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| author | Alison Wang <b18965@freescale.com> | 2014-12-03 15:00:46 +0800 |
|---|---|---|
| committer | York Sun <yorksun@freescale.com> | 2014-12-11 09:39:06 -0800 |
| commit | 2565d18de0c57d95b32686f11aa98fd40d8a7e26 (patch) | |
| tree | 540e84ad8592cd64ac5d345230b298e5f9f9bd4d /board/freescale | |
| parent | 50f0c6632527cbdc3c67f60a7f51ccba2564b567 (diff) | |
| download | u-boot-imx-2565d18de0c57d95b32686f11aa98fd40d8a7e26.zip u-boot-imx-2565d18de0c57d95b32686f11aa98fd40d8a7e26.tar.gz u-boot-imx-2565d18de0c57d95b32686f11aa98fd40d8a7e26.tar.bz2 | |
ls102xa: qixis: Add CONFIG_QIXIS_I2C_ACCESS macro
Through adding CONFIG_QIXIS_I2C_ACCESS macro,
QIXIS_READ(reg)/QIXIS_WRITE(reg, value) can be used
for both i2c and ifc access to QIXIS FPGA. This is
more convenient for coding.
Signed-off-by: Jason Jin <jason.jin@freescale.com>
Signed-off-by: Alison Wang <alison.wang@freescale.com>
Reviewed-by: York Sun <yorksun@freescale.com>
Diffstat (limited to 'board/freescale')
| -rw-r--r-- | board/freescale/common/qixis.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/board/freescale/common/qixis.h b/board/freescale/common/qixis.h index d8fed14..52d2021 100644 --- a/board/freescale/common/qixis.h +++ b/board/freescale/common/qixis.h @@ -100,8 +100,15 @@ u8 qixis_read_i2c(unsigned int reg); void qixis_write_i2c(unsigned int reg, u8 value); #endif +#if defined(CONFIG_QIXIS_I2C_ACCESS) && defined(CONFIG_SYS_I2C_FPGA_ADDR) +#define QIXIS_READ(reg) qixis_read_i2c(offsetof(struct qixis, reg)) +#define QIXIS_WRITE(reg, value) \ + qixis_write_i2c(offsetof(struct qixis, reg), value) +#else #define QIXIS_READ(reg) qixis_read(offsetof(struct qixis, reg)) #define QIXIS_WRITE(reg, value) qixis_write(offsetof(struct qixis, reg), value) +#endif + #ifdef CONFIG_SYS_I2C_FPGA_ADDR #define QIXIS_READ_I2C(reg) qixis_read_i2c(offsetof(struct qixis, reg)) #define QIXIS_WRITE_I2C(reg, value) \ |