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Commit cbebba7d authored Sep 28, 2012 by Lee Jones

ARM: ux500: Add all bu21013 touch screen components to supported Device Trees



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.

Acked-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>

parent 74a1c9ab

arch/arm/boot/dts/hrefprev60.dts

+6 −0

Original line number	Original line	Diff line number	Diff line
	@@ -31,5 +31,11 @@
	reg = <0x33>;		reg = <0x33>;
	};		};
	};		};

			i2c@80110000 {
			bu21013_tp@0x5c {
			reset-gpio = <&tc3589x_gpio 13 0x4>;
			};
			};
	};		};
	};		};

arch/arm/boot/dts/hrefv60plus.dts

+8 −0

Original line number	Original line	Diff line number	Diff line
	@@ -23,4 +23,12 @@
	gpios = <&gpio6 25 0x4>;		gpios = <&gpio6 25 0x4>;
	};		};
	};		};

			soc-u9500 {
			i2c@80110000 {
			bu21013_tp@0x5c {
			reset-gpio = <&gpio4 15 0x4>;
			};
			};
			};
	};		};

arch/arm/boot/dts/stuib.dtsi

+23 −0

Original line number	Original line	Diff line number	Diff line
	@@ -11,5 +11,28 @@

	/ {		/ {
	soc-u9500 {		soc-u9500 {
			i2c@80110000 {
			bu21013_tp@0x5c {
			compatible = "rhom,bu21013_tp";
			reg = <0x5c>;
			touch-gpio = <&gpio2 20 0x4>;
			avdd-supply = <&ab8500_ldo_aux1_reg>;

			rhom,touch-max-x = <384>;
			rhom,touch-max-y = <704>;
			rhom,flip-y;
			};

			bu21013_tp@0x5d {
			compatible = "rhom,bu21013_tp";
			reg = <0x5d>;
			touch-gpio = <&gpio2 20 0x4>;
			avdd-supply = <&ab8500_ldo_aux1_reg>;

			rhom,touch-max-x = <384>;
			rhom,touch-max-y = <704>;
			rhom,flip-y;
			};
			};
	};		};
	};		};