[PATCH v3 3/3] ARM: dts: imx6q-sabrelite: add eeti egalax
From: Shawn Guo <hidden>
Date: 2012-08-15 13:01:11
Also in:
linux-devicetree, linux-input
On Wed, Aug 15, 2012 at 06:31:48PM +0800, Hui Wang wrote:
quoted hunk ↗ jump to hunk
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 <redacted> --- 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 at 021a8000 { /* I2C3 */ + status = "okay"; + clock-frequency = <100000>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_i2c3_1>; + + egalax_ts at 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
quoted hunk ↗ jump to hunk
+ wakeup-gpios = <&gpio1 9 0>; + }; + }; }; };diff --git a/arch/arm/boot/dts/imx6q.dtsi b/arch/arm/boot/dts/imx6q.dtsi index fd57079..6f833b3 100644 --- a/arch/arm/boot/dts/imx6q.dtsi +++ b/arch/arm/boot/dts/imx6q.dtsi@@ -552,6 +552,13 @@ }; }; + i2c3 { + pinctrl_i2c3_1: i2c3grp-1 { + fsl,pins = <1013 0x4001b8b1 /* MX6Q_PAD_GPIO_5__I2C3_SCL */ + 1037 0x4001b8b1>; /* MX6Q_PAD_GPIO_16__I2C3_SDA */ + }; + }; + serial2 { pinctrl_serial2_1: serial2grp-1 { fsl,pins = <183 0x1b0b1 /* MX6Q_PAD_EIM_D26__UART2_TXD */-- 1.7.6