leds: pm8038: Add HTC PM8038 LED driver
* HTC kernel version: m4-jb-crc-3.4.10-e831392
Change-Id: I7caee62d870a8bc506236df735efc32642e92bde
diff --git a/include/linux/leds-pm8038.h b/include/linux/leds-pm8038.h
new file mode 100644
index 0000000..b657f74
--- /dev/null
+++ b/include/linux/leds-pm8038.h
@@ -0,0 +1,106 @@
+/* Copyright (c) 2010-2012, Code Aurora Forum. 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
+ * only version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#ifndef __LEDS_PM8XXX_H__
+#define __LEDS_PM8XXX_H__
+
+#include <linux/kernel.h>
+#include <linux/mfd/pm8xxx/pwm.h>
+
+#define PM8XXX_LEDS_DEV_NAME "pm8xxx-led"
+
+enum pm8xxx_blink_type {
+ BLINK_STOP = -1,
+ BLINK_UNCHANGE = 0,
+ BLINK_64MS_PER_2SEC,
+ BLINK_64MS_ON_310MS_PER_2SEC,
+ BLINK_64MS_ON_2SEC_PER_2SEC,
+ BLINK_1SEC_PER_2SEC,
+ key_blink_on,
+ key_blink_off,
+};
+
+enum pm8xxx_leds {
+ PM8XXX_ID_LED_KB_LIGHT = 1,
+ PM8XXX_ID_LED_0,
+ PM8XXX_ID_LED_1,
+ PM8XXX_ID_LED_2,
+ PM8XXX_ID_FLASH_LED_0,
+ PM8XXX_ID_FLASH_LED_1,
+ PM8XXX_ID_WLED,
+ PM8XXX_ID_RGB_LED_RED,
+ PM8XXX_ID_RGB_LED_GREEN,
+ PM8XXX_ID_RGB_LED_BLUE,
+ PM8XXX_ID_MAX,
+};
+
+enum pm8xxx_led_modes {
+ PM8XXX_LED_MODE_MANUAL,
+ PM8XXX_LED_MODE_PWM1,
+ PM8XXX_LED_MODE_PWM2,
+ PM8XXX_LED_MODE_PWM3,
+ PM8XXX_LED_MODE_DTEST1,
+ PM8XXX_LED_MODE_DTEST2,
+ PM8XXX_LED_MODE_DTEST3,
+ PM8XXX_LED_MODE_DTEST4
+};
+
+enum wled_current_bost_limit {
+ WLED_CURR_LIMIT_105mA,
+ WLED_CURR_LIMIT_385mA,
+ WLED_CURR_LIMIT_525mA,
+ WLED_CURR_LIMIT_805mA,
+ WLED_CURR_LIMIT_980mA,
+ WLED_CURR_LIMIT_1260mA,
+ WLED_CURR_LIMIT_1400mA,
+ WLED_CURR_LIMIT_1680mA,
+};
+
+enum wled_ovp_threshold {
+ WLED_OVP_35V,
+ WLED_OVP_32V,
+ WLED_OVP_29V,
+ WLED_OVP_37V,
+};
+
+struct wled_config_data {
+ u8 num_strings;
+ u8 ovp_val;
+ u8 boost_curr_lim;
+ u8 cp_select;
+ u8 ctrl_delay_us;
+ bool dig_mod_gen_en;
+ bool cs_out_en;
+ bool op_fdbck;
+};
+
+struct pm8xxx_led_config {
+ u8 id;
+ u8 mode;
+ u16 max_current;
+ int pwm_channel;
+ u32 pwm_period_us;
+ bool default_state;
+ struct pm8xxx_pwm_duty_cycles *pwm_duty_cycles;
+ struct wled_config_data *wled_cfg;
+ int pwm_coefficient;
+ int lut_coefficient;
+};
+
+struct pm8xxx_led_platform_data {
+ struct led_platform_data *led_core;
+ struct pm8xxx_led_config *configs;
+ u32 num_configs;
+};
+void pm8xxx_led_current_set_for_key(int brightness_key);
+
+#endif