Merge git://git.denx.de/u-boot-i2c

34 files changed, 43 insertions, 38 deletions

diff --git a/arch/arm/mach-omap2/Kconfig b/arch/arm/mach-omap2/Kconfig
index 013586edd9..89c91d1b77 100644
--- a/arch/arm/mach-omap2/Kconfig
+++ b/arch/arm/mach-omap2/Kconfig
@@ -22,6 +22,7 @@ config OMAP34XX
 	imply SPL_NAND_SUPPORT
 	imply SPL_POWER_SUPPORT
 	imply SPL_SERIAL_SUPPORT
+	imply SYS_I2C_OMAP24XX
 	imply SYS_THUMB_BUILD
 	imply TWL4030_POWER
 
@@ -40,6 +41,7 @@ config OMAP44XX
 	imply SPL_NAND_SUPPORT
 	imply SPL_POWER_SUPPORT
 	imply SPL_SERIAL_SUPPORT
+	imply SYS_I2C_OMAP24XX
 	imply SYS_THUMB_BUILD
 
 config OMAP54XX
@@ -59,6 +61,7 @@ config OMAP54XX
 	imply SPL_NAND_SUPPORT
 	imply SPL_POWER_SUPPORT
 	imply SPL_SERIAL_SUPPORT
+	imply SYS_I2C_OMAP24XX
 
 config TI814X
 	bool "TI814X SoC"
@@ -82,6 +85,7 @@ config AM43XX
 	imply SPL_OF_TRANSLATE
 	imply SPL_SEPARATE_BSS
 	imply SPL_SYS_MALLOC_SIMPLE
+	imply SYS_I2C_OMAP24XX
 	imply SYS_THUMB_BUILD
 	help
 	  Support for AM43xx SOC from Texas Instruments.
@@ -92,6 +96,7 @@ config AM43XX
 
 config AM33XX
 	bool "AM33XX SoC"
+	imply SYS_I2C_OMAP24XX
 	imply SYS_THUMB_BUILD
 	imply USE_TINY_PRINTF
 	help
diff --git a/arch/arm/mach-omap2/omap3/clock.c b/arch/arm/mach-omap2/omap3/clock.c
index 006969e780..3daae61e1d 100644
--- a/arch/arm/mach-omap2/omap3/clock.c
+++ b/arch/arm/mach-omap2/omap3/clock.c
@@ -772,7 +772,7 @@ void per_clocks_enable(void)
 	setbits_le32(&prcm_base->iclken_per, 0x00020000);
 #endif
 
-#ifdef CONFIG_SYS_I2C_OMAP34XX
+#ifdef CONFIG_SYS_I2C_OMAP24XX
 	/* Turn on all 3 I2C clocks */
 	setbits_le32(&prcm_base->fclken1_core, 0x00038000);
 	setbits_le32(&prcm_base->iclken1_core, 0x00038000); /* I2C1,2,3 = on */
diff --git a/board/compulab/cm_t35/cm_t35.c b/board/compulab/cm_t35/cm_t35.c
index f1691257e7..da6709889a 100644
--- a/board/compulab/cm_t35/cm_t35.c
+++ b/board/compulab/cm_t35/cm_t35.c
@@ -398,7 +398,7 @@ void board_mmc_power_init(void)
 }
 #endif
 
-#ifdef CONFIG_SYS_I2C_OMAP34XX
+#ifdef CONFIG_SYS_I2C_OMAP24XX
 /*
  * Routine: reset_net_chip
  * Description: reset the Ethernet controller via TPS65930 GPIO
diff --git a/board/logicpd/am3517evm/am3517evm.c b/board/logicpd/am3517evm/am3517evm.c
index 5d2d997e42..c18a5a3140 100644
--- a/board/logicpd/am3517evm/am3517evm.c
+++ b/board/logicpd/am3517evm/am3517evm.c
@@ -105,7 +105,7 @@ int misc_init_r(void)
 	volatile unsigned int ctr;
 	u32 reset;
 
