diff options
| -rw-r--r-- | arch/arm/mach-davinci/Kconfig | 9 | ||||
| -rw-r--r-- | arch/arm/mach-davinci/Makefile | 5 | ||||
| -rw-r--r-- | arch/arm/mach-davinci/board-dm644x-evm.c | 292 | ||||
| -rw-r--r-- | arch/arm/mach-davinci/dm644x.c | 461 | ||||
| -rw-r--r-- | arch/arm/mach-davinci/include/mach/board-dm6446evm.h | 20 | ||||
| -rw-r--r-- | arch/arm/mach-davinci/include/mach/common.h | 6 | ||||
| -rw-r--r-- | arch/arm/mach-davinci/include/mach/dm644x.h | 37 |
7 files changed, 791 insertions, 39 deletions
diff --git a/arch/arm/mach-davinci/Kconfig b/arch/arm/mach-davinci/Kconfig index f18090e78e30..a9c78bc72b84 100644 --- a/arch/arm/mach-davinci/Kconfig +++ b/arch/arm/mach-davinci/Kconfig @@ -4,19 +4,18 @@ menu "TI DaVinci Implementations" comment "DaVinci Core Type" -config ARCH_DAVINCI644x - default y +config ARCH_DAVINCI_DM644x bool "DaVinci 644x based system" comment "DaVinci Board Type" config MACH_DAVINCI_EVM - bool "TI DaVinci EVM" + bool "TI DM644x EVM" default y - depends on ARCH_DAVINCI644x + depends on ARCH_DAVINCI_DM644x help Configure this option to specify the whether the board used - for development is a DaVinci EVM + for development is a DM644x EVM config DAVINCI_MUX diff --git a/arch/arm/mach-davinci/Makefile b/arch/arm/mach-davinci/Makefile index b27871af4fcf..1674661942f3 100644 --- a/arch/arm/mach-davinci/Makefile +++ b/arch/arm/mach-davinci/Makefile @@ -9,5 +9,8 @@ obj-y := time.o irq.o clock.o serial.o io.o id.o psc.o \ obj-$(CONFIG_DAVINCI_MUX) += mux.o +# Chip specific +obj-$(CONFIG_ARCH_DAVINCI_DM644x) += dm644x.o + # Board specific -obj-$(CONFIG_MACH_DAVINCI_EVM) += board-evm.o +obj-$(CONFIG_MACH_DAVINCI_EVM) += board-dm644x-evm.o diff --git a/arch/arm/mach-davinci/board-dm644x-evm.c b/arch/arm/mach-davinci/board-dm644x-evm.c index c2701d740a1d..5387e6b20405 100644 --- a/arch/arm/mach-davinci/board-dm644x-evm.c +++ b/arch/arm/mach-davinci/board-dm644x-evm.c @@ -15,15 +15,19 @@ #include <linux/platform_device.h> #include <linux/gpio.h> #include <linux/leds.h> +#include <linux/memory.h> #include <linux/i2c.h> #include <linux/i2c/pcf857x.h> #include <linux/i2c/at24.h> - +#include <linux/etherdevice.h> #include <linux/mtd/mtd.h> +#include <linux/mtd/nand.h> #include <linux/mtd/partitions.h> #include <linux/mtd/physmap.h> #include <linux/io.h> +#include <linux/phy.h> +#include <linux/clk.h> #include <asm/setup.h> #include <asm/mach-types.h> @@ -32,28 +36,34 @@ #include <asm/mach/map.h> #include <asm/mach/flash.h> -#include <mach/hardware.h> +#include <mach/dm644x.h> #include <mach/common.h> #include <mach/i2c.h> +#include <mach/serial.h> +#include <mach/mux.h> +#include <mach/psc.h> +#include <mach/nand.h> + +#define DM644X_EVM_PHY_MASK (0x2) +#define DM644X_EVM_MDIO_FREQUENCY (2200000) /* PHY bus frequency */ #define DAVINCI_CFC_ATA_BASE 0x01C66000 -#define DAVINCI_ASYNC_EMIF_DATA_CE0_BASE 0x02000000 -/* other misc. init functions */ -void __init davinci_psc_init(void); -void __init davinci_irq_init(void); -void __init davinci_map_common_io(void); -void __init davinci_init_common_hw(void); +#define DAVINCI_ASYNC_EMIF_CONTROL_BASE 0x01e00000 +#define DAVINCI_ASYNC_EMIF_DATA_CE0_BASE 0x02000000 +#define DAVINCI_ASYNC_EMIF_DATA_CE1_BASE 