target: msm8996: add support for HDMI regulators
Add LDO12 and MPP4 for HDMI HPD and tx core.
Change-Id: Ia38b5a0b9d81658c01cccfcd25c59d0eb574b55c
diff --git a/target/msm8996/regulator.c b/target/msm8996/regulator.c
index 909082d..a95a42f 100644
--- a/target/msm8996/regulator.c
+++ b/target/msm8996/regulator.c
@@ -1,4 +1,4 @@
-/* Copyright (c) 2014-2015, The Linux Foundation. All rights reserved.
+/* Copyright (c) 2014-2016, The Linux Foundation. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
@@ -48,6 +48,23 @@
},
};
+static uint32_t ldo12[][11]=
+{
+ {
+ LDOA_RES_TYPE, 12,
+ KEY_SOFTWARE_ENABLE, 4, GENERIC_DISABLE,
+ KEY_MICRO_VOLT, 4, 0,
+ KEY_CURRENT, 4, 0,
+ },
+
+ {
+ LDOA_RES_TYPE, 12,
+ KEY_SOFTWARE_ENABLE, 4, GENERIC_ENABLE,
+ KEY_MICRO_VOLT, 4, 1800000,
+ KEY_CURRENT, 4, 11,
+ },
+};
+
static uint32_t ldo14[][11]=
{
{
@@ -88,6 +105,9 @@
if (enable & REG_LDO2)
rpm_send_data(&ldo2[GENERIC_ENABLE][0], 36, RPM_REQUEST_TYPE);
+ if (enable & REG_LDO12)
+ rpm_send_data(&ldo12[GENERIC_ENABLE][0], 36, RPM_REQUEST_TYPE);
+
if (enable & REG_LDO14)
rpm_send_data(&ldo14[GENERIC_ENABLE][0], 36, RPM_REQUEST_TYPE);
@@ -100,6 +120,9 @@
if (enable & REG_LDO2)
rpm_send_data(&ldo2[GENERIC_DISABLE][0], 36, RPM_REQUEST_TYPE);
+ if (enable & REG_LDO12)
+ rpm_send_data(&ldo12[GENERIC_DISABLE][0], 36, RPM_REQUEST_TYPE);
+
if (enable & REG_LDO14)
rpm_send_data(&ldo14[GENERIC_DISABLE][0], 36, RPM_REQUEST_TYPE);
diff --git a/target/msm8996/target_display.c b/target/msm8996/target_display.c
index 34ae63f..3709094 100644
--- a/target/msm8996/target_display.c
+++ b/target/msm8996/target_display.c
@@ -109,6 +109,44 @@
"msmgpio", 34, 7, 0, 1, 1
};
+static void target_hdmi_ldo_enable(uint8_t enable)
+{
+ if (enable)
+ regulator_enable(REG_LDO12);
+ else
+ regulator_disable(REG_LDO12);
+}
+
+static void target_hdmi_mpp4_enable(uint8_t enable)
+{
+ struct pm8x41_mpp mpp;
+
+ /* Enable MPP4 */
+ pmi8994_config_mpp_slave_id(0);
+
+ mpp.base = PM8x41_MMP4_BASE;
+ mpp.vin = MPP_VIN2;
+ mpp.mode = MPP_HIGH;;
+ if (enable) {
+ pm8x41_config_output_mpp(&mpp);
+ pm8x41_enable_mpp(&mpp, MPP_ENABLE);
+ } else {
+ pm8x41_enable_mpp(&mpp, MPP_DISABLE);
+ }
+
+ /* Need delay before power on regulators */
+ mdelay(20);
+}
+
+int target_hdmi_regulator_ctrl(uint8_t enable)
+{
+ target_hdmi_ldo_enable(enable);
+
+ target_hdmi_mpp4_enable(enable);
+
+ return 0;
+}
+
int target_hdmi_gpio_ctrl(uint8_t enable)
{
gpio_tlmm_config(hdmi_cec_gpio.pin_id, 1, /* gpio 31, CEC */