From eec567a67e00d1ed8d941e9098b7d421f4091abf Mon Sep 17 00:00:00 2001 From: TsiChung Liew Date: Tue, 19 Aug 2008 03:01:19 +0600 Subject: ColdFire: I2C fix for multiple platforms Signed-off-by: TsiChung Liew --- include/asm-m68k/fsl_i2c.h | 9 --------- include/configs/M5235EVB.h | 7 +++++-- include/configs/M5253DEMO.h | 11 +++++++++++ include/configs/M5275EVB.h | 3 +++ 4 files changed, 19 insertions(+), 11 deletions(-) (limited to 'include') diff --git a/include/asm-m68k/fsl_i2c.h b/include/asm-m68k/fsl_i2c.h index 4f71341..2bc9bf4 100644 --- a/include/asm-m68k/fsl_i2c.h +++ b/include/asm-m68k/fsl_i2c.h @@ -72,15 +72,6 @@ typedef struct fsl_i2c { #define I2C_DR 0xFF #define I2C_DR_SHIFT 0 #define I2C_DR_RES ~(I2C_DR) - - u8 dfsrr; /* I2C digital filter sampling rate register */ - u8 res5[3]; -#define I2C_DFSRR 0x3F -#define I2C_DFSRR_SHIFT 0 -#define I2C_DFSRR_RES ~(I2C_DR) - - /* Fill out the reserved block */ - u8 res6[0xE8]; } fsl_i2c_t; #endif /* _ASM_I2C_H_ */ diff --git a/include/configs/M5235EVB.h b/include/configs/M5235EVB.h index e836132..b32eabe 100644 --- a/include/configs/M5235EVB.h +++ b/include/configs/M5235EVB.h @@ -102,12 +102,15 @@ /* I2C */ #define CONFIG_FSL_I2C -#define CONFIG_HARD_I2C /* I2C with hw support */ -#undef CONFIG_SOFT_I2C /* I2C bit-banged */ +#define CONFIG_HARD_I2C /* I2C with hw support */ +#undef CONFIG_SOFT_I2C /* I2C bit-banged */ #define CFG_I2C_SPEED 80000 #define CFG_I2C_SLAVE 0x7F #define CFG_I2C_OFFSET 0x00000300 #define CFG_IMMR CFG_MBAR +#define CFG_I2C_PINMUX_REG (gpio->par_qspi) +#define CFG_I2C_PINMUX_CLR ~(GPIO_PAR_FECI2C_SCL_MASK | GPIO_PAR_FECI2C_SDA_MASK) +#define CFG_I2C_PINMUX_SET (GPIO_PAR_FECI2C_SCL_I2CSCL | GPIO_PAR_FECI2C_SDA_I2CSDA) /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */ #define CONFIG_BOOTDELAY 1 /* autoboot after 5 seconds */ diff --git a/include/configs/M5253DEMO.h b/include/configs/M5253DEMO.h index f2c2317..9f78f6e 100644 --- a/include/configs/M5253DEMO.h +++ b/include/configs/M5253DEMO.h @@ -118,6 +118,17 @@ #define CONFIG_HOSTNAME M5253DEMO +/* I2C */ +#define CONFIG_FSL_I2C +#define CONFIG_HARD_I2C /* I2C with hw support */ +#define CFG_I2C_SPEED 80000 +#define CFG_I2C_SLAVE 0x7F +#define CFG_I2C_OFFSET 0x00000280 +#define CFG_IMMR CFG_MBAR +#define CFG_I2C_PINMUX_REG (*(u32 *) (CFG_MBAR+0x19C)) +#define CFG_I2C_PINMUX_CLR (0xFFFFE7FF) +#define CFG_I2C_PINMUX_SET (0) + #define CFG_PROMPT "=> " #define CFG_LONGHELP /* undef to save memory */ diff --git a/include/configs/M5275EVB.h b/include/configs/M5275EVB.h index c1750b5..430af6b 100644 --- a/include/configs/M5275EVB.h +++ b/include/configs/M5275EVB.h @@ -118,6 +118,9 @@ #define CFG_I2C_SLAVE 0x7F #define CFG_I2C_OFFSET 0x00000300 #define CFG_IMMR CFG_MBAR +#define CFG_I2C_PINMUX_REG (gpio_reg->par_feci2c) +#define CFG_I2C_PINMUX_CLR (0xFFF0) +#define CFG_I2C_PINMUX_SET (0x000F) #ifdef CONFIG_MCFFEC #define CONFIG_ETHADDR 00:06:3b:01:41:55 -- cgit v1.1