0x04000000 +#define DAVINCI_ASYNC_EMIF_DATA_CE2_BASE 0x06000000 +#define DAVINCI_ASYNC_EMIF_DATA_CE3_BASE 0x08000000 -#if defined(CONFIG_MTD_PHYSMAP) || \ - defined(CONFIG_MTD_PHYSMAP_MODULE) +#define LXT971_PHY_ID (0x001378e2) +#define LXT971_PHY_MASK (0xfffffff0) static struct mtd_partition davinci_evm_norflash_partitions[] = { - /* bootloader (U-Boot, etc) in first 4 sectors */ + /* bootloader (UBL, U-Boot, etc) in first 5 sectors */ { .name = "bootloader", .offset = 0, - .size = 4 * SZ_64K, + .size = 5 * SZ_64K, .mask_flags = MTD_WRITEABLE, /* force read-only */ }, /* bootloader params in the next 1 sectors */ @@ -103,10 +113,60 @@ static struct platform_device davinci_evm_norflash_device = { .resource = &davinci_evm_norflash_resource, }; -#endif +struct mtd_partition davinci_evm_nandflash_partition[] = { + /* 5 MB space at the beginning for bootloader and kernel */ + { + .name = "NAND filesystem", + .offset = 5 * SZ_1M, + .size = MTDPART_SIZ_FULL, + .mask_flags = 0, + } +}; -#if defined(CONFIG_BLK_DEV_PALMCHIP_BK3710) || \ - defined(CONFIG_BLK_DEV_PALMCHIP_BK3710_MODULE) +static struct davinci_nand_pdata davinci_evm_nandflash_data = { + .parts = davinci_evm_nandflash_partition, + .nr_parts = ARRAY_SIZE(davinci_evm_nandflash_partition), + .ecc_mode = NAND_ECC_HW, +}; + +static struct resource davinci_evm_nandflash_resource[] = { + { + .start = DAVINCI_ASYNC_EMIF_DATA_CE0_BASE, + .end = DAVINCI_ASYNC_EMIF_DATA_CE0_BASE + SZ_16M - 1, + .flags = IORESOURCE_MEM, + }, { + .start = DAVINCI_ASYNC_EMIF_CONTROL_BASE, + .end = DAVINCI_ASYNC_EMIF_CONTROL_BASE + SZ_4K - 1, + .flags = IORESOURCE_MEM, + }, +}; + +static struct platform_device davinci_evm_nandflash_device = { + .name = "davinci_nand", + .id = 0, + .dev = { + .platform_data = &davinci_evm_nandflash_data, + }, + .num_resources = ARRAY_SIZE(davinci_evm_nandflash_resource), + .resource = davinci_evm_nandflash_resource, +}; + +static u64 davinci_fb_dma_mask = DMA_32BIT_MASK; + +static struct platform_device davinci_fb_device = { + .name = "davincifb", + .id = -1, + .dev = { + .dma_mask = &davinci_fb_dma_mask, + .coherent_dma_mask = DMA_32BIT_MASK, + }, + .num_resources = 0, +}; + +static struct platform_device rtc_dev = { + .name = "rtc_davinci_evm", + .id = -1, +}; static struct resource ide_resources[] = { { @@ -121,7 +181,7 @@ static struct resource ide_resources[] = { }, }; -static u64 ide_dma_mask = DMA_BIT_MASK(32); +static u64 ide_dma_mask = DMA_32BIT_MASK; static struct platform_device ide_dev = { .name = "palm_bk3710", @@ -130,12 +190,10 @@ static struct platform_device ide_dev = { .num_resources = ARRAY_SIZE(ide_resources), .dev = { .dma_mask = &ide_dma_mask, - .coherent_dma_mask = DMA_BIT_MASK(32), + .coherent_dma_mask = DMA_32BIT_MASK, }, }; -#endif - /*----------------------------------------------------------------------*/ /* @@ -314,7 +372,9 @@ evm_u35_setup(struct i2c_client *client, int gpio, unsigned ngpio, void *c) gpio_request(gpio + 7, "nCF_SEL"); gpio_direction_output(gpio + 7, 1); - /* irlml6401 sustains over 3A, switches 5V in under 8 msec */ + /* irlml6401 switches over 1A, in under 8 msec; + * now it can be managed by nDRV_VBUS ... + */ setup_usb(500, 8); return 0; @@ -346,14 +406,120 @@ static struct pcf857x_platform_data pcf_data_u35 = { * - 0x0039, 1 byte NTSC vs PAL (bit 0x80 == PAL) * - ... newer boards may have more */ +static struct memory_accessor *at24_mem_acc; + +static void at24_setup(struct memory_accessor *mem_acc, void *context) +{ + DECLARE_MAC_BUF(mac_str); + char mac_addr[6]; + + at24_mem_acc = mem_acc; + + /* Read MAC addr from EEPROM */ + if (at24_mem_acc->read(at24_mem_acc, mac_addr, 0x7f00, 6) == 6) { + printk(KERN_INFO "Read MAC addr from EEPROM: %s\n", + print_mac(mac_str, mac_addr)); + } +} + static struct at24_platform_data eeprom_info = { .byte_len = (256*1024) / 8, .page_size = 64, .flags = AT24_FLAG_ADDR16, + .setup = at24_setup, +}; + +int dm6446evm_eeprom_read(void *buf, off_t off, size_t count) +{ + if (at24_mem_acc) + return at24_mem_acc->read(at24_mem_acc, buf, off, count); + return -ENODEV; +} +EXPORT_SYMBOL(dm6446evm_eeprom_read); + +int dm6446evm_eeprom_write(void *buf, off_t off, size_t count) +{ + if (at24_mem_acc) + return at24_mem_acc->write(at24_mem_acc, buf, off, count); + return -ENODEV; +} +EXPORT_SYMBOL(dm6446evm_eeprom_write); + +/* + * MSP430 supports RTC, card detection, input from IR remote, and + * a bit more. It triggers interrupts on GPIO(7) from pressing + * buttons on the IR remote, and for card detect switches. + */ +static struct i2c_client *dm6446evm_msp; + +static int dm6446evm_msp_probe(struct i2c_client *client, + const struct i2c_device_id *id) +{ + dm6446evm_msp = client; + return 0; +} + +static int dm6446evm_msp_remove(struct i2c_client *client) +{ + dm6446evm_msp = NULL; + return 0; +} + +static const struct i2c_device_id dm6446evm_msp_ids[] = { + { "dm6446evm_msp", 0, }, + { /* end of list */ }, +}; + +static struct i2c_driver dm6446evm_msp_driver = { + .driver.name = "dm6446evm_msp", + .id_table = dm6446evm_msp_ids, + .probe = dm6446evm_msp_probe, + .remove = dm6446evm_msp_remove, }; +static int dm6444evm_msp430_get_pins(void) +{ + static const char txbuf[2] = { 2, 4, }; + char buf[4]; + struct i2c_msg msg[2] = { + { + .addr = dm6446evm_msp->addr, + .flags = 0, + .len = 2, + .buf = (void __force *)txbuf, + }, + { + .addr = dm6446evm_msp->addr, + .flags = I2C_M_RD, + .len = 4, + .buf = buf, + }, + }; + int status; + + if (!dm6446evm_msp) + return -ENXIO; + + /* Command 4 == get input state, returns port 2 and port3 data + * S Addr W [A] len=2 [A] cmd=4 [A] + * RS Addr R [A] [len=4] A [cmd=4] A [port2] A [port3] N P + */ + status = i2c_transfer(dm6446evm_msp->adapter, msg, 2); + if (status < 0) + return status; + + dev_dbg(&dm6446evm_msp->dev, + "PINS: %02x %02x %02x %02x\n", + buf[0], buf[1], buf[2], buf[3]); + + return (buf[3] << 8) | buf[2]; +} + static struct i2c_board_info __initdata i2c_info[] = { { + I2C_BOARD_INFO("dm6446evm_msp", 0x23), + }, + { I2C_BOARD_INFO("pcf8574", 0x38), .platform_data = &pcf_data_u2, }, @@ -371,7 +537,6 @@ static struct i2c_board_info __initdata i2c_info[] = { }, /* ALSO: * - tvl320aic33 audio codec (0x1b) - * - msp430 microcontroller (0x23) * - tvp5146 video decoder (0x5d) */ }; @@ -387,40 +552,101 @@ static struct davinci_i2c_platform_data i2c_pdata = { static void __init