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Add DSI compatible string for Raspberry Pi 4

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Enable BSC controller used for HDMI DCC
 
 Add reserved memory node to expose Raspberry Pi 4's bootloader configuration
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Merge tag 'tags/bcm2835-dt-next-2021-01-25' into devicetree/next

Add DSI compatible string for Raspberry Pi 4

Enable BSC controller used for HDMI DCC

Add reserved memory node to expose Raspberry Pi 4's bootloader configuration

Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
This commit is contained in:
Florian Fainelli 2021-01-25 13:13:07 -08:00
commit 75c36d43cc
2 changed files with 30 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

17
arch/arm/boot/dts/bcm2711-rpi-4-b.dts
View file

@ -25,6 +25,7 @@
emmc2bus = &emmc2bus;
ethernet0 = &genet;
pcie0 = &pcie0;
blconfig = &blconfig;
};
leds {
@ -218,6 +219,22 @@
status = "okay";
};
&rmem {
/*
* RPi4's co-processor will copy the board's bootloader configuration
* into memory for the OS to consume. It'll also update this node with
* its placement information.
*/
blconfig: nvram@0 {
compatible = "raspberrypi,bootloader-config", "nvmem-rmem";
#address-cells = <1>;
#size-cells = <1>;
reg = <0x0 0x0 0x0>;
no-map;
status = "disabled";
};
};
/* SDHCI is used to control the SDIO for wireless */
&sdhci {
#address-cells = <1>;

13
arch/arm/boot/dts/bcm2711.dtsi
View file

@ -308,6 +308,14 @@
#reset-cells = <1>;
};
bsc_intr: interrupt-controller@7ef00040 {
compatible = "brcm,bcm2711-l2-intc", "brcm,l2-intc";
reg = <0x7ef00040 0x30>;
interrupts = <GIC_SPI 117 IRQ_TYPE_LEVEL_HIGH>;
interrupt-controller;
#interrupt-cells = <1>;
};
hdmi0: hdmi@7ef00700 {
compatible = "brcm,bcm2711-hdmi0";
reg = <0x7ef00700 0x300>,
@ -341,6 +349,8 @@
reg = <0x7ef04500 0x100>, <0x7ef00b00 0x300>;
reg-names = "bsc", "auto-i2c";
clock-frequency = <97500>;
interrupt-parent = <&bsc_intr>;
interrupts = <0>;
status = "disabled";
};
@ -377,6 +387,8 @@
reg = <0x7ef09500 0x100>, <0x7ef05b00 0x300>;
reg-names = "bsc", "auto-i2c";
clock-frequency = <97500>;
interrupt-parent = <&bsc_intr>;
interrupts = <1>;
status = "disabled";
};
};
@ -540,6 +552,7 @@
&dsi1 {
interrupts = <GIC_SPI 108 IRQ_TYPE_LEVEL_HIGH>;
compatible = "brcm,bcm2711-dsi1";
};
&gpio {