diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-07-25 12:38:42 -0700 |
---|---|---|
committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-07-25 12:38:42 -0700 |
commit | ae4c42e4e4d76d003f8ca551fe1aef93ff9a4b21 (patch) | |
tree | 2bff2e4f4456077e7d7c589c8c28824f12dfa21c /arch/arm/mach-pxa | |
parent | dd58ecba48edf14be1a5f70120fcd3002277a74a (diff) | |
parent | ab2a0e0d135490729e384c1826d118f92e88cae8 (diff) |
Merge branch 'next/cleanup' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/linux-arm-soc
* 'next/cleanup' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/linux-arm-soc: (133 commits)
ARM: EXYNOS4: Change devname for FIMD clkdev
ARM: S3C64XX: Cleanup mach/regs-fb.h from mach-s3c64xx
ARM: S5PV210: Cleanup mach/regs-fb.h from mach-s5pv210
ARM: S5PC100: Cleanup mach/regs-fb.h from mach-s5pc100
ARM: S3C24XX: Use generic s3c_set_platdata for devices
ARM: S3C64XX: Use generic s3c_set_platdata for OneNAND
ARM: SAMSUNG: Use generic s3c_set_platdata for NAND
ARM: SAMSUNG: Use generic s3c_set_platdata for USB OHCI
ARM: SAMSUNG: Use generic s3c_set_platdata for HWMON
ARM: SAMSUNG: Use generic s3c_set_platdata for FB
ARM: SAMSUNG: Use generic s3c_set_platdata for TS
ARM: S3C64XX: Add PWM backlight support on SMDK6410
ARM: S5P64X0: Add PWM backlight support on SMDK6450
ARM: S5P64X0: Add PWM backlight support on SMDK6440
ARM: S5PC100: Add PWM backlight support on SMDKC100
ARM: S5PV210: Add PWM backlight support on SMDKV210
ARM: EXYNOS4: Add PWM backlight support on SMDKC210
ARM: EXYNOS4: Add PWM backlight support on SMDKV310
ARM: SAMSUNG: Create a common infrastructure for PWM backlight support
clocksource: convert 32-bit down counting clocksource on S5PV210/S5P64X0
...
Fix up trivial conflict in arch/arm/mach-imx/mach-scb9328.c
Diffstat (limited to 'arch/arm/mach-pxa')
-rw-r--r-- | arch/arm/mach-pxa/cm-x300.c | 58 | ||||
-rw-r--r-- | arch/arm/mach-pxa/hx4700.c | 70 | ||||
-rw-r--r-- | arch/arm/mach-pxa/include/mach/magician.h | 3 | ||||
-rw-r--r-- | arch/arm/mach-pxa/magician.c | 57 | ||||
-rw-r--r-- | arch/arm/mach-pxa/mioa701.c | 70 | ||||
-rw-r--r-- | arch/arm/mach-pxa/saarb.c | 2 |
6 files changed, 87 insertions, 173 deletions
diff --git a/arch/arm/mach-pxa/cm-x300.c b/arch/arm/mach-pxa/cm-x300.c index b2248e76ec8..b199596f9c3 100644 --- a/arch/arm/mach-pxa/cm-x300.c +++ b/arch/arm/mach-pxa/cm-x300.c @@ -12,6 +12,7 @@ * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ +#define pr_fmt(fmt) "%s: " fmt, __func__ #include <linux/module.h> #include <linux/kernel.h> @@ -161,10 +162,10 @@ static mfp_cfg_t cm_x3xx_mfp_cfg[] __initdata = { GPIO99_GPIO, /* Ethernet IRQ */ /* RTC GPIOs */ - GPIO95_GPIO, /* RTC CS */ - GPIO96_GPIO, /* RTC WR */ - GPIO97_GPIO, /* RTC RD */ - GPIO98_GPIO, /* RTC