Signed-off-by: Koen Kooi <k...@dominion.thruhere.net>
---
arch/arm/include/asm/arch-omap4/cpu.h | 1 +
arch/arm/include/asm/arch-omap4/i2c.h | 2 +-
drivers/i2c/omap24xx_i2c.c | 8 ++++++++
3 files changed, 10 insertions(+), 1 deletions(-)
diff --git a/arch/arm/include/asm/arch-omap4/cpu.h
b/arch/arm/include/asm/arch-omap4/cpu.h
index a8c4c60..3a0bfbf 100644
--- a/arch/arm/include/asm/arch-omap4/cpu.h
+++ b/arch/arm/include/asm/arch-omap4/cpu.h
@@ -138,6 +138,7 @@ struct watchdog {
#define I2C_BASE1 (OMAP44XX_L4_PER_BASE + 0x70000)
#define I2C_BASE2 (OMAP44XX_L4_PER_BASE + 0x72000)
#define I2C_BASE3 (OMAP44XX_L4_PER_BASE + 0x60000)
+#define I2C_BASE4 (OMAP44XX_L4_PER_BASE + 0x350000)
/* MUSB base */
#define MUSB_BASE (OMAP44XX_L4_CORE_BASE + 0xAB000)
diff --git a/arch/arm/include/asm/arch-omap4/i2c.h
b/arch/arm/include/asm/arch-omap4/i2c.h
index a91b4c2..02ee2f8 100644
--- a/arch/arm/include/asm/arch-omap4/i2c.h
+++ b/arch/arm/include/asm/arch-omap4/i2c.h
@@ -23,7 +23,7 @@
#ifndef _OMAP4_I2C_H_
#define _OMAP4_I2C_H_
-#define I2C_BUS_MAX 3
+#define I2C_BUS_MAX 4
#define I2C_DEFAULT_BASE I2C_BASE1
struct i2c {
diff --git a/drivers/i2c/omap24xx_i2c.c b/drivers/i2c/omap24xx_i2c.c
index 81193b0..df8ab92 100644
--- a/drivers/i2c/omap24xx_i2c.c
+++ b/drivers/i2c/omap24xx_i2c.c
@@ -448,6 +448,14 @@ int i2c_set_bus_num(unsigned int bus)
return -1;
}
+#if I2C_BUS_MAX == 4
+ if (bus == 3)
+ i2c_base = (struct i2c *)I2C_BASE4;
+ else
+ if (bus == 2)
+ i2c_base = (struct i2c *)I2C_BASE3;
+ else
+#endif
#if I2C_BUS_MAX == 3
if (bus == 2)
i2c_base = (struct i2c *)I2C_BASE3;
--
1.7.7.6
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