Re: [U-Boot] [PATCH 3/4] rockchip: px5: enable spl-fifo-mode for emmc for px5-evb

On 2019/11/26 下午9:15, Andy Yan wrote:

We need load some parts of ATF to sram, but rockchip dwmmc controllers can't do dma to non-ddr addresses space, so set the mmc controller into fifo mode in spl.

Signed-off-by: Andy Yan andy.yan@rock-chips.com

Reviewed-by: Kever Yang kever.yang@rock-chips.com

Thanks, - Kever

---

arch/arm/dts/rk3368-px5-evb-u-boot.dtsi | 2 ++ 1 file changed, 2 insertions(+)

diff --git a/arch/arm/dts/rk3368-px5-evb-u-boot.dtsi b/arch/arm/dts/rk3368-px5-evb-u-boot.dtsi index 002767a033..936ce55727 100644 --- a/arch/arm/dts/rk3368-px5-evb-u-boot.dtsi +++ b/arch/arm/dts/rk3368-px5-evb-u-boot.dtsi @@ -58,6 +58,8 @@ };

&emmc {

• /* mmc to sram can't do dma, prevent aborts transferring TF-A parts */
• u-boot,spl-fifo-mode; u-boot,dm-pre-reloc; };