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| author | Lubomir Popov <lpopov@mm-sol.com> | 2013-06-06 04:16:40 +0000 |
|---|---|---|
| committer | Tom Rini <trini@ti.com> | 2013-06-10 08:43:10 -0400 |
| commit | e9090fa45a3d537edac0a7eecae75c9a4e75ec86 (patch) | |
| tree | bbbba373e28549e8ee67987083eeec3e3c2e7b4d /include | |
| parent | 92b0482c17acf92f94ac74fd8536fd95d5b64b5e (diff) | |
| download | u-boot-imx-e9090fa45a3d537edac0a7eecae75c9a4e75ec86.zip u-boot-imx-e9090fa45a3d537edac0a7eecae75c9a4e75ec86.tar.gz u-boot-imx-e9090fa45a3d537edac0a7eecae75c9a4e75ec86.tar.bz2 | |
ARM: OMAP5: Power: Add more functionality to Palmas driver
Add some useful functions, and the corresponding definitions.
Add support for powering on the dra7xx_evm SD/MMC LDO
(courtesy Lokesh Vutla <lokeshvutla@ti.com>).
Signed-off-by: Lubomir Popov <lpopov@mm-sol.com>
Reviewed-by: Tom Rini <trini@ti.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/palmas.h | 90 |
1 files changed, 83 insertions, 7 deletions
diff --git a/include/palmas.h b/include/palmas.h index 3b18589..aff48b5 100644 --- a/include/palmas.h +++ b/include/palmas.h @@ -26,17 +26,90 @@ #include <common.h> #include <i2c.h> -/* I2C chip addresses */ -#define PALMAS_CHIP_ADDR 0x48 +/* I2C chip addresses, TW6035/37 */ +#define TWL603X_CHIP_P1 0x48 /* Page 1 */ +#define TWL603X_CHIP_P2 0x49 /* Page 2 */ +#define TWL603X_CHIP_P3 0x4a /* Page 3 */ -/* 0x1XY translates to page 1, register address 0xXY */ +/* TPS659038/39 */ +#define TPS65903X_CHIP_P1 0x58 /* Page 1 */ + +/* Page 1 registers (0x1XY translates to page 1, reg addr 0xXY): */ + +/* LDO1 control/voltage */ +#define LDO1_CTRL 0x50 +#define LDO1_VOLTAGE 0x51 + +/* LDO9 control/voltage */ #define LDO9_CTRL 0x60 #define LDO9_VOLTAGE 0x61 -/* Bit field definitions for LDOx_CTRL */ -#define LDO_ON (1 << 4) -#define LDO_MODE_SLEEP (1 << 2) -#define LDO_MODE_ACTIVE (1 << 0) +/* LDOUSB control/voltage */ +#define LDOUSB_CTRL 0x64 +#define LDOUSB_VOLTAGE 0x65 + +/* Control of 32 kHz audio clock */ +#define CLK32KGAUDIO_CTRL 0xd5 + +/* SYSEN2_CTRL for VCC_3v3_AUX supply on the sEVM */ +#define SYSEN2_CTRL 0xd9 + +/* + * Bit field definitions for LDOx_CTRL, SYSENx_CTRL + * and some other xxx_CTRL resources: + */ +#define LDO9_BYP_EN (1 << 6) /* LDO9 only! */ +#define RSC_STAT_ON (1 << 4) /* RO status bit! */ +#define RSC_MODE_SLEEP (1 << 2) +#define RSC_MODE_ACTIVE (1 << 0) + +/* Some LDO voltage values */ +#define LDO_VOLT_OFF 0 +#define LDO_VOLT_1V8 0x13 +#define LDO_VOLT_3V0 0x2b +#define LDO_VOLT_3V3 0x31 +/* Request bypass, LDO9 only */ +#define LDO9_BYPASS 0x3f + +/* SMPS7_CTRL */ +#define SMPS7_CTRL 0x30 + +/* SMPS9_CTRL */ +#define SMPS9_CTRL 0x38 +#define SMPS9_VOLTAGE 0x3b + +/* Bit field definitions for SMPSx_CTRL */ +#define SMPS_MODE_ACT_AUTO 1 +#define SMPS_MODE_ACT_ECO 2 +#define SMPS_MODE_ACT_FPWM 3 +#define SMPS_MODE_SLP_AUTO (1 << 2) +#define SMPS_MODE_SLP_ECO (2 << 2) +#define SMPS_MODE_SLP_FPWM (3 << 2) + +/* + * Some popular SMPS voltages, all with RANGE=1; note + * that RANGE cannot be changed on the fly + */ +#define SMPS_VOLT_OFF 0 +#define SMPS_VOLT_1V2 0x90 +#define SMPS_VOLT_1V8 0xae +#define SMPS_VOLT_2V1 0xbd +#define SMPS_VOLT_3V0 0xea +#define SMPS_VOLT_3V3 0xf9 + +/* Backup Battery & VRTC Control */ +#define BB_VRTC_CTRL 0xa8 +/* Bit definitions for BB_VRTC_CTRL */ +#define VRTC_EN_SLP (1 << 6) +#define VRTC_EN_OFF (1 << 5) +#define VRTC_PWEN (1 << 4) +#define BB_LOW_ICHRG (1 << 3) +#define BB_HIGH_ICHRG (0 << 3) +#define BB_VSEL_3V0 (0 << 1) +#define BB_VSEL_2V5 (1 << 1) +#define BB_VSEL_3V15 (2 << 1) +#define BB_VSEL_VBAT (3 << 1) +#define BB_CHRG_EN (1 << 0) /* * Functions to read and write from TPS659038/TWL6035/TWL6037 @@ -54,5 +127,8 @@ static inline int palmas_i2c_read_u8(u8 chip_no, u8 reg, u8 *val) void palmas_init_settings(void); int palmas_mmc1_poweron_ldo(void); +int twl603x_mmc1_set_ldo9(u8 vsel); +int twl603x_audio_power(u8 on); +int twl603x_enable_bb_charge(u8 bb_fields); #endif /* PALMAS_H */ |