Shawn Guo wrote:
On Wed, Aug 15, 2012 at 06:31:48PM +0800, Hui Wang wrote:
i.MX6Q sabrelite board uses i2c3 to connect an eeti egalax
touchscreen controller, add it as an i2c slave device in the dts.
Signed-off-by: Hui Wang <jason77.wang@xxxxxxxxx>
---
arch/arm/boot/dts/imx6q-sabrelite.dts | 16 ++++++++++++++++
arch/arm/boot/dts/imx6q.dtsi | 7 +++++++
2 files changed, 23 insertions(+), 0 deletions(-)
diff --git a/arch/arm/boot/dts/imx6q-sabrelite.dts b/arch/arm/boot/dts/imx6q-sabrelite.dts
index 72f30f3..4a68e1f 100644
--- a/arch/arm/boot/dts/imx6q-sabrelite.dts
+++ b/arch/arm/boot/dts/imx6q-sabrelite.dts
@@ -54,6 +54,7 @@
144 0x80000000 /* MX6Q_PAD_EIM_D22__GPIO_3_22 */
121 0x80000000 /* MX6Q_PAD_EIM_D19__GPIO_3_19 */
953 0x80000000 /* MX6Q_PAD_GPIO_0__CCM_CLKO */
+ 972 0x10 /* MX6Q_PAD_GPIO_9__GPIO_1_9 */
>;
};
};
@@ -115,6 +116,21 @@
VDDIO-supply = <®_3p3v>;
};
};
+
+ i2c@021a8000 { /* I2C3 */
+ status = "okay";
+ clock-frequency = <100000>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_i2c3_1>;
+
+ egalax_ts@04 {
+ compatible = "eeti,egalax_ts";
+ reg = <0x04>;
+ interrupt-parent = <&gpio1>;
+ interrupts = <9 2>;
So you take this interrupt as falling-edge, while I see IRQF_TRIGGER_LOW
is used in driver with request_threaded_irq call.
Regards,
Shawn
Yes, you are right. Should be 8 instead of 2.
Regards,
Hui.
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