Re: [PATCH 1/2] arm64: dts: exynos: gs101: ufs: add dma-coherent property
From: André Draszik <andre.draszik@linaro.org>
Date: 2025-03-14 15:56:27
Also in:
linux-devicetree, linux-samsung-soc, linux-scsi, lkml, stable
On Fri, 2025-03-14 at 15:38 +0000, Peter Griffin wrote:
ufs-exynos driver configures the sysreg shareability as
cacheable for gs101 so we need to set the dma-coherent
property so the descriptors are also allocated cacheable.
This fixes the UFS stability issues we have seen with
the upstream UFS driver on gs101.
Fixes: 4c65d7054b4c ("arm64: dts: exynos: gs101: Add ufs and ufs-phy dt nodes")
Cc: stable@vger.kernel.org
Suggested-by: Will McVicker <redacted>
Signed-off-by: Peter Griffin <peter.griffin@linaro.org>Tested-by: André Draszik <andre.draszik@linaro.org> Reviewed-by: André Draszik <andre.draszik@linaro.org>