Re: [U-Boot] [PATCH v3 17/18] ram: rk3399: Enable sdram debug functions

[Kever Yang]

On 2019/7/16 上午2:28, Jagan Teki wrote:

This would help to debug the sdram base parameters while
debugging existing chip or while supporting new sdram type.

It require explicit enablement of CONFIG_RAM_ROCKCHIP_DEBUG
for showing the debug prints.

Signed-off-by: Jagan Teki <ja...@amarulasolutions.com>

Reviewed-by: Kever Yang <kever.y...@rock-chips.com>

Thanks,
 - Kever

---
  drivers/ram/rockchip/sdram_rk3399.c | 5 +++++
  1 file changed, 5 insertions(+)

diff --git a/drivers/ram/rockchip/sdram_rk3399.c 
b/drivers/ram/rockchip/sdram_rk3399.c
index b83955f94e..9a60c24135 100644
--- a/drivers/ram/rockchip/sdram_rk3399.c
+++ b/drivers/ram/rockchip/sdram_rk3399.c
@@ -1251,6 +1251,8 @@ static unsigned char calculate_stride(struct 
rk3399_sdram_params *params)
                }
        }

+ sdram_print_stride(stride);

+
        return stride;
  }

@@ -1357,11 +1359,14 @@ static int sdram_init(struct dram_info *dram,

                debug("Channel ");
                debug(channel ? "1: " : "0: ");

+ sdram_print_ddr_info(cap_info, &params->base);

+
                set_ddrconfig(chan, params, channel, cap_info->ddrconfig);
        }

if (params->base.num_channels == 0) {

                printf("%s: ", __func__);
+               sdram_print_dram_type(params->base.dramtype);
                printf(" - %dMHz failed!\n", params->base.ddr_freq);
                return -EINVAL;
        }

_______________________________________________
U-Boot mailing list
U-Boot@lists.denx.de
https://lists.denx.de/listinfo/u-boot