mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-23 16:39:53 +07:00
b1b8f45b31
After commit a98d90e7d5 ("gpio: raspberrypi-exp: Driver for RPi3 GPIO
expander via mailbox service") we are able to control the rest of the
GPIOs of the RPi 3. So add all the missing parts (ACT LED,
Wifi & BT control, HDMI detect) to the DT.
Signed-off-by: Stefan Wahren <stefan.wahren@i2se.com>
Reviewed-by: Eric Anholt <eric@anholt.net>
Signed-off-by: Eric Anholt <eric@anholt.net>
104 lines
1.9 KiB
Plaintext
104 lines
1.9 KiB
Plaintext
// SPDX-License-Identifier: GPL-2.0
|
|
/dts-v1/;
|
|
#include "bcm2837.dtsi"
|
|
#include "bcm2835-rpi.dtsi"
|
|
#include "bcm283x-rpi-smsc9514.dtsi"
|
|
#include "bcm283x-rpi-usb-host.dtsi"
|
|
|
|
/ {
|
|
compatible = "raspberrypi,3-model-b", "brcm,bcm2837";
|
|
model = "Raspberry Pi 3 Model B";
|
|
|
|
chosen {
|
|
/* 8250 auxiliary UART instead of pl011 */
|
|
stdout-path = "serial1:115200n8";
|
|
};
|
|
|
|
memory {
|
|
reg = <0 0x40000000>;
|
|
};
|
|
|
|
leds {
|
|
act {
|
|
gpios = <&expgpio 2 GPIO_ACTIVE_HIGH>;
|
|
};
|
|
};
|
|
|
|
wifi_pwrseq: wifi-pwrseq {
|
|
compatible = "mmc-pwrseq-simple";
|
|
reset-gpios = <&expgpio 1 GPIO_ACTIVE_HIGH>;
|
|
};
|
|
};
|
|
|
|
&firmware {
|
|
expgpio: gpio {
|
|
compatible = "raspberrypi,firmware-gpio";
|
|
gpio-controller;
|
|
#gpio-cells = <2>;
|
|
gpio-line-names = "BT_ON",
|
|
"WL_ON",
|
|
"STATUS_LED",
|
|
"LAN_RUN",
|
|
"HPD_N",
|
|
"CAM_GPIO0",
|
|
"CAM_GPIO1",
|
|
"PWR_LOW_N";
|
|
status = "okay";
|
|
};
|
|
};
|
|
|
|
&pwm {
|
|
pinctrl-names = "default";
|
|
pinctrl-0 = <&pwm0_gpio40 &pwm1_gpio41>;
|
|
status = "okay";
|
|
};
|
|
|
|
&hdmi {
|
|
hpd-gpios = <&expgpio 4 GPIO_ACTIVE_LOW>;
|
|
};
|
|
|
|
/* uart0 communicates with the BT module */
|
|
&uart0 {
|
|
pinctrl-names = "default";
|
|
pinctrl-0 = <&uart0_gpio32 &gpclk2_gpio43>;
|
|
status = "okay";
|
|
|
|
bluetooth {
|
|
compatible = "brcm,bcm43438-bt";
|
|
max-speed = <2000000>;
|
|
shutdown-gpios = <&expgpio 0 GPIO_ACTIVE_HIGH>;
|
|
};
|
|
};
|
|
|
|
/* uart1 is mapped to the pin header */
|
|
&uart1 {
|
|
pinctrl-names = "default";
|
|
pinctrl-0 = <&uart1_gpio14>;
|
|
status = "okay";
|
|
};
|
|
|
|
/* SDHCI is used to control the SDIO for wireless */
|
|
&sdhci {
|
|
#address-cells = <1>;
|
|
#size-cells = <0>;
|
|
pinctrl-names = "default";
|
|
pinctrl-0 = <&emmc_gpio34>;
|
|
status = "okay";
|
|
bus-width = <4>;
|
|
non-removable;
|
|
mmc-pwrseq = <&wifi_pwrseq>;
|
|
|
|
brcmf: wifi@1 {
|
|
reg = <1>;
|
|
compatible = "brcm,bcm4329-fmac";
|
|
};
|
|
};
|
|
|
|
/* SDHOST is used to drive the SD card */
|
|
&sdhost {
|
|
pinctrl-names = "default";
|
|
pinctrl-0 = <&sdhost_gpio48>;
|
|
status = "okay";
|
|
bus-width = <4>;
|
|
};
|