IO */ + GPIO95_GPIO | MFP_LPM_DRIVE_HIGH, /* RTC CS */ + GPIO96_GPIO | MFP_LPM_DRIVE_HIGH, /* RTC WR */ + GPIO97_GPIO | MFP_LPM_DRIVE_HIGH, /* RTC RD */ + GPIO98_GPIO, /* RTC IO */ /* Standard I2C */ GPIO21_I2C_SCL, @@ -484,14 +485,13 @@ static int cm_x300_ulpi_phy_reset(void) int err; /* reset the PHY */ - err = gpio_request(GPIO_ULPI_PHY_RST, "ulpi reset"); + err = gpio_request_one(GPIO_ULPI_PHY_RST, GPIOF_OUT_INIT_LOW, + "ulpi reset"); if (err) { - pr_err("%s: failed to request ULPI reset GPIO: %d\n", - __func__, err); + pr_err("failed to request ULPI reset GPIO: %d\n", err); return err; } - gpio_direction_output(GPIO_ULPI_PHY_RST, 0); msleep(10); gpio_set_value(GPIO_ULPI_PHY_RST, 1); msleep(10); @@ -510,8 +510,7 @@ static inline int cm_x300_u2d_init(struct device *dev) pout_clk = clk_get(NULL, "CLK_POUT"); if (IS_ERR(pout_clk)) { err = PTR_ERR(pout_clk); - pr_err("%s: failed to get CLK_POUT: %d\n", - __func__, err); + pr_err("failed to get CLK_POUT: %d\n", err); return err; } clk_enable(pout_clk); @@ -768,39 +767,36 @@ static void __init cm_x300_init_da9030(void) irq_set_irq_wake(IRQ_WAKEUP0, 1); } +/* wi2wi gpio setting for system_rev >= 130 */ +static struct gpio cm_x300_wi2wi_gpios[] __initdata = { + { 71, GPIOF_OUT_INIT_HIGH, "wlan en" }, + { 70, GPIOF_OUT_INIT_HIGH, "bt reset" }, +}; + static void __init cm_x300_init_wi2wi(void) { int bt_reset, wlan_en; int err; if (system_rev < 130) { - wlan_en = 77; - bt_reset = 78; - } else { - wlan_en = 71; - bt_reset = 70; + cm_x300_wi2wi_gpios[0].gpio = 77; /* wlan en */ + cm_x300_wi2wi_gpios[1].gpio = 78; /* bt reset */ } /* Libertas and CSR reset */ - err = gpio_request(wlan_en, "wlan en"); + err = gpio_request_array(ARRAY_AND_SIZE(cm_x300_wi2wi_gpios)); if (err) { - pr_err("CM-X300: failed to request wlan en gpio: %d\n", err); - } else { - gpio_direction_output(wlan_en, 1); - gpio_free(wlan_en); + pr_err("failed to request wifi/bt gpios: %d\n", err); + return; } - err = gpio_request(bt_reset, "bt reset"); - if (err) { - pr_err("CM-X300: failed to request bt reset gpio: %d\n", err); - } else { - gpio_direction_output(bt_reset, 1); - udelay(10); - gpio_set_value(bt_reset, 0); - udelay(10); - gpio_set_value(bt_reset, 1); - gpio_free(bt_reset); - } + udelay(10); + gpio_set_value(bt_reset, 0); + udelay(10); + gpio_set_value(bt_reset, 1); + + gpio_free(wlan_en); + gpio_free(bt_reset); } /* MFP */ diff --git a/arch/arm/mach-pxa/hx4700.c b/arch/arm/mach-pxa/hx4700.c index f941a495a4a..99960a1814e 100644 --- a/arch/arm/mach-pxa/hx4700.c +++ b/arch/arm/mach-pxa/hx4700.c @@ -135,42 +135,6 @@ static unsigned long hx4700_pin_config[] __initdata = { GPIO66_GPIO, /* nSDIO_IRQ */ }; -#define HX4700_GPIO_IN(num, _desc) \ - { .gpio = (num), .dir = 0, .desc = (_desc) } -#define