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nvidia-oot: ufs: add support for ufs driver for thor

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Bug 4199271

Signed-off-by: Manish Bhardwaj <mbhardwaj@nvidia.com>
Change-Id: If8f0270e7d1141e218d031ff8faca1274ec42c96
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nv-oot/+/2974347
Reviewed-by: Mallikarjun Kasoju <mkasoju@nvidia.com>
Reviewed-by: Sandeep Trasi <strasi@nvidia.com>
GVS: Gerrit_Virtual_Submit <buildbot_gerritrpt@nvidia.com>
This commit is contained in:
Manish Bhardwaj
2023-09-05 22:46:18 +05:30
committed by mobile promotions
parent 89a8096aff
commit 3d4d545d18
2 changed files with 68 additions and 10 deletions
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58
drivers/scsi/ufs/ufs-tegra-common.c
View File

@@ -143,6 +143,9 @@ static int ufs_tegra_mphy_receiver_calibration(struct ufs_tegra_host *ufs_tegra,
int err = 0;
u32 mphy_rx_vendor2_reg;
if (tegra_sku_info.platform == TEGRA_PLATFORM_VDK)
return 0;
if (ufs_tegra->enable_mphy_rx_calib)
return 0;
@@ -974,7 +977,7 @@ static int ufs_tegra_suspend(struct ufs_hba *hba, enum ufs_pm_op pm_op,
ufs_tegra->ufshc_state = UFSHC_SUSPEND;
if (ufs_tegra->soc->chip_id != TEGRA234) {
if (ufs_tegra->soc->chip_id < TEGRA234) {
/*
* Enable DPD for UFS
*/
@@ -1283,7 +1286,7 @@ static int ufs_tegra_hce_enable_notify(struct ufs_hba *hba,
ufs_tegra_ufs_aux_prog(ufs_tegra);
ufs_tegra_set_clk_div(hba, UFS_VNDR_HCLKDIV_1US_TICK);
clk_disable_unprepare(ufs_tegra->mphy_force_ls_mode);
if (ufs_tegra->soc->chip_id == TEGRA234)
if (ufs_tegra->soc->chip_id >= TEGRA234)
ufs_tegra_ufs_mmio_axi(hba);
break;
default:
@@ -1439,6 +1442,8 @@ static int ufs_tegra_init(struct ufs_hba *hba)
struct device *dev = hba->dev;
int err = 0;
resource_size_t ufs_aux_base_addr, ufs_aux_addr_range, mphy_addr_range;
resource_size_t mphy_l0_addr_base, mphy_l1_addr_base;
resource_size_t ufs_virt_base_addr = 0, ufs_virt_addr_range = 0;
struct iommu_fwspec *fwspec;
ufs_tegra = devm_kzalloc(dev, sizeof(*ufs_tegra), GFP_KERNEL);
@@ -1461,9 +1466,29 @@ static int ufs_tegra_init(struct ufs_hba *hba)
hba->rpm_lvl = UFS_PM_LVL_1;
hba->caps |= UFSHCD_CAP_INTR_AGGR;
if (ufs_tegra->soc->chip_id > TEGRA234) {
ufs_aux_base_addr = NV_ADDRESS_MAP_T264_UFSHC_AUX_BASE;
ufs_aux_addr_range = UFS_AUX_ADDR_RANGE_264;
mphy_l0_addr_base = NV_ADDRESS_MAP_MPHY_L0_BASE_T264;
mphy_l1_addr_base = NV_ADDRESS_MAP_MPHY_L1_BASE_T264;
mphy_addr_range = MPHY_ADDR_RANGE_T264;
ufs_virt_base_addr = NV_ADDRESS_MAP_T264_UFSHC_VIRT_BASE;
ufs_virt_addr_range = UFS_AUX_ADDR_VIRT_RANGE_264;
} else if (ufs_tegra->soc->chip_id == TEGRA234) {
ufs_aux_base_addr = NV_ADDRESS_MAP_T23X_UFSHC_AUX_BASE;
ufs_aux_addr_range = UFS_AUX_ADDR_RANGE_23X;
mphy_l0_addr_base = NV_ADDRESS_MAP_MPHY_L0_BASE;
mphy_l1_addr_base = NV_ADDRESS_MAP_MPHY_L1_BASE;
mphy_addr_range = MPHY_ADDR_RANGE_T234;
ufs_virt_base_addr = NV_ADDRESS_MAP_T23X_UFSHC_VIRT_BASE;
ufs_virt_addr_range = UFS_AUX_ADDR_VIRT_RANGE_23X;
} else {
ufs_aux_base_addr = NV_ADDRESS_MAP_UFSHC_AUX_BASE;
ufs_aux_addr_range = UFS_AUX_ADDR_RANGE;
