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| author | Mike Frysinger <vapier@gentoo.org> | 2010-06-08 16:22:44 -0400 |
|---|---|---|
| committer | Mike Frysinger <vapier@gentoo.org> | 2010-07-25 15:16:21 -0400 |
| commit | beb60e777d6b3b8e4c953931263a121595e1b7e4 (patch) | |
| tree | ccf5990053368d0b8ed27b630d3e837d8c12c195 /include/configs/blackstamp.h | |
| parent | 7385c28e9b5f7d47e6a8f1ad9800e6e70af714e2 (diff) | |
| download | u-boot-imx-beb60e777d6b3b8e4c953931263a121595e1b7e4.zip u-boot-imx-beb60e777d6b3b8e4c953931263a121595e1b7e4.tar.gz u-boot-imx-beb60e777d6b3b8e4c953931263a121595e1b7e4.tar.bz2 | |
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 <vapier@gentoo.org>
Acked-by: Heiko Schocher <hs@denx.de>
Diffstat (limited to 'include/configs/blackstamp.h')
| -rw-r--r-- | include/configs/blackstamp.h | 28 |
1 files changed, 2 insertions, 26 deletions
diff --git a/include/configs/blackstamp.h b/include/configs/blackstamp.h index aa33933..85f08ea 100644 --- a/include/configs/blackstamp.h +++ b/include/configs/blackstamp.h @@ -206,32 +206,8 @@ * them yet. You can (and probably should) change these values! */ #ifdef CONFIG_SOFT_I2C - -#define PF_SCL PF9 -#define PF_SDA PF8 - -#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 */ - +#define CONFIG_SOFT_I2C_GPIO_SCL GPIO_PF9 +#define CONFIG_SOFT_I2C_GPIO_SDA GPIO_PF8 #define CONFIG_SYS_I2C_SPEED 50000 #define CONFIG_SYS_I2C_SLAVE 0xFE #endif |