diff options
30 files changed, 2192 insertions, 627 deletions
diff --git a/arch/arm/mach-u300/core.c b/arch/arm/mach-u300/core.c index aa53ee22438f..513d6abec1f5 100644 --- a/arch/arm/mach-u300/core.c +++ b/arch/arm/mach-u300/core.c @@ -3,7 +3,7 @@ * arch/arm/mach-u300/core.c * * - * Copyright (C) 2007-2010 ST-Ericsson AB + * Copyright (C) 2007-2010 ST-Ericsson SA * License terms: GNU General Public License (GPL) version 2 * Core platform support, IRQ handling and device definitions. * Author: Linus Walleij <linus.walleij@stericsson.com> @@ -16,7 +16,9 @@ #include <linux/device.h> #include <linux/mm.h> #include <linux/termios.h> +#include <linux/dmaengine.h> #include <linux/amba/bus.h> +#include <linux/amba/serial.h> #include <linux/platform_device.h> #include <linux/gpio.h> #include <linux/clk.h> @@ -96,10 +98,20 @@ void __init u300_map_io(void) * Declaration of devices found on the U300 board and * their respective memory locations. */ + +static struct amba_pl011_data uart0_plat_data = { +#ifdef CONFIG_COH901318 + .dma_filter = coh901318_filter_id, + .dma_rx_param = (void *) U300_DMA_UART0_RX, + .dma_tx_param = (void *) U300_DMA_UART0_TX, +#endif +}; + static struct amba_device uart0_device = { .dev = { + .coherent_dma_mask = ~0, .init_name = "uart0", /* Slow device at 0x3000 offset */ - .platform_data = NULL, + .platform_data = &uart0_plat_data, }, .res = { .start = U300_UART0_BASE, @@ -111,10 +123,19 @@ static struct amba_device uart0_device = { /* The U335 have an additional UART1 on the APP CPU */ #ifdef CONFIG_MACH_U300_BS335 +static struct amba_pl011_data uart1_plat_data = { +#ifdef CONFIG_COH901318 + .dma_filter = coh901318_filter_id, + .dma_rx_param = (void *) U300_DMA_UART1_RX, + .dma_tx_param = (void *) U300_DMA_UART1_TX, +#endif +}; + static struct amba_device uart1_device = { .dev = { + .coherent_dma_mask = ~0, .init_name = "uart1", /* Fast device at 0x7000 offset */ - .platform_data = NULL, + .platform_data = &uart1_plat_data, }, .res = { .start = U300_UART1_BASE, @@ -960,42 +981,37 @@ const struct coh_dma_channel chan_config[U300_DMA_CHANNELS] = { .priority_high = 0, .dev_addr = U300_MSL_BASE + 6 * 0x40 + 0x220, }, + /* + * Don't set up device address, burst count or size of src + * or dst bus for this peripheral - handled by PrimeCell + * DMA extension. + */ { .number = U300_DMA_MMCSD_RX_TX, .name = "MMCSD RX TX", .priority_high = 0, - .dev_addr = U300_MMCSD_BASE + 0x080, .param.config = COH901318_CX_CFG_CH_DISABLE | COH901318_CX_CFG_LCR_DISABLE | COH901318_CX_CFG_TC_IRQ_ENABLE | COH901318_CX_CFG_BE_IRQ_ENABLE, .param.ctrl_lli_chained = 0 | COH901318_CX_CTRL_TC_ENABLE | - COH901318_CX_CTRL_BURST_COUNT_32_BYTES | - COH901318_CX_CTRL_SRC_BUS_SIZE_32_BITS | - COH901318_CX_CTRL_DST_BUS_SIZE_32_BITS | COH901318_CX_CTRL_MASTER_MODE_M1RW | COH901318_CX_CTRL_TCP_ENABLE | - COH901318_CX_CTRL_TC_IRQ_ENABLE | + COH901318_CX_CTRL_TC_IRQ_DISABLE | COH901318_CX_CTRL_HSP_ENABLE | COH901318_CX_CTRL_HSS_DISABLE | COH901318_CX_CTRL_DDMA_LEGACY, .param.ctrl_lli = 0 | COH901318_CX_CTRL_TC_ENABLE | - COH901318_CX_CTRL_BURST_COUNT_32_BYTES | - COH901318_CX_CTRL_SRC_BUS_SIZE_32_BITS | - COH901318_CX_CTRL_DST_BUS_SIZE_32_BITS | COH901318_CX_CTRL_MASTER_MODE_M1RW | COH901318_CX_CTRL_TCP_ENABLE | - COH901318_CX_CTRL_TC_IRQ_ENABLE | + COH901318_CX_CTRL_TC_IRQ_DISABLE | COH901318_CX_CTRL_HSP_ENABLE | COH901318_CX_CTRL_HSS_DISABLE | COH901318_CX_CTRL_DDMA_LEGACY, .param.ctrl_lli_last = 0 | COH901318_CX_CTRL_TC_ENABLE | - COH901318_CX_CTRL_BURST_COUNT_32_BYTES | - COH901318_CX_CTRL_SRC_BUS_SIZE_32_BITS | - COH901318_CX_CTRL_DST_BUS_SIZE_32_BITS | COH901318_CX_CTRL_MASTER_MODE_M1RW | COH901318_CX_CTRL_TCP_DISABLE | COH901318_CX_CTRL_TC_IRQ_ENABLE | @@ -1014,15 +1030,76 @@ const struct coh_dma_channel chan_config[U300_DMA_CHANNELS] = { .name = "MSPRO RX", .priority_high = 0, }, + /* + * Don't set up device address, burst count or size of src + * or dst bus for this peripheral - handled by PrimeCell + * DMA extension. + */ { .number = U300_DMA_UART0_TX, .name = "UART0 TX", .priority_high = 0, + .param.config = COH901318_CX_CFG_CH_DISABLE | + COH901318_CX_CFG_LCR_DISABLE | + COH901318_CX_CFG_TC_IRQ_ENABLE | + COH901318_CX_CFG_BE_IRQ_ENABLE, + .param.ctrl_lli_chained = 0 | + COH901318_CX_CTRL_TC_ENABLE | + COH901318_CX_CTRL_MASTER_MODE_M1RW | + COH901318_CX_CTRL_TCP_ENABLE | + COH901318_CX_CTRL_TC_IRQ_DISABLE | + COH901318_CX_CTRL_HSP_ENABLE | + COH901318_CX_CTRL_HSS_DISABLE | + COH901318_CX_CTRL_DDMA_LEGACY, + .param.ctrl_lli = 0 | + COH901318_CX_CTRL_TC_ENABLE | + COH901318_CX_CTRL_MASTER_MODE_M1RW | + COH901318_CX_CTRL_TCP_ENABLE | + COH901318_CX_CTRL_TC_IRQ_ENABLE | + COH901318_CX_CTRL_HSP_ENABLE | + COH901318_CX_CTRL_HSS_DISABLE | + COH901318_CX_CTRL_DDMA_LEGACY, + .param.ctrl_lli_last = 0 | + COH901318_CX_CTRL_TC_ENABLE | + COH901318_CX_CTRL_MASTER_MODE_M1RW | + COH901318_CX_CTRL_TCP_ENABLE | + COH901318_CX_CTRL_TC_IRQ_ENABLE | + COH901318_CX_CTRL_HSP_ENABLE | + COH901318_CX_CTRL_HSS_DISABLE | + COH901318_CX_CTRL_DDMA_LEGACY, }, { .number = U300_DMA_UART0_RX, .name = "UART0 RX", .priority_high = 0, + .param.config = COH901318_CX_CFG_CH_DISABLE | + COH901318_CX_CFG_LCR_DISABLE | + COH901318_CX_CFG_TC_IRQ_ENABLE | + COH901318_CX_CFG_BE_IRQ_ENABLE, + .param.ctrl_lli_chained = 0 | + COH901318_CX_CTRL_TC_ENABLE | + COH901318_CX_CTRL_MASTER_MODE_M1RW | + COH901318_CX_CTRL_TCP_ENABLE | + COH901318_CX_CTRL_TC_IRQ_DISABLE | + COH901318_CX_CTRL_HSP_ENABLE | + COH901318_CX_CTRL_HSS_DISABLE | + COH901318_CX_CTRL_DDMA_LEGACY, + .param.ctrl_lli = 0 | + COH901318_CX_CTRL_TC_ENABLE | + COH901318_CX_CTRL_MASTER_MODE_M1RW | + COH901318_CX_CTRL_TCP_ENABLE | + COH901318_CX_CTRL_TC_IRQ_ENABLE | + COH901318_CX_CTRL_HSP_ENABLE | + COH901318_CX_CTRL_HSS_DISABLE | + COH901318_CX_CTRL_DDMA_LEGACY, + .param.ctrl_lli_last = 0 | + COH901318_CX_CTRL_TC_ENABLE | + COH901318_CX_CTRL_MASTER_MODE_M1RW | + COH901318_CX_CTRL_TCP_ENABLE | + COH901318_CX_CTRL_TC_IRQ_ENABLE | + COH901318_CX_CTRL_HSP_ENABLE | + COH901318_CX_CTRL_HSS_DISABLE | + COH901318_CX_CTRL_DDMA_LEGACY, }, { .number = U300_DMA_APEX_TX, @@ -1080,7 +1157,7 @@ const struct coh_dma_channel chan_config[U300_DMA_CHANNELS] = { COH901318_CX_CTRL_DST_ADDR_INC_DISABLE | COH901318_CX_CTRL_MASTER_MODE_M1RW | COH901318_CX_CTRL_TCP_ENABLE | - COH901318_CX_CTRL_TC_IRQ_ENABLE | + COH901318_CX_CTRL_TC_IRQ_DISABLE | COH901318_CX_CTRL_HSP_ENABLE | COH901318_CX_CTRL_HSS_DISABLE | COH901318_CX_CTRL_DDMA_LEGACY | @@ -1252,15 +1329,77 @@ const struct coh_dma_channel chan_config[U300_DMA_CHANNELS] = { .name = "XGAM PDI", .priority_high = 0, }, + /* + * Don't set up device address, burst count or size of src + * or dst bus for this peripheral - handled by PrimeCell + * DMA extension. + */ { .number = U300_DMA_SPI_TX, .name = "SPI TX", .priority_high = 0, + .param.config = COH901318_CX_CFG_CH_DISABLE | + COH901318_CX_CFG_LCR_DISABLE | + COH901318_CX_CFG_TC_IRQ_ENABLE | + COH901318_CX_CFG_BE_IRQ_ENABLE, + .param.ctrl_lli_chained = 0 | + COH901318_CX_CTRL_TC_ENABLE | + COH901318_CX_CTRL_MASTER_MODE_M1RW | + COH901318_CX_CTRL_TCP_DISABLE | + COH901318_CX_CTRL_TC_IRQ_DISABLE | + COH901318_CX_CTRL_HSP_ENABLE | + COH901318_CX_CTRL_HSS_DISABLE | + COH901318_CX_CTRL_DDMA_LEGACY, + .param.ctrl_lli = 0 | + COH901318_CX_CTRL_TC_ENABLE | + COH901318_CX_CTRL_MASTER_MODE_M1RW | + COH901318_CX_CTRL_TCP_DISABLE | + COH901318_CX_CTRL_TC_IRQ_ENABLE | + COH901318_CX_CTRL_HSP_ENABLE | + COH901318_CX_CTRL_HSS_DISABLE | + COH901318_CX_CTRL_DDMA_LEGACY, + .param.ctrl_lli_last = 0 | + COH901318_CX_CTRL_TC_ENABLE | + COH901318_CX_CTRL_MASTER_MODE_M1RW | + COH901318_CX_CTRL_TCP_DISABLE | + COH901318_CX_CTRL_TC_IRQ_ENABLE | + COH901318_CX_CTRL_HSP_ENABLE | + COH901318_CX_CTRL_HSS_DISABLE | + COH901318_CX_CTRL_DDMA_LEGACY, }, { .number = U300_DMA_SPI_RX, .name = "SPI RX", .priority_high = 0, + .param.config = COH901318_CX_CFG_CH_DISABLE | + COH901318_CX_CFG_LCR_DISABLE | + COH901318_CX_CFG_TC_IRQ_ENABLE | + COH901318_CX_CFG_BE_IRQ_ENABLE, + .param.ctrl_lli_chained = 0 | + COH901318_CX_CTRL_TC_ENABLE | + COH901318_CX_CTRL_MASTER_MODE_M1RW | + COH901318_CX_CTRL_TCP_DISABLE | + COH901318_CX_CTRL_TC_IRQ_DISABLE | + COH901318_CX_CTRL_HSP_ENABLE | + COH901318_CX_CTRL_HSS_DISABLE | + COH901318_CX_CTRL_DDMA_LEGACY, + .param.ctrl_lli = 0 | + COH901318_CX_CTRL_TC_ENABLE | + COH901318_CX_CTRL_MASTER_MODE_M1RW | + COH901318_CX_CTRL_TCP_DISABLE | + COH901318_CX_CTRL_TC_IRQ_ENABLE | + COH901318_CX_CTRL_HSP_ENABLE | + COH901318_CX_CTRL_HSS_DISABLE | + COH901318_CX_CTRL_DDMA_LEGACY, + .param.ctrl_lli_last = 0 | + COH901318_CX_CTRL_TC_ENABLE | + COH901318_CX_CTRL_MASTER_MODE_M1RW | + COH901318_CX_CTRL_TCP_DISABLE | + COH901318_CX_CTRL_TC_IRQ_ENABLE | + COH901318_CX_CTRL_HSP_ENABLE | + COH901318_CX_CTRL_HSS_DISABLE | + COH901318_CX_CTRL_DDMA_LEGACY, + }, { .number = U300_DMA_GENERAL_PURPOSE_0, @@ -1617,7 +1756,7 @@ static void __init u300_init_check_chip(void) #endif #ifdef CONFIG_MACH_U300_BS335 if ((val & 0xFF00U) != 0xf000 && (val & 0xFF00U) != 0xf100) { - printk(KERN_ERR "Platform configured for BS365 " \ + printk(KERN_ERR "Platform configured for BS335 " \ " with DB3350 but %s detected, expect problems!", chipname); } @@ -1692,12 +1831,12 @@ void __init u300_init_devices(void) /* Register subdevices on the I2C buses */ u300_i2c_register_board_devices(); - /* Register subdevices on the SPI bus */ - u300_spi_register_board_devices(); - /* Register the platform devices */ platform_add_devices(platform_devs, ARRAY_SIZE(platform_devs)); + /* Register subdevices on the SPI bus */ + u300_spi_register_board_devices(); + #ifndef CONFIG_MACH_U300_SEMI_IS_SHARED /* * Enable SEMI self refresh. Self-refresh of the SDRAM is entered when diff --git a/arch/arm/mach-u300/include/mach/coh901318.h b/arch/arm/mach-u300/include/mach/coh901318.h index 6193aaa47794..7c3b2b2d25b6 100644 --- a/arch/arm/mach-u300/include/mach/coh901318.h +++ b/arch/arm/mach-u300/include/mach/coh901318.h @@ -102,6 +102,7 @@ struct coh901318_platform { const int max_channels; }; +#ifdef CONFIG_COH901318 /** * coh901318_filter_id() - DMA channel filter function * @chan: dma channel handle @@ -110,6 +111,12 @@ struct coh901318_platform { * In dma_request_channel() it specifies what channel id to be requested */ bool coh901318_filter_id(struct dma_chan *chan, void *chan_id); +#else +static inline bool coh901318_filter_id(struct dma_chan *chan, void *chan_id) +{ + return false; +} +#endif /* * DMA Controller - this access the static mappings of the coh901318 dma. diff --git a/arch/arm/mach-u300/mmc.c b/arch/arm/mach-u300/mmc.c index de1ac9ad2213..677ccef5cd32 100644 --- a/arch/arm/mach-u300/mmc.c +++ b/arch/arm/mach-u300/mmc.c @@ -3,159 +3,52 @@ * arch/arm/mach-u300/mmc.c * * - * Copyright (C) 2009 ST-Ericsson AB + * Copyright (C) 2009 ST-Ericsson SA * License terms: GNU General Public License (GPL) version 2 * * Author: Linus Walleij <linus.walleij@stericsson.com> - * Author: Johan Lundin <johan.lundin@stericsson.com> + * Author: Johan Lundin * Author: Jonas Aaberg <jonas.aberg@stericsson.com> */ #include <linux/device.h> #include <linux/amba/bus.h> #include <linux/mmc/host.h> -#include <linux/input.h> -#include <linux/workqueue.h> -#include <linux/delay.h> -#include <linux/regulator/consumer.h> -#include <linux/regulator/machine.h> #include <linux/gpio.h> +#include <linux/dmaengine.h> #include <linux/amba/mmci.h> #include <linux/slab.h> +#include <mach/coh901318.h> +#include <mach/dma_channels.h> #include "mmc.h" #include "padmux.h" -struct mmci_card_event { - struct input_dev *mmc_input; - int mmc_inserted; - struct work_struct workq; - struct mmci_platform_data mmc0_plat_data; +static struct mmci_platform_data mmc0_plat_data = { + /* + * Do not set ocr_mask or voltage translation function, + * we have a regulator we can control instead. + */ + /* Nominally 2.85V on our platform */ + .f_max = 24000000, + .gpio_wp = -1, + .gpio_cd = U300_GPIO_PIN_MMC_CD, + .cd_invert = true, + .capabilities = MMC_CAP_MMC_HIGHSPEED | + MMC_CAP_SD_HIGHSPEED | MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA, +#ifdef CONFIG_COH901318 + .dma_filter = coh901318_filter_id, + .dma_rx_param = (void *) U300_DMA_MMCSD_RX_TX, + /* Don't specify a TX channel, this RX channel is bidirectional */ +#endif }; -static unsigned int mmc_status(struct device *dev) -{ - struct mmci_card_event *mmci_card = container_of( - dev->platform_data, - struct mmci_card_event, mmc0_plat_data); - - return mmci_card->mmc_inserted; -} - -static int mmci_callback(void *data) -{ - struct mmci_card_event *mmci_card = data; - - disable_irq_on_gpio_pin(U300_GPIO_PIN_MMC_CD); - schedule_work(&mmci_card->workq); - - return 0; -} - - -static ssize_t gpio_show(struct device *dev, struct device_attribute *attr, - char *buf) -{ - struct mmci_card_event *mmci_card = container_of( - dev->platform_data, - struct mmci_card_event, mmc0_plat_data); - - - return sprintf(buf, "%d\n", !mmci_card->mmc_inserted); -} - -static DEVICE_ATTR(mmc_inserted, S_IRUGO, gpio_show, NULL); - -static void _mmci_callback(struct work_struct *ws) -{ - - struct mmci_card_event *mmci_card = container_of( - ws, - struct mmci_card_event, workq); - - mdelay(20); - - mmci_card->mmc_inserted = !gpio_get_value(U300_GPIO_PIN_MMC_CD); - - input_report_switch(mmci_card->mmc_input, KEY_INSERT, - mmci_card->mmc_inserted); - input_sync(mmci_card->mmc_input); - - pr_debug("MMC/SD