[v3,7/7] arm64: dts: meson: add A1 PLL and periphs clock controller
diff mbox series

Message ID 20191129144605.182774-8-jian.hu@amlogic.com
State Superseded
Headers show
Series
  • add Amlogic A1 clock controller driver
Related show

Commit Message

Jian Hu Nov. 29, 2019, 2:46 p.m. UTC
Add A1 PLL and periphs clock controller node, there are parent
clocks in periphs clocks for PLL clocks, and there are parent
clocks in PLL clocks for periphs clocks. They rely on each other.

Signed-off-by: Jian Hu <jian.hu@amlogic.com>
---
 arch/arm64/boot/dts/amlogic/meson-a1.dtsi | 26 +++++++++++++++++++++++
 1 file changed, 26 insertions(+)

Patch
diff mbox series

diff --git a/arch/arm64/boot/dts/amlogic/meson-a1.dtsi b/arch/arm64/boot/dts/amlogic/meson-a1.dtsi
index 7210ad049d1d..ba1cb4aa594b 100644
--- a/arch/arm64/boot/dts/amlogic/meson-a1.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-a1.dtsi
@@ -5,6 +5,8 @@ 
 
 #include <dt-bindings/interrupt-controller/irq.h>
 #include <dt-bindings/interrupt-controller/arm-gic.h>
+#include <dt-bindings/clock/a1-pll-clkc.h>
+#include <dt-bindings/clock/a1-clkc.h>
 
 / {
 	compatible = "amlogic,a1";
@@ -74,6 +76,30 @@ 
 			#size-cells = <2>;
 			ranges = <0x0 0x0 0x0 0xfe000000 0x0 0x1000000>;
 
+			clkc_pll: pll-clock-controller {
+				compatible = "amlogic,a1-pll-clkc";
+				#clock-cells = <1>;
+				reg = <0 0x7c80 0 0x21c>;
+				clocks = <&clkc_periphs CLKID_XTAL_FIXPLL>,
+					 <&clkc_periphs CLKID_XTAL_HIFIPLL>;
+				clock-names = "xtal_fixpll", "xtal_hifipll";
+			};
+
+			clkc_periphs: periphs-clock-controller {
+				compatible = "amlogic,a1-periphs-clkc";
+				#clock-cells = <1>;
+				reg = <0 0x800 0 0x104>;
+				clocks = <&clkc_pll CLKID_FCLK_DIV2>,
+					 <&clkc_pll CLKID_FCLK_DIV3>,
+					 <&clkc_pll CLKID_FCLK_DIV5>,
+					 <&clkc_pll CLKID_FCLK_DIV7>,
+					 <&clkc_pll CLKID_HIFI_PLL>,
+					 <&xtal>;
+					clock-names = "fclk_div2", "fclk_div3",
+						      "fclk_div5", "fclk_div7",
+						      "hifi_pll", "xtal";
+			};
+
 			uart_AO: serial@1c00 {
 				compatible = "amlogic,meson-gx-uart",
 					     "amlogic,meson-ao-uart";