[PATCH v5 11/12] riscv: dts: starfive: visionfive-2-v1.2a: Add gmac+phy's delay configuration

Samin Guo
2023-03-03T09:00:14Z

v1.2A gmac0 uses motorcomm YT8531(rgmii-id) PHY, and needs delay
configurations.

v1.2A gmac1 uses motorcomm YT8512(rmii) PHY, and needs to
switch rx and rx to external clock sources.

Signed-off-by: Samin Guo <samin.guo@starfivetech.com>
---
.../starfive/jh7110-starfive-visionfive-2-v1.2a.dts | 13 +++++++++++++
1 file changed, 13 insertions(+)

diff --git a/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2-v1.2a.dts b/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2-v1.2a.dts
index 4af3300f3cf3..205a13d8c8b1 100644
--- a/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2-v1.2a.dts
+++ b/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2-v1.2a.dts
@@ -11,3 +11,16 @@
model = "StarFive VisionFive 2 v1.2A";
compatible = "starfive,visionfive-2-v1.2a", "starfive,jh7110";
};
+
+&gmac1 {
+ phy-mode = "rmii";
+ assigned-clocks = <&syscrg JH7110_SYSCLK_GMAC1_TX>,
+ <&syscrg JH7110_SYSCLK_GMAC1_RX>;
+ assigned-clock-parents = <&syscrg JH7110_SYSCLK_GMAC1_RMII_RTX>,
+ <&syscrg JH7110_SYSCLK_GMAC1_RMII_RTX>;
+};
+
+&phy0 {
+ rx-internal-delay-ps = <1900>;
+ tx-internal-delay-ps = <1350>;
+};
--
2.17.1