Device-tree-overlays - Revision history

Hipboi at 12:32, 8 January 2024

2024-01-08T12:32:13Z

Naoki at 02:00, 7 February 2023

2023-02-07T02:00:42Z

HANLLEL at 05:23, 10 January 2022

2022-01-10T05:23:37Z

Stephen: /* RK3566/RK3568 Available Overlay (ROCK 3 A, ROCK 3 B, ROCK CM3) */

2021-11-14T14:33:31Z

‎RK3566/RK3568 Available Overlay (ROCK 3 A, ROCK 3 B, ROCK CM3)

Stephen: /* RK3566/RK3568 Available Overlay (ROCK 3 A, ROCK 3 B, ROCK CM3) */

2021-11-13T09:19:41Z

‎RK3566/RK3568 Available Overlay (ROCK 3 A, ROCK 3 B, ROCK CM3)

Show changes

Stephen: /* Part Two: Meson */

2021-11-13T09:16:42Z

‎Part Two: Meson

Stephen at 08:53, 13 November 2021

2021-11-13T08:53:49Z

Show changes

Stephen: /* Platform and Chips */

2021-10-10T13:36:24Z

‎Platform and Chips

Stephen at 13:35, 10 October 2021

2021-10-10T13:35:32Z

Stephen: /* RK3308 Available Overlay (ROCK Pi S) */

2020-04-09T09:08:23Z

‎RK3308 Available Overlay (ROCK Pi S)

← Older revision		Revision as of 12:32, 8 January 2024
Line 1:		Line 1:
	{{Languages\|Device-tree-overlays}}		{{Languages\|Device-tree-overlays}}
		+
		+	Note: This wiki page is absolute in 2024, please refer the Radxa Docs for how to use device tree overlays on the latest Radxa OS: https://docs.radxa.com/en/radxa-os/rsetup/devicetree

	= Introduction of Radxa Boards Device Tree Overlays =		= Introduction of Radxa Boards Device Tree Overlays =

@@ Line 59: / Line 59: @@
    extraargs=mem=512MB max_loop=8
-=== RK3566/RK3568 Available Overlay  (ROCK 3 A, ROCK 3 B, Radxa CM3) ===
+=== RK3566/RK3568 Available Overlay  (ROCK 3A, ROCK 3B, Radxa CM3) ===
 <div class="toccolours mw-collapsible mw-collapsed" style="overflow:auto;">

← Older revision		Revision as of 05:23, 10 January 2022
Line 1:		Line 1:
−	{{Languages\|~~rockpiN10~~}}	+	{{Languages\|Device-tree-overlays}}

	= Introduction of Radxa Boards Device Tree Overlays =		= Introduction of Radxa Boards Device Tree Overlays =

@@ Line 59: / Line 59: @@
    extraargs=mem=512MB max_loop=8
-=== RK3566/RK3568 Available Overlay  (ROCK 3 A, ROCK 3 B, ROCK CM3) ===
+=== RK3566/RK3568 Available Overlay  (ROCK 3 A, ROCK 3 B, Radxa CM3) ===
 <div class="toccolours mw-collapsible mw-collapsed" style="overflow:auto;">

← Older revision		Revision as of 09:16, 13 November 2021
Line 711:		Line 711:

