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Diffstat (limited to 'arch/arm/boot/dts/ste-href-stuib.dtsi')
-rw-r--r--arch/arm/boot/dts/ste-href-stuib.dtsi23
1 files changed, 23 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/ste-href-stuib.dtsi b/arch/arm/boot/dts/ste-href-stuib.dtsi
index 78b75256c..c3987ad06 100644
--- a/arch/arm/boot/dts/ste-href-stuib.dtsi
+++ b/arch/arm/boot/dts/ste-href-stuib.dtsi
@@ -114,6 +114,8 @@
rohm,touch-max-x = <384>;
rohm,touch-max-y = <704>;
rohm,flip-y;
+ pinctrl-names = "default";
+ pinctrl-0 = <&touch_rohm_mode>;
};
bu21013_tp@5d {
@@ -124,6 +126,8 @@
rohm,touch-max-x = <384>;
rohm,touch-max-y = <704>;
rohm,flip-y;
+ pinctrl-names = "default";
+ pinctrl-0 = <&touch_rohm_mode>;
};
};
@@ -166,6 +170,25 @@
};
};
};
+ touch {
+ touch_rohm_mode: touch_rohm {
+ /*
+ * ROHM touch screen uses GPIO 143 for
+ * RST1, GPIO 146 for RST2 and
+ * GPIO 67 for interrupts. Pull-up
+ * the IRQ line and drive both
+ * reset signals low.
+ */
+ stuib_cfg1 {
+ pins = "GPIO143_D12", "GPIO146_D13";
+ ste,config = <&gpio_out_lo>;
+ };
+ stuib_cfg2 {
+ pins = "GPIO67_G2";
+ ste,config = <&gpio_in_pu>;
+ };
+ };
+ };
};
};
};