mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-26 13:35:07 +07:00
2c7c040c73
The Raspberry Pi Zero W has the same components like the Zero plus a Cypress CYW43438 wireless chip (wifi + bl). Signed-off-by: Stefan Wahren <stefan.wahren@i2se.com> Signed-off-by: Eric Anholt <eric@anholt.net> Reviewed-by: Eric Anholt <eric@anholt.net>
140 lines
2.7 KiB
Plaintext
140 lines
2.7 KiB
Plaintext
/*
|
|
* Copyright (C) 2017 Stefan Wahren <stefan.wahren@i2se.com>
|
|
*
|
|
* The code contained herein is licensed under the GNU General Public
|
|
* License. You may obtain a copy of the GNU General Public License
|
|
* Version 2 or later at the following locations:
|
|
*
|
|
* http://www.opensource.org/licenses/gpl-license.html
|
|
* http://www.gnu.org/copyleft/gpl.html
|
|
*/
|
|
|
|
/dts-v1/;
|
|
#include "bcm2835.dtsi"
|
|
#include "bcm2835-rpi.dtsi"
|
|
#include "bcm283x-rpi-usb-host.dtsi"
|
|
|
|
/ {
|
|
compatible = "raspberrypi,model-zero-w", "brcm,bcm2835";
|
|
model = "Raspberry Pi Zero W";
|
|
|
|
/* Needed by firmware to properly init UARTs */
|
|
aliases {
|
|
uart0 = "/soc/serial@7e201000";
|
|
uart1 = "/soc/serial@7e215040";
|
|
serial0 = "/soc/serial@7e201000";
|
|
serial1 = "/soc/serial@7e215040";
|
|
};
|
|
|
|
leds {
|
|
act {
|
|
gpios = <&gpio 47 GPIO_ACTIVE_HIGH>;
|
|
};
|
|
};
|
|
|
|
wifi_pwrseq: wifi-pwrseq {
|
|
compatible = "mmc-pwrseq-simple";
|
|
pinctrl-names = "default";
|
|
pinctrl-0 = <&wl_on>;
|
|
reset-gpios = <&gpio 41 GPIO_ACTIVE_LOW>;
|
|
};
|
|
};
|
|
|
|
&gpio {
|
|
/*
|
|
* This is 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 = "GPIO0",
|
|
"GPIO1",
|
|
"SDA1",
|
|
"SCL1",
|
|
"GPIO_GCLK",
|
|
"GPIO5",
|
|
"GPIO6",
|
|
"SPI_CE1_N",
|
|
"SPI_CE0_N",
|
|
"SPI_MISO",
|
|
"SPI_MOSI",
|
|
"SPI_SCLK",
|
|
"GPIO12",
|
|
"GPIO13",
|
|
/* Serial port */
|
|
"TXD0",
|
|
"RXD0",
|
|
"GPIO16",
|
|
"GPIO17",
|
|
"GPIO18",
|
|
"GPIO19",
|
|
"GPIO20",
|
|
"GPIO21",
|
|
"GPIO22",
|
|
"GPIO23",
|
|
"GPIO24",
|
|
"GPIO25",
|
|
"GPIO26",
|
|
"GPIO27",
|
|
"SDA0",
|
|
"SCL0",
|
|
"NC", /* GPIO30 */
|
|
"NC", /* GPIO31 */
|
|
"NC", /* GPIO32 */
|
|
"NC", /* GPIO33 */
|
|
"NC", /* GPIO34 */
|
|
"NC", /* GPIO35 */
|
|
"NC", /* GPIO36 */
|
|
"NC", /* GPIO37 */
|
|
"NC", /* GPIO38 */
|
|
"NC", /* GPIO39 */
|
|
"CAM_GPIO1", /* GPIO40 */
|
|
"WL_ON", /* GPIO41 */
|
|
"NC", /* GPIO42 */
|
|
"WIFI_CLK", /* GPIO43 */
|
|
"CAM_GPIO0", /* GPIO44 */
|
|
"BT_ON", /* GPIO45 */
|
|
"HDMI_HPD_N",
|
|
"STATUS_LED_N",
|
|
/* Used by SD Card */
|
|
"SD_CLK_R",
|
|
"SD_CMD_R",
|
|
"SD_DATA0_R",
|
|
"SD_DATA1_R",
|
|
"SD_DATA2_R",
|
|
"SD_DATA3_R";
|
|
|
|
pinctrl-0 = <&gpioout &alt0>;
|
|
|
|
wl_on: wl-on {
|
|
brcm,pins = <41>;
|
|
brcm,function = <BCM2835_FSEL_GPIO_OUT>;
|
|
};
|
|
};
|
|
|
|
&hdmi {
|
|
hpd-gpios = <&gpio 46 GPIO_ACTIVE_LOW>;
|
|
};
|
|
|
|
&sdhci {
|
|
#address-cells = <1>;
|
|
#size-cells = <0>;
|
|
pinctrl-0 = <&emmc_gpio34 &gpclk2_gpio43>;
|
|
mmc-pwrseq = <&wifi_pwrseq>;
|
|
non-removable;
|
|
status = "okay";
|
|
|
|
brcmf: wifi@1 {
|
|
reg = <1>;
|
|
compatible = "brcm,bcm4329-fmac";
|
|
};
|
|
};
|
|
|
|
&uart0 {
|
|
pinctrl-names = "default";
|
|
pinctrl-0 = <&uart0_gpio14>;
|
|
status = "okay";
|
|
};
|