diff options
author | Anup Patel <Anup.Patel@wdc.com> | 2019-02-25 08:14:36 +0000 |
---|---|---|
committer | Andes <uboot@andestech.com> | 2019-02-27 09:12:33 +0800 |
commit | 2e242f5f43ed9945d4b9005672b654d49360e43a (patch) | |
tree | 7f2f57931458732da69a1b956e830f1c3f3f5bb6 /drivers | |
parent | 26f4fd1cb4f6808328e8eab2afe7454172fe6d2c (diff) |
net: macb: Fix clk API usage for RISC-V systems
Don't fail in macb_enable_clk() if clk_enable() returns
-ENOSYS because we get -ENOSYS for fixed-rate clocks.
Signed-off-by: Anup Patel <anup.patel@wdc.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/net/macb.c | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/drivers/net/macb.c b/drivers/net/macb.c index c9ee22279a..0254e211e6 100644 --- a/drivers/net/macb.c +++ b/drivers/net/macb.c @@ -1061,14 +1061,13 @@ static int macb_enable_clk(struct udevice *dev) return -EINVAL; /* - * Zynq clock driver didn't support for enable or disable - * clock. Hence, clk_enable() didn't apply for Zynq + * If clock driver didn't support enable or disable then + * we get -ENOSYS from clk_enable(). To handle this, we + * don't fail for ret == -ENOSYS. */ -#ifndef CONFIG_MACB_ZYNQ ret = clk_enable(&clk); - if (ret) + if (ret && ret != -ENOSYS) return ret; -#endif clk_rate = clk_get_rate(&clk); if (!clk_rate) |