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 HISILICON_LPC
  69         bool "Support for ISA I/O space on HiSilicon Hip06/7"
  70         depends on ARM64 && (ARCH_HISI || COMPILE_TEST)
  71         select INDIRECT_PIO
  72         help
  73           Driver to enable I/O access to devices attached to the Low Pin
  74           Count bus on the HiSilicon Hip06/7 SoC.
  75
  76 config IMX_WEIM
  77         bool "Freescale EIM DRIVER"
  78         depends on ARCH_MXC
  79         help
  80           Driver for i.MX WEIM controller.
  81           The WEIM(Wireless External Interface Module) works like a bus.
  82           You can attach many different devices on it, such as NOR, onenand.
  83
  84 config MIPS_CDMM
  85         bool "MIPS Common Device Memory Map (CDMM) Driver"
  86         depends on CPU_MIPSR2
  87         help
  88           Driver needed for the MIPS Common Device Memory Map bus in MIPS
  89           cores. This bus is for per-CPU tightly coupled devices such as the
  90           Fast Debug Channel (FDC).
  91
  92           For this to work, either your bootloader needs to enable the CDMM
  93           region at an unused physical address on the boot CPU, or else your
  94           platform code needs to implement mips_cdmm_phys_base() (see
  95           asm/cdmm.h).
  96
  97 config MVEBU_MBUS
  98         bool
  99         depends on PLAT_ORION
 100         help
 101           Driver needed for the MBus configuration on Marvell EBU SoCs
 102           (Kirkwood, Dove, Orion5x, MV78XX0 and Armada 370/XP).
 103
 104 config OMAP_INTERCONNECT
 105         tristate "OMAP INTERCONNECT DRIVER"
 106         depends on ARCH_OMAP2PLUS
 107
 108         help
 109           Driver to enable OMAP interconnect error handling driver.
 110
 111 config OMAP_OCP2SCP
 112         tristate "OMAP OCP2SCP DRIVER"
 113         depends on ARCH_OMAP2PLUS
 114         help
 115           Driver to enable ocp2scp module which transforms ocp interface
 116           protocol to scp protocol. In OMAP4, USB PHY is connected via
 117           OCP2SCP and in OMAP5, both USB PHY and SATA PHY is connected via
 118           OCP2SCP.
 119
 120 config QCOM_EBI2
 121         bool "Qualcomm External Bus Interface 2 (EBI2)"
 122         depends on HAS_IOMEM
 123         depends on ARCH_QCOM || COMPILE_TEST
 124         default ARCH_QCOM
 125         help
 126           Say y here to enable support for the Qualcomm External Bus
 127           Interface 2, which can be used to connect things like NAND Flash,
 128           SRAM, ethernet adapters, FPGAs and LCD displays.
 129
 130 config SIMPLE_PM_BUS
 131         bool "Simple Power-Managed Bus Driver"
 132         depends on OF && PM
 133         help
 134           Driver for transparent busses that don't need a real driver, but
 135           where the bus controller is part of a PM domain, or under the control
 136           of a functional clock, and thus relies on runtime PM for managing
 137           this PM domain and/or clock.
 138           An example of such a bus controller is the Renesas Bus State
 139           Controller (BSC, sometimes called "LBSC within Bus Bridge", or
 140           "External Bus Interface") as found on several Renesas ARM SoCs.
 141
 142 config SUNXI_RSB
 143         tristate "Allwinner sunXi Reduced Serial Bus Driver"
 144           default MACH_SUN8I || MACH_SUN9I || ARM64
 145           depends on ARCH_SUNXI
 146           select REGMAP
 147           help
 148           Say y here to enable support for Allwinner's Reduced Serial Bus
 149           (RSB) support. This controller is responsible for communicating
 150           with various RSB based devices, such as AXP223, AXP8XX PMICs,
 151           and AC100/AC200 ICs.
 152
 153 config TEGRA_ACONNECT
 154         tristate "Tegra ACONNECT Bus Driver"
 155         depends on ARCH_TEGRA_210_SOC
 156         depends on OF && PM
 157         select PM_CLK
 158         help
 159           Driver for the Tegra ACONNECT bus which is used to interface with
 160           the devices inside the Audio Processing Engine (APE) for Tegra210.
 161
 162 config TEGRA_GMI
 163         tristate "Tegra Generic Memory Interface bus driver"
 164         depends on ARCH_TEGRA
 165         help
 166           Driver for the Tegra Generic Memory Interface bus which can be used
 167           to attach devices such as NOR, UART, FPGA and more.
 168
 169 config TI_SYSC
 170         bool "TI sysc interconnect target module driver"
 171         depends on ARCH_OMAP2PLUS
 172         help
 173           Generic driver for Texas Instruments interconnect target module
 174           found on many TI SoCs.
 175
 176 config TS_NBUS
 177         tristate "Technologic Systems NBUS Driver"
 178         depends on SOC_IMX28
 179         depends on OF_GPIO && PWM
 180         help
 181           Driver for the Technologic Systems NBUS which is used to interface
 182           with the peripherals in the FPGA of the TS-4600 SoM.
 183
 184 config UNIPHIER_SYSTEM_BUS
 185         tristate "UniPhier System Bus driver"
 186         depends on ARCH_UNIPHIER && OF
 187         default y
 188         help
 189           Support for UniPhier System Bus, a simple external bus.  This is
 190           needed to use on-board devices connected to UniPhier SoCs.
 191
 192 config VEXPRESS_CONFIG
 193         bool "Versatile Express configuration bus"
 194         default y if ARCH_VEXPRESS
 195         depends on ARM || ARM64
 196         depends on OF
 197         select REGMAP
 198         help
 199           Platform configuration infrastructure for the ARM Ltd.
 200           Versatile Express.
 201
 202 config DA8XX_MSTPRI
 203         bool "TI da8xx master peripheral priority driver"
 204         depends on ARCH_DAVINCI_DA8XX
 205         help
 206           Driver for Texas Instruments da8xx master peripheral priority
 207           configuration. Allows to adjust the priorities of all master
 208           peripherals.
 209
 210 endmenu