mphy_l0_addr_base = NV_ADDRESS_MAP_MPHY_L0_BASE;
mphy_l1_addr_base = NV_ADDRESS_MAP_MPHY_L1_BASE;
mphy_addr_range = MPHY_ADDR_RANGE;
}
ufs_tegra->ufs_aux_base = devm_ioremap(dev,
ufs_aux_base_addr, ufs_aux_addr_range);
@@ -1474,7 +1499,7 @@ static int ufs_tegra_init(struct ufs_hba *hba)
}
ufs_tegra->mphy_l0_base = devm_ioremap(dev,
NV_ADDRESS_MAP_MPHY_L0_BASE, mphy_addr_range);
mphy_l0_addr_base, mphy_addr_range);
if (!ufs_tegra->mphy_l0_base) {
err = -ENOMEM;
dev_err(dev, "mphy_l0_base ioremap failed\n");
@@ -1482,17 +1507,17 @@ static int ufs_tegra_init(struct ufs_hba *hba)
}
ufs_tegra->mphy_l1_base = devm_ioremap(dev,
NV_ADDRESS_MAP_MPHY_L1_BASE, mphy_addr_range);
mphy_l1_addr_base, mphy_addr_range);
if (!ufs_tegra->mphy_l1_base) {
err = -ENOMEM;
dev_err(dev, "mphy_l1_base ioremap failed\n");
goto out;
}
if (ufs_tegra->soc->chip_id == TEGRA234) {
if (ufs_tegra->soc->chip_id >= TEGRA234) {
ufs_tegra->ufs_virtualization_base = devm_ioremap(dev,
NV_ADDRESS_MAP_T23X_UFSHC_VIRT_BASE,
UFS_AUX_ADDR_VIRT_RANGE_23X);
ufs_virt_base_addr,
ufs_virt_addr_range);
if (!ufs_tegra->ufs_virtualization_base) {
err = -ENOMEM;
dev_err(dev, "UFS Virtualization failed\n");
@@ -1500,6 +1525,12 @@ static int ufs_tegra_init(struct ufs_hba *hba)
}
}
/*
* Clocks are not present on VDK
*/
if (tegra_sku_info.platform == TEGRA_PLATFORM_VDK)
goto aux_init;
err = ufs_tegra_init_ufs_clks(ufs_tegra);
if (err)
goto out_host_free;
@@ -1538,6 +1569,8 @@ static int ufs_tegra_init(struct ufs_hba *hba)
ufs_tegra_ufs_deassert_reset(ufs_tegra);
ufs_tegra_mphy_rx_advgran(ufs_tegra);
aux_init:
ufs_tegra_ufs_aux_ref_clk_disable(ufs_tegra);
ufs_tegra_aux_reset_enable(ufs_tegra);
ufs_tegra_ufs_aux_prog(ufs_tegra);
@@ -1638,6 +1671,12 @@ static struct ufs_tegra_soc_data tegra234_soc_data = {
.chip_id = TEGRA234,
};
#if LINUX_VERSION_CODE >= KERNEL_VERSION(6, 1, 0)
static struct ufs_tegra_soc_data tegra264_soc_data = {
.chip_id = TEGRA264,
};
#endif
static const struct of_device_id ufs_tegra_of_match[] = {
{
.compatible = "tegra194,ufs_variant",
@@ -1645,6 +1684,11 @@ static const struct of_device_id ufs_tegra_of_match[] = {
}, {
.compatible = "tegra234,ufs_variant",
.data = &tegra234_soc_data,
#if LINUX_VERSION_CODE >= KERNEL_VERSION(6, 1, 0)
}, {
.compatible = "tegra264,ufs_variant",
.data = &tegra264_soc_data,
#endif
},
{},
};

14
drivers/scsi/ufs/ufs-tegra.h
View File

@@ -14,6 +14,20 @@
#define MPHY_ADDR_RANGE 0x200
#define UFS_AUX_ADDR_VIRT_RANGE_23X 0x14f
#define NV_ADDRESS_MAP_MPHY_L0_BASE_T264 0xa80b910000
#define NV_ADDRESS_MAP_MPHY_L1_BASE_T264 0xa80b920000
#define MPHY_ADDR_RANGE_T264 0x10000
/* UFS AUX Base address for T264 */
#define NV_ADDRESS_MAP_T264_UFSHC_AUX_BASE 0xa80b8e0000
/* UFS AUX address range in T264 */
#define UFS_AUX_ADDR_RANGE_264 0x100
/* UFS VIRTUALIZATION address for T264 */
#define NV_ADDRESS_MAP_T264_UFSHC_VIRT_BASE 0xa80b8f0000
/* UFS VIRTUALIZATION range in T264 */
#define UFS_AUX_ADDR_VIRT_RANGE_264 0x200
/* UFS AUX Base address for T194 */
#define NV_ADDRESS_MAP_UFSHC_AUX_BASE 0x02460000
/* UFS AUX address range in T194 */