diff options
| -rw-r--r-- | arch/arm/cpu/armv7/exynos/pinmux.c | 3 | ||||
| -rw-r--r-- | board/samsung/arndale/arndale.c | 2 | ||||
| -rw-r--r-- | board/samsung/common/misc.c | 2 | ||||
| -rw-r--r-- | board/samsung/goni/goni.c | 2 | ||||
| -rw-r--r-- | board/samsung/smdk5250/exynos5-dt.c | 7 | ||||
| -rw-r--r-- | board/samsung/smdk5420/smdk5420.c | 4 | ||||
| -rw-r--r-- | board/samsung/trats/trats.c | 15 | ||||
| -rw-r--r-- | board/samsung/trats2/trats2.c | 26 | ||||
| -rw-r--r-- | board/samsung/universal_c210/universal.c | 3 | ||||
| -rw-r--r-- | drivers/mmc/s5p_sdhci.c | 7 |
10 files changed, 62 insertions, 9 deletions
diff --git a/arch/arm/cpu/armv7/exynos/pinmux.c b/arch/arm/cpu/armv7/exynos/pinmux.c index 2caeb3e2b4..3d95dc3339 100644 --- a/arch/arm/cpu/armv7/exynos/pinmux.c +++ b/arch/arm/cpu/armv7/exynos/pinmux.c @@ -172,6 +172,9 @@ static int exynos5420_mmc_config(int peripheral, int flags) * this same assumption. */ if ((peripheral == PERIPH_ID_SDMMC0) && (i == (start + 2))) { +#ifndef CONFIG_SPL_BUILD + gpio_request(i, "sdmmc0_vdden"); +#endif gpio_set_value(i, 1); gpio_cfg_pin(i, S5P_GPIO_OUTPUT); } else { diff --git a/board/samsung/arndale/arndale.c b/board/samsung/arndale/arndale.c index e39795dfdf..881d080522 100644 --- a/board/samsung/arndale/arndale.c +++ b/board/samsung/arndale/arndale.c @@ -19,6 +19,8 @@ int board_usb_init(int index, enum usb_init_type init) /* Configure gpios for usb 3503 hub: * disconnect, toggle reset and connect */ + gpio_request(EXYNOS5_GPIO_D17, "usb_connect"); + gpio_request(EXYNOS5_GPIO_X35, "usb_reset"); gpio_direction_output(EXYNOS5_GPIO_D17, 0); gpio_direction_output(EXYNOS5_GPIO_X35, 0); diff --git a/board/samsung/common/misc.c b/board/samsung/common/misc.c index b935922eab..4538ac7f2a 100644 --- a/board/samsung/common/misc.c +++ b/board/samsung/common/misc.c @@ -411,6 +411,8 @@ void check_boot_mode(void) void keys_init(void) { /* Set direction to input */ + gpio_request(KEY_VOL_UP_GPIO, "volume-up"); + gpio_request(KEY_VOL_DOWN_GPIO, "volume-down"); gpio_direction_input(KEY_VOL_UP_GPIO); gpio_direction_input(KEY_VOL_DOWN_GPIO); } diff --git a/board/samsung/goni/goni.c b/board/samsung/goni/goni.c index 4cee78bab2..58cf96eaa8 100644 --- a/board/samsung/goni/goni.c +++ b/board/samsung/goni/goni.c @@ -90,6 +90,7 @@ int board_mmc_init(bd_t *bis) int i, ret, ret_sd = 0; /* MASSMEMORY_EN: XMSMDATA7: GPJ2[7] output high */ + gpio_request(S5PC110_GPIO_J27, "massmemory_en"); gpio_direction_output(S5PC110_GPIO_J27, 1); /* @@ -118,6 +119,7 @@ int board_mmc_init(bd_t *bis) * SD card (T_FLASH) detect and init * T_FLASH_DETECT: EINT28: GPH3[4] input mode */ + gpio_request(S5PC110_GPIO_H34, "t_flash_detect"); gpio_cfg_pin(S5PC110_GPIO_H34, S5P_GPIO_INPUT); gpio_set_pull(S5PC110_GPIO_H34, S5P_GPIO_PULL_UP); diff --git a/board/samsung/smdk5250/exynos5-dt.c b/board/samsung/smdk5250/exynos5-dt.c index d6ce1337b9..53ff7061d7 100644 --- a/board/samsung/smdk5250/exynos5-dt.c +++ b/board/samsung/smdk5250/exynos5-dt.c @@ -29,6 +29,7 @@ DECLARE_GLOBAL_DATA_PTR; static void board_enable_audio_codec(void) { /* Enable MAX98095 Codec */ + gpio_request(EXYNOS5_GPIO_X17, "max98095_enable"); gpio_direction_output(EXYNOS5_GPIO_X17, 1); gpio_set_pull(EXYNOS5_GPIO_X17, S5P_GPIO_PULL_NONE); } @@ -199,16 +200,19 @@ static int board_dp_bridge_setup(void) /* Setup the GPIOs */ /* PD is ACTIVE_LOW, and initially de-asserted */ + gpio_request(EXYNOS5_GPIO_Y25, "dp_bridge_pd"); gpio_set_pull(EXYNOS5_GPIO_Y25, S5P_GPIO_PULL_NONE); gpio_direction_output(EXYNOS5_GPIO_Y25, 1); /* Reset is ACTIVE_LOW */ + gpio_request(EXYNOS5_GPIO_X15, "dp_bridge_reset"); gpio_set_pull(EXYNOS5_GPIO_X15, S5P_GPIO_PULL_NONE); gpio_direction_output(EXYNOS5_GPIO_X15, 0); udelay(10); gpio_set_value(EXYNOS5_GPIO_X15, 1); + gpio_request(EXYNOS5_GPIO_X07, "dp_bridge_hpd"); gpio_direction_input(EXYNOS5_GPIO_X07); /* @@ -236,10 +240,12 @@ static int board_dp_bridge_setup(void) void exynos_cfg_lcd_gpio(void) { /* For Backlight */ + gpio_request(EXYNOS5_GPIO_B20, "lcd_backlight"); gpio_cfg_pin(EXYNOS5_GPIO_B20, S5P_GPIO_OUTPUT); gpio_set_value(EXYNOS5_GPIO_B20, 1); /* LCD power on */ + gpio_request(EXYNOS5_GPIO_X15, "lcd_power"); gpio_cfg_pin(EXYNOS5_GPIO_X15, S5P_GPIO_OUTPUT); gpio_set_value(EXYNOS5_GPIO_X15, 1); @@ -276,6 +282,7 @@ void exynos_backlight_on(unsigned int on) mdelay(10); /* board_dp_backlight_en */ + gpio_request(EXYNOS5_GPIO_X30, "board_dp_backlight_en"); gpio_direction_output(EXYNOS5_GPIO_X30, 1); #endif } diff --git a/board/samsung/smdk5420/smdk5420.c b/board/samsung/smdk5420/smdk5420.c index 47998abeaf..a691222b8b 100644 --- a/board/samsung/smdk5420/smdk5420.c +++ b/board/samsung/smdk5420/smdk5420.c @@ -74,9 +74,12 @@ void exynos_lcd_power_on(void) mdelay(5); /* TODO(ajaykumar.rs@samsung.com): Use device tree */ + gpio_request(EXYNOS5420_GPIO_X35, "edp_slp#"); gpio_direction_output(EXYNOS5420_GPIO_X35, 1); /* EDP_SLP# */ mdelay(10); + gpio_request(EXYNOS5420_GPIO_Y77, "edp_rst#"); gpio_direction_output(EXYNOS5420_GPIO_Y77, 1); /* EDP_RST# */ + gpio_request(EXYNOS5420_GPIO_X26, "edp_hpd"); gpio_direction_input(EXYNOS5420_GPIO_X26); /* EDP_HPD */ gpio_set_pull(EXYNOS5420_GPIO_X26, S5P_GPIO_PULL_NONE); @@ -88,6 +91,7 @@ void exynos_lcd_power_on(void) void exynos_backlight_on(unsigned int onoff) { /* For PWM */ + gpio_request(EXYNOS5420_GPIO_B20, "backlight_on"); gpio_cfg_pin(EXYNOS5420_GPIO_B20, S5P_GPIO_FUNC(0x1)); gpio_set_value(EXYNOS5420_GPIO_B20, 1); diff --git a/board/samsung/trats/trats.c