ARM: tegra: kai: Remove tegra_gpio_enable/disable

Removing tegra_gpio_enable and disable calls
from board files as they are supported thorugh
set direction calls in the driver

Bug 984439

Change-Id: I4ec51c8eb68c373b7cec6903bf52539cd520b227
Reviewed-on: http://git-master/r/102813
Reviewed-by: Simone Willett <swillett@nvidia.com>
Tested-by: Simone Willett <swillett@nvidia.com>

7 files changed, 0 insertions, 53 deletions

diff --git a/arch/arm/mach-tegra/board-kai-kbc.c b/arch/arm/mach-tegra/board-kai-kbc.c
index 928e5de707c9..e55383a1028b 100644
--- a/arch/arm/mach-tegra/board-kai-kbc.c
+++ b/arch/arm/mach-tegra/board-kai-kbc.c
@@ -90,13 +90,6 @@ int __init kai_keys_init(void)
 
 	pr_info("Registering gpio keys\n");
 
-	/* Enable gpio mode for other pins */
-	for (i = 0; i < kai_keys_platform_data.nbuttons; i++) {
-		if (kai_keys_platform_data.buttons[i].gpio < 0)
-			continue;
-		tegra_gpio_enable(kai_keys_platform_data.buttons[i].gpio);
-	}
-
 	platform_device_register(&kai_keys_device);
 
 	return 0;
diff --git a/arch/arm/mach-tegra/board-kai-panel.c b/arch/arm/mach-tegra/board-kai-panel.c
index 4073afe2fc8d..45333840ffb7 100644
--- a/arch/arm/mach-tegra/board-kai-panel.c
+++ b/arch/arm/mach-tegra/board-kai-panel.c
@@ -111,8 +111,6 @@ static int kai_backlight_init(struct device *dev)
 	if (WARN_ON(ARRAY_SIZE(kai_bl_output_measured) != 256))
 		pr_err("bl_output array does not have 256 elements\n");
 
-	tegra_gpio_disable(kai_bl_pwm);
-
 	ret = gpio_request(kai_bl_enb, "backlight_enb");
 	if (ret < 0)
 		return ret;
@@ -120,8 +118,6 @@ static int kai_backlight_init(struct device *dev)
 	ret = gpio_direction_output(kai_bl_enb, 1);
 	if (ret < 0)
 		gpio_free(kai_bl_enb);
-	else
-		tegra_gpio_enable(kai_bl_enb);
 
 	return ret;
 };
@@ -132,7 +128,6 @@ static void kai_backlight_exit(struct device *dev)
 	/*ret = gpio_request(kai_bl_enb, "backlight_enb");*/
 	gpio_set_value(kai_bl_enb, 0);
 	gpio_free(kai_bl_enb);
-	tegra_gpio_disable(kai_bl_enb);
 	return;
 }
 
@@ -654,35 +649,27 @@ int __init kai_panel_init(void)
 #endif
 	gpio_request(kai_lvds_avdd_en, "lvds_avdd_en");
 	gpio_direction_output(kai_lvds_avdd_en, 1);
-	tegra_gpio_enable(kai_lvds_avdd_en);
 
 	gpio_request(kai_lvds_stdby, "lvds_stdby");
 	gpio_direction_output(kai_lvds_stdby, 1);
-	tegra_gpio_enable(kai_lvds_stdby);
 
 	gpio_request(kai_lvds_rst, "lvds_rst");
 	gpio_direction_output(kai_lvds_rst, 1);
-	tegra_gpio_enable(kai_lvds_rst);
 
 	if (board_info.fab == BOARD_FAB_A00) {
 		gpio_request(kai_lvds_rs_a00, "lvds_rs");
 		gpio_direction_output(kai_lvds_rs_a00, 0);
-		tegra_gpio_enable(kai_lvds_rs_a00);
 	} else {
 		gpio_request(kai_lvds_rs, "lvds_rs");
 		gpio_direction_output(kai_lvds_rs, 0);
-		tegra_gpio_enable(kai_lvds_rs);
 	}
 
 	gpio_request(kai_lvds_lr, "lvds_lr");
 	gpio_direction_output(kai_lvds_lr, 1);
-	tegra_gpio_enable(kai_lvds_lr);
 
 	gpio_request(kai_lvds_shutdown, "lvds_shutdown");
 	gpio_direction_output(kai_lvds_shutdown, 1);
-	tegra_gpio_enable(kai_lvds_shutdown);
 
