board-qrd7627a: Add platform device for focaltech controller
Add platform device for ft5x06 touch controller series and pass
gpios as platform data.
Change-Id: I5122171f911b5d3853af552fb50f066d4ae80aaf
Signed-off-by: Mohan Pallaka <mpallaka@codeaurora.org>
diff --git a/arch/arm/mach-msm/board-msm7x27a-regulator.c b/arch/arm/mach-msm/board-msm7x27a-regulator.c
index b045f7c..469c543 100644
--- a/arch/arm/mach-msm/board-msm7x27a-regulator.c
+++ b/arch/arm/mach-msm/board-msm7x27a-regulator.c
@@ -85,6 +85,7 @@
REGULATOR_SUPPLY("smps3", NULL),
REGULATOR_SUPPLY("msme1", NULL),
REGULATOR_SUPPLY("vcc_i2c", "1-004a"),
+ REGULATOR_SUPPLY("vcc_i2c", "1-0038"),
};
PCOM_VREG_CONSUMERS(smps4) = {
@@ -160,6 +161,7 @@
REGULATOR_SUPPLY("ldo12", NULL),
REGULATOR_SUPPLY("gp2", NULL),
REGULATOR_SUPPLY("vdd_ana", "1-004a"),
+ REGULATOR_SUPPLY("vdd", "1-0038"),
};
PCOM_VREG_CONSUMERS(ldo13) = {
diff --git a/arch/arm/mach-msm/board-qrd7627a.c b/arch/arm/mach-msm/board-qrd7627a.c
index bc9f3cb..ba534e8 100644
--- a/arch/arm/mach-msm/board-qrd7627a.c
+++ b/arch/arm/mach-msm/board-qrd7627a.c
@@ -29,6 +29,7 @@
#include <linux/i2c/atmel_mxt_ts.h>
#include <linux/regulator/consumer.h>
#include <linux/memblock.h>
+#include <linux/input/ft5x06_ts.h>
#include <asm/mach/mmc.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
@@ -258,6 +259,89 @@
}
#endif
+#define FT5X06_IRQ_GPIO 48
+#define FT5X06_RESET_GPIO 26
+
+static ssize_t
+ft5x06_virtual_keys_register(struct kobject *kobj,
+ struct kobj_attribute *attr,
+ char *buf)
+{
+ return snprintf(buf, 200,
+ __stringify(EV_KEY) ":" __stringify(KEY_MENU) ":40:510:80:60"
+ ":" __stringify(EV_KEY) ":" __stringify(KEY_HOME) ":120:510:80:60"
+ ":" __stringify(EV_KEY) ":" __stringify(KEY_SEARCH) ":200:510:80:60"
+ ":" __stringify(EV_KEY) ":" __stringify(KEY_BACK) ":280:510:80:60"
+ "\n");
+}
+
+static struct kobj_attribute ft5x06_virtual_keys_attr = {
+ .attr = {
+ .name = "virtualkeys.ft5x06_ts",
+ .mode = S_IRUGO,
+ },
+ .show = &ft5x06_virtual_keys_register,
+};
+
+static struct attribute *ft5x06_virtual_key_properties_attrs[] = {
+ &ft5x06_virtual_keys_attr.attr,
+ NULL,
+};
+
+static struct attribute_group ft5x06_virtual_key_properties_attr_group = {
+ .attrs = ft5x06_virtual_key_properties_attrs,
+};
+
+struct kobject *ft5x06_virtual_key_properties_kobj;
+
+static struct ft5x06_ts_platform_data ft5x06_platformdata = {
+ .x_max = 320,
+ .y_max = 480,
+ .reset_gpio = FT5X06_RESET_GPIO,
+ .irq_gpio = FT5X06_IRQ_GPIO,
+ .irqflags = IRQF_TRIGGER_FALLING | IRQF_ONESHOT,
+};
+
+static struct i2c_board_info ft5x06_device_info[] __initdata = {
+ {
+ I2C_BOARD_INFO("ft5x06_ts", 0x38),
+ .platform_data = &ft5x06_platformdata,
+ .irq = MSM_GPIO_TO_INT(FT5X06_IRQ_GPIO),
+ },
+};
+
+static void ft5x06_touchpad_setup(void)
+{
+ int rc;
+
+ rc = gpio_tlmm_config(GPIO_CFG(FT5X06_IRQ_GPIO, 0,
+ GPIO_CFG_INPUT, GPIO_CFG_PULL_UP,
+ GPIO_CFG_8MA), GPIO_CFG_ENABLE);
+ if (rc)
+ pr_err("%s: gpio_tlmm_config for %d failed\n",
+ __func__, FT5X06_IRQ_GPIO);
+
+ rc = gpio_tlmm_config(GPIO_CFG(FT5X06_RESET_GPIO, 0,
+ GPIO_CFG_OUTPUT, GPIO_CFG_PULL_DOWN,
+ GPIO_CFG_8MA), GPIO_CFG_ENABLE);
+ if (rc)
+ pr_err("%s: gpio_tlmm_config for %d failed\n",
+ __func__, FT5X06_RESET_GPIO);
+
+ ft5x06_virtual_key_properties_kobj =
+ kobject_create_and_add("board_properties", NULL);
+
+ if (ft5x06_virtual_key_properties_kobj)
+ rc = sysfs_create_group(ft5x06_virtual_key_properties_kobj,
+ &ft5x06_virtual_key_properties_attr_group);
+
+ if (!ft5x06_virtual_key_properties_kobj || rc)
+ pr_err("%s: failed to create board_properties\n", __func__);
+
+ i2c_register_board_info(MSM_GSBI1_QUP_I2C_BUS_ID,
+ ft5x06_device_info,
+ ARRAY_SIZE(ft5x06_device_info));
+}
static struct android_usb_platform_data android_usb_pdata = {
.update_pid_and_serial_num = usb_diag_update_pid_and_serial_num,
@@ -1096,6 +1180,8 @@
i2c_register_board_info(MSM_GSBI1_QUP_I2C_BUS_ID,
mxt_device_info,
ARRAY_SIZE(mxt_device_info));
+ } else if (machine_is_msm7627a_qrd3()) {
+ ft5x06_touchpad_setup();
}
/* headset */