1# 2# Bus Devices 3# 4 5menu "Bus devices" 6 7config ARM_CCI 8 bool 9 10config ARM_CCI_PMU 11 bool 12 select ARM_CCI 13 14config ARM_CCI400_COMMON 15 bool 16 select ARM_CCI 17 18config ARM_CCI400_PMU 19 bool "ARM CCI400 PMU support" 20 depends on (ARM && CPU_V7) || ARM64 21 depends on PERF_EVENTS 22 select ARM_CCI400_COMMON 23 select ARM_CCI_PMU 24 help 25 Support for PMU events monitoring on the ARM CCI-400 (cache coherent 26 interconnect). CCI-400 supports counting events related to the 27 connected slave/master interfaces. 28 29config ARM_CCI400_PORT_CTRL 30 bool 31 depends on ARM && OF && CPU_V7 32 select ARM_CCI400_COMMON 33 help 34 Low level power management driver for CCI400 cache coherent 35 interconnect for ARM platforms. 36 37config ARM_CCI5xx_PMU 38 bool "ARM CCI-500/CCI-550 PMU support" 39 depends on (ARM && CPU_V7) || ARM64 40 depends on PERF_EVENTS 41 select ARM_CCI_PMU 42 help 43 Support for PMU events monitoring on the ARM CCI-500/CCI-550 cache 44 coherent interconnects. Both of them provide 8 independent event counters, 45 which can count events pertaining to the slave/master interfaces as well 46 as the internal events to the CCI. 47 48 If unsure, say Y 49 50config ARM_CCN 51 tristate "ARM CCN driver support" 52 depends on ARM || ARM64 53 depends on PERF_EVENTS 54 help 55 PMU (perf) driver supporting the ARM CCN (Cache Coherent Network) 56 interconnect. 57 58config BRCMSTB_GISB_ARB 59 bool "Broadcom STB GISB bus arbiter" 60 depends on ARM || MIPS 61 default ARCH_BRCMSTB || BMIPS_GENERIC 62 help 63 Driver for the Broadcom Set Top Box System-on-a-chip internal bus 64 arbiter. This driver provides timeout and target abort error handling 65 and internal bus master decoding. 66 67config IMX_WEIM 68 bool "Freescale EIM DRIVER" 69 depends on ARCH_MXC 70 help 71 Driver for i.MX WEIM controller. 72 The WEIM(Wireless External Interface Module) works like a bus. 73 You can attach many different devices on it, such as NOR, onenand. 74 75config MIPS_CDMM 76 bool "MIPS Common Device Memory Map (CDMM) Driver" 77 depends on CPU_MIPSR2 78 help 79 Driver needed for the MIPS Common Device Memory Map bus in MIPS 80 cores. This bus is for per-CPU tightly coupled devices such as the 81 Fast Debug Channel (FDC). 82 83 For this to work, either your bootloader needs to enable the CDMM 84 region at an unused physical address on the boot CPU, or else your 85 platform code needs to implement mips_cdmm_phys_base() (see 86 asm/cdmm.h). 87 88config MVEBU_MBUS 89 bool 90 depends on PLAT_ORION 91 help 92 Driver needed for the MBus configuration on Marvell EBU SoCs 93 (Kirkwood, Dove, Orion5x, MV78XX0 and Armada 370/XP). 94 95config OMAP_INTERCONNECT 96 tristate "OMAP INTERCONNECT DRIVER" 97 depends on ARCH_OMAP2PLUS 98 99 help 100 Driver to enable OMAP interconnect error handling driver. 101 102config OMAP_OCP2SCP 103 tristate "OMAP OCP2SCP DRIVER" 104 depends on ARCH_OMAP2PLUS 105 help 106 Driver to enable ocp2scp module which transforms ocp interface 107 protocol to scp protocol. In OMAP4, USB PHY is connected via 108 OCP2SCP and in OMAP5, both USB PHY and SATA PHY is connected via 109 OCP2SCP. 110 111config QCOM_EBI2 112 bool "Qualcomm External Bus Interface 2 (EBI2)" 113 depends on HAS_IOMEM 114 depends on ARCH_QCOM || COMPILE_TEST 115 default ARCH_QCOM 116 help 117 Say y here to enable support for the Qualcomm External Bus 118 Interface 2, which can be used to connect things like NAND Flash, 119 SRAM, ethernet adapters, FPGAs and LCD displays. 120 121config SIMPLE_PM_BUS 122 bool "Simple Power-Managed Bus Driver" 123 depends on OF && PM 124 depends on ARCH_RENESAS || COMPILE_TEST 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 134config SUNXI_RSB 135 tristate "Allwinner sunXi Reduced Serial Bus Driver" 136 default MACH_SUN8I || MACH_SUN9I 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 145config 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 154config 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 161config 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 169config 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 179config 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 187endmenu 188