This pull request brings in the arm64 reference for Raspberry Pi 3 A+.

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Merge tag 'tags/bcm2835-dt-64-next-2019-02-01' into devicetree-arm64/next

This pull request brings in the arm64 reference for Raspberry Pi 3 A+.

Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
This commit is contained in:
Florian Fainelli 2019-02-02 09:20:38 -08:00
commit c4ba5268e7
4 changed files with 180 additions and 1 deletions

View File

@ -79,6 +79,7 @@ dtb-$(CONFIG_ARCH_BCM2835) += \
bcm2835-rpi-a-plus.dtb \
bcm2835-rpi-cm1-io1.dtb \
bcm2836-rpi-2-b.dtb \
bcm2837-rpi-3-a-plus.dtb \
bcm2837-rpi-3-b.dtb \
bcm2837-rpi-3-b-plus.dtb \
bcm2837-rpi-cm3-io3.dtb \

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@ -0,0 +1,175 @@
// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "bcm2837.dtsi"
#include "bcm2836-rpi.dtsi"
#include "bcm283x-rpi-usb-host.dtsi"
/ {
compatible = "raspberrypi,3-model-a-plus", "brcm,bcm2837";
model = "Raspberry Pi 3 Model A+";
chosen {
/* 8250 auxiliary UART instead of pl011 */
stdout-path = "serial1:115200n8";
};
memory {
reg = <0 0x20000000>;
};
leds {
act {
gpios = <&gpio 29 GPIO_ACTIVE_HIGH>;
};
pwr {
label = "PWR";
gpios = <&expgpio 2 GPIO_ACTIVE_LOW>;
};
};
};
&firmware {
expgpio: gpio {
compatible = "raspberrypi,firmware-gpio";
gpio-controller;
#gpio-cells = <2>;
gpio-line-names = "",
"BT_WL_ON",
"STATUS_LED_R",
"",
"",
"CAM_GPIO0",
"CAM_GPIO1",
"";
status = "okay";
};
};
&gpio {
/*
* This is mostly based on the official GPU firmware DT blob.
*
* Legend:
* "NC" = not connected (no rail from the SoC)
* "FOO" = GPIO line named "FOO" on the schematic
* "FOO_N" = GPIO line named "FOO" on schematic, active low
*/
gpio-line-names = "ID_SDA",
"ID_SCL",
"SDA1",
"SCL1",
"GPIO_GCLK",
"GPIO5",
"GPIO6",
"SPI_CE1_N",
"SPI_CE0_N",
"SPI_MISO",
"SPI_MOSI",
"SPI_SCLK",
"GPIO12",
"GPIO13",
/* Serial port */
"TXD1",
"RXD1",
"GPIO16",
"GPIO17",
"GPIO18",
"GPIO19",
"GPIO20",
"GPIO21",
"GPIO22",
"GPIO23",
"GPIO24",
"GPIO25",
"GPIO26",
"GPIO27",
"HDMI_HPD_N",
"STATUS_LED_G",
/* Used by BT module */
"CTS0",
"RTS0",
"TXD0",
"RXD0",
/* Used by Wifi */
"SD1_CLK",
"SD1_CMD",
"SD1_DATA0",
"SD1_DATA1",
"SD1_DATA2",
"SD1_DATA3",
"PWM0_OUT",
"PWM1_OUT",
"", /* GPIO42 */
"WIFI_CLK",
"SDA0",
"SCL0",
"SMPS_SCL",
"SMPS_SDA",
/* Used by SD Card */
"SD_CLK_R",
"SD_CMD_R",
"SD_DATA0_R",
"SD_DATA1_R",
"SD_DATA2_R",
"SD_DATA3_R";
};
&hdmi {
hpd-gpios = <&gpio 28 GPIO_ACTIVE_LOW>;
};
&pwm {
pinctrl-names = "default";
pinctrl-0 = <&pwm0_gpio40 &pwm1_gpio41>;
status = "okay";
};
/*
* SDHCI is used to control the SDIO for wireless
*
* WL_REG_ON and BT_REG_ON of the CYW43455 Wifi/BT module are driven
* by a single GPIO. We can't give GPIO control to one of the drivers,
* otherwise the other part would get unexpectedly disturbed.
*/
&sdhci {
#address-cells = <1>;
#size-cells = <0>;
pinctrl-names = "default";
pinctrl-0 = <&emmc_gpio34>;
status = "okay";
bus-width = <4>;
non-removable;
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>;
};
/* uart0 communicates with the BT module */
&uart0 {
pinctrl-names = "default";
pinctrl-0 = <&uart0_ctsrts_gpio30 &uart0_gpio32 &gpclk2_gpio43>;
status = "okay";
bluetooth {
compatible = "brcm,bcm43438-bt";
max-speed = <2000000>;
};
};
/* uart1 is mapped to the pin header */
&uart1 {
pinctrl-names = "default";
pinctrl-0 = <&uart1_gpio14>;
status = "okay";
};

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@ -1,5 +1,6 @@
# SPDX-License-Identifier: GPL-2.0
dtb-$(CONFIG_ARCH_BCM2835) += bcm2837-rpi-3-b.dtb \
dtb-$(CONFIG_ARCH_BCM2835) += bcm2837-rpi-3-a-plus.dtb \
bcm2837-rpi-3-b.dtb \
bcm2837-rpi-3-b-plus.dtb \
bcm2837-rpi-cm3-io3.dtb

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@ -0,0 +1,2 @@
// SPDX-License-Identifier: GPL-2.0
#include "arm/bcm2837-rpi-3-a-plus.dts"