# # For a description of the syntax of this configuration file, # see misc/tools/kconfig-language.txt. # comment "AT91SAM3/4 Configuration Options" choice prompt "AT91SAM3/4 Chip Selection" default ARCH_CHIP_AT91SAM3U4E depends on ARCH_CHIP_SAM34 config ARCH_CHIP_AT91SAM3U4E bool "AT91SAM3U4E" select ARCH_CORTEXM3 select ARCH_CHIP_SAM3U config ARCH_CHIP_SAM34_NDMACHANC2C bool "ATSAM4LC2C" select ARCH_CORTEXM4 select ARCH_CHIP_SAM4L config ARCH_CHIP_ATSAM4LC2B bool "ATSAM4LC2B" select ARCH_CORTEXM4 select ARCH_CHIP_SAM4L config ARCH_CHIP_ATSAM4LC2A bool "ATSAM4LC2A" select ARCH_CORTEXM4 select ARCH_CHIP_SAM4L config ARCH_CHIP_ATSAM4LC4C bool "ATSAM4LC4C" select ARCH_CORTEXM4 select ARCH_CHIP_SAM4L config ARCH_CHIP_ATSAM4LC4B bool "ATSAM4LC4B" select ARCH_CORTEXM4 select ARCH_CHIP_SAM4L config ARCH_CHIP_ATSAM4LC4A bool "ATSAM4LC4A" select ARCH_CORTEXM4 select ARCH_CHIP_SAM4L config ARCH_CHIP_ATSAM4LS2C bool "ATSAM4LS2C" select ARCH_CORTEXM4 select ARCH_CHIP_SAM4L config ARCH_CHIP_ATSAM4LS2B bool "ATSAM4LS2B" select ARCH_CORTEXM4 select ARCH_CHIP_SAM4L config ARCH_CHIP_ATSAM4LS2A bool "ATSAM4LS2A" select ARCH_CORTEXM4 select ARCH_CHIP_SAM4L config ARCH_CHIP_ATSAM4LS4C bool "ATSAM4LS4C" select ARCH_CORTEXM4 select ARCH_CHIP_SAM4L config ARCH_CHIP_ATSAM4LS4B bool "ATSAM4LS4B" select ARCH_CORTEXM4 select ARCH_CHIP_SAM4L config ARCH_CHIP_ATSAM4LS4A bool "ATSAM4LS4A" select ARCH_CORTEXM4 select ARCH_CHIP_SAM4L config ARCH_CHIP_ATSAM4SD32C bool "ATSAM4SD32C" select ARCH_CORTEXM4 select ARCH_CHIP_SAM4S config ARCH_CHIP_ATSAM4SD32B bool "ATSAM4SD32B" select ARCH_CORTEXM4 select ARCH_CHIP_SAM4S config ARCH_CHIP_ATSAM4SD16C bool "ATSAM4SD16C" select ARCH_CORTEXM4 select ARCH_CHIP_SAM4S config ARCH_CHIP_ATSAM4SD16B bool "ATSAM4SD16B" select ARCH_CORTEXM4 select ARCH_CHIP_SAM4S config ARCH_CHIP_ATSAM4SA16C bool "ATSAM4SA16C" select ARCH_CORTEXM4 select ARCH_CHIP_SAM4S config ARCH_CHIP_ATSAM4SA16B bool "ATSAM4SA16B" select ARCH_CORTEXM4 select ARCH_CHIP_SAM4S config ARCH_CHIP_ATSAM4S16C bool "ATSAM4S16C" select ARCH_CORTEXM4 select ARCH_CHIP_SAM4S config ARCH_CHIP_ATSAM4S16B bool "ATSAM4S16B" select ARCH_CORTEXM4 select ARCH_CHIP_SAM4S config ARCH_CHIP_ATSAM4S8C bool "ATSAM4S8C" select ARCH_CORTEXM4 select ARCH_CHIP_SAM4S config ARCH_CHIP_ATSAM4S8B bool "ATSAM4S8B" select ARCH_CORTEXM4 select ARCH_CHIP_SAM4S endchoice config ARCH_CHIP_SAM3U bool default n config ARCH_CHIP_SAM4L bool default n select ARCH_RAMFUNCS config ARCH_CHIP_SAM4S bool default n menu "AT91SAM3/4 Peripheral Support" config SAM_PICOCACHE bool "PICOCACHE" default y depends on ARCH_CHIP_SAM4L config SAM34_OCD bool "On-chip DEBUG" depends on ARCH_CHIP_SAM4L default y if DEBUG_SYMBOLS default n if !DEBUG_SYMBOLS config SAM34_APBA bool "APBA bridge" default n