card was %s\n", - mmci_card->mmc_inserted ? "inserted" : "removed"); - - enable_irq_on_gpio_pin(U300_GPIO_PIN_MMC_CD, mmci_card->mmc_inserted); -} - int __devinit mmc_init(struct amba_device *adev) { - struct mmci_card_event *mmci_card; struct device *mmcsd_device = &adev->dev; struct pmx *pmx; int ret = 0; - mmci_card = kzalloc(sizeof(struct mmci_card_event), GFP_KERNEL); - if (!mmci_card) - return -ENOMEM; - - /* - * Do not set ocr_mask or voltage translation function, - * we have a regulator we can control instead. - */ - /* Nominally 2.85V on our platform */ - mmci_card->mmc0_plat_data.f_max = 24000000; - mmci_card->mmc0_plat_data.status = mmc_status; - mmci_card->mmc0_plat_data.gpio_wp = -1; - mmci_card->mmc0_plat_data.gpio_cd = -1; - mmci_card->mmc0_plat_data.capabilities = MMC_CAP_MMC_HIGHSPEED | - MMC_CAP_SD_HIGHSPEED | MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA; - - mmcsd_device->platform_data = (void *) &mmci_card->mmc0_plat_data; - - INIT_WORK(&mmci_card->workq, _mmci_callback); - - ret = gpio_request(U300_GPIO_PIN_MMC_CD, "MMC card detection"); - if (ret) { - printk(KERN_CRIT "Could not allocate MMC card detection " \ - "GPIO pin\n"); - goto out; - } - - ret = gpio_direction_input(U300_GPIO_PIN_MMC_CD); - if (ret) { - printk(KERN_CRIT "Invalid GPIO pin requested\n"); - goto out; - } - - ret = sysfs_create_file(&mmcsd_device->kobj, - &dev_attr_mmc_inserted.attr); - if (ret) - goto out; - - mmci_card->mmc_input = input_allocate_device(); - if (!mmci_card->mmc_input) { - printk(KERN_CRIT "Could not allocate MMC input device\n"); - return -ENOMEM; - } - - mmci_card->mmc_input->name = "MMC insert notification"; - mmci_card->mmc_input->id.bustype = BUS_HOST; - mmci_card->mmc_input->id.vendor = 0; - mmci_card->mmc_input->id.product = 0; - mmci_card->mmc_input->id.version = 0x0100; - mmci_card->mmc_input->dev.parent = mmcsd_device; - input_set_capability(mmci_card->mmc_input, EV_SW, KEY_INSERT); - - /* - * Since this must always be compiled into the kernel, this input - * is never unregistered or free:ed. - */ - ret = input_register_device(mmci_card->mmc_input); - if (ret) { - input_free_device(mmci_card->mmc_input); - goto out; - } - - input_set_drvdata(mmci_card->mmc_input, mmci_card); + mmcsd_device->platform_data = &mmc0_plat_data; /* * Setup padmuxing for MMC. Since this must always be @@ -171,12 +64,5 @@ int __devinit mmc_init(struct amba_device *adev) pr_warning("Could not activate padmuxing\n"); } - ret = gpio_register_callback(U300_GPIO_PIN_MMC_CD, mmci_callback, - mmci_card); - - schedule_work(&mmci_card->workq); - - printk(KERN_INFO "Registered MMC insert/remove notification\n"); -out: return ret; } diff --git a/arch/arm/mach-u300/spi.c b/arch/arm/mach-u300/spi.c index 00869def5420..5767208f1c1d 100644 --- a/arch/arm/mach-u300/spi.c +++ b/arch/arm/mach-u300/spi.c @@ -11,6 +11,9 @@ #include <linux/spi/spi.h> #include <linux/amba/pl022.h> #include <linux/err.h> +#include <mach/coh901318.h> +#include <mach/dma_channels.h> + #include "padmux.h" /* @@ -30,11 +33,8 @@ static void select_dummy_chip(u32 chipselect) } struct pl022_config_chip dummy_chip_info = { - /* - * available POLLING_TRANSFER and INTERRUPT_TRANSFER, - * DMA_TRANSFER does not work - */ - .com_mode = INTERRUPT_TRANSFER, + /* available POLLING_TRANSFER, INTERRUPT_TRANSFER, DMA_TRANSFER */ + .com_mode = DMA_TRANSFER, .iface = SSP_INTERFACE_MOTOROLA_SPI, /* We can only act as master but SSP_SLAVE is possible in theory */ .hierarchy = SSP_MASTER, @@ -75,8 +75,6 @@ static struct spi_board_info u300_spi_devices[] = { static struct pl022_ssp_controller ssp_platform_data = { /* If you have several SPI buses this varies, we have only bus 0 */ .bus_id = 0, - /* Set this to 1 when we think we got DMA working */ - .enable_dma = 0, /* * On the APP CPU GPIO 4, 5 and 6 are connected as generic * chip selects for SPI. (Same on U330, U335 and U365.) @@ -84,6 +82,14 @@ static struct pl022_ssp_controller ssp_platform_data = { * and do padmuxing accordingly too. */ .num_chipselect = 3, +#ifdef CONFIG_COH901318 + .enable_dma = 1, + .dma_filter = coh901318_filter_id, + .dma_rx_param = (void *) U300_DMA_SPI_RX, + .dma_tx_param = (void *) U300_DMA_SPI_TX, +#else + .enable_dma = 0, +#endif }; @@ -109,6 +115,7 @@ void __init u300_spi_init(struct amba_device *adev) } } + void __init u300_spi_register_board_devices(void) { /* Register any SPI devices */ diff --git a/arch/arm/mach-ux500/Makefile b/arch/arm/mach-ux500/Makefile index 53ebb429e971..b549a8fb4231 100644 --- a/arch/arm/mach-ux500/Makefile +++ b/arch/arm/mach-ux500/Makefile @@ -3,16 +3,18 @@ # obj-y := clock.o cpu.o devices.o devices-common.o \ - id.o + id.o usb.o obj-$(CONFIG_UX500_SOC_DB5500) += cpu-db5500.o dma-db5500.o obj-$(CONFIG_UX500_SOC_DB8500) += cpu-db8500.o devices-db8500.o prcmu.o obj-$(CONFIG_MACH_U8500) += board-mop500.o board-mop500-sdi.o \ - board-mop500-keypads.o + board-mop500-regulators.o \ + board-mop500-uib.o board-mop500-stuib.o \ + board-mop500-u8500uib.o \ + board-mop500-pins.o obj-$(CONFIG_MACH_U5500) += board-u5500.o board-u5500-sdi.o obj-$(CONFIG_SMP) += platsmp.o headsmp.o obj-$(CONFIG_HOTPLUG_CPU) += hotplug.o obj-$(CONFIG_LOCAL_TIMERS) += localtimer.o -obj-$(CONFIG_REGULATOR_AB8500) += board-mop500-regulators.o obj-$(CONFIG_U5500_MODEM_IRQ) += modem-irq-db5500.o obj-$(CONFIG_U5500_MBOX) += mbox-db5500.o obj-$(CONFIG_CPU_FREQ) += cpufreq.o diff --git a/arch/arm/mach-ux500/board-mop500-keypads.c b/arch/arm/mach-ux500/board-mop500-keypads.c deleted file mode 100644 index 70318c354d32..000000000000 --- a/arch/arm/mach-ux500/board-mop500-keypads.c +++ /dev/null @@ -1,229 +0,0 @@ -/* - * Copyright (C) ST-Ericsson SA 2010 - * - * License Terms: GNU General Public License v2 - * - * Keypad layouts for various boards - */ - -#include <linux/i2c.h> -#include <linux/gpio.h> -#include <linux/interrupt.h> -#include <linux/platform_device.h> -#include <linux/mfd/stmpe.h> -#include <linux/mfd/tc3589x.h> -#include <linux/input/matrix_keypad.h> - -#include <plat/pincfg.h> -#include <plat/ske.h> - -#include <mach/devices.h> -#include <mach/hardware.h> - -#include "devices-db8500.h" -#include "board-mop500.h" - -/* STMPE/SKE keypad use this key layout */ -static const unsigned int mop500_keymap[] = { - KEY(2, 5, KEY_END), - KEY(4, 1, KEY_POWER), - KEY(3, 5, KEY_VOLUMEDOWN), - KEY(1, 3, KEY_3), - KEY(5, 2, KEY_RIGHT), - KEY(5, 0, KEY_9), - - KEY(0, 5, KEY_MENU), - KEY(7, 6, KEY_ENTER), - KEY(4, 5, KEY_0), - KEY(6, 7, KEY_2), - KEY(3, 4, KEY_UP), - KEY(3, 3, KEY_DOWN), - - KEY(6, 4, KEY_SEND), - KEY(6, 2, KEY_BACK), - KEY(4, 2, KEY_VOLUMEUP), - KEY(5, 5, KEY_1), - KEY(4, 3, KEY_LEFT), - KEY(3, 2, KEY_7), -}; - -static const struct matrix_keymap_data mop500_keymap_data = { - .keymap = mop500_keymap, - .keymap_size = ARRAY_SIZE(mop500_keymap), -}; - -/* - * Nomadik SKE keypad - */ -#define ROW_PIN_I0 164 -#define ROW_PIN_I1 163 -#define ROW_PIN_I2 162 -#define ROW_PIN_I3 161 -#define ROW_PIN_I4 156 -#define ROW_PIN_I5 155 -#define ROW_PIN_I6 154 -#define ROW_PIN_I7 153 -#define COL_PIN_O0 168 -#define COL_PIN_O1 167 -#define COL_PIN_O2 166 -#define COL_PIN_O3 165 -#define COL_PIN_O4 160 -#define COL_PIN_O5 159 -#define COL_PIN_O6 158 -#define COL_PIN_O7 157 - -#define SKE_KPD_MAX_ROWS 8 -#define SKE_KPD_MAX_COLS 8 - -static int ske_kp_rows[] = { - ROW_PIN_I0, ROW_PIN_I1, ROW_PIN_I2, ROW_PIN_I3, - ROW_PIN_I4, ROW_PIN_I5, ROW_PIN_I6, ROW_PIN_I7, -}; - -/* - * ske_set_gpio_row: request and set gpio rows - */ -static int ske_set_gpio_row(int gpio) -{ - int ret; - - ret = gpio_request(gpio, "ske-kp"); - if (ret < 0) { - pr_err("ske_set_gpio_row: gpio request failed\n"); - return ret; - } - - ret = gpio_direction_output(gpio, 1); - if (ret < 0) { - pr_err("ske_set_gpio_row: gpio direction failed\n"); - gpio_free(gpio); - } - - return ret; -} - -/* - * ske_kp_init - enable the gpio configuration - */ -static int ske_kp_init(void) -{ - int ret, i; - - for (i = 0; i < SKE_KPD_MAX_ROWS; i++) { - ret = ske_set_gpio_row(ske_kp_rows[i]); - if (ret < 0) { - pr_err("ske_kp_init: failed init\n"); - return ret; - } - } - - return 0; -} - -static struct ske_keypad_platform_data ske_keypad_board = { - .init = ske_kp_init, - .keymap_data = &mop500_keymap_data, - .no_autorepeat = true, - .krow = SKE_KPD_MAX_ROWS, /* 8x8 matrix */ - .kcol = SKE_KPD_MAX_COLS, - .debounce_ms = 40, /* in millisecs */ -}; - -/* - * STMPE1601 - */ -static struct stmpe_keypad_platform_data stmpe1601_keypad_data = { - .debounce_ms = 64, - .scan_count = 8, - .no_autorepeat = true, - .keymap_data = &mop500_keymap_data, -}; - -static struct stmpe_platform_data stmpe1601_data = { - .id = 1, - .blocks = STMPE_BLOCK_KEYPAD, - .irq_trigger = IRQF_TRIGGER_FALLING, - .irq_base = MOP500_STMPE1601_IRQ(0), - .keypad = &stmpe1601_keypad_data, - .autosleep = true, - .autosleep_timeout = 1024, -}; - -static struct i2c_board_info mop500_i2c0_devices_stuib[] = { - { - I2C_BOARD_INFO("stmpe1601", 0x40), - .irq = NOMADIK_GPIO_TO_IRQ(218), - .platform_data = &stmpe1601_data, - .flags = I2C_CLIENT_WAKE, - }, -}; - -/* - * TC35893 - */ - -static const unsigned int uib_keymap[] = { - KEY(3, 1, KEY_END), - KEY(4, 1, KEY_POWER), - KEY(6, 4, KEY_VOLUMEDOWN), - KEY(4, 2, KEY_EMAIL), - KEY(3, 3, KEY_RIGHT), - KEY(2, 5, KEY_BACKSPACE), - - KEY(6, 7, KEY_MENU), - KEY(5, 0, KEY_ENTER), - KEY(4, 3, KEY_0), - KEY(3, 4, KEY_DOT), - KEY(5, 2, KEY_UP), - KEY(3, 5, KEY_DOWN), - - KEY(4, 5, KEY_SEND), - KEY(0, 5, KEY_BACK), - KEY(6, 2, KEY_VOLUMEUP), - KEY(1, 3, KEY_SPACE), - KEY(7, 6, KEY_LEFT), - KEY(5, 5, KEY_SEARCH), -}; - -static struct matrix_keymap_data uib_keymap_data = { - .keymap = uib_keymap, - .keymap_size = ARRAY_SIZE(uib_keymap), -}; - -static struct tc3589x_keypad_platform_data tc35893_data = { - .krow = TC_KPD_ROWS, - .kcol = TC_KPD_COLUMNS, - .debounce_period = TC_KPD_DEBOUNCE_PERIOD, - .settle_time = TC_KPD_SETTLE_TIME, - .irqtype = IRQF_TRIGGER_FALLING, - .enable_wakeup = true, - .keymap_data = &uib_keymap_data, - .no_autorepeat = true, -}; - -static struct tc3589x_platform_data tc3589x_keypad_data = { - .block = TC3589x_BLOCK_KEYPAD, - .keypad = &tc35893_data, - .irq_base = MOP500_EGPIO_IRQ_BASE, -}; - -static struct i2c_board_info mop500_i2c0_devices_uib[] = { - { - I2C_BOARD_INFO("tc3589x", 0x44), - .platform_data = &tc3589x_keypad_data, - .irq = NOMADIK_GPIO_TO_IRQ(218), - .flags = I2C_CLIENT_WAKE, - }, -}; - -void mop500_keypad_init(void) -{ - db8500_add_ske_keypad(&ske_keypad_board); - - i2c_register_board_info(0, mop500_i2c0_devices_stuib, - ARRAY_SIZE(mop500_i2c0_devices_stuib)); - - i2c_register_board_info(0, mop500_i2c0_devices_uib, - ARRAY_SIZE(mop500_i2c0_devices_uib)); - -} diff --git a/arch/arm/mach-ux500/board-mop500-pins.c b/arch/arm/mach-ux500/board-mop500-pins.c new file mode 100644 index 000000000000..fd4cf1ca5efd --- /dev/null +++ b/arch/arm/mach-ux500/board-mop500-pins.c @@ -0,0 +1,241 @@ +/* + * Copyright (C) ST-Ericsson SA 2010 + * + * License terms: GNU General Public License (GPL) version 2 + */ + +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/gpio.h> + +#include <asm/mach-types.h> +#include <plat/pincfg.h> +#include <mach/hardware.h> + +#include "pins-db8500.h" + +static pin_cfg_t mop500_pins_common[] = { + /* I2C */ + GPIO147_I2C0_SCL, + GPIO148_I2C0_SDA, + GPIO16_I2C1_SCL, + GPIO17_I2C1_SDA, + GPIO10_I2C2_SDA, + GPIO11_I2C2_SCL, + GPIO229_I2C3_SDA, + GPIO230_I2C3_SCL, + + /* MSP0 */ + GPIO12_MSP0_TXD, + GPIO13_MSP0_TFS, + GPIO14_MSP0_TCK, + GPIO15_MSP0_RXD, + + /* MSP2: HDMI */ + GPIO193_MSP2_TXD, + GPIO194_MSP2_TCK, + GPIO195_MSP2_TFS, + GPIO196_MSP2_RXD | PIN_OUTPUT_LOW, + + /* Touch screen INTERFACE */ + GPIO84_GPIO | PIN_INPUT_PULLUP, /* TOUCH_INT1 */ + + /* STMPE1601/tc35893 keypad IRQ */ + GPIO218_GPIO | PIN_INPUT_PULLUP, + + /* MMC0 (MicroSD card) */ + GPIO18_MC0_CMDDIR | PIN_OUTPUT_HIGH, + GPIO19_MC0_DAT0DIR | PIN_OUTPUT_HIGH, + GPIO20_MC0_DAT2DIR | PIN_OUTPUT_HIGH, + + GPIO22_MC0_FBCLK | PIN_INPUT_NOPULL, + GPIO23_MC0_CLK | PIN_OUTPUT_LOW, + GPIO24_MC0_CMD | PIN_INPUT_PULLUP, + GPIO25_MC0_DAT0 | PIN_INPUT_PULLUP, + GPIO26_MC0_DAT1 | PIN_INPUT_PULLUP, + GPIO27_MC0_DAT2 | PIN_INPUT_PULLUP, + GPIO28_MC0_DAT3 | PIN_INPUT_PULLUP, + + /* SDI1 (SDIO) */ + GPIO208_MC1_CLK | PIN_OUTPUT_LOW, + GPIO209_MC1_FBCLK | PIN_INPUT_NOPULL, + GPIO210_MC1_CMD | PIN_INPUT_PULLUP, + GPIO211_MC1_DAT0 | PIN_INPUT_PULLUP, + GPIO212_MC1_DAT1 | PIN_INPUT_PULLUP, + GPIO213_MC1_DAT2 | PIN_INPUT_PULLUP, + GPIO214_MC1_DAT3 | PIN_INPUT_PULLUP, + + /* MMC2 (On-board DATA INTERFACE eMMC) */ + GPIO128_MC2_CLK | PIN_OUTPUT_LOW, + GPIO129_MC2_CMD | PIN_INPUT_PULLUP, + GPIO130_MC2_FBCLK | PIN_INPUT_NOPULL, + GPIO131_MC2_DAT0 | PIN_INPUT_PULLUP, + GPIO132_MC2_DAT1 | PIN_INPUT_PULLUP, + GPIO133_MC2_DAT2 | PIN_INPUT_PULLUP, + GPIO134_MC2_DAT3 | PIN_INPUT_PULLUP, + GPIO135_MC2_DAT4 | PIN_INPUT_PULLUP, + GPIO136_MC2_DAT5 | PIN_INPUT_PULLUP, + GPIO137_MC2_DAT6 | PIN_INPUT_PULLUP, + GPIO138_MC2_DAT7 | PIN_INPUT_PULLUP, + + /* MMC4 (On-board STORAGE INTERFACE eMMC) */ + GPIO197_MC4_DAT3 | PIN_INPUT_PULLUP, + GPIO198_MC4_DAT2 | PIN_INPUT_PULLUP, + GPIO199_MC4_DAT1 | PIN_INPUT_PULLUP, + GPIO200_MC4_DAT0 | PIN_INPUT_PULLUP, + GPIO201_MC4_CMD | PIN_INPUT_PULLUP, + GPIO202_MC4_FBCLK | PIN_INPUT_NOPULL, + GPIO203_MC4_CLK | PIN_OUTPUT_LOW, + GPIO204_MC4_DAT7 | PIN_INPUT_PULLUP, + GPIO205_MC4_DAT6 | PIN_INPUT_PULLUP, + GPIO206_MC4_DAT5 | PIN_INPUT_PULLUP, + GPIO207_MC4_DAT4 | PIN_INPUT_PULLUP, + + /* SKE keypad */ + GPIO153_KP_I7, + GPIO154_KP_I6, + GPIO155_KP_I5, + GPIO156_KP_I4, + GPIO157_KP_O7, + GPIO158_KP_O6, + GPIO159_KP_O5, + GPIO160_KP_O4, + GPIO161_KP_I3, + GPIO162_KP_I2, + GPIO163_KP_I1, + GPIO164_KP_I0, + GPIO165_KP_O3, + GPIO166_KP_O2, + GPIO167_KP_O1, + GPIO168_KP_O0, + + /* UART */ + GPIO0_U0_CTSn | PIN_INPUT_PULLUP, + GPIO1_U0_RTSn | PIN_OUTPUT_HIGH, + GPIO2_U0_RXD | PIN_INPUT_PULLUP, + GPIO3_U0_TXD | PIN_OUTPUT_HIGH, + + GPIO29_U2_RXD | PIN_INPUT_PULLUP, + GPIO30_U2_TXD | PIN_OUTPUT_HIGH, + GPIO31_U2_CTSn | PIN_INPUT_PULLUP, + GPIO32_U2_RTSn | PIN_OUTPUT_HIGH, + + /* Display & HDMI HW sync */ + GPIO68_LCD_VSI0 | PIN_INPUT_PULLUP, + GPIO69_LCD_VSI1 | PIN_INPUT_PULLUP, +}; + +static pin_cfg_t mop500_pins_default[] = { + /* SSP0 */ + GPIO143_SSP0_CLK, + GPIO144_SSP0_FRM, + GPIO145_SSP0_RXD | PIN_PULL_DOWN, + GPIO146_SSP0_TXD, + + + GPIO217_GPIO | PIN_INPUT_PULLUP, /* TC35892 IRQ */ + + /* SDI0 (MicroSD card) */ + GPIO21_MC0_DAT31DIR | PIN_OUTPUT_HIGH, + + /* UART */ + GPIO4_U1_RXD | PIN_INPUT_PULLUP, + GPIO5_U1_TXD | PIN_OUTPUT_HIGH, + GPIO6_U1_CTSn | PIN_INPUT_PULLUP, + GPIO7_U1_RTSn | PIN_OUTPUT_HIGH, +}; + +static pin_cfg_t mop500_pins_hrefv60[] = { + /* WLAN */ + GPIO4_GPIO | PIN_INPUT_PULLUP,/* WLAN_IRQ */ + GPIO85_GPIO | PIN_OUTPUT_LOW,/* WLAN_ENA */ + + /* XENON Flashgun INTERFACE */ + GPIO6_IP_GPIO0 | PIN_INPUT_PULLUP,/* XENON_FLASH_ID */ + GPIO7_IP_GPIO1 | PIN_INPUT_PULLUP,/* XENON_READY */ + GPIO170_GPIO | PIN_OUTPUT_LOW, /* XENON_CHARGE */ + + /* Assistant LED INTERFACE */ + GPIO21_GPIO | PIN_OUTPUT_LOW, /* XENON_EN1 */ + GPIO64_IP_GPIO4 | PIN_OUTPUT_LOW, /* XENON_EN2 */ + + /* Magnetometer */ + GPIO31_GPIO | PIN_INPUT_PULLUP, /* magnetometer_INT */ + GPIO32_GPIO | PIN_INPUT_PULLDOWN, /* Magnetometer DRDY */ + + /* Display Interface */ + GPIO65_GPIO | PIN_OUTPUT_LOW, /* DISP1 RST */ + GPIO66_GPIO | PIN_OUTPUT_LOW, /* DISP2 RST */ + + /* Touch screen INTERFACE */ + GPIO143_GPIO | PIN_OUTPUT_LOW,/*TOUCH_RST1 */ + + /* Touch screen INTERFACE 2 */ + GPIO67_GPIO | PIN_INPUT_PULLUP, /* TOUCH_INT2 */ + GPIO146_GPIO | PIN_OUTPUT_LOW,/*TOUCH_RST2 */ + + /* ETM_PTM_TRACE INTERFACE */ + GPIO70_GPIO | PIN_OUTPUT_LOW,/* ETM_PTM_DATA23 */ + GPIO71_GPIO | PIN_OUTPUT_LOW,/* ETM_PTM_DATA22 */ + GPIO72_GPIO | PIN_OUTPUT_LOW,/* ETM_PTM_DATA21 */ + GPIO73_GPIO | PIN_OUTPUT_LOW,/* ETM_PTM_DATA20 */ + GPIO74_GPIO | PIN_OUTPUT_LOW,/* ETM_PTM_DATA19 */ + + /* NAHJ INTERFACE */ + GPIO76_GPIO | PIN_OUTPUT_LOW,/* NAHJ_CTRL */ + GPIO216_GPIO | PIN_OUTPUT_HIGH,/* NAHJ_CTRL_INV */ + + /* NFC INTERFACE */ + GPIO77_GPIO | PIN_OUTPUT_LOW, /* NFC_ENA */ + GPIO144_GPIO | PIN_INPUT_PULLDOWN, /* NFC_IRQ */ + GPIO142_GPIO | PIN_OUTPUT_LOW, /* NFC_RESET */ + + /* Keyboard MATRIX INTERFACE */ + GPIO90_MC5_CMD | PIN_OUTPUT_LOW, /* KP_O_1 */ + GPIO87_MC5_DAT1 | PIN_OUTPUT_LOW, /* KP_O_2 */ + GPIO86_MC5_DAT0 | PIN_OUTPUT_LOW, /* KP_O_3 */ + GPIO96_KP_O6 | PIN_OUTPUT_LOW, /* KP_O_6 */ + GPIO94_KP_O7 | PIN_OUTPUT_LOW, /* KP_O_7 */ + GPIO93_MC5_DAT4 | PIN_INPUT_PULLUP, /* KP_I_0 */ + GPIO89_MC5_DAT3 | PIN_INPUT_PULLUP, /* KP_I_2 */ + GPIO88_MC5_DAT2 | PIN_INPUT_PULLUP, /* KP_I_3 */ + GPIO91_GPIO | PIN_INPUT_PULLUP, /* FORCE_SENSING_INT */ + GPIO92_GPIO | PIN_OUTPUT_LOW, /* FORCE_SENSING_RST */ + GPIO97_GPIO | PIN_OUTPUT_LOW, /* FORCE_SENSING_WU */ + + /* DiPro Sensor Interface */ + GPIO139_GPIO | PIN_INPUT_PULLUP, /* DIPRO_INT */ + + /* HAL SWITCH INTERFACE */ + GPIO145_GPIO | PIN_INPUT_PULLDOWN,/* HAL_SW */ + + /* Audio Amplifier Interface */ + GPIO149_GPIO | PIN_OUTPUT_LOW, /* VAUDIO_HF_EN */ + + /* GBF INTERFACE */ + GPIO171_GPIO | PIN_OUTPUT_LOW, /* GBF_ENA_RESET */ + + /* MSP : HDTV INTERFACE */ + GPIO192_GPIO | PIN_INPUT_PULLDOWN, + + /* ACCELEROMETER_INTERFACE */ + GPIO82_GPIO | PIN_INPUT_PULLUP, /* ACC_INT1 */ + GPIO83_GPIO | PIN_INPUT_PULLUP, /* ACC_INT2 */ + + /* Proximity Sensor */ + GPIO217_GPIO | PIN_INPUT_PULLUP, + + +}; + +void __init mop500_pins_init(void) +{ + nmk_config_pins(mop500_pins_common, + ARRAY_SIZE(mop500_pins_common)); + if (machine_is_hrefv60()) + nmk_config_pins(mop500_pins_hrefv60, + ARRAY_SIZE(mop500_pins_hrefv60)); + else + nmk_config_pins(mop500_pins_default, + ARRAY_SIZE(mop500_pins_default)); +} diff --git a/arch/arm/mach-ux500/board-mop500-regulators.c b/arch/arm/mach-ux500/board-mop500-regulators.c index 533967c2d095..875c91b2f8a4 100644 --- a/arch/arm/mach-ux500/board-mop500-regulators.c +++ b/arch/arm/mach-ux500/board-mop500-regulators.c @@ -11,6 +11,56 @@ #include <linux/kernel.h> #include <linux/regulator/machine.h> #include <linux/regulator/ab8500.h> +#include "board-mop500-regulators.h" + +static struct regulator_consumer_supply ab8500_vaux1_consumers[] = { + /* External displays, connector on board 2v5 power supply */ + REGULATOR_SUPPLY("vaux12v5", "mcde.0"), + /* SFH7741 proximity sensor */ + REGULATOR_SUPPLY("vcc", "gpio-keys.0"), + /* BH1780GLS ambient light sensor */ + REGULATOR_SUPPLY("vcc", "2-0029"), + /* lsm303dlh accelerometer */ + REGULATOR_SUPPLY("vdd", "3-0018"), + /* lsm303dlh magnetometer */ + REGULATOR_SUPPLY("vdd", "3-001e"), + /* Rohm BU21013 Touchscreen devices */ + REGULATOR_SUPPLY("avdd", "3-005c"), + REGULATOR_SUPPLY("avdd", "3-005d"), + /* Synaptics RMI4 Touchscreen device */ + REGULATOR_SUPPLY("vdd", "3-004b"), +}; + +static struct regulator_consumer_supply ab8500_vaux2_consumers[] = { + /* On-board eMMC power */ + REGULATOR_SUPPLY("vmmc", "sdi4"), + /* AB8500 audio codec */ + REGULATOR_SUPPLY("vcc-N2158", "ab8500-codec.0"), +}; + +static struct regulator_consumer_supply ab8500_vaux3_consumers[] = { + /* External MMC slot power */ + REGULATOR_SUPPLY("vmmc", "sdi0"), +}; + +static struct regulator_consumer_supply ab8500_vtvout_consumers[] = { + /* TV-out DENC supply */ + REGULATOR_SUPPLY("vtvout", "ab8500-denc.0"), + /* Internal general-purpose ADC */ + REGULATOR_SUPPLY("vddadc", "ab8500-gpadc.0"), +}; + +static struct regulator_consumer_supply ab8500_vintcore_consumers[] = { + /* SoC core supply, no device */ + REGULATOR_SUPPLY("v-intcore", NULL), + /* USB Transciever */ + REGULATOR_SUPPLY("vddulpivio18", "ab8500-usb.0"), +}; + +static struct regulator_consumer_supply ab8500_vana_consumers[] = { + /* External displays, connector on board, 1v8 power supply */ + REGULATOR_SUPPLY("vsmps2", "mcde.0"), +}; /* AB8500 regulators */ struct regulator_init_data ab8500_regulators[AB8500_NUM_REGULATORS] = { @@ -23,6 +73,8 @@ struct regulator_init_data ab8500_regulators[AB8500_NUM_REGULATORS] = { .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE | REGULATOR_CHANGE_STATUS, }, + .num_consumer_supplies = ARRAY_SIZE(ab8500_vaux1_consumers), + .consumer_supplies = ab8500_vaux1_consumers, }, /* supplies to the on-board eMMC */ [AB8500_LDO_AUX2] = { @@ -33,6 +85,8 @@ struct regulator_init_data ab8500_regulators[AB8500_NUM_REGULATORS] = { .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE | REGULATOR_CHANGE_STATUS, }, + .num_consumer_supplies = ARRAY_SIZE(ab8500_vaux2_consumers), + .consumer_supplies = ab8500_vaux2_consumers, }, /* supply for VAUX3, supplies to SDcard slots */ [AB8500_LDO_AUX3] = { @@ -43,6 +97,8 @@ struct regulator_init_data ab8500_regulators[AB8500_NUM_REGULATORS] = { .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE | REGULATOR_CHANGE_STATUS, }, + .num_consumer_supplies = ARRAY_SIZE(ab8500_vaux3_consumers), + .consumer_supplies = ab8500_vaux3_consumers, }, /* supply for tvout, gpadc, TVOUT LDO */ [AB8500_LDO_TVOUT] = { @@ -50,6 +106,8 @@ struct regulator_init_data ab8500_regulators[AB8500_NUM_REGULATORS] = { .name = "V-TVOUT", .valid_ops_mask = REGULATOR_CHANGE_STATUS, }, + .num_consumer_supplies = ARRAY_SIZE(ab8500_vtvout_consumers), + .consumer_supplies = ab8500_vtvout_consumers, }, /* supply for ab8500-vaudio, VAUDIO LDO */ [AB8500_LDO_AUDIO] = { @@ -85,6 +143,8 @@ struct regulator_init_data ab8500_regulators[AB8500_NUM_REGULATORS] = { .name = "V-INTCORE", .valid_ops_mask = REGULATOR_CHANGE_STATUS, }, + .num_consumer_supplies = ARRAY_SIZE(ab8500_vintcore_consumers), + .consumer_supplies = ab8500_vintcore_consumers, }, /* supply for U8500 CSI/DSI, VANA LDO */ [AB8500_LDO_ANA] = { @@ -92,5 +152,7 @@ struct regulator_init_data ab8500_regulators[AB8500_NUM_REGULATORS] = { .name = "V-CSI/DSI", .valid_ops_mask = REGULATOR_CHANGE_STATUS, }, + .num_consumer_supplies = ARRAY_SIZE(ab8500_vana_consumers), + .consumer_supplies = ab8500_vana_consumers, }, }; diff --git a/arch/arm/mach-ux500/board-mop500-sdi.c b/arch/arm/mach-ux500/board-mop500-sdi.c index 4b996676594e..bf0b02414e5b 100644 --- a/arch/arm/mach-ux500/board-mop500-sdi.c +++ b/arch/arm/mach-ux500/board-mop500-sdi.c @@ -12,56 +12,14 @@ #include <linux/mmc/host.h> #include <linux/platform_device.h> -#include <plat/pincfg.h> +#include <asm/mach-types.h> +#include <plat/ste_dma40.h> #include <mach/devices.h> #include <mach/hardware.h> #include "devices-db8500.h" -#include "pins-db8500.h" #include "board-mop500.h" - -static pin_cfg_t mop500_sdi_pins[] = { - /* SDI0 (MicroSD slot) */ - GPIO18_MC0_CMDDIR, - GPIO19_MC0_DAT0DIR, - GPIO20_MC0_DAT2DIR, - GPIO21_MC0_DAT31DIR, - GPIO22_MC0_FBCLK, - GPIO23_MC0_CLK, - GPIO24_MC0_CMD, - GPIO25_MC0_DAT0, - GPIO26_MC0_DAT1, - GPIO27_MC0_DAT2, - GPIO28_MC0_DAT3, - - /* SDI4 (on-board eMMC) */ - GPIO197_MC4_DAT3, - GPIO198_MC4_DAT2, - GPIO199_MC4_DAT1, - GPIO200_MC4_DAT0, - GPIO201_MC4_CMD, - GPIO202_MC4_FBCLK, - GPIO203_MC4_CLK, - GPIO204_MC4_DAT7, - GPIO205_MC4_DAT6, - GPIO206_MC4_DAT5, - GPIO207_MC4_DAT4, -}; - -static pin_cfg_t mop500_sdi2_pins[] = { - /* SDI2 (POP eMMC) */ - GPIO128_MC2_CLK, - GPIO129_MC2_CMD, - GPIO130_MC2_FBCLK, - GPIO131_MC2_DAT0, - GPIO132_MC2_DAT1, - GPIO133_MC2_DAT2, - GPIO134_MC2_DAT3, - GPIO135_MC2_DAT4, - GPIO136_MC2_DAT5, - GPIO137_MC2_DAT6, - GPIO138_MC2_DAT7, -}; +#include "ste-dma40-db8500.h" /* * SDI 0 (MicroSD slot) @@ -86,48 +44,134 @@ static u32 mop500_sdi0_vdd_handler(struct device *dev, unsigned int vdd, MCI_DATA2DIREN | MCI_DATA31DIREN; } +#ifdef CONFIG_STE_DMA40 +struct stedma40_chan_cfg mop500_sdi0_dma_cfg_rx = { + .mode = STEDMA40_MODE_LOGICAL, + .dir = STEDMA40_PERIPH_TO_MEM, + .src_dev_type = DB8500_DMA_DEV29_SD_MM0_RX, + .dst_dev_type = STEDMA40_DEV_DST_MEMORY, + .src_info.data_width = STEDMA40_WORD_WIDTH, + .dst_info.data_width = STEDMA40_WORD_WIDTH, +}; + +static struct stedma40_chan_cfg mop500_sdi0_dma_cfg_tx = { + .mode = STEDMA40_MODE_LOGICAL, + .dir = STEDMA40_MEM_TO_PERIPH, + .src_dev_type = STEDMA40_DEV_SRC_MEMORY, + .dst_dev_type = DB8500_DMA_DEV29_SD_MM0_TX, + .src_info.data_width = STEDMA40_WORD_WIDTH, + .dst_info.data_width = STEDMA40_WORD_WIDTH, +}; +#endif + static struct mmci_platform_data mop500_sdi0_data = { .vdd_handler = mop500_sdi0_vdd_handler, .ocr_mask = MMC_VDD_29_30, .f_max = 100000000, .capabilities = MMC_CAP_4_BIT_DATA, - .gpio_cd = GPIO_SDMMC_CD, .gpio_wp = -1, +#ifdef CONFIG_STE_DMA40 + .dma_filter = stedma40_filter, + .dma_rx_param = &mop500_sdi0_dma_cfg_rx, + .dma_tx_param = &mop500_sdi0_dma_cfg_tx, +#endif }; -void mop500_sdi_tc35892_init(void) +/* GPIO pins used by the sdi0 level shifter */ +static int sdi0_en = -1; +static int sdi0_vsel = -1; + +static void sdi0_configure(void) { int ret; - ret = gpio_request(GPIO_SDMMC_EN, "SDMMC_EN"); + ret = gpio_request(sdi0_en, "level shifter enable"); if (!ret) - ret = gpio_request(GPIO_SDMMC_1V8_3V_SEL, - "GPIO_SDMMC_1V8_3V_SEL"); - if (ret) + ret = gpio_request(sdi0_vsel, + "level shifter 1v8-3v select"); + + if (ret) { + pr_warning("unable to config sdi0 gpios for level shifter.