--- /dev/null
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright (C) 2019 B&R Industrial Automation GmbH
+ * http://www.br-automation.com
+ *
+ */
+/dts-v1/;
+
+#include "am33xx.dtsi"
+
+/ {
+ model = "BRXRE1 Panel";
+ compatible = "ti,am33xx";
+
+ fset: factory-settings {
+ bl-version = " ";
+ order-no = " ";
+ cpu-order-no = " ";
+ hw-revision = " ";
+ serial-no = <0>;
+ device-id = <0xE681>;
+ parent-id = <0xE681>;
+ hw-variant = <0x3>;
+ hw-platform = <0x0>;
+ fram-offset = <0x1000>;
+ fram-size = <0x3000>;
+ cache-disable = <0x0>;
+ cpu-clock = <0x0>;
+ };
+ chosen {
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ bootargs = "console=ttyO0,115200 earlyprintk";
+ stdout-path = &uart0;
+
+ framebuffer: framebuffer@8fbe0000 {
+ display = <&lcdscreen0>;
+ compatible = "simple-framebuffer";
+ status = "okay";
+ reg = <0x8fbef000 (1024 * 600 * 4)>;
+ width = <1024>;
+ height = <600>;
+ stride = <(1024 * 4)>;
+ format = "a8r8g8b8";
+ clocks = <&dpll_disp_m2_ck>, <&dpll_per_m2_ck>;
+ };
+ };
+
+ aliases {
+ fset = &fset;
+ mmc = &mmc2;
+ spi0 = &spi0;
+ spi1 = &spi1;
+ touch0 = &burtouch0;
+ screen0 = &lcdscreen0;
+ };
+
+ memory {
+ device_type = "memory";
+ reg = <0x80000000 0x10000000>; /* 256 MB */
+ };
+
+ panel {
+ compatible = "ti,tilcdc,panel";
+ status = "okay";
+ };
+
+ vmmcsd_fixed: fixedregulator@0 {
+ compatible = "regulator-fixed";
+ regulator-name = "vmmcsd_fixed";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ };
+
+ lcdscreen0: lcdscreen@0 {
+ status = "okay";
+ compatible = "ti,tilcdc,panel";
+
+ backlight = <&tps_bl>;
+
+ 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>;
+ };
+
+ display-timings {
+ native-mode = <&timing0>;
+ timing0: lcd {
+ clock-frequency = <9142857>;
+ hactive = <480>;
+ vactive = <272>;
+ hfront-porch = <8>;
+ hback-porch = <43>;
+ hsync-len = <2>;
+ vfront-porch = <4>;
+ vback-porch = <2>;
+ vsync-len = <10>;
+ hsync-active = <1>;
+ vsync-active = <1>;
+ pupdelay = <10>;
+ pondelay = <10>;
+ };
+ };
+ };
+};
+
+&uart0 { /* console uart */
+ u-boot,dm-spl;
+ status = "okay";
+};
+
+&uart2 {
+ status = "okay";
+};
+
+&uart3 {
+ status = "okay";
+};
+
+&uart4 {
+ 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";
+
+ tps_bl: backlight {
+ compatible = "ti,tps65217-bl";
+ isel = <1>; /* 1 - ISET1, 2 ISET2 */
+ fdim = <1000>; /* TPS65217_BL_FDIM_1kHZ */
+ default-brightness = <50>;
+ };
+ };
+ resetc: rstpsc@75 { /* reset controller */
+ compatible = "bur,rstpsc";
+ reg = <0x75>;
+
+ cooling-min-state = <0>;
+ cooling-max-state = <1>; /* reset gets fired */
+ #cooling-cells = <2>; /* min followed by max */
+ };
+ rtc0: rv3029c2@56 {
+ status = "okay";
+ #thermal-sensor-cells = <0>;
+ compatible = "rv3029c2";
+ reg = <0x56>;
+ };
