From: Anand Moon Date: Wed, 16 Nov 2022 20:01:44 +0000 (+0000) Subject: arm64: dts: rockchip: Add support of external clock to ethernet node on Rock 3A SBC X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=ef9f4b4a50206bedd931f45dd9fd57fd4c1714a6;p=linux.git arm64: dts: rockchip: Add support of external clock to ethernet node on Rock 3A SBC Add support of external clock gmac1_clkin which is used as input clock to ethernet node. Signed-off-by: Anand Moon Reviewed-by: Michael Riesch Tested-by: Michael Riesch Link: https://lore.kernel.org/r/20221116200150.4657-3-linux.amoon@gmail.com Signed-off-by: Heiko Stuebner --- diff --git a/arch/arm64/boot/dts/rockchip/rk3568-rock-3a.dts b/arch/arm64/boot/dts/rockchip/rk3568-rock-3a.dts index ef9b49003ca50..ff956c5bb1c5c 100644 --- a/arch/arm64/boot/dts/rockchip/rk3568-rock-3a.dts +++ b/arch/arm64/boot/dts/rockchip/rk3568-rock-3a.dts @@ -32,6 +32,13 @@ }; }; + gmac1_clkin: external-gmac1-clock { + compatible = "fixed-clock"; + clock-frequency = <125000000>; + clock-output-names = "gmac1_clkin"; + #clock-cells = <0>; + }; + leds { compatible = "gpio-leds"; @@ -249,9 +256,8 @@ &gmac1 { assigned-clocks = <&cru SCLK_GMAC1_RX_TX>, <&cru SCLK_GMAC1>; - assigned-clock-parents = <&cru SCLK_GMAC1_RGMII_SPEED>; - assigned-clock-rates = <0>, <125000000>; - clock_in_out = "output"; + assigned-clock-parents = <&cru SCLK_GMAC1_RGMII_SPEED>, <&gmac1_clkin>; + clock_in_out = "input"; phy-handle = <&rgmii_phy1>; phy-mode = "rgmii-id"; pinctrl-names = "default"; @@ -259,6 +265,7 @@ &gmac1m1_tx_bus2 &gmac1m1_rx_bus2 &gmac1m1_rgmii_clk + &gmac1m1_clkinout &gmac1m1_rgmii_bus>; status = "okay"; };