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authorPeter Griffin2015-09-03 19:59:49 +0200
committerMauro Carvalho Chehab2015-11-18 16:30:21 +0100
commit6d5e58173693b01b4dada9ed564be5b65b4829ca (patch)
treec2a958ae84211ae052a93f2ab8ca2935d3e71eea /arch/arm/boot/dts/stihxxx-b2120.dtsi
parent[media] media: dvb-core: Don't force CAN_INVERSION_AUTO in oneshot mode (diff)
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[media] ARM: DT: STi: stihxxx-b2120: Add pulse-width properties to ssc2 & ssc3
Adding these properties makes the I2C bus to the demodulators much more reliable, and we no longer suffer from I2C errors when tuning. Signed-off-by: Peter Griffin <peter.griffin@linaro.org> Acked-by: Lee Jones <lee.jones@linaro.org> Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
Diffstat (limited to 'arch/arm/boot/dts/stihxxx-b2120.dtsi')
-rw-r--r--arch/arm/boot/dts/stihxxx-b2120.dtsi10
1 files changed, 8 insertions, 2 deletions
diff --git a/arch/arm/boot/dts/stihxxx-b2120.dtsi b/arch/arm/boot/dts/stihxxx-b2120.dtsi
index ad21a4293a33..be2ea043ffc0 100644
--- a/arch/arm/boot/dts/stihxxx-b2120.dtsi
+++ b/arch/arm/boot/dts/stihxxx-b2120.dtsi
@@ -35,12 +35,18 @@
status = "okay";
};
- i2c@9842000 {
+ ssc2: i2c@9842000 {
status = "okay";
+ clock-frequency = <100000>;
+ st,i2c-min-scl-pulse-width-us = <0>;
+ st,i2c-min-sda-pulse-width-us = <5>;
};
- i2c@9843000 {
+ ssc3: i2c@9843000 {
status = "okay";
+ clock-frequency = <100000>;
+ st,i2c-min-scl-pulse-width-us = <0>;
+ st,i2c-min-sda-pulse-width-us = <5>;
};
i2c@9844000 {