+};
+
+&spi0 {
+ status = "okay";
+};
+
+&spi1 {
+ status = "okay";
+};
+
+&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";
+};
+
+&cpsw_emac0 {
+ phy_id = <&davinci_mdio>, <1>;
+ phy-mode = "mii";
+};
+
+&cpsw_emac1 {
+ phy_id = <&davinci_mdio>, <2>;
+ phy-mode = "mii";
+};
+
+&mmc1 {
+ u-boot,dm-pre-reloc;
+ vmmc-supply = <&vmmcsd_fixed>;
+ bus-width = <0x4>;
+ ti,non-removable;
+ ti,needs-special-hs-handling;
+ ti,vcc-aux-disable-is-sleep;
+ status = "okay";
+};
+
+&mmc2 {
+ u-boot,dm-pre-reloc;
+ 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";
+};
F: board/BuR/brxre1/
F: include/configs/brxre1.h
F: configs/brxre1_defconfig
+F: arch/arm/dts/am335x-brxre1.dts
#include <asm/io.h>
#include <asm/emif.h>
#include <asm/gpio.h>
+#include <dm.h>
#include <i2c.h>
#include <power/tps65217.h>
#include "../common/bur_common.h"
DECLARE_GLOBAL_DATA_PTR;
+static int rstctrl_rw(u8 reg, unsigned char rnw, void *pdat, int size)
+{
+ struct udevice *i2cdev;
+ int rc;
+
+ rc = i2c_get_chip_for_busnum(0, RSTCTRL_ADDR, 1, &i2cdev);
+ if (rc >= 0) {
+ if (rnw)
+ rc = dm_i2c_read(i2cdev, reg, pdat, size);
+ else
+ rc = dm_i2c_write(i2cdev, reg, pdat, size);
+ } else {
+ printf("%s: cannot get udevice for chip 0x%02x!\n",
+ __func__, RSTCTRL_ADDR);
+ }
+
+ return rc;
+}
+
#if defined(CONFIG_SPL_BUILD)
/* TODO: check ram-timing ! */
static const struct ddr_data ddr3_data = {
void am33xx_spl_board_init(void)
{
- unsigned int oldspeed;
unsigned short buf;
+ int rc;
struct cm_perpll *const cmper = (struct cm_perpll *)CM_PER;
struct cm_wkuppll *const cmwkup = (struct cm_wkuppll *)CM_WKUP;
};
do_enable_clocks(clk_domains, clk_modules_xre1specific, 1);
/* power-OFF LCD-Display */
- gpio_direction_output(LCD_PWR, 0);
+ if (gpio_request(LCD_PWR, "LCD_PWR") != 0)
+ printf("cannot request gpio for LCD_PWR!\n");
+ else if (gpio_direction_output(LCD_PWR, 0) != 0)
+ printf("cannot set direction output on LCD_PWR!\n");
/* setup I2C */
enable_i2c_pin_mux();
- i2c_set_bus_num(0);
- i2c_init(CONFIG_SYS_OMAP24_I2C_SPEED, CONFIG_SYS_OMAP24_I2C_SLAVE);
- /* power-ON 3V3 via Resetcontroller */
- oldspeed = i2c_get_bus_speed();
- if (i2c_set_bus_speed(CONFIG_SYS_OMAP24_I2C_SPEED_PSOC) >= 0) {
- buf = RSTCTRL_FORCE_PWR_NEN | RSTCTRL_CAN_STB;
- i2c_write(RSTCTRL_ADDR, RSTCTRL_CTRLREG, 1,
- (uint8_t *)&buf, sizeof(buf));
- i2c_set_bus_speed(oldspeed);
- } else {
- puts("ERROR: i2c_set_bus_speed failed! (turn on PWR_nEN)\n");
- }
+ /* power-ON 3V3 via Resetcontroller */
+ buf = RSTCTRL_FORCE_PWR_NEN | RSTCTRL_CAN_STB;
+ rc = rstctrl_rw(RSTCTRL_CTRLREG, 0, (uint8_t *)&buf, sizeof(buf));
+ if (rc != 0)
+ printf("ERROR: cannot write to resetc (turn on PWR_nEN)\n");
pmicsetup(0, 0);
}
*/
int board_init(void)
{
- gpmc_init();
