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Diffstat (limited to 'arch/arm/mach-pxa/tosa.c')
-rw-r--r--arch/arm/mach-pxa/tosa.c297
1 files changed, 226 insertions, 71 deletions
diff --git a/arch/arm/mach-pxa/tosa.c b/arch/arm/mach-pxa/tosa.c
index f99112d50b41..6458f6d371d9 100644
--- a/arch/arm/mach-pxa/tosa.c
+++ b/arch/arm/mach-pxa/tosa.c
@@ -23,6 +23,7 @@
#include <linux/delay.h>
#include <linux/gpio_keys.h>
#include <linux/input.h>
+#include <linux/gpio.h>
#include <asm/setup.h>
#include <asm/memory.h>
@@ -32,7 +33,9 @@
#include <asm/system.h>
#include <asm/arch/pxa-regs.h>
#include <asm/arch/pxa2xx-regs.h>
+#include <asm/arch/mfp-pxa25x.h>
#include <asm/arch/irda.h>
+#include <asm/arch/i2c.h>
#include <asm/arch/mmc.h>
#include <asm/arch/udc.h>
@@ -47,6 +50,110 @@
#include "generic.h"
#include "devices.h"
+static unsigned long tosa_pin_config[] = {
+ GPIO78_nCS_2, /* Scoop */
+ GPIO80_nCS_4, /* tg6393xb */
+ GPIO33_nCS_5, /* Scoop */
+
+ // GPIO76 CARD_VCC_ON1
+
+ GPIO19_GPIO, /* Reset out */
+ GPIO1_RST | WAKEUP_ON_EDGE_FALL,
+
+ GPIO0_GPIO | WAKEUP_ON_EDGE_FALL, /* WAKE_UP */
+ GPIO2_GPIO | WAKEUP_ON_EDGE_BOTH, /* AC_IN */
+ GPIO3_GPIO | WAKEUP_ON_EDGE_FALL, /* RECORD */
+ GPIO4_GPIO | WAKEUP_ON_EDGE_FALL, /* SYNC */
+ GPIO20_GPIO, /* EAR_IN */
+ GPIO22_GPIO, /* On */
+
+ GPIO5_GPIO, /* USB_IN */
+ GPIO32_GPIO, /* Pen IRQ */
+
+ GPIO7_GPIO, /* Jacket Detect */
+ GPIO14_GPIO, /* BAT0_CRG */
+ GPIO12_GPIO, /* BAT1_CRG */
+ GPIO17_GPIO, /* BAT0_LOW */
+ GPIO84_GPIO, /* BAT1_LOW */
+ GPIO38_GPIO, /* BAT_LOCK */
+
+ GPIO11_3_6MHz,
+ GPIO15_GPIO, /* TC6393XB IRQ */
+ GPIO18_RDY,
+ GPIO27_GPIO, /* LCD Sync */
+
+ /* MMC */
+ GPIO6_MMC_CLK,
+ GPIO8_MMC_CS0,
+ GPIO9_GPIO, /* Detect */
+ // GPIO10 nSD_INT
+
+ /* CF */
+ GPIO13_GPIO, /* CD_IRQ */
+ GPIO21_GPIO, /* Main Slot IRQ */
+ GPIO36_GPIO, /* Jacket Slot IRQ */
+ GPIO48_nPOE,
+ GPIO49_nPWE,
+ GPIO50_nPIOR,
+ GPIO51_nPIOW,
+ GPIO52_nPCE_1,
+ GPIO53_nPCE_2,
+ GPIO54_nPSKTSEL,
+ GPIO55_nPREG,
+ GPIO56_nPWAIT,
+ GPIO57_nIOIS16,
+
+ /* AC97 */
+ GPIO31_AC97_SYNC,
+ GPIO30_AC97_SDATA_OUT,
+ GPIO28_AC97_BITCLK,
+ GPIO29_AC97_SDATA_IN_0,
+ // GPIO79 nAUD_IRQ
+
+ /* FFUART */
+ GPIO34_FFUART_RXD,
+ GPIO35_FFUART_CTS,
+ GPIO37_FFUART_DSR,
+ GPIO39_FFUART_TXD,
+ GPIO40_FFUART_DTR,
+ GPIO41_FFUART_RTS,
+
+ /* BTUART */
+ GPIO42_BTUART_RXD,
+ GPIO43_BTUART_TXD,
+ GPIO44_BTUART_CTS,
+ GPIO45_BTUART_RTS,
+
+ /* IrDA */
+ GPIO46_STUART_RXD,
+ GPIO47_STUART_TXD,
+
+ /* Keybd */
+ GPIO58_GPIO,
+ GPIO59_GPIO,
+ GPIO60_GPIO,
+ GPIO61_GPIO,
+ GPIO62_GPIO,
+ GPIO63_GPIO,
+ GPIO64_GPIO,
+ GPIO65_GPIO,
+ GPIO66_GPIO,
+ GPIO67_GPIO,
+ GPIO68_GPIO,
+ GPIO69_GPIO,
+ GPIO70_GPIO,
+ GPIO71_GPIO,
+ GPIO72_GPIO,
+ GPIO73_GPIO,
+ GPIO74_GPIO,
+ GPIO75_GPIO,
+
+ /* SPI */
+ GPIO81_SSP2_CLK_OUT,
+ GPIO82_SSP2_FRM_OUT,