HX4700_GPIO_OUT(num, _init, _desc) \ - { .gpio = (num), .dir = 1, .init = (_init), .desc = (_desc) } -struct gpio_ress { - unsigned gpio : 8; - unsigned dir : 1; - unsigned init : 1; - char *desc; -}; - -static int hx4700_gpio_request(struct gpio_ress *gpios, int size) -{ - int i, rc = 0; - int gpio; - int dir; - - for (i = 0; (!rc) && (i < size); i++) { - gpio = gpios[i].gpio; - dir = gpios[i].dir; - rc = gpio_request(gpio, gpios[i].desc); - if (rc) { - pr_err("Error requesting GPIO %d(%s) : %d\n", - gpio, gpios[i].desc, rc); - continue; - } - if (dir) - gpio_direction_output(gpio, gpios[i].init); - else - gpio_direction_input(gpio); - } - while ((rc) && (--i >= 0)) - gpio_free(gpios[i].gpio); - return rc; -} - /* * IRDA */ @@ -829,26 +793,30 @@ static struct platform_device *devices[] __initdata = { &pcmcia, }; -static struct gpio_ress global_gpios[] = { - HX4700_GPIO_IN(GPIO12_HX4700_ASIC3_IRQ, "ASIC3_IRQ"), - HX4700_GPIO_IN(GPIO13_HX4700_W3220_IRQ, "W3220_IRQ"), - HX4700_GPIO_IN(GPIO14_HX4700_nWLAN_IRQ, "WLAN_IRQ"), - HX4700_GPIO_OUT(GPIO59_HX4700_LCD_PC1, 1, "LCD_PC1"), - HX4700_GPIO_OUT(GPIO62_HX4700_LCD_nRESET, 1, "LCD_RESET"), - HX4700_GPIO_OUT(GPIO70_HX4700_LCD_SLIN1, 1, "LCD_SLIN1"), - HX4700_GPIO_OUT(GPIO84_HX4700_LCD_SQN, 1, "LCD_SQN"), - HX4700_GPIO_OUT(GPIO110_HX4700_LCD_LVDD_3V3_ON, 1, "LCD_LVDD"), - HX4700_GPIO_OUT(GPIO111_HX4700_LCD_AVDD_3V3_ON, 1, "LCD_AVDD"), - HX4700_GPIO_OUT(GPIO32_HX4700_RS232_ON, 1, "RS232_ON"), - HX4700_GPIO_OUT(GPIO71_HX4700_ASIC3_nRESET, 1, "ASIC3_nRESET"), - HX4700_GPIO_OUT(GPIO82_HX4700_EUART_RESET, 1, "EUART_RESET"), - HX4700_GPIO_OUT(GPIO105_HX4700_nIR_ON, 1, "nIR_EN"), +static struct gpio global_gpios[] = { + { GPIO12_HX4700_ASIC3_IRQ, GPIOF_IN, "ASIC3_IRQ" }, + { GPIO13_HX4700_W3220_IRQ, GPIOF_IN, "W3220_IRQ" }, + { GPIO14_HX4700_nWLAN_IRQ, GPIOF_IN, "WLAN_IRQ" }, + { GPIO59_HX4700_LCD_PC1, GPIOF_OUT_INIT_HIGH, "LCD_PC1" }, + { GPIO62_HX4700_LCD_nRESET, GPIOF_OUT_INIT_HIGH, "LCD_RESET" }, + { GPIO70_HX4700_LCD_SLIN1, GPIOF_OUT_INIT_HIGH, "LCD_SLIN1" }, + { GPIO84_HX4700_LCD_SQN, GPIOF_OUT_INIT_HIGH, "LCD_SQN" }, + { GPIO110_HX4700_LCD_LVDD_3V3_ON, GPIOF_OUT_INIT_HIGH, "LCD_LVDD" }, + { GPIO111_HX4700_LCD_AVDD_3V3_ON, GPIOF_OUT_INIT_HIGH, "LCD_AVDD" }, + { GPIO32_HX4700_RS232_ON, GPIOF_OUT_INIT_HIGH, "RS232_ON" }, + { GPIO71_HX4700_ASIC3_nRESET, GPIOF_OUT_INIT_HIGH, "ASIC3_nRESET" }, + { GPIO82_HX4700_EUART_RESET, GPIOF_OUT_INIT_HIGH, "EUART_RESET" }, + { GPIO105_HX4700_nIR_ON, GPIOF_OUT_INIT_HIGH, "nIR_EN" }, }; static void __init hx4700_init(void) { + int ret; + pxa2xx_mfp_config(ARRAY_AND_SIZE(hx4700_pin_config)); - hx4700_gpio_request(ARRAY_AND_SIZE(global_gpios)); + ret = gpio_request_array(ARRAY_AND_SIZE(global_gpios)); + if (ret) + pr_err ("hx4700: Failed to request GPIOs.