[PATCH 5/7] arm/dts: omap3-beagle: Add twl4030 and EEPROM i2c devices
Benoit Cousson
b-cousson at ti.com
Fri Sep 2 03:25:10 EST 2011
Add the twl4030 basic description with only the twl_rtc module.
Add the EEPROM node.
Add required clock frequencies for the i2c client devices existing
on beagle board.
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: G, Manjunath Kondaiah <manjugk at ti.com>
---
arch/arm/boot/dts/omap3-beagle.dts | 42 ++++++++++++++++++++++++++++++++++++
1 files changed, 42 insertions(+), 0 deletions(-)
diff --git a/arch/arm/boot/dts/omap3-beagle.dts b/arch/arm/boot/dts/omap3-beagle.dts
index da13ec7..5d0a558 100644
--- a/arch/arm/boot/dts/omap3-beagle.dts
+++ b/arch/arm/boot/dts/omap3-beagle.dts
@@ -27,3 +27,45 @@
reg = <0x80000000 0x20000000>; /* 512 MB */
};
};
+
+&i2c1 {
+ clock-frequency = <2600000>;
+
+ /*
+ * Integrated Power Management Chip
+ */
+ twl at 48 {
+ compatible = "ti,twl4030";
+ reg = <0x48>;
+ interrupts = <7>; /* SYS_NIRQ cascaded to intc */
+ interrupt-controller;
+ #interrupt-cells = <1>;
+ interrupt-parent = <&intc>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ ranges = <0 0x48>;
+
+ twl_rtc {
+ compatible = "ti,twl_rtc";
+ interrupts = <11>;
+ reg = <0>;
+ };
+ };
+};
+
+&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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