It is possible to connect a BU21013 Touch Screen to all version
of the HREF which support the ST-UIB. This patch applies all the
necessary settings to the pre-v60 and v60+ HREF Device Trees.
Signed-off-by: Lee Jones <lee.jo...@linaro.org>
---
arch/arm/boot/dts/hrefprev60.dts | 6 ++++++
arch/arm/boot/dts/hrefv60plus.dts | 8 ++++++++
arch/arm/boot/dts/stuib.dtsi | 23 +++++++++++++++++++++++
3 files changed, 37 insertions(+)
diff --git a/arch/arm/boot/dts/hrefprev60.dts b/arch/arm/boot/dts/hrefprev60.dts
index e112cce..cd9e535 100644
--- a/arch/arm/boot/dts/hrefprev60.dts
+++ b/arch/arm/boot/dts/hrefprev60.dts
@@ -31,5 +31,11 @@
reg = <0x33>;
};
};
+
+ i2c@80110000 {
+ bu21013_tp@0x5c {
+ reset-gpio = <&tc3589x_gpio 13 0x4>;
+ };
+ };
};
};
diff --git a/arch/arm/boot/dts/hrefv60plus.dts
b/arch/arm/boot/dts/hrefv60plus.dts
index b5fc355..82103a2 100644
--- a/arch/arm/boot/dts/hrefv60plus.dts
+++ b/arch/arm/boot/dts/hrefv60plus.dts
@@ -23,4 +23,12 @@
gpios = <&gpio6 25 0x4>;
};
};
+
+ soc-u9500 {
+ i2c@80110000 {
+ bu21013_tp@0x5c {
+ reset-gpio = <&gpio4 15 0x4>;
+ };
+ };
+ };
};
diff --git a/arch/arm/boot/dts/stuib.dtsi b/arch/arm/boot/dts/stuib.dtsi
index 64ac327..5547f38 100644
--- a/arch/arm/boot/dts/stuib.dtsi
+++ b/arch/arm/boot/dts/stuib.dtsi
@@ -11,5 +11,28 @@
/ {
soc-u9500 {
+ i2c@80110000 {
+ bu21013_tp@0x5c {
+ compatible = "bu21013_tp";
+ reg = <0x5c>;
+ touch-gpio = <&gpio2 20 0x4>;
+ avdd-supply = <&ab8500_ldo_aux1_reg>;
+
+ stericsson,touch-max-x = <384>;
+ stericsson,touch-max-y = <704>;
+ stricsson,flip-y;
+ };
+
+ bu21013_tp@0x5d {
+ compatible = "bu21013_tp";
+ reg = <0x5d>;
+ touch-gpio = <&gpio2 20 0x4>;
+ avdd-supply = <&ab8500_ldo_aux1_reg>;
+
+ stericsson,touch-max-x = <384>;
+ stericsson,touch-max-y = <704>;
+ stricsson,flip-y;
+ };
+ };
};
};
--
1.7.9.5
--
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