diff options
| author | Michal Simek <michal.simek@amd.com> | 2022-08-26 10:30:47 +0200 |
|---|---|---|
| committer | Michal Simek <michal.simek@amd.com> | 2022-09-13 11:32:48 +0200 |
| commit | bae7d37e526f29504dd7765c80d664c0482c94dd (patch) | |
| tree | b731f08a1d552263ad1af396413d98993fb5ef4c /drivers/net/zynq_gem.c | |
| parent | aaf0793be36f83f1458623bb1eef0670e02e8b82 (diff) | |
| download | u-boot-bae7d37e526f29504dd7765c80d664c0482c94dd.tar.gz | |
net: gem: Check rate before setting it up
On QEMU setting rate for fixed clock is failing. That's why check a rate
first if the rate is the same there is no need to ask for the change.
Signed-off-by: Michal Simek <michal.simek@amd.com>
Link: https://lore.kernel.org/r/bc465ffd4904bfd65208b782daa06732b915db54.1661502645.git.michal.simek@amd.com
Diffstat (limited to 'drivers/net/zynq_gem.c')
| -rw-r--r-- | drivers/net/zynq_gem.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/net/zynq_gem.c b/drivers/net/zynq_gem.c index 4e8dd4badd..61a6c83e33 100644 --- a/drivers/net/zynq_gem.c +++ b/drivers/net/zynq_gem.c @@ -500,10 +500,13 @@ static int zynq_gem_init(struct udevice *dev) } #endif - ret = clk_set_rate(&priv->tx_clk, clk_rate); - if (IS_ERR_VALUE(ret)) { - dev_err(dev, "failed to set tx clock rate\n"); - return ret; + ret = clk_get_rate(&priv->tx_clk); + if (ret != clk_rate) { + ret = clk_set_rate(&priv->tx_clk, clk_rate); + if (IS_ERR_VALUE(ret)) { + dev_err(dev, "failed to set tx clock rate %ld\n", clk_rate); + return ret; + } } ret = clk_enable(&priv->tx_clk); |