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ARM: dts: Augment VGA connector bridge on Realview PBX

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The PL111 in the ARM reference platforms are connected to
"panels" that are actually dumb VGA DAC connector bridges.
Now that we can support the proper bridges in the DRM driver,
fix this up.

Cc: Mali DP Maintainers <malidp@foss.arm.com>
Reviewed-by: Liviu Dudau <liviu.dudau@arm.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Linus Walleij 2018-01-23 14:19:05 +01:00
parent dfdc2488c3
commit 6011a15d22
1 changed files with 55 additions and 27 deletions
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82
arch/arm/boot/dts/arm-realview-pbx.dtsi
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@ -34,7 +34,8 @@ aliases {
serial1 = &serial1;
serial2 = &serial2;
serial3 = &serial3;
i2c0 = &i2c;
i2c0 = &i2c0;
i2c1 = &i2c1;
};
memory {
@ -158,6 +159,49 @@ usb: usb@4f000000 {
port1-otg;
};
bridge {
compatible = "ti,ths8134a", "ti,ths8134";
#address-cells = <1>;
#size-cells = <0>;
ports {
#address-cells = <1>;
#size-cells = <0>;
port@0 {
reg = <0>;
vga_bridge_in: endpoint {
remote-endpoint = <&clcd_pads>;
};
};
port@1 {
reg = <1>;
vga_bridge_out: endpoint {
remote-endpoint = <&vga_con_in>;
};
};
};
};
vga {
/*
* This DDC I2C is connected directly to the DVI portions
* of the connector, so it's not really working when the
* monitor is connected to the VGA connector.
*/
compatible = "vga-connector";
ddc-i2c-bus = <&i2c1>;
port {
vga_con_in: endpoint {
remote-endpoint = <&vga_bridge_out>;
};
};
};
soc: soc@0 {
compatible = "arm,realview-pbx-soc", "simple-bus";
#address-cells = <1>;
@ -285,7 +329,7 @@ sp810_syscon0: sysctl@10001000 {
<&timclk>;
};
i2c: i2c@10002000 {
i2c0: i2c@10002000 {
#address-cells = <1>;
#size-cells = <0>;
compatible = "arm,versatile-i2c";
@ -396,7 +440,12 @@ gpio2: gpio@10015000 {
clock-names = "apb_pclk";
};
/* DVI serial bus control is at 10016000 */
i2c1: i2c@10016000 {
#address-cells = <1>;
#size-cells = <0>;
compatible = "arm,versatile-i2c";
reg = <0x10016000 0x1000>;
};
rtc: rtc@10017000 {
compatible = "arm,pl031", "arm,primecell";
@ -506,36 +555,15 @@ clcd: clcd@10020000 {
interrupt-names = "combined";
clocks = <&oscclk4>, <&pclk>;
clock-names = "clcdclk", "apb_pclk";
/* 1024x768 16bpp @65MHz works fine */
max-memory-bandwidth = <95000000>;
port {
clcd_pads: endpoint {
remote-endpoint = <&clcd_panel>;
remote-endpoint = <&vga_bridge_in>;
arm,pl11x,tft-r0g0b0-pads = <0 8 16>;
};
};
panel {
compatible = "panel-dpi";
port {
clcd_panel: endpoint {
remote-endpoint = <&clcd_pads>;
};
};
/* Standard 640x480 VGA timings */
panel-timing {
clock-frequency = <25175000>;
hactive = <640>;
hback-porch = <48>;
hfront-porch = <16>;
hsync-len = <96>;
vactive = <480>;
vback-porch = <33>;
vfront-porch = <10>;
vsync-len = <2>;
};
};
};
};
};