From: Bin Meng <bmeng.cn@gmail.com>
To: u-boot@lists.denx.de
Subject: [PATCH v2 4/4] riscv: Setup reserved-memory node for FU540
Date: Sat, 14 Mar 2020 18:17:56 +0800 [thread overview]
Message-ID: <CAEUhbmX=f3XpBV_g2=_wmbzGP=jqr8_Ui0mAGQPvsMiSTCm3tg@mail.gmail.com> (raw)
In-Reply-To: <20200314001132.17393-5-atish.patra@wdc.com>
Hi Atish,
On Sat, Mar 14, 2020 at 8:11 AM Atish Patra <atish.patra@wdc.com> wrote:
>
> FU540 uses OF_SEPARATE instead of OF_PRIOR.
>
> Enable OF_BOARD_FIXUP to update the DT with reserved-memory node.
>
> Signed-off-by: Atish Patra <atish.patra@wdc.com>
> ---
> board/sifive/fu540/fu540.c | 15 +++++++++++++++
> configs/sifive_fu540_defconfig | 1 +
> 2 files changed, 16 insertions(+)
>
> diff --git a/board/sifive/fu540/fu540.c b/board/sifive/fu540/fu540.c
> index 47a20902517c..82b3a9c8e729 100644
> --- a/board/sifive/fu540/fu540.c
> +++ b/board/sifive/fu540/fu540.c
> @@ -141,6 +141,21 @@ int misc_init_r(void)
>
> #endif
>
> +#ifdef CONFIG_OF_BOARD_FIXUP
> +int board_fix_fdt(void *fdt)
This is used to fix-up the DT that U-Boot uses, not the DT that
operating system uses.
As I mentioned in
https://github.com/riscv/riscv-sbi-doc/pull/37#issuecomment-596184723,
we need consider U-Boot SPL usage.
> +{
> + int err;
> +
> + err = riscv_board_reserved_mem_fixup(fdt);
> + if (err < 0) {
> + printf("failed to fixup DT for reserved memory: %d\n", err);
> + return err;
> + }
> +
> + return 0;
> +}
> +#endif
> +
> int board_init(void)
> {
> /* For now nothing to do here. */
> diff --git a/configs/sifive_fu540_defconfig b/configs/sifive_fu540_defconfig
> index 6d61e6c960ee..8fb3794cd578 100644
> --- a/configs/sifive_fu540_defconfig
> +++ b/configs/sifive_fu540_defconfig
> @@ -12,3 +12,4 @@ CONFIG_DISPLAY_BOARDINFO=y
> CONFIG_DEFAULT_DEVICE_TREE="hifive-unleashed-a00"
> CONFIG_SYS_RELOC_GD_ENV_ADDR=y
> CONFIG_DM_MTD=y
> +CONFIG_OF_BOARD_FIXUP=y
> --
Regards,
Bin
next prev parent reply other threads:[~2020-03-14 10:17 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-03-14 0:11 [PATCH v2 0/4] DT related fixes for RISC-V UEFI Atish Patra
2020-03-14 0:11 ` [PATCH v2 1/4] riscv: Add boot hartid to Device tree Atish Patra
2020-03-14 0:53 ` Atish Patra
2020-03-14 0:11 ` [PATCH v2 2/4] cmd: bootefi: Parse reserved-memory node from DT Atish Patra
2020-03-14 0:55 ` Atish Patra
2020-03-14 7:14 ` Heinrich Schuchardt
2020-03-14 8:50 ` Heinrich Schuchardt
2020-03-18 9:10 ` Atish Patra
2020-03-14 0:11 ` [PATCH v2 3/4] riscv: Provide a mechanism for riscv boards to parse reserved memory Atish Patra
2020-03-14 0:54 ` Atish Patra
2020-03-14 9:59 ` Bin Meng
2020-03-16 19:07 ` Atish Patra
2020-03-14 0:11 ` [PATCH v2 4/4] riscv: Setup reserved-memory node for FU540 Atish Patra
2020-03-14 0:55 ` Atish Patra
2020-03-14 10:17 ` Bin Meng [this message]
2020-03-16 19:21 ` Atish Patra
2020-03-14 0:53 ` [PATCH v2 0/4] DT related fixes for RISC-V UEFI Atish Patra
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