diff options
| -rw-r--r-- | arch/arm/mach-tegra/board-dt-tegra20.c | 1 | ||||
| -rw-r--r-- | arch/arm/mach-tegra/board-harmony-pinmux.c | 17 | ||||
| -rw-r--r-- | arch/arm/mach-tegra/board-paz00-pinmux.c | 14 | ||||
| -rw-r--r-- | arch/arm/mach-tegra/board-pinmux.c | 33 | ||||
| -rw-r--r-- | arch/arm/mach-tegra/board-pinmux.h | 5 | ||||
| -rw-r--r-- | arch/arm/mach-tegra/board-seaboard-pinmux.c | 32 | ||||
| -rw-r--r-- | arch/arm/mach-tegra/board-seaboard.c | 1 | ||||
| -rw-r--r-- | arch/arm/mach-tegra/board-trimslice-pinmux.c | 12 | ||||
| -rw-r--r-- | arch/arm/mach-tegra/include/mach/gpio-tegra.h | 9 | ||||
| -rw-r--r-- | arch/arm/mach-tegra/usb_phy.c | 1 | ||||
| -rw-r--r-- | drivers/gpio/gpio-tegra.c | 36 | ||||
| -rw-r--r-- | drivers/mmc/host/sdhci-tegra.c | 24 |
12 files changed, 27 insertions, 158 deletions
diff --git a/arch/arm/mach-tegra/board-dt-tegra20.c b/arch/arm/mach-tegra/board-dt-tegra20.c index 0952494..65a5249 100644 --- a/arch/arm/mach-tegra/board-dt-tegra20.c +++ b/arch/arm/mach-tegra/board-dt-tegra20.c @@ -55,7 +55,6 @@ void ventana_pinmux_init(void); struct of_dev_auxdata tegra20_auxdata_lookup[] __initdata = { OF_DEV_AUXDATA("nvidia,tegra20-pinmux", TEGRA_APB_MISC_BASE + 0x14, "tegra-pinmux", NULL), - OF_DEV_AUXDATA("nvidia,tegra20-gpio", TEGRA_GPIO_BASE, "tegra-gpio", NULL), OF_DEV_AUXDATA("nvidia,tegra20-sdhci", TEGRA_SDMMC1_BASE, "sdhci-tegra.0", NULL), OF_DEV_AUXDATA("nvidia,tegra20-sdhci", TEGRA_SDMMC2_BASE, "sdhci-tegra.1", NULL), OF_DEV_AUXDATA("nvidia,tegra20-sdhci", TEGRA_SDMMC3_BASE, "sdhci-tegra.2", NULL), diff --git a/arch/arm/mach-tegra/board-harmony-pinmux.c b/arch/arm/mach-tegra/board-harmony-pinmux.c index 1af85bccc..3ebe2c8 100644 --- a/arch/arm/mach-tegra/board-harmony-pinmux.c +++ b/arch/arm/mach-tegra/board-harmony-pinmux.c @@ -15,13 +15,11 @@ */ #include <linux/kernel.h> -#include <linux/gpio.h> #include <linux/of.h> #include <mach/pinmux.h> #include <mach/pinmux-tegra20.h> -#include "gpio-names.h" #include "board-harmony.h" #include "board-pinmux.h" @@ -144,24 +142,9 @@ static struct tegra_pingroup_config harmony_pinmux[] = { {TEGRA_PINGROUP_XM2D, TEGRA_MUX_NONE, TEGRA_PUPD_NORMAL, TEGRA_TRI_NORMAL}, }; -static struct tegra_gpio_table gpio_table[] = { - { .gpio = TEGRA_GPIO_SD2_CD, .enable = true }, - { .gpio = TEGRA_GPIO_SD2_WP, .enable = true }, - { .gpio = TEGRA_GPIO_SD2_POWER, .enable = true }, - { .gpio = TEGRA_GPIO_SD4_CD, .enable = true }, - { .gpio = TEGRA_GPIO_SD4_WP, .enable = true }, - { .gpio = TEGRA_GPIO_SD4_POWER, .enable = true }, - { .gpio = TEGRA_GPIO_CDC_IRQ, .enable = true }, - { .gpio = TEGRA_GPIO_HP_DET, .enable = true }, - { .gpio = TEGRA_GPIO_INT_MIC_EN, .enable = true }, - { .gpio = TEGRA_GPIO_EXT_MIC_EN, .enable = true }, -}; - static struct tegra_board_pinmux_conf conf = { .pgs = harmony_pinmux, .pg_count = ARRAY_SIZE(harmony_pinmux), - .gpios = gpio_table, - .gpio_count = ARRAY_SIZE(gpio_table), }; void harmony_pinmux_init(void) diff --git a/arch/arm/mach-tegra/board-paz00-pinmux.c b/arch/arm/mach-tegra/board-paz00-pinmux.c index c775572..f0ec466 100644 --- a/arch/arm/mach-tegra/board-paz00-pinmux.c +++ b/arch/arm/mach-tegra/board-paz00-pinmux.c @@ -15,13 +15,11 @@ */ #include <linux/kernel.h> -#include <linux/gpio.h> #include <linux/of.h> #include <mach/pinmux.h> #include <mach/pinmux-tegra20.h> -#include "gpio-names.h" #include "board-paz00.h" #include "board-pinmux.h" @@ -144,21 +142,9 @@ static struct tegra_pingroup_config paz00_pinmux[] = { {TEGRA_PINGROUP_XM2D, TEGRA_MUX_NONE, TEGRA_PUPD_NORMAL, TEGRA_TRI_NORMAL}, }; -static struct tegra_gpio_table gpio_table[] = { - { .gpio = TEGRA_GPIO_SD1_CD, .enable = true }, - { .gpio = TEGRA_GPIO_SD1_WP, .enable = true }, - { .gpio = TEGRA_GPIO_SD1_POWER, .enable = true }, - { .gpio = TEGRA_ULPI_RST, .enable = true }, - { .gpio = TEGRA_WIFI_PWRN, .enable = true }, - { .gpio = TEGRA_WIFI_RST, .enable = true }, - { .gpio = TEGRA_WIFI_LED, .enable = true }, -}; - static struct tegra_board_pinmux_conf conf = { .pgs = paz00_pinmux, .pg_count = ARRAY_SIZE(paz00_pinmux), - .gpios = gpio_table, - .gpio_count = ARRAY_SIZE(gpio_table), }; void paz00_pinmux_init(void) diff --git a/arch/arm/mach-tegra/board-pinmux.c b/arch/arm/mach-tegra/board-pinmux.c index adc3efe..3015b5a 100644 --- a/arch/arm/mach-tegra/board-pinmux.c +++ b/arch/arm/mach-tegra/board-pinmux.c @@ -18,7 +18,6 @@ #include <linux/of.h> #include <linux/string.h> -#include <mach/gpio-tegra.h> #include <mach/pinmux.h> #include "board-pinmux.h" @@ -26,18 +25,6 @@ struct tegra_board_pinmux_conf *confs[2]; -static void tegra_board_pinmux_setup_gpios(void) -{ - int i; - - for (i = 0; i < ARRAY_SIZE(confs); i++) { - if (!confs[i]) - continue; - - tegra_gpio_config(confs[i]->gpios, confs[i]->gpio_count); - } -} - static void tegra_board_pinmux_setup_pinmux(void) { int i; @@ -57,29 +44,17 @@ static void tegra_board_pinmux_setup_pinmux(void) static int tegra_board_pinmux_bus_notify(struct notifier_block *nb, unsigned long event, void *vdev) { - static bool had_gpio; - static bool had_pinmux; - struct device *dev = vdev; - const char *devname; if (event != BUS_NOTIFY_BOUND_DRIVER) return NOTIFY_DONE; - devname = dev_name(dev); + if (strcmp(dev_name(dev), PINMUX_DEV)) + return NOTIFY_DONE; - if (!had_gpio && !strcmp(devname, GPIO_DEV)) { - tegra_board_pinmux_setup_gpios(); - had_gpio = true; - } else if (!had_pinmux && !strcmp(devname, PINMUX_DEV)) { - tegra_board_pinmux_setup_pinmux(); - had_pinmux = true; - } + tegra_board_pinmux_setup_pinmux(); - if (had_gpio && had_pinmux) - return NOTIFY_STOP_MASK; - else - return NOTIFY_DONE; + return NOTIFY_STOP_MASK; } static struct notifier_block nb = { diff --git a/arch/arm/mach-tegra/board-pinmux.h b/arch/arm/mach-tegra/board-pinmux.h index 4aac735..e08214d 100644 --- a/arch/arm/mach-tegra/board-pinmux.h +++ b/arch/arm/mach-tegra/board-pinmux.h @@ -15,11 +15,9 @@ #ifndef __MACH_TEGRA_BOARD_PINMUX_H #define __MACH_TEGRA_BOARD_PINMUX_H -#define GPIO_DEV "tegra-gpio" #define PINMUX_DEV "tegra-pinmux" struct tegra_pingroup_config; -struct tegra_gpio_table; struct tegra_board_pinmux_conf { struct tegra_pingroup_config *pgs; @@ -27,9 +25,6 @@ struct tegra_board_pinmux_conf { struct tegra_drive_pingroup_config *drives; int drive_count; - - struct tegra_gpio_table *gpios; - int gpio_count; }; void tegra_board_pinmux_init(struct tegra_board_pinmux_conf *conf_a, diff --git a/arch/arm/mach-tegra/board-seaboard-pinmux.c b/arch/arm/mach-tegra/board-seaboard-pinmux.c index 55e7e43..3bf7e97 100644 --- a/arch/arm/mach-tegra/board-seaboard-pinmux.c +++ b/arch/arm/mach-tegra/board-seaboard-pinmux.c @@ -15,13 +15,11 @@ #include <linux/kernel.h> #include <linux/init.h> -#include <linux/gpio.h> #include <linux/of.h> #include <mach/pinmux.h> #include <mach/pinmux-tegra20.h> -#include "gpio-names.h" #include "board-pinmux.h" #include "board-seaboard.h" @@ -179,35 +177,9 @@ static struct tegra_pingroup_config ventana_pinmux[] = { {TEGRA_PINGROUP_SPIG, TEGRA_MUX_SPI2_ALT, TEGRA_PUPD_NORMAL, TEGRA_TRI_TRISTATE}, }; -static struct tegra_gpio_table common_gpio_table[] = { - { .gpio = TEGRA_GPIO_SD2_CD, .enable = true }, - { .gpio = TEGRA_GPIO_SD2_WP, .enable = true }, - { .gpio = TEGRA_GPIO_SD2_POWER, .enable = true }, - { .gpio = TEGRA_GPIO_CDC_IRQ, .enable = true }, -}; - -static struct tegra_gpio_table seaboard_gpio_table[] = { - { .gpio = TEGRA_GPIO_LIDSWITCH, .enable = true }, - { .gpio = TEGRA_GPIO_POWERKEY, .enable = true }, - { .gpio = TEGRA_GPIO_HP_DET, .enable = true }, - { .gpio = TEGRA_GPIO_ISL29018_IRQ, .enable = true }, - { .gpio = TEGRA_GPIO_USB1, .enable = true }, -}; - -static struct tegra_gpio_table ventana_gpio_table[] = { - /* hp_det */ - { .gpio = TEGRA_GPIO_PW2, .enable = true }, - /* int_mic_en */ - { .gpio = TEGRA_GPIO_PX0, .enable = true }, - /* ext_mic_en */ - { .gpio = TEGRA_GPIO_PX1, .enable = true }, -}; - static struct tegra_board_pinmux_conf common_conf = { .pgs = common_pinmux, .pg_count = ARRAY_SIZE(common_pinmux), - .gpios = common_gpio_table, - .gpio_count = ARRAY_SIZE(common_gpio_table), }; static struct tegra_board_pinmux_conf seaboard_conf = { @@ -215,15 +187,11 @@ static struct tegra_board_pinmux_conf seaboard_conf = { .pg_count = ARRAY_SIZE(seaboard_pinmux), .drives = seaboard_drive_pinmux, .drive_count = ARRAY_SIZE(seaboard_drive_pinmux), - .gpios = seaboard_gpio_table, - .gpio_count = ARRAY_SIZE(seaboard_gpio_table), }; static struct tegra_board_pinmux_conf ventana_conf = { .pgs = ventana_pinmux, .pg_count = ARRAY_SIZE(ventana_pinmux), - .gpios = ventana_gpio_table, - .gpio_count = ARRAY_SIZE(ventana_gpio_table), }; void seaboard_pinmux_init(void) diff --git a/arch/arm/mach-tegra/board-seaboard.c b/arch/arm/mach-tegra/board-seaboard.c index 5998754..a0184fb 100644 --- a/arch/arm/mach-tegra/board-seaboard.c +++ b/arch/arm/mach-tegra/board-seaboard.c @@ -249,7 +249,6 @@ static void __init tegra_kaen_init(void) debug_uart_platform_data[0].irq = INT_UARTB; seaboard_audio_pdata.gpio_hp_mute = TEGRA_GPIO_KAEN_HP_MUTE; - tegra_gpio_enable(TEGRA_GPIO_KAEN_HP_MUTE); seaboard_common_init(); diff --git a/arch/arm/mach-tegra/board-trimslice-pinmux.c b/arch/arm/mach-tegra/board-trimslice-pinmux.c index a21a2be..a1902d4 100644 --- a/arch/arm/mach-tegra/board-trimslice-pinmux.c +++ b/arch/arm/mach-tegra/board-trimslice-pinmux.c @@ -13,7 +13,6 @@ * GNU General Public License for more details. * */ -#include <linux/gpio.h> #include <linux/kernel.h> #include <linux/init.h> #include <linux/of.h> @@ -21,7 +20,6 @@ #include <mach/pinmux.h> #include <mach/pinmux-tegra20.h> -#include "gpio-names.h" #include "board-pinmux.h" #include "board-trimslice.h" @@ -144,19 +142,9 @@ static struct tegra_pingroup_config trimslice_pinmux[] = { {TEGRA_PINGROUP_XM2D, TEGRA_MUX_NONE, TEGRA_PUPD_NORMAL, TEGRA_TRI_NORMAL}, }; -static struct tegra_gpio_table gpio_table[] = { - { .gpio = TRIMSLICE_GPIO_SD4_CD, .enable = true }, /* mmc4 cd */ - { .gpio = TRIMSLICE_GPIO_SD4_WP, .enable = true }, /* mmc4 wp */ - - { .gpio = TRIMSLICE_GPIO_USB1_MODE, .enable = true }, /* USB1 mode */ - { .gpio = TRIMSLICE_GPIO_USB2_RST, .enable = true }, /* USB2 PHY rst */ -}; - static struct tegra_board_pinmux_conf conf = { .pgs = trimslice_pinmux, .pg_count = ARRAY_SIZE(trimslice_pinmux), - .gpios = gpio_table, - .gpio_count = ARRAY_SIZE(gpio_table), }; void trimslice_pinmux_init(void) diff --git a/arch/arm/mach-tegra/include/mach/gpio-tegra.h b/arch/arm/mach-tegra/include/mach/gpio-tegra.h index 6140820..a978b3c 100644 --- a/arch/arm/mach-tegra/include/mach/gpio-tegra.h +++ b/arch/arm/mach-tegra/include/mach/gpio-tegra.h @@ -25,13 +25,4 @@ #define TEGRA_NR_GPIOS INT_GPIO_NR -struct tegra_gpio_table { - int gpio; /* GPIO number */ - bool enable; /* Enable for GPIO at init? */ -}; - -void tegra_gpio_config(struct tegra_gpio_table *table, int num); -void tegra_gpio_enable(int