-#ifdef CONFIG_SYS_I2C_OMAP34XX
+#ifdef CONFIG_SYS_I2C_OMAP24XX
 	i2c_init(CONFIG_SYS_OMAP24_I2C_SPEED, CONFIG_SYS_OMAP24_I2C_SLAVE);
 #endif
 
diff --git a/board/ti/am3517crane/am3517crane.c b/board/ti/am3517crane/am3517crane.c
index 5fa319d615..136cc43884 100644
--- a/board/ti/am3517crane/am3517crane.c
+++ b/board/ti/am3517crane/am3517crane.c
@@ -43,7 +43,7 @@ int board_init(void)
  */
 int misc_init_r(void)
 {
-#ifdef CONFIG_SYS_I2C_OMAP34XX
+#ifdef CONFIG_SYS_I2C_OMAP24XX
 	i2c_init(CONFIG_SYS_OMAP24_I2C_SPEED, CONFIG_SYS_OMAP24_I2C_SLAVE);
 #endif
 
diff --git a/board/ti/evm/evm.c b/board/ti/evm/evm.c
index fe8e79312f..a6c5a3d8e1 100644
--- a/board/ti/evm/evm.c
+++ b/board/ti/evm/evm.c
@@ -147,7 +147,7 @@ void get_board_mem_timings(struct board_sdrc_timings *timings)
 int misc_init_r(void)
 {
 
-#ifdef CONFIG_SYS_I2C_OMAP34XX
+#ifdef CONFIG_SYS_I2C_OMAP24XX
 	i2c_init(CONFIG_SYS_OMAP24_I2C_SPEED, CONFIG_SYS_OMAP24_I2C_SLAVE);
 #endif
 
diff --git a/configs/ti816x_evm_defconfig b/configs/ti816x_evm_defconfig
index 0f9b905bed..9d4be2af1d 100644
--- a/configs/ti816x_evm_defconfig
+++ b/configs/ti816x_evm_defconfig
@@ -39,6 +39,7 @@ CONFIG_OF_CONTROL=y
 CONFIG_DM=y
 CONFIG_DM_GPIO=y
 CONFIG_DM_I2C=y
+CONFIG_SYS_I2C_OMAP24XX=y
 CONFIG_MMC_OMAP_HS=y
 CONFIG_SYS_NS16550=y
 # CONFIG_USE_PRIVATE_LIBGCC is not set
diff --git a/drivers/i2c/Kconfig b/drivers/i2c/Kconfig
index 8ac1cc6a15..720e82d5de 100644
--- a/drivers/i2c/Kconfig
+++ b/drivers/i2c/Kconfig
@@ -145,6 +145,12 @@ config SYS_I2C_MXC
 	  channels and operating on standard mode upto 100 kbits/s and fast
 	  mode upto 400 kbits/s.
 
+config SYS_I2C_OMAP24XX
+	bool "TI OMAP2+ I2C driver"
+	depends on ARCH_OMAP2PLUS
+	help
+	  Add support for the OMAP2+ I2C driver.
+
 config SYS_I2C_ROCKCHIP
 	bool "Rockchip I2C driver"
 	depends on DM_I2C
diff --git a/drivers/i2c/Makefile b/drivers/i2c/Makefile
index 4bbf0c9f32..4f754191e2 100644
--- a/drivers/i2c/Makefile
+++ b/drivers/i2c/Makefile
@@ -31,7 +31,6 @@ obj-$(CONFIG_SYS_I2C_MVTWSI) += mvtwsi.o
 obj-$(CONFIG_SYS_I2C_MXC) += mxc_i2c.o
 obj-$(CONFIG_SYS_I2C_MXS) += mxs_i2c.o
 obj-$(CONFIG_SYS_I2C_OMAP24XX) += omap24xx_i2c.o
-obj-$(CONFIG_SYS_I2C_OMAP34XX) += omap24xx_i2c.o
 obj-$(CONFIG_SYS_I2C_RCAR) += rcar_i2c.o
 obj-$(CONFIG_SYS_I2C_ROCKCHIP) += rk_i2c.o
 obj-$(CONFIG_SYS_I2C_S3C24X0) += s3c24x0_i2c.o exynos_hs_i2c.o
diff --git a/drivers/i2c/at91_i2c.c b/drivers/i2c/at91_i2c.c
index b7298cf774..d394044f80 100644
--- a/drivers/i2c/at91_i2c.c
+++ b/drivers/i2c/at91_i2c.c
@@ -199,7 +199,7 @@ static int at91_i2c_enable_clk(struct udevice *dev)
 	return 0;
 }
 
