armbian-build/patch/kernel/archive/meson-6.9/0018-dt-bindings-clock-meson8b-Add-the-RMII-reference-clo.patch
2024-06-09 22:41:54 +02:00

32 lines
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From 182a6e3ae155fe2a0d9f4380c8f46b531d8e867b Mon Sep 17 00:00:00 2001
From: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
Date: Fri, 1 May 2020 23:16:07 +0200
Subject: [PATCH 18/96] dt-bindings: clock: meson8b: Add the RMII reference
clock input
Amlogic Meson8 SoCs need an external 50MHz RMII reference clock. This is
either provided by the Ethernet PHY or an external oscillator. Add the
documentation for this clock input.
Signed-off-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
---
.../devicetree/bindings/clock/amlogic,meson8b-clkc.txt | 2 ++
1 file changed, 2 insertions(+)
diff --git a/Documentation/devicetree/bindings/clock/amlogic,meson8b-clkc.txt b/Documentation/devicetree/bindings/clock/amlogic,meson8b-clkc.txt
index cc51e4746..a2602b5d5 100644
--- a/Documentation/devicetree/bindings/clock/amlogic,meson8b-clkc.txt
+++ b/Documentation/devicetree/bindings/clock/amlogic,meson8b-clkc.txt
@@ -16,6 +16,8 @@ Required Properties:
* "xtal": the 24MHz system oscillator
* "ddr_pll": the DDR PLL clock
* "clk_32k": (if present) the 32kHz clock signal from GPIOAO_6 (CLK_32K_IN)
+ * "rmii_clk": (if present) the 50MHz RMII reference clock (from the PHY or
+ an external oscillator
Parent node should have the following properties :
- compatible: "amlogic,meson-hhi-sysctrl", "simple-mfd", "syscon"
--
2.45.1