Re: [PATCH 3/3] net: stmicro: imx: set TX_CLK direction in RMII mode

From: Ahmad Fatoum
Date: Mon Apr 22 2024 - 04:54:27 EST


Hello Steffen,

On 22.04.24 10:46, Steffen Trumtrar wrote:
> + dwmac->enet_clk_regmap = syscon_regmap_lookup_by_phandle(np, "enet_clk_sel");
> + if (IS_ERR(dwmac->enet_clk_regmap))
> + return PTR_ERR(dwmac->enet_clk_regmap);
> +
> + err = of_property_read_u32_index(np, "enet_clk_sel", 1, &dwmac->enet_clk_reg_off);
> + if (err) {
> + dev_err(dev, "Can't get enet clk sel reg offset (%d)\n", err);
> + return err;
> + }

This looks like the property is not optional. The property needs to stay optional
as not to break backwards compatibility with older device trees.

Cheers,
Ahmad

> }
>
> return err;
>

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