On 2/25/25 04:28, Venkatesh Yadav Abbarapu wrote:
Add the UFS boot mode support and update the boot_targets with
ufs mode. If the UFS device is not accessible from APU and
running this is detected as a warning, as the device is not
accessible.
Signed-off-by: Venkatesh Yadav Abbarapu <venkatesh.abbar...@amd.com>
---
Changes in v2:
- Use uclass_get_device() with index 0, as we have single
UFS controller.
---
arch/arm/mach-versal2/include/mach/hardware.h | 1 +
board/amd/versal2/board.c | 10 ++++++++++
2 files changed, 11 insertions(+)
diff --git a/arch/arm/mach-versal2/include/mach/hardware.h
b/arch/arm/mach-versal2/include/mach/hardware.h
index 42e3061a0ae..022c8b3c832 100644
--- a/arch/arm/mach-versal2/include/mach/hardware.h
+++ b/arch/arm/mach-versal2/include/mach/hardware.h
@@ -67,6 +67,7 @@ struct crp_regs {
#define USB_MODE 0x00000007
#define OSPI_MODE 0x00000008
#define SELECTMAP_MODE 0x0000000A
+#define UFS_MODE 0x0000000B
#define SD1_LSHFT_MODE 0x0000000E /* SD1 Level shifter */
#define JTAG_MODE 0x00000000
#define BOOT_MODE_USE_ALT 0x100
diff --git a/board/amd/versal2/board.c b/board/amd/versal2/board.c
index 5651d516a9e..220ab63c994 100644
--- a/board/amd/versal2/board.c
+++ b/board/amd/versal2/board.c
@@ -252,6 +252,16 @@ static int boot_targets_setup(void)
mode = "mmc";
bootseq = dev_seq(dev);
break;
+ case UFS_MODE:
+ puts("UFS_MODE\n");
+ if (uclass_get_device(UCLASS_UFS, 0, &dev)) {
+ debug("UFS driver for UFS device is not present\n");
+ break;
+ }
+ debug("ufs device found at %p\n", dev);
+
+ mode = "ufs";
+ break;
default:
printf("Invalid Boot Mode:0x%x\n", bootmode);
break;
Applied.
M
