[U-Boot] [PATCH 06/14] at91: vinco: Add FDT support

Jagan Teki jagan at amarulasolutions.com
Wed Mar 14 13:16:36 UTC 2018


Sync DTS from Linux and add FDT support for AT91 vinco board.

usb0, usb1, and usb2 nodes removed, since there is no support it.

Cc: Gregory CLEMENT <gregory.clement at free-electrons.com>
Signed-off-by: Jagan Teki <jagan at amarulasolutions.com>
---
 arch/arm/dts/Makefile       |   3 +
 arch/arm/dts/at91-vinco.dts | 246 ++++++++++++++++++++++++++++++++++++++++++++
 configs/vinco_defconfig     |   2 +
 3 files changed, 251 insertions(+)
 create mode 100644 arch/arm/dts/at91-vinco.dts

diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
index 20a4c37d48..1dde68ec66 100644
--- a/arch/arm/dts/Makefile
+++ b/arch/arm/dts/Makefile
@@ -484,6 +484,9 @@ dtb-$(CONFIG_TARGET_SAMA5D4EK) += \
 dtb-$(CONFIG_TARGET_SAMA5D4_XPLAINED) += \
 	at91-sama5d4_xplained.dtb
 
+dtb-$(CONFIG_TARGET_VINCO) += \
+	at91-vinco.dtb
+
 dtb-$(CONFIG_ARCH_BCM283X) += \
 	bcm2835-rpi-a-plus.dtb \
 	bcm2835-rpi-a.dtb \
diff --git a/arch/arm/dts/at91-vinco.dts b/arch/arm/dts/at91-vinco.dts
new file mode 100644
index 0000000000..ff6d2e3205
--- /dev/null
+++ b/arch/arm/dts/at91-vinco.dts
@@ -0,0 +1,246 @@
+/*
+ * Device Tree file for VInCo platform
+ *
+ *  Copyright (C) 2014 Atmel,
+ *                2014 Nicolas Ferre <nicolas.ferre at atmel.com>
+ *   2015 Gregory CLEMENT <gregory.clement at free-electrons.com>
+ *
+ * This file is dual-licensed: you can use it either under the terms
+ * of the GPL or the X11 license, at your option. Note that this dual
+ * licensing only applies to this file, and not this project as a
+ * whole.
+ *
+ *  a) This file is free software; you can redistribute it and/or
+ *     modify it under the terms of the GNU General Public License as
+ *     published by the Free Software Foundation; either version 2 of the
+ *     License, or (at your option) any later version.
+ *
+ *     This file is distributed in the hope that it will be useful,
+ *     but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *     GNU General Public License for more details.
+ *
+ * Or, alternatively,
+ *
+ *  b) Permission is hereby granted, free of charge, to any person
+ *     obtaining a copy of this software and associated documentation
+ *     files (the "Software"), to deal in the Software without
+ *     restriction, including without limitation the rights to use,
+ *     copy, modify, merge, publish, distribute, sublicense, and/or
+ *     sell copies of the Software, and to permit persons to whom the
+ *     Software is furnished to do so, subject to the following
+ *     conditions:
+ *
+ *     The above copyright notice and this permission notice shall be
+ *     included in all copies or substantial portions of the Software.
+ *
+ *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
+ *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+ *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ *     OTHER DEALINGS IN THE SOFTWARE.
+ */
+/dts-v1/;
+#include "sama5d4.dtsi"
+
+/ {
+	model = "L+G VInCo platform";
+	compatible = "l+g,vinco", "atmel,sama5d4", "atmel,sama5";
+
+	chosen {
+		stdout-path = "serial0:115200n8";
+	};
+
+	memory {
+		reg = <0x20000000 0x4000000>;
+	};
+
+	clocks {
+		slow_xtal {
+			clock-frequency = <32768>;
+		};
+
+		main_xtal {
+			clock-frequency = <12000000>;
+		};
+	};
+
+	ahb {
+		apb {
+
+			adc0: adc at fc034000 {
+				status = "okay"; /* Enable ADC IIO support */
+			};
+
+			mmc0: mmc at f8000000 {
+				pinctrl-names = "default";
+				pinctrl-0 = <&pinctrl_mmc0_clk_cmd_dat0
+					     &pinctrl_mmc0_dat1_3
+					     &pinctrl_mmc0_dat4_7>;
+				vqmmc-supply = <&vcc_3v3_reg>;
