diff options
Diffstat (limited to 'board/bosch/guardian/board.c')
| -rw-r--r-- | board/bosch/guardian/board.c | 152 |
1 files changed, 127 insertions, 25 deletions
diff --git a/board/bosch/guardian/board.c b/board/bosch/guardian/board.c index 113838f8b7..179511a670 100644 --- a/board/bosch/guardian/board.c +++ b/board/bosch/guardian/board.c @@ -9,19 +9,15 @@ */ #include <common.h> -#include <cpsw.h> #include <dm.h> -#include <env.h> #include <env_internal.h> #include <errno.h> #include <i2c.h> -#include <init.h> #include <led.h> -#include <miiphy.h> #include <panel.h> +#include <linux/delay.h> #include <asm/global_data.h> #include <power/tps65217.h> -#include <power/tps65910.h> #include <spl.h> #include <watchdog.h> #include <asm/arch/clock.h> @@ -29,13 +25,17 @@ #include <asm/arch/ddr_defs.h> #include <asm/arch/gpio.h> #include <asm/arch/hardware.h> -#include <asm/arch/mem.h> -#include <asm/arch/mmc_host_def.h> +#include <asm/arch/mem-guardian.h> #include <asm/arch/omap.h> #include <asm/arch/sys_proto.h> #include <asm/emif.h> #include <asm/gpio.h> #include <asm/io.h> +#include <jffs2/load_kernel.h> +#include <mtd.h> +#include <nand.h> +#include <video.h> +#include <video_console.h> #include "board.h" DECLARE_GLOBAL_DATA_PTR; @@ -193,27 +193,11 @@ int board_init(void) #ifdef CONFIG_BOARD_LATE_INIT static void set_bootmode_env(void) { - char *boot_device_name = NULL; char *boot_mode_gpio = "gpio@44e07000_14"; int ret; - int value; struct gpio_desc boot_mode_desc; - switch (gd->arch.omap_boot_device) { - case BOOT_DEVICE_NAND: - boot_device_name = "nand"; - break; - case BOOT_DEVICE_USBETH: - boot_device_name = "usbeth"; - break; - default: - break; - } - - if (boot_device_name) - env_set("boot_device", boot_device_name); - ret = dm_gpio_lookup_name(boot_mode_gpio, &boot_mode_desc); if (ret) { printf("%s is not found\n", boot_mode_gpio); @@ -226,20 +210,138 @@ static void set_bootmode_env(void) goto err; } - value = dm_gpio_get_value(&boot_mode_desc); - value ? env_set("swi_status", "0") : env_set("swi_status", "1"); + dm_gpio_set_dir_flags(&boot_mode_desc, GPIOD_IS_IN); + udelay(10); + + ret = dm_gpio_get_value(&boot_mode_desc); + if (ret == 0) { + env_set("swi_status", "1"); + } else if (ret == 1) { + env_set("swi_status", "0"); + } else { + printf("swi status gpio error\n"); + goto err; + } + return; err: env_set("swi_status", "err"); } +void lcdbacklight_en(void) +{ + unsigned long brightness = env_get_ulong("backlight_brightness", 10, 50); + + if (brightness > 99 || brightness == 0) + brightness = 99; + + /* + * Brightness range: + * WLEDCTRL2 DUTY[6:0] + * + * 000 0000b = 1% + * 000 0001b = 2% + * ... + * 110 0010b = 99% + * 110 0011b = 100% + * + */ + + tps65217_reg_write(TPS65217_PROT_LEVEL_NONE, TPS65217_WLEDCTRL2, + brightness, 0xFF); + tps65217_reg_write(TPS65217_PROT_LEVEL_NONE, TPS65217_WLEDCTRL1, + brightness != 0 ? 0x0A : 0x02, 0xFF); +} + +#if IS_ENABLED(CONFIG_AM335X_LCD) +static void splash_screen(void) +{ + struct udevice *video_dev; + struct udevice *console_dev; + struct video_priv *vid_priv; + struct mtd_info *mtd; + size_t len; + int ret; + + struct mtd_device *mtd_dev; + struct part_info *part; + u8 pnum; + + ret = uclass_get_device(UCLASS_VIDEO, 0, &video_dev); + if (ret != 0) { + debug("video device not found\n"); + goto exit; + } + + vid_priv = dev_get_uclass_priv(video_dev); + mtdparts_init(); + + if (find_dev_and_part(SPLASH_SCREEN_NAND_PART, &mtd_dev, &pnum, &part)) { + debug("Could not find nand partition\n"); + goto splash_screen_text; + } + + mtd = get_nand_dev_by_index(mtd_dev->id->num); + if (!mtd) { + debug("MTD partition is not valid\n"); + goto splash_screen_text; + } + + len = SPLASH_SCREEN_BMP_FILE_SIZE; + ret = nand_read_skip_bad(mtd, part->offset, &len, NULL, + SPLASH_SCREEN_BMP_FILE_SIZE, + (u_char *)SPLASH_SCREEN_BMP_LOAD_ADDR); + if (ret != 0) { + debug("Reading NAND partition failed\n"); + goto splash_screen_text; + } + + ret = video_bmp_display(video_dev, SPLASH_SCREEN_BMP_LOAD_ADDR, 0, 0, false); + if (ret != 0) { + debug("No valid bmp image found!!\n"); + goto splash_screen_text; + } else { + goto exit; + } + +splash_screen_text: + vid_priv->colour_fg = CONSOLE_COLOR_RED; + vid_priv->colour_bg = CONSOLE_COLOR_BLACK; + + if (!uclass_first_device_err(UCLASS_VIDEO_CONSOLE, &console_dev)) { + debug("Found console\n"); + vidconsole_position_cursor(console_dev, 17, 7); + vidconsole_put_string(console_dev, SPLASH_SCREEN_TEXT); + } else { + debug("No console device found\n"); + } + +exit: + return; +} +#endif /* CONFIG_AM335X_LCD */ + int board_late_init(void) { + int ret; + struct udevice *cdev; + #ifdef CONFIG_LED_GPIO led_default_state(); #endif set_bootmode_env(); + + ret = uclass_get_device(UCLASS_PANEL, 0, &cdev); + if (ret) { + debug("video panel not found: %d\n", ret); + return ret; + } + + lcdbacklight_en(); + if (IS_ENABLED(CONFIG_AM335X_LCD)) + splash_screen(); + return 0; } #endif /* CONFIG_BOARD_LATE_INIT */ |