\n"); return; + } - gpio_direction_output(GPIO_SDMMC_1V8_3V_SEL, 1); - gpio_direction_output(GPIO_SDMMC_EN, 0); + /* Select the default 2.9V and enable level shifter */ + gpio_direction_output(sdi0_vsel, 0); + gpio_direction_output(sdi0_en, 1); + /* Add the device */ db8500_add_sdi0(&mop500_sdi0_data); } +void mop500_sdi_tc35892_init(void) +{ + mop500_sdi0_data.gpio_cd = GPIO_SDMMC_CD; + sdi0_en = GPIO_SDMMC_EN; + sdi0_vsel = GPIO_SDMMC_1V8_3V_SEL; + sdi0_configure(); +} + /* * SDI 2 (POP eMMC, not on DB8500ed) */ +#ifdef CONFIG_STE_DMA40 +struct stedma40_chan_cfg mop500_sdi2_dma_cfg_rx = { + .mode = STEDMA40_MODE_LOGICAL, + .dir = STEDMA40_PERIPH_TO_MEM, + .src_dev_type = DB8500_DMA_DEV28_SD_MM2_RX, + .dst_dev_type = STEDMA40_DEV_DST_MEMORY, + .src_info.data_width = STEDMA40_WORD_WIDTH, + .dst_info.data_width = STEDMA40_WORD_WIDTH, +}; + +static struct stedma40_chan_cfg mop500_sdi2_dma_cfg_tx = { + .mode = STEDMA40_MODE_LOGICAL, + .dir = STEDMA40_MEM_TO_PERIPH, + .src_dev_type = STEDMA40_DEV_SRC_MEMORY, + .dst_dev_type = DB8500_DMA_DEV28_SD_MM2_TX, + .src_info.data_width = STEDMA40_WORD_WIDTH, + .dst_info.data_width = STEDMA40_WORD_WIDTH, +}; +#endif + static struct mmci_platform_data mop500_sdi2_data = { .ocr_mask = MMC_VDD_165_195, .f_max = 100000000, .capabilities = MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA, .gpio_cd = -1, .gpio_wp = -1, +#ifdef CONFIG_STE_DMA40 + .dma_filter = stedma40_filter, + .dma_rx_param = &mop500_sdi2_dma_cfg_rx, + .dma_tx_param = &mop500_sdi2_dma_cfg_tx, +#endif }; /* * SDI 4 (on-board eMMC) */ +#ifdef CONFIG_STE_DMA40 +struct stedma40_chan_cfg mop500_sdi4_dma_cfg_rx = { + .mode = STEDMA40_MODE_LOGICAL, + .dir = STEDMA40_PERIPH_TO_MEM, + .src_dev_type = DB8500_DMA_DEV42_SD_MM4_RX, + .dst_dev_type = STEDMA40_DEV_DST_MEMORY, + .src_info.data_width = STEDMA40_WORD_WIDTH, + .dst_info.data_width = STEDMA40_WORD_WIDTH, +}; + +static struct stedma40_chan_cfg mop500_sdi4_dma_cfg_tx = { + .mode = STEDMA40_MODE_LOGICAL, + .dir = STEDMA40_MEM_TO_PERIPH, + .src_dev_type = STEDMA40_DEV_SRC_MEMORY, + .dst_dev_type = DB8500_DMA_DEV42_SD_MM4_TX, + .src_info.data_width = STEDMA40_WORD_WIDTH, + .dst_info.data_width = STEDMA40_WORD_WIDTH, +}; +#endif + static struct mmci_platform_data mop500_sdi4_data = { .ocr_mask = MMC_VDD_29_30, .f_max = 100000000, @@ -135,26 +179,32 @@ static struct mmci_platform_data mop500_sdi4_data = { MMC_CAP_MMC_HIGHSPEED, .gpio_cd = -1, .gpio_wp = -1, +#ifdef CONFIG_STE_DMA40 + .dma_filter = stedma40_filter, + .dma_rx_param = &mop500_sdi4_dma_cfg_rx, + .dma_tx_param = &mop500_sdi4_dma_cfg_tx, +#endif }; void __init mop500_sdi_init(void) { - nmk_config_pins(mop500_sdi_pins, ARRAY_SIZE(mop500_sdi_pins)); + /* PoP:ed eMMC on top of DB8500 v1.0 has problems with high speed */ + if (!cpu_is_u8500v10()) + mop500_sdi2_data.capabilities |= MMC_CAP_MMC_HIGHSPEED; + db8500_add_sdi2(&mop500_sdi2_data); + + /* On-board eMMC */ + db8500_add_sdi4(&mop500_sdi4_data); + if (machine_is_hrefv60()) { + mop500_sdi0_data.gpio_cd = HREFV60_SDMMC_CD_GPIO; + sdi0_en = HREFV60_SDMMC_EN_GPIO; + sdi0_vsel = HREFV60_SDMMC_1V8_3V_GPIO; + sdi0_configure(); + } /* - * sdi0 will finally be added when the TC35892 initializes and calls + * On boards with the TC35892 GPIO expander, sdi0 will finally + * be added when the TC35892 initializes and calls * mop500_sdi_tc35892_init() above. */ - - /* PoP:ed eMMC */ - if (!cpu_is_u8500ed()) { - nmk_config_pins(mop500_sdi2_pins, ARRAY_SIZE(mop500_sdi2_pins)); - /* POP eMMC on v1.0 has problems with high speed */ - if (!cpu_is_u8500v10()) - mop500_sdi2_data.capabilities |= MMC_CAP_MMC_HIGHSPEED; - db8500_add_sdi2(&mop500_sdi2_data); - } - - /* On-board eMMC */ - db8500_add_sdi4(&mop500_sdi4_data); } diff --git a/arch/arm/mach-ux500/board-mop500-stuib.c b/arch/arm/mach-ux500/board-mop500-stuib.c new file mode 100644 index 000000000000..8c979770d872 --- /dev/null +++ b/arch/arm/mach-ux500/board-mop500-stuib.c @@ -0,0 +1,205 @@ +/* + * Copyright (C) ST-Ericsson SA 2010 + * + * License terms: GNU General Public License (GPL), version 2 + */ + +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/mfd/stmpe.h> +#include <linux/input/bu21013.h> +#include <linux/gpio.h> +#include <linux/interrupt.h> +#include <linux/i2c.h> +#include <linux/input/matrix_keypad.h> +#include <asm/mach-types.h> + +#include "board-mop500.h" + +/* STMPE/SKE keypad use this key layout */ +static const unsigned int mop500_keymap[] = { + KEY(2, 5, KEY_END), + KEY(4, 1, KEY_POWER), + KEY(3, 5, KEY_VOLUMEDOWN), + KEY(1, 3, KEY_3), + KEY(5, 2, KEY_RIGHT), + KEY(5, 0, KEY_9), + + KEY(0, 5, KEY_MENU), + KEY(7, 6, KEY_ENTER), + KEY(4, 5, KEY_0), + KEY(6, 7, KEY_2), + KEY(3, 4, KEY_UP), + KEY(3, 3, KEY_DOWN), + + KEY(6, 4, KEY_SEND), + KEY(6, 2, KEY_BACK), + KEY(4, 2, KEY_VOLUMEUP), + KEY(5, 5, KEY_1), + KEY(4, 3, KEY_LEFT), + KEY(3, 2, KEY_7), +}; + +static const struct matrix_keymap_data mop500_keymap_data = { + .keymap = mop500_keymap, + .keymap_size = ARRAY_SIZE(mop500_keymap), +}; +/* + * STMPE1601 + */ +static struct stmpe_keypad_platform_data stmpe1601_keypad_data = { + .debounce_ms = 64, + .scan_count = 8, + .no_autorepeat = true, + .keymap_data = &mop500_keymap_data, +}; + +static struct stmpe_platform_data stmpe1601_data = { + .id = 1, + .blocks = STMPE_BLOCK_KEYPAD, + .irq_trigger = IRQF_TRIGGER_FALLING, + .irq_base = MOP500_STMPE1601_IRQ(0), + .keypad = &stmpe1601_keypad_data, + .autosleep = true, + .autosleep_timeout = 1024, +}; + +static struct i2c_board_info __initdata mop500_i2c0_devices_stuib[] = { + { + I2C_BOARD_INFO("stmpe1601", 0x40), + .irq = NOMADIK_GPIO_TO_IRQ(218), + .platform_data = &stmpe1601_data, + .flags = I2C_CLIENT_WAKE, + }, +}; + +/* + * BU21013 ROHM touchscreen interface on the STUIBs + */ + +/* tracks number of bu21013 devices being enabled */ +static int bu21013_devices; + +#define TOUCH_GPIO_PIN 84 + +#define TOUCH_XMAX 384 +#define TOUCH_YMAX 704 + +#define PRCMU_CLOCK_OCR 0x1CC +#define TSC_EXT_CLOCK_9_6MHZ 0x840000 + +/** + * bu21013_gpio_board_init : configures the touch panel. + * @reset_pin: reset pin number + * This function can be used to configures + * the voltage and reset the touch panel controller. + */ +static int bu21013_gpio_board_init(int reset_pin) +{ + int retval = 0; + + bu21013_devices++; + if (bu21013_devices == 1) { + retval = gpio_request(reset_pin, "touchp_reset"); + if (retval) { + printk(KERN_ERR "Unable to request gpio reset_pin"); + return retval; + } + retval = gpio_direction_output(reset_pin, 1); + if (retval < 0) { + printk(KERN_ERR "%s: gpio direction failed\n", + __func__); + return retval; + } + } + + return retval; +} + +/** + * bu21013_gpio_board_exit : deconfigures the touch panel controller + * @reset_pin: reset pin number + * This function can be used to deconfigures the chip selection + * for touch panel controller. + */ +static int bu21013_gpio_board_exit(int reset_pin) +{ + int retval = 0; + + if (bu21013_devices == 1) { + retval = gpio_direction_output(reset_pin, 0); + if (retval < 0) { + printk(KERN_ERR "%s: gpio direction failed\n", + __func__); + return retval; + } + gpio_set_value(reset_pin, 0); + } + bu21013_devices--; + + return retval; +} + +/** + * bu21013_read_pin_val : get the interrupt pin value + * This function can be used to get the interrupt pin value for touch panel + * controller. + */ +static int bu21013_read_pin_val(void) +{ + return gpio_get_value(TOUCH_GPIO_PIN); +} + +static struct bu21013_platform_device tsc_plat_device = { + .cs_en = bu21013_gpio_board_init, + .cs_dis = bu21013_gpio_board_exit, + .irq_read_val = bu21013_read_pin_val, + .irq = NOMADIK_GPIO_TO_IRQ(TOUCH_GPIO_PIN), + .touch_x_max = TOUCH_XMAX, + .touch_y_max = TOUCH_YMAX, + .ext_clk = false, + .x_flip = false, + .y_flip = true, +}; + +static struct bu21013_platform_device tsc_plat2_device = { + .cs_en = bu21013_gpio_board_init, + .cs_dis = bu21013_gpio_board_exit, + .irq_read_val = bu21013_read_pin_val, + .irq = NOMADIK_GPIO_TO_IRQ(TOUCH_GPIO_PIN), + .touch_x_max = TOUCH_XMAX, + .touch_y_max = TOUCH_YMAX, + .ext_clk = false, + .x_flip = false, + .y_flip = true, +}; + +static struct i2c_board_info __initdata u8500_i2c3_devices_stuib[] = { + { + I2C_BOARD_INFO("bu21013_tp", 0x5C), + .platform_data = &tsc_plat_device, + }, + { + I2C_BOARD_INFO("bu21013_tp", 0x5D), + .platform_data = &tsc_plat2_device, + }, + +}; + +void __init mop500_stuib_init(void) +{ + if (machine_is_hrefv60()) { + tsc_plat_device.cs_pin = HREFV60_TOUCH_RST_GPIO; + tsc_plat2_device.cs_pin = HREFV60_TOUCH_RST_GPIO; + } else { + tsc_plat_device.cs_pin = GPIO_BU21013_CS; + tsc_plat2_device.cs_pin = GPIO_BU21013_CS; + + } + + mop500_uib_i2c_add(0, mop500_i2c0_devices_stuib, + ARRAY_SIZE(mop500_i2c0_devices_stuib)); + + mop500_uib_i2c_add(3, u8500_i2c3_devices_stuib, + ARRAY_SIZE(u8500_i2c3_devices_stuib)); +} diff --git a/arch/arm/mach-ux500/board-mop500-u8500uib.c b/arch/arm/mach-ux500/board-mop500-u8500uib.c new file mode 100644 index 000000000000..d8a8734a0eba --- /dev/null +++ b/arch/arm/mach-ux500/board-mop500-u8500uib.c @@ -0,0 +1,111 @@ +/* + * Copyright (C) ST-Ericsson SA 2010 + * + * Board data for the U8500 UIB, also known as the New UIB + * License terms: GNU General Public License (GPL), version 2 + */ + +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/i2c.h> +#include <linux/gpio.h> +#include <linux/interrupt.h> +#include <linux/mfd/tc3589x.h> +#include <linux/input/matrix_keypad.h> +#include <../drivers/staging/ste_rmi4/synaptics_i2c_rmi4.h> + +#include <mach/gpio.h> +#include <mach/irqs.h> + +#include "board-mop500.h" + +/* + * Synaptics RMI4 touchscreen interface on the U8500 UIB + */ + +/* + * Descriptor structure. + * Describes the number of i2c devices on the bus that speak RMI. + */ +static struct synaptics_rmi4_platform_data rmi4_i2c_dev_platformdata = { + .irq_number = NOMADIK_GPIO_TO_IRQ(84), + .irq_type = (IRQF_TRIGGER_FALLING | IRQF_SHARED), + .x_flip = false, + .y_flip = true, + .regulator_en = false, +}; + +static struct i2c_board_info __initdata mop500_i2c3_devices_u8500[] = { + { + I2C_BOARD_INFO("synaptics_rmi4_i2c", 0x4B), + .platform_data = &rmi4_i2c_dev_platformdata, + }, +}; + +/* + * TC35893 + */ +static const unsigned int u8500_keymap[] = { + KEY(3, 1, KEY_END), + KEY(4, 1, KEY_POWER), + KEY(6, 4, KEY_VOLUMEDOWN), + KEY(4, 2, KEY_EMAIL), + KEY(3, 3, KEY_RIGHT), + KEY(2, 5, KEY_BACKSPACE), + + KEY(6, 7, KEY_MENU), + KEY(5, 0, KEY_ENTER), + KEY(4, 3, KEY_0), + KEY(3, 4, KEY_DOT), + KEY(5, 2, KEY_UP), + KEY(3, 5, KEY_DOWN), + + KEY(4, 5, KEY_SEND), + KEY(0, 5, KEY_BACK), + KEY(6, 2, KEY_VOLUMEUP), + KEY(1, 3, KEY_SPACE), + KEY(7, 6, KEY_LEFT), + KEY(5, 5, KEY_SEARCH), +}; + +static struct matrix_keymap_data u8500_keymap_data = { + .keymap = u8500_keymap, + .keymap_size = ARRAY_SIZE(u8500_keymap), +}; + +static struct tc3589x_keypad_platform_data tc35893_data = { + .krow = TC_KPD_ROWS, + .kcol = TC_KPD_COLUMNS, + .debounce_period = TC_KPD_DEBOUNCE_PERIOD, + .settle_time = TC_KPD_SETTLE_TIME, + .irqtype = IRQF_TRIGGER_FALLING, + .enable_wakeup = true, + .keymap_data = &u8500_keymap_data, + .no_autorepeat = true, +}; + +static struct tc3589x_platform_data tc3589x_keypad_data = { + .block = TC3589x_BLOCK_KEYPAD, + .keypad = &tc35893_data, + .irq_base = MOP500_EGPIO_IRQ_BASE, +}; + +static struct i2c_board_info __initdata mop500_i2c0_devices_u8500[] = { + { + I2C_BOARD_INFO("tc3589x", 0x44), + .platform_data = &tc3589x_keypad_data, + .irq = NOMADIK_GPIO_TO_IRQ(218), + .flags = I2C_CLIENT_WAKE, + }, +}; + + +void __init mop500_u8500uib_init(void) +{ + mop500_uib_i2c_add(3, mop500_i2c3_devices_u8500, + ARRAY_SIZE(mop500_i2c3_devices_u8500)); + + mop500_uib_i2c_add(0, mop500_i2c0_devices_u8500, + ARRAY_SIZE(mop500_i2c0_devices_u8500)); + +} diff --git a/arch/arm/mach-ux500/board-mop500-uib.c b/arch/arm/mach-ux500/board-mop500-uib.c new file mode 100644 index 000000000000..69cce41f602a --- /dev/null +++ b/arch/arm/mach-ux500/board-mop500-uib.c @@ -0,0 +1,135 @@ +/* + * Copyright (C) ST-Ericsson SA 2010 + * + * Author: Rabin Vincent <rabin.vincent@stericsson.com> for ST-Ericsson + * License terms: GNU General Public License (GPL), version 2 + */ + +#define pr_fmt(fmt) "mop500-uib: " fmt + +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/i2c.h> + +#include <mach/hardware.h> +#include "board-mop500.h" + +enum mop500_uib { + STUIB, + U8500UIB, +}; + +struct uib { + const char *name; + const char *option; + void (*init)(void); +}; + +static struct __initdata uib mop500_uibs[] = { + [STUIB] = { + .name = "ST-UIB", + .option = "stuib", + .init = mop500_stuib_init, + }, + [U8500UIB] = { + .name = "U8500-UIB", + .option = "u8500uib", + .init = mop500_u8500uib_init, + }, +}; + +static struct uib *mop500_uib; + +static int __init mop500_uib_setup(char *str) +{ + int i; + + for (i = 0; i < ARRAY_SIZE(mop500_uibs); i++) { + struct uib *uib = &mop500_uibs[i]; + + if (!strcmp(str, uib->option)) { + mop500_uib = uib; + break; + } + } + + if (i == ARRAY_SIZE(mop500_uibs)) + pr_err("invalid uib= option (%s)\n", str); + + return 1; +} +__setup("uib=", mop500_uib_setup); + +/* + * The UIBs are detected after the I2C host controllers are registered, so + * i2c_register_board_info() can't be used. + */ +void mop500_uib_i2c_add(int busnum, struct i2c_board_info *info, + unsigned n) +{ + struct i2c_adapter *adap; + struct i2c_client *client; + int i; + + adap = i2c_get_adapter(busnum); + if (!adap) { + pr_err("failed to get adapter i2c%d\n", busnum); + return; + } + + for (i = 0; i < n; i++) { + client = i2c_new_device(adap, &info[i]); + if (!client) + pr_err("failed to register %s to i2c%d\n", + info[i].type, busnum); + } + + i2c_put_adapter(adap); +} + +static void __init __mop500_uib_init(struct uib *uib, const char *why) +{ + pr_info("%s (%s)\n", uib->name, why); + uib->init(); +} + +/* + * Detect the UIB attached based on the presence or absence of i2c devices. + */ +static int __init mop500_uib_init(void) +{ + struct uib *uib = mop500_uib; + struct i2c_adapter *i2c0; + int ret; + + if (!cpu_is_u8500()) + return -ENODEV; + + if (uib) { + __mop500_uib_init(uib, "from uib= boot argument"); + return 0; + } + + i2c0 = i2c_get_adapter(0); + if (!i2c0) { + __mop500_uib_init(&mop500_uibs[STUIB], + "fallback, could not get i2c0"); + return -ENODEV; + } + + /* U8500-UIB has the TC35893 at 0x44 on I2C0, the ST-UIB doesn't. */ + ret = i2c_smbus_xfer(i2c0, 0x44, 0, I2C_SMBUS_WRITE, 0, + I2C_SMBUS_QUICK, NULL); + i2c_put_adapter(i2c0); + + if (ret == 0) + uib = &mop500_uibs[U8500UIB]; + else + uib = &mop500_uibs[STUIB]; + + __mop500_uib_init(uib, "detected"); + + return 0; +} + +module_init(mop500_uib_init); diff --git a/arch/arm/mach-ux500/board-mop500.c b/arch/arm/mach-ux500/board-mop500.c index a393f57ed2a8..8790d984cac8 100644 --- a/arch/arm/mach-ux500/board-mop500.c +++ b/arch/arm/mach-ux500/board-mop500.c @@ -17,68 +17,30 @@ #include <linux/gpio.h> #include <linux/amba/bus.h> #include <linux/amba/pl022.h> +#include <linux/amba/serial.h> #include <linux/spi/spi.h> #include <linux/mfd/ab8500.h> #include <linux/mfd/tc3589x.h> +#include <linux/leds-lp5521.h> +#include <linux/input.h> +#include <linux/gpio_keys.