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Merge branch 'for-rmk' of git://git.kernel.org/pub/scm/linux/kernel/g…
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…it/ycmiao/pxa-linux-2.6
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Russell King authored and Russell King committed Nov 27, 2008
2 parents 487ff32 + a730b32 commit af38d90
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Showing 3 changed files with 120 additions and 33 deletions.
2 changes: 1 addition & 1 deletion arch/arm/configs/corgi_defconfig
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Original file line number Diff line number Diff line change
Expand Up @@ -179,7 +179,7 @@ CONFIG_MACH_HUSKY=y
# CONFIG_MACH_AKITA is not set
# CONFIG_MACH_SPITZ is not set
# CONFIG_MACH_BORZOI is not set
CONFIG_MACH_TOSA=y
# CONFIG_MACH_TOSA is not set
# CONFIG_ARCH_VIPER is not set
# CONFIG_ARCH_PXA_ESERIES is not set
# CONFIG_TRIZEPS_PXA is not set
Expand Down
150 changes: 118 additions & 32 deletions arch/arm/mach-pxa/palmtx.c
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Original file line number Diff line number Diff line change
Expand Up @@ -56,6 +56,9 @@ static unsigned long palmtx_pin_config[] __initdata = {
GPIO110_MMC_DAT_2,
GPIO111_MMC_DAT_3,
GPIO112_MMC_CMD,
GPIO14_GPIO, /* SD detect */
GPIO114_GPIO, /* SD power */
GPIO115_GPIO, /* SD r/o switch */

/* AC97 */
GPIO28_AC97_BITCLK,
Expand All @@ -64,14 +67,16 @@ static unsigned long palmtx_pin_config[] __initdata = {
GPIO31_AC97_SYNC,

/* IrDA */
GPIO40_GPIO, /* ir disable */
GPIO46_FICP_RXD,
GPIO47_FICP_TXD,

/* PWM */
GPIO16_PWM0_OUT,

/* USB */
GPIO13_GPIO,
GPIO13_GPIO, /* usb detect */
GPIO95_GPIO, /* usb power */

/* PCMCIA */
GPIO48_nPOE,
Expand All @@ -84,6 +89,45 @@ static unsigned long palmtx_pin_config[] __initdata = {
GPIO55_nPREG,
GPIO56_nPWAIT,
GPIO57_nIOIS16,
GPIO94_GPIO, /* wifi power 1 */
GPIO108_GPIO, /* wifi power 2 */
GPIO116_GPIO, /* wifi ready */

/* MATRIX KEYPAD */
GPIO100_KP_MKIN_0,
GPIO101_KP_MKIN_1,
GPIO102_KP_MKIN_2,
GPIO97_KP_MKIN_3,
GPIO103_KP_MKOUT_0,
GPIO104_KP_MKOUT_1,
GPIO105_KP_MKOUT_2,

/* LCD */
GPIO58_LCD_LDD_0,
GPIO59_LCD_LDD_1,
GPIO60_LCD_LDD_2,
GPIO61_LCD_LDD_3,
GPIO62_LCD_LDD_4,
GPIO63_LCD_LDD_5,
GPIO64_LCD_LDD_6,
GPIO65_LCD_LDD_7,
GPIO66_LCD_LDD_8,
GPIO67_LCD_LDD_9,
GPIO68_LCD_LDD_10,
GPIO69_LCD_LDD_11,
GPIO70_LCD_LDD_12,
GPIO71_LCD_LDD_13,
GPIO72_LCD_LDD_14,
GPIO73_LCD_LDD_15,
GPIO74_LCD_FCLK,
GPIO75_LCD_LCLK,
GPIO76_LCD_PCLK,
GPIO77_LCD_BIAS,

/* MISC. */
GPIO10_GPIO, /* hotsync button */
GPIO12_GPIO, /* power detect */
GPIO107_GPIO, /* earphone detect */
};

/******************************************************************************
Expand All @@ -95,40 +139,58 @@ static int palmtx_mci_init(struct device *dev, irq_handler_t palmtx_detect_int,
int err = 0;

