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// SPDX-License-Identifier: GPL-2.0+
/*
* Board specific initialization for AM62x platforms
*
* Copyright (C) 2020-2022 Texas Instruments Incorporated - https://www.ti.com/
* Suman Anna <[email protected]>
*
*/
#include <efi_loader.h>
#include <env.h>
#include <spl.h>
#include <init.h>
#include <video.h>
#include <splash.h>
#include <cpu_func.h>
#include <k3-ddrss.h>
#include <fdt_support.h>
#include <fdt_simplefb.h>
#include <asm/io.h>
#include <asm/arch/hardware.h>
#include <dm/uclass.h>
#include <asm/arch/k3-ddr.h>
#include "../common/board_detect.h"
#include "../common/fdt_ops.h"
#include "../common/k3_32k_lfosc.h"
#define board_is_am62x_skevm() (board_ti_k3_is("AM62-SKEVM") || \
board_ti_k3_is("AM62B-SKEVM"))
#define board_is_am62b_p1_skevm() board_ti_k3_is("AM62B-SKEVM-P1")
#define board_is_am62x_lp_skevm() board_ti_k3_is("AM62-LP-SKEVM")
#define board_is_am62x_sip_skevm() board_ti_k3_is("AM62SIP-SKEVM")
#if CONFIG_IS_ENABLED(SPLASH_SCREEN)
static struct splash_location default_splash_locations[] = {
{
.name = "sf",
.storage = SPLASH_STORAGE_SF,
.flags = SPLASH_STORAGE_RAW,
.offset = 0x700000,
},
{
.name = "mmc",
.storage = SPLASH_STORAGE_MMC,
.flags = SPLASH_STORAGE_FS,
.devpart = "1:1",
},
};
int splash_screen_prepare(void)
{
return splash_source_load(default_splash_locations,
ARRAY_SIZE(default_splash_locations));
}
#endif
struct efi_fw_image fw_images[] = {
{
.image_type_id = AM62X_SK_TIBOOT3_IMAGE_GUID,
.fw_name = u"AM62X_SK_TIBOOT3",
.image_index = 1,
},
{
.image_type_id = AM62X_SK_SPL_IMAGE_GUID,
.fw_name = u"AM62X_SK_SPL",
.image_index = 2,
},
{
.image_type_id = AM62X_SK_UBOOT_IMAGE_GUID,
.fw_name = u"AM62X_SK_UBOOT",
.image_index = 3,
}
};
struct efi_capsule_update_info update_info = {
.dfu_string = "sf 0:0=tiboot3.bin raw 0 80000;"
"tispl.bin raw 80000 200000;u-boot.img raw 280000 400000",
.num_images = ARRAY_SIZE(fw_images),
.images = fw_images,
};
#if CONFIG_IS_ENABLED(TI_I2C_BOARD_DETECT)
int do_board_detect(void)
{
return do_board_detect_am6();
}
int checkboard(void)
{
struct ti_am6_eeprom *ep = TI_AM6_EEPROM_DATA;
if (!do_board_detect())
printf("Board: %s rev %s\n", ep->name, ep->version);
return 0;
}
#if CONFIG_IS_ENABLED(BOARD_LATE_INIT)
static void setup_board_eeprom_env(void)
{
char *name = "am62x_skevm";
if (do_board_detect())
goto invalid_eeprom;
if (board_is_am62x_skevm())
name = "am62x_skevm";
else if (board_is_am62b_p1_skevm())
name = "am62b_p1_skevm";
else if (board_is_am62x_lp_skevm())
name = "am62x_lp_skevm";
else if (board_is_am62x_sip_skevm())
name = "am62x_sip_skevm";
else
printf("Unidentified board claims %s in eeprom header\n",
board_ti_get_name());
invalid_eeprom:
set_board_info_env_am6(name);
}
#endif
#endif
#if CONFIG_IS_ENABLED(BOARD_LATE_INIT)
int board_late_init(void)
{
if (IS_ENABLED(CONFIG_TI_I2C_BOARD_DETECT)) {
setup_board_eeprom_env();
setup_serial_am6();
}
ti_set_fdt_env(NULL, NULL);
return 0;
}
#endif
#if defined(CONFIG_XPL_BUILD)
void spl_board_init(void)
{
if (IS_ENABLED(CONFIG_TI_K3_BOARD_LFOSC))
enable_32k_lfosc();
enable_caches();
if (IS_ENABLED(CONFIG_SPL_SPLASH_SCREEN) && IS_ENABLED(CONFIG_SPL_BMP))
splash_display();
}
void spl_perform_board_fixups(struct spl_image_info *spl_image)
{
if (IS_ENABLED(CONFIG_K3_DDRSS)) {
if (IS_ENABLED(CONFIG_K3_INLINE_ECC))
fixup_ddr_driver_for_ecc(spl_image);
} else {
fixup_memory_node(spl_image);
}
}
#endif
#if defined(CONFIG_OF_BOARD_SETUP)
int ft_board_setup(void *blob, struct bd_info *bd)
{
int ret = -1;
if (IS_ENABLED(CONFIG_FDT_SIMPLEFB))
ret = fdt_simplefb_enable_and_mem_rsv(blob);
/* If simplefb is not enabled and video is active, then at least reserve
* the framebuffer region to preserve the splash screen while OS is booting
*/
if (IS_ENABLED(CONFIG_VIDEO) && IS_ENABLED(CONFIG_OF_LIBFDT)) {
if (ret && video_is_active())
return fdt_add_fb_mem_rsv(blob);
}
return 0;
}
#endif
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