1if ARCH_AT91 2 3config HAVE_AT91_UTMI 4 bool 5 6config HAVE_AT91_USB_CLK 7 bool 8 9config HAVE_AT91_DBGU0 10 bool 11 12config HAVE_AT91_DBGU1 13 bool 14 15config AT91_USE_OLD_CLK 16 bool 17 18config AT91_PMC_UNIT 19 bool 20 default !ARCH_AT91X40 21 22config COMMON_CLK_AT91 23 bool 24 default AT91_PMC_UNIT && USE_OF && !AT91_USE_OLD_CLK 25 select COMMON_CLK 26 27config OLD_CLK_AT91 28 bool 29 default AT91_PMC_UNIT && AT91_USE_OLD_CLK 30 31config AT91_SAM9_ALT_RESET 32 bool 33 default !ARCH_AT91X40 34 35config AT91_SAM9G45_RESET 36 bool 37 default !ARCH_AT91X40 38 39config AT91_SAM9_TIME 40 bool 41 42config HAVE_AT91_SMD 43 bool 44 45config SOC_AT91SAM9 46 bool 47 select AT91_SAM9_TIME 48 select CPU_ARM926T 49 select GENERIC_CLOCKEVENTS 50 select MULTI_IRQ_HANDLER 51 select SPARSE_IRQ 52 53config SOC_SAMA5 54 bool 55 select AT91_SAM9_TIME 56 select CPU_V7 57 select GENERIC_CLOCKEVENTS 58 select MULTI_IRQ_HANDLER 59 select SPARSE_IRQ 60 select USE_OF 61 62menu "Atmel AT91 System-on-Chip" 63 64choice 65 66 prompt "Core type" 67 68config ARCH_AT91X40 69 bool "ARM7 AT91X40" 70 depends on !MMU 71 select CPU_ARM7TDMI 72 select ARCH_USES_GETTIMEOFFSET 73 select MULTI_IRQ_HANDLER 74 select SPARSE_IRQ 75 76 help 77 Select this if you are using one of Atmel's AT91X40 SoC. 78 79config SOC_SAM_V4_V5 80 bool "ARM9 AT91SAM9/AT91RM9200" 81 help 82 Select this if you are using one of Atmel's AT91SAM9 or 83 AT91RM9200 SoC. 84 85config SOC_SAM_V7 86 bool "Cortex A5" 87 help 88 Select this if you are using one of Atmel's SAMA5D3 SoC. 89 90endchoice 91 92comment "Atmel AT91 Processor" 93 94if SOC_SAM_V7 95config SOC_SAMA5D3 96 bool "SAMA5D3 family" 97 select SOC_SAMA5 98 select HAVE_FB_ATMEL 99 select HAVE_AT91_DBGU1 100 select HAVE_AT91_UTMI 101 select HAVE_AT91_SMD 102 select HAVE_AT91_USB_CLK 103 help 104 Select this if you are using one of Atmel's SAMA5D3 family SoC. 105 This support covers SAMA5D31, SAMA5D33, SAMA5D34, SAMA5D35, SAMA5D36. 106endif 107 108if SOC_SAM_V4_V5 109config SOC_AT91RM9200 110 bool "AT91RM9200" 111 select CPU_ARM920T 112 select GENERIC_CLOCKEVENTS 113 select HAVE_AT91_DBGU0 114 select MULTI_IRQ_HANDLER 115 select SPARSE_IRQ 116 select AT91_USE_OLD_CLK 117 select HAVE_AT91_USB_CLK 118 119config SOC_AT91SAM9260 120 bool "AT91SAM9260, AT91SAM9XE or AT91SAM9G20" 121 select HAVE_AT91_DBGU0 122 select SOC_AT91SAM9 123 select AT91_USE_OLD_CLK 124 select HAVE_AT91_USB_CLK 125 help 126 Select this if you are using one of Atmel's AT91SAM9260, AT91SAM9XE 127 or AT91SAM9G20 SoC. 128 129config SOC_AT91SAM9261 130 bool "AT91SAM9261 or AT91SAM9G10" 131 select HAVE_AT91_DBGU0 132 select HAVE_FB_ATMEL 133 select SOC_AT91SAM9 134 select HAVE_AT91_USB_CLK 135 help 136 Select this if you are using one of Atmel's AT91SAM9261 or AT91SAM9G10 SoC. 137 138config SOC_AT91SAM9263 139 bool "AT91SAM9263" 140 select HAVE_AT91_DBGU1 141 select HAVE_FB_ATMEL 142 select SOC_AT91SAM9 143 select AT91_USE_OLD_CLK 144 select HAVE_AT91_USB_CLK 145 146config SOC_AT91SAM9RL 147 bool "AT91SAM9RL" 148 select HAVE_AT91_DBGU0 149 select HAVE_FB_ATMEL 150 select SOC_AT91SAM9 151 select HAVE_AT91_UTMI 152 153config SOC_AT91SAM9G45 154 bool "AT91SAM9G45 or AT91SAM9M10 families" 155 select HAVE_AT91_DBGU1 156 select HAVE_FB_ATMEL 157 select SOC_AT91SAM9 158 select AT91_USE_OLD_CLK 159 select HAVE_AT91_UTMI 160 select HAVE_AT91_USB_CLK 161 help 162 Select this if you are using one of Atmel's AT91SAM9G45 family SoC. 163 This support covers AT91SAM9G45, AT91SAM9G46, AT91SAM9M10 and AT91SAM9M11. 