diff options
Diffstat (limited to 'include/configs/bf533-stamp.h')
| -rw-r--r-- | include/configs/bf533-stamp.h | 43 |
1 files changed, 2 insertions, 41 deletions
diff --git a/include/configs/bf533-stamp.h b/include/configs/bf533-stamp.h index 02c8bc3..f39bfee 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 /* |