[PATCH v4 11/12] arm/dts: omap3-beagle: Add twl4030 and i2c EEPROM
Benoit Cousson
b-cousson at ti.com
Thu Dec 22 09:56:45 EST 2011
Add required clock frequencies for the i2c client devices existing
on beagle board.
Add the twl4030 basic description with only the twl_rtc module.
Add the EEPROM node.
Based on original patch from Manju:
http://www.spinics.net/lists/linux-omap/msg55831.html
Signed-off-by: Benoit Cousson <b-cousson at ti.com>
Cc: Grant Likely <grant.likely at secretlab.ca>
Cc: Rob Herring <rob.herring at calxeda.com>
---
arch/arm/boot/dts/omap3-beagle.dts | 29 +++++++++++++++++++++++++++++
1 files changed, 29 insertions(+), 0 deletions(-)
diff --git a/arch/arm/boot/dts/omap3-beagle.dts b/arch/arm/boot/dts/omap3-beagle.dts
index 9f72cd4..714ba5d 100644
--- a/arch/arm/boot/dts/omap3-beagle.dts
+++ b/arch/arm/boot/dts/omap3-beagle.dts
@@ -18,3 +18,32 @@
reg = <0x80000000 0x20000000>; /* 512 MB */
};
};
+
+&i2c1 {
+ clock-frequency = <2600000>;
+
+ twl: twl at 48 {
+ reg = <0x48>;
+ interrupts = <7>; /* SYS_NIRQ cascaded to intc */
+ interrupt-parent = <&intc>;
+ };
+};
+
+/include/ "twl4030.dtsi"
+
+&i2c2 {
+ clock-frequency = <400000>;
+};
+
+&i2c3 {
+ clock-frequency = <100000>;
+
+ /*
+ * Display monitor features are burnt in the EEPROM
+ * as EDID data.
+ */
+ eeprom at 50 {
+ compatible = "ti,eeprom";
+ reg = <0x50>;
+ };
+};
--
1.7.0.4
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