+ GPIO83_SSP2_TXD,
+};
+
/*
* SCOOP Device
*/
@@ -60,11 +167,10 @@ static struct resource tosa_scoop_resources[] = {
static struct scoop_config tosa_scoop_setup = {
.io_dir = TOSA_SCOOP_IO_DIR,
- .io_out = TOSA_SCOOP_IO_OUT,
-
+ .gpio_base = TOSA_SCOOP_GPIO_BASE,
};
-struct platform_device tosascoop_device = {
+static struct platform_device tosascoop_device = {
.name = "sharp-scoop",
.id = 0,
.dev = {
@@ -88,10 +194,10 @@ static struct resource tosa_scoop_jc_resources[] = {
static struct scoop_config tosa_scoop_jc_setup = {
.io_dir = TOSA_SCOOP_JC_IO_DIR,
- .io_out = TOSA_SCOOP_JC_IO_OUT,
+ .gpio_base = TOSA_SCOOP_JC_GPIO_BASE,
};
-struct platform_device tosascoop_jc_device = {
+static struct platform_device tosascoop_jc_device = {
.name = "sharp-scoop",
.id = 1,
.dev = {
@@ -118,50 +224,16 @@ static struct scoop_pcmcia_dev tosa_pcmcia_scoop[] = {
},
};
-static void tosa_pcmcia_init(void)
-{
- /* Setup default state of GPIO outputs
- before we enable them as outputs. */
- GPSR(GPIO48_nPOE) = GPIO_bit(GPIO48_nPOE) |
- GPIO_bit(GPIO49_nPWE) | GPIO_bit(GPIO50_nPIOR) |
- GPIO_bit(GPIO51_nPIOW) | GPIO_bit(GPIO52_nPCE_1) |
- GPIO_bit(GPIO53_nPCE_2);
-
- pxa_gpio_mode(GPIO48_nPOE_MD);
- pxa_gpio_mode(GPIO49_nPWE_MD);
- pxa_gpio_mode(GPIO50_nPIOR_MD);
- pxa_gpio_mode(GPIO51_nPIOW_MD);
- pxa_gpio_mode(GPIO55_nPREG_MD);
- pxa_gpio_mode(GPIO56_nPWAIT_MD);
- pxa_gpio_mode(GPIO57_nIOIS16_MD);
- pxa_gpio_mode(GPIO52_nPCE_1_MD);
- pxa_gpio_mode(GPIO53_nPCE_2_MD);
- pxa_gpio_mode(GPIO54_pSKTSEL_MD);
-}
-
static struct scoop_pcmcia_config tosa_pcmcia_config = {
.devs = &tosa_pcmcia_scoop[0],
.num_devs = 2,
- .pcmcia_init = tosa_pcmcia_init,
};
/*
* USB Device Controller
*/
-static void tosa_udc_command(int cmd)
-{
- switch(cmd) {
- case PXA2XX_UDC_CMD_CONNECT:
- set_scoop_gpio(&tosascoop_jc_device.dev,TOSA_SCOOP_JC_USB_PULLUP);
- break;
- case PXA2XX_UDC_CMD_DISCONNECT:
- reset_scoop_gpio(&tosascoop_jc_device.dev,TOSA_SCOOP_JC_USB_PULLUP);
- break;
- }
-}
-
static struct pxa2xx_udc_mach_info udc_info __initdata = {
- .udc_command = tosa_udc_command,
+ .gpio_pullup = TOSA_GPIO_USB_PULLUP,
.gpio_vbus = TOSA_GPIO_USB_IN,
.gpio_vbus_inverted = 1,
};
@@ -175,19 +247,44 @@ static int tosa_mci_init(struct device *dev, irq_handler_t tosa_detect_int, void
{
int err;
- /* setup GPIO for PXA25x MMC controller */
- pxa_gpio_mode(GPIO6_MMCCLK_MD);
- pxa_gpio_mode(GPIO8_MMCCS0_MD);
- pxa_gpio_mode(TOSA_GPIO_nSD_DETECT | GPIO_IN);
-
tosa_mci_platform_data.detect_delay = msecs_to_jiffies(250);
err = request_irq(TOSA_IRQ_GPIO_nSD_DETECT, tosa_detect_int,
IRQF_DISABLED | IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING,
"MMC/SD card detect", data);
- if (err)
+ if (err) {
printk(KERN_ERR "tosa_mci_init: MMC/SD: can't request MMC card detect IRQ\n");
+ goto err_irq;
+ }
