From beb60e777d6b3b8e4c953931263a121595e1b7e4 Mon Sep 17 00:00:00 2001 From: Mike Frysinger Date: Tue, 8 Jun 2010 16:22:44 -0400 Subject: Blackfin: bf533/bf561 boards: convert to new soft gpio i2c code Use the new common gpio framework to simplify and unify the soft i2c configuration settings. Signed-off-by: Mike Frysinger Acked-by: Heiko Schocher --- include/configs/bf533-stamp.h | 43 ++----------------------------------------- 1 file changed, 2 insertions(+), 41 deletions(-) (limited to 'include/configs/bf533-stamp.h') diff --git a/include/configs/bf533-stamp.h b/include/configs/bf533-stamp.h index 02c8bc3c36..f39bfee0a4 100644 --- a/include/configs/bf533-stamp.h +++ b/include/configs/bf533-stamp.h @@ -138,49 +138,10 @@ /* * I2C Settings - * By default PF2 is used as SDA and PF3 as SCL on the Stamp board */ #define CONFIG_SOFT_I2C -#ifdef CONFIG_SOFT_I2C -#define PF_SCL PF3 -#define PF_SDA PF2 -#define I2C_INIT \ - do { \ - *pFIO_DIR |= PF_SCL; \ - SSYNC(); \ - } while (0) -#define I2C_ACTIVE \ - do { \ - *pFIO_DIR |= PF_SDA; \ - *pFIO_INEN &= ~PF_SDA; \ - SSYNC(); \ - } while (0) -#define I2C_TRISTATE \ - do { \ - *pFIO_DIR &= ~PF_SDA; \ - *pFIO_INEN |= PF_SDA; \ - SSYNC(); \ - } while (0) -#define I2C_READ ((*pFIO_FLAG_D & PF_SDA) != 0) -#define I2C_SDA(bit) \ - do { \ - if (bit) \ - *pFIO_FLAG_S = PF_SDA; \ - else \ - *pFIO_FLAG_C = PF_SDA; \ - SSYNC(); \ - } while (0) -#define I2C_SCL(bit) \ - do { \ - if (bit) \ - *pFIO_FLAG_S = PF_SCL; \ - else \ - *pFIO_FLAG_C = PF_SCL; \ - SSYNC(); \ - } while (0) -#define I2C_DELAY udelay(5) /* 1/4 I2C clock duration */ - -#endif +#define CONFIG_SOFT_I2C_GPIO_SCL GPIO_PF3 +#define CONFIG_SOFT_I2C_GPIO_SDA GPIO_PF2 /* -- cgit v1.2.3