board/BuR/brsmarc1: initial commit
This commit adds support for the B&R brsmarc1 SoM.
The SoM is based on TI's AM335x SoC.
Mainly vxWorks 6.9.4.x is running on the board,
doing some PLC stuff on various carrier boards.
Signed-off-by: Hannes Schmelzer <hannes.schmelzer@br-automation.com>
diff --git a/arch/arm/dts/am335x-brsmarc1.dts b/arch/arm/dts/am335x-brsmarc1.dts
new file mode 100644
index 0000000..1a7f9a5
--- /dev/null
+++ b/arch/arm/dts/am335x-brsmarc1.dts
@@ -0,0 +1,416 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright (C) 2017 B&R Industrial Automation GmbH
+ * http://www.br-automation.com
+ *
+ */
+/dts-v1/;
+
+#include "am33xx.dtsi"
+#include "dt-bindings/thermal/thermal.h"
+
+/ {
+ model = "BRSMARC1 SoM";
+ compatible = "ti,am33xx";
+
+ fset: factory-settings {
+ bl-version = " ";
+ order-no = " ";
+ cpu-order-no = " ";
+ hw-revision = " ";
+ serial-no = <0>;
+ device-id = <0x0>;
+ parent-id = <0x0>;
+ hw-variant = <0x0>;
+ hw-platform = <0x7>;
+ fram-offset = <0x100>;
+ fram-size = <0x1F00>;
+ cache-disable = <0x0>;
+ cpu-clock = <0x0>;
+ };
+
+ chosen {
+ bootargs = "console=ttyO0,115200 earlyprintk";
+ stdout-path = &uart0;
+ };
+
+ aliases {
+ fset = &fset;
+ mmc = &mmc2;
+ spi0 = &spi0;
+ spi1 = &spi1;
+ touch0 = &burtouch0;
+ screen0 = &lcdscreen0;
+ };
+
+ memory {
+ device_type = "memory";
+ reg = <0x80000000 0x10000000>; /* 256 MB */
+ };
+
+ vmmcsd_fixed: fixedregulator@0 {
+ compatible = "regulator-fixed";
+ regulator-name = "vmmcsd_fixed";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ };
+
+ lcdscreen0: lcdscreen@0 {
+ /*backlight = <&tps_bl>; */
+ compatible = "ti,tilcdc,panel";
+ status = "okay";
+
+ panel-info {
+ ac-bias = <255>;
+ ac-bias-intrpt = <0>;
+ dma-burst-sz = <16>;
+ bpp = <32>;
+ fdd = <0x80>;
+ sync-edge = <0>;
+ sync-ctrl = <1>;
+ raster-order = <0>;
+ fifo-th = <0>;
+ rotation = <0>;
+ pupdelay = <0>;
+ pondelay = <0>;
+ pwrpin = <0x000000B1>;
+ brightdrv = <0>;
+ brightfdim = <100>;
+ brightdef = <50>;
+ };
+
+ display-timings {
+ default {
+ clock-frequency = <0>;
+ hactive = <0>;
+ vactive = <0>;
+ hfront-porch = <0>;
+ hback-porch = <0>;
+ hsync-len = <0>;
+ vfront-porch = <0>;
+ vback-porch = <0>;
+ vsync-len = <0>;
+ hsync-active = <0>;
+ vsync-active = <0>;
+ pupdelay = <10>;
+ pondelay = <10>;
+ };
+ };
+ };
+
+ board_thermal: board-thermal {
+ polling-delay-passive = <1000>; /* milliseconds */
+ polling-delay = <2500>; /* milliseconds */
+
+ thermal-sensors = <&cputemp>;
+
+ trips {
+ crit_trip: crit-trip {
+ temperature = <95000>; /* millicelsius */
+ hysteresis = <5000>; /* millicelsius */
+ type = "critical";
+ };
+ };
+ cooling-maps {
+ map0 {
+ trip = <&crit_trip>;
+ cooling-device =
+ <&resetc THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+ };
+ };
+ };
+};
+
+&uart0 { /* console uart */
+ u-boot,dm-spl;
+ status = "okay";
+};
+
+&uart2 { /* X2X - P2P */
+ status = "okay";
+};
+
+&uart3 { /* RS485 */
+ status = "okay";
+};
+
+&uart4 { /* RS232 */
+ status = "okay";
+};
+
+&i2c0 {
+ u-boot,dm-spl;
+ status = "okay";
+ clock-frequency = <100000>;
+
+ tps: tps@24 { /* PMIC controller */
+ u-boot,dm-spl;
+ reg = <0x24>;
+ compatible = "ti,tps65217";
+ };
+
+ cputemp: temperature-sensor@48 { /* cpu temperature */
+ #thermal-sensor-cells = <0>;
+ compatible = "nxp,pct2075";
+ reg = <0x48>;
+ };
+
+ basetemp: temperature-sensor@49 { /* baseboard temperature */
+ #thermal-sensor-cells = <0>;
+ compatible = "nxp,pct2075";
+ reg = <0x49>;
+ };
+ extrtc: rtc@51 { /* realtime clock */
+ compatible = "epson,rx8571";
