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