From ea818dbbcd59300b56014ac2d67798a54994eb9b Mon Sep 17 00:00:00 2001 From: Heiko Schocher Date: Tue, 29 Jan 2013 08:53:15 +0100 Subject: i2c, soft-i2c: switch to new multibus/multiadapter support - added to soft_i2c driver new multibus/multiadpater support - adapted all config files, which uses this driver Signed-off-by: Heiko Schocher Cc: Simon Glass Cc: Stephen Warren --- include/configs/GEN860T.h | 39 +++++++++++++++++++++++---------------- 1 file changed, 23 insertions(+), 16 deletions(-) (limited to 'include/configs/GEN860T.h') diff --git a/include/configs/GEN860T.h b/include/configs/GEN860T.h index 9a649ca125..cc03d397d3 100644 --- a/include/configs/GEN860T.h +++ b/include/configs/GEN860T.h @@ -158,26 +158,33 @@ /* * Enable I2C and select the hardware/software driver */ -#define CONFIG_HARD_I2C 1 /* CPM based I2C */ -#undef CONFIG_SOFT_I2C /* Bit-banged I2C */ +#define CONFIG_HARD_I2C 1 /* CPM based I2C */ +#undef CONFIG_SYS_I2C_SOFT /* Bit-banged I2C */ #ifdef CONFIG_HARD_I2C -#define CONFIG_SYS_I2C_SPEED 100000 /* clock speed in Hz */ -#define CONFIG_SYS_I2C_SLAVE 0xFE /* I2C slave address */ +#define CONFIG_SYS_I2C_SPEED 100000 /* clock speed in Hz */ +#define CONFIG_SYS_I2C_SLAVE 0xFE /* I2C slave address */ #endif -#ifdef CONFIG_SOFT_I2C -#define PB_SCL 0x00000020 /* PB 26 */ -#define PB_SDA 0x00000010 /* PB 27 */ -#define I2C_INIT (immr->im_cpm.cp_pbdir |= PB_SCL) -#define I2C_ACTIVE (immr->im_cpm.cp_pbdir |= PB_SDA) -#define I2C_TRISTATE (immr->im_cpm.cp_pbdir &= ~PB_SDA) -#define I2C_READ ((immr->im_cpm.cp_pbdat & PB_SDA) != 0) -#define I2C_SDA(bit) if(bit) immr->im_cpm.cp_pbdat |= PB_SDA; \ - else immr->im_cpm.cp_pbdat &= ~PB_SDA -#define I2C_SCL(bit) if(bit) immr->im_cpm.cp_pbdat |= PB_SCL; \ - else immr->im_cpm.cp_pbdat &= ~PB_SCL -#define I2C_DELAY udelay(5) /* 1/4 I2C clock duration */ +#ifdef CONFIG_SYS_I2C_SOFT +#define CONFIG_SYS_I2C +#define CONFIG_SYS_I2C_SOFT_SPEED 50000 +#define CONFIG_SYS_I2C_SOFT_SLAVE 0xFE +#define PB_SCL 0x00000020 /* PB 26 */ +#define PB_SDA 0x00000010 /* PB 27 */ +#define I2C_INIT (immr->im_cpm.cp_pbdir |= PB_SCL) +#define I2C_ACTIVE (immr->im_cpm.cp_pbdir |= PB_SDA) +#define I2C_TRISTATE (immr->im_cpm.cp_pbdir &= ~PB_SDA) +#define I2C_READ ((immr->im_cpm.cp_pbdat & PB_SDA) != 0) +#define I2C_SDA(bit) if (bit) \ + immr->im_cpm.cp_pbdat |= PB_SDA; \ + else \ + immr->im_cpm.cp_pbdat &= ~PB_SDA +#define I2C_SCL(bit) if (bit) \ + immr->im_cpm.cp_pbdat |= PB_SCL; \ + else \ + immr->im_cpm.cp_pbdat &= ~PB_SCL +#define I2C_DELAY udelay(5) /* 1/4 I2C clock duration */ #endif /* -- cgit