-static int at91_i2c_probe(struct udevice *dev, uint chip, uint chip_flags)
+static int at91_i2c_probe_chip(struct udevice *dev, uint chip, uint chip_flags)
 {
 	struct at91_i2c_bus *bus = dev_get_priv(dev);
 	struct at91_i2c_regs *reg = bus->regs;
@@ -254,11 +254,32 @@ static int at91_i2c_ofdata_to_platdata(struct udevice *dev)
 
 static const struct dm_i2c_ops at91_i2c_ops = {
 	.xfer		= at91_i2c_xfer,
-	.probe_chip	= at91_i2c_probe,
+	.probe_chip	= at91_i2c_probe_chip,
 	.set_bus_speed	= at91_i2c_set_bus_speed,
 	.get_bus_speed	= at91_i2c_get_bus_speed,
 };
 
+static int at91_i2c_probe(struct udevice *dev)
+{
+	struct at91_i2c_bus *bus = dev_get_priv(dev);
+	struct at91_i2c_regs *reg = bus->regs;
+	int ret;
+
+	ret = at91_i2c_enable_clk(dev);
+	if (ret)
+		return ret;
+
+	writel(TWI_CR_SWRST, &reg->cr);
+
+	at91_calc_i2c_clock(dev, bus->clock_frequency);
+
+	writel(bus->cwgr_val, &reg->cwgr);
+	writel(TWI_CR_MSEN, &reg->cr);
+	writel(TWI_CR_SVDIS, &reg->cr);
+
+	return 0;
+}
+
 static const struct at91_i2c_pdata at91rm9200_config = {
 	.clk_max_div = 5,
 	.clk_offset = 3,
@@ -315,6 +336,7 @@ U_BOOT_DRIVER(i2c_at91) = {
 	.name	= "i2c_at91",
 	.id	= UCLASS_I2C,
 	.of_match = at91_i2c_ids,
+	.probe = at91_i2c_probe,
 	.ofdata_to_platdata = at91_i2c_ofdata_to_platdata,
 	.per_child_auto_alloc_size = sizeof(struct dm_i2c_chip),
 	.priv_auto_alloc_size = sizeof(struct at91_i2c_bus),
diff --git a/drivers/i2c/designware_i2c.c b/drivers/i2c/designware_i2c.c
index d4df35a69a..8cfed2194c 100644
--- a/drivers/i2c/designware_i2c.c
+++ b/drivers/i2c/designware_i2c.c
@@ -374,7 +374,8 @@ static void __dw_i2c_init(struct i2c_regs *i2c_base, int speed, int slaveaddr)
 	/* Disable i2c */
 	dw_i2c_enable(i2c_base, false);
 
-	writel((IC_CON_SD | IC_CON_SPD_FS | IC_CON_MM), &i2c_base->ic_con);
+	writel(IC_CON_SD | IC_CON_RE | IC_CON_SPD_FS | IC_CON_MM,
+	       &i2c_base->ic_con);
 	writel(IC_RX_TL, &i2c_base->ic_rx_tl);
 	writel(IC_TX_TL, &i2c_base->ic_tx_tl);
 	writel(IC_STOP_DET, &i2c_base->ic_intr_mask);
diff --git a/include/configs/am3517_crane.h b/include/configs/am3517_crane.h
index 36adea749e..aeba61ea59 100644
--- a/include/configs/am3517_crane.h
+++ b/include/configs/am3517_crane.h
@@ -103,7 +103,6 @@
 #define CONFIG_SYS_I2C
 #define CONFIG_SYS_OMAP24_I2C_SPEED	100000
 #define CONFIG_SYS_OMAP24_I2C_SLAVE	1
-#define CONFIG_SYS_I2C_OMAP34XX
 
 /*
  * Board NAND Info.
diff --git a/include/configs/am3517_evm.h b/include/configs/am3517_evm.h
index 2f2e13c5bb..60460c8105 100644
--- a/include/configs/am3517_evm.h
+++ b/include/configs/am3517_evm.h
@@ -91,7 +91,6 @@
 #define CONFIG_SYS_I2C
 #define CONFIG_SYS_OMAP24_I2C_SPEED	100000
 #define CONFIG_SYS_OMAP24_I2C_SLAVE	1
-#define CONFIG_SYS_I2C_OMAP34XX
 
