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Commit 54c5eaaa authored by Vijay kumar Tumati's avatar Vijay kumar Tumati Committed by Gerrit - the friendly Code Review server
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msm: camera: Add support for TOF sensor on msm8998 QVR 



Necessary documentation and driver changes for few
custom GPIOs to support depth sensor.

Change-Id: Id545a25b31e29a3f017acc1a65ad00250da72ca6
Signed-off-by: default avatarVijay kumar Tumati <vtumati@codeaurora.org>
parent cffa5f76

Documentation/devicetree/bindings/media/video/msm-cci.txt

+3 −0
Original line number Diff line number Diff line
@@ -123,6 +123,9 @@ Optional properties: 
- qcom,gpio-vdig : should contain index to gpio used by sensors digital vreg enable

- qcom,gpio-vaf : should contain index to gpio used by sensors af vreg enable

- qcom,gpio-af-pwdm : should contain index to gpio used by sensors af pwdm_n

- qcom,gpio-custom1 : should contain index to gpio used by sensors specific to usecase

- qcom,gpio-custom2 : should contain index to gpio used by sensors specific to usecase

- qcom,gpio-custom3 : should contain index to gpio used by sensors specific to usecase

- qcom,gpio-req-tbl-num : should contain index to gpios specific to this sensor

- qcom,gpio-req-tbl-flags : should contain direction of gpios present in

    qcom,gpio-req-tbl-num property (in the same order)

drivers/media/platform/msm/camera_v2/sensor/io/msm_camera_dt_util.c

+24 −1
Original line number Diff line number Diff line 
/* Copyright (c) 2013-2016, The Linux Foundation. All rights reserved.

/* Copyright (c) 2013-2017, The Linux Foundation. All rights reserved.

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License version 2 and
@@ -575,6 +575,8 @@ int msm_camera_get_dt_power_setting_data(struct device_node *of_node, 
				ps[i].seq_val = SENSOR_GPIO_CUSTOM1;

			else if (!strcmp(seq_name, "sensor_gpio_custom2"))

				ps[i].seq_val = SENSOR_GPIO_CUSTOM2;

			else if (!strcmp(seq_name, "sensor_gpio_custom3"))

				ps[i].seq_val = SENSOR_GPIO_CUSTOM3;

			else

				rc = -EILSEQ;

			break;
@@ -1078,6 +1080,27 @@ int msm_camera_init_gpio_pin_tbl(struct device_node *of_node, 
		rc = 0;

	}



	rc = of_property_read_u32(of_node, "qcom,gpio-custom3", &val);

	if (rc != -EINVAL) {

		if (rc < 0) {

			pr_err("%s:%d read qcom,gpio-custom3 failed rc %d\n",

				__func__, __LINE__, rc);

			goto ERROR;

		} else if (val >= gpio_array_size) {

			pr_err("%s:%d qcom,gpio-custom3 invalid %d\n",

				__func__, __LINE__, val);

			rc = -EINVAL;

			goto ERROR;

		}

		gconf->gpio_num_info->gpio_num[SENSOR_GPIO_CUSTOM3] =

			gpio_array[val];

		gconf->gpio_num_info->valid[SENSOR_GPIO_CUSTOM3] = 1;

		CDBG("%s qcom,gpio-custom3 %d\n", __func__,

			gconf->gpio_num_info->gpio_num[SENSOR_GPIO_CUSTOM3]);

	} else {

		rc = 0;

	}



	return rc;



ERROR:

include/uapi/media/msm_camsensor_sdk.h

+2 −0
Original line number Diff line number Diff line
@@ -113,8 +113,10 @@ enum msm_sensor_power_seq_gpio_t { 
	SENSOR_GPIO_FL_RESET,

	SENSOR_GPIO_CUSTOM1,

	SENSOR_GPIO_CUSTOM2,

	SENSOR_GPIO_CUSTOM3,

	SENSOR_GPIO_MAX,

};

#define SENSOR_GPIO_CUSTOM3 SENSOR_GPIO_CUSTOM3



enum msm_ir_cut_filter_gpio_t {

	IR_CUT_FILTER_GPIO_P = 0,