evm_init_i2c(void) { davinci_init_i2c(&i2c_pdata); + i2c_add_driver(&dm6446evm_msp_driver); i2c_register_board_info(1, i2c_info, ARRAY_SIZE(i2c_info)); } static struct platform_device *davinci_evm_devices[] __initdata = { -#if defined(CONFIG_MTD_PHYSMAP) || \ - defined(CONFIG_MTD_PHYSMAP_MODULE) - &davinci_evm_norflash_device, -#endif -#if defined(CONFIG_BLK_DEV_PALMCHIP_BK3710) || \ - defined(CONFIG_BLK_DEV_PALMCHIP_BK3710_MODULE) - &ide_dev, -#endif + &davinci_fb_device, + &rtc_dev, +}; + +static struct davinci_uart_config uart_config __initdata = { + .enabled_uarts = (1 << 0), }; static void __init davinci_evm_map_io(void) { davinci_map_common_io(); + dm644x_init(); } -static __init void davinci_evm_init(void) +static int davinci_phy_fixup(struct phy_device *phydev) { + unsigned int control; + /* CRITICAL: Fix for increasing PHY signal drive strength for + * TX lockup issue. On DaVinci EVM, the Intel LXT971 PHY + * signal strength was low causing TX to fail randomly. The + * fix is to Set bit 11 (Increased MII drive strength) of PHY + * register 26 (Digital Config register) on this phy. */ + control = phy_read(phydev, 26); + phy_write(phydev, 26, (control | 0x800)); + return 0; +} + #if defined(CONFIG_BLK_DEV_PALMCHIP_BK3710) || \ defined(CONFIG_BLK_DEV_PALMCHIP_BK3710_MODULE) +#define HAS_ATA 1 +#else +#define HAS_ATA 0 +#endif + #if defined(CONFIG_MTD_PHYSMAP) || \ defined(CONFIG_MTD_PHYSMAP_MODULE) - printk(KERN_WARNING "WARNING: both IDE and NOR flash are enabled, " - "but share pins.\n\t Disable IDE for NOR support.\n"); +#define HAS_NOR 1 +#else +#define HAS_NOR 0 #endif + +#if defined(CONFIG_MTD_NAND_DAVINCI) || \ + defined(CONFIG_MTD_NAND_DAVINCI_MODULE) +#define HAS_NAND 1 +#else +#define HAS_NAND 0 #endif +static __init void davinci_evm_init(void) +{ + struct clk *aemif_clk; + + aemif_clk = clk_get(NULL, "aemif"); + clk_enable(aemif_clk); + + if (HAS_ATA) { + if (HAS_NAND || HAS_NOR) + pr_warning("WARNING: both IDE and Flash are " + "enabled, but they share AEMIF pins.\n" + "\tDisable IDE for NAND/NOR support.\n"); + davinci_cfg_reg(DM644X_HPIEN_DISABLE); + davinci_cfg_reg(DM644X_ATAEN); + davinci_cfg_reg(DM644X_HDIREN); + platform_device_register(&ide_dev); + } else if (HAS_NAND || HAS_NOR) { + davinci_cfg_reg(DM644X_HPIEN_DISABLE); + davinci_cfg_reg(DM644X_ATAEN_DISABLE); + + /* only one device will be jumpered and detected */ + if (HAS_NAND) { + platform_device_register(&davinci_evm_nandflash_device); + evm_leds[7].default_trigger = "nand-disk"; + if (HAS_NOR) + pr_warning("WARNING: both NAND and NOR flash " + "are enabled; disable one of them.\n"); + } else if (HAS_NOR) + platform_device_register(&davinci_evm_norflash_device); + } + platform_add_devices(davinci_evm_devices, ARRAY_SIZE(davinci_evm_devices)); evm_init_i2c(); + + davinci_serial_init(&uart_config); + + /* Register the fixup for PHY on DaVinci */ + phy_register_fixup_for_uid(LXT971_PHY_ID, LXT971_PHY_MASK, + davinci_phy_fixup); + } static __init void davinci_evm_irq_init(void) @@ -428,7 +654,7 @@ static __init void davinci_evm_irq_init(void) davinci_irq_init(); } -MACHINE_START(DAVINCI_EVM, "DaVinci EVM") +MACHINE_START(DAVINCI_EVM, "DaVinci DM644x EVM") /* Maintainer: MontaVista Software <source@mvista.com> */ .phys_io = IO_PHYS, .io_pg_offst = (__IO_ADDRESS(IO_PHYS) >> 18) & 0xfffc, diff --git a/arch/arm/mach-davinci/dm644x.c b/arch/arm/mach-davinci/dm644x.c new file mode 100644 index 000000000000..d428ef192eac --- /dev/null +++ b/arch/arm/mach-davinci/dm644x.c @@ -0,0 +1,461 @@ +/* + * TI DaVinci DM644x chip specific setup + * + * Author: Kevin Hilman, Deep Root Systems, LLC + * + * 2007 (c) Deep Root Systems, LLC. This file is licensed under + * the terms of the GNU General Public License version 2. This program + * is licensed "as is" without any warranty of any kind, whether express + * or implied. + */ +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/clk.h> +#include <linux/platform_device.h> + +#include <mach/dm644x.h> +#include <mach/clock.h> +#include <mach/cputype.h> +#include <mach/edma.h> +#include <mach/irqs.h> +#include <mach/psc.h> +#include <mach/mux.h> + +#include "clock.h" +#include "mux.h" + +/* + * Device specific clocks + */ +#define DM644X_REF_FREQ 27000000 + +static struct pll_data pll1_data = { + .num = 1, + .phys_base = DAVINCI_PLL1_BASE, +}; + +static struct pll_data pll2_data = { + .num = 2, + .phys_base = DAVINCI_PLL2_BASE, +}; + +static struct clk ref_clk = { + .name = "ref_clk", + .rate = DM644X_REF_FREQ, +}; + +static struct clk pll1_clk = { + .name = "pll1", + .parent = &ref_clk, + .pll_data = &pll1_data, + .flags = CLK_PLL, +}; + +static struct clk pll1_sysclk1 = { + .name = "pll1_sysclk1", + .parent = &pll1_clk, + .flags = CLK_PLL, + .div_reg = PLLDIV1, +}; + +static struct clk pll1_sysclk2 = { + .name = "pll1_sysclk2", + .parent = &pll1_clk, + .flags = CLK_PLL, + .div_reg = PLLDIV2, +}; + +static struct clk pll1_sysclk3 = { + .name = "pll1_sysclk3", + .parent = &pll1_clk, + .flags = CLK_PLL, + .div_reg = PLLDIV3, +}; + +static struct clk pll1_sysclk5 = { + .name = "pll1_sysclk5", + .parent = &pll1_clk, + .flags = CLK_PLL, + .div_reg = PLLDIV5, +}; + +static struct clk pll1_aux_clk = { + .name = "pll1_aux_clk", + .parent = &pll1_clk, + .flags = CLK_PLL | PRE_PLL, +}; + +static struct clk pll1_sysclkbp = { + .name = "pll1_sysclkbp", + .parent = &pll1_clk, + .flags = CLK_PLL | PRE_PLL, + .div_reg = BPDIV +}; + +static struct clk pll2_clk = { + .name = "pll2", + .parent = &ref_clk, + .pll_data = &pll2_data, + .flags = CLK_PLL, +}; + +static struct clk pll2_sysclk1 = { + .name = "pll2_sysclk1", + .parent = &pll2_clk, + .flags = CLK_PLL, + .div_reg = PLLDIV1, +}; + +static struct clk pll2_sysclk2 = { + .name = "pll2_sysclk2", + .parent = &pll2_clk, + .flags = CLK_PLL, + .div_reg = PLLDIV2, +}; + +static struct clk pll2_sysclkbp = { + .name = "pll2_sysclkbp", + .parent = &pll2_clk, + .flags = CLK_PLL | PRE_PLL, + .div_reg = BPDIV +}; + +static struct clk dsp_clk = { + .name = "dsp", + .parent = &pll1_sysclk1, + .lpsc = DAVINCI_LPSC_GEM, + .flags = PSC_DSP, + .usecount = 1, /* REVISIT how to disable? */ +}; + +static struct clk arm_clk = { + .name = "arm", + .parent = &pll1_sysclk2, + .lpsc = DAVINCI_LPSC_ARM, + .flags = ALWAYS_ENABLED, +}; + +static struct clk vicp_clk = { + .name = "vicp", + .parent = &pll1_sysclk2, + .lpsc = DAVINCI_LPSC_IMCOP, + .flags = PSC_DSP, + .usecount = 1, /* REVISIT how to disable? */ +}; + +static struct clk