/* Setup an interrupt for detecting card insert/remove events */
err = request_irq(IRQ_GPIO_PALMTX_SD_DETECT_N, palmtx_detect_int,
IRQF_DISABLED | IRQF_SAMPLE_RANDOM |
err = gpio_request(GPIO_NR_PALMTX_SD_DETECT_N, "SD IRQ");
if (err)
goto err;
err = gpio_direction_input(GPIO_NR_PALMTX_SD_DETECT_N);
if (err)
goto err2;
err = request_irq(gpio_to_irq(GPIO_NR_PALMTX_SD_DETECT_N),
palmtx_detect_int, IRQF_DISABLED | IRQF_SAMPLE_RANDOM |
IRQF_TRIGGER_FALLING | IRQF_TRIGGER_RISING,
"SD/MMC card detect", data);
if (err) {
printk(KERN_ERR "%s: cannot request SD/MMC card detect IRQ\n",
__func__);
return err;
goto err2;
}

err = gpio_request(GPIO_NR_PALMTX_SD_POWER, "SD_POWER");
if (err)
goto pwr_err;
goto err3;
err = gpio_direction_output(GPIO_NR_PALMTX_SD_POWER, 0);
if (err)
goto err4;

err = gpio_request(GPIO_NR_PALMTX_SD_READONLY, "SD_READONLY");
if (err)
goto ro_err;
goto err4;
err = gpio_direction_input(GPIO_NR_PALMTX_SD_READONLY);
if (err)
goto err5;

printk(KERN_DEBUG "%s: irq registered\n", __func__);

return 0;

ro_err:
err5:
gpio_free(GPIO_NR_PALMTX_SD_READONLY);
err4:
gpio_free(GPIO_NR_PALMTX_SD_POWER);
pwr_err:
free_irq(IRQ_GPIO_PALMTX_SD_DETECT_N, data);
err3:
free_irq(gpio_to_irq(GPIO_NR_PALMTX_SD_DETECT_N), data);
err2:
gpio_free(GPIO_NR_PALMTX_SD_DETECT_N);
err:
return err;
}

static void palmtx_mci_exit(struct device *dev, void *data)
{
gpio_free(GPIO_NR_PALMTX_SD_READONLY);
gpio_free(GPIO_NR_PALMTX_SD_POWER);
free_irq(IRQ_GPIO_PALMTX_SD_DETECT_N, data);
free_irq(gpio_to_irq(GPIO_NR_PALMTX_SD_DETECT_N), data);
gpio_free(GPIO_NR_PALMTX_SD_DETECT_N);
}

static void palmtx_mci_power(struct device *dev, unsigned int vdd)
Expand Down Expand Up @@ -167,7 +229,6 @@ static unsigned int palmtx_matrix_keys[] = {

KEY(3, 0, KEY_RIGHT),
KEY(3, 2, KEY_LEFT),

};

static struct pxa27x_keypad_platform_data palmtx_keypad_platform_data = {
Expand Down Expand Up @@ -209,11 +270,19 @@ static int palmtx_backlight_init(struct device *dev)
ret = gpio_request(GPIO_NR_PALMTX_BL_POWER, "BL POWER");
if (ret)
goto err;
ret = gpio_direction_output(GPIO_NR_PALMTX_BL_POWER, 0);
if (ret)
goto err2;
ret = gpio_request(GPIO_NR_PALMTX_LCD_POWER, "LCD POWER");
if (ret)
goto err2;
ret = gpio_direction_output(GPIO_NR_PALMTX_LCD_POWER, 0);
if (ret)
goto err3;

return 0;
err3:
gpio_free(GPIO_NR_PALMTX_LCD_POWER);
err2:
gpio_free(GPIO_NR_PALMTX_BL_POWER);
err:
Expand Down Expand Up @@ -254,31 +323,45 @@ static struct platform_device palmtx_backlight = {
/******************************************************************************
* IrDA
******************************************************************************/
static int palmtx_irda_startup(struct device *dev)
{
int err;
err = gpio_request(GPIO_NR_PALMTX_IR_DISABLE, "IR DISABLE");
if (err)
goto err;
err = gpio_direction_output(GPIO_NR_PALMTX_IR_DISABLE, 1);
if (err)
gpio_free(GPIO_NR_PALMTX_IR_DISABLE);
err:
return err;
}

static void palmtx_irda_shutdown(struct device *dev)
{
gpio_free(GPIO_NR_PALMTX_IR_DISABLE);
}

static void palmtx_irda_transceiver_mode(struct device *dev, int mode)
{
gpio_set_value(GPIO_NR_PALMTX_IR_DISABLE, mode & IR_OFF);
pxa2xx_transceiver_mode(dev, mode);
}

static struct pxaficp_platform_data palmtx_ficp_platform_data = {
.startup = palmtx_irda_startup,
.shutdown = palmtx_irda_shutdown,
.transceiver_cap = IR_SIRMODE | IR_FIRMODE | IR_OFF,
.transceiver_mode = palmtx_irda_transceiver_mode,
};