-	tegra_gpio_enable(kai_hdmi_hpd);
 	gpio_request(kai_hdmi_hpd, "hdmi_hpd");
 	gpio_direction_input(kai_hdmi_hpd);
 
diff --git a/arch/arm/mach-tegra/board-kai-pinmux.c b/arch/arm/mach-tegra/board-kai-pinmux.c
index fa750f15ca7e..be11d4ef6698 100644
--- a/arch/arm/mach-tegra/board-kai-pinmux.c
+++ b/arch/arm/mach-tegra/board-kai-pinmux.c
@@ -449,13 +449,9 @@ static __initdata struct tegra_pingroup_config unused_pins_lowpower[] = {
 
 static void __init kai_pinmux_audio_init(void)
 {
-	tegra_gpio_enable(TEGRA_GPIO_CDC_IRQ);
 	gpio_request(TEGRA_GPIO_CDC_IRQ, "rt5640");
 	gpio_direction_input(TEGRA_GPIO_CDC_IRQ);
 
-	tegra_gpio_enable(TEGRA_GPIO_HP_DET);
-	tegra_gpio_enable(TEGRA_GPIO_INT_MIC_EN);
-	tegra_gpio_enable(TEGRA_GPIO_EXT_MIC_EN);
 }
 
 /* We are disabling this code for now. */
@@ -551,7 +547,6 @@ static void set_unused_pin_gpio(struct gpio_init_pin_info *lpm_pin_info,
 			gpio_free(pin_info->gpio_nr);
 			continue;
 		}
-		tegra_gpio_enable(pin_info->gpio_nr);
 	}
 }
 
diff --git a/arch/arm/mach-tegra/board-kai-power.c b/arch/arm/mach-tegra/board-kai-power.c
index e89b2bd2246d..22cf7937047e 100644
--- a/arch/arm/mach-tegra/board-kai-power.c
+++ b/arch/arm/mach-tegra/board-kai-power.c
@@ -567,8 +567,6 @@ static int __init kai_fixed_regulator_init(void)
 			fixed_reg_devs[i]->dev.platform_data;
 		gpio_nr = fixed_reg_pdata->gpio;
 
-		if (gpio_nr < TEGRA_NR_GPIOS)
-			tegra_gpio_enable(gpio_nr);
 	}
 
 	return platform_add_devices(fixed_reg_devs, nfixreg_devs);
diff --git a/arch/arm/mach-tegra/board-kai-sdhci.c b/arch/arm/mach-tegra/board-kai-sdhci.c
index 8d1d4a9bd4a8..bc062b55c68b 100644
--- a/arch/arm/mach-tegra/board-kai-sdhci.c
+++ b/arch/arm/mach-tegra/board-kai-sdhci.c
@@ -243,9 +243,6 @@ static int __init kai_wifi_init(void)
 	if (rc)
 		pr_err("WLAN_IRQ gpio request failed:%d\n", rc);
 
-	tegra_gpio_enable(KAI_WLAN_EN);
-	tegra_gpio_enable(KAI_WLAN_IRQ);
-
 	rc = gpio_direction_output(KAI_WLAN_EN, 0);
 	if (rc)
 		pr_err("WLAN_EN gpio direction configuration failed:%d\n", rc);
diff --git a/arch/arm/mach-tegra/board-kai-sensors.c b/arch/arm/mach-tegra/board-kai-sensors.c
index 9564aaf0cfde..c545b2d0d786 100644
--- a/arch/arm/mach-tegra/board-kai-sensors.c
+++ b/arch/arm/mach-tegra/board-kai-sensors.c
@@ -135,9 +135,6 @@ static int kai_nct1008_init(void)
 		pr_err("%s: set gpio to input failed\n", __func__);
 		gpio_free(KAI_TEMP_ALERT_GPIO);
 	}
-	else
-		tegra_gpio_enable(KAI_TEMP_ALERT_GPIO);
-
 	return ret;
 }
 
