diff options
author | Tony Lindgren <tony@atomide.com> | 2011-06-14 05:53:42 -0700 |
---|---|---|
committer | Tony Lindgren <tony@atomide.com> | 2011-06-14 05:53:42 -0700 |
commit | b8ce9fb8e18af7466e0b915bb5979322cdace322 (patch) | |
tree | eec6f9b58ce154fd863f0f78b374a697a5a7139b /arch/arm | |
parent | c8e0bf95fc01d6e2ca585fe08010800b6c56e823 (diff) | |
parent | e9e35c5a2b2c803b5e2f25906d8ffe110670ceb6 (diff) |
Merge branch 'fixes-v3.0-rc3' into devel-fixes
Diffstat (limited to 'arch/arm')
51 files changed, 130 insertions, 149 deletions
diff --git a/arch/arm/mach-ep93xx/core.c b/arch/arm/mach-ep93xx/core.c index 82079545adc..1d4b65fd673 100644 --- a/arch/arm/mach-ep93xx/core.c +++ b/arch/arm/mach-ep93xx/core.c @@ -402,11 +402,15 @@ static struct resource ep93xx_eth_resource[] = { } }; +static u64 ep93xx_eth_dma_mask = DMA_BIT_MASK(32); + static struct platform_device ep93xx_eth_device = { .name = "ep93xx-eth", .id = -1, .dev = { - .platform_data = &ep93xx_eth_data, + .platform_data = &ep93xx_eth_data, + .coherent_dma_mask = DMA_BIT_MASK(32), + .dma_mask = &ep93xx_eth_dma_mask, }, .num_resources = ARRAY_SIZE(ep93xx_eth_resource), .resource = ep93xx_eth_resource, diff --git a/arch/arm/mach-exynos4/Kconfig b/arch/arm/mach-exynos4/Kconfig index b92c1e55714..1435fc31c4b 100644 --- a/arch/arm/mach-exynos4/Kconfig +++ b/arch/arm/mach-exynos4/Kconfig @@ -91,6 +91,11 @@ config EXYNOS4_SETUP_FIMC help Common setup code for the camera interfaces. +config EXYNOS4_SETUP_USB_PHY + bool + help + Common setup code for USB PHY controller + # machine support menu "EXYNOS4 Machines" @@ -176,6 +181,7 @@ config MACH_NURI select EXYNOS4_SETUP_I2C3 select EXYNOS4_SETUP_I2C5 select EXYNOS4_SETUP_SDHCI + select EXYNOS4_SETUP_USB_PHY select SAMSUNG_DEV_PWM help Machine support for Samsung Mobile NURI Board. diff --git a/arch/arm/mach-exynos4/Makefile b/arch/arm/mach-exynos4/Makefile index a9bb94fabaa..60fe5ecf359 100644 --- a/arch/arm/mach-exynos4/Makefile +++ b/arch/arm/mach-exynos4/Makefile @@ -56,4 +56,4 @@ obj-$(CONFIG_EXYNOS4_SETUP_KEYPAD) += setup-keypad.o obj-$(CONFIG_EXYNOS4_SETUP_SDHCI) += setup-sdhci.o obj-$(CONFIG_EXYNOS4_SETUP_SDHCI_GPIO) += setup-sdhci-gpio.o -obj-$(CONFIG_USB_SUPPORT) += usb-phy.o +obj-$(CONFIG_EXYNOS4_SETUP_USB_PHY) += setup-usb-phy.o diff --git a/arch/arm/mach-exynos4/cpu.c b/arch/arm/mach-exynos4/cpu.c index 08813a6f66b..9babe4473e8 100644 --- a/arch/arm/mach-exynos4/cpu.c +++ b/arch/arm/mach-exynos4/cpu.c @@ -98,7 +98,7 @@ static struct map_desc exynos4_iodesc[] __initdata = { .length = SZ_4K, .type = MT_DEVICE, }, { - .virtual = (unsigned long)S5P_VA_USB_HSPHY, + .virtual = (unsigned long)S3C_VA_USB_HSPHY, .pfn = __phys_to_pfn(EXYNOS4_PA_HSPHY), .length = SZ_4K, .type = MT_DEVICE, diff --git a/arch/arm/mach-exynos4/include/mach/regs-usb-phy.h b/arch/arm/mach-exynos4/include/mach/regs-usb-phy.h index 703118d5173..c337cf3a71b 100644 --- a/arch/arm/mach-exynos4/include/mach/regs-usb-phy.h +++ b/arch/arm/mach-exynos4/include/mach/regs-usb-phy.h @@ -11,7 +11,7 @@ #ifndef __PLAT_S5P_REGS_USB_PHY_H #define __PLAT_S5P_REGS_USB_PHY_H -#define