msm: clock-8960: Support new PMIC 8917 for 8930
Support detection of PMIC device type from board file.
Enable parent RPM_VREG_ID_PM8917_S8 regulator before turning on
HF_PLL/SR2 pll regulator, similar to 8960.
Change-Id: I1ba2159d629bfccaf04acfbc60996a187b01b879
Signed-off-by: Patrick Daly <pdaly@codeaurora.org>
diff --git a/arch/arm/mach-msm/clock-8960.c b/arch/arm/mach-msm/clock-8960.c
index 34901e8..e6229d5 100644
--- a/arch/arm/mach-msm/clock-8960.c
+++ b/arch/arm/mach-msm/clock-8960.c
@@ -393,6 +393,7 @@
static DEFINE_VDD_CLASS(vdd_dig, set_vdd_dig_8960);
+static int rpm_vreg_dig_8930 = RPM_VREG_ID_PM8038_VDD_DIG_CORNER;
static int set_vdd_dig_8930(struct clk_vdd_class *vdd_class, int level)
{
static const int vdd_corner[] = {
@@ -401,7 +402,7 @@
[VDD_DIG_NOMINAL] = RPM_VREG_CORNER_NOMINAL,
[VDD_DIG_HIGH] = RPM_VREG_CORNER_HIGH,
};
- return rpm_vreg_set_voltage(RPM_VREG_ID_PM8038_VDD_DIG_CORNER,
+ return rpm_vreg_set_voltage(rpm_vreg_dig_8930,
RPM_VREG_VOTER3,
vdd_corner[level],
RPM_VREG_CORNER_HIGH, 1);
@@ -467,6 +468,36 @@
sr2_lreg_uv[level], sr2_lreg_uv[level], 1);
}
+static int set_vdd_sr2_hdmi_pll_8930_pm8917(struct clk_vdd_class *vdd_class,
+ int level)
+{
+ int rc = 0;
+
+ if (level == VDD_SR2_HDMI_PLL_OFF) {
+ rc = rpm_vreg_set_voltage(RPM_VREG_ID_PM8917_L23,
+ RPM_VREG_VOTER3, 0, 0, 1);
+ if (rc)
+ return rc;
+ rc = rpm_vreg_set_voltage(RPM_VREG_ID_PM8917_S8,
+ RPM_VREG_VOTER3, 0, 0, 1);
+ if (rc)
+ rpm_vreg_set_voltage(RPM_VREG_ID_PM8917_L23,
+ RPM_VREG_VOTER3, 1800000, 1800000, 1);
+ } else {
+ rc = rpm_vreg_set_voltage(RPM_VREG_ID_PM8917_S8,
+ RPM_VREG_VOTER3, 2050000, 2100000, 1);
+ if (rc)
+ return rc;
+ rc = rpm_vreg_set_voltage(RPM_VREG_ID_PM8917_L23,
+ RPM_VREG_VOTER3, 1800000, 1800000, 1);
+ if (rc)
+ rpm_vreg_set_voltage(RPM_VREG_ID_PM8917_S8,
+ RPM_VREG_VOTER3, 0, 0, 1);
+ }
+
+ return rc;
+}
+
static int set_vdd_sr2_hdmi_pll_8930(struct clk_vdd_class *vdd_class, int level)
{
return rpm_vreg_set_voltage(RPM_VREG_ID_PM8038_L23, RPM_VREG_VOTER3,
@@ -6421,12 +6452,8 @@
/* Initialize clock registers. */
reg_init();
- if (cpu_is_apq8064()) {
+ if (cpu_is_apq8064())
vdd_sr2_hdmi_pll.set_vdd = set_vdd_sr2_hdmi_pll_8064;
- } else if (cpu_is_msm8930() || cpu_is_msm8930aa() || cpu_is_msm8627()) {
- vdd_dig.set_vdd = set_vdd_dig_8930;
- vdd_sr2_hdmi_pll.set_vdd = set_vdd_sr2_hdmi_pll_8930;
- }
/* Detect PLL4 programmed for alternate 491.52MHz clock plan. */
if (readl_relaxed(LCC_PLL0_L_VAL_REG) == 0x12) {
@@ -6510,6 +6537,25 @@
clk_ops_local_pll.enable = sr_pll_clk_enable;
}
+static void __init msm8930_pm8917_clock_pre_init(void)
+{
+ /* detect pmic8917 from board file, and call this init function */
+
+ vdd_dig.set_vdd = set_vdd_dig_8930;
+ rpm_vreg_dig_8930 = RPM_VREG_ID_PM8917_VDD_DIG_CORNER;
+ vdd_sr2_hdmi_pll.set_vdd = set_vdd_sr2_hdmi_pll_8930_pm8917;
+
+ msm8960_clock_pre_init();
+}
+
+static void __init msm8930_clock_pre_init(void)
+{
+ vdd_dig.set_vdd = set_vdd_dig_8930;
+ vdd_sr2_hdmi_pll.set_vdd = set_vdd_sr2_hdmi_pll_8930;
+
+ msm8960_clock_pre_init();
+}
+
static void __init msm8960_clock_post_init(void)
{
/* Keep PXO on whenever APPS cpu is active */
@@ -6620,7 +6666,15 @@
struct clock_init_data msm8930_clock_init_data __initdata = {
.table = msm_clocks_8930,
.size = ARRAY_SIZE(msm_clocks_8930),
- .pre_init = msm8960_clock_pre_init,
+ .pre_init = msm8930_clock_pre_init,
+ .post_init = msm8960_clock_post_init,
+ .late_init = msm8960_clock_late_init,
+};
+
+struct clock_init_data msm8930_pm8917_clock_init_data __initdata = {
+ .table = msm_clocks_8930,
+ .size = ARRAY_SIZE(msm_clocks_8930),
+ .pre_init = msm8930_pm8917_clock_pre_init,
.post_init = msm8960_clock_post_init,
.late_init = msm8960_clock_late_init,
};
diff --git a/arch/arm/mach-msm/clock.h b/arch/arm/mach-msm/clock.h
index d88466d..4e3d83b 100644
--- a/arch/arm/mach-msm/clock.h
+++ b/arch/arm/mach-msm/clock.h
@@ -169,6 +169,7 @@
extern struct clock_init_data qds8x50_clock_init_data;
extern struct clock_init_data msm8625_dummy_clock_init_data;
extern struct clock_init_data msm8930_clock_init_data;
+extern struct clock_init_data msm8930_pm8917_clock_init_data;
extern struct clock_init_data msm8974_clock_init_data;
extern struct clock_init_data msm8974_rumi_clock_init_data;