b/board/samsung/trats/trats.c index 9e76b5d691..e163e45a58 100644 --- a/board/samsung/trats/trats.c +++ b/board/samsung/trats/trats.c @@ -63,6 +63,8 @@ void i2c_init_board(void) } /* I2C_8 -> FG */ + gpio_request(EXYNOS4_GPIO_Y40, "i2c_clk"); + gpio_request(EXYNOS4_GPIO_Y41, "i2c_data"); gpio_direction_output(EXYNOS4_GPIO_Y40, 1); gpio_direction_output(EXYNOS4_GPIO_Y41, 1); } @@ -346,12 +348,17 @@ int exynos_power_init(void) static unsigned int get_hw_revision(void) { int hwrev = 0; + char str[10]; int i; /* hw_rev[3:0] == GPE1[3:0] */ - for (i = EXYNOS4_GPIO_E10; i < EXYNOS4_GPIO_E14; i++) { - gpio_cfg_pin(i, S5P_GPIO_INPUT); - gpio_set_pull(i, S5P_GPIO_PULL_NONE); + for (i = 0; i < 4; i++) { + int pin = i + EXYNOS4_GPIO_E10; + + sprintf(str, "hw_rev%d", i); + gpio_request(pin, str); + gpio_cfg_pin(pin, S5P_GPIO_INPUT); + gpio_set_pull(pin, S5P_GPIO_PULL_NONE); } udelay(1); @@ -517,6 +524,7 @@ static void board_power_init(void) static void exynos_uart_init(void) { /* UART_SEL GPY4[7] (part2) at EXYNOS4 */ + gpio_request(EXYNOS4_GPIO_Y47, "uart_sel"); gpio_set_pull(EXYNOS4_GPIO_Y47, S5P_GPIO_PULL_UP); gpio_direction_output(EXYNOS4_GPIO_Y47, 1); } @@ -534,6 +542,7 @@ int exynos_early_init_f(void) void exynos_reset_lcd(void) { + gpio_request(EXYNOS4_GPIO_Y45, "lcd_reset"); gpio_direction_output(EXYNOS4_GPIO_Y45, 1); udelay(10000); gpio_direction_output(EXYNOS4_GPIO_Y45, 0); diff --git a/board/samsung/trats2/trats2.c b/board/samsung/trats2/trats2.c index 2924ee68ad..a7377497e5 100644 --- a/board/samsung/trats2/trats2.c +++ b/board/samsung/trats2/trats2.c @@ -33,6 +33,7 @@ static inline u32 get_model_rev(void); static void check_hw_revision(void) { int modelrev = 0; + char str[12]; int i; /* @@ -41,13 +42,22 @@ static void check_hw_revision(void) * TRM say that it may cause unexcepted state and leakage current. * and pull-none is only for output function. */ - for (i = EXYNOS4X12_GPIO_M10; i < EXYNOS4X12_GPIO_M12; i++) - gpio_cfg_pin(i, S5P_GPIO_INPUT); + for (i = 0; i < 2; i++) { + int pin = i + EXYNOS4X12_GPIO_M10; + + sprintf(str, "model_rev%d", i); + gpio_request(pin, str); + gpio_cfg_pin(pin, S5P_GPIO_INPUT); + } /* GPM1[5:2]: HW_REV[3:0] */ - for (i = EXYNOS4X12_GPIO_M12; i < EXYNOS4X12_GPIO_M16; i++) { - gpio_cfg_pin(i, S5P_GPIO_INPUT); - gpio_set_pull(i, S5P_GPIO_PULL_NONE); + for (i = 0; i < 4; i++) { + int pin = i + EXYNOS4X12_GPIO_M12; + + sprintf(str, "hw_rev%d", i); + gpio_request(pin, str); + gpio_cfg_pin(pin, S5P_GPIO_INPUT); + gpio_set_pull(pin, S5P_GPIO_PULL_NONE); } /* GPM1[1:0]: MODEL_REV[1:0] */ @@ -103,10 +113,14 @@ static void board_init_i2c(void) } /* I2C_8 */ + gpio_request(EXYNOS4X12_GPIO_F14, "i2c8_clk"); + gpio_request(EXYNOS4X12_GPIO_F15, "i2c8_data"); gpio_direction_output(EXYNOS4X12_GPIO_F14, 