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authorPeter Griffin <peter.griffin@linaro.org>2024-04-26 13:20:00 +0100
committerMartin K. Petersen <martin.petersen@oracle.com>2024-05-06 21:34:37 -0400
commit449adb00d4f7870eb07adedd34e4a4b69036ec12 (patch)
tree6e674e08e24d2b24096e9baf060af231cbd07804 /drivers/ufs
parent438e23b61cd42c874053dd525e10781c507d71dd (diff)
scsi: ufs: exynos: Add EXYNOS_UFS_OPT_UFSPR_SECURE option
This option is intended to be set on platforms whose ufspr registers are only accessible via smc call (such as gs101). Signed-off-by: Peter Griffin <peter.griffin@linaro.org> Link: https://lore.kernel.org/r/20240426122004.2249178-3-peter.griffin@linaro.org Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Tested-by: Will McVicker <willmcvicker@google.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/ufs')
-rw-r--r--drivers/ufs/host/ufs-exynos.c5
-rw-r--r--drivers/ufs/host/ufs-exynos.h1
2 files changed, 5 insertions, 1 deletions
diff --git a/drivers/ufs/host/ufs-exynos.c b/drivers/ufs/host/ufs-exynos.c
index 734d40f99e31..0219a5806619 100644
--- a/drivers/ufs/host/ufs-exynos.c
+++ b/drivers/ufs/host/ufs-exynos.c
@@ -1186,7 +1186,10 @@ static int exynos_ufs_init(struct ufs_hba *hba)
if (ret)
goto out;
exynos_ufs_specify_phy_time_attr(ufs);
- exynos_ufs_config_smu(ufs);
+ if (!(ufs->opts & EXYNOS_UFS_OPT_UFSPR_SECURE))
+ exynos_ufs_config_smu(ufs);
+
+ hba->host->dma_alignment = SZ_4K - 1;
return 0;
out:
diff --git a/drivers/ufs/host/ufs-exynos.h b/drivers/ufs/host/ufs-exynos.h
index a4bd6646d7f1..0fc21b6bbfcd 100644
--- a/drivers/ufs/host/ufs-exynos.h
+++ b/drivers/ufs/host/ufs-exynos.h
@@ -221,6 +221,7 @@ struct exynos_ufs {
#define EXYNOS_UFS_OPT_BROKEN_RX_SEL_IDX BIT(3)
#define EXYNOS_UFS_OPT_USE_SW_HIBERN8_TIMER BIT(4)
#define EXYNOS_UFS_OPT_SKIP_CONFIG_PHY_ATTR BIT(5)
+#define EXYNOS_UFS_OPT_UFSPR_SECURE BIT(6)
};
#define for_each_ufs_rx_lane(ufs, i) \