daq: Update to 2.0.4

[ipfire-2.x.git] / src / patches / kernel / omap / beagle / expansion / 0009-Beagle-expansion-add-Aptina-li5m03-camera.patch

From cc6ced0a1cbaea65a507ec3fe543a5b98d760d23 Mon Sep 17 00:00:00 2001
From: Robert Nelson <robertcnelson@gmail.com>
Date: Tue, 11 Dec 2012 06:58:15 -0600
Subject: [PATCH 09/10] Beagle: expansion: add Aptina li5m03 camera

Based on:
https://github.com/Aptina/BeagleBoard-xM/blob/master/tools/0266-Adding-MT9P031-Support-files.patch

And on Max Galemin's patch
https://github.com/MaxGalemin/buildroot/blob/master/board/beagleboard/xm/kernel-patches/linux-0003-Add-support-for-MT9P031-Aptina-image-sensor-driver.patch

And Koen Kooi Previous work's
https://github.com/beagleboard/kernel/blob/beagleboard-3.2/patches/camera/0003-beagleboard-fix-i2c2-init.patch

Signed-off-by: Robert Nelson <robertcnelson@gmail.com>
---
 arch/arm/mach-omap2/board-omap3beagle.c |  142 +++++++++++++++++++++++++++++++
 1 file changed, 142 insertions(+)

diff --git a/arch/arm/mach-omap2/board-omap3beagle.c b/arch/arm/mach-omap2/board-omap3beagle.c
index 3e0313ee..4fb5eae 100644
--- a/arch/arm/mach-omap2/board-omap3beagle.c
+++ b/arch/arm/mach-omap2/board-omap3beagle.c
@@ -201,6 +201,7 @@ static void __init omap3_beagle_init_rev(void)
 
 char expansionboard_name[16];
 char expansionboard2_name[16];
+char camera_name[16];
 
 enum {
 	EXPANSION_MMC_NONE = 0,
@@ -555,6 +556,14 @@ static struct regulator_consumer_supply beagle_vsim_supply[] = {
 	REGULATOR_SUPPLY("vmmc_aux", "omap_hsmmc.0"),
 };
 
+static struct regulator_consumer_supply beagle_vaux3_supply = {
+	.supply		= "cam_1v8",
+};
+
+static struct regulator_consumer_supply beagle_vaux4_supply = {
+	.supply		= "cam_2v8",
+};
+
 static struct gpio_led gpio_leds[];
 
 /* PHY's VCC regulator might be added later, so flag that we need it */
@@ -677,11 +686,43 @@ static struct regulator_init_data beagle_vsim = {
 	.consumer_supplies	= beagle_vsim_supply,
 };
 
+/* VAUX3 for CAM_1V8 */
+static struct regulator_init_data beagle_vaux3 = {
+	.constraints = {
+		.min_uV			= 1800000,
+		.max_uV			= 1800000,
+		.apply_uV		= true,
+		.valid_modes_mask	= REGULATOR_MODE_NORMAL
+					| REGULATOR_MODE_STANDBY,
+		.valid_ops_mask		= REGULATOR_CHANGE_MODE
+					| REGULATOR_CHANGE_STATUS,
+	},
+	.num_consumer_supplies	= 1,
+	.consumer_supplies	= &beagle_vaux3_supply,
+};
+
+/* VAUX4 for CAM_2V8 */
+static struct regulator_init_data beagle_vaux4 = {
+	.constraints = {
+		.min_uV			= 1800000,
+		.max_uV			= 1800000,
+		.apply_uV		= true,
+		.valid_modes_mask	= REGULATOR_MODE_NORMAL
+					| REGULATOR_MODE_STANDBY,
+		.valid_ops_mask		= REGULATOR_CHANGE_MODE
+					| REGULATOR_CHANGE_STATUS,
+	},
+	.num_consumer_supplies	= 1,
+	.consumer_supplies	= &beagle_vaux4_supply,
+};
+
 static struct twl4030_platform_data beagle_twldata = {
 	/* platform_data for children goes here */
 	.gpio		= &beagle_gpio_data,
 	.vmmc1		= &beagle_vmmc1,
 	.vsim		= &beagle_vsim,
+	.vaux3		= &beagle_vaux3,
+	.vaux4		= &beagle_vaux4,
 };
 
 static struct i2c_board_info __initdata beagle_i2c_eeprom[] = {
@@ -745,6 +786,61 @@ static void __init omap3beagle_tsc2007_init(void)
 static struct i2c_board_info __initdata beagle_i2c2_bbtoys_ulcd[] = {};
 #endif
 