vpss_master_clk = { + .name = "vpss_master", + .parent = &pll1_sysclk3, + .lpsc = DAVINCI_LPSC_VPSSMSTR, + .flags = CLK_PSC, +}; + +static struct clk vpss_slave_clk = { + .name = "vpss_slave", + .parent = &pll1_sysclk3, + .lpsc = DAVINCI_LPSC_VPSSSLV, +}; + +static struct clk uart0_clk = { + .name = "uart0", + .parent = &pll1_aux_clk, + .lpsc = DAVINCI_LPSC_UART0, +}; + +static struct clk uart1_clk = { + .name = "uart1", + .parent = &pll1_aux_clk, + .lpsc = DAVINCI_LPSC_UART1, +}; + +static struct clk uart2_clk = { + .name = "uart2", + .parent = &pll1_aux_clk, + .lpsc = DAVINCI_LPSC_UART2, +}; + +static struct clk emac_clk = { + .name = "emac", + .parent = &pll1_sysclk5, + .lpsc = DAVINCI_LPSC_EMAC_WRAPPER, +}; + +static struct clk i2c_clk = { + .name = "i2c", + .parent = &pll1_aux_clk, + .lpsc = DAVINCI_LPSC_I2C, +}; + +static struct clk ide_clk = { + .name = "ide", + .parent = &pll1_sysclk5, + .lpsc = DAVINCI_LPSC_ATA, +}; + +static struct clk asp_clk = { + .name = "asp0", + .parent = &pll1_sysclk5, + .lpsc = DAVINCI_LPSC_McBSP, +}; + +static struct clk mmcsd_clk = { + .name = "mmcsd", + .parent = &pll1_sysclk5, + .lpsc = DAVINCI_LPSC_MMC_SD, +}; + +static struct clk spi_clk = { + .name = "spi", + .parent = &pll1_sysclk5, + .lpsc = DAVINCI_LPSC_SPI, +}; + +static struct clk gpio_clk = { + .name = "gpio", + .parent = &pll1_sysclk5, + .lpsc = DAVINCI_LPSC_GPIO, +}; + +static struct clk usb_clk = { + .name = "usb", + .parent = &pll1_sysclk5, + .lpsc = DAVINCI_LPSC_USB, +}; + +static struct clk vlynq_clk = { + .name = "vlynq", + .parent = &pll1_sysclk5, + .lpsc = DAVINCI_LPSC_VLYNQ, +}; + +static struct clk aemif_clk = { + .name = "aemif", + .parent = &pll1_sysclk5, + .lpsc = DAVINCI_LPSC_AEMIF, +}; + +static struct clk pwm0_clk = { + .name = "pwm0", + .parent = &pll1_aux_clk, + .lpsc = DAVINCI_LPSC_PWM0, +}; + +static struct clk pwm1_clk = { + .name = "pwm1", + .parent = &pll1_aux_clk, + .lpsc = DAVINCI_LPSC_PWM1, +}; + +static struct clk pwm2_clk = { + .name = "pwm2", + .parent = &pll1_aux_clk, + .lpsc = DAVINCI_LPSC_PWM2, +}; + +static struct clk timer0_clk = { + .name = "timer0", + .parent = &pll1_aux_clk, + .lpsc = DAVINCI_LPSC_TIMER0, +}; + +static struct clk timer1_clk = { + .name = "timer1", + .parent = &pll1_aux_clk, + .lpsc = DAVINCI_LPSC_TIMER1, +}; + +static struct clk timer2_clk = { + .name = "timer2", + .parent = &pll1_aux_clk, + .lpsc = DAVINCI_LPSC_TIMER2, + .usecount = 1, /* REVISIT: why cant' this be disabled? */ +}; + +struct davinci_clk dm644x_clks[] = { + CLK(NULL, "ref", &ref_clk), + CLK(NULL, "pll1", &pll1_clk), + CLK(NULL, "pll1_sysclk1", &pll1_sysclk1), + CLK(NULL, "pll1_sysclk2", &pll1_sysclk2), + CLK(NULL, "pll1_sysclk3", &pll1_sysclk3), + CLK(NULL, "pll1_sysclk5", &pll1_sysclk5), + CLK(NULL, "pll1_aux", &pll1_aux_clk), + CLK(NULL, "pll1_sysclkbp", &pll1_sysclkbp), + CLK(NULL, "pll2", &pll2_clk), + CLK(NULL, "pll2_sysclk1", &pll2_sysclk1), + CLK(NULL, "pll2_sysclk2", &pll2_sysclk2), + CLK(NULL, "pll2_sysclkbp", &pll2_sysclkbp), + CLK(NULL, "dsp", &dsp_clk), + CLK(NULL, "arm", &arm_clk), + CLK(NULL, "vicp", &vicp_clk), + CLK(NULL, "vpss_master", &vpss_master_clk), + CLK(NULL, "vpss_slave", &vpss_slave_clk), + CLK(NULL, "arm", &arm_clk), + CLK(NULL, "uart0", &uart0_clk), + CLK(NULL, "uart1", &uart1_clk), + CLK(NULL, "uart2", &uart2_clk), + CLK("davinci_emac.1", NULL, &emac_clk), + CLK("i2c_davinci.1", NULL, &i2c_clk), + CLK("palm_bk3710", NULL, &ide_clk), + CLK("soc-audio.0", NULL, &asp_clk), + CLK("davinci_mmc.0", NULL, &mmcsd_clk), + CLK(NULL, "spi", &spi_clk), + CLK(NULL, "gpio", &gpio_clk), + CLK(NULL, "usb", &usb_clk), + CLK(NULL, "vlynq", &vlynq_clk), + CLK(NULL, "aemif", &aemif_clk), + CLK(NULL, "pwm0", &pwm0_clk), + CLK(NULL, "pwm1", &pwm1_clk), + CLK(NULL, "pwm2", &pwm2_clk), + CLK(NULL, "timer0", &timer0_clk), + CLK(NULL, "timer1", &timer1_clk), + CLK("watchdog", NULL, &timer2_clk), + CLK(NULL, NULL, NULL), +}; + +#if defined(CONFIG_TI_DAVINCI_EMAC) || defined(CONFIG_TI_DAVINCI_EMAC_MODULE) + +static struct resource dm644x_emac_resources[] = { + { + .start = DM644X_EMAC_BASE, + .end = DM644X_EMAC_BASE + 0x47ff, + .flags = IORESOURCE_MEM, + }, + { + .start = IRQ_EMACINT, + .end = IRQ_EMACINT, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device dm644x_emac_device = { + .name = "davinci_emac", + .id = 1, + .num_resources = ARRAY_SIZE(dm644x_emac_resources), + .resource = dm644x_emac_resources, +}; + +#endif + +/* + * Device specific mux setup + * + * soc description mux mode mode mux dbg + * reg offset mask mode + */ +static const struct mux_config dm644x_pins[] = { +MUX_CFG(DM644X, HDIREN, 0, 16, 1, 1, true) +MUX_CFG(DM644X, ATAEN, 0, 17, 1, 1, true) +MUX_CFG(DM644X, ATAEN_DISABLE, 0, 17, 1, 0, true) + +MUX_CFG(DM644X, HPIEN_DISABLE, 0, 29, 1, 0, true) + +MUX_CFG(DM644X, AEAW, 0, 0, 31, 31, true) + +MUX_CFG(DM644X, MSTK, 1, 9, 1, 0, false) + +MUX_CFG(DM644X, I2C, 1, 7, 1, 1, false) + +MUX_CFG(DM644X, MCBSP, 1, 10, 1, 1, false) + +MUX_CFG(DM644X, UART1, 1, 1, 1, 1, true) +MUX_CFG(DM644X, UART2, 1, 2, 1, 1, true) + +MUX_CFG(DM644X, PWM0, 1, 4, 1, 1, false) + +MUX_CFG(DM644X, PWM1, 1, 5, 1, 1, false) + +MUX_CFG(DM644X, PWM2, 1, 6, 1, 1, false) + +MUX_CFG(DM644X, VLYNQEN, 0, 15, 1, 1, false) +MUX_CFG(DM644X, VLSCREN, 0, 14, 1, 1, false) +MUX_CFG(DM644X, VLYNQWD, 0, 12, 3, 3, false) + +MUX_CFG(DM644X, EMACEN, 0, 31, 1, 1, true) + +MUX_CFG(DM644X, GPIO3V, 0, 31, 1, 0, true) + +MUX_CFG(DM644X, GPIO0, 0, 24, 1, 0, true) +MUX_CFG(DM644X, GPIO3, 0, 25, 1, 0, false) +MUX_CFG(DM644X, GPIO43_44, 1, 7, 1, 0, false) +MUX_CFG(DM644X, GPIO46_47, 0, 22, 1, 0, true) + +MUX_CFG(DM644X, RGB666, 0, 22, 1, 1, true) + +MUX_CFG(DM644X, LOEEN, 0, 24, 1, 1, true) +MUX_CFG(DM644X, LFLDEN, 0, 25, 1, 1, false) +}; + + +/*----------------------------------------------------------------------*/ + +static const s8 dma_chan_dm644x_no_event[] = { + 0, 1, 12, 13, 14, + 15, 25, 30, 31, 45, + 46, 47, 55, 56, 57, + 58, 59, 60, 61, 62, + 63, + -1 +}; + +static struct edma_soc_info dm644x_edma_info = { + .n_channel = 64, + .n_region = 4, + .n_slot = 128, + .n_tc = 2, + .noevent = dma_chan_dm644x_no_event, +}; + +static struct resource edma_resources[] = { + { + .name = "edma_cc", + .start = 0x01c00000, + .end = 0x01c00000 + SZ_64K - 1, + .flags = IORESOURCE_MEM, + }, + { + .name = "edma_tc0", + .start = 0x01c10000, + .end = 0x01c10000 + SZ_1K - 1, + .flags = IORESOURCE_MEM, + }, + { + .name = "edma_tc1", + .start = 0x01c10400, + .end = 0x01c10400 + SZ_1K - 1, + .flags = IORESOURCE_MEM, + }, + { + .start = IRQ_CCINT0, + .flags = IORESOURCE_IRQ, + }, + { + .start = IRQ_CCERRINT, + .flags = IORESOURCE_IRQ, + }, + /* not using TC*_ERR */ +}; + +static struct platform_device dm644x_edma_device = { + .name = "edma", + .id = -1, + .dev.platform_data = &dm644x_edma_info, + .num_resources = ARRAY_SIZE(edma_resources), + .resource = edma_resources, +}; + +/*----------------------------------------------------------------------*/ +void __init dm644x_init(void) +{ + davinci_clk_init(dm644x_clks); + davinci_mux_register(dm644x_pins, ARRAY_SIZE(dm644x_pins)); +} + +static int __init dm644x_init_devices(void) +{ + if (!cpu_is_davinci_dm644x()) + return 0; + + platform_device_register(&dm644x_edma_device); + return 0; +} +postcore_initcall(dm644x_init_devices); diff --git a/arch/arm/mach-davinci/include/mach/board-dm6446evm.h b/arch/arm/mach-davinci/include/mach/board-dm6446evm.h new file mode 100644 index 000000000000..3216f21c1238 --- /dev/null +++ b/arch/arm/mach-davinci/include/mach/board-dm6446evm.h @@ -0,0 +1,20 @@ +/* + * DaVinci DM6446 EVM board specific headers + * + * Author: Kevin Hilman, Deep Root Systems, LLC + * + * 2007 (c) Deep Root Systems, LLC. This file is licensed under + * the terms of the GNU General Public License version 2. This program + * is licensed "as is" without any warranty of any kind, whether express + * or ifndef. + */ + +#ifndef _MACH_DAVINCI_DM6446EVM_H +#define _MACH_DAVINCI_DM6446EVM_H + +#include <linux/types.h> + +int dm6446evm_eeprom_read(char *buf, off_t off, size_t count); +int dm6446evm_eeprom_write(char *buf, off_t off, size_t count); + +#endif diff --git a/arch/arm/mach-davinci/include/mach/common.h b/arch/arm/mach-davinci/include/mach/common.h index 4b522e5c70ec..191770976250 100644 --- a/arch/arm/mach-davinci/include/mach/common.h +++ b/arch/arm/mach-davinci/include/mach/common.h @@ -16,6 +16,12 @@ struct sys_timer; extern struct sys_timer davinci_timer; +extern void davinci_irq_init(void); +extern void davinci_map_common_io(void); + +/* parameters describe VBUS sourcing for host mode */ +extern void setup_usb(unsigned mA, unsigned potpgt_msec); + /* parameters describe VBUS sourcing for host mode */ extern void setup_usb(unsigned mA, unsigned potpgt_msec); diff --git a/arch/arm/mach-davinci/include/mach/dm644x.h b/arch/arm/mach-davinci/include/mach/dm644x.h new file mode 100644 index 000000000000..3dcb9f4e58b4 --- /dev/null +++ b/arch/arm/mach-davinci/include/mach/dm644x.h @@ -0,0 +1,37 @@ +/* + * This file contains the processor specific definitions + * of the TI DM644x. + * + * Copyright (C) 2008 Texas Instruments. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + */ +#ifndef __ASM_ARCH_DM644X_H +#define __ASM_ARCH_DM644X_H + +#include <linux/platform_device.h> +#include <mach/hardware.h> + +#define DM644X_EMAC_BASE (0x01C80000) +#define DM644X_EMAC_CNTRL_OFFSET (0x0000) +#define DM644X_EMAC_CNTRL_MOD_OFFSET (0x1000) +#define DM644X_EMAC_CNTRL_RAM_OFFSET (0x2000) +#define DM644X_EMAC_MDIO_OFFSET (0x4000) +#define DM644X_EMAC_CNTRL_RAM_SIZE (0x2000) + +void __init dm644x_init(void); + +#endif /* __ASM_ARCH_DM644X_H */ |
