| Message ID | 1612710687-56493-10-git-send-email-bmeng.cn@gmail.com |
|---|---|
| State | Superseded |
| Delegated to: | Priyanka Jain |
| Headers | show |
| Series | ppc: qemu: Convert qemu-ppce500 to driver model | expand |
On Sun, 7 Feb 2021 at 08:12, Bin Meng <bmeng.cn@gmail.com> wrote: > > The QEMU ppce500 machine generates a device tree blob and passes > it to U-Boot during boot. Let's enable OF_CONTROL with OF_BOARD > and provide board_fdt_blob_setup() in the board codes. > > Signed-off-by: Bin Meng <bmeng.cn@gmail.com> > --- > > board/freescale/qemu-ppce500/qemu-ppce500.c | 10 ++++++++++ > configs/qemu-ppce500_defconfig | 3 ++- > 2 files changed, 12 insertions(+), 1 deletion(-) Reviewed-by: Simon Glass <sjg@chromium.org>
diff --git a/board/freescale/qemu-ppce500/qemu-ppce500.c b/board/freescale/qemu-ppce500/qemu-ppce500.c index 33d71ba..83cff2d 100644 --- a/board/freescale/qemu-ppce500/qemu-ppce500.c +++ b/board/freescale/qemu-ppce500/qemu-ppce500.c @@ -363,3 +363,13 @@ u32 cpu_mask(void) { return (1 << cpu_numcores()) - 1; } + +/** + * Return the virtual address of FDT that was passed by QEMU + * + * @return virtual address of FDT received from QEMU in r3 register + */ +void *board_fdt_blob_setup(void) +{ + return get_fdt_virt(); +} diff --git a/configs/qemu-ppce500_defconfig b/configs/qemu-ppce500_defconfig index 25fcd41..4522e18 100644 --- a/configs/qemu-ppce500_defconfig +++ b/configs/qemu-ppce500_defconfig @@ -22,6 +22,8 @@ CONFIG_CMD_PING=y # CONFIG_CMD_HASH is not set CONFIG_CMD_EXT2=y CONFIG_DOS_PARTITION=y +CONFIG_OF_CONTROL=y +CONFIG_OF_BOARD=y CONFIG_ENV_OVERWRITE=y CONFIG_SYS_RELOC_GD_ENV_ADDR=y # CONFIG_MMC is not set @@ -29,4 +31,3 @@ CONFIG_E1000=y CONFIG_SYS_NS16550=y CONFIG_ADDR_MAP=y CONFIG_PANIC_HANG=y -CONFIG_OF_LIBFDT=y
The QEMU ppce500 machine generates a device tree blob and passes it to U-Boot during boot. Let's enable OF_CONTROL with OF_BOARD and provide board_fdt_blob_setup() in the board codes. Signed-off-by: Bin Meng <bmeng.cn@gmail.com> --- board/freescale/qemu-ppce500/qemu-ppce500.c | 10 ++++++++++ configs/qemu-ppce500_defconfig | 3 ++- 2 files changed, 12 insertions(+), 1 deletion(-)