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scsi: ufs: host: mediatek: Fix UniPro setting for MT6989

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Set the UniPro attribute 0xD09E[4] bit to enable the 1144 functions
specifically for the MT6989 platform. This adjustment ensures proper
functionality and compatibility with the MT6989 hardware.

Signed-off-by: Peter Wang <peter.wang@mediatek.com>
Link: https://lore.kernel.org/r/20250811131423.3444014-9-peter.wang@mediatek.com
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Peter Wang 2025-08-11 21:11:24 +08:00 committed by Martin K. Petersen
parent f1617ecf18
commit bacb96ce06
1 changed files with 11 additions and 0 deletions
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11
drivers/ufs/host/ufs-mediatek.c
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@ -1475,6 +1475,7 @@ static int ufs_mtk_pre_link(struct ufs_hba *hba)
{
int ret;
u32 tmp;
struct ufs_mtk_host *host = ufshcd_get_variant(hba);
ufs_mtk_get_controller_version(hba);
@ -1500,6 +1501,16 @@ static int ufs_mtk_pre_link(struct ufs_hba *hba)
ret = ufshcd_dme_set(hba, UIC_ARG_MIB(VS_SAVEPOWERCONTROL), tmp);
/* Enable the 1144 functions setting */
if (host->ip_ver == IP_VER_MT6989) {
ret = ufshcd_dme_get(hba, UIC_ARG_MIB(VS_DEBUGOMC), &tmp);
if (ret)
return ret;
tmp |= 0x10;
ret = ufshcd_dme_set(hba, UIC_ARG_MIB(VS_DEBUGOMC), tmp);
}
return ret;
}
static void ufs_mtk_post_link(struct ufs_hba *hba)