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> -#include <plat/pincfg.h> #include <plat/i2c.h> +#include <plat/ste_dma40.h> #include <mach/hardware.h> #include <mach/setup.h> #include <mach/devices.h> #include <mach/irqs.h> +#include "ste-dma40-db8500.h" #include "devices-db8500.h" -#include "pins-db8500.h" #include "board-mop500.h" #include "board-mop500-regulators.h" -static pin_cfg_t mop500_pins[] = { - /* SSP0 */ - GPIO143_SSP0_CLK, - GPIO144_SSP0_FRM, - GPIO145_SSP0_RXD, - GPIO146_SSP0_TXD, - - /* I2C */ - GPIO147_I2C0_SCL, - GPIO148_I2C0_SDA, - GPIO16_I2C1_SCL, - GPIO17_I2C1_SDA, - GPIO10_I2C2_SDA, - GPIO11_I2C2_SCL, - GPIO229_I2C3_SDA, - GPIO230_I2C3_SCL, - - /* SKE keypad */ - GPIO153_KP_I7, - GPIO154_KP_I6, - GPIO155_KP_I5, - GPIO156_KP_I4, - GPIO157_KP_O7, - GPIO158_KP_O6, - GPIO159_KP_O5, - GPIO160_KP_O4, - GPIO161_KP_I3, - GPIO162_KP_I2, - GPIO163_KP_I1, - GPIO164_KP_I0, - GPIO165_KP_O3, - GPIO166_KP_O2, - GPIO167_KP_O1, - GPIO168_KP_O0, - - /* GPIO_EXP_INT */ - GPIO217_GPIO, - - /* STMPE1601 IRQ */ - GPIO218_GPIO | PIN_INPUT_PULLUP, -}; - static struct ab8500_platform_data ab8500_platdata = { .irq_base = MOP500_AB8500_IRQ_BASE, .regulator = ab8500_regulators, @@ -103,16 +65,6 @@ struct platform_device ab8500_device = { .resource = ab8500_resources, }; -static struct pl022_ssp_controller ssp0_platform_data = { - .bus_id = 0, - /* pl022 not yet supports dma */ - .enable_dma = 0, - /* on this platform, gpio 31,142,144,214 & - * 224 are connected as chip selects - */ - .num_chipselect = 5, -}; - /* * TC35892 */ @@ -133,14 +85,81 @@ static struct tc3589x_platform_data mop500_tc35892_data = { .irq_base = MOP500_EGPIO_IRQ_BASE, }; +static struct lp5521_led_config lp5521_pri_led[] = { + [0] = { + .chan_nr = 0, + .led_current = 0x2f, + .max_current = 0x5f, + }, + [1] = { + .chan_nr = 1, + .led_current = 0x2f, + .max_current = 0x5f, + }, + [2] = { + .chan_nr = 2, + .led_current = 0x2f, + .max_current = 0x5f, + }, +}; + +static struct lp5521_platform_data __initdata lp5521_pri_data = { + .label = "lp5521_pri", + .led_config = &lp5521_pri_led[0], + .num_channels = 3, + .clock_mode = LP5521_CLOCK_EXT, +}; + +static struct lp5521_led_config lp5521_sec_led[] = { + [0] = { + .chan_nr = 0, + .led_current = 0x2f, + .max_current = 0x5f, + }, + [1] = { + .chan_nr = 1, + .led_current = 0x2f, + .max_current = 0x5f, + }, + [2] = { + .chan_nr = 2, + .led_current = 0x2f, + .max_current = 0x5f, + }, +}; + +static struct lp5521_platform_data __initdata lp5521_sec_data = { + .label = "lp5521_sec", + .led_config = &lp5521_sec_led[0], + .num_channels = 3, + .clock_mode = LP5521_CLOCK_EXT, +}; + static struct i2c_board_info mop500_i2c0_devices[] = { { I2C_BOARD_INFO("tc3589x", 0x42), - .irq = NOMADIK_GPIO_TO_IRQ(217), + .irq = NOMADIK_GPIO_TO_IRQ(217), .platform_data = &mop500_tc35892_data, }, }; +static struct i2c_board_info __initdata mop500_i2c2_devices[] = { + { + /* lp5521 LED driver, 1st device */ + I2C_BOARD_INFO("lp5521", 0x33), + .platform_data = &lp5521_pri_data, + }, + { + /* lp5521 LED driver, 2st device */ + I2C_BOARD_INFO("lp5521", 0x34), + .platform_data = &lp5521_sec_data, + }, + { + /* Light sensor Rohm BH1780GLI */ + I2C_BOARD_INFO("bh1780", 0x29), + }, +}; + #define U8500_I2C_CONTROLLER(id, _slsu, _tft, _rft, clk, _sm) \ static struct nmk_i2c_controller u8500_i2c##id##_data = { \ /* \ @@ -178,8 +197,93 @@ static void __init mop500_i2c_init(void) db8500_add_i2c3(&u8500_i2c3_data); } +static struct gpio_keys_button mop500_gpio_keys[] = { + { + .desc = "SFH7741 Proximity Sensor", + .type = EV_SW, + .code = SW_FRONT_PROXIMITY, + .active_low = 0, + .can_disable = 1, + } +}; + +static struct regulator *prox_regulator; +static int mop500_prox_activate(struct device *dev); +static void mop500_prox_deactivate(struct device *dev); + +static struct gpio_keys_platform_data mop500_gpio_keys_data = { + .buttons = mop500_gpio_keys, + .nbuttons = ARRAY_SIZE(mop500_gpio_keys), + .enable = mop500_prox_activate, + .disable = mop500_prox_deactivate, +}; + +static struct platform_device mop500_gpio_keys_device = { + .name = "gpio-keys", + .id = 0, + .dev = { + .platform_data = &mop500_gpio_keys_data, + }, +}; + +static int mop500_prox_activate(struct device *dev) +{ + prox_regulator = regulator_get(&mop500_gpio_keys_device.dev, + "vcc"); + if (IS_ERR(prox_regulator)) { + dev_err(&mop500_gpio_keys_device.dev, + "no regulator\n"); + return PTR_ERR(prox_regulator); + } + regulator_enable(prox_regulator); + return 0; +} + +static void mop500_prox_deactivate(struct device *dev) +{ + regulator_disable(prox_regulator); + regulator_put(prox_regulator); +} + /* add any platform devices here - TODO */ static struct platform_device *platform_devs[] __initdata = { + &mop500_gpio_keys_device, +}; + +#ifdef CONFIG_STE_DMA40 +static struct stedma40_chan_cfg ssp0_dma_cfg_rx = { + .mode = STEDMA40_MODE_LOGICAL, + .dir = STEDMA40_PERIPH_TO_MEM, + .src_dev_type = DB8500_DMA_DEV8_SSP0_RX, + .dst_dev_type = STEDMA40_DEV_DST_MEMORY, + .src_info.data_width = STEDMA40_BYTE_WIDTH, + .dst_info.data_width = STEDMA40_BYTE_WIDTH, +}; + +static struct stedma40_chan_cfg ssp0_dma_cfg_tx = { + .mode = STEDMA40_MODE_LOGICAL, + .dir = STEDMA40_MEM_TO_PERIPH, + .src_dev_type = STEDMA40_DEV_SRC_MEMORY, + .dst_dev_type = DB8500_DMA_DEV8_SSP0_TX, + .src_info.data_width = STEDMA40_BYTE_WIDTH, + .dst_info.data_width = STEDMA40_BYTE_WIDTH, +}; +#endif + +static struct pl022_ssp_controller ssp0_platform_data = { + .bus_id = 0, +#ifdef CONFIG_STE_DMA40 + .enable_dma = 1, + .dma_filter = stedma40_filter, + .dma_rx_param = &ssp0_dma_cfg_rx, + .dma_tx_param = &ssp0_dma_cfg_tx, +#else + .enable_dma = 0, +#endif + /* on this platform, gpio 31,142,144,214 & + * 224 are connected as chip selects + */ + .num_chipselect = 5, }; static void __init mop500_spi_init(void) @@ -187,18 +291,108 @@ static void __init mop500_spi_init(void) db8500_add_ssp0(&ssp0_platform_data); } +#ifdef CONFIG_STE_DMA40 +static struct stedma40_chan_cfg uart0_dma_cfg_rx = { + .mode = STEDMA40_MODE_LOGICAL, + .dir = STEDMA40_PERIPH_TO_MEM, + .src_dev_type = DB8500_DMA_DEV13_UART0_RX, + .dst_dev_type = STEDMA40_DEV_DST_MEMORY, + .src_info.data_width = STEDMA40_BYTE_WIDTH, + .dst_info.data_width = STEDMA40_BYTE_WIDTH, +}; + +static struct stedma40_chan_cfg uart0_dma_cfg_tx = { + .mode = STEDMA40_MODE_LOGICAL, + .dir = STEDMA40_MEM_TO_PERIPH, + .src_dev_type = STEDMA40_DEV_SRC_MEMORY, + .dst_dev_type = DB8500_DMA_DEV13_UART0_TX, + .src_info.data_width = STEDMA40_BYTE_WIDTH, + .dst_info.data_width = STEDMA40_BYTE_WIDTH, +}; + +static struct stedma40_chan_cfg uart1_dma_cfg_rx = { + .mode = STEDMA40_MODE_LOGICAL, + .dir = STEDMA40_PERIPH_TO_MEM, + .src_dev_type = DB8500_DMA_DEV12_UART1_RX, + .dst_dev_type = STEDMA40_DEV_DST_MEMORY, + .src_info.data_width = STEDMA40_BYTE_WIDTH, + .dst_info.data_width = STEDMA40_BYTE_WIDTH, +}; + +static struct stedma40_chan_cfg uart1_dma_cfg_tx = { + .mode = STEDMA40_MODE_LOGICAL, + .dir = STEDMA40_MEM_TO_PERIPH, + .src_dev_type = STEDMA40_DEV_SRC_MEMORY, + .dst_dev_type = DB8500_DMA_DEV12_UART1_TX, + .src_info.data_width = STEDMA40_BYTE_WIDTH, + .dst_info.data_width = STEDMA40_BYTE_WIDTH, +}; + +static struct stedma40_chan_cfg uart2_dma_cfg_rx = { + .mode = STEDMA40_MODE_LOGICAL, + .dir = STEDMA40_PERIPH_TO_MEM, + .src_dev_type = DB8500_DMA_DEV11_UART2_RX, + .dst_dev_type = STEDMA40_DEV_DST_MEMORY, + .src_info.data_width = STEDMA40_BYTE_WIDTH, + .dst_info.data_width = STEDMA40_BYTE_WIDTH, +}; + +static struct stedma40_chan_cfg uart2_dma_cfg_tx = { + .mode = STEDMA40_MODE_LOGICAL, + .dir = STEDMA40_MEM_TO_PERIPH, + .src_dev_type = STEDMA40_DEV_SRC_MEMORY, + .dst_dev_type = DB8500_DMA_DEV11_UART2_TX, + .src_info.data_width = STEDMA40_BYTE_WIDTH, + .dst_info.data_width = STEDMA40_BYTE_WIDTH, +}; +#endif + +static struct amba_pl011_data uart0_plat = { +#ifdef CONFIG_STE_DMA40 + .dma_filter = stedma40_filter, + .dma_rx_param = &uart0_dma_cfg_rx, + .dma_tx_param = &uart0_dma_cfg_tx, +#endif +}; + +static struct amba_pl011_data uart1_plat = { +#ifdef CONFIG_STE_DMA40 + .dma_filter = stedma40_filter, + .dma_rx_param = &uart1_dma_cfg_rx, + .dma_tx_param = &uart1_dma_cfg_tx, +#endif +}; + +static struct amba_pl011_data uart2_plat = { +#ifdef CONFIG_STE_DMA40 + .dma_filter = stedma40_filter, + .dma_rx_param = &uart2_dma_cfg_rx, + .dma_tx_param = &uart2_dma_cfg_tx, +#endif +}; + static void __init mop500_uart_init(void) { - db8500_add_uart0(); - db8500_add_uart1(); - db8500_add_uart2(); + db8500_add_uart0(&uart0_plat); + db8500_add_uart1(&uart1_plat); + db8500_add_uart2(&uart2_plat); } -static void __init u8500_init_machine(void) +static void __init mop500_init_machine(void) { + /* + * The HREFv60 board removed a GPIO expander and routed + * all these GPIO pins to the internal GPIO controller + * instead. + */ + if (machine_is_hrefv60()) + mop500_gpio_keys[0].gpio = HREFV60_PROX_SENSE_GPIO; + else + mop500_gpio_keys[0].gpio = GPIO_PROX_SENSOR; + u8500_init_devices(); - nmk_config_pins(mop500_pins, ARRAY_SIZE(mop500_pins)); + mop500_pins_init(); platform_add_devices(platform_devs, ARRAY_SIZE(platform_devs)); @@ -207,12 +401,12 @@ static void __init u8500_init_machine(void) mop500_spi_init(); mop500_uart_init(); - mop500_keypad_init(); - platform_device_register(&ab8500_device); i2c_register_board_info(0, mop500_i2c0_devices, ARRAY_SIZE(mop500_i2c0_devices)); + i2c_register_board_info(2, mop500_i2c2_devices, + ARRAY_SIZE(mop500_i2c2_devices)); } MACHINE_START(U8500, "ST-Ericsson MOP500 platform") @@ -222,5 +416,13 @@ MACHINE_START(U8500, "ST-Ericsson MOP500 platform") .init_irq = ux500_init_irq, /* we re-use nomadik timer here */ .timer = &ux500_timer, - .init_machine = u8500_init_machine, + .init_machine = mop500_init_machine, +MACHINE_END + +MACHINE_START(HREFV60, "ST-Ericsson U8500 Platform HREFv60+") + .boot_params = 0x100, + .map_io = u8500_map_io, + .init_irq = ux500_init_irq, + .timer = &ux500_timer, + .init_machine = mop500_init_machine, MACHINE_END diff --git a/arch/arm/mach-ux500/board-mop500.h b/arch/arm/mach-ux500/board-mop500.h index 3104ae2a02c2..56722f4be71b 100644 --- a/arch/arm/mach-ux500/board-mop500.h +++ b/arch/arm/mach-ux500/board-mop500.h @@ -7,15 +7,36 @@ #ifndef __BOARD_MOP500_H #define __BOARD_MOP500_H -#define MOP500_EGPIO(x) (NOMADIK_NR_GPIO + (x)) +/* HREFv60-specific GPIO assignments, this board has no GPIO expander */ +#define HREFV60_TOUCH_RST_GPIO 143 +#define HREFV60_PROX_SENSE_GPIO 217 +#define HREFV60_HAL_SW_GPIO 145 +#define HREFV60_SDMMC_EN_GPIO 169 +#define HREFV60_SDMMC_1V8_3V_GPIO 5 +#define HREFV60_SDMMC_CD_GPIO 95 +#define HREFV60_ACCEL_INT1_GPIO 82 +#define HREFV60_ACCEL_INT2_GPIO 83 +#define HREFV60_MAGNET_DRDY_GPIO 32 +#define HREFV60_DISP1_RST_GPIO 65 +#define HREFV60_DISP2_RST_GPIO 66 /* GPIOs on the TC35892 expander */ +#define MOP500_EGPIO(x) (NOMADIK_NR_GPIO + (x)) #define GPIO_SDMMC_CD MOP500_EGPIO(3) +#define GPIO_PROX_SENSOR MOP500_EGPIO(7) +#define GPIO_BU21013_CS MOP500_EGPIO(13) #define GPIO_SDMMC_EN MOP500_EGPIO(17) #define GPIO_SDMMC_1V8_3V_SEL MOP500_EGPIO(18) +struct i2c_board_info; + extern void mop500_sdi_init(void); extern void mop500_sdi_tc35892_init(void); -extern void mop500_keypad_init(void); +void __init mop500_u8500uib_init(void); +void __init mop500_stuib_init(void); +void __init mop500_pins_init(void); + +void mop500_uib_i2c_add(int busnum, struct i2c_board_info *info, + unsigned n); #endif diff --git a/arch/arm/mach-ux500/board-u5500-sdi.c b/arch/arm/mach-ux500/board-u5500-sdi.c index 54712acc0394..739fb4c5b160 100644 --- a/arch/arm/mach-ux500/board-u5500-sdi.c +++ b/arch/arm/mach-ux500/board-u5500-sdi.c @@ -31,6 +31,26 @@ static pin_cfg_t u5500_sdi_pins[] = { GPIO14_MC0_CLK | PIN_DIR_OUTPUT | PIN_VAL_LOW, }; +#ifdef CONFIG_STE_DMA40 +struct stedma40_chan_cfg u5500_sdi0_dma_cfg_rx = { + .mode = STEDMA40_MODE_LOGICAL, + .dir = STEDMA40_PERIPH_TO_MEM, + .src_dev_type = DB5500_DMA_DEV24_SDMMC0_RX, + .dst_dev_type = STEDMA40_DEV_DST_MEMORY, + .src_info.data_width = STEDMA40_WORD_WIDTH, + .dst_info.data_width = STEDMA40_WORD_WIDTH, +}; + +static struct stedma40_chan_cfg u5500_sdi0_dma_cfg_tx = { + .mode = STEDMA40_MODE_LOGICAL, + .dir = STEDMA40_MEM_TO_PERIPH, + .src_dev_type = STEDMA40_DEV_SRC_MEMORY, + .dst_dev_type = DB5500_DMA_DEV24_SDMMC0_TX, + .src_info.data_width = STEDMA40_WORD_WIDTH, + .dst_info.data_width = STEDMA40_WORD_WIDTH, +}; +#endif + static struct mmci_platform_data u5500_sdi0_data = { .ocr_mask = MMC_VDD_165_195, .f_max = 50000000, @@ -39,6 +59,11 @@ static struct mmci_platform_data u5500_sdi0_data = { MMC_CAP_MMC_HIGHSPEED, .gpio_cd = -1, .gpio_wp = -1, +#ifdef CONFIG_STE_DMA40 + .dma_filter = stedma40_filter, + .dma_rx_param = &u5500_sdi0_dma_cfg_rx, + .dma_tx_param = &u5500_sdi0_dma_cfg_tx, +#endif }; void __init u5500_sdi_init(void) diff --git a/arch/arm/mach-ux500/board-u5500.c b/arch/arm/mach-ux500/board-u5500.c index 39d370c1f3b4..44fd3b5c33ec 100644 --- a/arch/arm/mach-ux500/board-u5500.c +++ b/arch/arm/mach-ux500/board-u5500.c @@ -22,9 +22,9 @@ static void __init u5500_uart_init(void) { - db5500_add_uart0(); - db5500_add_uart1(); - db5500_add_uart2(); + db5500_add_uart0(NULL); + db5500_add_uart1(NULL); + db5500_add_uart2(NULL); } static