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Merged
pelwell merged 2 commits into from
Jun 24, 2025
Merged

Add support for the Pi Vision 10.1" HMI #6915

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b19ad5e
defconfigs: add Pi Vision drivers
Jun 12, 2025
2564a6b
dtoverlays: add overlay for Pi Vision
Jun 11, 2025
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1 change: 1 addition & 0 deletions arch/arm/boot/dts/overlays/Makefile
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Original file line number Diff line number Diff line change
Expand Up @@ -222,6 +222,7 @@ dtbo-$(CONFIG_ARCH_BCM2835) += \
pitft28-capacitive.dtbo \
pitft28-resistive.dtbo \
pitft35-resistive.dtbo \
pivision.dtbo \
pps-gpio.dtbo \
proto-codec.dtbo \
pwm.dtbo \
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7 changes: 7 additions & 0 deletions arch/arm/boot/dts/overlays/README
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Original file line number Diff line number Diff line change
Expand Up @@ -4054,6 +4054,13 @@ Params: speed Display SPI bus speed
touch-swapxy Touchscreen swapped x y axis


Name: pivision
Info: Overlay to enable the SECO Pi Vision 10.1 HMI hardware for Compute Module 5.
Will be loaded automatically by up-to-date firmware via EEPROM detection.
Load: dtoverlay=pivision
Params: <None>


Name: pps-gpio
Info: Configures the pps-gpio (pulse-per-second time signal via GPIO).
Load: dtoverlay=pps-gpio,<param>=<val>
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155 changes: 155 additions & 0 deletions arch/arm/boot/dts/overlays/pivision-overlay.dts
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Original file line number Diff line number Diff line change
@@ -0,0 +1,155 @@
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/interrupt-controller/irq.h>

/dts-v1/;
/plugin/;

/ {
compatible = "brcm,bcm2712";

fragment@0 {
target = <&i2c_csi_dsi0>;
__overlay__ {
status = "okay";
pi4io: pi4io@44 {
compatible = "fcs,fxl6408";
reg = <0x44>;
gpio-controller;
#gpio-cells = <2>;
status = "okay";
};

sn65dsi83: bridge@2c {
compatible = "ti,sn65dsi83";
reg = <0x2c>;
status = "okay";

ports {
#address-cells = <1>;
#size-cells = <0>;

port@0 {
reg = <0>;

in_dsi: endpoint {
remote-endpoint = <&dsi_out>;
data-lanes = <1 2 3 4>;
};
};

port@2 {
reg = <2>;

lvds_out: endpoint {
remote-endpoint = <&in_lvds>;
};
};
};
};

mxt1066td: touch@4a {
compatible = "atmel,maxtouch";
reg = <0x4a>;
interrupt-parent = <&rp1_gpio>;
interrupts = <34 IRQ_TYPE_EDGE_FALLING>;
pinctrl-names = "default";
pinctrl-0 = <&rp1_gpio_34>;
reset-gpios = <&pi4io 1 GPIO_ACTIVE_LOW>;
status = "okay";
};
};
};

fragment@1 {
target = <&dsi0>;
__overlay__{
status = "okay";
port {
dsi_out: endpoint {
remote-endpoint = <&in_dsi>;
};
};
};
};

fragment@2 {
target-path = "/";
__overlay__ {
panel: panel {
compatible = "auo,g101ean02-2", "panel-lvds";
width-mm = <217>;
height-mm = <136>;
data-mapping = "vesa-24";
backlight = <&backlight>;
status = "okay";

panel-timing {
clock-frequency = <71100000>;
hactive = <1280>;
vactive = <800>;
hfront-porch = <50>;
hsync-len = <60>;
hback-porch = <50>;
vfront-porch = <7>;
vsync-len = <9>;
vback-porch = <7>;
};

port {
in_lvds: endpoint {
remote-endpoint = <&lvds_out>;
};
};
};

display_enable: display_enable {
compatible = "regulator-fixed";
regulator-name = "display_enable";
regulator-always-on;
enable-active-high;
gpio = <&pi4io 0 GPIO_ACTIVE_HIGH>;
status = "okay";
};

backlight: backlight {
compatible = "pwm-backlight";
pwms = <&pwm1 0 5000000 0>;
brightness-levels = <0 65535>;
num-interpolated-steps = <4096>;
default-brightness-level = <3000>;
status = "okay";
};
};
};

fragment@3 {
target = <&rp1_gpio>;
__overlay__ {
rp1_gpio_34: rp1_gpio_34 {
function = "gpio";
pins = "gpio34";
bias-pull-up;
};
rp1_gpio_35: rp1_gpio_35 {
function = "pwm1";
pins = "gpio35";
};
};
};

fragment@4 {
target = <&cam0_reg>;
__overlay__ {
status = "disabled";
};
};