gpio); -void tegra_gpio_disable(int gpio); - #endif diff --git a/arch/arm/mach-tegra/usb_phy.c b/arch/arm/mach-tegra/usb_phy.c index c5b2ac0..d71d2fe 100644 --- a/arch/arm/mach-tegra/usb_phy.c +++ b/arch/arm/mach-tegra/usb_phy.c @@ -711,7 +711,6 @@ struct tegra_usb_phy *tegra_usb_phy_open(int instance, void __iomem *regs, err = -ENXIO; goto err1; } - tegra_gpio_enable(ulpi_config->reset_gpio); gpio_request(ulpi_config->reset_gpio, "ulpi_phy_reset_b"); gpio_direction_output(ulpi_config->reset_gpio, 0); phy->ulpi = otg_ulpi_create(&ulpi_viewport_access_ops, 0); diff --git a/drivers/gpio/gpio-tegra.c b/drivers/gpio/gpio-tegra.c index 4383a72..dc5184d 100644 --- a/drivers/gpio/gpio-tegra.c +++ b/drivers/gpio/gpio-tegra.c @@ -26,10 +26,10 @@ #include <linux/platform_device.h> #include <linux/module.h> #include <linux/irqdomain.h> +#include <linux/pinctrl/consumer.h> #include <asm/mach/irq.h> -#include <mach/gpio-tegra.h> #include <mach/iomap.h> #include <mach/suspend.h> @@ -108,18 +108,29 @@ static void tegra_gpio_mask_write(u32 reg, int gpio, int value) tegra_gpio_writel(val, reg); } -void tegra_gpio_enable(int gpio) +static void tegra_gpio_enable(int gpio) { tegra_gpio_mask_write(GPIO_MSK_CNF(gpio), gpio, 1); } EXPORT_SYMBOL_GPL(tegra_gpio_enable); -void tegra_gpio_disable(int gpio) +static void tegra_gpio_disable(int gpio) { tegra_gpio_mask_write(GPIO_MSK_CNF(gpio), gpio, 0); } EXPORT_SYMBOL_GPL(tegra_gpio_disable); +int tegra_gpio_request(struct gpio_chip *chip, unsigned offset) +{ + return pinctrl_request_gpio(offset); +} + +void tegra_gpio_free(struct gpio_chip *chip, unsigned offset) +{ + pinctrl_free_gpio(offset); + tegra_gpio_disable(offset); +} + static void tegra_gpio_set(struct gpio_chip *chip, unsigned offset, int value) { tegra_gpio_mask_write(GPIO_MSK_OUT(offset), offset, value); @@ -133,6 +144,7 @@ static int tegra_gpio_get(struct gpio_chip *chip, unsigned offset) static int tegra_gpio_direction_input(struct gpio_chip *chip, unsigned offset) { tegra_gpio_mask_write(GPIO_MSK_OE(offset), offset, 0); + tegra_gpio_enable(offset); return 0; } @@ -141,6 +153,7 @@ static int tegra_gpio_direction_output(struct gpio_chip *chip, unsigned offset, { tegra_gpio_set(chip, offset, value); tegra_gpio_mask_write(GPIO_MSK_OE(offset), offset, 1); + tegra_gpio_enable(offset); return 0; } @@ -151,13 +164,14 @@ static int tegra_gpio_to_irq(struct gpio_chip *chip, unsigned offset) static struct gpio_chip tegra_gpio_chip = { .label = "tegra-gpio", + .request = tegra_gpio_request, + .free = tegra_gpio_free, .direction_input = tegra_gpio_direction_input, .get = tegra_gpio_get, .direction_output = tegra_gpio_direction_output, .set = tegra_gpio_set, .to_irq = tegra_gpio_to_irq, .base = 0, - .ngpio = TEGRA_NR_GPIOS, }; static void tegra_gpio_irq_ack(struct irq_data *d) @@ -493,20 +507,6 @@ static int __init tegra_gpio_init(void) } postcore_initcall(tegra_gpio_init); -void tegra_gpio_config(struct tegra_gpio_table *table, int num) -{ - int i; - - for (i = 0; i < num; i++) { - int gpio = table[i].gpio; - - if (table[i].enable) - tegra_gpio_enable(gpio); - else - tegra_gpio_disable(gpio); - } -} - #ifdef CONFIG_DEBUG_FS #include <linux/debugfs.h> diff --git a/drivers/mmc/host/sdhci-tegra.c b/drivers/mmc/host/sdhci-tegra.c index 53b2650..ff5a169 100644 --- a/drivers/mmc/host/sdhci-tegra.c +++ b/drivers/mmc/host/sdhci-tegra.c @@ -269,7 +269,6 @@ static int __devinit sdhci_tegra_probe(struct platform_device *pdev) "failed to allocate power gpio\n"); goto err_power_req; } - tegra_gpio_enable(plat->power_gpio); gpio_direction_output(plat->power_gpio, 1); } @@ -280,7 +279,6 @@ static int __devinit sdhci_tegra_probe(struct platform_device *pdev) "failed to allocate cd gpio\n"); goto err_cd_req; } - tegra_gpio_enable(plat->cd_gpio); gpio_direction_input(plat->cd_gpio); rc = request_irq(gpio_to_irq(plat->cd_gpio), carddetect_irq, @@ -301,7 +299,6 @@ static int __devinit sdhci_tegra_probe(struct platform_device *pdev) "failed to allocate wp gpio\n"); goto err_wp_req; } - tegra_gpio_enable(plat->wp_gpio); gpio_direction_input(plat->wp_gpio); } @@ -329,23 +326,17 @@ err_add_host: clk_disable(pltfm_host->clk); clk_put(pltfm_host->clk); err_clk_get: - if (gpio_is_valid(plat->wp_gpio)) { - tegra_gpio_disable(plat->wp_gpio); + if (gpio_is_valid(plat->wp_gpio)) gpio_free(plat->wp_gpio); - } err_wp_req: if (gpio_is_valid(plat->cd_gpio)) free_irq(gpio_to_irq(plat->cd_gpio), host); err_cd_irq_req: - if (gpio_is_valid(plat->cd_gpio)) { - tegra_gpio_disable(plat->cd_gpio); + if (gpio_is_valid(plat->cd_gpio)) gpio_free(plat->cd_gpio); - } err_cd_req: - if (gpio_is_valid(plat->power_gpio)) { - tegra_gpio_disable(plat->power_gpio); + if (gpio_is_valid(plat->power_gpio)) gpio_free(plat->power_gpio); - } err_power_req: err_no_plat: sdhci_pltfm_free(pdev); @@ -362,21 +353,16 @@ static int __devexit sdhci_tegra_remove(struct platform_device *pdev) sdhci_remove_host(host, dead); - if (gpio_is_valid(plat->wp_gpio)) { - tegra_gpio_disable(plat->wp_gpio); + if (gpio_is_valid(plat->wp_gpio)) gpio_free(plat->wp_gpio); - } if (gpio_is_valid(plat->cd_gpio)) { free_irq(gpio_to_irq(plat->cd_gpio), host); - tegra_gpio_disable(plat->cd_gpio); gpio_free(plat->cd_gpio); } - if (gpio_is_valid(plat->power_gpio)) { - tegra_gpio_disable(plat->power_gpio); + if (gpio_is_valid(plat->power_gpio)) gpio_free(plat->power_gpio); - } clk_disable(pltfm_host->clk); clk_put(pltfm_host->clk); |