/******************************************************************************
* UDC
******************************************************************************/
static void palmtx_udc_command(int cmd)
{
gpio_set_value(GPIO_NR_PALMTX_USB_POWER, !cmd);
udelay(50);
gpio_set_value(GPIO_NR_PALMTX_USB_PULLUP, !cmd);
}

static struct pxa2xx_udc_mach_info palmtx_udc_info __initdata = {
.gpio_vbus = GPIO_NR_PALMTX_USB_DETECT_N,
.gpio_vbus_inverted = 1,
.udc_command = palmtx_udc_command,
.gpio_pullup = GPIO_NR_PALMTX_USB_POWER,
.gpio_pullup_inverted = 0,
};

/******************************************************************************
Expand All @@ -290,17 +373,16 @@ static int power_supply_init(struct device *dev)

ret = gpio_request(GPIO_NR_PALMTX_POWER_DETECT, "CABLE_STATE_AC");
if (ret)
goto err_cs_ac;

ret = gpio_request(GPIO_NR_PALMTX_USB_DETECT_N, "CABLE_STATE_USB");
goto err1;
ret = gpio_direction_input(GPIO_NR_PALMTX_POWER_DETECT);
if (ret)
goto err_cs_usb;
goto err2;

return 0;

err_cs_usb:
err2:
gpio_free(GPIO_NR_PALMTX_POWER_DETECT);
err_cs_ac:
err1:
return ret;
}

Expand All @@ -309,14 +391,8 @@ static int palmtx_is_ac_online(void)
return gpio_get_value(GPIO_NR_PALMTX_POWER_DETECT);
}

static int palmtx_is_usb_online(void)
{
return !gpio_get_value(GPIO_NR_PALMTX_USB_DETECT_N);
}

static void power_supply_exit(struct device *dev)
{
gpio_free(GPIO_NR_PALMTX_USB_DETECT_N);
gpio_free(GPIO_NR_PALMTX_POWER_DETECT);
}

Expand All @@ -327,7 +403,6 @@ static char *palmtx_supplicants[] = {
static struct pda_power_pdata power_supply_info = {
.init = power_supply_init,
.is_ac_online = palmtx_is_ac_online,
.is_usb_online = palmtx_is_usb_online,
.exit = power_supply_exit,
.supplied_to = palmtx_supplicants,
.num_supplicants = ARRAY_SIZE(palmtx_supplicants),
Expand Down Expand Up @@ -410,12 +485,23 @@ static void __init palmtx_map_io(void)
iotable_init(palmtx_io_desc, ARRAY_SIZE(palmtx_io_desc));
}

/* setup udc GPIOs initial state */
static void __init palmtx_udc_init(void)
{
if (!gpio_request(GPIO_NR_PALMTX_USB_POWER, "UDC Vbus")) {
gpio_direction_output(GPIO_NR_PALMTX_USB_POWER, 1);
gpio_free(GPIO_NR_PALMTX_USB_POWER);
}
}


static void __init palmtx_init(void)
{
pxa2xx_mfp_config(ARRAY_AND_SIZE(palmtx_pin_config));

set_pxa_fb_info(&palmtx_lcd_screen);
pxa_set_mci_info(&palmtx_mci_platform_data);
palmtx_udc_init();
pxa_set_udc_info(&palmtx_udc_info);
pxa_set_ac97_info(NULL);
pxa_set_ficp_info(&palmtx_ficp_platform_data);
Expand Down
1 change: 1 addition & 0 deletions arch/arm/mach-pxa/pcm990-baseboard.c
View file
Original file line number Diff line number Diff line change
Expand Up @@ -385,6 +385,7 @@ static struct soc_camera_link iclink[] = {
.gpio = NR_BUILTIN_GPIO + 1,
}, {
.bus_id = 0, /* Must match with the camera ID above */
.gpio = -ENXIO,
}
};

Expand Down

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