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authorMark Brown <broonie@linaro.org>2013-12-21 00:33:23 +0100
committerKukjin Kim <kgene.kim@samsung.com>2013-12-21 00:33:23 +0100
commit6ad8ebffde8c06fd91f84968650864c29d70b43e (patch)
tree2e243f84aceab6f8ae209c0eed55e334a1056c27 /arch/arm/boot/dts/exynos5250-arndale.dts
parentARM: dts: Leave Exynos5250 SPI controller disabled by default (diff)
downloadlinux-6ad8ebffde8c06fd91f84968650864c29d70b43e.tar.xz
linux-6ad8ebffde8c06fd91f84968650864c29d70b43e.zip
ARM: dts: Disable I2C controllers by default on Exynos5250
Ensure that unused I2C controllers are not activated, causing problems due to inappropriate pinmuxing or similar, by marking the controllers as disabled by default and requiring boards to explicitly enable those that are in use. Signed-off-by: Mark Brown <broonie@linaro.org> Acked-by: Tomasz Figa <t.figa@samsung.com> Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
Diffstat (limited to 'arch/arm/boot/dts/exynos5250-arndale.dts')
-rw-r--r--arch/arm/boot/dts/exynos5250-arndale.dts32
1 files changed, 8 insertions, 24 deletions
diff --git a/arch/arm/boot/dts/exynos5250-arndale.dts b/arch/arm/boot/dts/exynos5250-arndale.dts
index a1b88c959126..b42e658876e5 100644
--- a/arch/arm/boot/dts/exynos5250-arndale.dts
+++ b/arch/arm/boot/dts/exynos5250-arndale.dts
@@ -34,6 +34,7 @@
samsung,i2c-sda-delay = <100>;
samsung,i2c-max-bus-freq = <20000>;
samsung,i2c-slave-addr = <0x66>;
+ status = "okay";
s5m8767_pmic@66 {
compatible = "samsung,s5m8767-pmic";
@@ -321,11 +322,9 @@
};
};
- i2c@12C70000 {
- status = "disabled";
- };
-
i2c@12C80000 {
+ status = "okay";
+
samsung,i2c-sda-delay = <100>;
samsung,i2c-max-bus-freq = <66000>;
samsung,i2c-slave-addr = <0x50>;
@@ -337,7 +336,10 @@
};
i2c@12C90000 {
+ status = "okay";
+
wm1811a@1a {
+
compatible = "wlf,wm1811";
reg = <0x1a>;
@@ -355,23 +357,9 @@
};
};
- i2c@12CA0000 {
- status = "disabled";
- };
-
- i2c@12CB0000 {
- status = "disabled";
- };
-
- i2c@12CC0000 {
- status = "disabled";
- };
-
- i2c@12CD0000 {
- status = "disabled";
- };
-
i2c@12CE0000 {
+ status = "okay";
+
samsung,i2c-sda-delay = <100>;
samsung,i2c-max-bus-freq = <66000>;
samsung,i2c-slave-addr = <0x38>;
@@ -382,10 +370,6 @@
};
};
- i2c@121D0000 {
- status = "disabled";
- };
-
mmc_0: mmc@12200000 {
status = "okay";
num-slots = <1>;