+ reg = <0x51>;
+ };
+
+ resetc: reset-controller@60 {
+ compatible = "bur,rststm";
+ reg = <0x60>;
+
+ cooling-min-state = <0>;
+ cooling-max-state = <1>; /* reset gets fired */
+ #cooling-cells = <2>; /* min followed by max */
+ };
+};
+
+&i2c1 {
+ u-boot,dm-spl;
+ status = "okay";
+};
+
+&spi0 {
+ u-boot,dm-spl;
+ status = "okay";
+
+ cs-gpios = <&gpio0 5 GPIO_ACTIVE_HIGH>,
+ <&gpio0 6 GPIO_ACTIVE_HIGH>,
+ <0>,
+ <0>;
+
+ spi-max-frequency = <24000000>;
+
+ spi_flash: spiflash@0 {
+ u-boot,dm-spl;
+ u-boot,dm-pre-reloc;
+ compatible = "spidev", "spi-flash";
+ spi-max-frequency = <24000000>;
+ reg = <0>;
+ };
+};
+
+&spi1 {
+ u-boot,dm-spl;
+ status = "okay";
+ cs-gpios = <&gpio3 17 GPIO_ACTIVE_HIGH>,
+ <&gpio0 19 GPIO_ACTIVE_HIGH>,
+ <0>,
+ <0>;
+
+ spi-max-frequency = <24000000>;
+};
+
+&edma {
+ status = "okay";
+};
+
+&cppi41dma {
+ status = "okay";
+};
+
+&usb {
+ status = "okay";
+};
+
+&usb_ctrl_mod {
+ status = "okay";
+};
+
+&usb0_phy {
+ status = "okay";
+};
+
+&usb1_phy {
+ status = "okay";
+};
+
+&usb0 {
+ status = "okay";
+ dr_mode = "host";
+};
+
+&usb1 {
+ status = "okay";
+ dr_mode = "host";
+};
+
+&davinci_mdio {
+ status = "okay";
+};
+
+&mac {
+ status = "okay";
+};
+
+&phy_sel {
+ rmii-clock-ext;
+};
+
+&cpsw_emac0 {
+ phy_id = <&davinci_mdio>, <1>;
+ phy-mode = "rmii";
+ ti,ledcr = <0x0480>;
+};
+
+&cpsw_emac1 {
+ phy_id = <&davinci_mdio>, <3>;
+ phy-mode = "rmii";
+ ti,ledcr = <0x0480>;
+};
+
+&mmc1 {
+ vmmc-supply = <&vmmcsd_fixed>;
+ bus-width = <0x4>;
+ ti,non-removable;
+ ti,needs-special-hs-handling;
+ ti,vcc-aux-disable-is-sleep;
+ status = "okay";
+};
+
+&mmc2 {
+ vmmc-supply = <&vmmcsd_fixed>;
+ bus-width = <0x8>;
+ ti,non-removable;
+ ti,needs-special-hs-handling;
+ ti,vcc-aux-disable-is-sleep;
+ status = "okay";
+};
+
+&lcdc {
+ status = "okay";
+ ti,no-reset-on-init;
+ ti,no-idle-on-init;
+};
+
+&elm {
+ status = "okay";
+};
+
+&sham {
+ status = "okay";
+};
+
+&aes {
+ status = "okay";
+};
+
+&gpio0 {
+ u-boot,dm-spl;
+ ti,no-reset-on-init;
+};
+
+&gpio1 {
+ u-boot,dm-spl;
+ ti,no-reset-on-init;
+};
+
+&gpio2 {
+ u-boot,dm-spl;
+ ti,no-reset-on-init;
+};
+
+&gpio3 {
+ u-boot,dm-spl;
+ ti,no-reset-on-init;
+};
+
+&timer1 { /* today unused */
+ status = "okay";
+ ti,no-reset-on-init;
+ ti,no-idle-on-init;
+};
+
+&timer2 { /* used for vxworks primary timer device */
+ status = "okay";
+ ti,no-reset-on-init;
+ ti,no-idle-on-init;
+};
+
+&timer3 { /* used sysdelay and hal tsc counter*/
+ status = "okay";
+ ti,no-reset-on-init;
+ ti,no-idle-on-init;
+};
+
+&timer4 { /* used for PWM beeper */
+ status = "okay";
+ ti,no-reset-on-init;
+ ti,no-idle-on-init;
+};
+
+&timer5 { /* used for PWM backlight */
+ status = "okay";
+ ti,no-reset-on-init;
+ ti,no-idle-on-init;
+};
+
+&timer6 { /* used for cpsw end device */
+ status = "okay";
+ ti,no-reset-on-init;
+ ti,no-idle-on-init;
+};
+
+&timer7 { /* used for cpsw end device */
+ status = "okay";
+ ti,no-reset-on-init;
+ ti,no-idle-on-init;
+};
+
+&wdt2 {
+ status = "okay";
+ ti,no-reset-on-init;
+ ti,no-idle-on-init;
+};
+
+&epwmss0 {
+ status = "okay";
+};
+
+&tscadc {
+ status = "okay";
+
+ tsc {
+ burtouch0: burtouch@0 {
+ status = "okay";
+ compatible = "bur,DdVxSfTouchXXX";
+ bur,hwtree = "IF7";
+ bur,KX0 = <0x0>;
+ bur,KX1 = <0x0>;
+ bur,KX2 = <0x0>;
+ bur,KY0 = <0x0>;
+ bur,KY1 = <0x0>;
+ bur,KY2 = <0x0>;
+ };
+ };
+};
+
+&dcan0 {
+ status = "okay";
+};
+
+&dcan1 {
+ status = "okay";
+};
+
+&sham {
+ status = "disabled";
+};
+
+&aes {
+ status = "disabled";
+};
+
+&rng {
+ status = "disabled";
+};