+ if (power_tps65217_init(0))
+ printf("WARN: cannot setup PMIC 0x24 @ bus #0, not found!.\n");
+
return 0;
}
unsigned int cnt = 3;
unsigned short buf = 0xAAAA;
unsigned char scratchreg = 0;
- unsigned int oldspeed;
+ int rc;
/* try to read out some boot-instruction from resetcontroller */
- oldspeed = i2c_get_bus_speed();
- if (i2c_set_bus_speed(CONFIG_SYS_OMAP24_I2C_SPEED_PSOC) >= 0) {
- i2c_read(RSTCTRL_ADDR, RSTCTRL_SCRATCHREG, 1,
- &scratchreg, sizeof(scratchreg));
- i2c_set_bus_speed(oldspeed);
- } else {
- puts("ERROR: i2c_set_bus_speed failed! (scratchregister)\n");
- }
+ rc = rstctrl_rw(RSTCTRL_SCRATCHREG, 1, &scratchreg, sizeof(scratchreg));
+ if (rc != 0)
+ printf("ERROR: read scratchregister (resetc) failed!\n");
- if (gpio_get_value(ESC_KEY)) {
+ if (gpio_request(ESC_KEY, "boot-key") != 0) {
+ printf("cannot request boot-key!\n");
+ } else if (gpio_get_value(ESC_KEY)) {
do {
lcd_position_cursor(1, 8);
switch (cnt) {
break;
}
/* write bootinfo into scratchregister of resetcontroller */
- oldspeed = i2c_get_bus_speed();
- if (i2c_set_bus_speed(CONFIG_SYS_OMAP24_I2C_SPEED_PSOC) >= 0) {
- i2c_write(RSTCTRL_ADDR, RSTCTRL_SCRATCHREG, 1,
- (uint8_t *)&buf, sizeof(buf));
- i2c_set_bus_speed(oldspeed);
- } else {
- puts("ERROR: i2c_set_bus_speed failed! (scratchregister)\n");
- }
+ rc = rstctrl_rw(RSTCTRL_SCRATCHREG, 0, (uint8_t *)&buf, sizeof(buf));
+ if (rc != 0)
+ printf("ERROR: write scratchregister (resetc) failed!\n");
+
/* setup othbootargs for bootvx-command (vxWorks bootline) */
char othbootargs[128];
snprintf(othbootargs, sizeof(othbootargs),
void lcdpower(int on)
{
u32 pin, swval, i;
+ char buf[16] = { 0 };
pin = env_get_ulong("ds1_pwr", 16, ~0UL);
for (i = 0; i < 3; i++) {
if (pin != 0) {
+ snprintf(buf, sizeof(buf), "ds1_pwr#%d", i);
+ if (gpio_request(pin & 0x7F, buf) != 0) {
+ printf("%s: not able to request gpio %s",
+ __func__, buf);
+ continue;
+ }
swval = pin & 0x80 ? 0 : 1;
if (on)
gpio_direction_output(pin & 0x7F, swval);
CONFIG_SPL_GPIO_SUPPORT=y
CONFIG_SPL_LIBCOMMON_SUPPORT=y
CONFIG_SPL_LIBGENERIC_SUPPORT=y
+CONFIG_SYS_MALLOC_F_LEN=0x2000
CONFIG_AM33XX=y
+CONFIG_SYS_MPUCLK=1000
CONFIG_TARGET_BRXRE1=y
CONFIG_SPL_MMC_SUPPORT=y
CONFIG_SPL_SERIAL_SUPPORT=y
+CONFIG_SPL_SYS_MALLOC_F_LEN=0x4000
CONFIG_SPL=y
-CONFIG_NR_DRAM_BANKS=1
-CONFIG_SYS_EXTRA_OPTIONS="CONS_INDEX=1"
-CONFIG_BOOTDELAY=-2
-# CONFIG_CONSOLE_MUX is not set
-CONFIG_SYS_CONSOLE_IS_IN_ENV=y
+CONFIG_TPL_SYS_MALLOC_F_LEN=0x0
+# CONFIG_EXPERT is not set
+# CONFIG_FIT is not set
+CONFIG_OF_BOARD_SETUP=y
+CONFIG_BOOTDELAY=0
+CONFIG_USE_BOOTCOMMAND=y
+CONFIG_BOOTCOMMAND="mmc dev 1; run b_default"
CONFIG_SYS_CONSOLE_OVERWRITE_ROUTINE=y
CONFIG_SYS_CONSOLE_INFO_QUIET=y
CONFIG_VERSION_VARIABLE=y