 /* Ethernet */
 #define CONFIG_DRIVER_TI_EMAC
diff --git a/include/configs/bur_am335x_common.h b/include/configs/bur_am335x_common.h
index b8c531ec29..f545a56d82 100644
--- a/include/configs/bur_am335x_common.h
+++ b/include/configs/bur_am335x_common.h
@@ -72,7 +72,6 @@
 #define CONFIG_SYS_I2C
 #define CONFIG_SYS_OMAP24_I2C_SPEED	100000
 #define CONFIG_SYS_OMAP24_I2C_SLAVE	1
-#define CONFIG_SYS_I2C_OMAP24XX
 
 /*
  * Our platforms make use of SPL to initalize the hardware (primarily
diff --git a/include/configs/cm_t35.h b/include/configs/cm_t35.h
index bdbbfdd5de..f8f3c9224c 100644
--- a/include/configs/cm_t35.h
+++ b/include/configs/cm_t35.h
@@ -93,7 +93,6 @@
 #define CONFIG_SYS_I2C
 #define CONFIG_SYS_OMAP24_I2C_SPEED	100000
 #define CONFIG_SYS_OMAP24_I2C_SLAVE	1
-#define CONFIG_SYS_I2C_OMAP34XX
 #define CONFIG_SYS_I2C_EEPROM_ADDR	0x50
 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN	1
 #define CONFIG_SYS_I2C_EEPROM_BUS	0
diff --git a/include/configs/cm_t3517.h b/include/configs/cm_t3517.h
index 93bf04ffaa..5821183fc9 100644
--- a/include/configs/cm_t3517.h
+++ b/include/configs/cm_t3517.h
@@ -101,7 +101,6 @@
 #define CONFIG_SYS_I2C
 #define CONFIG_SYS_OMAP24_I2C_SPEED	400000
 #define CONFIG_SYS_OMAP24_I2C_SLAVE	1
-#define CONFIG_SYS_I2C_OMAP34XX
 #define CONFIG_SYS_I2C_EEPROM_ADDR	0x50
 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN	1
 #define CONFIG_SYS_I2C_EEPROM_BUS	0
diff --git a/include/configs/cm_t54.h b/include/configs/cm_t54.h
index 8a4c333564..feae29d145 100644
--- a/include/configs/cm_t54.h
+++ b/include/configs/cm_t54.h
@@ -17,7 +17,6 @@
 #include <configs/ti_omap5_common.h>
 
 /* EEPROM related defines */
-#define CONFIG_SYS_I2C_OMAP34XX
 #define CONFIG_SYS_I2C_EEPROM_ADDR	0x50
 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN	1
 #define CONFIG_SYS_I2C_EEPROM_BUS	0
diff --git a/include/configs/devkit8000.h b/include/configs/devkit8000.h
index fb9e4c6428..5b249d1f67 100644
--- a/include/configs/devkit8000.h
+++ b/include/configs/devkit8000.h
@@ -65,8 +65,6 @@
 #undef CONFIG_OMAP3_SPI
 
 /* I2C */
-#undef CONFIG_SYS_I2C_OMAP24XX
-#define CONFIG_SYS_I2C_OMAP34XX
 
 /* TWL4030 */
 #define CONFIG_TWL4030_LED		1
diff --git a/include/configs/kc1.h b/include/configs/kc1.h
index f040d0bbb6..38c5862b72 100644
--- a/include/configs/kc1.h
+++ b/include/configs/kc1.h
@@ -60,7 +60,6 @@
 #define CONFIG_SYS_I2C
 #define CONFIG_SYS_OMAP24_I2C_SPEED	400000
 #define CONFIG_SYS_OMAP24_I2C_SLAVE	1
-#define CONFIG_SYS_I2C_OMAP24XX
 #define CONFIG_I2C_MULTI_BUS
 
 /*
diff --git a/include/configs/mcx.h b/include/configs/mcx.h
index 91384525ce..f25533446c 100644
--- a/include/configs/mcx.h
+++ b/include/configs/mcx.h
@@ -86,7 +86,6 @@
 #define CONFIG_SYS_I2C
 #define CONFIG_SYS_OMAP24_I2C_SPEED	100000
 #define CONFIG_SYS_OMAP24_I2C_SLAVE	1
-#define CONFIG_SYS_I2C_OMAP34XX
 
