Re: [PATCH 1/5] mmc: rockchip_sdhci: Skip blocks read workaround on RK3399

[Kever Yang]

On 2023/5/7 01:41, Jonas Karlman wrote:

The workaround to limit number of blocks to read in a single command
should only be applied to RK3568 and RK3588. Change to be more strict
when to apply the workaround.

Fixes: 2cc6cde647e2 ("mmc: rockchip_sdhci: Limit number of blocks read in a single 
command")
Suggested-by: Simon Glass <s...@chromium.org>
Signed-off-by: Jonas Karlman <jo...@kwiboo.se>

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

Thanks,
- Kever

---
  drivers/mmc/rockchip_sdhci.c | 4 +++-
  1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/mmc/rockchip_sdhci.c b/drivers/mmc/rockchip_sdhci.c
index 4f110976f4e8..8e4a158049a9 100644
--- a/drivers/mmc/rockchip_sdhci.c
+++ b/drivers/mmc/rockchip_sdhci.c
@@ -594,7 +594,9 @@ static int rockchip_sdhci_probe(struct udevice *dev)
         * triggers Data End Bit Error on RK3568 and RK3588. Limit to reading
         * max 4 blocks in one command when using PIO mode.
         */
-       if (!(host->flags & USE_DMA))
+       if (!(host->flags & USE_DMA) &&
+           (device_is_compatible(dev, "rockchip,rk3568-dwcmshc") ||
+            device_is_compatible(dev, "rockchip,rk3588-dwcmshc")))
                cfg->b_max = 4;

return sdhci_probe(dev);