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ls102xa: qixis: Add CONFIG_QIXIS_I2C_ACCESS macro

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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>
This commit is contained in:
Alison Wang 2014-12-03 15:00:46 +08:00 committed by York Sun
parent 50f0c66325
commit 2565d18de0
1 changed files with 7 additions and 0 deletions
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7
board/freescale/common/qixis.h
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@ -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) \