+				vmmc-supply = <&vcc_3v3_reg>;
+				no-1-8-v;
+				status = "okay";
+				slot at 0 {
+					reg = <0>;
+					bus-width = <8>;
+					non-removable;
+					broken-cd;
+					status = "okay";
+				};
+			};
+
+			spi0: spi at f8010000 {
+				cs-gpios = <&pioC 3 0>, <0>, <0>, <0>;
+				status = "okay";
+				m25p80 at 0 {
+					compatible = "n25q32b", "jedec,spi-nor";
+					spi-max-frequency = <50000000>;
+					reg = <0>;
+				};
+			};
+
+			i2c0: i2c at f8014000 {
+				status = "okay";
+			};
+
+			i2c1: i2c at f8018000 {
+				status = "okay";
+				/* kerkey security module */
+			};
+
+			macb0: ethernet at f8020000 {
+				phy-mode = "rmii";
+				status = "okay";
+
+				ethernet-phy at 1 {
+					reg = <0x1>;
+					reset-gpios = <&pioE 8 GPIO_ACTIVE_LOW>;
+					interrupt-parent = <&pioB>;
+					interrupts = <15 IRQ_TYPE_EDGE_FALLING>;
+				};
+
+			};
+
+			i2c2: i2c at f8024000 {
+				status = "okay";
+
+				rtc1: rtc at 64 {
+					compatible = "epson,rx8900";
+					reg = <0x32>;
+				};
+			};
+
+			usart2: serial at fc008000 {
+				/* MBUS */
+				status = "okay";
+			};
+
+			usart3: serial at fc00c000 {
+				/* debug */
+				status = "okay";
+			};
+
+			usart4: serial at fc010000 {
+				/* LMN */
+				pinctrl-0 = <&pinctrl_usart4 &pinctrl_usart4_rts>;
+				linux,rs485-enabled-at-boot-time;
+				status = "okay";
+			};
+
+			tcb2: timer at fc024000 {
+				timer at 0 {
+					compatible = "atmel,tcb-timer";
+					reg = <0>;
+				};
+
+				timer at 1 {
+					compatible = "atmel,tcb-timer";
+					reg = <1>;
+				};
+			};
+
+			macb1: ethernet at fc028000 {
+				phy-mode = "rmii";
+				status = "okay";
+				#address-cells = <1>;
+				#size-cells = <0>;
+				status = "okay";
+
+				ethernet-phy at 1 {
+					reg = <0x1>;
+					interrupt-parent = <&pioB>;
+					interrupts = <31 IRQ_TYPE_EDGE_FALLING>;
+					reset-gpios = <&pioE 6 GPIO_ACTIVE_LOW>;
+				};
+			};
+
+			watchdog at fc068640 {
+				status = "okay";
+			};
+
+			pinctrl at fc06a000 {
+				board {
+					pinctrl_usba_vbus: usba_vbus {
+						atmel,pins =
+						<AT91_PIOE 31 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH>;
+					};
+				};
+			};
+		};
+	};
+
+	leds {
+		compatible = "gpio-leds";
+		status = "okay";
+
+		led_err {
+			label = "err";
+			gpios = <&pioA 7 GPIO_ACTIVE_LOW>;
+			default-state = "off";
+		};
+
+		led_rssi {
+			label = "rssi";
+			gpios = <&pioA 9 GPIO_ACTIVE_LOW>;
+			default-state = "off";
+		};
+
+		led_tls {
+			label = "tls";
+			gpios = <&pioA 24 GPIO_ACTIVE_LOW>;
+			default-state = "off";
+		};
+
+		led_lmc {
+			label = "lmc";
+			gpios = <&pioA 25 GPIO_ACTIVE_LOW>;
+			default-state = "off";
+		};
+
+		led_wmt {
+			label = "wmt";
+			gpios = <&pioA 29 GPIO_ACTIVE_LOW>;
+			default-state = "off";
+		};
+
+		led_pwr {
+			label = "pwr";
+			gpios = <&pioA 26 GPIO_ACTIVE_LOW>;
+			default-state = "on";
+		};
+
+	};
+
+	vcc_3v3_reg: fixedregulator_3v3 {
+		compatible = "regulator-fixed";
+		regulator-name = "VCC 3V3";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		regulator-boot-on;
+		regulator-always-on;
+	};
+};
diff --git a/configs/vinco_defconfig b/configs/vinco_defconfig
index 0d8744108b..e8dad4468b 100644
--- a/configs/vinco_defconfig
+++ b/configs/vinco_defconfig
@@ -2,6 +2,7 @@ CONFIG_ARM=y
 CONFIG_ARCH_AT91=y
 CONFIG_SYS_TEXT_BASE=0x20f00000
 CONFIG_TARGET_VINCO=y
+CONFIG_DEFAULT_DEVICE_TREE="at91-vinco"
 CONFIG_ENV_VARS_UBOOT_CONFIG=y
 CONFIG_SPI_BOOT=y
 CONFIG_BOOTDELAY=3
@@ -23,6 +24,7 @@ CONFIG_CMD_DHCP=y
 CONFIG_CMD_MII=y
 CONFIG_CMD_PING=y
 CONFIG_CMD_FAT=y
+CONFIG_OF_CONTROL=y
 CONFIG_ENV_IS_IN_SPI_FLASH=y
 CONFIG_BOOTP_BOOTPATH=y
 CONFIG_BOOTP_GATEWAY=y
-- 
2.14.3



More information about the U-Boot mailing list