1# SPDX-License-Identifier: GPL-2.0 2# 3# Bus Devices 4# 5 6menu "Bus devices" 7 8config ARM_CCI 9 bool 10 11config ARM_CCI400_COMMON 12 bool 13 select ARM_CCI 14 15config ARM_CCI400_PORT_CTRL 16 bool 17 depends on ARM && OF && CPU_V7 18 select ARM_CCI400_COMMON 19 help 20 Low level power management driver for CCI400 cache coherent 21 interconnect for ARM platforms. 22 23config BRCMSTB_GISB_ARB 24 bool "Broadcom STB GISB bus arbiter" 25 depends on ARM || ARM64 || MIPS 26 default ARCH_BRCMSTB || BMIPS_GENERIC 27 help 28 Driver for the Broadcom Set Top Box System-on-a-chip internal bus 29 arbiter. This driver provides timeout and target abort error handling 30 and internal bus master decoding. 31 32config MOXTET 33 tristate "CZ.NIC Turris Mox module configuration bus" 34 depends on SPI_MASTER && OF 35 help 36 Say yes here to add support for the module configuration bus found 37 on CZ.NIC's Turris Mox. This is needed for the ability to discover 38 the order in which the modules are connected and to get/set some of 39 their settings. For example the GPIOs on Mox SFP module are 40 configured through this bus. 41 42config HISILICON_LPC 43 bool "Support for ISA I/O space on HiSilicon Hip06/7" 44 depends on (ARM64 && ARCH_HISI) || (COMPILE_TEST && !ALPHA && !HEXAGON && !PARISC && !C6X) 45 depends on HAS_IOMEM 46 select INDIRECT_PIO if ARM64 47 help 48 Driver to enable I/O access to devices attached to the Low Pin 49 Count bus on the HiSilicon Hip06/7 SoC. 50 51config IMX_WEIM 52 bool "Freescale EIM DRIVER" 53 depends on ARCH_MXC 54 help 55 Driver for i.MX WEIM controller. 56 The WEIM(Wireless External Interface Module) works like a bus. 57 You can attach many different devices on it, such as NOR, onenand. 58 59config MIPS_CDMM 60 bool "MIPS Common Device Memory Map (CDMM) Driver" 61 depends on CPU_MIPSR2 62 help 63 Driver needed for the MIPS Common Device Memory Map bus in MIPS 64 cores. This bus is for per-CPU tightly coupled devices such as the 65 Fast Debug Channel (FDC). 66 67 For this to work, either your bootloader needs to enable the CDMM 68 region at an unused physical address on the boot CPU, or else your 69 platform code needs to implement mips_cdmm_phys_base() (see 70 asm/cdmm.h). 71 72config MVEBU_MBUS 73 bool 74 depends on PLAT_ORION 75 help 76 Driver needed for the MBus configuration on Marvell EBU SoCs 77 (Kirkwood, Dove, Orion5x, MV78XX0 and Armada 370/XP). 78 79config OMAP_INTERCONNECT 80 tristate "OMAP INTERCONNECT DRIVER" 81 depends on ARCH_OMAP2PLUS 82 83 help 84 Driver to enable OMAP interconnect error handling driver. 85 86config OMAP_OCP2SCP 87 tristate "OMAP OCP2SCP DRIVER" 88 depends on ARCH_OMAP2PLUS 89 help 90 Driver to enable ocp2scp module which transforms ocp interface 91 protocol to scp protocol. In OMAP4, USB PHY is connected via 92 OCP2SCP and in OMAP5, both USB PHY and SATA PHY is connected via 93 OCP2SCP. 94 95config QCOM_EBI2 96 bool "Qualcomm External Bus Interface 2 (EBI2)" 97 depends on HAS_IOMEM 98 depends on ARCH_QCOM || COMPILE_TEST 99 default ARCH_QCOM 100 help 101 Say y here to enable support for the Qualcomm External Bus 102 Interface 2, which can be used to connect things like NAND Flash, 103 SRAM, ethernet adapters, FPGAs and LCD displays. 