From 449adb00d4f7870eb07adedd34e4a4b69036ec12 Mon Sep 17 00:00:00 2001 From: Peter Griffin Date: Fri, 26 Apr 2024 13:20:00 +0100 Subject: 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 Link: https://lore.kernel.org/r/20240426122004.2249178-3-peter.griffin@linaro.org Acked-by: Krzysztof Kozlowski Tested-by: Will McVicker Signed-off-by: Martin K. Petersen --- drivers/ufs/host/ufs-exynos.c | 5 ++++- drivers/ufs/host/ufs-exynos.h | 1 + 2 files changed, 5 insertions(+), 1 deletion(-) (limited to 'drivers/ufs') 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) \ -- cgit v1.2.3