[PATCH 02/10] am335x, guardian: Enable splash screen
Lokesh Vutla
lokeshvutla at ti.com
Sun Jan 17 11:51:02 CET 2021
On 06/01/21 9:01 pm, Gireesh.Hiremath at in.bosch.com wrote:
> From: Gireesh Hiremath <Gireesh.Hiremath at in.bosch.com>
>
> - Display splash screen
> - Print "U-Boot" on display when bmp fails to load due to any reason
>
> Signed-off-by: Gireesh Hiremath <Gireesh.Hiremath at in.bosch.com>> ---
> board/bosch/guardian/board.c | 77 ++++++++++++++++++++++++++++++-
> configs/am335x_guardian_defconfig | 5 +-
Can you split board changes and defconfig changes into separate patches? This
applies to other patches in rest of the series.
Thanks and regards,
Lokesh
> include/configs/am335x_guardian.h | 11 +++++
> 3 files changed, 91 insertions(+), 2 deletions(-)
>
> diff --git a/board/bosch/guardian/board.c b/board/bosch/guardian/board.c
> index a34262bd13..394c56d72e 100644
> --- a/board/bosch/guardian/board.c
> +++ b/board/bosch/guardian/board.c
> @@ -29,12 +29,16 @@
> #include <asm/arch/gpio.h>
> #include <asm/arch/hardware.h>
> #include <asm/arch/mem-guardian.h>
> -#include <asm/arch/mmc_host_def.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;
> @@ -270,6 +274,74 @@ void lcdbacklight_en(void)
> 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;
> @@ -287,6 +359,9 @@ int board_late_init(void)
> }
>
> lcdbacklight_en();
> +#if IS_ENABLED(CONFIG_AM335X_LCD)
> + splash_screen();
> +#endif
> return 0;
> }
> #endif /* CONFIG_BOARD_LATE_INIT */
> diff --git a/configs/am335x_guardian_defconfig b/configs/am335x_guardian_defconfig
> index b7170cd79e..48b9bf45a4 100644
> --- a/configs/am335x_guardian_defconfig
> +++ b/configs/am335x_guardian_defconfig
> @@ -1,7 +1,7 @@
> CONFIG_ARM=y
> CONFIG_ARCH_CPU_INIT=y
> CONFIG_ARCH_OMAP2PLUS=y
> -CONFIG_SPL_GPIO_SUPPORT=y
> +# CONFIG_SPL_GPIO_SUPPORT is not set
> CONFIG_SPL_LIBCOMMON_SUPPORT=y
> CONFIG_SPL_LIBGENERIC_SUPPORT=y
> CONFIG_ENV_SIZE=0x40000
> @@ -50,6 +50,7 @@ CONFIG_CMD_MTD=y
> CONFIG_CMD_NAND=y
> CONFIG_CMD_USB=y
> # CONFIG_CMD_SETEXPR is not set
> +CONFIG_CMD_BMP=y
> CONFIG_CMD_EXT4_WRITE=y
> CONFIG_CMD_MTDPARTS=y
> CONFIG_MTDPARTS_DEFAULT="mtdparts=nand.0:256k(SPL),256k(SPL.backup1),256k(SPL.backup2),256k(SPL.backup3),1m(u-boot),1m(u-boot.backup1),1m(u-boot-2),1m(u-boot-2.backup1),256k(u-boot-env),256k(u-boot-env.backup1),256k(splash-screen),-(UBI)"
> @@ -100,6 +101,8 @@ CONFIG_USB_GADGET_MANUFACTURER="Texas Instruments"
> CONFIG_USB_GADGET_VENDOR_NUM=0x0451
> CONFIG_USB_GADGET_PRODUCT_NUM=0xd022
> CONFIG_USB_ETHER=y
> +CONFIG_VIDEO_BPP16=y
> +CONFIG_SYS_WHITE_ON_BLACK=y
> CONFIG_AM335X_LCD=y
> CONFIG_SPL_WDT=y
> # CONFIG_SPL_USE_TINY_PRINTF is not set
> diff --git a/include/configs/am335x_guardian.h b/include/configs/am335x_guardian.h
> index 236be1a093..1a14b4249d 100644
> --- a/include/configs/am335x_guardian.h
> +++ b/include/configs/am335x_guardian.h
> @@ -81,6 +81,17 @@
>
> #endif /* ! CONFIG_SPL_BUILD */
>
> +#define CONFIG_BMP_16BPP
> +#define SPLASH_SCREEN_NAND_PART "nand0,10"
> +#define SPLASH_SCREEN_BMP_FILE_SIZE 0x26000
> +#define SPLASH_SCREEN_BMP_LOAD_ADDR 0x82000000
> +#define SPLASH_SCREEN_TEXT "U-Boot"
> +
> +/* BGR 16Bit Color Definitions */
> +#define CONSOLE_COLOR_BLACK 0x0000
> +#define CONSOLE_COLOR_WHITE 0xFFFF
> +#define CONSOLE_COLOR_RED 0x001F
> +
> /* NS16550 Configuration */
> #define CONFIG_SYS_NS16550_COM1 0x44e09000 /* UART0 */
> #define CONFIG_SYS_NS16550_COM2 0x48022000 /* UART1 */
>
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