| 1 | if ARCH_AT91 |
| 2 | |
| 3 | config HAVE_AT91_UTMI |
| 4 | bool |
| 5 | |
| 6 | config HAVE_AT91_USB_CLK |
| 7 | bool |
| 8 | |
| 9 | config HAVE_AT91_DBGU0 |
| 10 | bool |
| 11 | |
| 12 | config HAVE_AT91_DBGU1 |
| 13 | bool |
| 14 | |
| 15 | config AT91_USE_OLD_CLK |
| 16 | bool |
| 17 | |
| 18 | config AT91_PMC_UNIT |
| 19 | bool |
| 20 | default !ARCH_AT91X40 |
| 21 | |
| 22 | config COMMON_CLK_AT91 |
| 23 | bool |
| 24 | default AT91_PMC_UNIT && USE_OF && !AT91_USE_OLD_CLK |
| 25 | select COMMON_CLK |
| 26 | |
| 27 | config OLD_CLK_AT91 |
| 28 | bool |
| 29 | default AT91_PMC_UNIT && AT91_USE_OLD_CLK |
| 30 | |
| 31 | config AT91_SAM9_ALT_RESET |
| 32 | bool |
| 33 | default !ARCH_AT91X40 |
| 34 | |
| 35 | config AT91_SAM9G45_RESET |
| 36 | bool |
| 37 | default !ARCH_AT91X40 |
| 38 | |
| 39 | config AT91_SAM9_TIME |
| 40 | bool |
| 41 | |
| 42 | config HAVE_AT91_SMD |
| 43 | bool |
| 44 | |
| 45 | config 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 | |
| 53 | config 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 | |
| 61 | menu "Atmel AT91 System-on-Chip" |
| 62 | |
| 63 | choice |
| 64 | |
| 65 | prompt "Core type" |
| 66 | |
| 67 | config 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 | |
| 73 | config SOC_SAM_V7 |
| 74 | bool "Cortex A5" |
| 75 | help |
| 76 | Select this if you are using one of Atmel's SAMA5D3 SoC. |
| 77 | |
| 78 | endchoice |
| 79 | |
| 80 | comment "Atmel AT91 Processor" |
| 81 | |
| 82 | if SOC_SAM_V7 |
| 83 | config 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. |
| 94 | endif |
| 95 | |
| 96 | if SOC_SAM_V4_V5 |
| 97 | config 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 | |
| 107 | config 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 | |
| 117 | config 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 | |
| 127 | config 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 | |
| 135 | config 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 | |
| 143 | config 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 | |
| 155 | config 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 | |
| 171 | config 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 | |
| 183 | source arch/arm/mach-at91/Kconfig.non_dt |
| 184 | endif # SOC_SAM_V4_V5 |
| 185 | |
| 186 | comment "Generic Board Type" |
| 187 | |
| 188 | config 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 | |
| 196 | config 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 | |
| 204 | config 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 | |
| 215 | comment "AT91 Feature Selections" |
| 216 | |
| 217 | config 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 | |
| 230 | config 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 | |
| 246 | endmenu |
| 247 | |
| 248 | endif |