+ err = gpio_request(TOSA_GPIO_SD_WP, "sd_wp");
+ if (err) {
+ printk(KERN_ERR "tosa_mci_init: can't request SD_WP gpio\n");
+ goto err_gpio_wp;
+ }
+ err = gpio_direction_input(TOSA_GPIO_SD_WP);
+ if (err)
+ goto err_gpio_wp_dir;
+
+ err = gpio_request(TOSA_GPIO_PWR_ON, "sd_pwr");
+ if (err) {
+ printk(KERN_ERR "tosa_mci_init: can't request SD_PWR gpio\n");
+ goto err_gpio_pwr;
+ }
+ err = gpio_direction_output(TOSA_GPIO_PWR_ON, 0);
+ if (err)
+ goto err_gpio_pwr_dir;
+
+ return 0;
+
+err_gpio_pwr_dir:
+ gpio_free(TOSA_GPIO_PWR_ON);
+err_gpio_pwr:
+err_gpio_wp_dir:
+ gpio_free(TOSA_GPIO_SD_WP);
+err_gpio_wp:
+ free_irq(TOSA_IRQ_GPIO_nSD_DETECT, data);
+err_irq:
return err;
}
@@ -196,19 +293,21 @@ static void tosa_mci_setpower(struct device *dev, unsigned int vdd)
struct pxamci_platform_data* p_d = dev->platform_data;
if (( 1 << vdd) & p_d->ocr_mask) {
- set_scoop_gpio(&tosascoop_device.dev,TOSA_SCOOP_PWR_ON);
+ gpio_set_value(TOSA_GPIO_PWR_ON, 1);
} else {
- reset_scoop_gpio(&tosascoop_device.dev,TOSA_SCOOP_PWR_ON);
+ gpio_set_value(TOSA_GPIO_PWR_ON, 0);
}
}
static int tosa_mci_get_ro(struct device *dev)
{
- return (read_scoop_reg(&tosascoop_device.dev, SCOOP_GPWR)&TOSA_SCOOP_SD_WP);
+ return gpio_get_value(TOSA_GPIO_SD_WP);
}
static void tosa_mci_exit(struct device *dev, void *data)
{
+ gpio_free(TOSA_GPIO_PWR_ON);
+ gpio_free(TOSA_GPIO_SD_WP);
free_irq(TOSA_IRQ_GPIO_nSD_DETECT, data);
}
@@ -223,21 +322,36 @@ static struct pxamci_platform_data tosa_mci_platform_data = {
/*
* Irda
*/
-static void tosa_irda_transceiver_mode(struct device *dev, int mode)
+static int tosa_irda_startup(struct device *dev)
{
- if (mode & IR_OFF) {
- reset_scoop_gpio(&tosascoop_device.dev,TOSA_SCOOP_IR_POWERDWN);
- pxa_gpio_mode(GPIO47_STTXD|GPIO_DFLT_LOW);
- pxa_gpio_mode(GPIO47_STTXD|GPIO_OUT);
- } else {
- pxa_gpio_mode(GPIO47_STTXD_MD);
- set_scoop_gpio(&tosascoop_device.dev,TOSA_SCOOP_IR_POWERDWN);
+ int ret;
+
+ ret = gpio_request(TOSA_GPIO_IR_POWERDWN, "IrDA powerdown");
+ if (ret)
+ return ret;
+
+ ret = gpio_direction_output(TOSA_GPIO_IR_POWERDWN, 0);
+ if (ret)
+ gpio_free(TOSA_GPIO_IR_POWERDWN);
+
+ return ret;
}
+
+static void tosa_irda_shutdown(struct device *dev)
+{
+ gpio_free(TOSA_GPIO_IR_POWERDWN);
+}
+
+static void tosa_irda_transceiver_mode(struct device *dev, int mode)
+{
+ gpio_set_value(TOSA_GPIO_IR_POWERDWN, !(mode & IR_OFF));
}
static struct pxaficp_platform_data tosa_ficp_platform_data = {
.transceiver_cap = IR_SIRMODE | IR_OFF,
.transceiver_mode = tosa_irda_transceiver_mode,
+ .startup = tosa_irda_startup,
+ .shutdown = tosa_irda_shutdown,
};
/*
@@ -249,12 +363,28 @@ static struct platform_device tosakbd_device = {
};
static struct gpio_keys_button tosa_gpio_keys[] = {
+ /*
+ * Two following keys are directly tied to "ON" button of tosa. Why?