1); gpio_direction_output(EXYNOS4X12_GPIO_F15, 1); /* I2C_9 */ + gpio_request(EXYNOS4X12_GPIO_M21, "i2c9_clk"); + gpio_request(EXYNOS4X12_GPIO_M20, "i2c9_data"); gpio_direction_output(EXYNOS4X12_GPIO_M21, 1); gpio_direction_output(EXYNOS4X12_GPIO_M20, 1); } @@ -388,6 +402,7 @@ void exynos_lcd_power_on(void) struct pmic *p = pmic_get("MAX77686_PMIC"); /* LCD_2.2V_EN: GPC0[1] */ + gpio_request(EXYNOS4X12_GPIO_C01, "lcd_2v2_en"); gpio_set_pull(EXYNOS4X12_GPIO_C01, S5P_GPIO_PULL_UP); gpio_direction_output(EXYNOS4X12_GPIO_C01, 1); @@ -400,6 +415,7 @@ void exynos_lcd_power_on(void) void exynos_reset_lcd(void) { /* reset lcd */ + gpio_request(EXYNOS4X12_GPIO_F21, "lcd_reset"); gpio_direction_output(EXYNOS4X12_GPIO_F21, 0); udelay(10); gpio_set_value(EXYNOS4X12_GPIO_F21, 1); diff --git a/board/samsung/universal_c210/universal.c b/board/samsung/universal_c210/universal.c index f9d3325b66..c04f48ca99 100644 --- a/board/samsung/universal_c210/universal.c +++ b/board/samsung/universal_c210/universal.c @@ -330,6 +330,7 @@ void exynos_cfg_lcd_gpio(void) } /* gpio pad configuration for LCD reset. */ + gpio_request(EXYNOS4_GPIO_Y45, "lcd_reset"); gpio_cfg_pin(EXYNOS4_GPIO_Y45, S5P_GPIO_OUTPUT); spi_init(); @@ -386,6 +387,7 @@ int exynos_init(void) * you should set it HIGH since it removes the inverter */ /* MASSMEMORY_EN: XMDMDATA_6: GPE3[6] */ + gpio_request(EXYNOS4_GPIO_E36, "ldo_en"); gpio_direction_output(EXYNOS4_GPIO_E36, 0); break; default: @@ -394,6 +396,7 @@ int exynos_init(void) * But set it as HIGH to ensure */ /* MASSMEMORY_EN: XMDMADDR_3: GPE1[3] */ + gpio_request(EXYNOS4_GPIO_E13, "massmemory_en"); gpio_direction_output(EXYNOS4_GPIO_E13, 1); break; } diff --git a/drivers/mmc/s5p_sdhci.c b/drivers/mmc/s5p_sdhci.c index 637dd972a5..0dea45d079 100644 --- a/drivers/mmc/s5p_sdhci.c +++ b/drivers/mmc/s5p_sdhci.c @@ -102,6 +102,7 @@ struct sdhci_host sdhci_host[SDHCI_MAX_HOSTS]; static int do_sdhci_init(struct sdhci_host *host) { + char str[20]; int dev_id, flag; int err = 0; @@ -109,6 +110,8 @@ static int do_sdhci_init(struct sdhci_host *host) dev_id = host->index + PERIPH_ID_SDMMC0; if (fdt_gpio_isvalid(&host->pwr_gpio)) { + sprintf(str, "sdhci%d_power", host->index & 0xf); + gpio_request(host->pwr_gpio.gpio, str); gpio_direction_output(host->pwr_gpio.gpio, 1); err = exynos_pinmux_config(dev_id, flag); if (err) { @@ -118,7 +121,9 @@ static int do_sdhci_init(struct sdhci_host *host) } if (fdt_gpio_isvalid(&host->cd_gpio)) { - gpio_direction_output(host->cd_gpio.gpio, 0xf); + sprintf(str, "sdhci%d_cd", host->index & 0xf); + gpio_request(host->cd_gpio.gpio, str); + gpio_direction_output(host->cd_gpio.gpio, 1); if (gpio_get_value(host->cd_gpio.gpio)) return -ENODEV; |
