drivers/bus/Kconfig

   1 # SPDX-License-Identifier: GPL-2.0
   2 #
   3 # Bus Devices
   4 #
   5
   6 menu "Bus devices"
   7
   8 config ARM_CCI
   9         bool
  10
  11 config ARM_CCI_PMU
  12         bool
  13         select ARM_CCI
  14
  15 config ARM_CCI400_COMMON
  16         bool
  17         select ARM_CCI
  18
  19 config ARM_CCI400_PMU
  20         bool "ARM CCI400 PMU support"
  21         depends on (ARM && CPU_V7) || ARM64
  22         depends on PERF_EVENTS
  23         select ARM_CCI400_COMMON
  24         select ARM_CCI_PMU
  25         help
  26           Support for PMU events monitoring on the ARM CCI-400 (cache coherent
  27           interconnect). CCI-400 supports counting events related to the
  28           connected slave/master interfaces.
  29
  30 config ARM_CCI400_PORT_CTRL
  31         bool
  32         depends on ARM && OF && CPU_V7
  33         select ARM_CCI400_COMMON
  34         help
  35           Low level power management driver for CCI400 cache coherent
  36           interconnect for ARM platforms.
  37
  38 config ARM_CCI5xx_PMU
  39         bool "ARM CCI-500/CCI-550 PMU support"
  40         depends on (ARM && CPU_V7) || ARM64
  41         depends on PERF_EVENTS
  42         select ARM_CCI_PMU
  43         help
  44           Support for PMU events monitoring on the ARM CCI-500/CCI-550 cache
  45           coherent interconnects. Both of them provide 8 independent event counters,
  46           which can count events pertaining to the slave/master interfaces as well
  47           as the internal events to the CCI.
  48
  49           If unsure, say Y
  50
  51 config ARM_CCN
  52         tristate "ARM CCN driver support"
  53         depends on ARM || ARM64
  54         depends on PERF_EVENTS
  55         help
  56           PMU (perf) driver supporting the ARM CCN (Cache Coherent Network)
  57           interconnect.
  58
  59 config BRCMSTB_GISB_ARB
  60         bool "Broadcom STB GISB bus arbiter"
  61         depends on ARM || ARM64 || MIPS
  62         default ARCH_BRCMSTB || BMIPS_GENERIC
  63         help
  64           Driver for the Broadcom Set Top Box System-on-a-chip internal bus
  65           arbiter. This driver provides timeout and target abort error handling
  66           and internal bus master decoding.
  67
  68 config IMX_WEIM
  69         bool "Freescale EIM DRIVER"
  70         depends on ARCH_MXC
  71         help
  72           Driver for i.MX WEIM controller.
  73           The WEIM(Wireless External Interface Module) works like a bus.
  74           You can attach many different devices on it, such as NOR, onenand.
  75
  76 config MIPS_CDMM
  77         bool "MIPS Common Device Memory Map (CDMM) Driver"
  78         depends on CPU_MIPSR2
  79         help
  80           Driver needed for the MIPS Common Device Memory Map bus in MIPS
  81           cores. This bus is for per-CPU tightly coupled devices such as the
  82           Fast Debug Channel (FDC).
  83
  84           For this to work, either your bootloader needs to enable the CDMM
  85           region at an unused physical address on the boot CPU, or else your
  86           platform code needs to implement mips_cdmm_phys_base() (see
  87           asm/cdmm.h).
  88
  89 config MVEBU_MBUS
  90         bool
  91         depends on PLAT_ORION
  92         help
  93           Driver needed for the MBus configuration on Marvell EBU SoCs
  94           (Kirkwood, Dove, Orion5x, MV78XX0 and Armada 370/XP).
  95
  96 config OMAP_INTERCONNECT
  97         tristate "OMAP INTERCONNECT DRIVER"
  98         depends on ARCH_OMAP2PLUS
  99
 100         help
 101           Driver to enable OMAP interconnect error handling driver.
 102
 103 config OMAP_OCP2SCP
 104         tristate "OMAP OCP2SCP DRIVER"
 105         depends on ARCH_OMAP2PLUS
 106         help
 107           Driver to enable ocp2scp module which transforms ocp interface
 108           protocol to scp protocol. In OMAP4, USB PHY is connected via
 109           OCP2SCP and in OMAP5, both USB PHY and SATA PHY is connected via
 110           OCP2SCP.
 111
 112 config QCOM_EBI2
 113         bool "Qualcomm External Bus Interface 2 (EBI2)"
 114         depends on HAS_IOMEM
 115         depends on ARCH_QCOM || COMPILE_TEST
 116         default ARCH_QCOM
 117         help
 118           Say y here to enable support for the Qualcomm External Bus
 119           Interface 2, which can be used to connect things like NAND Flash,
 120           SRAM, ethernet adapters, FPGAs and LCD displays.
 121
 122 config SIMPLE_PM_BUS
 123         bool "Simple Power-Managed Bus Driver"
 124         depends on OF && PM
 125         help
 126           Driver for transparent busses that don't need a real driver, but
 127           where the bus controller is part of a PM domain, or under the control
 128           of a functional clock, and thus relies on runtime PM for managing
 129           this PM domain and/or clock.
 130           An example of such a bus controller is the Renesas Bus State
 131           Controller (BSC, sometimes called "LBSC within Bus Bridge", or
 132           "External Bus Interface") as found on several Renesas ARM SoCs.
 133
 134 config SUNXI_RSB
 135         tristate "Allwinner sunXi Reduced Serial Bus Driver"
 136           default MACH_SUN8I || MACH_SUN9I || ARM64
 137           depends on ARCH_SUNXI
 138           select REGMAP
 139           help
 140           Say y here to enable support for Allwinner's Reduced Serial Bus
 141           (RSB) support. This controller is responsible for communicating
 142           with various RSB based devices, such as AXP223, AXP8XX PMICs,
 143           and AC100/AC200 ICs.
 144
 145 config TEGRA_ACONNECT
 146         tristate "Tegra ACONNECT Bus Driver"
 147         depends on ARCH_TEGRA_210_SOC
 148         depends on OF && PM
 149         select PM_CLK
 150         help
 151           Driver for the Tegra ACONNECT bus which is used to interface with
 152           the devices inside the Audio Processing Engine (APE) for Tegra210.
 153
 154 config TEGRA_GMI
 155         tristate "Tegra Generic Memory Interface bus driver"
 156         depends on ARCH_TEGRA
 157         help
 158           Driver for the Tegra Generic Memory Interface bus which can be used
 159           to attach devices such as NOR, UART, FPGA and more.
 160
 161 config UNIPHIER_SYSTEM_BUS
 162         tristate "UniPhier System Bus driver"
 163         depends on ARCH_UNIPHIER && OF
 164         default y
 165         help
 166           Support for UniPhier System Bus, a simple external bus.  This is
 167           needed to use on-board devices connected to UniPhier SoCs.
 168
 169 config VEXPRESS_CONFIG
 170         bool "Versatile Express configuration bus"
 171         default y if ARCH_VEXPRESS
 172         depends on ARM || ARM64
 173         depends on OF
 174         select REGMAP
 175         help
 176           Platform configuration infrastructure for the ARM Ltd.
 177           Versatile Express.
 178
 179 config DA8XX_MSTPRI
 180         bool "TI da8xx master peripheral priority driver"
 181         depends on ARCH_DAVINCI_DA8XX
 182         help
 183           Driver for Texas Instruments da8xx master peripheral priority
 184           configuration. Allows to adjust the priorities of all master
 185           peripherals.
 186
 187 endmenu