diff options
| author | Anand Moon <linux.amoon@gmail.com> | 2022-11-16 20:01:44 +0000 |
|---|---|---|
| committer | Heiko Stuebner <heiko@sntech.de> | 2022-11-22 23:09:25 +0100 |
| commit | ef9f4b4a50206bedd931f45dd9fd57fd4c1714a6 (patch) | |
| tree | b8423700e320fb62e6617282a938d27c20c61460 /arch/arm64/boot/dts/rockchip/rk3568-rock-3a.dts | |
| parent | ede9c902220036a7e18d753d2b2352b59757aa67 (diff) | |
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 <linux.amoon@gmail.com>
Reviewed-by: Michael Riesch <michael.riesch@wolfvision.net>
Tested-by: Michael Riesch <michael.riesch@wolfvision.net>
Link: https://lore.kernel.org/r/20221116200150.4657-3-linux.amoon@gmail.com
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Diffstat (limited to 'arch/arm64/boot/dts/rockchip/rk3568-rock-3a.dts')
| -rw-r--r-- | arch/arm64/boot/dts/rockchip/rk3568-rock-3a.dts | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/arch/arm64/boot/dts/rockchip/rk3568-rock-3a.dts b/arch/arm64/boot/dts/rockchip/rk3568-rock-3a.dts index ef9b49003ca5..ff956c5bb1c5 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"; }; |