On 26/11/2022 02:14, Chris Morgan wrote: > From: Chris Morgan <macromorgan@xxxxxxxxxxx> > > Add support for the Hynitron cst340 touchscreen driver to the Anbernic > RG353P and RG353V devices. Note the RG353VS device does not have a > touchscreen. > > https://lore.kernel.org/linux-input/Y1y9e9sgE%2FDck9fB@xxxxxxxxxx/ > > Signed-off-by: Chris Morgan <macromorgan@xxxxxxxxxxx> > --- > .../dts/rockchip/rk3566-anbernic-rg353p.dts | 20 +++++++++++++++++++ > .../dts/rockchip/rk3566-anbernic-rg353v.dts | 13 ++++++++++++ > 2 files changed, 33 insertions(+) > > diff --git a/arch/arm64/boot/dts/rockchip/rk3566-anbernic-rg353p.dts b/arch/arm64/boot/dts/rockchip/rk3566-anbernic-rg353p.dts > index 63cff402f3a8..06222dead921 100644 > --- a/arch/arm64/boot/dts/rockchip/rk3566-anbernic-rg353p.dts > +++ b/arch/arm64/boot/dts/rockchip/rk3566-anbernic-rg353p.dts > @@ -95,6 +95,19 @@ &i2c2 { > pintctrl-names = "default"; > pinctrl-0 = <&i2c2m1_xfer>; > status = "okay"; > + > + touch@1a { > + compatible = "hynitron,cst340"; > + reg = <0x1a>; > + interrupt-parent = <&gpio4>; > + interrupts = <RK_PB1 IRQ_TYPE_EDGE_FALLING>; > + pinctrl-0 = <&touch_rst>; > + pinctrl-names = "default"; > + reset-gpios = <&gpio4 RK_PA6 GPIO_ACTIVE_LOW>; > + touchscreen-size-x = <640>; > + touchscreen-size-y = <480>; > + status = "okay"; Was it disabled anywhere? > + }; > }; > > &pinctrl { > @@ -104,6 +117,13 @@ spk_amp_enable_h: spk-amp-enable-h { > <4 RK_PC2 RK_FUNC_GPIO &pcfg_pull_none>; > }; > }; > + > + touch { > + touch_rst: touch-rst { > + rockchip,pins = > + <4 RK_PA6 RK_FUNC_GPIO &pcfg_pull_up>; > + }; > + }; > }; > > &rk817 { > diff --git a/arch/arm64/boot/dts/rockchip/rk3566-anbernic-rg353v.dts b/arch/arm64/boot/dts/rockchip/rk3566-anbernic-rg353v.dts > index 885234a023e1..dc3fc67f5853 100644 > --- a/arch/arm64/boot/dts/rockchip/rk3566-anbernic-rg353v.dts > +++ b/arch/arm64/boot/dts/rockchip/rk3566-anbernic-rg353v.dts > @@ -82,6 +82,19 @@ &i2c2 { > pintctrl-names = "default"; > pinctrl-0 = <&i2c2m1_xfer>; > status = "okay"; > + > + touch@1a { > + compatible = "hynitron,cst340"; > + reg = <0x1a>; > + interrupt-parent = <&gpio4>; > + interrupts = <RK_PB1 IRQ_TYPE_EDGE_FALLING>; > + pinctrl-0 = <&touch_rst>; > + pinctrl-names = "default"; > + reset-gpios = <&gpio4 RK_PA6 GPIO_ACTIVE_LOW>; > + touchscreen-size-x = <640>; > + touchscreen-size-y = <480>; > + status = "okay"; Same question. Best regards, Krzysztof