	== Part Two: Meson ==		== Part Two: Meson ==
		+
		+	Kernel provided DT overlay files are in /boot/dtbs/$(uname -r)/amlogic/overlay/
		+
		+	/boot/uEnv.txt contents:
		+
		+	overlays=meson-g12a-i2c-ao-m0-gpioao-2-gpioao-3 meson-g12a-i2c-ee-m1-gpioh-6-gpioh-7 meson-g12a-i2c-ee-m3-gpioa-14-gpioa-15 meson-g12a-spi-spidev
		+	param_spidev_spi_bus=0
		+	param_spidev_max_freq=10000000
		+
		+	Add names of overlays you want to activate to overlays= line in /boot/uEnv.txt, separated with spaces.
		+
		+	Add required parameters with their values to /boot/uEnv.txt, one per line.
		+
		+	Add optional parameters with their values to /boot/uEnv.txt if you want to change the default value, one per line.
		+
		+	==== U-Boot Environment Variable ====
		+
		+	* verbosity
		+
		+	Kernel log level: 1~7
		+
		+	verbosity=7
		+
		+	* rootfstype
		+
		+	root filesystem type: ext4
		+
		+	rootfstype=ext4
		+
		+	* fdtfile
		+
		+	Kernel device tree name with the prefix, '''amlogic/'''
		+
		+	fdtfile=amlogic/meson-g12a-radxa-zero.dtb
		+
		+	* extraargs
		+	** Driver module parameters
		+
		+	extraargs=mem=512MB max_loop=8
		+
		+	=== Meson G12A Available Overlay (Radxa Zero) ===
		+
		+	<div class="toccolours mw-collapsible mw-collapsed" style="overflow:auto;">
		+
		+	* meson-g12a-i2c-ao-m0-gpioao-2-gpioao-3 meson-g12a-i2c-ee-m1-gpioh-6-gpioh-7 meson-g12a-i2c-ee-m1-gpiox-10-gpiox-11 meson-g12a-i2c-ee-m3-gpioa-14-gpioa-15
		+	* meson-g12a-pwmao-a-on-gpioao-11 meson-g12a-pwm-c-on-gpiox-8
		+	* meson-g12a-spi-spidev
		+	* meson-g12a-uart-ao-a-on-gpioao-0-gpioao-1 meson-g12a-uart-ao-b-on-gpioao-2-gpioao-3 meson-g12a-uart-ao-b-on-gpioao-8-gpioao-9 meson-g12a-uart-ee-c
		+
		+	===== '''meson-g12a-i2c-ee-m1-gpioh-6-gpioh-7''' =====
		+
		+	Activates I2C EE M1
		+
		+	Device name: /dev/i2c-1
		+
		+	Pins (SCL, SDA): GPIOH_7, GPIOH_6
		+
		+	Usage: add item "meson-g12a-i2c-ee-m1-gpioh-6-gpioh-7" to "overlays=" line in /boot/uEnv.txt
		+
		+	overlays=meson-g12a-i2c-ee-m1-gpioh-6-gpioh-7
		+
		+	===== '''meson-g12a-i2c-ee-m1-gpiox-10-gpiox-11''' =====
		+
		+	Activates I2C EE M1
		+
		+	Device name: /dev/i2c-1
		+
		+	Pins (SCL, SDA): GPIOX_11, GPIOX_10
		+
		+	Usage: add item "meson-g12a-i2c-ee-m1-gpiox-10-gpiox-11" to "overlays=" line in /boot/uEnv.txt
		+
		+	overlays=meson-g12a-i2c-ee-m1-gpiox-10-gpiox-11
		+
		+	===== '''meson-g12a-i2c-ee-m3-gpioa-14-gpioa-15''' =====
		+
		+	Activates I2C EE M3
		+
		+	Device name: /dev/i2c-3
		+
		+	Pins (SCL, SDA): GPIOA_15, GPIOA_14
		+
		+	Usage: add item "meson-g12a-i2c-ee-m3-gpioa-14-gpioa-15" to "overlays=" line in /boot/uEnv.txt
		+
		+	overlays=meson-g12a-i2c-ee-m3-gpioa-14-gpioa-15
		+
		+	===== '''meson-g12a-i2c-ao-m0-gpioao-2-gpioao-3''' =====
		+
		+	Activates I2C AO M0
		+
		+	Device name: /dev/i2c-4
		+
		+	Pins (SCL, SDA): GPIOAO_2, GPIOAO_3
		+
		+	Usage: add item "meson-g12a-i2c-ao-m0-gpioao-2-gpioao-3" to "overlays=" line in /boot/uEnv.txt
		+
		+	overlays=meson-g12a-i2c-ao-m0-gpioao-2-gpioao-3
		+
		+	===== '''meson-g12a-uart-ao-a-on-gpioao-0-gpioao-1''' =====
		+
		+	Activates UART AO A (/dev/ttyAML0)
		+
		+	pins (RX, TX): GPIOAO_1, GPIOAO_0
		+
		+	Usage: add item "meson-g12a-uart-ao-a-on-gpioao-0-gpioao-1" to "overlays=" line in /boot/uEnv.txt
		+
		+	overlays=meson-g12a-uart-ao-a-on-gpioao-0-gpioao-1
		+
		+	This dtbo meson-g12a-uart-ao-a-on-gpioao-0-gpioao-1 enables us to use /dev/ttyAML0 as serial console or common serial communication.
		+
		+	For usage of serial console, add the following "console=" line and add item "meson-g12a-uart-ao-a-on-gpioao-0-gpioao-1" to "overlays=" to line in /boot/uEnv.txt
		+
		+	console=ttyAML0,115200
		+	overlays=meson-g12a-uart-ao-a-on-gpioao-0-gpioao-1
		+
		+	For usage of common serial communication, only add the item "meson-g12a-uart-ao-a-on-gpioao-0-gpioao-1" to "overlays=" line in /boot/uEnv.txt
		+
		+	overlays=meson-g12a-uart-ao-a-on-gpioao-0-gpioao-1
		+
		+	===== '''meson-g12a-uart-ao-b-on-gpioao-2-gpioao-3''' =====
		+
		+	Activates UART AO B (/dev/ttyAML1)
		+
		+	pins (RX, TX): GPIOAO_3, GPIOAO_2
		+
		+	Usage: add item "meson-g12a-uart-ao-b-on-gpioao-2-gpioao-3" to "overlays=" line in /boot/uEnv.txt
		+
		+	overlays=meson-g12a-uart-ao-b-on-gpioao-2-gpioao-3
		+
		+	===== '''meson-g12a-uart-ao-b-on-gpioao-8-gpioao-9''' =====
		+
		+	Activates UART AO B (/dev/ttyAML1)
		+
		+	pins (RX, TX): GPIOAO_9, GPIOAO_8
		+
		+	Usage: add item "meson-g12a-uart-ao-b-on-gpioao-8-gpioao-9" to "overlays=" line in /boot/uEnv.txt
		+
		+	overlays=meson-g12a-uart-ao-b-on-gpioao-8-gpioao-9
		+
		+	===== '''meson-g12a-uart-ee-c''' =====
		+
		+	Activates UART EE C (/dev/ttyAML4)
		+
		+	pins (RX, TX, RTS, CTS): GPIOH_6, GPIOH_7, GPIOH_4, GPIOH_5
		+
		+	Usage: add item "meson-g12a-uart-ee-c" to "overlays=" line in /boot/uEnv.txt
		+
		+	overlays=meson-g12a-uart-ee-c
		+
		+	===== '''meson-g12a-pwm-c-on-gpiox-8''' =====
		+
		+	Activates PWM_C
		+
		+	Pins: GPIOX_8
		+
		+	===== '''meson-g12a-pwmao-a-on-gpioao-11''' =====
		+
		+	Activates PWMAO_A
		+
		+	Pins: GPIOAO_11
		+
		+	===== '''meson-g12a-spi-spidev''' =====
		+
		+	Activates SPIdev device node (/dev/spidevX.Y) for userspace SPI access,
		+	where X is the bus number and Y is the CS number
		+
		+	* SPI A bus
		+	**pins (SS0, SCLK, MOSI, MISO): GPIOX_10, GPIOX_11, GPIOX_8, GPIOX_9
		+	**device: /dev/spidev0.0
		+	* SPI B bus
		+	** pins (SS0, SCLK, MOSI, MISO): GPIOH_6, GPIOH_7, GPIOH_4, GPIOH_5
		+	** device: /dev/spidev1.0
		+	* Parameters:
		+	** param_spidev_spi_bus (int)
		+	*** SPI bus to activate SPIdev support on
		+	*** Required
		+	*** Supported values: 0, 1
		+	** param_spidev_spi_cs (int)
		+	*** SPI chip select number
		+	*** Optional
		+	*** Default: 0
		+	*** Supported values: 0
		+	** param_spidev_max_freq (int)
		+	*** Maximum SPIdev frequency
		+	*** Optional
		+	*** Default: 10000000
		+	*** Range: 3000 - 100000000
		+
		+	</div>

