[PATCH 10/25] ARM: shmobile: lager: fixup IIC2 clock frequency

Simon Horman horms+renesas at verge.net.au
Wed Nov 12 17:20:01 PST 2014


From: Kuninori Morimoto <kuninori.morimoto.gx at renesas.com>

Current Lager IIC2 is using default clock frequency,
but, ak4643 audio codec chip needs 100kHz
This patch clarifies IIC2 clock frequency as 100kHz.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx at renesas.com>
Signed-off-by: Simon Horman <horms+renesas at verge.net.au>
---
 arch/arm/boot/dts/r8a7790-lager.dts | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/arch/arm/boot/dts/r8a7790-lager.dts b/arch/arm/boot/dts/r8a7790-lager.dts
index 830f2e8..86fb2ee 100644
--- a/arch/arm/boot/dts/r8a7790-lager.dts
+++ b/arch/arm/boot/dts/r8a7790-lager.dts
@@ -429,6 +429,8 @@
 	pinctrl-0 = <&iic2_pins>;
 	pinctrl-names = "default";
 
+	clock-frequency = <100000>;
+
 	composite-in at 20 {
 		compatible = "adi,adv7180";
 		reg = <0x20>;
-- 
2.1.1




More information about the linux-arm-kernel mailing list