[PATCH v1 2/4] arm64: dts: amlogic: a1: declare cpu clock controller

From: Dmitry Rokosov
Date: Fri Mar 29 2024 - 17:05:28 EST


The Amlogic A1 SoC family relies on the CPU clock controller to generate
CPU clocks, serving a crucial function. It has 4 inputs: main
oscillator, fixed clocks and system pll.

Signed-off-by: Dmitry Rokosov <ddrokosov@xxxxxxxxxxxxxxxxx>
---
arch/arm64/boot/dts/amlogic/meson-a1.dtsi | 14 ++++++++++++++
1 file changed, 14 insertions(+)

diff --git a/arch/arm64/boot/dts/amlogic/meson-a1.dtsi b/arch/arm64/boot/dts/amlogic/meson-a1.dtsi
index 8ae944bfeee4..07fd0be828d4 100644
--- a/arch/arm64/boot/dts/amlogic/meson-a1.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-a1.dtsi
@@ -3,6 +3,7 @@
* Copyright (c) 2019 Amlogic, Inc. All rights reserved.
*/

+#include <dt-bindings/clock/amlogic,a1-cpu-clkc.h>
#include <dt-bindings/clock/amlogic,a1-pll-clkc.h>
#include <dt-bindings/clock/amlogic,a1-peripherals-clkc.h>
#include <dt-bindings/clock/amlogic,a1-audio-clkc.h>
@@ -94,6 +95,19 @@ soc {
#size-cells = <2>;
ranges;

+ clkc_cpu: clock-controller@fd000000 {
+ compatible = "amlogic,a1-cpu-clkc";
+ reg = <0 0xfd000000 0 0x88>;
+ #clock-cells = <1>;
+
+ clocks = <&clkc_pll CLKID_FCLK_DIV2>,
+ <&clkc_pll CLKID_FCLK_DIV3>,
+ <&clkc_pll CLKID_SYS_PLL>,
+ <&xtal>;
+ clock-names = "fclk_div2", "fclk_div3",
+ "sys_pll", "xtal";
+ };
+
spifc: spi@fd000400 {
compatible = "amlogic,a1-spifc";
reg = <0x0 0xfd000400 0x0 0x290>;
--
2.43.0