diff options
| author | Peng Fan <peng.fan@nxp.com> | 2018-01-02 15:41:52 +0800 |
|---|---|---|
| committer | Heiko Schocher <hs@denx.de> | 2018-01-16 06:58:59 +0100 |
| commit | 0074d4bf2d9f9b32b9939dfba6c84a160d250763 (patch) | |
| tree | a96d88702ccbe8a90ff20ee4a8f42ee469092f9b | |
| parent | fdb6c3232f66bc9c07c30de87928506477ac4e63 (diff) | |
i2c: lpi2c: do not add 4 for bus seq
The number 4 is dedicated on i.MX7ULP, but lpi2c will be reused on i.MX8,
4 is not valid. The seq number could be configured by alias node.
The following patch will use i2c4 as the begin for i.MX7ULP.
Signed-off-by: Peng Fan <peng.fan@nxp.com>
| -rw-r--r-- | drivers/i2c/imx_lpi2c.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/i2c/imx_lpi2c.c b/drivers/i2c/imx_lpi2c.c index e7ec17fe9e1..de74e89efdc 100644 --- a/drivers/i2c/imx_lpi2c.c +++ b/drivers/i2c/imx_lpi2c.c @@ -258,7 +258,7 @@ static int bus_i2c_set_bus_speed(struct udevice *bus, int speed) int i; regs = (struct imx_lpi2c_reg *)devfdt_get_addr(bus); - clock_rate = imx_get_i2cclk(bus->seq + 4); + clock_rate = imx_get_i2cclk(bus->seq); if (!clock_rate) return -EPERM; @@ -419,14 +419,14 @@ static int imx_lpi2c_probe(struct udevice *bus) i2c_bus->bus = bus; /* power up i2c resource */ - ret = init_i2c_power(bus->seq + 4); + ret = init_i2c_power(bus->seq); if (ret) { debug("init_i2c_power err = %d\n", ret); return ret; } - /* Enable clk, only i2c4-7 can be handled by A7 core */ - ret = enable_i2c_clk(1, bus->seq + 4); + /* To i.MX7ULP, only i2c4-7 can be handled by A7 core */ + ret = enable_i2c_clk(1, bus->seq); if (ret < 0) return ret; |