1# SPDX-License-Identifier: GPL-2.0 2config UNICORE32 3 def_bool y 4 select ARCH_HAS_DEVMEM_IS_ALLOWED 5 select ARCH_MIGHT_HAVE_PC_PARPORT 6 select ARCH_MIGHT_HAVE_PC_SERIO 7 select HAVE_MEMBLOCK 8 select HAVE_GENERIC_DMA_COHERENT 9 select HAVE_KERNEL_GZIP 10 select HAVE_KERNEL_BZIP2 11 select GENERIC_ATOMIC64 12 select HAVE_KERNEL_LZO 13 select HAVE_KERNEL_LZMA 14 select VIRT_TO_BUS 15 select ARCH_HAVE_CUSTOM_GPIO_H 16 select GENERIC_FIND_FIRST_BIT 17 select GENERIC_IRQ_PROBE 18 select GENERIC_IRQ_SHOW 19 select ARCH_WANT_FRAME_POINTERS 20 select GENERIC_IOMAP 21 select MODULES_USE_ELF_REL 22 help 23 UniCore-32 is 32-bit Instruction Set Architecture, 24 including a series of low-power-consumption RISC chip 25 designs licensed by PKUnity Ltd. 26 Please see web page at <http://www.pkunity.com/>. 27 28config GENERIC_CSUM 29 def_bool y 30 31config NO_IOPORT_MAP 32 bool 33 34config STACKTRACE_SUPPORT 35 def_bool y 36 37config LOCKDEP_SUPPORT 38 def_bool y 39 40config RWSEM_GENERIC_SPINLOCK 41 def_bool y 42 43config RWSEM_XCHGADD_ALGORITHM 44 bool 45 46config ARCH_HAS_ILOG2_U32 47 bool 48 49config ARCH_HAS_ILOG2_U64 50 bool 51 52config GENERIC_HWEIGHT 53 def_bool y 54 55config GENERIC_CALIBRATE_DELAY 56 def_bool y 57 58config ARCH_MAY_HAVE_PC_FDC 59 bool 60 61config ZONE_DMA 62 def_bool y 63 64config NEED_DMA_MAP_STATE 65 def_bool y 66 67source "init/Kconfig" 68 69source "kernel/Kconfig.freezer" 70 71menu "System Type" 72 73config MMU 74 def_bool y 75 76config ARCH_FPGA 77 bool 78 79config ARCH_PUV3 80 def_bool y 81 select CPU_UCV2 82 select GENERIC_CLOCKEVENTS 83 select HAVE_CLK 84 select GPIOLIB 85 86# CONFIGs for ARCH_PUV3 87 88if ARCH_PUV3 89 90choice 91 prompt "Board Selection" 92 default PUV3_DB0913 93 94config PUV3_FPGA_DLX200 95 select ARCH_FPGA 96 bool "FPGA board" 97 98config PUV3_DB0913 99 bool "DEBUG board (0913)" 100 101config PUV3_NB0916 102 bool "NetBook board (0916)" 103 select PWM 104 select PWM_PUV3 105 106config PUV3_SMW0919 107 bool "Security Mini-Workstation board (0919)" 108 109endchoice 110 111config PUV3_PM 112 def_bool y if !ARCH_FPGA 113 114endif 115 116source "arch/unicore32/mm/Kconfig" 117 118comment "Floating poing support" 119 120config UNICORE_FPU_F64 121 def_bool y if !ARCH_FPGA 122 123endmenu 124 125menu "Bus support" 126 127config PCI 128 bool "PCI Support" 129 help 130 Find out whether you have a PCI motherboard. PCI is the name of a 131 bus system, i.e. the way the CPU talks to the other stuff inside 132 your box. Other bus systems are ISA, EISA, MicroChannel (MCA) or 133 VESA. If you have PCI, say Y, otherwise N. 134 135source "drivers/pci/Kconfig" 136 137source "drivers/pcmcia/Kconfig" 138 139endmenu 140 141menu "Kernel Features" 142 143source "kernel/Kconfig.preempt" 144 145source "kernel/Kconfig.hz" 146 147source "mm/Kconfig" 148 149config LEDS 150 def_bool y 151 depends on GPIOLIB 152 153config ALIGNMENT_TRAP 154 def_bool y 155 help 156 Unicore processors can not fetch/store information which is not 157 naturally aligned on the bus, i.e., a 4 byte fetch must start at an 158 address divisible by 4. On 32-bit Unicore processors, these non-aligned 159 fetch/store instructions will be emulated in software if you say 160 here, which has a severe performance impact. This is necessary for 161 correct operation of some network protocols. With an IP-only 162 configuration it is safe to say N, otherwise say Y. 163 164endmenu 165 166menu "Boot options" 167 168config CMDLINE 169 string "Default kernel command string" 170 default "" 171 172config CMDLINE_FORCE 173 bool "Always use the default kernel command string" 174 depends on CMDLINE != "" 175 help 176 Always use the default kernel command string, even if the boot 177 loader passes other arguments to the kernel. 178 This is useful if you cannot or don't want to change the 179 command-line options your boot loader passes to the kernel. 180 181 If unsure, say N. 182 183endmenu 184 185menu "Userspace binary formats" 186 187source "fs/Kconfig.binfmt" 188 189endmenu 190 191menu "Power management options" 192 193source "kernel/power/Kconfig" 194 195source "drivers/cpufreq/Kconfig" 196 197config ARCH_SUSPEND_POSSIBLE 198 def_bool y if !ARCH_FPGA 199 200config ARCH_HIBERNATION_POSSIBLE 201 def_bool y if !ARCH_FPGA 202 203endmenu 204 205source "net/Kconfig" 206 207if ARCH_PUV3 208 209config PUV3_GPIO 210 bool 211 depends on !ARCH_FPGA 212 select GPIO_SYSFS 213 default y 214 215if PUV3_NB0916 216 217menu "PKUnity NetBook-0916 Features" 218 219config I2C_BATTERY_BQ27200 220 tristate "I2C Battery BQ27200 Support" 221 select I2C_PUV3 222 select POWER_SUPPLY 223 select BATTERY_BQ27XXX 224 225config I2C_EEPROM_AT24 226 tristate "I2C EEPROMs AT24 support" 227 select I2C_PUV3 228 select EEPROM_AT24 229 230config LCD_BACKLIGHT 231 tristate "LCD Backlight support" 232 select BACKLIGHT_LCD_SUPPORT 233 select BACKLIGHT_PWM 234 235endmenu 236 237endif 238 239endif 240 241source "drivers/Kconfig" 242 243source "fs/Kconfig" 244 245source "arch/unicore32/Kconfig.debug" 246 247source "security/Kconfig" 248 249source "crypto/Kconfig" 250 251source "lib/Kconfig" 252