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atmel: common: Add function to display via DM_VIDEO's API

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Add a function to display the company's logo and board information
via the API from DM_VIDEO. This function can be shared by other
atmel boards, so locate it in board/atmel/common folder.

Signed-off-by: Wenyou Yang <wenyou.yang@microchip.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Wenyou Yang 2017-09-13 14:58:47 +08:00 committed by Tom Rini
parent d330e04d9d
commit 82e0646af7
3 changed files with 74 additions and 0 deletions
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1
arch/arm/mach-at91/include/mach/at91_common.h
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@ -37,5 +37,6 @@ void redirect_int_from_saic_to_aic(void);
void configure_2nd_sram_as_l2_cache(void);
int at91_set_ethaddr(int offset);
int at91_video_show_board_info(void);
#endif /* AT91_COMMON_H */

1
board/atmel/common/Makefile
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@ -8,4 +8,5 @@
obj-y += board.o
ifndef CONFIG_SPL_BUILD
obj-$(CONFIG_I2C_EEPROM) += mac_eeprom.o
obj-$(CONFIG_DM_VIDEO) += video_display.o
endif

72
board/atmel/common/video_display.c Normal file
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@ -0,0 +1,72 @@
/*
* Copyright (C) 2017 Microchip
* Wenyou Yang <wenyou.yang@microchip.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <atmel_lcd.h>
#include <dm.h>
#include <nand.h>
#include <version.h>
#include <video.h>
#include <video_console.h>
#include <asm/io.h>
#include <asm/arch/clk.h>
DECLARE_GLOBAL_DATA_PTR;
int at91_video_show_board_info(void)
{
ulong dram_size, nand_size;
int i;
u32 len = 0;
char buf[255];
char *corp = "2017 Microchip Technology Inc.\n";
char temp[32];
struct udevice *dev, *con;
const char *s;
vidinfo_t logo_info;
int ret;
len += sprintf(&buf[len], "%s\n", U_BOOT_VERSION);
memcpy(&buf[len], corp, strlen(corp));
len += strlen(corp);
len += sprintf(&buf[len], "%s CPU at %s MHz\n", get_cpu_name(),
strmhz(temp, get_cpu_clk_rate()));
dram_size = 0;
for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++)
dram_size += gd->bd->bi_dram[i].size;
nand_size = 0;
#ifdef CONFIG_NAND_ATMEL
for (i = 0; i < CONFIG_SYS_MAX_NAND_DEVICE; i++)
nand_size += nand_info[i]->size;
#endif
len += sprintf(&buf[len], "%ld MB SDRAM, %ld MB NAND\n",
dram_size >> 20, nand_size >> 20);
ret = uclass_get_device(UCLASS_VIDEO, 0, &dev);
if (ret)
return ret;
microchip_logo_info(&logo_info);
ret = video_bmp_display(dev, logo_info.logo_addr,
logo_info.logo_x_offset,
logo_info.logo_y_offset, false);
if (ret)
return ret;
ret = uclass_get_device(UCLASS_VIDEO_CONSOLE, 0, &con);
if (ret)
return ret;
vidconsole_position_cursor(con, 0, logo_info.logo_height);
for (s = buf, i = 0; i < len; s++, i++)
vidconsole_put_char(con, *s);
return 0;
}