EXYNOS4_HSOTG_PHYREG(x) ((x) + S5P_VA_USB_HSPHY) +#define EXYNOS4_HSOTG_PHYREG(x) ((x) + S3C_VA_USB_HSPHY) #define EXYNOS4_PHYPWR EXYNOS4_HSOTG_PHYREG(0x00) #define PHY1_HSIC_NORMAL_MASK (0xf << 9) diff --git a/arch/arm/mach-exynos4/usb-phy.c b/arch/arm/mach-exynos4/setup-usb-phy.c index 0883c1b824b..0883c1b824b 100644 --- a/arch/arm/mach-exynos4/usb-phy.c +++ b/arch/arm/mach-exynos4/setup-usb-phy.c diff --git a/arch/arm/mach-exynos4/time.c b/arch/arm/mach-exynos4/time.c index 86b9fa0d363..ebb8f38d540 100644 --- a/arch/arm/mach-exynos4/time.c +++ b/arch/arm/mach-exynos4/time.c @@ -206,6 +206,7 @@ static cycle_t exynos4_pwm4_read(struct clocksource *cs) return (cycle_t) ~__raw_readl(S3C_TIMERREG(0x40)); } +#ifdef CONFIG_PM static void exynos4_pwm4_resume(struct clocksource *cs) { unsigned long pclk; @@ -218,6 +219,7 @@ static void exynos4_pwm4_resume(struct clocksource *cs) exynos4_pwm_init(4, ~0); exynos4_pwm_start(4, 1); } +#endif struct clocksource pwm_clocksource = { .name = "pwm_timer4", diff --git a/arch/arm/mach-omap1/Makefile b/arch/arm/mach-omap1/Makefile index af98117043d..5b114d1558c 100644 --- a/arch/arm/mach-omap1/Makefile +++ b/arch/arm/mach-omap1/Makefile @@ -4,14 +4,14 @@ # Common support obj-y := io.o id.o sram.o time.o irq.o mux.o flash.o serial.o devices.o dma.o -obj-y += clock.o clock_data.o opp_data.o reset.o +obj-y += clock.o clock_data.o opp_data.o reset.o pm_bus.o obj-$(CONFIG_OMAP_MCBSP) += mcbsp.o obj-$(CONFIG_OMAP_32K_TIMER) += timer32k.o # Power Management -obj-$(CONFIG_PM) += pm.o sleep.o pm_bus.o +obj-$(CONFIG_PM) += pm.o sleep.o # DSP obj-$(CONFIG_OMAP_MBOX_FWK) += mailbox_mach.o diff --git a/arch/arm/mach-omap1/dma.c b/arch/arm/mach-omap1/dma.c index d8559344c6e..f5a52204b89 100644 --- a/arch/arm/mach-omap1/dma.c +++ b/arch/arm/mach-omap1/dma.c @@ -284,14 +284,15 @@ static int __init omap1_system_dma_init(void) dma_base = ioremap(res[0].start, resource_size(&res[0])); if (!dma_base) { pr_err("%s: Unable to ioremap\n", __func__); - return -ENODEV; + ret = -ENODEV; + goto exit_device_put; } ret = platform_device_add_resources(pdev, res, ARRAY_SIZE(res)); if (ret) { dev_err(&pdev->dev, "%s: Unable to add resources for %s%d\n", __func__, pdev->name, pdev->id); - goto exit_device_del; + goto exit_device_put; } p = kzalloc(sizeof(struct omap_system_dma_plat_info), GFP_KERNEL); @@ -299,7 +300,7 @@ static int __init omap1_system_dma_init(void) dev_err(&pdev->dev, "%s: Unable to allocate 'p' for %s\n", __func__, pdev->name); ret = -ENOMEM; - goto exit_device_put; + goto exit_device_del; } d = kzalloc(sizeof(struct omap_dma_dev_attr), GFP_KERNEL); @@ -380,10 +381,10 @@ exit_release_d: kfree(d); exit_release_p: kfree(p); -exit_device_put: - platform_device_put(pdev); exit_device_del: platform_device_del(pdev); +exit_device_put: + platform_device_put(pdev); return ret; } diff --git a/arch/arm/mach-omap1/pm_bus.c b/arch/arm/mach-omap1/pm_bus.c index fe31d933f0e..334fb8871bc 100644 --- a/arch/arm/mach-omap1/pm_bus.c +++ b/arch/arm/mach-omap1/pm_bus.c @@ -56,9 +56,13 @@ static struct dev_power_domain default_power_domain = { USE_PLATFORM_PM_SLEEP_OPS }, }; +#define OMAP1_PWR_DOMAIN (&default_power_domain) +#else +#define OMAP1_PWR_DOMAIN NULL +#endif /* CONFIG_PM_RUNTIME */ static struct pm_clk_notifier_block platform_bus_notifier = { - .pwr_domain = &default_power_domain, + .pwr_domain = OMAP1_PWR_DOMAIN, .con_ids = { "ick", "fck", NULL, }, }; @@ -72,4 +76,4 @@ static int __init omap1_pm_runtime_init(void) return 0; } core_initcall(omap1_pm_runtime_init); -#endif /* CONFIG_PM_RUNTIME */ + diff --git a/arch/arm/mach-omap2/board-2430sdp.c b/arch/arm/mach-omap2/board-2430sdp.c index d54969be0a5..5de6eac0a72 100644 --- a/arch/arm/mach-omap2/board-2430sdp.c +++ b/arch/arm/mach-omap2/board-2430sdp.c @@ -26,13 +26,13 @@ #include <linux/err.h> #include <linux/clk.h> #include <linux/io.h> +#include <linux/gpio.h> #include <mach/hardware.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> -#include <mach/gpio.h> #include <plat/board.h> #include <plat/common.h> #include <plat/gpmc.h> diff --git a/arch/arm/mach-omap2/board-3430sdp.c b/arch/arm/mach-omap2/board-3430sdp.c index ae2963a9804..5dac974be62 100644 --- a/arch/arm/mach-omap2/board-3430sdp.c +++ b/arch/arm/mach-omap2/board-3430sdp.c @@ -622,19 +622,19 @@ static struct omap_device_pad serial3_pads[] __initdata = { OMAP_MUX_MODE0), }; -static struct omap_board_data serial1_data = { +static struct omap_board_data serial1_data __initdata = { .id = 0, .pads = serial1_pads, .pads_cnt = ARRAY_SIZE(serial1_pads), }; -static struct omap_board_data serial2_data = { +static struct omap_board_data serial2_data __initdata = { .id = 1, .pads = serial2_pads, .pads_cnt = ARRAY_SIZE(serial2_pads), }; -static struct omap_board_data serial3_data = { +static struct omap_board_data serial3_data __initdata = { .id = 2, .pads = serial3_pads, .pads_cnt = ARRAY_SIZE(serial3_pads), diff --git a/arch/arm/mach-omap2/board-4430sdp.c b/arch/arm/mach-omap2/board-4430sdp.c index 73fa90bb695..63de2d396e2 100644 --- a/arch/arm/mach-omap2/board-4430sdp.c +++ b/arch/arm/mach-omap2/board-4430sdp.c @@ -258,7 +258,7 @@ static struct gpio sdp4430_eth_gpios[] __initdata = { { ETH_KS8851_IRQ, GPIOF_IN, "eth_irq" }, }; -static int omap_ethernet_init(void) +static int __init omap_ethernet_init(void) { int status; @@ -322,6 +322,7 @@ static struct omap2_hsmmc_info mmc[] = { .gpio_wp = -EINVAL, .nonremovable = true, .ocr_mask = MMC_VDD_29_30, + .no_off_init = true, }, { .mmc = 1, @@ -681,19 +682,19 @@ static struct omap_device_pad serial4_pads[] __initdata = { OMAP_PIN_OUTPUT | OMAP_MUX_MODE0), }; -static struct omap_board_data serial2_data = { +static struct omap_board_data serial2_data __initdata = { .id = 1, .pads = serial2_pads, .pads_cnt = ARRAY_SIZE(serial2_pads), }; -static struct omap_board_data serial3_data = { +static struct omap_board_data serial3_data __initdata = { .id = 2, .pads = serial3_pads, .pads_cnt = ARRAY_SIZE(serial3_pads), }; -static struct omap_board_data serial4_data = { +static struct omap_board_data serial4_data __initdata = { .id = 3, .pads = serial4_pads, .pads_cnt = ARRAY_SIZE(serial4_pads), @@ -729,7 +730,7 @@ static void __init omap_4430sdp_init(void) if (omap_rev() == OMAP4430_REV_ES1_0) package = OMAP_PACKAGE_CBL; - omap4_mux_init(board_mux, package); + omap4_mux_init(board_mux, NULL, package); omap_board_config = sdp4430_config; omap_board_config_size = ARRAY_SIZE(sdp4430_config); diff --git a/arch/arm/mach-omap2/board-apollon.c b/arch/arm/mach-omap2/board-apollon.c index f3beb8eeef7..b124bdfb423 100644 --- a/arch/arm/mach-omap2/board-apollon.c +++ b/arch/arm/mach-omap2/board-apollon.c @@ -27,13 +27,13 @@ #include <linux/err.h> #include <linux/clk.h> #include <linux/smc91x.h> +#include <linux/gpio.h> #include <mach/hardware.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> #include <asm/mach/flash.h> -#include <mach/gpio.h> #include <plat/led.h> #include <plat/usb.h> #include <plat/board.h> diff --git a/arch/arm/mach-omap2/board-cm-t35.c b/arch/arm/mach-omap2/board-cm-t35.c index c63115bc153..77456dec93e 100644 --- a/arch/arm/mach-omap2/board-cm-t35.c +++ b/arch/arm/mach-omap2/board-cm-t35.c @@ -63,8 +63,6 @@ #define SB_T35_SMSC911X_CS 4 #define SB_T35_SMSC911X_GPIO 65 -#define NAND_BLOCK_SIZE SZ_128K - #if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE) #include <linux/smsc911x.h> #include <plat/gpmc-smsc911x.h> diff --git a/arch/arm/mach-omap2/board-cm-t3517.c b/arch/arm/mach-omap2/board-cm-t3517.c index 08f08e81249..c3a9fd35034 100644 --- a/arch/arm/mach-omap2/board-cm-t3517.c +++ b/arch/arm/mach-omap2/board-cm-t3517.c @@ -48,6 +48,7 @@ #include "mux.h" #include "control.h" +#include "common-board-devices.h" #if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE) static struct gpio_led cm_t3517_leds[] = { @@ -177,7 +178,7 @@ static struct usbhs_omap_board_data cm_t3517_ehci_pdata __initdata = { .reset_gpio_port[2] = -EINVAL, }; -static int cm_t3517_init_usbh(void) +static int __init cm_t3517_init_usbh(void) { int err; @@ -203,8 +204,6 @@ static inline int cm_t3517_init_usbh(void) #endif #if defined(CONFIG_MTD_NAND_OMAP2) || defined(CONFIG_MTD_NAND_OMAP2_MODULE) -#define NAND_BLOCK_SIZE SZ_128K - static struct mtd_partition cm_t3517_nand_partitions[] = { { .name = "xloader", diff --git a/arch/arm/mach-omap2/board-devkit8000.c b/arch/arm/mach-omap2/board-devkit8000.c index cf520d7dd61..34956ec8329 100644 --- a/arch/arm/mach-omap2/board-devkit8000.c +++ b/arch/arm/mach-omap2/board-devkit8000.c @@ -61,8 +61,6 @@ #include "timer-gp.h" #include "common-board-devices.h" -#define NAND_BLOCK_SIZE SZ_128K - #define OMAP_DM9000_GPIO_IRQ 25 #define OMAP3_DEVKIT_TS_GPIO 27 diff --git a/arch/arm/mach-omap2/board-omap3beagle.c b/arch/arm/mach-omap2/board-omap3beagle.c index be71426359f..7f21d24bd43 100644 --- a/arch/arm/mach-omap2/board-omap3beagle.c +++ b/arch/arm/mach-omap2/board-omap3beagle.c @@ -54,8 +54,6 @@ #include "pm.h" #include "common-board-devices.h" -#define NAND_BLOCK_SIZE SZ_128K - /* * OMAP3 Beagle revision * Run time detection of Beagle revision is done by reading GPIO. @@ -106,6 +104,9 @@ static void __init omap3_beagle_init_rev(void) beagle_rev = gpio_get_value(171) | (gpio_get_value(172) << 1) | (gpio_get_value(173) << 2); + gpio_free_array(omap3_beagle_rev_gpios, + ARRAY_SIZE(omap3_beagle_rev_gpios)); + switch (beagle_rev) { case 7: printk(KERN_INFO "OMAP3 Beagle Rev: Ax/Bx\n"); @@ -579,6 +580,9 @@ static void __init omap3_beagle_init(void) omap_nand_flash_init(NAND_BUSWIDTH_16, omap3beagle_nand_partitions, ARRAY_SIZE(omap3beagle_nand_partitions)); + /* Ensure msecure is mux'd to be able to set the RTC. */ + omap_mux_init_signal("sys_drm_msecure", OMAP_PIN_OFF_OUTPUT_HIGH); + /* Ensure SDRC pins are mux'd for self-refresh */ omap_mux_init_signal("sdrc_cke0", OMAP_PIN_OUTPUT); omap_mux_init_signal("sdrc_cke1", OMAP_PIN_OUTPUT); diff --git a/arch/arm/mach-omap2/board-omap3pandora.c b/arch/arm/mach-omap2/board-omap3pandora.c index a3d655c0a49..23f71d40883 100644 --- a/arch/arm/mach-omap2/board-omap3pandora.c +++ b/arch/arm/mach-omap2/board-omap3pandora.c @@ -30,6 +30,7 @@ #include <linux/leds.h> #include <linux/input.h> #include <linux/input/matrix_keypad.h> +#include <linux/gpio.h> #include <linux/gpio_keys.h> #include <linux/mmc/host.h> #include <linux/mmc/card.h> @@ -41,7 +42,6 @@ #include <plat/board.h> #include <plat/common.h> -#include <mach/gpio.h> #include <mach/hardware.h> #include <plat/mcspi.h> #include <plat/usb.h> @@ -57,8 +57,6 @@ #define PANDORA_WIFI_NRESET_GPIO 23 #define OMAP3_PANDORA_TS_GPIO 94 -#define NAND_BLOCK_SIZE SZ_128K - static struct mtd_partition omap3pandora_nand_partitions[] = { { .name = "xloader", diff --git a/arch/arm/mach-omap2/board-omap3touchbook.c b/arch/arm/mach-omap2/board-omap3touchbook.c index 82872d7d313..5f649faf737 100644 --- a/arch/arm/mach-omap2/board-omap3touchbook.c +++ b/arch/arm/mach-omap2/board-omap3touchbook.c @@ -56,8 +56,6 @@ #include <asm/setup.h> -#define NAND_BLOCK_SIZE SZ_128K - #define OMAP3_AC_GPIO 136 #define OMAP3_TS_GPIO 162 #define TB_BL_PWM_TIMER 9 diff --git a/arch/arm/mach-omap2/board-omap4panda.c b/arch/arm/mach-omap2/board-omap4panda.c index 90485fced97..0cfe2005cb5 100644 --- a/arch/arm/mach-omap2/board-omap4panda.c +++ b/arch/arm/mach-omap2/board-omap4panda.c @@ -526,19 +526,19 @@ static struct omap_device_pad serial4_pads[] __initdata = { OMAP_PIN_OUTPUT | OMAP_MUX_MODE0), }; -static struct omap_board_data serial2_data = { +static struct omap_board_data serial2_data __initdata = { .id = 1, .pads = serial2_pads, .pads_cnt = ARRAY_SIZE(serial2_pads), }; -static struct omap_board_data serial3_data = { +static struct omap_board_data serial3_data __initdata = { .id = 2, .pads = serial3_pads, .pads_cnt = ARRAY_SIZE(serial3_pads), }; -static struct omap_board_data serial4_data = { +static struct omap_board_data serial4_data __initdata = { .id = 3, .pads = serial4_pads, .pads_cnt = ARRAY_SIZE(serial4_pads), @@ -687,7 +687,7 @@ static void __init omap4_panda_init(void) if (omap_rev() == OMAP4430_REV_ES1_0) package = OMAP_PACKAGE_CBL; - omap4_mux_init(board_mux, package); + omap4_mux_init(board_mux, NULL, package); if (wl12xx_set_platform_data(&omap_panda_wlan_data)) pr_err("error setting wl12xx data\n"); diff --git a/arch/arm/mach-omap2/board-overo.c b/arch/arm/mach-omap2/board-overo.c index 1555918e3ff..175e1ab2b04 100644 --- a/arch/arm/mach-omap2/board-overo.c +++ b/arch/arm/mach-omap2/board-overo.c @@ -24,6 +24,7 @@ #include <linux/err.h> #include <linux/init.h> #include <linux/io.h> +#include <linux/gpio.h> #include <linux/kernel.h> #include <linux/platform_device.h> #include <linux/i2c/twl.h> @@ -45,7 +46,6 @@ #include <plat/common.h> #include <video/omapdss.h> #include <video/omap-panel-generic-dpi.h> -#include <mach/gpio.h> #include <plat/gpmc.h> #include <mach/hardware.h> #include <plat/nand.h> @@ -65,8 +65,6 @@ #define OVERO_GPIO_USBH_CPEN 168 #define OVERO_GPIO_USBH_NRESET 183 -#define NAND_BLOCK_SIZE SZ_128K - #define OVERO_SMSC911X_CS 5 #define OVERO_SMSC911X_GPIO 176 #define OVERO_SMSC911X2_CS 4 diff --git a/arch/arm/mach-omap2/board-rx51-peripherals.c b/arch/arm/mach-omap2/board-rx51-peripherals.c index f6247e71a19..990366726c5 100644 --- a/arch/arm/mach-omap2/board-rx51-peripherals.c +++ b/arch/arm/mach-omap2/board-rx51-peripherals.c @@ -488,6 +488,7 @@ static struct regulator_init_data rx51_vmmc2 = { .name = "V28_A", .min_uV = 2800000, .max_uV = 3000000, + .always_on = true, /* due VIO leak to AIC34 VDDs */ .apply_uV = true, .valid_modes_mask = REGULATOR_MODE_NORMAL | REGULATOR_MODE_STANDBY, @@ -582,7 +583,7 @@ static int rx51_twlgpio_setup(struct device *dev, unsigned gpio, unsigned n) { /* FIXME this gpio setup is just a placeholder for now */ gpio_request_one(gpio + 6, GPIOF_OUT_INIT_LOW, "backlight_pwm"); - gpio_request_one(gpio + 7, GPIOF_OUT_INIT_HIGH, "speaker_en"); + gpio_request_one(gpio + 7, GPIOF_OUT_INIT_LOW, "speaker_en"); return 0; } diff --git a/arch/arm/mach-omap2/board-zoom-display.c b/arch/arm/mach-omap2/board-zoom-display.c index c7c6beb1ec2..d4683ba5f72 100644 --- a/arch/arm/mach-omap2/board-zoom-display.c +++ b/arch/arm/mach-omap2/board-zoom-display.c @@ -26,7 +26,7 @@ static struct gpio zoom_lcd_gpios[] __initdata = { { LCD_PANEL_QVGA_GPIO, GPIOF_OUT_INIT_HIGH, "lcd qvga" }, }; -static void zoom_lcd_panel_init(void) +static void __init zoom_lcd_panel_init(void) { zoom_lcd_gpios[0].gpio = (omap_rev() > OMAP3430_REV_ES3_0) ? LCD_PANEL_RESET_GPIO_PROD : diff --git a/arch/arm/mach-omap2/common-board-devices.c b/arch/arm/mach-omap2/common-board-devices.c index e94903b2c65..94ccf464677 100644 --- a/arch/arm/mach-omap2/common-board-devices.c +++ b/arch/arm/mach-omap2/common-board-devices.c @@ -85,17 +85,17 @@ void __init omap_ads7846_init(int bus_num, int gpio_pendown, int gpio_debounce, struct spi_board_info *spi_bi = &ads7846_spi_board_info; int err; - err = gpio_request(gpio_pendown, "TS PenDown"); - if (err) { - pr_err("Could not obtain gpio for TS PenDown: %d\n", err); - return; - } - - gpio_direction_input(gpio_pendown); - gpio_export(gpio_pendown, 0); + if (board_pdata && board_pdata->get_pendown_state) { + err = gpio_request_one(gpio_pendown, GPIOF_IN, "TSPenDown"); + if (err) { + pr_err("Couldn't obtain gpio for TSPenDown: %d\n", err); + return; + } + gpio_export(gpio_pendown, 0); - if (gpio_debounce) - gpio_set_debounce(gpio_pendown, gpio_debounce); + if (gpio_debounce) + gpio_set_debounce(gpio_pendown, gpio_debounce); + } ads7846_config.gpio_pendown = gpio_pendown; |