fragment@5 {
target = <&pwm1>;
__overlay__ {
pinctrl-names = "default";
pinctrl-0 = <&rp1_gpio_35>;
status = "okay";
};
};
};
3 changes: 3 additions & 0 deletions arch/arm64/configs/bcm2711_defconfig
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Original file line number Diff line number Diff line change
Expand Up @@ -698,6 +698,7 @@ CONFIG_JOYSTICK_FSIA6B=m
CONFIG_JOYSTICK_SENSEHAT=m
CONFIG_INPUT_TOUCHSCREEN=y
CONFIG_TOUCHSCREEN_ADS7846=m
CONFIG_TOUCHSCREEN_ATMEL_MXT=m
CONFIG_TOUCHSCREEN_EGALAX=m
CONFIG_TOUCHSCREEN_EXC3000=m
CONFIG_TOUCHSCREEN_GOODIX=m
Expand Down Expand Up @@ -1067,6 +1068,7 @@ CONFIG_HD44780=m
CONFIG_DRM=m
CONFIG_DRM_LOAD_EDID_FIRMWARE=y
CONFIG_DRM_UDL=m
CONFIG_DRM_PANEL_LVDS=m
CONFIG_DRM_PANEL_ILITEK_ILI9806E=m
CONFIG_DRM_PANEL_ILITEK_ILI9806E_SPI=m
CONFIG_DRM_PANEL_ILITEK_ILI9881C=m
Expand All @@ -1080,6 +1082,7 @@ CONFIG_DRM_PANEL_WAVESHARE_TOUCHSCREEN_V2=m
CONFIG_DRM_DISPLAY_CONNECTOR=m
CONFIG_DRM_SIMPLE_BRIDGE=m
CONFIG_DRM_TOSHIBA_TC358762=m
CONFIG_DRM_TI_SN65DSI83=m
CONFIG_DRM_V3D=m
CONFIG_DRM_VC4=m
CONFIG_DRM_VC4_HDMI_CEC=y
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3 changes: 3 additions & 0 deletions arch/arm64/configs/bcm2711_rt_defconfig
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Original file line number Diff line number Diff line change
Expand Up @@ -698,6 +698,7 @@ CONFIG_JOYSTICK_FSIA6B=m
CONFIG_JOYSTICK_SENSEHAT=m
CONFIG_INPUT_TOUCHSCREEN=y
CONFIG_TOUCHSCREEN_ADS7846=m
CONFIG_TOUCHSCREEN_ATMEL_MXT=m
CONFIG_TOUCHSCREEN_EGALAX=m
CONFIG_TOUCHSCREEN_EXC3000=m
CONFIG_TOUCHSCREEN_GOODIX=m
Expand Down Expand Up @@ -1067,6 +1068,7 @@ CONFIG_HD44780=m
CONFIG_DRM=m
CONFIG_DRM_LOAD_EDID_FIRMWARE=y
CONFIG_DRM_UDL=m
CONFIG_DRM_PANEL_LVDS=m
CONFIG_DRM_PANEL_ILITEK_ILI9806E=m
CONFIG_DRM_PANEL_ILITEK_ILI9806E_SPI=m
CONFIG_DRM_PANEL_ILITEK_ILI9881C=m
Expand All @@ -1080,6 +1082,7 @@ CONFIG_DRM_PANEL_WAVESHARE_TOUCHSCREEN_V2=m
CONFIG_DRM_DISPLAY_CONNECTOR=m
CONFIG_DRM_SIMPLE_BRIDGE=m
CONFIG_DRM_TOSHIBA_TC358762=m
CONFIG_DRM_TI_SN65DSI83=m
CONFIG_DRM_V3D=m
CONFIG_DRM_VC4=m
CONFIG_DRM_VC4_HDMI_CEC=y
Expand Down
3 changes: 3 additions & 0 deletions arch/arm64/configs/bcm2712_defconfig
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Original file line number Diff line number Diff line change
Expand Up @@ -701,6 +701,7 @@ CONFIG_JOYSTICK_FSIA6B=m
CONFIG_JOYSTICK_SENSEHAT=m
CONFIG_INPUT_TOUCHSCREEN=y
CONFIG_TOUCHSCREEN_ADS7846=m
CONFIG_TOUCHSCREEN_ATMEL_MXT=m
CONFIG_TOUCHSCREEN_EGALAX=m
CONFIG_TOUCHSCREEN_EXC3000=m
CONFIG_TOUCHSCREEN_GOODIX=m
Expand Down Expand Up @@ -1069,6 +1070,7 @@ CONFIG_HD44780=m
CONFIG_DRM=m
CONFIG_DRM_LOAD_EDID_FIRMWARE=y
CONFIG_DRM_UDL=m
CONFIG_DRM_PANEL_LVDS=m
CONFIG_DRM_PANEL_ILITEK_ILI9806E=m
CONFIG_DRM_PANEL_ILITEK_ILI9806E_SPI=m
CONFIG_DRM_PANEL_ILITEK_ILI9881C=m
Expand All @@ -1082,6 +1084,7 @@ CONFIG_DRM_PANEL_WAVESHARE_TOUCHSCREEN_V2=m
CONFIG_DRM_DISPLAY_CONNECTOR=m
CONFIG_DRM_SIMPLE_BRIDGE=m
CONFIG_DRM_TOSHIBA_TC358762=m
CONFIG_DRM_TI_SN65DSI83=m
CONFIG_DRM_V3D=m
CONFIG_DRM_VC4=m
CONFIG_DRM_VC4_HDMI_CEC=y
Expand Down
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