[PATCH] I2C: add i2c driver for TPS6501x

This adds an I2C driver for the TPS6501x series of power management chips.
It's used on many OMAP based boards, and this driver has been widely used
in the Linux-OMAP trees over the last year or so.

Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

1 files changed, 76 insertions, 0 deletions

diff --git a/include/asm-arm/arch-omap/tps65010.h b/include/asm-arm/arch-omap/tps65010.h
index 0f97bb2e8fce..b9aa2b3a3909 100644
--- a/include/asm-arm/arch-omap/tps65010.h
+++ b/include/asm-arm/arch-omap/tps65010.h
@@ -30,6 +30,66 @@
 
 /*
  * ----------------------------------------------------------------------------
+ * Registers, all 8 bits
+ * ----------------------------------------------------------------------------
+ */
+
+#define	TPS_CHGSTATUS		0x01
+#	define	TPS_CHG_USB		(1 << 7)
+#	define	TPS_CHG_AC		(1 << 6)
+#	define	TPS_CHG_THERM		(1 << 5)
+#	define	TPS_CHG_TERM		(1 << 4)
+#	define	TPS_CHG_TAPER_TMO	(1 << 3)
+#	define	TPS_CHG_CHG_TMO		(1 << 2)
+#	define	TPS_CHG_PRECHG_TMO	(1 << 1)
+#	define	TPS_CHG_TEMP_ERR	(1 << 0)
+#define	TPS_REGSTATUS		0x02
+#	define	TPS_REG_ONOFF		(1 << 7)
+#	define	TPS_REG_COVER		(1 << 6)
+#	define	TPS_REG_UVLO		(1 << 5)
+#	define	TPS_REG_NO_CHG		(1 << 4)	/* tps65013 */
+#	define	TPS_REG_PG_LD02		(1 << 3)
+#	define	TPS_REG_PG_LD01		(1 << 2)
+#	define	TPS_REG_PG_MAIN		(1 << 1)
+#	define	TPS_REG_PG_CORE		(1 << 0)
+#define	TPS_MASK1		0x03
+#define	TPS_MASK2		0x04
+#define	TPS_ACKINT1		0x05
+#define	TPS_ACKINT2		0x06
+#define	TPS_CHGCONFIG		0x07
+#	define	TPS_CHARGE_POR		(1 << 7)	/* 65010/65012 */
+#	define	TPS65013_AUA		(1 << 7)	/* 65011/65013 */
+#	define	TPS_CHARGE_RESET	(1 << 6)
+#	define	TPS_CHARGE_FAST		(1 << 5)
+#	define	TPS_CHARGE_CURRENT	(3 << 3)
+#	define	TPS_VBUS_500MA		(1 << 2)
+#	define	TPS_VBUS_CHARGING	(1 << 1)
+#	define	TPS_CHARGE_ENABLE	(1 << 0)
+#define	TPS_LED1_ON		0x08
+#define	TPS_LED1_PER		0x09
+#define	TPS_LED2_ON		0x0a
+#define	TPS_LED2_PER		0x0b
+#define	TPS_VDCDC1		0x0c
+#	define	TPS_ENABLE_LP		(1 << 3)
+#define	TPS_VDCDC2		0x0d
+#define	TPS_VREGS1		0x0e
+#	define	TPS_LDO2_ENABLE	(1 << 7)
+#	define	TPS_LDO2_OFF	(1 << 6)
+#	define	TPS_VLDO2_3_0V	(3 << 4)
+#	define	TPS_VLDO2_2_75V	(2 << 4)
+#	define	TPS_VLDO2_2_5V	(1 << 4)
+#	define	TPS_VLDO2_1_8V	(0 << 4)
+#	define	TPS_LDO1_ENABLE	(1 << 3)
+#	define	TPS_LDO1_OFF	(1 << 2)
+#	define	TPS_VLDO1_3_0V	(3 << 0)
+#	define	TPS_VLDO1_2_75V	(2 << 0)
+#	define	TPS_VLDO1_2_5V	(1 << 0)
+#	define	TPS_VLDO1_ADJ	(0 << 0)
+#define	TPS_MASK3		0x0f
+#define	TPS_DEFGPIO		0x10
+
+/*
+ * ----------------------------------------------------------------------------
  * Macros used by exported functions
  * ----------------------------------------------------------------------------
  */
@@ -71,10 +131,26 @@ extern int tps65010_set_gpio_out_value(unsigned gpio, unsigned value);
  */
 extern int tps65010_set_led(unsigned led, unsigned mode);
 
+/* tps65010_set_vib parameter:
+ * value: ON or OFF
+ */
+extern int tps65010_set_vib(unsigned value);
+
 /* tps65010_set_low_pwr parameter:
  * mode: ON or OFF
  */
 extern int tps65010_set_low_pwr(unsigned mode);
 
+/* tps65010_config_vregs1 parameter:
+ * value to be written to VREGS1 register
+ * Note: The complete register is written, set all bits you need
+ */
+extern int tps65010_config_vregs1(unsigned value);
+
+/* tps65013_set_low_pwr parameter:
+ * mode: ON or OFF
+ */
+extern int tps65013_set_low_pwr(unsigned mode);
+
 #endif /*  __ASM_ARCH_TPS65010_H */