depends on ARCH_CHIP_SAM4L config SAM34_AESA bool "Advanced Encryption Standard (AESA)" default n depends on ARCH_CHIP_SAM4L config SAM34_IISC bool "Inter-IC Sound (I2S) Controller" default n depends on ARCH_CHIP_SAM4L config SAM34_SPI bool "Serial Peripheral Interface (SPI)" default n config SAM34_SSC bool "Synchronous Serial Controller (SSC)" default n depends on ARCH_CHIP_SAM3U || ARCH_CHIP_SAM4S config SAM34_TC0 bool "Timer/Counter 0 (TC0)" default n config SAM34_TC1 bool "Timer/Counter 1 (TC1)" default n config SAM34_TC2 bool "Timer/Counter 2 (TC2)" default n depends on ARCH_CHIP_SAM3U || ARCH_CHIP_SAM4S config SAM34_TC3 bool "Timer/Counter 3 (TC3)" default n depends on ARCH_CHIP_SAM4S config SAM34_TC4 bool "Timer/Counter 4 (TC4)" default n depends on ARCH_CHIP_SAM4S config SAM34_TC5 bool "Timer/Counter 5 (TC5)" default n depends on ARCH_CHIP_SAM4S config SAM34_PWM bool "Pulse Width Modulation (PWM) Controller" default n depends on ARCH_CHIP_SAM3U|| ARCH_CHIP_SAM4S config SAM34_TWIM0 bool "Two-wire Master Interface 0 (TWIM0)" default n config SAM34_TWIS0 bool "Two-wire Slave Interface 0 (TWIS0)" default n config SAM34_TWIM1 bool "Two-wire Master Interface 1 (TWIM1)" default n config SAM34_TWIS1 bool "Two-wire Slave Interface 1 (TWIS1)" default n config SAM34_TWIM2 bool "Two-wire Master Interface 2 (TWIM2)" default n depends on ARCH_CHIP_SAM4L config SAM34_TWIM3 bool "Two-wire Master Interface 3 (TWIM3)" default n depends on ARCH_CHIP_SAM4L config SAM34_UART0 bool "UART 0" default y depends on ARCH_CHIP_SAM3U || ARCH_CHIP_SAM4S select ARCH_HAVE_UART0 config SAM34_UART1 bool "UART 1" default n depends on ARCH_CHIP_SAM4S select ARCH_HAVE_UART1 config SAM34_PICOUART bool "PicoUART" default n depends on ARCH_CHIP_SAM4L select ARCH_HAVE_UART config SAM34_USART0 bool "USART 0" default n select ARCH_HAVE_USART0 config SAM34_USART1 bool "USART 1" default n select ARCH_HAVE_USART1 config SAM34_USART2 bool "USART 2" default n select ARCH_HAVE_USART2 depends on ARCH_CHIP_SAM3U || ARCH_CHIP_SAM4L config SAM34_USART3 bool "USART 3" default n select ARCH_HAVE_USART3 depends on ARCH_CHIP_SAM3U || ARCH_CHIP_SAM4L config SAM34_ADC12B bool "12-bit ADC Controller" default n config SAM34_ADC bool "10-bit ADC Controller" default n depends on ARCH_CHIP_SAM3U config SAM34_DACC bool "Digital To Analog Converter (DAC)" default n depends on ARCH_CHIP_SAM4L || ARCH_CHIP_SAM4S config SAM34_ACC bool "Analog Comparator (AC)" default n depends on ARCH_CHIP_SAM4L || ARCH_CHIP_SAM4S config SAM34_GLOC bool "GLOC" default n depends on ARCH_CHIP_SAM4L config SAM34_ABDACB bool "Audio Bitstream DAC (ABDAC)" default n depends on ARCH_CHIP_SAM4L config SAM34_TRNG bool "True Random Number Generator (TRNG)" default n depends on ARCH_CHIP_SAM4L