104 105config SIMPLE_PM_BUS 106 tristate "Simple Power-Managed Bus Driver" 107 depends on OF && PM 108 help 109 Driver for transparent busses that don't need a real driver, but 110 where the bus controller is part of a PM domain, or under the control 111 of a functional clock, and thus relies on runtime PM for managing 112 this PM domain and/or clock. 113 An example of such a bus controller is the Renesas Bus State 114 Controller (BSC, sometimes called "LBSC within Bus Bridge", or 115 "External Bus Interface") as found on several Renesas ARM SoCs. 116 117config SUN50I_DE2_BUS 118 bool "Allwinner A64 DE2 Bus Driver" 119 default ARM64 120 depends on ARCH_SUNXI 121 select SUNXI_SRAM 122 help 123 Say y here to enable support for Allwinner A64 DE2 bus driver. It's 124 mostly transparent, but a SRAM region needs to be claimed in the SRAM 125 controller to make the all blocks in the DE2 part accessible. 126 127config SUNXI_RSB 128 tristate "Allwinner sunXi Reduced Serial Bus Driver" 129 default MACH_SUN8I || MACH_SUN9I || ARM64 130 depends on ARCH_SUNXI 131 select REGMAP 132 help 133 Say y here to enable support for Allwinner's Reduced Serial Bus 134 (RSB) support. This controller is responsible for communicating 135 with various RSB based devices, such as AXP223, AXP8XX PMICs, 136 and AC100/AC200 ICs. 137 138config TEGRA_ACONNECT 139 tristate "Tegra ACONNECT Bus Driver" 140 depends on ARCH_TEGRA_210_SOC 141 depends on OF && PM 142 help 143 Driver for the Tegra ACONNECT bus which is used to interface with 144 the devices inside the Audio Processing Engine (APE) for Tegra210. 145 146config TEGRA_GMI 147 tristate "Tegra Generic Memory Interface bus driver" 148 depends on ARCH_TEGRA 149 help 150 Driver for the Tegra Generic Memory Interface bus which can be used 151 to attach devices such as NOR, UART, FPGA and more. 152 153config TI_PWMSS 154 bool 155 default y if (ARCH_OMAP2PLUS) && (PWM_TIECAP || PWM_TIEHRPWM || TI_EQEP) 156 help 157 PWM Subsystem driver support for AM33xx SOC. 158 159 PWM submodules require PWM config space access from submodule 160 drivers and require common parent driver support. 161 162config TI_SYSC 163 bool "TI sysc interconnect target module driver" 164 depends on ARCH_OMAP2PLUS 165 help 166 Generic driver for Texas Instruments interconnect target module 167 found on many TI SoCs. 168 169config TS_NBUS 170 tristate "Technologic Systems NBUS Driver" 171 depends on SOC_IMX28 172 depends on OF_GPIO && PWM 173 help 174 Driver for the Technologic Systems NBUS which is used to interface 175 with the peripherals in the FPGA of the TS-4600 SoM. 176 177config UNIPHIER_SYSTEM_BUS 178 tristate "UniPhier System Bus driver" 179 depends on ARCH_UNIPHIER && OF 180 default y 181 help 182 Support for UniPhier System Bus, a simple external bus. This is 183 needed to use on-board devices connected to UniPhier SoCs. 184 185config VEXPRESS_CONFIG 186 bool "Versatile Express configuration bus" 187 default y if ARCH_VEXPRESS 188 depends on ARM || ARM64 189 depends on OF 190 select REGMAP 191 help 192 Platform configuration infrastructure for the ARM Ltd. 193 Versatile Express. 194 195config DA8XX_MSTPRI 196 bool "TI da8xx master peripheral priority driver" 197 depends on ARCH_DAVINCI_DA8XX 198 help 199 Driver for Texas Instruments da8xx master peripheral priority 200 configuration. Allows to adjust the priorities of all master 201 peripherals. 202 203source "drivers/bus/fsl-mc/Kconfig" 204source "drivers/bus/mhi/Kconfig" 205 206endmenu 207