diff options
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/scsi/ufs/ufs-qcom.h | 28 |
1 files changed, 26 insertions, 2 deletions
diff --git a/include/linux/scsi/ufs/ufs-qcom.h b/include/linux/scsi/ufs/ufs-qcom.h index c82647d01d51..c2df38d4f559 100644 --- a/include/linux/scsi/ufs/ufs-qcom.h +++ b/include/linux/scsi/ufs/ufs-qcom.h @@ -61,6 +61,12 @@ enum { REG_UFS_CFG2 = 0xE0, REG_UFS_HW_VERSION = 0xE4, + UFS_TEST_BUS = 0xE8, + UFS_TEST_BUS_CTRL_0 = 0xEC, + UFS_TEST_BUS_CTRL_1 = 0xF0, + UFS_TEST_BUS_CTRL_2 = 0xF4, + UFS_UNIPRO_CFG = 0xF8, + UFS_DBG_RD_REG_UAWM = 0x100, UFS_DBG_RD_REG_UARM = 0x200, UFS_DBG_RD_REG_TXUC = 0x300, @@ -78,6 +84,8 @@ enum { /* bit definitions for REG_UFS_CFG1 register */ #define QUNIPRO_SEL UFS_BIT(0) +#define TEST_BUS_EN BIT(18) +#define TEST_BUS_SEL GENMASK(22, 19) /* bit definitions for REG_UFS_CFG2 register */ #define UAWM_HW_CGC_EN (1 << 0) @@ -89,6 +97,9 @@ enum { #define TMRLUT_HW_CGC_EN (1 << 6) #define OCSC_HW_CGC_EN (1 << 7) +/* bit definition for UFS_UFS_TEST_BUS_CTRL_n */ +#define TEST_BUS_SUB_SEL_MASK 0x1F /* All XXX_SEL fields are 5 bits wide */ + #define REG_UFS_CFG2_CGC_EN_ALL (UAWM_HW_CGC_EN | UARM_HW_CGC_EN |\ TXUC_HW_CGC_EN | RXUC_HW_CGC_EN |\ DFC_HW_CGC_EN | TRLUT_HW_CGC_EN |\ @@ -124,10 +135,11 @@ struct ufs_qcom_phy_vreg { /* QCOM UFS debug print bit mask */ #define UFS_QCOM_DBG_PRINT_REGS_EN BIT(0) #define UFS_QCOM_DBG_PRINT_ICE_REGS_EN BIT(1) +#define UFS_QCOM_DBG_PRINT_TEST_BUS_EN BIT(2) #define UFS_QCOM_DBG_PRINT_ALL \ - (UFS_QCOM_DBG_PRINT_REGS_EN | UFS_QCOM_DBG_PRINT_ICE_REGS_EN) - + (UFS_QCOM_DBG_PRINT_REGS_EN | UFS_QCOM_DBG_PRINT_ICE_REGS_EN | \ + UFS_QCOM_DBG_PRINT_TEST_BUS_EN) static inline void ufs_qcom_get_controller_revision(struct ufs_hba *hba, @@ -202,9 +214,18 @@ struct ufs_hw_version { struct qcom_debugfs_files { struct dentry *debugfs_root; struct dentry *dbg_print_en; + struct dentry *testbus; + struct dentry *testbus_en; + struct dentry *testbus_cfg; + struct dentry *testbus_bus; }; #endif +struct ufs_qcom_testbus { + u8 select_major; + u8 select_minor; +}; + struct ufs_qcom_host { /* * Set this capability if host controller supports the QUniPro mode @@ -234,12 +255,15 @@ struct ufs_qcom_host { #endif /* Bitmask for enabling debug prints */ u32 dbg_print_en; + struct ufs_qcom_testbus testbus; }; #define ufs_qcom_is_link_off(hba) ufshcd_is_link_off(hba) #define ufs_qcom_is_link_active(hba) ufshcd_is_link_active(hba) #define ufs_qcom_is_link_hibern8(hba) ufshcd_is_link_hibern8(hba) +int ufs_qcom_testbus_config(struct ufs_qcom_host *host); + #define MAX_PROP_NAME 32 #define VDDA_PHY_MIN_UV 1000000 #define VDDA_PHY_MAX_UV 1000000 |