void __init u5500_init_machine(void) diff --git a/arch/arm/mach-ux500/clock.c b/arch/arm/mach-ux500/clock.c index b2b0a3b9be8f..32ce90840ee1 100644 --- a/arch/arm/mach-ux500/clock.c +++ b/arch/arm/mach-ux500/clock.c @@ -313,7 +313,7 @@ static DEFINE_PRCMU_CLK_RATE(uartclk, 0x0, 5, UARTCLK, 38400000); static DEFINE_PRCMU_CLK(msp02clk, 0x0, 6, MSP02CLK); static DEFINE_PRCMU_CLK(msp1clk, 0x0, 7, MSP1CLK); /* v1 */ static DEFINE_PRCMU_CLK_RATE(i2cclk, 0x0, 8, I2CCLK, 48000000); -static DEFINE_PRCMU_CLK_RATE(sdmmcclk, 0x0, 9, SDMMCCLK, 50000000); +static DEFINE_PRCMU_CLK_RATE(sdmmcclk, 0x0, 9, SDMMCCLK, 100000000); static DEFINE_PRCMU_CLK(slimclk, 0x0, 10, SLIMCLK); static DEFINE_PRCMU_CLK(per1clk, 0x0, 11, PER1CLK); static DEFINE_PRCMU_CLK(per2clk, 0x0, 12, PER2CLK); @@ -520,7 +520,7 @@ static struct clk_lookup u8500_ed_clks[] = { CLK(ssp0_ed, "ssp0", NULL), /* Peripheral Cluster #5 */ - CLK(usb_ed, "musb_hdrc.0", "usb"), + CLK(usb_ed, "musb-ux500.0", "usb"), /* Peripheral Cluster #6 */ CLK(dmc_ed, "dmc", NULL), @@ -561,7 +561,7 @@ static struct clk_lookup u8500_v1_clks[] = { CLK(ssp0_v1, "ssp0", NULL), /* Peripheral Cluster #5 */ - CLK(usb_v1, "musb_hdrc.0", "usb"), + CLK(usb_v1, "musb-ux500.0", "usb"), /* Peripheral Cluster #6 */ CLK(mtu1_v1, "mtu1", NULL), diff --git a/arch/arm/mach-ux500/cpu-db5500.c b/arch/arm/mach-ux500/cpu-db5500.c index af04e0891a78..c9dc2eff3cb2 100644 --- a/arch/arm/mach-ux500/cpu-db5500.c +++ b/arch/arm/mach-ux500/cpu-db5500.c @@ -11,6 +11,7 @@ #include <linux/irq.h> #include <asm/mach/map.h> +#include <asm/pmu.h> #include <plat/gpio.h> @@ -18,8 +19,10 @@ #include <mach/devices.h> #include <mach/setup.h> #include <mach/irqs.h> +#include <mach/usb.h> #include "devices-db5500.h" +#include "ste-dma40-db5500.h" static struct map_desc u5500_uart_io_desc[] __initdata = { __IO_DEV_DESC(U5500_UART0_BASE, SZ_4K), @@ -43,6 +46,26 @@ static struct map_desc u5500_io_desc[] __initdata = { __IO_DEV_DESC(U5500_PRCMU_BASE, SZ_4K), }; +static struct resource db5500_pmu_resources[] = { + [0] = { + .start = IRQ_DB5500_PMU0, + .end = IRQ_DB5500_PMU0, + .flags = IORESOURCE_IRQ, + }, + [1] = { + .start = IRQ_DB5500_PMU1, + .end = IRQ_DB5500_PMU1, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device db5500_pmu_device = { + .name = "arm-pmu", + .id = ARM_PMU_DEVICE_CPU, + .num_resources = ARRAY_SIZE(db5500_pmu_resources), + .resource = db5500_pmu_resources, +}; + static struct resource mbox0_resources[] = { { .name = "mbox_peer", @@ -127,7 +150,8 @@ static struct platform_device mbox2_device = { .num_resources = ARRAY_SIZE(mbox2_resources), }; -static struct platform_device *u5500_platform_devs[] __initdata = { +static struct platform_device *db5500_platform_devs[] __initdata = { + &db5500_pmu_device, &mbox0_device, &mbox1_device, &mbox2_device, @@ -166,12 +190,35 @@ void __init u5500_map_io(void) iotable_init(u5500_io_desc, ARRAY_SIZE(u5500_io_desc)); } +static int usb_db5500_rx_dma_cfg[] = { + DB5500_DMA_DEV4_USB_OTG_IEP_1_9, + DB5500_DMA_DEV5_USB_OTG_IEP_2_10, + DB5500_DMA_DEV6_USB_OTG_IEP_3_11, + DB5500_DMA_DEV20_USB_OTG_IEP_4_12, + DB5500_DMA_DEV21_USB_OTG_IEP_5_13, + DB5500_DMA_DEV22_USB_OTG_IEP_6_14, + DB5500_DMA_DEV23_USB_OTG_IEP_7_15, + DB5500_DMA_DEV38_USB_OTG_IEP_8 +}; + +static int usb_db5500_tx_dma_cfg[] = { + DB5500_DMA_DEV4_USB_OTG_OEP_1_9, + DB5500_DMA_DEV5_USB_OTG_OEP_2_10, + DB5500_DMA_DEV6_USB_OTG_OEP_3_11, + DB5500_DMA_DEV20_USB_OTG_OEP_4_12, + DB5500_DMA_DEV21_USB_OTG_OEP_5_13, + DB5500_DMA_DEV22_USB_OTG_OEP_6_14, + DB5500_DMA_DEV23_USB_OTG_OEP_7_15, + DB5500_DMA_DEV38_USB_OTG_OEP_8 +}; + void __init u5500_init_devices(void) { db5500_add_gpios(); db5500_dma_init(); db5500_add_rtc(); + db5500_add_usb(usb_db5500_rx_dma_cfg, usb_db5500_tx_dma_cfg); - platform_add_devices(u5500_platform_devs, - ARRAY_SIZE(u5500_platform_devs)); + platform_add_devices(db5500_platform_devs, + ARRAY_SIZE(db5500_platform_devs)); } diff --git a/arch/arm/mach-ux500/cpu-db8500.c b/arch/arm/mach-ux500/cpu-db8500.c index 5c0fabf5fa01..516126cb357d 100644 --- a/arch/arm/mach-ux500/cpu-db8500.c +++ b/arch/arm/mach-ux500/cpu-db8500.c @@ -23,8 +23,10 @@ #include <mach/hardware.h> #include <mach/setup.h> #include <mach/devices.h> +#include <mach/usb.h> #include "devices-db8500.h" +#include "ste-dma40-db8500.h" /* minimum static i/o mapping required to boot U8500 platforms */ static struct map_desc u8500_uart_io_desc[] __initdata = { @@ -154,6 +156,28 @@ static void __init db8500_add_gpios(void) IRQ_DB8500_GPIO0, &pdata); } +static int usb_db8500_rx_dma_cfg[] = { + DB8500_DMA_DEV38_USB_OTG_IEP_1_9, + DB8500_DMA_DEV37_USB_OTG_IEP_2_10, + DB8500_DMA_DEV36_USB_OTG_IEP_3_11, + DB8500_DMA_DEV19_USB_OTG_IEP_4_12, + DB8500_DMA_DEV18_USB_OTG_IEP_5_13, + DB8500_DMA_DEV17_USB_OTG_IEP_6_14, + DB8500_DMA_DEV16_USB_OTG_IEP_7_15, + DB8500_DMA_DEV39_USB_OTG_IEP_8 +}; + +static int usb_db8500_tx_dma_cfg[] = { + DB8500_DMA_DEV38_USB_OTG_OEP_1_9, + DB8500_DMA_DEV37_USB_OTG_OEP_2_10, + DB8500_DMA_DEV36_USB_OTG_OEP_3_11, + DB8500_DMA_DEV19_USB_OTG_OEP_4_12, + DB8500_DMA_DEV18_USB_OTG_OEP_5_13, + DB8500_DMA_DEV17_USB_OTG_OEP_6_14, + DB8500_DMA_DEV16_USB_OTG_OEP_7_15, + DB8500_DMA_DEV39_USB_OTG_OEP_8 +}; + /* * This function is called from the board init */ @@ -164,6 +188,7 @@ void __init u8500_init_devices(void) db8500_add_rtc(); db8500_add_gpios(); + db8500_add_usb(usb_db8500_rx_dma_cfg, usb_db8500_tx_dma_cfg); platform_device_register_simple("cpufreq-u8500", -1, NULL, 0); platform_add_devices(platform_devs, ARRAY_SIZE(platform_devs)); diff --git a/arch/arm/mach-ux500/devices-common.c b/arch/arm/mach-ux500/devices-common.c index fe69f5fac1bb..13a4ce046ae5 100644 --- a/arch/arm/mach-ux500/devices-common.c +++ b/arch/arm/mach-ux500/devices-common.c @@ -139,6 +139,7 @@ void dbx500_add_gpios(resource_size_t *base, int num, int irq, for (i = 0; i < num; i++, first += 32, irq++) { pdata->first_gpio = first; pdata->first_irq = NOMADIK_GPIO_TO_IRQ(first); + pdata->num_gpio = 32; dbx500_add_gpio(i, base[i], irq, pdata); } diff --git a/arch/arm/mach-ux500/devices-common.h b/arch/arm/mach-ux500/devices-common.h index cbadc117d2db..c719b5a1d913 100644 --- a/arch/arm/mach-ux500/devices-common.h +++ b/arch/arm/mach-ux500/devices-common.h @@ -42,10 +42,13 @@ dbx500_add_sdi(const char *name, resource_size_t base, int irq, return dbx500_add_amba_device(name, base, irq, pdata, 0); } +struct amba_pl011_data; + static inline struct amba_device * -dbx500_add_uart(const char *name, resource_size_t base, int irq) +dbx500_add_uart(const char *name, resource_size_t base, int irq, + struct amba_pl011_data *pdata) { - return dbx500_add_amba_device(name, base, irq, NULL, 0); + return dbx500_add_amba_device(name, base, irq, pdata, 0); } struct nmk_i2c_controller; diff --git a/arch/arm/mach-ux500/devices-db5500.h b/arch/arm/mach-ux500/devices-db5500.h index c8d7901c1f2d..94627f7783b0 100644 --- a/arch/arm/mach-ux500/devices-db5500.h +++ b/arch/arm/mach-ux500/devices-db5500.h @@ -34,6 +34,9 @@ #define db5500_add_rtc() \ dbx500_add_rtc(U5500_RTC_BASE, IRQ_DB5500_RTC); +#define db5500_add_usb(rx_cfg, tx_cfg) \ + ux500_add_usb(U5500_USBOTG_BASE, IRQ_DB5500_USBOTG, rx_cfg, tx_cfg) + #define db5500_add_sdi0(pdata) \ dbx500_add_sdi("sdi0", U5500_SDI0_BASE, IRQ_DB5500_SDMMC0, pdata) #define db5500_add_sdi1(pdata) \ @@ -54,13 +57,13 @@ #define db5500_add_spi3(pdata) \ dbx500_add_spi("spi3", U5500_SPI3_BASE, IRQ_DB5500_SPI3, pdata) -#define db5500_add_uart0() \ - dbx500_add_uart("uart0", U5500_UART0_BASE, IRQ_DB5500_UART0) -#define db5500_add_uart1() \ - dbx500_add_uart("uart1", U5500_UART1_BASE, IRQ_DB5500_UART1) -#define db5500_add_uart2() \ - dbx500_add_uart("uart2", U5500_UART2_BASE, IRQ_DB5500_UART2) -#define db5500_add_uart3() \ - dbx500_add_uart("uart3", U5500_UART3_BASE, IRQ_DB5500_UART3) +#define db5500_add_uart0(plat) \ + dbx500_add_uart("uart0", U5500_UART0_BASE, IRQ_DB5500_UART0, plat) +#define db5500_add_uart1(plat) \ + dbx500_add_uart("uart1", U5500_UART1_BASE, IRQ_DB5500_UART1, plat) +#define db5500_add_uart2(plat) \ + dbx500_add_uart("uart2", U5500_UART2_BASE, IRQ_DB5500_UART2, plat) +#define db5500_add_uart3(plat) \ + dbx500_add_uart("uart3", U5500_UART3_BASE, IRQ_DB5500_UART3, plat) #endif diff --git a/arch/arm/mach-ux500/devices-db8500.c b/arch/arm/mach-ux500/devices-db8500.c index 23c695d54977..73b17404b194 100644 --- a/arch/arm/mach-ux500/devices-db8500.c +++ b/arch/arm/mach-ux500/devices-db8500.c @@ -11,6 +11,7 @@ #include <linux/io.h> #include <linux/gpio.h> #include <linux/amba/bus.h> +#include <linux/amba/pl022.h> #include <plat/ste_dma40.h> @@ -67,12 +68,72 @@ struct stedma40_chan_cfg dma40_memcpy_conf_log = { /* * Mapping between destination event lines and physical device address. - * The event line is tied to a device and therefor the address is constant. + * The event line is tied to a device and therefore the address is constant. + * When the address comes from a primecell it will be configured in runtime + * and we set the address to -1 as a placeholder. */ -static const dma_addr_t dma40_tx_map[DB8500_DMA_NR_DEV]; +static const dma_addr_t dma40_tx_map[DB8500_DMA_NR_DEV] = { + /* MUSB - these will be runtime-reconfigured */ + [DB8500_DMA_DEV39_USB_OTG_OEP_8] = -1, + [DB8500_DMA_DEV16_USB_OTG_OEP_7_15] = -1, + [DB8500_DMA_DEV17_USB_OTG_OEP_6_14] = -1, + [DB8500_DMA_DEV18_USB_OTG_OEP_5_13] = -1, + [DB8500_DMA_DEV19_USB_OTG_OEP_4_12] = -1, + [DB8500_DMA_DEV36_USB_OTG_OEP_3_11] = -1, + [DB8500_DMA_DEV37_USB_OTG_OEP_2_10] = -1, + [DB8500_DMA_DEV38_USB_OTG_OEP_1_9] = -1, + /* PrimeCells - run-time configured */ + [DB8500_DMA_DEV0_SPI0_TX] = -1, + [DB8500_DMA_DEV1_SD_MMC0_TX] = -1, + [DB8500_DMA_DEV2_SD_MMC1_TX] = -1, + [DB8500_DMA_DEV3_SD_MMC2_TX] = -1, + [DB8500_DMA_DEV8_SSP0_TX] = -1, + [DB8500_DMA_DEV9_SSP1_TX] = -1, + [DB8500_DMA_DEV11_UART2_TX] = -1, + [DB8500_DMA_DEV12_UART1_TX] = -1, + [DB8500_DMA_DEV13_UART0_TX] = -1, + [DB8500_DMA_DEV28_SD_MM2_TX] = -1, + [DB8500_DMA_DEV29_SD_MM0_TX] = -1, + [DB8500_DMA_DEV32_SD_MM1_TX] = -1, + [DB8500_DMA_DEV33_SPI2_TX] = -1, + [DB8500_DMA_DEV35_SPI1_TX] = -1, + [DB8500_DMA_DEV40_SPI3_TX] = -1, + [DB8500_DMA_DEV41_SD_MM3_TX] = -1, + [DB8500_DMA_DEV42_SD_MM4_TX] = -1, + [DB8500_DMA_DEV43_SD_MM5_TX] = -1, +}; /* Mapping between source event lines and physical device address */ -static const dma_addr_t dma40_rx_map[DB8500_DMA_NR_DEV]; +static const dma_addr_t dma40_rx_map[DB8500_DMA_NR_DEV] = { + /* MUSB - these will be runtime-reconfigured */ + [DB8500_DMA_DEV39_USB_OTG_IEP_8] = -1, + [DB8500_DMA_DEV16_USB_OTG_IEP_7_15] = -1, + [DB8500_DMA_DEV17_USB_OTG_IEP_6_14] = -1, + [DB8500_DMA_DEV18_USB_OTG_IEP_5_13] = -1, + [DB8500_DMA_DEV19_USB_OTG_IEP_4_12] = -1, + [DB8500_DMA_DEV36_USB_OTG_IEP_3_11] = -1, + [DB8500_DMA_DEV37_USB_OTG_IEP_2_10] = -1, + [DB8500_DMA_DEV38_USB_OTG_IEP_1_9] = -1, + /* PrimeCells */ + [DB8500_DMA_DEV0_SPI0_RX] = -1, + [DB8500_DMA_DEV1_SD_MMC0_RX] = -1, + [DB8500_DMA_DEV2_SD_MMC1_RX] = -1, + [DB8500_DMA_DEV3_SD_MMC2_RX] = -1, + [DB8500_DMA_DEV8_SSP0_RX] = -1, + [DB8500_DMA_DEV9_SSP1_RX] = -1, + [DB8500_DMA_DEV11_UART2_RX] = -1, + [DB8500_DMA_DEV12_UART1_RX] = -1, + [DB8500_DMA_DEV13_UART0_RX] = -1, + [DB8500_DMA_DEV28_SD_MM2_RX] = -1, + [DB8500_DMA_DEV29_SD_MM0_RX] = -1, + [DB8500_DMA_DEV32_SD_MM1_RX] = -1, + [DB8500_DMA_DEV33_SPI2_RX] = -1, + [DB8500_DMA_DEV35_SPI1_RX] = -1, + [DB8500_DMA_DEV40_SPI3_RX] = -1, + [DB8500_DMA_DEV41_SD_MM3_RX] = -1, + [DB8500_DMA_DEV42_SD_MM4_RX] = -1, + [DB8500_DMA_DEV43_SD_MM5_RX] = -1, +}; /* Reserved event lines for memcpy only */ static int dma40_memcpy_event[] = { diff --git a/arch/arm/mach-ux500/devices-db8500.h b/arch/arm/mach-ux500/devices-db8500.h index 3a770c756979..9cc6f8f5d3e6 100644 --- a/arch/arm/mach-ux500/devices-db8500.h +++ b/arch/arm/mach-ux500/devices-db8500.h @@ -61,6 +61,9 @@ db8500_add_ssp(const char *name, resource_size_t base, int irq, #define db8500_add_rtc() \ dbx500_add_rtc(U8500_RTC_BASE, IRQ_DB8500_RTC); +#define db8500_add_usb(rx_cfg, tx_cfg) \ + ux500_add_usb(U8500_USBOTG_BASE, IRQ_DB8500_USBOTG, rx_cfg, tx_cfg) + #define db8500_add_sdi0(pdata) \ dbx500_add_sdi("sdi0", U8500_SDI0_BASE, IRQ_DB8500_SDMMC0, pdata) #define db8500_add_sdi1(pdata) \ @@ -88,11 +91,11 @@ db8500_add_ssp(const char *name, resource_size_t base, int irq, #define db8500_add_spi3(pdata) \ dbx500_add_spi("spi3", U8500_SPI3_BASE, IRQ_DB8500_SPI3, pdata) -#define db8500_add_uart0() \ - dbx500_add_uart("uart0", U8500_UART0_BASE, IRQ_DB8500_UART0) -#define db8500_add_uart1() \ - dbx500_add_uart("uart1", U8500_UART1_BASE, IRQ_DB8500_UART1) -#define db8500_add_uart2() \ - dbx500_add_uart("uart2", U8500_UART2_BASE, IRQ_DB8500_UART2) +#define db8500_add_uart0(pdata) \ + dbx500_add_uart("uart0", U8500_UART0_BASE, IRQ_DB8500_UART0, pdata) +#define db8500_add_uart1(pdata) \ + dbx500_add_uart("uart1", U8500_UART1_BASE, IRQ_DB8500_UART1, pdata) +#define db8500_add_uart2(pdata) \ + dbx500_add_uart("uart2", U8500_UART2_BASE, IRQ_DB8500_UART2, pdata) #endif diff --git a/arch/arm/mach-ux500/dma-db5500.c b/arch/arm/mach-ux500/dma-db5500.c index 32a061f8a95b..1cfab68ae417 100644 --- a/arch/arm/mach-ux500/dma-db5500.c +++ b/arch/arm/mach-ux500/dma-db5500.c @@ -73,11 +73,27 @@ static struct stedma40_chan_cfg dma40_memcpy_conf_log = { */ static const dma_addr_t