omap3_pmic_get_smps_config can now be used to get regulator configuration
for MPU and CORE SMPS regulators. This should be expanded later to add IVA
SMPS regulator for OMAP4.
Signed-off-by: Tero Kristo <t-kri...@ti.com>
---
arch/arm/mach-omap2/twl-common.c | 62 ++++++++++++++++++++++++++++++++++++++
arch/arm/mach-omap2/twl-common.h | 14 ++++++++
2 files changed, 76 insertions(+), 0 deletions(-)
diff --git a/arch/arm/mach-omap2/twl-common.c b/arch/arm/mach-omap2/twl-common.c
index 2543342..dc36053 100644
--- a/arch/arm/mach-omap2/twl-common.c
+++ b/arch/arm/mach-omap2/twl-common.c
@@ -23,8 +23,10 @@
#include <linux/i2c.h>
#include <linux/i2c/twl.h>
#include <linux/gpio.h>
+#include <linux/slab.h>
#include <linux/regulator/machine.h>
#include <linux/regulator/fixed.h>
+#include <linux/regulator/omap-smps.h>
#include <plat/i2c.h>
#include <plat/usb.h>
@@ -302,3 +304,63 @@ void __init omap3_pmic_get_config(struct
twl4030_platform_data *pmic_data,
if (regulators_flags & TWL_COMMON_REGULATOR_VPLL2 && !pmic_data->vpll2)
pmic_data->vpll2 = &omap3_vpll2_idata;
}
+
+static struct regulator_consumer_supply omap_smps_mpu_iva_supply[] = {
+ REGULATOR_SUPPLY("vcc", "mpu_iva"),
+};
+
+static struct regulator_consumer_supply omap_smps_core_supply[] = {
+ REGULATOR_SUPPLY("vcc", "core"),
+};
+
+static struct regulator_init_data omap_smps_mpu_iva = {
+ .constraints = {
+ .min_uV = 600000,
+ .max_uV = 1450000,
+ .valid_modes_mask = REGULATOR_MODE_NORMAL,
+ .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
+ },
+ .num_consumer_supplies = ARRAY_SIZE(omap_smps_mpu_iva_supply),
+ .consumer_supplies = omap_smps_mpu_iva_supply,
+};
+
+static struct regulator_init_data omap_smps_core = {
+ .constraints = {
+ .min_uV = 600000,
+ .max_uV = 1450000,
+ .valid_modes_mask = REGULATOR_MODE_NORMAL,
+ .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
+ },
+ .num_consumer_supplies = ARRAY_SIZE(omap_smps_core_supply),
+ .consumer_supplies = omap_smps_core_supply,
+};
+
+void omap_pmic_get_smps_config(struct platform_device *smps_dev,
+ u32 smps_flags)
+{
+ struct omap_smps_platform_data *info;
+ struct regulator_init_data **reg_list;
+ int num_reg = 0;
+
+ reg_list = kmalloc(sizeof(void *) * hweight32(smps_flags), GFP_KERNEL);
+ info = kzalloc(sizeof(struct omap_smps_platform_data), GFP_KERNEL);
+
+ if (!reg_list || !info)
+ return;
+
+ if (smps_flags & SMPS_COMMON_REGULATOR_MPU_IVA) {
+ reg_list[num_reg] = &omap_smps_mpu_iva;
+ num_reg++;
+ }
+ if (smps_flags & SMPS_COMMON_REGULATOR_CORE) {
+ reg_list[num_reg] = &omap_smps_core;
+ num_reg++;
+ }
+
+ info->regulators = reg_list;
+ info->num_regulators = num_reg;
+
+ smps_dev->name = "omap-smps";
+ smps_dev->id = -1;
+ smps_dev->dev.platform_data = info;
+}
diff --git a/arch/arm/mach-omap2/twl-common.h b/arch/arm/mach-omap2/twl-common.h
index 5e83a5b..fde8467 100644
--- a/arch/arm/mach-omap2/twl-common.h
+++ b/arch/arm/mach-omap2/twl-common.h
@@ -25,6 +25,11 @@
#define TWL_COMMON_REGULATOR_VPLL1 (1 << 4)
#define TWL_COMMON_REGULATOR_VPLL2 (1 << 5)
+/* TWLxxxx SMPS regulators */
+#define SMPS_COMMON_REGULATOR_MPU (1 << 0)
+#define SMPS_COMMON_REGULATOR_CORE (1 << 1)
+#define SMPS_COMMON_REGULATOR_IVA (1 << 2)
+#define SMPS_COMMON_REGULATOR_MPU_IVA (1 << 3)
struct twl4030_platform_data;
@@ -56,4 +61,13 @@ void omap3_pmic_get_config(struct twl4030_platform_data
*pmic_data,
void omap4_pmic_get_config(struct twl4030_platform_data *pmic_data,
u32 pdata_flags, u32 regulators_flags);
+void omap_pmic_get_smps_config(struct platform_device *smps_dev,
+ u32 smps_flags);
+
+static inline void omap3_pmic_get_smps_config(struct platform_device *smps_dev)
+{
+ omap_pmic_get_smps_config(smps_dev, SMPS_COMMON_REGULATOR_MPU_IVA |
+ SMPS_COMMON_REGULATOR_CORE);
+}
+
#endif /* __OMAP_PMIC_COMMON__ */
--
1.7.4.1
Texas Instruments Oy, Tekniikantie 12, 02150 Espoo. Y-tunnus: 0115040-6.
Kotipaikka: Helsinki
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