# CONFIG_DISPLAY_CPUINFO is not set
# CONFIG_DISPLAY_BOARDINFO is not set
CONFIG_ARCH_MISC_INIT=y
+CONFIG_SPL_SYS_MALLOC_SIMPLE=y
+CONFIG_SPL_SEPARATE_BSS=y
+# CONFIG_TPL_BANNER_PRINT is not set
CONFIG_SPL_I2C_SUPPORT=y
# CONFIG_SPL_NAND_SUPPORT is not set
CONFIG_SPL_POWER_SUPPORT=y
CONFIG_SPL_YMODEM_SUPPORT=y
CONFIG_HUSH_PARSER=y
# CONFIG_CMD_BOOTD is not set
-# CONFIG_CMD_BOOTM is not set
CONFIG_CMD_BOOTZ=y
-# CONFIG_CMD_GO is not set
# CONFIG_CMD_IMI is not set
# CONFIG_CMD_XIMG is not set
# CONFIG_CMD_EDITENV is not set
# CONFIG_CMD_CRC32 is not set
-CONFIG_CMD_UNZIP=y
+CONFIG_CMD_DM=y
# CONFIG_CMD_FLASH is not set
CONFIG_CMD_GPIO=y
CONFIG_CMD_I2C=y
-# CONFIG_CMD_LOADB is not set
# CONFIG_CMD_LOADS is not set
CONFIG_CMD_MMC=y
+CONFIG_CMD_PART=y
CONFIG_CMD_USB=y
# CONFIG_CMD_ITEST is not set
-# CONFIG_CMD_SETEXPR is not set
CONFIG_CMD_DHCP=y
# CONFIG_CMD_NFS is not set
+CONFIG_CMD_MII=y
CONFIG_CMD_PING=y
-CONFIG_CMD_BMP=y
CONFIG_CMD_TIME=y
CONFIG_CMD_FAT=y
CONFIG_CMD_FS_GENERIC=y
+# CONFIG_SPL_DOS_PARTITION is not set
+CONFIG_OF_CONTROL=y
+CONFIG_SPL_OF_CONTROL=y
+CONFIG_DEFAULT_DEVICE_TREE="am335x-brxre1"
+CONFIG_OF_SPL_REMOVE_PROPS=""
CONFIG_ENV_IS_IN_MMC=y
+CONFIG_NET_RANDOM_ETHADDR=y
CONFIG_NETCONSOLE=y
+CONFIG_DM=y
+CONFIG_SPL_DM=y
+CONFIG_SPL_DM_SEQ_ALIAS=y
+# CONFIG_OF_TRANSLATE is not set
+CONFIG_DM_GPIO=y
+CONFIG_DM_I2C=y
+CONFIG_MISC=y
+CONFIG_DM_MMC=y
CONFIG_MMC_OMAP_HS=y
+CONFIG_DM_ETH=y
CONFIG_DRIVER_TI_CPSW=y
-CONFIG_SYS_NS16550=y
+CONFIG_DM_SERIAL=y
CONFIG_USB=y
+CONFIG_DM_USB=y
CONFIG_USB_MUSB_HOST=y
+CONFIG_USB_MUSB_GADGET=y
+CONFIG_USB_MUSB_TI=y
CONFIG_USB_MUSB_DSPS=y
CONFIG_USB_STORAGE=y
+CONFIG_USB_GADGET=y
CONFIG_SYS_WHITE_ON_BLACK=y
CONFIG_LCD=y
# CONFIG_OMAP_WATCHDOG is not set
-CONFIG_FAT_WRITE=y
-CONFIG_OF_LIBFDT=y
+CONFIG_SPL_TINY_MEMSET=y
+# CONFIG_OF_LIBFDT_OVERLAY is not set
# CONFIG_EFI_LOADER is not set
#define V_OSCK 26000000 /* Clock output from T2 */
#define V_SCLK (V_OSCK)
-#define CONFIG_POWER_TPS65217
-
#define CONFIG_MACH_TYPE 3589
-/* I2C IP block */
-#define CONFIG_SYS_OMAP24_I2C_SPEED_PSOC 20000
-
-/* MMC/SD IP block */
-#define CONFIG_SUPPORT_EMMC_BOOT
-
-/* Always 64 KiB env size */
-#define CONFIG_ENV_SIZE (64 << 10)
#ifndef CONFIG_SPL_BUILD
/* USB configuration */
#define CONFIG_USB_MUSB_DISABLE_BULK_COMBINE_SPLIT
-#define CONFIG_AM335X_USB0
-#define CONFIG_AM335X_USB0_MODE MUSB_HOST
-#define CONFIG_AM335X_USB1
-#define CONFIG_AM335X_USB1_MODE MUSB_HOST
+/* Environment */
#define CONFIG_SYS_MMC_ENV_DEV 1
#define CONFIG_SYS_MMC_ENV_PART 2
+#define CONFIG_ENV_SIZE 0x10000
#define CONFIG_ENV_OFFSET 0x40000 /* TODO: Adresse definieren */
#define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE)
#define CONFIG_SYS_REDUNDAND_ENVIRONMENT
projects / oweals / u-boot.git / commitdiff