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Diffstat (limited to 'arch/arm/mach-at91/Kconfig')
| -rw-r--r-- | arch/arm/mach-at91/Kconfig | 211 |
1 files changed, 211 insertions, 0 deletions
diff --git a/arch/arm/mach-at91/Kconfig b/arch/arm/mach-at91/Kconfig new file mode 100644 index 00000000..02802386 --- /dev/null +++ b/arch/arm/mach-at91/Kconfig @@ -0,0 +1,211 @@ +if ARCH_AT91 + +config HAVE_AT91_DBGU0 + bool + +config HAVE_AT91_DBGU1 + bool + +config AT91_PMC_UNIT + bool + default !ARCH_AT91X40 + +config AT91_SAM9_ALT_RESET + bool + default !ARCH_AT91X40 + +config AT91_SAM9G45_RESET + bool + default !ARCH_AT91X40 + +config AT91_SAM9_TIME + bool + +config SOC_AT91SAM9 + bool + select AT91_SAM9_TIME + select CPU_ARM926T + select GENERIC_CLOCKEVENTS + select MULTI_IRQ_HANDLER + select SPARSE_IRQ + +config SOC_SAMA5 + bool + select AT91_SAM9_TIME + select CPU_V7 + select GENERIC_CLOCKEVENTS + select MULTI_IRQ_HANDLER + select SPARSE_IRQ + +menu "Atmel AT91 System-on-Chip" + +choice + + prompt "Core type" + +config SOC_SAM_V4_V5 + bool "ARM7/ARM9" + help + Select this if you are using one of Atmel's AT91SAM9, AT91RM9200 + or AT91X40 SoC. + +config SOC_SAM_V7 + bool "Cortex A5" + help + Select this if you are using one of Atmel's SAMA5D3 SoC. + +endchoice + +comment "Atmel AT91 Processor" + +if SOC_SAM_V7 +config SOC_SAMA5D3 + bool "SAMA5D3 family" + depends on SOC_SAM_V7 + select SOC_SAMA5 + select HAVE_FB_ATMEL + select HAVE_AT91_DBGU1 + help + Select this if you are using one of Atmel's SAMA5D3 family SoC. + This support covers SAMA5D31, SAMA5D33, SAMA5D34, SAMA5D35. +endif + +if SOC_SAM_V4_V5 +config SOC_AT91RM9200 + bool "AT91RM9200" + select CPU_ARM920T + select GENERIC_CLOCKEVENTS + select HAVE_AT91_DBGU0 + select MULTI_IRQ_HANDLER + select SPARSE_IRQ + +config SOC_AT91SAM9260 + bool "AT91SAM9260, AT91SAM9XE or AT91SAM9G20" + select HAVE_AT91_DBGU0 + select SOC_AT91SAM9 + help + Select this if you are using one of Atmel's AT91SAM9260, AT91SAM9XE + or AT91SAM9G20 SoC. + +config SOC_AT91SAM9261 + bool "AT91SAM9261 or AT91SAM9G10" + select HAVE_AT91_DBGU0 + select HAVE_FB_ATMEL + select SOC_AT91SAM9 + help + Select this if you are using one of Atmel's AT91SAM9261 or AT91SAM9G10 SoC. + +config SOC_AT91SAM9263 + bool "AT91SAM9263" + select HAVE_AT91_DBGU1 + select HAVE_FB_ATMEL + select SOC_AT91SAM9 + +config SOC_AT91SAM9RL + bool "AT91SAM9RL" + select HAVE_AT91_DBGU0 + select HAVE_FB_ATMEL + select SOC_AT91SAM9 + +config SOC_AT91SAM9G45 + bool "AT91SAM9G45 or AT91SAM9M10 families" + select HAVE_AT91_DBGU1 + select HAVE_FB_ATMEL + select SOC_AT91SAM9 + help + Select this if you are using one of Atmel's AT91SAM9G45 family SoC. + This support covers AT91SAM9G45, AT91SAM9G46, AT91SAM9M10 and AT91SAM9M11. + +config SOC_AT91SAM9X5 + bool "AT91SAM9x5 family" + select HAVE_AT91_DBGU0 + select HAVE_FB_ATMEL + select SOC_AT91SAM9 + help + Select this if you are using one of Atmel's AT91SAM9x5 family SoC. + This means that your SAM9 name finishes with a '5' (except if it is + AT91SAM9G45!). + This support covers AT91SAM9G15, AT91SAM9G25, AT91SAM9X25, AT91SAM9G35 + and AT91SAM9X35. + +config SOC_AT91SAM9N12 + bool "AT91SAM9N12 family" + select HAVE_AT91_DBGU0 + select HAVE_FB_ATMEL + select SOC_AT91SAM9 + help + Select this if you are using Atmel's AT91SAM9N12 SoC. + +# ---------------------------------------------------------- + +source arch/arm/mach-at91/Kconfig.non_dt +endif # SOC_SAM_V4_V5 + +comment "Generic Board Type" + +config MACH_AT91RM9200_DT + bool "Atmel AT91RM9200 Evaluation Kits with device-tree support" + depends on SOC_AT91RM9200 + select USE_OF + help + Select this if you want to experiment device-tree with + an Atmel RM9200 Evaluation Kit. + +config MACH_AT91SAM9_DT + bool "Atmel AT91SAM Evaluation Kits with device-tree support" + depends on SOC_AT91SAM9 + select USE_OF + help + Select this if you want to experiment device-tree with + an Atmel Evaluation Kit. + +config MACH_SAMA5_DT + bool "Atmel SAMA5 Evaluation Kits with device-tree support" + depends on SOC_SAMA5 + select USE_OF + help + Select this if you want to experiment device-tree with + an Atmel Evaluation Kit. + +# ---------------------------------------------------------- + +comment "AT91 Feature Selections" + +config AT91_PROGRAMMABLE_CLOCKS + bool "Programmable Clocks" + help + Select this if you need to program one or more of the PCK0..PCK3 + programmable clock outputs. + +config AT91_SLOW_CLOCK + bool "Suspend-to-RAM disables main oscillator" + depends on SUSPEND + help + Select this if you want Suspend-to-RAM to save the most power + possible (without powering off the CPU) by disabling the PLLs + and main oscillator so that only the 32 KiHz clock is available. + + When only that slow-clock is available, some peripherals lose + functionality. Many can't issue wakeup events unless faster + clocks are available. Some lose their operating state and + need to be completely re-initialized. + +config AT91_TIMER_HZ + int "Kernel HZ (jiffies per second)" + range 32 1024 + depends on ARCH_AT91 + default "128" if ARCH_AT91RM9200 + default "100" + help + On AT91rm9200 chips where you're using a system clock derived + from the 32768 Hz hardware clock, this tick rate should divide + it exactly: use a power-of-two value, such as 128 or 256, to + reduce timing errors caused by rounding. + + On AT91sam926x chips, or otherwise when using a higher precision + system clock (of at least several MHz), rounding is less of a + problem so it can be safer to use a decimal values like 100. + +endmenu + +endif |