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From:   Martin Blumenstingl <martin.blumenstingl@googlemail.com>
To:     linux-amlogic@lists.infradead.org, khilman@baylibre.com,
        jbrunet@baylibre.com
Cc:     linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org,
        Martin Blumenstingl <martin.blumenstingl@googlemail.com>
Subject: [PATCH 3/3] ARM: dts: meson8b: add the DDR clock controller
Date:   Sun,  8 Dec 2019 19:05:25 +0100
Message-Id: <20191208180525.1076152-4-martin.blumenstingl@googlemail.com>
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Add the DDR clock controller and pass it's DDR_CLKID_DDR_PLL to the main
(HHI) clock controller as "ddr_clk". The "ddr_clk" is used as one of the
inputs for the audio clock muxes.

Signed-off-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
---
 arch/arm/boot/dts/meson8b.dtsi | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)

diff --git a/arch/arm/boot/dts/meson8b.dtsi b/arch/arm/boot/dts/meson8b.dtsi
index 1934666ff60f..8ac8bdfaf58f 100644
--- a/arch/arm/boot/dts/meson8b.dtsi
+++ b/arch/arm/boot/dts/meson8b.dtsi
@@ -4,6 +4,7 @@
  * Author: Carlo Caione <carlo@endlessm.com>
  */
 
+#include <dt-bindings/clock/meson8-ddr-clkc.h>
 #include <dt-bindings/clock/meson8b-clkc.h>
 #include <dt-bindings/gpio/meson8b-gpio.h>
 #include <dt-bindings/reset/amlogic,meson8b-reset.h>
@@ -172,6 +173,14 @@ mmcbus: bus@c8000000 {
 		#size-cells = <1>;
 		ranges = <0x0 0xc8000000 0x8000>;
 
+		ddr_clkc: clock-controller@400 {
+			compatible = "amlogic,meson8b-ddr-clkc";
+			reg = <0x400 0x20>;
+			clocks = <&xtal>;
+			clock-names = "xtal";
+			#clock-cells = <1>;
+		};
+
 		dmcbus: bus@6000 {
 			compatible = "simple-bus";
 			reg = <0x6000 0x400>;
@@ -434,8 +443,8 @@ &gpio_intc {
 &hhi {
 	clkc: clock-controller {
 		compatible = "amlogic,meson8-clkc";
-		clocks = <&xtal>;
-		clock-names = "xtal";
+		clocks = <&xtal>, <&ddr_clkc DDR_CLKID_DDR_PLL>;
+		clock-names = "xtal", "ddr_pll";
 		#clock-cells = <1>;
 		#reset-cells = <1>;
 	};
-- 
2.24.0