[PATCHv8 5/5] omap3: twl: add external controllers for core voltage regulators

[Tero Kristo <t-kristo@xxxxxx>]

VDD1 and VDD2 now use voltage processor for controlling the regulators.
This is done by passing additional voltdm data during the regulator init.

Signed-off-by: Tero Kristo <t-kristo@xxxxxx>
---
 arch/arm/mach-omap2/twl-common.c |   33 +++++++++++++++++++++++++++++++--
 1 files changed, 31 insertions(+), 2 deletions(-)

diff --git a/arch/arm/mach-omap2/twl-common.c b/arch/arm/mach-omap2/twl-common.c
index 7cf5347..d2557d1 100644
--- a/arch/arm/mach-omap2/twl-common.c
+++ b/arch/arm/mach-omap2/twl-common.c
@@ -30,6 +30,19 @@
 #include <plat/usb.h>
 
 #include "twl-common.h"
+#include "voltage.h"
+
+static int twl_set_voltage(void *data, int min_uV)
+{
+	struct voltagedomain *voltdm = (struct voltagedomain *)data;
+	return voltdm_scale(voltdm, min_uV);
+}
+
+static int twl_get_voltage(void *data)
+{
+	struct voltagedomain *voltdm = (struct voltagedomain *)data;
+	return voltdm_get_voltage(voltdm);
+}
 
 static struct i2c_board_info __initdata pmic_i2c_board_info = {
 	.addr		= 0x48,
@@ -147,6 +160,16 @@ static struct regulator_init_data omap3_vdd2 = {
 	.consumer_supplies		= omap3_vdd2_supply,
 };
 
+static struct twl_regulator_driver_data omap3_vdd1_drvdata = {
+	.get_voltage = twl_get_voltage,
+	.set_voltage = twl_set_voltage,
+};
+
+static struct twl_regulator_driver_data omap3_vdd2_drvdata = {
+	.get_voltage = twl_get_voltage,
+	.set_voltage = twl_set_voltage,
+};
+
 void __init omap3_pmic_get_config(struct twl4030_platform_data *pmic_data,
 				  u32 pdata_flags, u32 regulators_flags)
 {
@@ -154,10 +177,16 @@ void __init omap3_pmic_get_config(struct twl4030_platform_data *pmic_data,
 		pmic_data->irq_base = TWL4030_IRQ_BASE;
 	if (!pmic_data->irq_end)
 		pmic_data->irq_end = TWL4030_IRQ_END;
-	if (!pmic_data->vdd1)
+	if (!pmic_data->vdd1) {
+		omap3_vdd1.driver_data = &omap3_vdd1_drvdata;
+		omap3_vdd1_drvdata.data = voltdm_lookup("mpu_iva");
 		pmic_data->vdd1 = &omap3_vdd1;
-	if (!pmic_data->vdd2)
+	}
+	if (!pmic_data->vdd2) {
+		omap3_vdd2.driver_data = &omap3_vdd2_drvdata;
+		omap3_vdd2_drvdata.data = voltdm_lookup("core");
 		pmic_data->vdd2 = &omap3_vdd2;
+	}
 
 	/* Common platform data configurations */
 	if (pdata_flags & TWL_COMMON_PDATA_USB && !pmic_data->usb)
-- 
1.7.4.1

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