Thread (14 messages) 14 messages, 4 authors, 3d ago
WARM3d

[PATCH 5/7] ARM: dts: rockchip: Add RV1126 GMAC refout clock

From: Yanan He <hidden>
Date: 2026-06-24 08:47:23
Also in: linux-arm-kernel, linux-devicetree, linux-rockchip, lkml
Subsystem: arm/rockchip soc support, the rest · Maintainers: Heiko Stuebner, Linus Torvalds

This clock can be routed to an external Ethernet PHY as its reference
clock. Boards using this clock need the clock to be described so the
dwmac-rk driver can acquire and keep it enabled.

Signed-off-by: Yanan He <redacted>
---
 arch/arm/boot/dts/rockchip/rv1126.dtsi | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/arch/arm/boot/dts/rockchip/rv1126.dtsi b/arch/arm/boot/dts/rockchip/rv1126.dtsi
index d6e8b63daa42..5b1ee06dc035 100644
--- a/arch/arm/boot/dts/rockchip/rv1126.dtsi
+++ b/arch/arm/boot/dts/rockchip/rv1126.dtsi
@@ -624,10 +624,11 @@ gmac: ethernet@ffc40000 {
 		rockchip,grf = <&grf>;
 		clocks = <&cru CLK_GMAC_SRC>, <&cru CLK_GMAC_TX_RX>,
 			 <&cru CLK_GMAC_TX_RX>, <&cru CLK_GMAC_REF>,
+			 <&cru CLK_GMAC_ETHERNET_OUT>,
 			 <&cru ACLK_GMAC>, <&cru PCLK_GMAC>,
 			 <&cru CLK_GMAC_TX_RX>, <&cru CLK_GMAC_PTPREF>;
 		clock-names = "stmmaceth", "mac_clk_rx",
-			      "mac_clk_tx", "clk_mac_ref",
+			      "mac_clk_tx", "clk_mac_ref", "clk_mac_refout",
 			      "aclk_mac", "pclk_mac",
 			      "clk_mac_speed", "ptp_ref";
 		resets = <&cru SRST_GMAC_A>;
-- 
2.54.0
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