dma40_rx_map[DB5500_DMA_NR_DEV] = { [DB5500_DMA_DEV24_SDMMC0_RX] = -1, + [DB5500_DMA_DEV38_USB_OTG_IEP_8] = -1, + [DB5500_DMA_DEV23_USB_OTG_IEP_7_15] = -1, + [DB5500_DMA_DEV22_USB_OTG_IEP_6_14] = -1, + [DB5500_DMA_DEV21_USB_OTG_IEP_5_13] = -1, + [DB5500_DMA_DEV20_USB_OTG_IEP_4_12] = -1, + [DB5500_DMA_DEV6_USB_OTG_IEP_3_11] = -1, + [DB5500_DMA_DEV5_USB_OTG_IEP_2_10] = -1, + [DB5500_DMA_DEV4_USB_OTG_IEP_1_9] = -1, }; /* Mapping between destination event lines and physical device address */ static const dma_addr_t dma40_tx_map[DB5500_DMA_NR_DEV] = { [DB5500_DMA_DEV24_SDMMC0_TX] = -1, + [DB5500_DMA_DEV38_USB_OTG_OEP_8] = -1, + [DB5500_DMA_DEV23_USB_OTG_OEP_7_15] = -1, + [DB5500_DMA_DEV22_USB_OTG_OEP_6_14] = -1, + [DB5500_DMA_DEV21_USB_OTG_OEP_5_13] = -1, + [DB5500_DMA_DEV20_USB_OTG_OEP_4_12] = -1, + [DB5500_DMA_DEV6_USB_OTG_OEP_3_11] = -1, + [DB5500_DMA_DEV5_USB_OTG_OEP_2_10] = -1, + [DB5500_DMA_DEV4_USB_OTG_OEP_1_9] = -1, }; static int dma40_memcpy_event[] = { diff --git a/arch/arm/mach-ux500/include/mach/uncompress.h b/arch/arm/mach-ux500/include/mach/uncompress.h index 9a6614c6808e..ab0fe1432fae 100644 --- a/arch/arm/mach-ux500/include/mach/uncompress.h +++ b/arch/arm/mach-ux500/include/mach/uncompress.h @@ -50,7 +50,11 @@ static void flush(void) static inline void arch_decomp_setup(void) { - if (machine_is_u8500()) + /* Check in run time if we run on an U8500 or U5500 */ + if (machine_is_u8500() || + machine_is_svp8500v1() || + machine_is_svp8500v2() || + machine_is_hrefv60()) ux500_uart_base = U8500_UART2_BASE; else if (machine_is_u5500()) ux500_uart_base = U5500_UART0_BASE; diff --git a/arch/arm/mach-ux500/include/mach/usb.h b/arch/arm/mach-ux500/include/mach/usb.h new file mode 100644 index 000000000000..d3739d418813 --- /dev/null +++ b/arch/arm/mach-ux500/include/mach/usb.h @@ -0,0 +1,25 @@ +/* + * Copyright (C) ST-Ericsson SA 2011 + * + * Author: Mian Yousaf Kaukab <mian.yousaf.kaukab@stericsson.com> + * License terms: GNU General Public License (GPL) version 2 + */ +#ifndef __ASM_ARCH_USB_H +#define __ASM_ARCH_USB_H + +#include <linux/dmaengine.h> + +#define UX500_MUSB_DMA_NUM_RX_CHANNELS 8 +#define UX500_MUSB_DMA_NUM_TX_CHANNELS 8 + +struct ux500_musb_board_data { + void **dma_rx_param_array; + void **dma_tx_param_array; + u32 num_rx_channels; + u32 num_tx_channels; + bool (*dma_filter)(struct dma_chan *chan, void *filter_param); +}; + +void ux500_add_usb(resource_size_t base, int irq, int *dma_rx_cfg, + int *dma_tx_cfg); +#endif diff --git a/arch/arm/mach-ux500/usb.c b/arch/arm/mach-ux500/usb.c new file mode 100644 index 000000000000..82e535953fd9 --- /dev/null +++ b/arch/arm/mach-ux500/usb.c @@ -0,0 +1,160 @@ +/* + * Copyright (C) ST-Ericsson SA 2011 + * + * Author: Mian Yousaf Kaukab <mian.yousaf.kaukab@stericsson.com> + * License terms: GNU General Public License (GPL) version 2 + */ +#include <linux/platform_device.h> +#include <linux/usb/musb.h> +#include <plat/ste_dma40.h> +#include <mach/hardware.h> +#include <mach/usb.h> + +#define MUSB_DMA40_RX_CH { \ + .mode = STEDMA40_MODE_LOGICAL, \ + .dir = STEDMA40_PERIPH_TO_MEM, \ + .dst_dev_type = STEDMA40_DEV_DST_MEMORY, \ + .src_info.data_width = STEDMA40_WORD_WIDTH, \ + .dst_info.data_width = STEDMA40_WORD_WIDTH, \ + .src_info.psize = STEDMA40_PSIZE_LOG_16, \ + .dst_info.psize = STEDMA40_PSIZE_LOG_16, \ + } + +#define MUSB_DMA40_TX_CH { \ + .mode = STEDMA40_MODE_LOGICAL, \ + .dir = STEDMA40_MEM_TO_PERIPH, \ + .src_dev_type = STEDMA40_DEV_SRC_MEMORY, \ + .src_info.data_width = STEDMA40_WORD_WIDTH, \ + .dst_info.data_width = STEDMA40_WORD_WIDTH, \ + .src_info.psize = STEDMA40_PSIZE_LOG_16, \ + .dst_info.psize = STEDMA40_PSIZE_LOG_16, \ + } + +static struct stedma40_chan_cfg musb_dma_rx_ch[UX500_MUSB_DMA_NUM_RX_CHANNELS] + = { + MUSB_DMA40_RX_CH, + MUSB_DMA40_RX_CH, + MUSB_DMA40_RX_CH, + MUSB_DMA40_RX_CH, + MUSB_DMA40_RX_CH, + MUSB_DMA40_RX_CH, + MUSB_DMA40_RX_CH, + MUSB_DMA40_RX_CH +}; + +static struct stedma40_chan_cfg musb_dma_tx_ch[UX500_MUSB_DMA_NUM_TX_CHANNELS] + = { + MUSB_DMA40_TX_CH, + MUSB_DMA40_TX_CH, + MUSB_DMA40_TX_CH, + MUSB_DMA40_TX_CH, + MUSB_DMA40_TX_CH, + MUSB_DMA40_TX_CH, + MUSB_DMA40_TX_CH, + MUSB_DMA40_TX_CH, +}; + +static void *ux500_dma_rx_param_array[UX500_MUSB_DMA_NUM_RX_CHANNELS] = { + &musb_dma_rx_ch[0], + &musb_dma_rx_ch[1], + &musb_dma_rx_ch[2], + &musb_dma_rx_ch[3], + &musb_dma_rx_ch[4], + &musb_dma_rx_ch[5], + &musb_dma_rx_ch[6], + &musb_dma_rx_ch[7] +}; + +static void *ux500_dma_tx_param_array[UX500_MUSB_DMA_NUM_TX_CHANNELS] = { + &musb_dma_tx_ch[0], + &musb_dma_tx_ch[1], + &musb_dma_tx_ch[2], + &musb_dma_tx_ch[3], + &musb_dma_tx_ch[4], + &musb_dma_tx_ch[5], + &musb_dma_tx_ch[6], + &musb_dma_tx_ch[7] +}; + +static struct ux500_musb_board_data musb_board_data = { + .dma_rx_param_array = ux500_dma_rx_param_array, + .dma_tx_param_array = ux500_dma_tx_param_array, + .num_rx_channels = UX500_MUSB_DMA_NUM_RX_CHANNELS, + .num_tx_channels = UX500_MUSB_DMA_NUM_TX_CHANNELS, + .dma_filter = stedma40_filter, +}; + +static u64 ux500_musb_dmamask = DMA_BIT_MASK(32); + +static struct musb_hdrc_config musb_hdrc_config = { + .multipoint = true, + .dyn_fifo = true, + .num_eps = 16, + .ram_bits = 16, +}; + +static struct musb_hdrc_platform_data musb_platform_data = { +#if defined(CONFIG_USB_MUSB_OTG) + .mode = MUSB_OTG, +#elif defined(CONFIG_USB_MUSB_PERIPHERAL) + .mode = MUSB_PERIPHERAL, +#else /* defined(CONFIG_USB_MUSB_HOST) */ + .mode = MUSB_HOST, +#endif + .config = &musb_hdrc_config, + .board_data = &musb_board_data, +}; + +static struct resource usb_resources[] = { + [0] = { + .name = "usb-mem", + .flags = IORESOURCE_MEM, + }, + + [1] = { + .name = "mc", /* hard-coded in musb */ + .flags = IORESOURCE_IRQ, + }, +}; + +struct platform_device ux500_musb_device = { + .name = "musb-ux500", + .id = 0, + .dev = { + .platform_data = &musb_platform_data, + .dma_mask = &ux500_musb_dmamask, + .coherent_dma_mask = DMA_BIT_MASK(32), + }, + .num_resources = ARRAY_SIZE(usb_resources), + .resource = usb_resources, +}; + +static inline void ux500_usb_dma_update_rx_ch_config(int *src_dev_type) +{ + u32 idx; + + for (idx = 0; idx < UX500_MUSB_DMA_NUM_RX_CHANNELS; idx++) + musb_dma_rx_ch[idx].src_dev_type = src_dev_type[idx]; +} + +static inline void ux500_usb_dma_update_tx_ch_config(int *dst_dev_type) +{ + u32 idx; + + for (idx = 0; idx < UX500_MUSB_DMA_NUM_TX_CHANNELS; idx++) + musb_dma_tx_ch[idx].dst_dev_type = dst_dev_type[idx]; +} + +void ux500_add_usb(resource_size_t base, int irq, int *dma_rx_cfg, + int *dma_tx_cfg) +{ + ux500_musb_device.resource[0].start = base; + ux500_musb_device.resource[0].end = base + SZ_64K - 1; + ux500_musb_device.resource[1].start = irq; + ux500_musb_device.resource[1].end = irq; + + ux500_usb_dma_update_rx_ch_config(dma_rx_cfg); + ux500_usb_dma_update_tx_ch_config(dma_tx_cfg); + + platform_device_register(&ux500_musb_device); +} diff --git a/arch/arm/plat-nomadik/gpio.c b/arch/arm/plat-nomadik/gpio.c index 1e88ecb846d1..70620426ee55 100644 --- a/arch/arm/plat-nomadik/gpio.c +++ b/arch/arm/plat-nomadik/gpio.c @@ -30,23 +30,39 @@ /* * The GPIO module in the Nomadik family of Systems-on-Chip is an * AMBA device, managing 32 pins and alternate functions. The logic block - * is currently only used in the Nomadik. + * is currently used in the Nomadik and ux500. * * Symbols in this file are called "nmk_gpio" for "nomadik gpio" */ -#define NMK_GPIO_PER_CHIP 32 +#define NMK_GPIO_PER_CHIP 32 + struct nmk_gpio_chip { struct gpio_chip chip; void __iomem *addr; struct clk *clk; + unsigned int bank; unsigned int parent_irq; + int secondary_parent_irq; + u32 (*get_secondary_status)(unsigned int bank); + void (*set_ioforce)(bool enable); spinlock_t lock; /* Keep track of configured edges */ u32 edge_rising; u32 edge_falling; + u32 real_wake; + u32 rwimsc; + u32 fwimsc; + u32 slpm; }; +static struct nmk_gpio_chip * +nmk_gpio_chips[DIV_ROUND_UP(ARCH_NR_GPIOS, NMK_GPIO_PER_CHIP)]; + +static DEFINE_SPINLOCK(nmk_gpio_slpm_lock); + +#define NUM_BANKS ARRAY_SIZE(nmk_gpio_chips) + static void __nmk_gpio_set_mode(struct nmk_gpio_chip *nmk_chip, unsigned offset, int gpio_mode) { @@ -118,8 +134,35 @@ static void __nmk_gpio_make_output(struct nmk_gpio_chip *nmk_chip, __nmk_gpio_set_output(nmk_chip, offset, val); } +static void __nmk_gpio_set_mode_safe(struct nmk_gpio_chip *nmk_chip, + unsigned offset, int gpio_mode, + bool glitch) +{ + u32 rwimsc = readl(nmk_chip->addr + NMK_GPIO_RWIMSC); + u32 fwimsc = readl(nmk_chip->addr + NMK_GPIO_FWIMSC); + + if (glitch && nmk_chip->set_ioforce) { + u32 bit = BIT(offset); + + /* Prevent spurious wakeups */ + writel(rwimsc & ~bit, nmk_chip->addr + NMK_GPIO_RWIMSC); + writel(fwimsc & ~bit, nmk_chip->addr + NMK_GPIO_FWIMSC); + + nmk_chip->set_ioforce(true); + } + + __nmk_gpio_set_mode(nmk_chip, offset, gpio_mode); + + if (glitch && nmk_chip->set_ioforce) { + nmk_chip->set_ioforce(false); + + writel(rwimsc, nmk_chip->addr + NMK_GPIO_RWIMSC); + writel(fwimsc, nmk_chip->addr + NMK_GPIO_FWIMSC); + } +} + static void __nmk_config_pin(struct nmk_gpio_chip *nmk_chip, unsigned offset, - pin_cfg_t cfg, bool sleep) + pin_cfg_t cfg, bool sleep, unsigned int *slpmregs) { static const char *afnames[] = { [NMK_GPIO_ALT_GPIO] = "GPIO", @@ -144,6 +187,7 @@ static void __nmk_config_pin(struct nmk_gpio_chip *nmk_chip, unsigned offset, int slpm = PIN_SLPM(cfg); int output = PIN_DIR(cfg); int val = PIN_VAL(cfg); + bool glitch = af == NMK_GPIO_ALT_C; dev_dbg(nmk_chip->chip.dev, "pin %d [%#lx]: af %s, pull %s, slpm %s (%s%s)\n", pin, cfg, afnames[af], pullnames[pull], slpmnames[slpm], @@ -155,6 +199,8 @@ static void __nmk_config_pin(struct nmk_gpio_chip *nmk_chip, unsigned offset, int slpm_output = PIN_SLPM_DIR(cfg); int slpm_val = PIN_SLPM_VAL(cfg); + af = NMK_GPIO_ALT_GPIO; + /* * The SLPM_* values are normal values + 1 to allow zero to * mean "same as normal". @@ -180,8 +226,116 @@ static void __nmk_config_pin(struct nmk_gpio_chip *nmk_chip, unsigned offset, __nmk_gpio_set_pull(nmk_chip, offset, pull); } - __nmk_gpio_set_slpm(nmk_chip, offset, slpm); - __nmk_gpio_set_mode(nmk_chip, offset, af); + /* + * If we've backed up the SLPM registers (glitch workaround), modify + * the backups since they will be restored. + */ + if (slpmregs) { + if (slpm == NMK_GPIO_SLPM_NOCHANGE) + slpmregs[nmk_chip->bank] |= BIT(offset); + else + slpmregs[nmk_chip->bank] &= ~BIT(offset); + } else + __nmk_gpio_set_slpm(nmk_chip, offset, slpm); + + __nmk_gpio_set_mode_safe(nmk_chip, offset, af, glitch); +} + +/* + * Safe sequence used to switch IOs between GPIO and Alternate-C mode: + * - Save SLPM registers + * - Set SLPM=0 for the IOs you want to switch and others to 1 + * - Configure the GPIO registers for the IOs that are being switched + * - Set IOFORCE=1 + * - Modify the AFLSA/B registers for the IOs that are being switched + * - Set IOFORCE=0 + * - Restore SLPM registers + * - Any spurious wake up event during switch sequence to be ignored and + * cleared + */ +static void nmk_gpio_glitch_slpm_init(unsigned int *slpm) +{ + int i; + + for (i = 0; i < NUM_BANKS; i++) { + struct nmk_gpio_chip *chip = nmk_gpio_chips[i]; + unsigned int temp = slpm[i]; + + if (!chip) + break; + + slpm[i] = readl(chip->addr + NMK_GPIO_SLPC); + writel(temp, chip->addr + NMK_GPIO_SLPC); + } +} + +static void nmk_gpio_glitch_slpm_restore(unsigned int *slpm) +{ + int i; + + for (i = 0; i < NUM_BANKS; i++) { + struct nmk_gpio_chip *chip = nmk_gpio_chips[i]; + + if (!chip) + break; + + writel(slpm[i], chip->addr + NMK_GPIO_SLPC); + } +} + +static int __nmk_config_pins(pin_cfg_t *cfgs, int num, bool sleep) +{ + static unsigned int slpm[NUM_BANKS]; + unsigned long flags; + bool glitch = false; + int ret = 0; + int i; + + for (i = 0; i < num; i++) { + if (PIN_ALT(cfgs[i]) == NMK_GPIO_ALT_C) { + glitch = true; + break; + } + } + + spin_lock_irqsave(&nmk_gpio_slpm_lock, flags); + + if (glitch) { + memset(slpm, 0xff, sizeof(slpm)); + + for (i = 0; i < num; i++) { + int pin = PIN_NUM(cfgs[i]); + int offset = pin % NMK_GPIO_PER_CHIP; + + if (PIN_ALT(cfgs[i]) == NMK_GPIO_ALT_C) + slpm[pin / NMK_GPIO_PER_CHIP] &= ~BIT(offset); + } + + nmk_gpio_glitch_slpm_init(slpm); + } + + for (i = 0; i < num; i++) { + struct nmk_gpio_chip *nmk_chip; + int pin = PIN_NUM(cfgs[i]); + + nmk_chip = get_irq_chip_data(NOMADIK_GPIO_TO_IRQ(pin)); + if (!nmk_chip) { + ret = -EINVAL; + break; + } + + spin_lock(&nmk_chip->lock); + __nmk_config_pin(nmk_chip, pin - nmk_chip->chip.base, + cfgs[i], sleep, glitch ? slpm : NULL); + spin_unlock(&nmk_chip->lock); + } + + if (glitch) + nmk_gpio_glitch_slpm_restore(slpm); + + spin_unlock_irqrestore(&nmk_gpio_slpm_lock, flags); + + return ret; } /** @@ -200,19 +354,7 @@ static void __nmk_config_pin(struct nmk_gpio_chip *nmk_chip, unsigned offset, */ int nmk_config_pin(pin_cfg_t cfg, bool sleep) { - struct nmk_gpio_chip *nmk_chip; - int gpio = PIN_NUM(cfg); - unsigned long flags; - - nmk_chip = get_irq_chip_data(NOMADIK_GPIO_TO_IRQ(gpio)); - if (!nmk_chip) - return -EINVAL; - - spin_lock_irqsave(&nmk_chip->lock, flags); - __nmk_config_pin(nmk_chip, gpio - nmk_chip->chip.base, cfg, sleep); - spin_unlock_irqrestore(&nmk_chip->lock, flags); - - return 0; + return __nmk_config_pins(&cfg, 1, sleep); } EXPORT_SYMBOL(nmk_config_pin); @@ -226,31 +368,13 @@ EXPORT_SYMBOL(nmk_config_pin); */ int nmk_config_pins(pin_cfg_t *cfgs, int num) { - int ret = 0; - int i; - - for (i = 0; i < num; i++) { - ret = nmk_config_pin(cfgs[i], false); - if (ret) - break; - } - - return ret; + return __nmk_config_pins(cfgs, num, false); } EXPORT_SYMBOL(nmk_config_pins); int nmk_config_pins_sleep(pin_cfg_t *cfgs, int num) { - int ret = 0; - int i; - - for (i = 0; i < num; i++) { - ret = nmk_config_pin(cfgs[i], true); - if (ret) - break; - } - - return ret; + return __nmk_config_pins(cfgs, num, true); } EXPORT_SYMBOL(nmk_config_pins_sleep); @@ -277,9 +401,13 @@ int nmk_gpio_set_slpm(int gpio, enum nmk_gpio_slpm mode) if (!nmk_chip) return -EINVAL; - spin_lock_irqsave(&nmk_chip->lock, flags); + spin_lock_irqsave(&nmk_gpio_slpm_lock, flags); + spin_lock(&nmk_chip->lock); + __nmk_gpio_set_slpm(nmk_chip, gpio - nmk_chip->chip.base, mode); - spin_unlock_irqrestore(&nmk_chip->lock, flags); + + spin_unlock(&nmk_chip->lock); + spin_unlock_irqrestore(&nmk_gpio_slpm_lock, flags); return 0; } @@ -314,6 +442,15 @@ int nmk_gpio_set_pull(int gpio, enum nmk_gpio_pull pull) } /* Mode functions */ +/** + * nmk_gpio_set_mode() - set the mux mode of a gpio pin + * @gpio: pin number + * @gpio_mode: one of NMK_GPIO_ALT_GPIO, NMK_GPIO_ALT_A, + * NMK_GPIO_ALT_B, and NMK_GPIO_ALT_C + * + * Sets the mode of the specified pin to one of the alternate functions or + * plain GPIO. + */ int nmk_gpio_set_mode(int gpio, int gpio_mode) { struct nmk_gpio_chip *nmk_chip; @@ -401,8 +538,20 @@ static void __nmk_gpio_irq_modify(struct nmk_gpio_chip *nmk_chip, } } -static int nmk_gpio_irq_modify(struct irq_data *d, enum nmk_gpio_irq_type which, - bool enable) +static void __nmk_gpio_set_wake(struct nmk_gpio_chip *nmk_chip, + int gpio, bool on) +{ +#ifdef CONFIG_ARCH_U8500 + if (cpu_is_u8500v2()) { + __nmk_gpio_set_slpm(nmk_chip, gpio - nmk_chip->chip.base, + on ? NMK_GPIO_SLPM_WAKEUP_ENABLE + : NMK_GPIO_SLPM_WAKEUP_DISABLE); + } +#endif + __nmk_gpio_irq_modify(nmk_chip, gpio, WAKE, on); +} + +static int nmk_gpio_irq_maskunmask(struct irq_data *d, bool enable) { int gpio; struct nmk_gpio_chip *nmk_chip; @@ -415,44 +564,58 @@ static int nmk_gpio_irq_modify(struct irq_data *d, enum nmk_gpio_irq_type which, if (!nmk_chip) return -EINVAL; - spin_lock_irqsave(&nmk_chip->lock, flags); - __nmk_gpio_irq_modify(nmk_chip, gpio, which, enable); - spin_unlock_irqrestore(&nmk_chip->lock, flags); + spin_lock_irqsave(&nmk_gpio_slpm_lock, flags); + spin_lock(&nmk_chip->lock); + + __nmk_gpio_irq_modify(nmk_chip, gpio, NORMAL, enable); + + if (!(nmk_chip->real_wake & bitmask)) + __nmk_gpio_set_wake(nmk_chip, gpio, enable); + + spin_unlock(&nmk_chip->lock); + spin_unlock_irqrestore(&nmk_gpio_slpm_lock, flags); return 0; } static void nmk_gpio_irq_mask(struct irq_data *d) { - nmk_gpio_irq_modify(d, NORMAL, false); + nmk_gpio_irq_maskunmask(d, false); } static void nmk_gpio_irq_unmask(struct irq_data *d) { - nmk_gpio_irq_modify(d, NORMAL, true); + nmk_gpio_irq_maskunmask(d, true); } static int nmk_gpio_irq_set_wake(struct irq_data *d, unsigned int on) { + struct irq_desc *desc = irq_to_desc(d->irq); + bool enabled = !(desc->status & IRQ_DISABLED); struct nmk_gpio_chip *nmk_chip; unsigned long flags; + u32 bitmask; int gpio; gpio = NOMADIK_IRQ_TO_GPIO(d->irq); nmk_chip = irq_data_get_irq_chip_data(d); if (!nmk_chip) return -EINVAL; + bitmask = nmk_gpio_get_bitmask(gpio); - spin_lock_irqsave(&nmk_chip->lock, flags); -#ifdef CONFIG_ARCH_U8500 - if (cpu_is_u8500v2()) { - __nmk_gpio_set_slpm(nmk_chip, gpio, - on ? NMK_GPIO_SLPM_WAKEUP_ENABLE - : NMK_GPIO_SLPM_WAKEUP_DISABLE); - } -#endif - __nmk_gpio_irq_modify(nmk_chip, gpio, WAKE, on); - spin_unlock_irqrestore(&nmk_chip->lock, flags); + spin_lock_irqsave(&nmk_gpio_slpm_lock, flags); + spin_lock(&nmk_chip->lock); + + if (!enabled) + __nmk_gpio_set_wake(nmk_chip, gpio, on); + + if (on) + nmk_chip->real_wake |= bitmask; + else + nmk_chip->real_wake &= ~bitmask; + + spin_unlock(&nmk_chip->lock); + spin_unlock_irqrestore(&nmk_gpio_slpm_lock, flags); return 0; } @@ -483,7 +646,7 @@ static int nmk_gpio_irq_set_type(struct irq_data *d, unsigned int type) if (enabled) __nmk_gpio_irq_modify(nmk_chip, gpio, NORMAL, false); - if (wake) + if (enabled || wake) __nmk_gpio_irq_modify(nmk_chip, gpio, WAKE, false); nmk_chip->edge_rising &= ~bitmask; @@ -497,7 +660,7 @@ static int nmk_gpio_irq_set_type(struct irq_data *d, unsigned int type) if (enabled) __nmk_gpio_irq_modify(nmk_chip, gpio, NORMAL, true); - if (wake) + if (enabled || wake) __nmk_gpio_irq_modify(nmk_chip, gpio, WAKE, true); spin_unlock_irqrestore(&nmk_chip->lock, flags); @@ -514,12 +677,11 @@ static struct irq_chip nmk_gpio_irq_chip = { .irq_set_wake = nmk_gpio_irq_set_wake, }; -static void nmk_gpio_irq_handler(unsigned int irq, struct irq_desc *desc) +static void __nmk_gpio_irq_handler(unsigned int irq, struct irq_desc *desc, + u32 status) { struct nmk_gpio_chip *nmk_chip; struct irq_chip *host_chip = get_irq_chip(irq); - unsigned int gpio_irq; - u32 pending; unsigned int first_irq; if (host_chip->irq_mask_ack) @@ -532,29 +694,56 @@ static void nmk_gpio_irq_handler(unsigned int irq, struct irq_desc *desc) nmk_chip = get_irq_data(irq); first_irq = NOMADIK_GPIO_TO_IRQ(nmk_chip->chip.base); - while ( (pending = readl(nmk_chip->addr + NMK_GPIO_IS)) ) { - gpio_irq = first_irq + __ffs(pending); - generic_handle_irq(gpio_irq); + while (status) { + int bit = __ffs(status); + + generic_handle_irq(first_irq + bit); + status &= ~BIT(bit); } host_chip->irq_unmask(&desc->irq_data); } +static void nmk_gpio_irq_handler(unsigned int irq, struct irq_desc *desc) +{ + struct nmk_gpio_chip *nmk_chip = get_irq_data(irq); + u32 status = readl(nmk_chip->addr + NMK_GPIO_IS); + + __nmk_gpio_irq_handler(irq, desc, status); +} + +static void nmk_gpio_secondary_irq_handler(unsigned int irq, + struct irq_desc *desc) +{ + struct nmk_gpio_chip *nmk_chip = get_irq_data(irq); + u32 status = nmk_chip->get_secondary_status(nmk_chip->bank); + + __nmk_gpio_irq_handler(irq, desc, status); +} + static int nmk_gpio_init_irq(struct nmk_gpio_chip *nmk_chip) { unsigned int first_irq; int i; first_irq = NOMADIK_GPIO_TO_IRQ(nmk_chip->chip.base); - for (i = first_irq; i < first_irq + NMK_GPIO_PER_CHIP; i++) { + for (i = first_irq; i < first_irq + nmk_chip->chip.ngpio; i++) { set_irq_chip(i, &nmk_gpio_irq_chip); set_irq_handler(i, handle_edge_irq); set_irq_flags(i, IRQF_VALID); set_irq_chip_data(i, nmk_chip); set_irq_type(i, IRQ_TYPE_EDGE_FALLING); } + set_irq_chained_handler(nmk_chip->parent_irq, nmk_gpio_irq_handler); set_irq_data(nmk_chip->parent_irq, nmk_chip); + + if (nmk_chip->secondary_parent_irq >= 0) { + set_irq_chained_handler(nmk_chip->secondary_parent_irq, + nmk_gpio_secondary_irq_handler); + set_irq_data(nmk_chip->secondary_parent_irq, nmk_chip); + } + return 0; } @@ -605,6 +794,97 @@ static int nmk_gpio_to_irq(struct gpio_chip *chip, unsigned offset) return NOMADIK_GPIO_TO_IRQ(nmk_chip->chip.base) + offset; } +#ifdef CONFIG_DEBUG_FS + +#include <linux/seq_file.h> + +static void nmk_gpio_dbg_show(struct seq_file *s, struct gpio_chip *chip) +{ + int mode; + unsigned i; + unsigned gpio = chip->base; + int is_out; + struct nmk_gpio_chip *nmk_chip = + container_of(chip, struct nmk_gpio_chip, chip); + const char *modes[] = { + [NMK_GPIO_ALT_GPIO] = "gpio", + [NMK_GPIO_ALT_A] = "altA", + [NMK_GPIO_ALT_B] = "altB", + [NMK_GPIO_ALT_C] = "altC", + }; + + for (i = 0; i < chip->ngpio; i++, gpio++) { + const char *label = gpiochip_is_requested(chip, i); + bool pull; + u32 bit = 1 << i; + + if (!label) + continue; + + is_out = readl(nmk_chip->addr + NMK_GPIO_DIR) & bit; + pull = !(readl(nmk_chip->addr + NMK_GPIO_PDIS) & bit); + mode = nmk_gpio_get_mode(gpio); + seq_printf(s, " gpio-%-3d (%-20.20s) %s %s %s %s", + gpio, label, + is_out ? "out" : "in ", + chip->get + ? (chip->get(chip, i) ? "hi" : "lo") + : "? ", + (mode < 0) ? "unknown" : modes[mode], + pull ? "pull" : "none"); + + if (!is_out) { + int irq = gpio_to_irq(gpio); + struct irq_desc *desc = irq_to_desc(irq); + + /* This races with request_irq(), set_irq_type(), + * and set_irq_wake() ... but those are "rare". + * + * More significantly, trigger type flags aren't + * currently maintained by genirq. + */ + if (irq >= 0 && desc->action) { + char *trigger; + + switch (desc->status & IRQ_TYPE_SENSE_MASK) { + case IRQ_TYPE_NONE: + trigger = "(default)"; + break; + case IRQ_TYPE_EDGE_FALLING: + trigger = "edge-falling"; + break; + case IRQ_TYPE_EDGE_RISING: + trigger = "edge-rising"; + break; + case IRQ_TYPE_EDGE_BOTH: + trigger = "edge-both"; + break; + case IRQ_TYPE_LEVEL_HIGH: + trigger = "level-high"; + break; + case IRQ_TYPE_LEVEL_LOW: + trigger = "level-low"; + break; + default: + trigger = "?trigger?"; + break; + } + + seq_printf(s, " irq-%d %s%s", + irq, trigger, + (desc->status & IRQ_WAKEUP) + ? " wakeup" : ""); + } + } + + seq_printf(s, "\n"); + } +} + +#else +#define nmk_gpio_dbg_show NULL +#endif + /* This structure is replicated for each GPIO block allocated at probe time */ static struct gpio_chip nmk_gpio_template = { .direction_input = nmk_gpio_make_input, @@ -612,10 +892,64 @@ static struct gpio_chip nmk_gpio_template = { .direction_output = nmk_gpio_make_output, .set = nmk_gpio_set_output, .to_irq = nmk_gpio_to_irq, - .ngpio = NMK_GPIO_PER_CHIP, + .dbg_show = nmk_gpio_dbg_show, .can_sleep = 0, }; +/* + * Called from the suspend/resume path to only keep the real wakeup interrupts + * (those that have had set_irq_wake() called on them) as wakeup interrupts, + * and not the rest of the interrupts which we needed to have as wakeups for + * cpuidle. + * + * PM ops are not used since this needs to be done at the end, after all the + * other drivers are done with their suspend callbacks. + */ +void nmk_gpio_wakeups_suspend(void) +{ + int i; + + for (i = 0; i < NUM_BANKS; i++) { + struct nmk_gpio_chip *chip = nmk_gpio_chips[i]; + + if (!chip) + break; + + chip->rwimsc = readl(chip->addr + NMK_GPIO_RWIMSC); + chip->fwimsc = readl(chip->addr + NMK_GPIO_FWIMSC); + + writel(chip->rwimsc & chip->real_wake, + chip->addr + NMK_GPIO_RWIMSC); + writel(chip->fwimsc & chip->real_wake, + chip->addr + NMK_GPIO_FWIMSC); + + if (cpu_is_u8500v2()) { + chip->slpm = readl(chip->addr + NMK_GPIO_SLPC); + + /* 0 -> wakeup enable */ + writel(~chip->real_wake, chip->addr + NMK_GPIO_SLPC); + } + } +} + +void nmk_gpio_wakeups_resume(void) +{ + int i; + + for (i = 0; i < NUM_BANKS; i++) { + struct nmk_gpio_chip *chip = nmk_gpio_chips[i]; + + if (!chip) + break; + + writel(chip->rwimsc, chip->addr + NMK_GPIO_RWIMSC); + writel(chip->fwimsc, chip->addr + NMK_GPIO_FWIMSC); + + if (cpu_is_u8500v2()) + writel(chip->slpm, chip->addr + NMK_GPIO_SLPC); + } +} + static int __devinit nmk_gpio_probe(struct platform_device *dev) { struct nmk_gpio_platform_data *pdata = dev->dev.platform_data; @@ -623,6 +957,7 @@ static int __devinit nmk_gpio_probe(struct platform_device *dev) struct gpio_chip *chip; struct resource *res; struct clk *clk; + int secondary_irq; int irq; int ret; @@ -641,6 +976,12 @@ static int __devinit nmk_gpio_probe(struct platform_device *dev) goto out; } + secondary_irq = platform_get_irq(dev, 1); + if (secondary_irq >= 0 && !pdata->get_secondary_status) { + ret = -EINVAL; + goto out; + } + if (request_mem_region(res->start, resource_size(res), dev_name(&dev->dev)) == NULL) { ret = -EBUSY; @@ -664,14 +1005,19 @@ static int __devinit nmk_gpio_probe(struct platform_device *dev) * The virt address in nmk_chip->addr is in the nomadik register space, * so we can simply convert the resource address, without remapping */ + nmk_chip->bank = dev->id; nmk_chip->clk = clk; nmk_chip->addr = io_p2v(res->start); nmk_chip->chip = nmk_gpio_template; nmk_chip->parent_irq = irq; + nmk_chip->secondary_parent_irq = secondary_irq; + nmk_chip->get_secondary_status = pdata->get_secondary_status; + nmk_chip->set_ioforce = pdata->set_ioforce; spin_lock_init(&nmk_chip->lock); chip = &nmk_chip->chip; chip->base = pdata->first_gpio; + chip->ngpio = pdata->num_gpio; chip->label = pdata->name ?: dev_name(&dev->dev); chip->dev = &dev->dev; chip->owner = THIS_MODULE; @@ -680,6 +1026,9 @@ static int __devinit nmk_gpio_probe(struct platform_device *dev) if (ret) goto out_free; + BUG_ON(nmk_chip->bank >= ARRAY_SIZE(nmk_gpio_chips)); + + nmk_gpio_chips[nmk_chip->bank] = nmk_chip; platform_set_drvdata(dev, nmk_chip); nmk_gpio_init_irq(nmk_chip); @@ -705,10 +1054,8 @@ static struct platform_driver nmk_gpio_driver = { .driver = { .owner = THIS_MODULE, .name = "gpio", - }, + }, .probe = nmk_gpio_probe, - .suspend = NULL, /* to be done */ - .resume = NULL, }; static int __init nmk_gpio_init(void) diff --git a/arch/arm/plat-nomadik/include/plat/gpio.h b/arch/arm/plat-nomadik/include/plat/gpio.h index 67b113d639d8..1b9f6f0843d1 100644 --- a/arch/arm/plat-nomadik/include/plat/gpio.h +++ b/arch/arm/plat-nomadik/include/plat/gpio.h @@ -75,6 +75,9 @@ extern int nmk_gpio_set_pull(int gpio, enum nmk_gpio_pull pull); extern int nmk_gpio_set_mode(int gpio, int gpio_mode); extern int nmk_gpio_get_mode(int gpio); +extern void nmk_gpio_wakeups_suspend(void); +extern void nmk_gpio_wakeups_resume(void); + /* * Platform data to register a block: only the initial gpio/irq number. */ @@ -82,6 +85,9 @@ struct nmk_gpio_platform_data { char *name; int first_gpio; int first_irq; + int num_gpio; + u32 (*get_secondary_status)(unsigned int bank); + void (*set_ioforce)(bool enable); }; #endif /* __ASM_PLAT_GPIO_H */ |