164 165config SOC_AT91SAM9X5 166 bool "AT91SAM9x5 family" 167 select HAVE_AT91_DBGU0 168 select HAVE_FB_ATMEL 169 select SOC_AT91SAM9 170 select AT91_USE_OLD_CLK 171 select HAVE_AT91_UTMI 172 select HAVE_AT91_SMD 173 select HAVE_AT91_USB_CLK 174 help 175 Select this if you are using one of Atmel's AT91SAM9x5 family SoC. 176 This means that your SAM9 name finishes with a '5' (except if it is 177 AT91SAM9G45!). 178 This support covers AT91SAM9G15, AT91SAM9G25, AT91SAM9X25, AT91SAM9G35 179 and AT91SAM9X35. 180 181config SOC_AT91SAM9N12 182 bool "AT91SAM9N12 family" 183 select HAVE_AT91_DBGU0 184 select HAVE_FB_ATMEL 185 select SOC_AT91SAM9 186 select AT91_USE_OLD_CLK 187 select HAVE_AT91_USB_CLK 188 help 189 Select this if you are using Atmel's AT91SAM9N12 SoC. 190 191# ---------------------------------------------------------- 192endif # SOC_SAM_V4_V5 193 194 195if SOC_SAM_V4_V5 || ARCH_AT91X40 196source arch/arm/mach-at91/Kconfig.non_dt 197endif 198 199comment "Generic Board Type" 200 201config MACH_AT91RM9200_DT 202 bool "Atmel AT91RM9200 Evaluation Kits with device-tree support" 203 depends on SOC_AT91RM9200 204 select USE_OF 205 help 206 Select this if you want to experiment device-tree with 207 an Atmel RM9200 Evaluation Kit. 208 209config MACH_AT91SAM9_DT 210 bool "Atmel AT91SAM Evaluation Kits with device-tree support" 211 depends on SOC_AT91SAM9 212 select USE_OF 213 help 214 Select this if you want to experiment device-tree with 215 an Atmel Evaluation Kit. 216 217config MACH_SAMA5_DT 218 bool "Atmel SAMA5 Evaluation Kits with device-tree support" 219 depends on SOC_SAMA5 220 select USE_OF 221 select PHYLIB if NETDEVICES 222 help 223 Select this if you want to experiment device-tree with 224 an Atmel Evaluation Kit. 225 226# ---------------------------------------------------------- 227 228comment "AT91 Feature Selections" 229 230config AT91_SLOW_CLOCK 231 bool "Suspend-to-RAM disables main oscillator" 232 depends on SUSPEND 233 help 234 Select this if you want Suspend-to-RAM to save the most power 235 possible (without powering off the CPU) by disabling the PLLs 236 and main oscillator so that only the 32 KiHz clock is available. 237 238 When only that slow-clock is available, some peripherals lose 239 functionality. Many can't issue wakeup events unless faster 240 clocks are available. Some lose their operating state and 241 need to be completely re-initialized. 242 243config AT91_TIMER_HZ 244 int "Kernel HZ (jiffies per second)" 245 range 32 1024 246 depends on ARCH_AT91 247 default "128" if ARCH_AT91RM9200 248 default "100" 249 help 250 On AT91rm9200 chips where you're using a system clock derived 251 from the 32768 Hz hardware clock, this tick rate should divide 252 it exactly: use a power-of-two value, such as 128 or 256, to 253 reduce timing errors caused by rounding. 254 255 On AT91sam926x chips, or otherwise when using a higher precision 256 system clock (of at least several MHz), rounding is less of a 257 problem so it can be safer to use a decimal values like 100. 258 259endmenu 260 261endif 262