diff options
| author | Bhuvanchandra DV <bhuvanchandra.dv@toradex.com> | 2017-09-26 12:01:36 +0530 |
|---|---|---|
| committer | Stefan Agner <stefan.agner@toradex.com> | 2017-10-02 16:43:54 +0200 |
| commit | b9aae76cc68e8c999e18afc958055c4da00e8ab1 (patch) | |
| tree | 8f34e82659295a5108a18f6c3c731a6c2f1b4269 | |
| parent | de3fd44e4a3eabf9dfa045bfa6cd597dfb6a6fdd (diff) | |
ARM: dts: imx6dl-colibri: add atmel mxt multitouch controller
Add atmel mxt multitouch controller driver which is interfaced over I2C bus.
This controller is used by the Logic Technologies, Capacitive Touch Display
7" Parallel (LT161010-2NHC).
Signed-off-by: Bhuvanchandra DV <bhuvanchandra.dv@toradex.com>
Signed-off-by: Max Krummenacher <max.krummenacher@toradex.com>
| -rw-r--r-- | arch/arm/boot/dts/imx6dl-colibri-aster.dts | 24 | ||||
| -rw-r--r-- | arch/arm/boot/dts/imx6dl-colibri-eval-v3.dts | 25 |
2 files changed, 49 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/imx6dl-colibri-aster.dts b/arch/arm/boot/dts/imx6dl-colibri-aster.dts index b17c089a3120..ff112e6c1efd 100644 --- a/arch/arm/boot/dts/imx6dl-colibri-aster.dts +++ b/arch/arm/boot/dts/imx6dl-colibri-aster.dts @@ -110,6 +110,23 @@ &i2c3 { status = "okay"; + /* Atmel maxtouch controller */ + atmel_mxt_ts: atmel_mxt_ts@4a { + compatible = "atmel,maxtouch"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_mxt_ts>; + reg = <0x4a>; + interrupt-parent = <&gpio2>; + interrupts = <24 IRQ_TYPE_EDGE_FALLING>; + /* + * Note: When the status is set to okay, to avoid pinmux + * conflict, one should remove the pinctrl_weim_cs1 and + * pinctrl_weim_cs2 pingroup from the weim pinctrl-0 + * property or disable weim node. + */ + status = "disabled"; + }; + /* M41T0M6 real time clock on carrier board */ rtc_i2c: rtc@68 { compatible = "st,m41t0"; @@ -140,6 +157,13 @@ MX6QDL_PAD_SD4_DAT2__GPIO2_IO10 PAD_CTRL_HYS_PU /* SODIMM 30 */ >; }; + + pinctrl_mxt_ts: mxt-ts { + fsl,pins = < + MX6QDL_PAD_EIM_CS1__GPIO2_IO24 PAD_CTRL_HYS_PD /* SODIMM 107 */ + MX6QDL_PAD_SD2_DAT1__GPIO1_IO14 PAD_CTRL_HYS_PD /* SODIMM 106 */ + >; + }; }; }; diff --git a/arch/arm/boot/dts/imx6dl-colibri-eval-v3.dts b/arch/arm/boot/dts/imx6dl-colibri-eval-v3.dts index 346b93e438dc..934d5927fbee 100644 --- a/arch/arm/boot/dts/imx6dl-colibri-eval-v3.dts +++ b/arch/arm/boot/dts/imx6dl-colibri-eval-v3.dts @@ -140,6 +140,24 @@ */ &i2c3 { status = "okay"; + + /* Atmel maxtouch controller */ + atmel_mxt_ts: atmel_mxt_ts@4a { + compatible = "atmel,maxtouch"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_mxt_ts>; + reg = <0x4a>; + interrupt-parent = <&gpio2>; + interrupts = <24 IRQ_TYPE_EDGE_FALLING>; + /* + * Note: When the status is set to okay, to avoid pinmux + * conflict, one should remove the pinctrl_weim_cs1 and + * pinctrl_weim_cs2 pingroup from the weim pinctrl-0 + * property or disable weim node. + */ + status = "disabled"; + }; + #ifdef PCAP /* not standard pinout, disable PWM<B>, PWM<C> */ pcap@10 { /* TouchRevolution Fusion 7 and 10 multi-touch controller */ @@ -192,6 +210,13 @@ MX6QDL_PAD_SD4_DAT2__GPIO2_IO10 PAD_CTRL_HYS_PD /* SODIMM 30 */ >; }; + + pinctrl_mxt_ts: mxt-ts { + fsl,pins = < + MX6QDL_PAD_EIM_CS1__GPIO2_IO24 PAD_CTRL_HYS_PD /* SODIMM 107 */ + MX6QDL_PAD_SD2_DAT1__GPIO1_IO14 PAD_CTRL_HYS_PD /* SODIMM 106 */ + >; + }; }; }; |