@@ Line 7: / Line 7: @@
 == Platform and Chips ==
-* rockchip (Rockchip)
+* Rockchip (Rockchip)
 ** RK3399PRO
 ** RK3328

@@ Line 1: / Line 1: @@
 {{Languages|rockpiN10}}
-__NOTOC__
+= Introduction of Radxa Boards Device Tree Overlays =
-== Introduction of ROCK Pi Device Tree Overlays ==
+This document describes Radxa Boards device tree overlays provided in kernel packages.
-This document describes ROCK Pi device tree overlays provided in kernel packages.
+== Platform and Chips ==
-=== Platform and Chips ===
+* rockchip (Rockchip)
-rockchip (Rockchip)
+*Meson (Amlogic)
-* rk3399pro
+** Meson G12A: S905Y2
-* rk3328
-* rk3308
-=== Usage ===
+== Part One: Rockchip ==
 Kernel provided DT overlay files are in /boot/dtbs/$(uname -r)/rockchip/overlay/
@@ Line 442: / Line 443: @@
 </div>

@@ Line 278: / Line 278: @@
 <div class="toccolours mw-collapsible mw-collapsed" style="overflow:auto;">
 * rk3308-i2c0, rk3308-i2c1, rk3308-i2c2, rk3308-i2c3
 * rk3308-spi-spidev
@@ Line 294: / Line 295: @@
 .SPI2 and UART2 cannot be enabled at the same time..<br />
 .Waveshare 3.5 inch LCD related pins on 40-PIN HEADER 1: PIN#11/18/19/21/22/23/24/26
 ===== '''rk3308-i2c0''' =====