| Message ID | 1474181594-2868-5-git-send-email-wenyou.yang@atmel.com |
|---|---|
| State | Superseded |
| Delegated to: | Andreas Bießmann |
| Headers | show |
Hello Wenyou Yang, Am 18.09.2016 um 08:53 schrieb Wenyou Yang: > Due to the peripheral clock driver improvement, remove the > unneccessary clock calling. > > Signed-off-by: Wenyou Yang <wenyou.yang@atmel.com> > --- > > Changes in v2: None > > drivers/i2c/at91_i2c.c | 16 ---------------- > 1 file changed, 16 deletions(-) Reviewed-by: Heiko Schocher <hs@denx.de> bye, Heiko > > diff --git a/drivers/i2c/at91_i2c.c b/drivers/i2c/at91_i2c.c > index 8e9c3ad..73f29e3 100644 > --- a/drivers/i2c/at91_i2c.c > +++ b/drivers/i2c/at91_i2c.c > @@ -176,34 +176,18 @@ static void at91_calc_i2c_clock(struct udevice *dev, int i2c_clk) > static int at91_i2c_enable_clk(struct udevice *dev) > { > struct at91_i2c_bus *bus = dev_get_priv(dev); > - struct udevice *dev_clk; > struct clk clk; > ulong clk_rate; > - int periph; > int ret; > > ret = clk_get_by_index(dev, 0, &clk); > if (ret) > return -EINVAL; > > - periph = fdtdec_get_uint(gd->fdt_blob, clk.dev->of_offset, "reg", -1); > - if (periph < 0) > - return -EINVAL; > - > - dev_clk = dev_get_parent(clk.dev); > - ret = clk_request(dev_clk, &clk); > - if (ret) > - return ret; > - > - clk.id = periph; > ret = clk_enable(&clk); > if (ret) > return ret; > > - ret = clk_get_by_index(dev_clk, 0, &clk); > - if (ret) > - return ret; > - > clk_rate = clk_get_rate(&clk); > if (!clk_rate) > return -ENODEV; >
diff --git a/drivers/i2c/at91_i2c.c b/drivers/i2c/at91_i2c.c index 8e9c3ad..73f29e3 100644 --- a/drivers/i2c/at91_i2c.c +++ b/drivers/i2c/at91_i2c.c @@ -176,34 +176,18 @@ static void at91_calc_i2c_clock(struct udevice *dev, int i2c_clk) static int at91_i2c_enable_clk(struct udevice *dev) { struct at91_i2c_bus *bus = dev_get_priv(dev); - struct udevice *dev_clk; struct clk clk; ulong clk_rate; - int periph; int ret; ret = clk_get_by_index(dev, 0, &clk); if (ret) return -EINVAL; - periph = fdtdec_get_uint(gd->fdt_blob, clk.dev->of_offset, "reg", -1); - if (periph < 0) - return -EINVAL; - - dev_clk = dev_get_parent(clk.dev); - ret = clk_request(dev_clk, &clk); - if (ret) - return ret; - - clk.id = periph; ret = clk_enable(&clk); if (ret) return ret; - ret = clk_get_by_index(dev_clk, 0, &clk); - if (ret) - return ret; - clk_rate = clk_get_rate(&clk); if (!clk_rate) return -ENODEV;
Due to the peripheral clock driver improvement, remove the unneccessary clock calling. Signed-off-by: Wenyou Yang <wenyou.yang@atmel.com> --- Changes in v2: None drivers/i2c/at91_i2c.c | 16 ---------------- 1 file changed, 16 deletions(-)