diff options
Diffstat (limited to 'arch/arm/mach-at91/Kconfig')
| -rw-r--r-- | arch/arm/mach-at91/Kconfig | 132 |
1 files changed, 44 insertions, 88 deletions
diff --git a/arch/arm/mach-at91/Kconfig b/arch/arm/mach-at91/Kconfig index c74a44324e5b..fd95f34945f4 100644 --- a/arch/arm/mach-at91/Kconfig +++ b/arch/arm/mach-at91/Kconfig @@ -1,55 +1,15 @@ -if ARCH_AT91 - -config HAVE_AT91_UTMI - bool - -config HAVE_AT91_USB_CLK - bool - -config COMMON_CLK_AT91 - bool - select COMMON_CLK - -config HAVE_AT91_SMD - bool - -config HAVE_AT91_H32MX - bool - -config SOC_SAMA5 - bool - select ATMEL_AIC5_IRQ +menuconfig ARCH_AT91 + bool "Atmel SoCs" + depends on ARCH_MULTI_V4T || ARCH_MULTI_V5 || ARCH_MULTI_V7 + select ARCH_REQUIRE_GPIOLIB select COMMON_CLK_AT91 - select CPU_V7 - select GENERIC_CLOCKEVENTS - select MEMORY - select ATMEL_SDRAMC - select PHYLIB if NETDEVICES - -menu "Atmel AT91 System-on-Chip" - -choice - - prompt "Core type" - -config SOC_SAM_V4_V5 - bool "ARM9 AT91SAM9/AT91RM9200" - help - Select this if you are using one of Atmel's AT91SAM9 or - AT91RM9200 SoC. - -config SOC_SAM_V7 - bool "Cortex A5" - help - Select this if you are using one of Atmel's SAMA5D3 SoC. - -endchoice + select PINCTRL + select PINCTRL_AT91 + select SOC_BUS -comment "Atmel AT91 Processor" - -if SOC_SAM_V7 +if ARCH_AT91 config SOC_SAMA5D3 - bool "SAMA5D3 family" + bool "SAMA5D3 family" if ARCH_MULTI_V7 select SOC_SAMA5 select HAVE_FB_ATMEL select HAVE_AT91_UTMI @@ -60,9 +20,8 @@ config SOC_SAMA5D3 This support covers SAMA5D31, SAMA5D33, SAMA5D34, SAMA5D35, SAMA5D36. config SOC_SAMA5D4 - bool "SAMA5D4 family" + bool "SAMA5D4 family" if ARCH_MULTI_V7 select SOC_SAMA5 - select CLKSRC_MMIO select CACHE_L2X0 select HAVE_FB_ATMEL select HAVE_AT91_UTMI @@ -71,29 +30,31 @@ config SOC_SAMA5D4 select HAVE_AT91_H32MX help Select this if you are using one of Atmel's SAMA5D4 family SoC. -endif -if SOC_SAM_V4_V5 config SOC_AT91RM9200 - bool "AT91RM9200" + bool "AT91RM9200" if ARCH_MULTI_V4T select ATMEL_AIC_IRQ - select COMMON_CLK_AT91 + select ATMEL_ST select CPU_ARM920T - select GENERIC_CLOCKEVENTS select HAVE_AT91_USB_CLK + select MIGHT_HAVE_PCI + select SOC_SAM_V4_V5 + select SRAM if PM + help + Select this if you are using Atmel's AT91RM9200 SoC. config SOC_AT91SAM9 - bool "AT91SAM9" + bool "AT91SAM9" if ARCH_MULTI_V5 select ATMEL_AIC_IRQ select ATMEL_SDRAMC - select COMMON_CLK_AT91 select CPU_ARM926T - select GENERIC_CLOCKEVENTS select HAVE_AT91_SMD select HAVE_AT91_USB_CLK select HAVE_AT91_UTMI select HAVE_FB_ATMEL select MEMORY + select SOC_SAM_V4_V5 + select SRAM if PM help Select this if you are using one of those Atmel SoC: AT91SAM9260 @@ -112,40 +73,35 @@ config SOC_AT91SAM9 AT91SAM9X25 AT91SAM9X35 AT91SAM9XE -endif # SOC_SAM_V4_V5 -comment "AT91 Feature Selections" +config HAVE_AT91_UTMI + bool -config AT91_SLOW_CLOCK - bool "Suspend-to-RAM disables main oscillator" - select SRAM - 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. +config HAVE_AT91_USB_CLK + bool - 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 COMMON_CLK_AT91 + bool + select COMMON_CLK -config AT91_TIMER_HZ - int "Kernel HZ (jiffies per second)" - range 32 1024 - depends on ARCH_AT91 - default "128" if SOC_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. +config HAVE_AT91_SMD + bool + +config HAVE_AT91_H32MX + bool - 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. +config SOC_SAM_V4_V5 + bool -endmenu +config SOC_SAM_V7 + bool + +config SOC_SAMA5 + bool + select ATMEL_AIC5_IRQ + select ATMEL_SDRAMC + select MEMORY + select SOC_SAM_V7 + select SRAM if PM endif |