From: Dan Murphy <wldm10@motorola.com>
Date: Tue, 25 May 2010 14:12:55 +0000 (-0500)
Subject: [ARM] tegra: stingray: Add KXTF9 data to sensor board file
X-Git-Tag: firefly_0821_release~9834^2~891
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=4d6006bb58a1b8ff1e2da4fb3478abf47f59dc0e;p=firefly-linux-kernel-4.4.55.git

[ARM] tegra: stingray: Add KXTF9 data to sensor board file

Change-Id: I583d1fb2ae20262c3ee9f0d6d9adb36d9f99bc70
Signed-off-by: Dan Murphy <wldm10@motorola.com>
---

diff --git a/arch/arm/mach-tegra/board-stingray-sensors.c b/arch/arm/mach-tegra/board-stingray-sensors.c
index 758561795b28..9458d9e3b26f 100755
--- a/arch/arm/mach-tegra/board-stingray-sensors.c
+++ b/arch/arm/mach-tegra/board-stingray-sensors.c
@@ -22,6 +22,7 @@
 #include <linux/init.h>
 #include <linux/input.h>
 #include <linux/kernel.h>
+#include <linux/kxtf9.h>
 #include <linux/platform_device.h>
 
 #include <linux/regulator/consumer.h>
@@ -32,6 +33,8 @@
 
 static struct regulator *stingray_bmp085_regulator;
 
+#define KXTF9_IRQ_GPIO	TEGRA_GPIO_PV3
+
 static int stingray_bmp085_init(void)
 {
 	/*struct regulator *reg;*/
@@ -76,6 +79,105 @@ struct bmp085_platform_data stingray_barom_pdata = {
 	.power_off = stingray_bmp085_power_off,
 
 };
+static struct regulator *stingray_kxtf9_regulator;
+static int stingray_kxtf9_regulator_init(void)
+{
+/* TO DO: Update regulator functions
+	struct regulator *reg;
+	reg = regulator_get(NULL, "vhvio");
+	if (IS_ERR(reg))
+		return PTR_ERR(reg);
+	stingray_kxtf9_regulator = reg;
+*/
+	return 0;
+}
+
+static void stingray_kxtf9_regulator_exit(void)
+{
+	/*regulator_put(stingray_kxtf9_regulator);*/
+}
+
+static int stingray_kxtf9_power_on(void)
+{
+	/*return regulator_enable(stingray_kxtf9_regulator);*/
+	return 0;
+}
+
+static int stingray_kxtf9_power_off(void)
+{
+/*
+	if (stingray_kxtf9_regulator)
+		return regulator_disable(stingray_kxtf9_regulator);
+*/
+	return 0;
+}
+
+static int stingray_kxtf9_gpio_level(void)
+{
+	/* TO DO: Fill in with GPIO level check functions */
+	return 0;
+}
+
+
+struct kxtf9_platform_data stingray_kxtf9_pdata = {
+	.init = stingray_kxtf9_regulator_init,
+	.exit = stingray_kxtf9_regulator_exit,
+	.power_on = stingray_kxtf9_power_on,
+	.power_off = stingray_kxtf9_power_off,
+
+	.min_interval	= 2,
+	.poll_interval	= 200,
+
+	.g_range	= KXTF9_G_8G,
+
+	.axis_map_x	= 1,
+	.axis_map_y	= 0,
+	.axis_map_z	= 2,
+
+	.negate_x	= 0,
+	.negate_y	= 0,
+	.negate_z	= 1,
+
+	.data_odr_init		= ODR12_5,
+	.ctrl_reg1_init		= RES_12BIT | KXTF9_G_2G | TPE | WUFE | TDTE,
+	.int_ctrl_init		= IEA | IEN,
+	.tilt_timer_init	= 0x03,
+	.engine_odr_init	= OTP12_5 | OWUF50 | OTDT400,
+	.wuf_timer_init		= 0x0A,
+	.wuf_thresh_init	= 0x20,
+	.tdt_timer_init		= 0x78,
+	.tdt_h_thresh_init	= 0xB6,
+	.tdt_l_thresh_init	= 0x1A,
+	.tdt_tap_timer_init	= 0xA2,
+	.tdt_total_timer_init	= 0x24,
+	.tdt_latency_timer_init	= 0x28,
+	.tdt_window_timer_init	= 0xA0,
+
+	.gpio = stingray_kxtf9_gpio_level,
+	.gesture = 0,
+	.sensitivity_low = {
+		  0x50, 0xFF, 0xB8, 0x32, 0x09, 0x0A, 0xA0,
+	},
+	.sensitivity_medium = {
+		  0x50, 0xFF, 0x68, 0x32, 0x09, 0x0A, 0xA0,
+	},
+	.sensitivity_high = {
+		  0x78, 0xB6, 0x1A, 0xA2, 0x24, 0x28, 0xA0,
+	},
+};
+static void stingray_kxtf9_init(void)
+{
+	tegra_gpio_enable(KXTF9_IRQ_GPIO);
+	gpio_request(KXTF9_IRQ_GPIO, "kxtf9_irq");
+	gpio_direction_input(KXTF9_IRQ_GPIO);
+}
+static struct i2c_board_info __initdata stingray_i2c_bus4_sensor_info[] = {
+	{
+		I2C_BOARD_INFO("kxtf9", 0x0F),
+		.platform_data = &stingray_kxtf9_pdata,
+		.irq = TEGRA_GPIO_TO_IRQ(KXTF9_IRQ_GPIO),
+	},
+};
 
 static struct i2c_board_info __initdata stingray_i2c_bus1_sensor_info[] = {
 	{
@@ -88,6 +190,9 @@ static struct i2c_board_info __initdata stingray_i2c_bus1_sensor_info[] = {
 int __init stingray_sensors_init(void)
 {
 	stingray_bmp085_init();
+	stingray_kxtf9_init();
+	i2c_register_board_info(3, stingray_i2c_bus4_sensor_info,
+		ARRAY_SIZE(stingray_i2c_bus4_sensor_info));
 	return i2c_register_board_info(0, stingray_i2c_bus1_sensor_info,
 		ARRAY_SIZE(stingray_i2c_bus1_sensor_info));
 }