\n"); pxa_set_ffuart_info(NULL); pxa_set_btuart_info(NULL); diff --git a/arch/arm/mach-pxa/include/mach/magician.h b/arch/arm/mach-pxa/include/mach/magician.h index 0a2efcf7947..7cbfc5d3f9d 100644 --- a/arch/arm/mach-pxa/include/mach/magician.h +++ b/arch/arm/mach-pxa/include/mach/magician.h @@ -12,6 +12,7 @@ #ifndef _MAGICIAN_H_ #define _MAGICIAN_H_ +#include <linux/gpio.h> #include <mach/irqs.h> /* @@ -77,7 +78,7 @@ * CPLD EGPIOs */ -#define MAGICIAN_EGPIO_BASE 0x80 /* GPIO_BOARD_START */ +#define MAGICIAN_EGPIO_BASE NR_BUILTIN_GPIO #define MAGICIAN_EGPIO(reg,bit) \ (MAGICIAN_EGPIO_BASE + 8*reg + bit) diff --git a/arch/arm/mach-pxa/magician.c b/arch/arm/mach-pxa/magician.c index e1920572948..0e42798942f 100644 --- a/arch/arm/mach-pxa/magician.c +++ b/arch/arm/mach-pxa/magician.c @@ -344,22 +344,14 @@ static struct pxafb_mach_info samsung_info = { * Backlight */ +static struct gpio magician_bl_gpios[] = { + { EGPIO_MAGICIAN_BL_POWER, GPIOF_DIR_OUT, "Backlight power" }, + { EGPIO_MAGICIAN_BL_POWER2, GPIOF_DIR_OUT, "Backlight power 2" }, +}; + static int magician_backlight_init(struct device *dev) { - int ret; - - ret = gpio_request(EGPIO_MAGICIAN_BL_POWER, "BL_POWER"); - if (ret) - goto err; - ret = gpio_request(EGPIO_MAGICIAN_BL_POWER2, "BL_POWER2"); - if (ret) - goto err2; - return 0; - -err2: - gpio_free(EGPIO_MAGICIAN_BL_POWER); -err: - return ret; + return gpio_request_array(ARRAY_AND_SIZE(magician_bl_gpios)); } static int magician_backlight_notify(struct device *dev, int brightness) @@ -376,8 +368,7 @@ static int magician_backlight_notify(struct device *dev, int brightness) static void magician_backlight_exit(struct device *dev) { - gpio_free(EGPIO_MAGICIAN_BL_POWER); - gpio_free(EGPIO_MAGICIAN_BL_POWER2); + gpio_free_array(ARRAY_AND_SIZE(magician_bl_gpios)); } static struct platform_pwm_backlight_data backlight_data = { @@ -712,16 +703,25 @@ static struct platform_device *devices[] __initdata = { &leds_gpio, }; +static struct gpio magician_global_gpios[] = { + { GPIO13_MAGICIAN_CPLD_IRQ, GPIOF_IN, "CPLD_IRQ" }, + { GPIO107_MAGICIAN_DS1WM_IRQ, GPIOF_IN, "DS1WM_IRQ" }, + { GPIO104_MAGICIAN_LCD_POWER_1, GPIOF_OUT_INIT_LOW, "LCD power 1" }, + { GPIO105_MAGICIAN_LCD_POWER_2, GPIOF_OUT_INIT_LOW, "LCD power 2" }, + { GPIO106_MAGICIAN_LCD_POWER_3, GPIOF_OUT_INIT_LOW, "LCD power 3" }, + { GPIO83_MAGICIAN_nIR_EN, GPIOF_OUT_INIT_HIGH, "nIR_EN" }, +}; + static void __init magician_init(void) { void __iomem *cpld; int lcd_select; int err; - gpio_request(GPIO13_MAGICIAN_CPLD_IRQ, "CPLD_IRQ"); - gpio_request(GPIO107_MAGICIAN_DS1WM_IRQ, "DS1WM_IRQ"); - pxa2xx_mfp_config(ARRAY_AND_SIZE(magician_pin_config)); + err = gpio_request_array(ARRAY_AND_SIZE(magician_global_gpios)); + if (err) + pr_err("magician: Failed to request GPIOs: %d\n", err); pxa_set_ffuart_info(NULL); pxa_set_btuart_info(NULL); @@ -729,11 +729,7 @@ static void __init magician_init(void) platform_add_devices(ARRAY_AND_SIZE(devices)); - err = gpio_request(GPIO83_MAGICIAN_nIR_EN, "nIR_EN"); - if (!err) { - gpio_direction_output(GPIO83_MAGICIAN_nIR_EN, 1); - pxa_set_ficp_info(&magician_ficp_info); - } + pxa_set_ficp_info(&magician_ficp_info); pxa27x_set_i2c_power_info(NULL); pxa_set_i2c_info(&i2c_info); pxa_set_mci_info(&magician_mci_info); @@ -747,16 +743,9 @@ static void __init magician_init(void) system_rev = board_id & 0x7; lcd_select = board_id & 0x8; pr_info("LCD type: %s\n", lcd_select ? "Samsung" : "Toppoly"); - if (lcd_select && (system_rev < 3)) { - gpio_request(GPIO75_MAGICIAN_SAMSUNG_POWER, "SAMSUNG_POWER"); - gpio_direction_output(GPIO75_MAGICIAN_SAMSUNG_POWER, 0); - } - gpio_request(GPIO104_MAGICIAN_LCD_POWER_1, "LCD_POWER_1"); - gpio_request(GPIO105_MAGICIAN_LCD_POWER_2, "LCD_POWER_2"); - gpio_request(GPIO106_MAGICIAN_LCD_POWER_3, "LCD_POWER_3"); - gpio_direction_output(GPIO104_MAGICIAN_LCD_POWER_1, 0); - gpio_direction_output(GPIO105_MAGICIAN_LCD_POWER_2, 0); - gpio_direction_output(GPIO106_MAGICIAN_LCD_POWER_3, 0); + if (lcd_select && (system_rev < 3)) + gpio_request_one(GPIO75_MAGICIAN_SAMSUNG_POWER, + GPIOF_OUT_INIT_LOW, "SAMSUNG_POWER"); pxa_set_fb_info(NULL, lcd_select ? &samsung_info : &toppoly_info); } else pr_err("LCD detection: CPLD mapping failed\n"); diff --git a/arch/arm/mach-pxa/mioa701.c b/arch/arm/mach-pxa/mioa701.c index e3470137c93..aa67637ae41 100644 --- a/arch/arm/mach-pxa/mioa701.c +++ b/arch/arm/mach-pxa/mioa701.c @@ -177,50 +177,6 @@ static unsigned long mioa701_pin_config[] = { MFP_CFG_OUT(GPIO116, AF0, DRIVE_HIGH), }; -#define MIO_GPIO_IN(num, _desc) \ - { .gpio = (num), .dir = 0, .desc = (_desc) } -#define MIO_GPIO_OUT(num, _init, _desc) \ - { .gpio = (num), .dir = 1, .init = (_init), .desc = (_desc) } -struct gpio_ress { - unsigned gpio : 8; - unsigned dir : 1; - unsigned init : 1; - char *desc; -}; - -static int mio_gpio_request(struct gpio_ress *gpios, int size) -{ - int i, rc = 0; - int gpio; - int dir; - - for (i = 0; (!rc) && (i < size); i++) { - gpio = gpios[i].gpio; - dir = gpios[i].dir; - rc = gpio_request(gpio, gpios[i].desc); - if (rc) { - printk(KERN_ERR "Error requesting GPIO %d(%s) : %d\n", - gpio, gpios[i].desc, rc); - continue; - } - if (dir) - gpio_direction_output(gpio, gpios[i].init); - else - gpio_direction_input(gpio); - } - while ((rc) && (--i >= 0)) - gpio_free(gpios[i].gpio); - return rc; -} - -static void mio_gpio_free(struct gpio_ress *gpios, int size) -{ - int i; - - for (i = 0; i < size; i++) - gpio_free(gpios[i].gpio); -} - /* LCD Screen and Backlight */ static