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arm64: versal: Wire SPIs for dfu_alt_info variable generation

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Enable automatic dfu_alt_info variable generation based on MTD partition.

Signed-off-by: Michal Simek <michal.simek@amd.com>
Link: https://lore.kernel.org/r/67ff88c8c7186138353c0b74ed37a318fb4b199e.1733395093.git.michal.simek@amd.com
This commit is contained in:
Michal Simek 2024-12-05 11:38:15 +01:00
parent 6a0db9ee03
commit 5e3b8e5c49
2 changed files with 42 additions and 0 deletions
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41
board/xilinx/versal/board.c
View file

@ -14,6 +14,7 @@
#include <malloc.h>
#include <memalign.h>
#include <mmc.h>
#include <mtd.h>
#include <time.h>
#include <asm/cache.h>
#include <asm/global_data.h>
@ -346,6 +347,31 @@ enum env_location env_get_location(enum env_operation op, int prio)
#define DFU_ALT_BUF_LEN SZ_1K
static void mtd_found_part(u32 *base, u32 *size)
{
struct mtd_info *part, *mtd;
mtd_probe_devices();
mtd = get_mtd_device_nm("nor0");
if (!IS_ERR_OR_NULL(mtd)) {
list_for_each_entry(part, &mtd->partitions, node) {
debug("0x%012llx-0x%012llx : \"%s\"\n",
part->offset, part->offset + part->size,
part->name);
if (*base >= part->offset &&
*base < part->offset + part->size) {
debug("Found my partition: %d/%s\n",
part->index, part->name);
*base = part->offset;
*size = part->size;
break;
}
}
}
}
void set_dfu_alt_info(char *interface, char *devstr)
{
int bootseq = 0, len = 0;
@ -371,6 +397,21 @@ void set_dfu_alt_info(char *interface, char *devstr)
len += snprintf(buf + len, DFU_ALT_BUF_LEN, ".bin fat %d 1",
bootseq);
break;
case QSPI_MODE_24BIT:
case QSPI_MODE_32BIT:
case OSPI_MODE:
{
u32 base = 0;
u32 size = 0x1500000;
u32 limit = size;
mtd_found_part(&base, &limit);
len += snprintf(buf + len, DFU_ALT_BUF_LEN,
"sf 0:0=boot.bin raw 0x%x 0x%x",
base, limit);
}
break;
default:
return;
}

1
configs/xilinx_versal_virt_defconfig
View file

@ -83,6 +83,7 @@ CONFIG_CLK_VERSAL=y
CONFIG_DFU_TIMEOUT=y
CONFIG_DFU_MMC=y
CONFIG_DFU_RAM=y
CONFIG_DFU_SF=y
CONFIG_SYS_DFU_DATA_BUF_SIZE=0x1800000
CONFIG_ARM_FFA_TRANSPORT=y
CONFIG_FPGA_XILINX=y