+ * The first one can be used as a wakeup source, the second can't;
+ * also the first one is OR of ac_powered and on_button.
+ */
+ {
+ .type = EV_PWR,
+ .code = KEY_RESERVED,
+ .gpio = TOSA_GPIO_POWERON,
+ .desc = "Poweron",
+ .wakeup = 1,
+ .active_low = 1,
+ },
{
.type = EV_PWR,
.code = KEY_SUSPEND,
.gpio = TOSA_GPIO_ON_KEY,
.desc = "On key",
- .wakeup = 1,
+ /*
+ * can't be used as wakeup
+ * .wakeup = 1,
+ */
.active_low = 1,
},
{
@@ -291,9 +421,40 @@ static struct platform_device tosa_gpio_keys_device = {
/*
* Tosa LEDs
*/
+static struct gpio_led tosa_gpio_leds[] = {
+ {
+ .name = "tosa:amber:charge",
+ .default_trigger = "main-battery-charging",
+ .gpio = TOSA_GPIO_CHRG_ERR_LED,
+ },
+ {
+ .name = "tosa:green:mail",
+ .default_trigger = "nand-disk",
+ .gpio = TOSA_GPIO_NOTE_LED,
+ },
+ {
+ .name = "tosa:dual:wlan",
+ .default_trigger = "none",
+ .gpio = TOSA_GPIO_WLAN_LED,
+ },
+ {
+ .name = "tosa:blue:bluetooth",
+ .default_trigger = "none",
+ .gpio = TOSA_GPIO_BT_LED,
+ },
+};
+
+static struct gpio_led_platform_data tosa_gpio_leds_platform_data = {
+ .leds = tosa_gpio_leds,
+ .num_leds = ARRAY_SIZE(tosa_gpio_leds),
+};
+
static struct platform_device tosaled_device = {
- .name = "tosa-led",
- .id = -1,
+ .name = "leds-gpio",
+ .id = -1,
+ .dev = {
+ .platform_data = &tosa_gpio_leds_platform_data,
+ },
};
static struct platform_device *devices[] __initdata = {
@@ -326,20 +487,13 @@ static void tosa_restart(char mode)
static void __init tosa_init(void)
{
+ pxa2xx_mfp_config(ARRAY_AND_SIZE(tosa_pin_config));
+ gpio_set_wake(MFP_PIN_GPIO1, 1);
+ /* We can't pass to gpio-keys since it will drop the Reset altfunc */
+
pm_power_off = tosa_poweroff;
arm_pm_restart = tosa_restart;
- pxa_gpio_mode(TOSA_GPIO_ON_RESET | GPIO_IN);
- pxa_gpio_mode(TOSA_GPIO_TC6393_INT | GPIO_IN);
- pxa_gpio_mode(TOSA_GPIO_USB_IN | GPIO_IN);
-
- /* setup sleep mode values */
- PWER = 0x00000002;
- PFER = 0x00000000;
- PRER = 0x00000002;
- PGSR0 = 0x00000000;
- PGSR1 = 0x00FF0002;
- PGSR2 = 0x00014000;
PCFR |= PCFR_OPDE;
/* enable batt_fault */
@@ -348,6 +502,7 @@ static void __init tosa_init(void)
pxa_set_mci_info(&tosa_mci_platform_data);
pxa_set_udc_info(&udc_info);
pxa_set_ficp_info(&tosa_ficp_platform_data);
+ pxa_set_i2c_info(NULL);
platform_scoop_config = &tosa_pcmcia_config;
platform_add_devices(devices, ARRAY_SIZE(devices));
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