[PATCH v3 8/9] ARM: dts: stm32f4: Add external I2S clock

From	<gabriel.fernandez@st.com>
Newsgroups	linux.kernel
Subject	[PATCH v3 8/9] ARM: dts: stm32f4: Add external I2S clock
Date	2016-12-01 16:30 +0100
Message-ID	<sJBt7-5DE-7@gated-at.bofh.it> (permalink)
References	<sJBt7-5DE-9@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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From: Gabriel Fernandez <gabriel.fernandez@st.com>

This patch adds an external I2S clock in the DT.
The I2S clock could be derived from an external I2S clock or by I2S pll.

Signed-off-by: Gabriel Fernandez <gabriel.fernandez@st.com>
---
 arch/arm/boot/dts/stm32f429.dtsi | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/arch/arm/boot/dts/stm32f429.dtsi b/arch/arm/boot/dts/stm32f429.dtsi
index e4dae0e..7c7dfbd 100644
--- a/arch/arm/boot/dts/stm32f429.dtsi
+++ b/arch/arm/boot/dts/stm32f429.dtsi
@@ -68,6 +68,12 @@
 			compatible = "fixed-clock";
 			clock-frequency = <32000>;
 		};
+
+		clk_i2s_ckin: i2s-ckin {
+			#clock-cells = <0>;
+			compatible = "fixed-clock";
+			clock-frequency = <0>;
+		};
 	};
 
 	soc {
@@ -362,7 +368,7 @@
 			#clock-cells = <2>;
 			compatible = "st,stm32f42xx-rcc", "st,stm32-rcc";
 			reg = <0x40023800 0x400>;
-			clocks = <&clk_hse>;
+			clocks = <&clk_hse>, <&clk_i2s_ckin>;
 			st,syscfg = <&pwrcfg>;
 		};
 
-- 
1.9.1

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[PATCH v3 8/9] ARM: dts: stm32f4: Add external I2S clock <gabriel.fernandez@st.com> - 2016-12-01 16:30 +0100

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