diff options
| author | Wenyou Yang <wenyou.yang@atmel.com> | 2016-09-27 11:00:31 +0800 |
|---|---|---|
| committer | Andreas Bießmann <andreas@biessmann.org> | 2016-10-28 18:37:14 +0200 |
| commit | 2ccc07bbdcd85878aa02cf4afb8aa5ed7ef1b446 (patch) | |
| tree | 2f6d21d4b2dbe006e02651183192e22d0d5b53c3 /drivers | |
| parent | d85d92ae7b25ea8d824494a7460f27b2c72cb5ca (diff) | |
i2c: at91_i2c: Remove unnecessary clock calling
Due to the peripheral clock driver improvement, remove the
unnecessary clock calling.
Signed-off-by: Wenyou Yang <wenyou.yang@atmel.com>
Reviewed-by: Heiko Schocher <hs@denx.de>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/i2c/at91_i2c.c | 16 |
1 files changed, 0 insertions, 16 deletions
diff --git a/drivers/i2c/at91_i2c.c b/drivers/i2c/at91_i2c.c index d71f75c5fa..dcd3ce8627 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; |