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Date: Fri, 15 Oct 2021 19:43:00 +1000
From: Alistair Francis <alistair23@...il.com>
To: Shawn Guo <shawnguo@...nel.org>
Cc: Alistair Francis <alistair@...stair23.me>,
Lee Jones <lee.jones@...aro.org>,
Rob Herring <robh+dt@...nel.org>, lgirdwood@...il.com,
Mark Brown <broonie@...nel.org>,
Sascha Hauer <kernel@...gutronix.de>,
Sascha Hauer <s.hauer@...gutronix.de>,
dl-linux-imx <linux-imx@....com>, amitk@...nel.org,
rui.zhang@...el.com, devicetree <devicetree@...r.kernel.org>,
Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
linux-hwmon@...r.kernel.org,
linux-arm-kernel <linux-arm-kernel@...ts.infradead.org>,
linux-pm@...r.kernel.org
Subject: Re: [PATCH v12 10/10] ARM: dts: imx7d: remarkable2: Enable lcdif
On Fri, Oct 15, 2021 at 12:59 PM Shawn Guo <shawnguo@...nel.org> wrote:
>
> On Sat, Oct 09, 2021 at 09:57:32PM +1000, Alistair Francis wrote:
> > Connect the dispaly on the reMarkable2.
> >
> > Signed-off-by: Alistair Francis <alistair@...stair23.me>
>
> Maybe there are some patches missing. It doesn't apply to my branch.
Sorry about that. This series applies on top of the "ARM: dts: imx7d:
remarkable2: add wacom digitizer device" patch. The patch is on the
list but not yet applied.
I'll send a rebased version.
Alistair
>
> Shawn
>
> > ---
> > arch/arm/boot/dts/imx7d-remarkable2.dts | 74 +++++++++++++++++++++++++
> > 1 file changed, 74 insertions(+)
> >
> > diff --git a/arch/arm/boot/dts/imx7d-remarkable2.dts b/arch/arm/boot/dts/imx7d-remarkable2.dts
> > index 1b49c26816cd..5f32c216c3fd 100644
> > --- a/arch/arm/boot/dts/imx7d-remarkable2.dts
> > +++ b/arch/arm/boot/dts/imx7d-remarkable2.dts
> > @@ -47,6 +47,16 @@ reg_digitizer: regulator-digitizer {
> > startup-delay-us = <100000>; /* 100 ms */
> > };
> >
> > + reg_sdoe: regulator-sdoe {
> > + compatible = "regulator-fixed";
> > + regulator-name = "SDOE";
> > + pinctrl-names = "default", "sleep";
> > + pinctrl-0 = <&pinctrl_sdoe_reg>;
> > + pinctrl-1 = <&pinctrl_sdoe_reg>;
> > + gpio = <&gpio3 27 GPIO_ACTIVE_HIGH>;
> > + enable-active-high;
> > + };
> > +
> > wifi_pwrseq: wifi_pwrseq {
> > compatible = "mmc-pwrseq-simple";
> > pinctrl-names = "default";
> > @@ -55,6 +65,16 @@ wifi_pwrseq: wifi_pwrseq {
> > clocks = <&clks IMX7D_CLKO2_ROOT_DIV>;
> > clock-names = "ext_clock";
> > };
> > +
> > + panel {
> > + compatible = "eink,vb3300-kca";
> > +
> > + port {
> > + panel_in: endpoint {
> > + remote-endpoint = <&display_out>;
> > + };
> > + };
> > + };
> > };
> >
> > &clks {
> > @@ -114,6 +134,20 @@ reg_epdpmic: vcom {
> > };
> > };
> >
> > +&lcdif {
> > + pinctrl-names = "default";
> > + pinctrl-0 = <&pinctrl_lcdif>;
> > + lcd-supply = <®_epdpmic>;
> > + lcd2-supply = <®_sdoe>;
> > + status = "okay";
> > +
> > + port {
> > + display_out: endpoint {
> > + remote-endpoint = <&panel_in>;
> > + };
> > + };
> > +};
> > +
> > &snvs_pwrkey {
> > status = "okay";
> > };
> > @@ -228,6 +262,46 @@ MX7D_PAD_I2C4_SCL__I2C4_SCL 0x4000007f
> > >;
> > };
> >
> > + pinctrl_lcdif: lcdifgrp {
> > + fsl,pins = <
> > + MX7D_PAD_LCD_DATA00__LCD_DATA0 0x79
> > + MX7D_PAD_LCD_DATA01__LCD_DATA1 0x79
> > + MX7D_PAD_LCD_DATA02__LCD_DATA2 0x79
> > + MX7D_PAD_LCD_DATA03__LCD_DATA3 0x79
> > + MX7D_PAD_LCD_DATA04__LCD_DATA4 0x79
> > + MX7D_PAD_LCD_DATA05__LCD_DATA5 0x79
> > + MX7D_PAD_LCD_DATA06__LCD_DATA6 0x79
> > + MX7D_PAD_LCD_DATA07__LCD_DATA7 0x79
> > + MX7D_PAD_LCD_DATA08__LCD_DATA8 0x79
> > + MX7D_PAD_LCD_DATA09__LCD_DATA9 0x79
> > + MX7D_PAD_LCD_DATA10__LCD_DATA10 0x79
> > + MX7D_PAD_LCD_DATA11__LCD_DATA11 0x79
> > + MX7D_PAD_LCD_DATA12__LCD_DATA12 0x79
> > + MX7D_PAD_LCD_DATA13__LCD_DATA13 0x79
> > + MX7D_PAD_LCD_DATA14__LCD_DATA14 0x79
> > + MX7D_PAD_LCD_DATA15__LCD_DATA15 0x79
> > +
> > + MX7D_PAD_LCD_DATA17__LCD_DATA17 0x79
> > + MX7D_PAD_LCD_DATA18__LCD_DATA18 0x79
> > + MX7D_PAD_LCD_DATA19__LCD_DATA19 0x79
> > + MX7D_PAD_LCD_DATA20__LCD_DATA20 0x79
> > + MX7D_PAD_LCD_DATA21__LCD_DATA21 0x79
> > +
> > + MX7D_PAD_LCD_DATA23__LCD_DATA23 0x79
> > + MX7D_PAD_LCD_CLK__LCD_CLK 0x79
> > + MX7D_PAD_LCD_ENABLE__LCD_ENABLE 0x79
> > + MX7D_PAD_LCD_VSYNC__LCD_VSYNC 0x79
> > + MX7D_PAD_LCD_HSYNC__LCD_HSYNC 0x79
> > + MX7D_PAD_LCD_RESET__LCD_RESET 0x79
> > + >;
> > + };
> > +
> > + pinctrl_sdoe_reg: sdoereggrp {
> > + fsl,pins = <
> > + MX7D_PAD_LCD_DATA22__GPIO3_IO27 0x74
> > + >;
> > + };
> > +
> > pinctrl_uart1: uart1grp {
> > fsl,pins = <
> > MX7D_PAD_UART1_TX_DATA__UART1_DCE_TX 0x79
> > --
> > 2.31.1
> >
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