struct platform_pwm_backlight_data mioa701_backlight_data = { .pwm_id = 0, @@ -346,16 +302,16 @@ irqreturn_t gsm_on_irq(int irq, void *p) return IRQ_HANDLED; } -struct gpio_ress gsm_gpios[] = { - MIO_GPIO_IN(GPIO25_GSM_MOD_ON_STATE, "GSM state"), - MIO_GPIO_IN(GPIO113_GSM_EVENT, "GSM event"), +static struct gpio gsm_gpios[] = { + { GPIO25_GSM_MOD_ON_STATE, GPIOF_IN, "GSM state" }, + { GPIO113_GSM_EVENT, GPIOF_IN, "GSM event" }, }; static int __init gsm_init(void) { int rc; - rc = mio_gpio_request(ARRAY_AND_SIZE(gsm_gpios)); + rc = gpio_request_array(ARRAY_AND_SIZE(gsm_gpios)); if (rc) goto err_gpio; rc = request_irq(gpio_to_irq(GPIO25_GSM_MOD_ON_STATE), gsm_on_irq, @@ -369,7 +325,7 @@ static int __init gsm_init(void) err_irq: printk(KERN_ERR "Mioa701: Can't request GSM_ON irq\n"); - mio_gpio_free(ARRAY_AND_SIZE(gsm_gpios)); + gpio_free_array(ARRAY_AND_SIZE(gsm_gpios)); err_gpio: printk(KERN_ERR "Mioa701: gsm not available\n"); return rc; @@ -378,7 +334,7 @@ err_gpio: static void gsm_exit(void) { free_irq(gpio_to_irq(GPIO25_GSM_MOD_ON_STATE), NULL); - mio_gpio_free(ARRAY_AND_SIZE(gsm_gpios)); + gpio_free_array(ARRAY_AND_SIZE(gsm_gpios)); } /* @@ -749,14 +705,16 @@ static void mioa701_restart(char c, const char *cmd) arm_machine_restart('s', cmd); } -static struct gpio_ress global_gpios[] = { - MIO_GPIO_OUT(GPIO9_CHARGE_EN, 1, "Charger enable"), - MIO_GPIO_OUT(GPIO18_POWEROFF, 0, "Power Off"), - MIO_GPIO_OUT(GPIO87_LCD_POWER, 0, "LCD Power"), +static struct gpio global_gpios[] = { + { GPIO9_CHARGE_EN, GPIOF_OUT_INIT_HIGH, "Charger enable" }, + { GPIO18_POWEROFF, GPIOF_OUT_INIT_LOW, "Power Off" }, + { GPIO87_LCD_POWER, GPIOF_OUT_INIT_LOW, "LCD Power" }, }; static void __init mioa701_machine_init(void) { + int rc; + PSLR = 0xff100000; /* SYSDEL=125ms, PWRDEL=125ms, PSLR_SL_ROD=1 */ PCFR = PCFR_DC_EN | PCFR_GPR_EN | PCFR_OPDE; RTTR = 32768 - 1; /* Reset crazy WinCE value */ @@ -766,7 +724,9 @@ static void __init mioa701_machine_init(void) pxa_set_ffuart_info(NULL); pxa_set_btuart_info(NULL); pxa_set_stuart_info(NULL); - mio_gpio_request(ARRAY_AND_SIZE(global_gpios)); + rc = gpio_request_array(ARRAY_AND_SIZE(global_gpios)); + if (rc) + pr_err("MioA701: Failed to request GPIOs: %d", rc); bootstrap_init(); pxa_set_fb_info(NULL, &mioa701_pxafb_info); pxa_set_mci_info(&mioa701_mci_info); diff --git a/arch/arm/mach-pxa/saarb.c b/arch/arm/mach-pxa/saarb.c index 9322fe527c7..e53a3334c94 100644 --- a/arch/arm/mach-pxa/saarb.c +++ b/arch/arm/mach-pxa/saarb.c @@ -104,7 +104,7 @@ static void __init saarb_init(void) MACHINE_START(SAARB, "PXA955 Handheld Platform (aka SAARB)") .boot_params = 0xa0000100, - .map_io = pxa_map_io, + .map_io = pxa3xx_map_io, .nr_irqs = SAARB_NR_IRQS, .init_irq = pxa95x_init_irq, .timer = &pxa_timer, |