 /* RTC */
 #define CONFIG_RTC_DS1337
diff --git a/include/configs/nokia_rx51.h b/include/configs/nokia_rx51.h
index 982651462d..a06aec1f5f 100644
--- a/include/configs/nokia_rx51.h
+++ b/include/configs/nokia_rx51.h
@@ -112,7 +112,6 @@
 #define CONFIG_SYS_I2C
 #define CONFIG_SYS_OMAP24_I2C_SPEED	100000
 #define CONFIG_SYS_OMAP24_I2C_SLAVE	1
-#define CONFIG_SYS_I2C_OMAP34XX
 
 /*
  * TWL4030
diff --git a/include/configs/omap3_evm.h b/include/configs/omap3_evm.h
index 70cd0ea27e..bc859c8811 100644
--- a/include/configs/omap3_evm.h
+++ b/include/configs/omap3_evm.h
@@ -143,7 +143,6 @@
 #define CONFIG_SYS_I2C
 #define CONFIG_SYS_OMAP24_I2C_SPEED	100000
 #define CONFIG_SYS_OMAP24_I2C_SLAVE	1
-#define CONFIG_SYS_I2C_OMAP34XX
 
 /*
  * PISMO support
diff --git a/include/configs/omap3_logic.h b/include/configs/omap3_logic.h
index 2ab74cb0e9..e5ffb85381 100644
--- a/include/configs/omap3_logic.h
+++ b/include/configs/omap3_logic.h
@@ -53,7 +53,6 @@
 #define CONFIG_USB_OMAP3
 
 /* I2C */
-#define CONFIG_SYS_I2C_OMAP34XX
 #define CONFIG_SYS_I2C_EEPROM_ADDR	0x50	/* EEPROM AT24C64      */
 
 /* USB */
diff --git a/include/configs/omap3_overo.h b/include/configs/omap3_overo.h
index 133069abbc..bc4a59e128 100644
--- a/include/configs/omap3_overo.h
+++ b/include/configs/omap3_overo.h
@@ -34,7 +34,6 @@
 #define CONFIG_SYS_MALLOC_LEN	(CONFIG_ENV_SIZE + (128 << 15))
 
 /* I2C Support */
-#define CONFIG_SYS_I2C_OMAP34XX
 
 /* TWL4030 LED */
 #define CONFIG_TWL4030_LED
diff --git a/include/configs/omap3_pandora.h b/include/configs/omap3_pandora.h
index b7ab6283dd..53c53ef9ff 100644
--- a/include/configs/omap3_pandora.h
+++ b/include/configs/omap3_pandora.h
@@ -29,9 +29,6 @@
  * Hardware drivers
  */
 
-/* I2C Support */
-#define CONFIG_SYS_I2C_OMAP34XX
-
 /* TWL4030 LED */
 #define CONFIG_TWL4030_LED
 
diff --git a/include/configs/omap3_zoom1.h b/include/configs/omap3_zoom1.h
index b86292400a..7f4f56f171 100644
--- a/include/configs/omap3_zoom1.h
+++ b/include/configs/omap3_zoom1.h
@@ -63,9 +63,6 @@
 #endif
 #endif
 
-#undef CONFIG_SYS_I2C_OMAP24XX
-#define CONFIG_SYS_I2C_OMAP34XX
-
 /*
  * TWL4030
  */
diff --git a/include/configs/siemens-am33x-common.h b/include/configs/siemens-am33x-common.h
index 22215fefc0..5101d7065e 100644
--- a/include/configs/siemens-am33x-common.h
+++ b/include/configs/siemens-am33x-common.h
@@ -104,7 +104,6 @@
 #define CONFIG_SYS_I2C
 #define CONFIG_SYS_OMAP24_I2C_SPEED	100000
 #define CONFIG_SYS_OMAP24_I2C_SLAVE	1
-#define CONFIG_SYS_I2C_OMAP24XX
 
 /* Defines for SPL */
 #define CONFIG_SPL_FRAMEWORK
diff --git a/include/configs/sniper.h b/include/configs/sniper.h
index 669ce8588d..34f6d8ad72 100644
--- a/include/configs/sniper.h
+++ b/include/configs/sniper.h
@@ -62,7 +62,6 @@
 #define CONFIG_SYS_I2C
 #define CONFIG_SYS_OMAP24_I2C_SPEED	400000
 #define CONFIG_SYS_OMAP24_I2C_SLAVE	1
-#define CONFIG_SYS_I2C_OMAP34XX
 #define CONFIG_I2C_MULTI_BUS
 
