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authorLubomir Popov <lpopov@mm-sol.com>2013-06-06 04:16:40 +0000
committerTom Rini <trini@ti.com>2013-06-10 08:43:10 -0400
commite9090fa45a3d537edac0a7eecae75c9a4e75ec86 (patch)
treebbbba373e28549e8ee67987083eeec3e3c2e7b4d /include/palmas.h
parent92b0482c17acf92f94ac74fd8536fd95d5b64b5e (diff)
downloadblackbird-obmc-uboot-e9090fa45a3d537edac0a7eecae75c9a4e75ec86.tar.gz
blackbird-obmc-uboot-e9090fa45a3d537edac0a7eecae75c9a4e75ec86.zip
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/palmas.h')
-rw-r--r--include/palmas.h90
1 files changed, 83 insertions, 7 deletions
diff --git a/include/palmas.h b/include/palmas.h
index 3b185896d6..aff48b5dfc 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 */
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