kernel: add support for ar1335

Bug 1598204

Change-Id: I453d18ce570e57c0feab8dc3b24cc2c957b95301
Signed-off-by: Ming Wong <miwong@nvidia.com>
Reviewed-on: http://git-master/r/672147
GVS: Gerrit_Virtual_Submit
Reviewed-by: Venkat Moganty <vmoganty@nvidia.com>

4 files changed, 134 insertions, 0 deletions

diff --git a/arch/arm/boot/dts/tegra124-platforms/tegra124-jetson_tk1-pmic-pm375-0000-c00-00.dtsi b/arch/arm/boot/dts/tegra124-platforms/tegra124-jetson_tk1-pmic-pm375-0000-c00-00.dtsi
index 57e147e5fba0..13645bb027df 100644
--- a/arch/arm/boot/dts/tegra124-platforms/tegra124-jetson_tk1-pmic-pm375-0000-c00-00.dtsi
+++ b/arch/arm/boot/dts/tegra124-platforms/tegra124-jetson_tk1-pmic-pm375-0000-c00-00.dtsi
@@ -367,6 +367,10 @@
 					     c10 {
 						     regulator-consumer-supply = "avdd_hsic_mdm";
 					     };
+					     c11 {
+						     regulator-consumer-supply = "vdig_csi";
+						     regulator-consumer-device = "2-0036";
+					     };
 				     };
 			     };
 
@@ -405,6 +409,10 @@
 						     regulator-consumer-supply = "vana";
 						     regulator-consumer-device = "2-0018";
 					     };
+					     c6 {
+						     regulator-consumer-supply = "vana";
+						     regulator-consumer-device = "2-0036";
+					     };
 				     };
 			     };
 
diff --git a/arch/arm/boot/dts/tegra124-platforms/tegra124-pm359-camera-a00.dtsi b/arch/arm/boot/dts/tegra124-platforms/tegra124-pm359-camera-a00.dtsi
index e84ffcc1c87d..6e35bef14643 100644
--- a/arch/arm/boot/dts/tegra124-platforms/tegra124-pm359-camera-a00.dtsi
+++ b/arch/arm/boot/dts/tegra124-platforms/tegra124-pm359-camera-a00.dtsi
@@ -80,6 +80,15 @@
 					platformdata = "ardbeg_ov4689_pdata";
 				};
 			};
+			module6: module6@modules {
+				compatible = "sensor,rear";
+				badge_info = "e1633_ar1335";
+
+				sensor {
+					profile = <&ar1335_1>;
+					platformdata = "ardbeg_ar1335_pdata";
+				};
+			};
 		};
 		profiles {
 			imx135_1: imx135@2_0010 {
@@ -339,6 +348,44 @@
 					CAMERA_END
 					>;
 			};
+			ar1335_1: ar1335@2_0036 {
+				index = <7>;
+				chipname = "pcl_AR1335";
+				type = "sensor";
+				guid = "s_AR1335";
+				position = <0>;
+				bustype = "i2c";
+				busnum = <2>;
+				addr = <0x36>;
+				datalen = <2>;
+				pinmuxgrp = <0xFFFF>;
+				gpios = <3>;
+				regulators = "vana", "vif", "vdig_csi";
+				clocks = "mclk";
+				drivername = "ar1335";
+				detect = <0x0002 0x3000 0xFFFF 0x0153>;
+				devid = <0x1335>;
+				poweron = <
+					CAMERA_IND_CLK_SET(10000)
+					CAMERA_GPIO_CLR(219)
+					CAMERA_REGULATOR_ON(0)
+					CAMERA_REGULATOR_ON(1)
+					CAMERA_REGULATOR_ON(2)
+					CAMERA_WAITMS(10)
+					CAMERA_GPIO_SET(219)
+					CAMERA_WAITMS(20)
+					CAMERA_END
+					>;
+				poweroff = <
+					CAMERA_IND_CLK_CLR
+					CAMERA_GPIO_CLR(219)
+					CAMERA_WAITUS(10)
+					CAMERA_REGULATOR_OFF(2)
+					CAMERA_REGULATOR_OFF(1)
+					CAMERA_REGULATOR_OFF(0)
+					CAMERA_END
+					>;
+			};
 		};
 	};
 };
diff --git a/arch/arm/configs/tegra12_defconfig b/arch/arm/configs/tegra12_defconfig
index d028d4a23ad5..6eda4c457494 100644
--- a/arch/arm/configs/tegra12_defconfig
+++ b/arch/arm/configs/tegra12_defconfig
@@ -344,6 +344,7 @@ CONFIG_VIDEO_IMX091=y
 CONFIG_VIDEO_IMX135=y
 CONFIG_VIDEO_AR0261=y
 CONFIG_VIDEO_AR0330=y
+CONFIG_VIDEO_AR1335=y
 CONFIG_VIDEO_IMX132=y
 CONFIG_VIDEO_OV9772=y
 CONFIG_VIDEO_OV4689=y
diff --git a/arch/arm/mach-tegra/board-ardbeg-sensors.c b/arch/arm/mach-tegra/board-ardbeg-sensors.c
index c2fd85030283..9d621c0b708a 100644
--- a/arch/arm/mach-tegra/board-ardbeg-sensors.c
+++ b/arch/arm/mach-tegra/board-ardbeg-sensors.c
@@ -29,6 +29,7 @@
 #include <media/camera.h>
 #include <media/ar0330.h>
 #include <media/ar0261.h>
+#include <media/ar1335.h>
 #include <media/imx135.h>
 #include <media/imx179.h>
 #include <media/dw9718.h>
@@ -690,6 +691,70 @@ static int ardbeg_imx135_power_off(struct imx135_power_rail *pw)
 	return 0;
 }
 
