On 28.05.2024 08:20, Vineeth Karumanchi wrote:
> Add clock support to the gmii_to_rgmii IP.
> Make clk optional to keep DTB backward compatibility.
>
> Signed-off-by: Vineeth Karumanchi <vineeth.karumanchi@xxxxxxx>
> ---
Reviewed-by: Wojciech Drewek <wojciech.drewek@xxxxxxxxx>
> drivers/net/phy/xilinx_gmii2rgmii.c | 7 +++++++
> 1 file changed, 7 insertions(+)
>
> diff --git a/drivers/net/phy/xilinx_gmii2rgmii.c b/drivers/net/phy/xilinx_gmii2rgmii.c
> index 7b1bc5fcef9b..7c51daecf18e 100644
> --- a/drivers/net/phy/xilinx_gmii2rgmii.c
> +++ b/drivers/net/phy/xilinx_gmii2rgmii.c
> @@ -15,6 +15,7 @@
> #include <linux/mii.h>
> #include <linux/mdio.h>
> #include <linux/phy.h>
> +#include <linux/clk.h>
> #include <linux/of_mdio.h>
>
> #define XILINX_GMII2RGMII_REG 0x10
> @@ -85,11 +86,17 @@ static int xgmiitorgmii_probe(struct mdio_device *mdiodev)
> struct device *dev = &mdiodev->dev;
> struct device_node *np = dev->of_node, *phy_node;
> struct gmii2rgmii *priv;
> + struct clk *clkin;
>
> priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL);
> if (!priv)
> return -ENOMEM;
>
> + clkin = devm_clk_get_optional_enabled(dev, NULL);
> + if (IS_ERR(clkin))
> + return dev_err_probe(dev, PTR_ERR(clkin),
> + "Failed to get and enable clock from Device Tree\n");
> +
> phy_node = of_parse_phandle(np, "phy-handle", 0);
> if (!phy_node) {
> dev_err(dev, "Couldn't parse phy-handle\n");