 /*
diff --git a/include/configs/tam3517-common.h b/include/configs/tam3517-common.h
index b695d8d346..37f876755a 100644
--- a/include/configs/tam3517-common.h
+++ b/include/configs/tam3517-common.h
@@ -71,7 +71,6 @@
 #define CONFIG_SYS_I2C
 #define CONFIG_SYS_OMAP24_I2C_SPEED	400000
 #define CONFIG_SYS_OMAP24_I2C_SLAVE	1
-#define CONFIG_SYS_I2C_OMAP34XX
 #define CONFIG_SYS_I2C_EEPROM_ADDR	0x50		/* base address */
 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN	1		/* bytes of address */
 #define CONFIG_SYS_I2C_EEPROM_ADDR_OVERFLOW	0x07
diff --git a/include/configs/tao3530.h b/include/configs/tao3530.h
index 3dd7a9bfc7..1f36ac69be 100644
--- a/include/configs/tao3530.h
+++ b/include/configs/tao3530.h
@@ -69,7 +69,6 @@
 					"4m(kernel),-(fs)"
 
 #define CONFIG_SYS_I2C
-#define CONFIG_SYS_I2C_OMAP34XX
 #define CONFIG_SYS_OMAP24_I2C_SPEED	100000
 #define CONFIG_SYS_OMAP24_I2C_SLAVE	1
 #define CONFIG_I2C_MULTI_BUS
diff --git a/include/configs/ti_armv7_omap.h b/include/configs/ti_armv7_omap.h
index 85f1d96823..6834500c17 100644
--- a/include/configs/ti_armv7_omap.h
+++ b/include/configs/ti_armv7_omap.h
@@ -15,7 +15,6 @@
 /* I2C IP block */
 #define CONFIG_SYS_OMAP24_I2C_SPEED	100000
 #define CONFIG_SYS_OMAP24_I2C_SLAVE	1
-#define CONFIG_SYS_I2C_OMAP24XX
 
 /* SPI IP Block */
 #define CONFIG_OMAP3_SPI
diff --git a/include/configs/ti_omap4_common.h b/include/configs/ti_omap4_common.h
index 1a6551e24d..acfac24ebe 100644
--- a/include/configs/ti_omap4_common.h
+++ b/include/configs/ti_omap4_common.h
@@ -150,7 +150,6 @@
 #ifdef CONFIG_SPL_BUILD
 /* No need for i2c in SPL mode as we will use SRI2C for PMIC access on OMAP4 */
 #undef CONFIG_SYS_I2C
-#undef CONFIG_SYS_I2C_OMAP24XX
 #endif
 
 #endif /* __CONFIG_TI_OMAP4_COMMON_H */
diff --git a/include/configs/tricorder.h b/include/configs/tricorder.h
index 6e80e5b462..fbdd43ac72 100644
--- a/include/configs/tricorder.h
+++ b/include/configs/tricorder.h
@@ -62,7 +62,6 @@
 #define CONFIG_SYS_I2C
 #define CONFIG_SYS_OMAP24_I2C_SPEED	100000
 #define CONFIG_SYS_OMAP24_I2C_SLAVE	1
-#define CONFIG_SYS_I2C_OMAP34XX
  
 
 /* EEPROM */
diff --git a/scripts/config_whitelist.txt b/scripts/config_whitelist.txt
index 2dacf7961a..4689d6310f 100644
--- a/scripts/config_whitelist.txt
+++ b/scripts/config_whitelist.txt
@@ -3530,8 +3530,6 @@ CONFIG_SYS_I2C_MXC_I2C4
 CONFIG_SYS_I2C_NCT72_ADDR
 CONFIG_SYS_I2C_NOPROBES
 CONFIG_SYS_I2C_OFFSET
-CONFIG_SYS_I2C_OMAP24XX
-CONFIG_SYS_I2C_OMAP34XX
 CONFIG_SYS_I2C_PCA953X_ADDR
 CONFIG_SYS_I2C_PCA953X_ADDR0
 CONFIG_SYS_I2C_PCA953X_ADDR1