@@ -158,7 +155,6 @@ static int kai_camera_init(void)
 {
 	int ret;
 
-	tegra_gpio_enable(CAM2_POWER_DWN_GPIO);
 	ret = gpio_request(CAM2_POWER_DWN_GPIO, "cam2_power_en");
 	if (ret < 0) {
 		pr_err("%s: gpio_request failed for gpio %s\n",
@@ -168,7 +164,6 @@ static int kai_camera_init(void)
 	gpio_direction_output(CAM2_POWER_DWN_GPIO, 1);
 	mdelay(10);
 
-	tegra_gpio_enable(CAM2_RST_GPIO);
 	ret = gpio_request(CAM2_RST_GPIO, "cam2_reset");
 	if (ret < 0) {
 		pr_err("%s: gpio_request failed for gpio %s\n",
@@ -314,7 +309,6 @@ static void mpuirq_init(void)
 #if (MPU_GYRO_TYPE == MPU_TYPE_MPU3050)
 #if MPU_ACCEL_IRQ_GPIO
 	/* ACCEL-IRQ assignment */
-	tegra_gpio_enable(MPU_ACCEL_IRQ_GPIO);
 	ret = gpio_request(MPU_ACCEL_IRQ_GPIO, MPU_ACCEL_NAME);
 	if (ret < 0) {
 		pr_err("%s: gpio_request failed %d\n", __func__, ret);
@@ -331,7 +325,6 @@ static void mpuirq_init(void)
 #endif
 
 	/* MPU-IRQ assignment */
-	tegra_gpio_enable(MPU_GYRO_IRQ_GPIO);
 	ret = gpio_request(MPU_GYRO_IRQ_GPIO, MPU_GYRO_NAME);
 	if (ret < 0) {
 		pr_err("%s: gpio_request failed %d\n", __func__, ret);
diff --git a/arch/arm/mach-tegra/board-kai.c b/arch/arm/mach-tegra/board-kai.c
index 193d68632d52..86374cf27271 100644
--- a/arch/arm/mach-tegra/board-kai.c
+++ b/arch/arm/mach-tegra/board-kai.c
@@ -108,7 +108,6 @@ static noinline void __init kai_bt_st(void)
 
 	platform_device_register(&wl128x_device);
 	platform_device_register(&btwilink_device);
-	tegra_gpio_enable(TEGRA_GPIO_PU0);
 }
 
 static struct resource kai_bluesleep_resources[] = {
@@ -620,9 +619,6 @@ static int __init kai_touch_init(void)
 {
 	int touch_id;
 
-	tegra_gpio_enable(KAI_TS_ID1);
-	tegra_gpio_enable(KAI_TS_ID2);
-
 	gpio_request(KAI_TS_ID1, "touch-id1");
 	gpio_direction_input(KAI_TS_ID1);
 
@@ -764,10 +760,6 @@ static void kai_modem_init(void)
 {
 	int ret;
 
-	tegra_gpio_enable(TEGRA_GPIO_W_DISABLE);
-	tegra_gpio_enable(TEGRA_GPIO_MODEM_RSVD1);
-	tegra_gpio_enable(TEGRA_GPIO_MODEM_RSVD2);
-
 	ret = gpio_request(TEGRA_GPIO_W_DISABLE, "w_disable_gpio");
 	if (ret < 0)
 		pr_err("%s: gpio_request failed for gpio %d\n",
@@ -813,13 +805,6 @@ static void kai_audio_init(void)
 	}
 }
 
-static void kai_nfc_init(void)
-{
-	tegra_gpio_enable(TEGRA_GPIO_PX0);
-	tegra_gpio_enable(TEGRA_GPIO_PS7);
-	tegra_gpio_enable(TEGRA_GPIO_PR3);
-}
-
 static void __init tegra_kai_init(void)
 {
 	tegra_thermal_init(&thermal_data);
@@ -843,7 +828,6 @@ static void __init tegra_kai_init(void)
 	kai_panel_init();
 	kai_bt_st();
 	kai_tegra_setup_tibluesleep();
-	kai_nfc_init();
 	kai_sensors_init();
 	kai_pins_state_init();
 	kai_emc_init();