diff options
Diffstat (limited to 'src/soc/rockchip')
| -rw-r--r-- | src/soc/rockchip/common/i2c.c | 17 |
1 files changed, 9 insertions, 8 deletions
diff --git a/src/soc/rockchip/common/i2c.c b/src/soc/rockchip/common/i2c.c index 032efda9b2..5847f1658f 100644 --- a/src/soc/rockchip/common/i2c.c +++ b/src/soc/rockchip/common/i2c.c @@ -124,7 +124,7 @@ static int i2c_send_stop(struct rk_i2c_regs *reg_addr) return res; } -static int i2c_read(struct rk_i2c_regs *reg_addr, struct i2c_seg segment) +static int i2c_read(struct rk_i2c_regs *reg_addr, struct i2c_msg segment) { int res = 0; uint8_t *data = segment.buf; @@ -136,7 +136,7 @@ static int i2c_read(struct rk_i2c_regs *reg_addr, struct i2c_seg segment) unsigned int con = 0; unsigned int i, j; - write32(®_addr->i2c_mrxaddr, I2C_8BIT | segment.chip << 1 | 1); + write32(®_addr->i2c_mrxaddr, I2C_8BIT | segment.slave << 1 | 1); write32(®_addr->i2c_mrxraddr, 0); con = I2C_MODE_TRX | I2C_EN | I2C_ACT2NAK; while (bytes_remaining) { @@ -182,7 +182,7 @@ static int i2c_read(struct rk_i2c_regs *reg_addr, struct i2c_seg segment) return res; } -static int i2c_write(struct rk_i2c_regs *reg_addr, struct i2c_seg segment) +static int i2c_write(struct rk_i2c_regs *reg_addr, struct i2c_msg segment) { int res = 0; uint8_t *data = segment.buf; @@ -194,7 +194,7 @@ static int i2c_write(struct rk_i2c_regs *reg_addr, struct i2c_seg segment) unsigned int j = 1; u32 txdata = 0; - txdata |= (segment.chip << 1); + txdata |= (segment.slave << 1); while (bytes_remaining) { bytes_transferred = MIN(bytes_remaining, 32); words_transferred = ALIGN_UP(bytes_transferred, 4) / 4; @@ -239,25 +239,26 @@ static int i2c_write(struct rk_i2c_regs *reg_addr, struct i2c_seg segment) return res; } -static int i2c_do_xfer(void *reg_addr, struct i2c_seg segment) +static int i2c_do_xfer(void *reg_addr, struct i2c_msg segment) { int res = 0; if (i2c_send_start(reg_addr)) return I2C_TIMEOUT; - if (segment.read) + if (segment.flags & I2C_M_RD) res = i2c_read(reg_addr, segment); else res = i2c_write(reg_addr, segment); return i2c_send_stop(reg_addr) || res; } -int platform_i2c_transfer(unsigned bus, struct i2c_seg *segments, int seg_count) +int platform_i2c_transfer(unsigned bus, struct i2c_msg *segments, + int seg_count) { int i; int res = 0; struct rk_i2c_regs *regs = (struct rk_i2c_regs *)(i2c_bus[bus]); - struct i2c_seg *seg = segments; + struct i2c_msg *seg = segments; for (i = 0; i < seg_count; i++, seg++) { res = i2c_do_xfer(regs, *seg); |