+#if IS_ENABLED(CONFIG_VIDEO_MT9P031)
+/* needed for: omap3_beagle_late_initcall */
+#include "devices.h"
+#include <media/omap3isp.h>
+#include <media/mt9p031.h>
+/* needed for: v4l2_dev_to_isp_device */
+#include "../../../drivers/media/platform/omap3isp/isp.h"
+
+#define MT9P031_RESET_GPIO	98
+#define MT9P031_EXT_FREQ	21000000
+#define MT9P031_TARGET_FREQ	48000000
+
+#define MT9P031_I2C_ADDR	0x48
+#define MT9P031_I2C_BUS		2
+
+static struct regulator *reg_1v8, *reg_2v8;
+
+static struct mt9p031_platform_data beagle_mt9p031_platform_data = {
+	.reset		= MT9P031_RESET_GPIO,
+	.ext_freq	= MT9P031_EXT_FREQ,
+	.target_freq	= MT9P031_TARGET_FREQ,
+};
+
+static struct i2c_board_info mt9p031_camera_i2c_device = {
+	I2C_BOARD_INFO("mt9p031", MT9P031_I2C_ADDR),
+	.platform_data = &beagle_mt9p031_platform_data,
+};
+
+static struct isp_subdev_i2c_board_info mt9p031_camera_subdevs[] = {
+	{
+		.board_info = &mt9p031_camera_i2c_device,
+		.i2c_adapter_id = MT9P031_I2C_BUS,
+	},
+	{ NULL, 0, },
+};
+
+static struct isp_v4l2_subdevs_group beagle_camera_subdevs[] = {
+	{
+		.subdevs = mt9p031_camera_subdevs,
+		.interface = ISP_INTERFACE_PARALLEL,
+		.bus = {
+			.parallel = {
+				.data_lane_shift = 0,
+				.clk_pol = 1,
+			}
+		},
+	},
+	{ },
+};
+
+static struct isp_platform_data beagle_isp_platform_data = {
+	.subdevs = beagle_camera_subdevs,
+};
+#endif
+
 static int __init omap3_beagle_i2c_init(void)
 {
 	omap3_pmic_get_config(&beagle_twldata,
@@ -869,6 +965,18 @@ static int __init expansionboard2_setup(char *str)
 	return 0;
 }
 
+static int __init camera_setup(char *str)
+{
+	if (!machine_is_omap3_beagle())
+		return 0;
+
+	if (!str)
+		return -EINVAL;
+	strncpy(camera_name, str, 16);
+	pr_info("Beagle camera: %s\n", camera_name);
+	return 0;
+}
+
 static int __init beagle_opp_init(void)
 {
 	int r = 0;
@@ -1155,8 +1263,42 @@ static void __init omap3_beagle_init(void)
 	pwm_add_table(pwm_lookup, ARRAY_SIZE(pwm_lookup));
 }
 
+static int __init omap3_beagle_late_initcall(void)
+{
+	if (!machine_is_omap3_beagle())
+		return 0;
+
+	if (!cpu_is_omap3630())
+		return 0;
+
+#if IS_ENABLED(CONFIG_VIDEO_MT9P031)
+	if ((!strcmp(camera_name, "lbcm5m1")) || (!strcmp(camera_name, "li5m03")))
+	{
+		pr_info("Beagle camera: MT9P031 init\n");
+
+		reg_1v8 = regulator_get(NULL, "cam_1v8");
+		if (IS_ERR(reg_1v8))
+			pr_err("%s: cannot get cam_1v8 regulator\n", __func__);
+		else
+			regulator_enable(reg_1v8);
+
+		reg_2v8 = regulator_get(NULL, "cam_2v8");
+		if (IS_ERR(reg_2v8))
+			pr_err("%s: cannot get cam_2v8 regulator\n", __func__);
+		else
+			regulator_enable(reg_2v8);
+
+		omap3_init_camera(&beagle_isp_platform_data);
+	}
+#endif
+	return 0;
+}
+
 early_param("buddy", expansionboard_setup);
 early_param("buddy2", expansionboard2_setup);
+early_param("camera", camera_setup);
+
+late_initcall(omap3_beagle_late_initcall);
 
 MACHINE_START(OMAP3_BEAGLE, "OMAP3 Beagle Board")
 	/* Maintainer: Syed Mohammed Khasim - http://beagleboard.org */
-- 
1.7.10.4