diff mbox series

[v2,05/15] arm64: dts: meson: a1: introduce PLL and Peripherals clk controllers

Message ID 20230823213630.12936-6-ddrokosov@sberdevices.ru
State New
Headers show
Series None | expand

Commit Message

Dmitry Rokosov Aug. 23, 2023, 9:36 p.m. UTC
This patch adds clkc and clkc_pll dts nodes to A1 SoC main dtsi. The
first one is responsible for all SoC peripherals clocks excluding audio
clocks. The second one is used by A1 SoC PLLs. Actually, there are two
different APB heads, so we have two different drivers.

Signed-off-by: Dmitry Rokosov <ddrokosov@sberdevices.ru>
---
 arch/arm64/boot/dts/amlogic/meson-a1.dtsi | 26 +++++++++++++++++++++++
 1 file changed, 26 insertions(+)
diff mbox series

Patch

diff --git a/arch/arm64/boot/dts/amlogic/meson-a1.dtsi b/arch/arm64/boot/dts/amlogic/meson-a1.dtsi
index f95f4daef02c..a8a39eeb2581 100644
--- a/arch/arm64/boot/dts/amlogic/meson-a1.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-a1.dtsi
@@ -3,6 +3,8 @@ 
  * Copyright (c) 2019 Amlogic, Inc. All rights reserved.
  */
 
+#include <dt-bindings/clock/amlogic,a1-pll-clkc.h>
+#include <dt-bindings/clock/amlogic,a1-peripherals-clkc.h>
 #include <dt-bindings/gpio/meson-a1-gpio.h>
 #include <dt-bindings/interrupt-controller/arm-gic.h>
 #include <dt-bindings/interrupt-controller/irq.h>
@@ -115,6 +117,21 @@  gpio_intc: interrupt-controller@440 {
 					<49 50 51 52 53 54 55 56>;
 			};
 
+			clkc_periphs: clock-controller@800 {
+				compatible = "amlogic,a1-peripherals-clkc";
+				reg = <0 0x800 0 0x104>;
+				#clock-cells = <1>;
+				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";
@@ -134,6 +151,15 @@  uart_AO_B: serial@2000 {
 				clock-names = "xtal", "pclk", "baud";
 				status = "disabled";
 			};
+
+			clkc_pll: pll-clock-controller@7c80 {
+				compatible = "amlogic,a1-pll-clkc";
+				reg = <0 0x7c80 0 0x18c>;
+				#clock-cells = <1>;
+				clocks = <&clkc_periphs CLKID_FIXPLL_IN>,
+					 <&clkc_periphs CLKID_HIFIPLL_IN>;
+				clock-names = "fixpll_in", "hifipll_in";
+			};
 		};
 
 		gic: interrupt-controller@ff901000 {