[PATCH v2 8/9] arm: dts: stm32f4: Add external I2S clock
gabriel.fernandez at st.com
gabriel.fernandez at st.com
Thu Nov 24 06:45:48 PST 2016
From: Gabriel Fernandez <gabriel.fernandez at 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 at 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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