[PATCH 4/5] ARM: dts: microchip: sam9x7: Remove the tx_clk from gmac node

Mihai Sain mihai.sain at microchip.com
Mon Feb 2 02:40:24 PST 2026


The gmac controller on sam9x7 has no internal pll to generate
the 125MHz clock source for rgmii mode.
This clock is generated on external board by eth-phy or
clock oscillator.
This change drops the tx_clk entry from gmac node.

Signed-off-by: Mihai Sain <mihai.sain at microchip.com>
---
 arch/arm/boot/dts/microchip/sam9x7.dtsi | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/arm/boot/dts/microchip/sam9x7.dtsi b/arch/arm/boot/dts/microchip/sam9x7.dtsi
index 46dacbbd201d..da94865c57e9 100644
--- a/arch/arm/boot/dts/microchip/sam9x7.dtsi
+++ b/arch/arm/boot/dts/microchip/sam9x7.dtsi
@@ -991,7 +991,7 @@ gmac: ethernet at f802c000 {
 				     <63 IRQ_TYPE_LEVEL_HIGH 3>,	/* Queue 4 */
 				     <64 IRQ_TYPE_LEVEL_HIGH 3>;	/* Queue 5 */
 			clocks = <&pmc PMC_TYPE_PERIPHERAL 24>, <&pmc PMC_TYPE_PERIPHERAL 24>, <&pmc PMC_TYPE_GCK 24>, <&pmc PMC_TYPE_GCK 67>;
-			clock-names = "hclk", "pclk", "tx_clk", "tsu_clk";
+			clock-names = "hclk", "pclk", "tsu_clk";
 			assigned-clocks = <&pmc PMC_TYPE_GCK 67>;
 			assigned-clock-rates = <266666666>;
 			status = "disabled";
-- 
2.52.0




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