vhaudiquet/u-boot-krane
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

ufs: rcar-gen5: Switch from FASTAUTO mode to FAST mode

Browse Source 
Switch from FASTAUTO to FAST mode and lane 2 to achieve
higher throughput. Drop the 64bit address quirk.

Signed-off-by: Tuyen Dang <tuyen.dang.xa@renesas.com>
Signed-off-by: Marek Vasut <marek.vasut+renesas@mailbox.org>
This commit is contained in:
Tuyen Dang
2026-08-07 21:58:59 +02:00
committed by Marek Vasut
parent 0806005382
commit 844e134e9d
1 changed files with 14 additions and 8 deletions
Download Patch File Download Diff File Expand all files Collapse all files
drivers/ufs/ufs-renesas-rcar-gen5.c
+14 -8
View File
@@ -72,7 +72,7 @@ static int ufs_renesas_pre_init(struct ufs_hba *hba)
if (ret)
return ret;
writew(0x0000, priv->phy_base + 0x20000);
clrbits_le16(priv->phy_base + 0x20000, BIT(0));
ufshcd_writel(hba, BIT(0), REG_CONTROLLER_ENABLE);
@@ -88,6 +88,9 @@ static int ufs_renesas_pre_init(struct ufs_hba *hba)
if (ret)
return ret;
ufshcd_rmwl(hba, 0xe000, 0, 0xc0);
ufshcd_rmwl(hba, 0x5000, 0x5000, 0xc0);
/* Skip IE because we cannot handle interrupts here */
ufs_dme_command(hba, 0x00000002, 0x81010000, 0x00000000, 0x00000005);
ufs_dme_command(hba, 0x00000002, 0x81150000, 0x00000000, 0x00000001);
@@ -133,6 +136,10 @@ static int ufs_renesas_pre_init(struct ufs_hba *hba)
if (ret)
return ret;
clrbits_le16(priv->phy_base + 0x20000, BIT(0));
ufs_dme_command(hba, 0x00000002, 0xd0890000, 0x00000000, 0x00000001);
priv->initialized = true;
return 0;
@@ -140,8 +147,7 @@ static int ufs_renesas_pre_init(struct ufs_hba *hba)
static int ufs_renesas_init(struct ufs_hba *hba)
{
hba->quirks |= UFSHCD_QUIRK_BROKEN_64BIT_ADDRESS | UFSHCD_QUIRK_HIBERN_FASTAUTO |
UFSHCD_QUIRK_BROKEN_LCC;
hba->quirks |= UFSHCD_QUIRK_HIBERN_FASTAUTO | UFSHCD_QUIRK_BROKEN_LCC;
return 0;
}
@@ -180,12 +186,12 @@ static int ufs_renesas_get_max_pwr_mode(struct ufs_hba *hba,
{
max_pwr_info->info.gear_rx = UFS_HS_G5;
max_pwr_info->info.gear_tx = UFS_HS_G5;
max_pwr_info->info.pwr_tx = FASTAUTO_MODE;
max_pwr_info->info.pwr_rx = FASTAUTO_MODE;
max_pwr_info->info.hs_rate = PA_HS_MODE_A;
max_pwr_info->info.pwr_tx = FAST_MODE;
max_pwr_info->info.pwr_rx = FAST_MODE;
max_pwr_info->info.hs_rate = PA_HS_MODE_B;
max_pwr_info->info.lane_rx = 1;
max_pwr_info->info.lane_tx = 1;
max_pwr_info->info.lane_rx = 2;
max_pwr_info->info.lane_tx = 2;
dev_info(hba->dev, "Max HS Gear: %d\n", max_pwr_info->info.gear_rx);