# SPDX-License-Identifier: GPL-2.0+ # # Kernel configuration file for the UFS host controller drivers. # # Copyright (C) 2011-2013 Samsung India Software Operations # # Authors: # Santosh Yaraganavi # Vinayak Holikatti config UFS_DBG bool "Universal Flash Storage Debug Mode" depends on SCSI_UFSHCD help This selects the debug mode for ufs vendor driver. Enables tracing for QTI ufs driver. This also enables ftrace for ufs core and SCSI. Enabling this would have an adverse performance impact on disk IO. If unsure, say N. config SCSI_UFSHCD_PCI tristate "PCI bus based UFS Controller support" depends on PCI help This selects the PCI UFS Host Controller Interface. Select this if you have UFS Host Controller with PCI Interface. If you have a controller with this interface, say Y or M here. If unsure, say N. config SCSI_UFS_DWC_TC_PCI tristate "DesignWare pci support using a G210 Test Chip" depends on SCSI_UFSHCD_PCI help Synopsys Test Chip is a PHY for prototyping purposes. If unsure, say N. config SCSI_UFSHCD_PLATFORM tristate "Platform bus based UFS Controller support" depends on HAS_IOMEM help This selects the UFS host controller support. Select this if you have an UFS controller on Platform bus. If you have a controller with this interface, say Y or M here. If unsure, say N. config SCSI_UFS_CDNS_PLATFORM tristate "Cadence UFS Controller platform driver" depends on SCSI_UFSHCD_PLATFORM help This selects the Cadence-specific additions to UFSHCD platform driver. If unsure, say N. config SCSI_UFS_DWC_TC_PLATFORM tristate "DesignWare platform support using a G210 Test Chip" depends on OF && SCSI_UFSHCD_PLATFORM help Synopsys Test Chip is a PHY for prototyping purposes. If unsure, say N. config SCSI_UFS_QCOM tristate "QCOM specific hooks to UFS controller platform driver" depends on SCSI_UFSHCD_PLATFORM && ARCH_QCOM depends on RESET_CONTROLLER select QCOM_SCM if SCSI_UFS_CRYPTO help This selects the QCOM specific additions to UFSHCD platform driver. UFS host on QCOM needs some vendor specific configuration before accessing the hardware which includes PHY configuration and vendor specific registers. Select this if you have UFS controller on QCOM chipset. If unsure, say N. config SCSI_UFS_CRYPTO_QTI tristate "Vendor specific UFS crypto engine support" depends on SCSI_UFS_CRYPTO help Enable Vendor Crypto Engine Support in UFS Enabling this allows kernel to use UFS crypto operations defined and implemented by QTI. This is mainly required for implementing storage encryption using wrapped keys. config SCSI_UFS_MEDIATEK tristate "Mediatek specific hooks to UFS controller platform driver" depends on SCSI_UFSHCD_PLATFORM && ARCH_MEDIATEK depends on RESET_CONTROLLER select PHY_MTK_UFS select RESET_TI_SYSCON help This selects the Mediatek specific additions to UFSHCD platform driver. UFS host on Mediatek needs some vendor specific configuration before accessing the hardware which includes PHY configuration and vendor specific registers. Select this if you have UFS controller on Mediatek chipset. If unsure, say N. config SCSI_UFS_HISI tristate "Hisilicon specific hooks to UFS controller platform driver" depends on (ARCH_HISI || COMPILE_TEST) && SCSI_UFSHCD_PLATFORM help This selects the Hisilicon specific additions to UFSHCD platform driver. Select this if you have UFS controller on Hisilicon chipset. If unsure, say N. config SCSI_UFS_RENESAS tristate "Renesas specific hooks to UFS controller platform driver" depends on (ARCH_RENESAS || COMPILE_TEST) && SCSI_UFSHCD_PLATFORM help This selects the Renesas specific additions to UFSHCD platform driver. UFS host on Renesas needs some vendor specific configuration before accessing the hardware. Select this if you have UFS controller on Renesas chipset. If unsure, say N. config SCSI_UFS_TI_J721E tristate "TI glue layer for Cadence UFS Controller" depends on OF && HAS_IOMEM && (ARCH_K3 || COMPILE_TEST) help This selects driver for TI glue layer for Cadence UFS Host Controller IP. Selects this if you have TI platform with UFS controller. If unsure, say N. config SCSI_UFS_EXYNOS tristate "Exynos specific hooks to UFS controller platform driver" depends on SCSI_UFSHCD_PLATFORM && (ARCH_EXYNOS || COMPILE_TEST) help This selects the Samsung Exynos SoC specific additions to UFSHCD platform driver. UFS host on Samsung Exynos SoC includes HCI and UNIPRO layer, and associates with UFS-PHY driver. Select this if you have UFS host controller on Samsung Exynos SoC. If unsure, say N. config SCSI_UFS_VARIABLE_SG_ENTRY_SIZE bool default y if SCSI_UFS_CRYPTO config SCSI_UFS_SPRD tristate "Unisoc specific hooks to UFS controller platform driver" depends on SCSI_UFSHCD_PLATFORM && (ARCH_SPRD || COMPILE_TEST) help This selects the Unisoc specific additions to UFSHCD platform driver. UFS host on Unisoc needs some vendor specific configuration before accessing the hardware which includes PHY configuration and vendor specific registers. Select this if you have UFS controller on Unisoc chipset. If unsure, say N. config SEC_UFS_FEATURE bool "SEC specific UFS feature" default n depends on SCSI_UFSHCD help Enable Samsung feature support Enabling this allows kernel to use SEC specific feature defined and implemented by SEC. config SCSI_UFS_TEST_MODE bool "Samsung UFS TEST feature" default n depends on SEC_UFS_FEATURE help This selects support for test mode for debugging. Select this option if this feature is needed on working. If unsure, say N.