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[PATCH 4/9] ARM: dts: uniphier: add reference clock nodes

From Masahiro Yamada <yamada.masahiro@socionext.com>
Newsgroups linux.kernel
Subject [PATCH 4/9] ARM: dts: uniphier: add reference clock nodes
Date 2016-02-26 08:30 +0100
Message-ID <r6l0C-8aG-9@gated-at.bofh.it> (permalink)
References <r6kQV-86S-3@gated-at.bofh.it>
Organization linux.* mail to news gateway

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Add master clock nodes generated by crystal oscillators.

  PH1-sLD3, PH1-LD4: 24.576 MHz
  PH1-Pro4, ProXstream2: 25.000 MHz
  PH1-Pro5: 20.000 MHz

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
---

 arch/arm/boot/dts/uniphier-common32.dtsi    | 7 +++++++
 arch/arm/boot/dts/uniphier-ph1-ld4.dtsi     | 4 ++++
 arch/arm/boot/dts/uniphier-ph1-pro4.dtsi    | 4 ++++
 arch/arm/boot/dts/uniphier-ph1-pro5.dtsi    | 4 ++++
 arch/arm/boot/dts/uniphier-ph1-sld3.dtsi    | 6 ++++++
 arch/arm/boot/dts/uniphier-ph1-sld8.dtsi    | 4 ++++
 arch/arm/boot/dts/uniphier-proxstream2.dtsi | 4 ++++
 7 files changed, 33 insertions(+)

diff --git a/arch/arm/boot/dts/uniphier-common32.dtsi b/arch/arm/boot/dts/uniphier-common32.dtsi
index f847e68..61a0955 100644
--- a/arch/arm/boot/dts/uniphier-common32.dtsi
+++ b/arch/arm/boot/dts/uniphier-common32.dtsi
@@ -45,6 +45,13 @@
 /include/ "skeleton.dtsi"
 
 / {
+	clocks {
+		refclk: ref {
+			#clock-cells = <0>;
+			compatible = "fixed-clock";
+		};
+	};
+
 	soc: soc {
 		compatible = "simple-bus";
 		#address-cells = <1>;
diff --git a/arch/arm/boot/dts/uniphier-ph1-ld4.dtsi b/arch/arm/boot/dts/uniphier-ph1-ld4.dtsi
index 34f0d8d..dadd860 100644
--- a/arch/arm/boot/dts/uniphier-ph1-ld4.dtsi
+++ b/arch/arm/boot/dts/uniphier-ph1-ld4.dtsi
@@ -173,6 +173,10 @@
 
 };
 
+&refclk {
+	clock-frequency = <24576000>;
+};
+
 &serial3 {
 	interrupts = <0 29 4>;
 };
diff --git a/arch/arm/boot/dts/uniphier-ph1-pro4.dtsi b/arch/arm/boot/dts/uniphier-ph1-pro4.dtsi
index d78142f..20f3f2a 100644
--- a/arch/arm/boot/dts/uniphier-ph1-pro4.dtsi
+++ b/arch/arm/boot/dts/uniphier-ph1-pro4.dtsi
@@ -195,6 +195,10 @@
 	};
 };
 
+&refclk {
+	clock-frequency = <25000000>;
+};
+
 &pinctrl {
 	compatible = "socionext,ph1-pro4-pinctrl", "syscon";
 };
diff --git a/arch/arm/boot/dts/uniphier-ph1-pro5.dtsi b/arch/arm/boot/dts/uniphier-ph1-pro5.dtsi
index 2f389ea..24f6f66 100644
--- a/arch/arm/boot/dts/uniphier-ph1-pro5.dtsi
+++ b/arch/arm/boot/dts/uniphier-ph1-pro5.dtsi
@@ -189,6 +189,10 @@
 	};
 };
 
+&refclk {
+	clock-frequency = <20000000>;
+};
+
 &pinctrl {
 	compatible = "socionext,ph1-pro5-pinctrl", "syscon";
 };
diff --git a/arch/arm/boot/dts/uniphier-ph1-sld3.dtsi b/arch/arm/boot/dts/uniphier-ph1-sld3.dtsi
index 4c746ea..03292f4 100644
--- a/arch/arm/boot/dts/uniphier-ph1-sld3.dtsi
+++ b/arch/arm/boot/dts/uniphier-ph1-sld3.dtsi
@@ -68,6 +68,12 @@
 	};
 
 	clocks {
+		refclk: ref {
+			#clock-cells = <0>;
+			compatible = "fixed-clock";
+			clock-frequency = <24576000>;
+		};
+
 		arm_timer_clk: arm_timer_clk {
 			#clock-cells = <0>;
 			compatible = "fixed-clock";
diff --git a/arch/arm/boot/dts/uniphier-ph1-sld8.dtsi b/arch/arm/boot/dts/uniphier-ph1-sld8.dtsi
index 7d06a1c..6bfd29a 100644
--- a/arch/arm/boot/dts/uniphier-ph1-sld8.dtsi
+++ b/arch/arm/boot/dts/uniphier-ph1-sld8.dtsi
@@ -172,6 +172,10 @@
 	};
 };
 
+&refclk {
+	clock-frequency = <25000000>;
+};
+
 &serial3 {
 	interrupts = <0 29 4>;
 };
diff --git a/arch/arm/boot/dts/uniphier-proxstream2.dtsi b/arch/arm/boot/dts/uniphier-proxstream2.dtsi
index 6bd353f..4ac484c 100644
--- a/arch/arm/boot/dts/uniphier-proxstream2.dtsi
+++ b/arch/arm/boot/dts/uniphier-proxstream2.dtsi
@@ -200,6 +200,10 @@
 	};
 };
 
+&refclk {
+	clock-frequency = <25000000>;
+};
+
 &pinctrl {
 	compatible = "socionext,proxstream2-pinctrl", "syscon";
 };
-- 
1.9.1

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Thread

[PATCH 0/9] ARM: dts: uniphier: UniPhier DT updates for Linux 4.6-rc1 (2nd round) Masahiro Yamada <yamada.masahiro@socionext.com> - 2016-02-26 08:20 +0100
  [PATCH 3/9] ARM: dts: uniphier: rework UniPhier System Bus nodes Masahiro Yamada <yamada.masahiro@socionext.com> - 2016-02-26 08:20 +0100
  [PATCH 4/9] ARM: dts: uniphier: add reference clock nodes Masahiro Yamada <yamada.masahiro@socionext.com> - 2016-02-26 08:30 +0100
  [PATCH 5/9] ARM: dts: uniphier: add EEPROM node for ProXstream2 Gentil board Masahiro Yamada <yamada.masahiro@socionext.com> - 2016-02-26 08:30 +0100

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