+static int ardbeg_ar1335_power_on(struct ar1335_power_rail *pw)
+{
+	int err;
+
+	if (unlikely(WARN_ON(!pw || !pw->iovdd || !pw->avdd)))
+		return -EFAULT;
+
+	/* disable CSIA/B IOs DPD mode to turn on camera for ardbeg */
+	tegra_io_dpd_disable(&csia_io);
+	tegra_io_dpd_disable(&csib_io);
+
+	gpio_set_value(CAM_RSTN, 0);
+	usleep_range(10, 20);
+
+	err = regulator_enable(pw->avdd);
+	if (err)
+		goto ar1335_avdd_fail;
+
+	err = regulator_enable(pw->iovdd);
+	if (err)
+		goto ar1335_iovdd_fail;
+
+	err = regulator_enable(pw->dvdd);
+	if (err)
+		goto ar1335_dvdd_fail;
+
+	usleep_range(1, 2);
+	gpio_set_value(CAM_RSTN, 1);
+
+	usleep_range(300, 310);
+
+	return 0;
+
+ar1335_dvdd_fail:
+	regulator_disable(pw->iovdd);
+
+ar1335_iovdd_fail:
+	regulator_disable(pw->avdd);
+
+ar1335_avdd_fail:
+	tegra_io_dpd_enable(&csia_io);
+	tegra_io_dpd_enable(&csib_io);
+	pr_err("%s failed.\n", __func__);
+	return -ENODEV;
+}
+
+static int ardbeg_ar1335_power_off(struct ar1335_power_rail *pw)
+{
+	if (unlikely(WARN_ON(!pw || !pw->iovdd || !pw->avdd))) {
+		tegra_io_dpd_enable(&csia_io);
+		tegra_io_dpd_enable(&csib_io);
+		return -EFAULT;
+	}
+
+	regulator_disable(pw->iovdd);
+	regulator_disable(pw->avdd);
+	regulator_disable(pw->dvdd);
+
+	/* put CSIA/B IOs into DPD mode to save additional power for ardbeg */
+	tegra_io_dpd_enable(&csia_io);
+	tegra_io_dpd_enable(&csib_io);
+	return 0;
+}
+
 static int ardbeg_imx179_power_on(struct imx179_power_rail *pw)
 {
 	int err;
@@ -757,6 +822,18 @@ static int ardbeg_imx179_power_off(struct imx179_power_rail *pw)
 	return 0;
 }
 
+struct ar1335_platform_data ardbeg_ar1335_data = {
+	.flash_cap = {
+		.enable = 1,
+		.edge_trig_en = 1,
+		.start_edge = 0,
+		.repeat = 1,
+		.delay_frm = 0,
+	},
+	.power_on = ardbeg_ar1335_power_on,
+	.power_off = ardbeg_ar1335_power_off,
+};
+
 struct imx135_platform_data ardbeg_imx135_data = {
 	.flash_cap = {
 		.enable = 1,
@@ -1327,6 +1404,7 @@ static struct camera_data_blob ardbeg_camera_lut[] = {
 	{"ardbeg_ar0330_pdata", &ardbeg_ar0330_data},
 	{"ardbeg_ar0330_front_pdata", &ardbeg_ar0330_front_data},
 	{"ardbeg_ov4689_pdata", &ardbeg_ov4689_data},
+	{"ardbeg_ar1335_pdata", &ardbeg_ar1335_data},
 	{},
 };