config SAM34_PARC bool "Parallel Capture (PARC)" default n depends on ARCH_CHIP_SAM4L config SAM34_CATB bool "Capacitive Touch Module B (CATB)" default n depends on ARCH_CHIP_SAM4L config SAM34_LCDCA bool "LCD Controller A (LCDCA)" default n depends on ARCH_CHIP_SAM4L config SAM34_HRAMC1 bool "HRAMC1 (picoCache RAM)" default n depends on ARCH_CHIP_SAM4L config SAM34_SMC bool "Static Memory Controller (SMC)" default n depends on ARCH_CHIP_SAM3U || ARCH_CHIP_SAM4S config SAM34_NAND bool "NAND support" default n depends on ARCH_CHIP_SAM3U config SAM34_HMATRIX bool "HMATRIX" default n depends on ARCH_CHIP_SAM4L config SAM34_PDCA bool "Peripheral DMA controller (PDC)" default n depends on ARCH_CHIP_SAM4L || ARCH_CHIP_SAM4S select ARCH_DMA config SAM34_DMA bool "DMA controller" default n depends on ARCH_CHIP_SAM3U select ARCH_DMA config SAM34_CRCCU bool "CRC Calculation Unit" default n depends on ARCH_CHIP_SAM4L || ARCH_CHIP_SAM4S config SAM34_UDPHS bool "USB Device High Speed" default n depends on ARCH_CHIP_SAM3U config SAM34_UDP bool "USB Device Full Speed" default n depends on ARCH_CHIP_SAM4S config SAM34_USBC bool "USB 2.0 Interface" default n depends on ARCH_CHIP_SAM4L config SAM34_PEVC bool "Peripheral Event Controller" default n depends on ARCH_CHIP_SAM4L config SAM34_CHIPID bool "Chip ID" default n depends on ARCH_CHIP_SAM4L config SAM34_FREQM bool "Frequency Meter (FREQM)" default n depends on ARCH_CHIP_SAM4L config SAM34_AST bool "Asynchronous Timer (AST)" default n depends on ARCH_CHIP_SAM4L config SAM34_RTC bool "Real Time Clock (RTC)" default n depends on ARCH_CHIP_SAM3U || ARCH_CHIP_SAM4S config SAM34_RTT bool "Real Time Timer (RTT)" default n depends on ARCH_CHIP_SAM3U || ARCH_CHIP_SAM4S config SAM34_WDT bool "Watchdog Timer (WDT)" default n config SAM34_EIC bool "External Interrupt Controller (EIC)" default n depends on ARCH_CHIP_SAM4L config SAM34_HSMCI bool "High Speed Multimedia Card Interface (HSMCI)" default n depends on ARCH_CHIP_SAM3U || ARCH_CHIP_SAM4S endmenu config SAM32_RESET_PERIPHCLKS bool "Enable all peripheral clocks on reset" default n depends on ARCH_CHIP_SAM4L ---help--- By default, only a few necessary peripheral clocks are enabled at reset. If this setting is enabled, then all clocking will be enabled to all of the selected peripherals on reset. comment "AT91SAM3/4 USART Configuration" config USART0_ISUART bool "USART0 is a UART" default y depends on SAM34_USART0 select ARCH_HAVE_USART0 config USART1_ISUART bool "USART1 is a UART" default y depends on SAM34_USART1 select ARCH_HAVE_USART1 config USART2_ISUART bool "USART2 is a UART" default n depends on SAM34_USART2 select ARCH_HAVE_USART2 config USART3_ISUART bool "USART3 is a UART" default y depends on SAM34_USART3 select ARCH_HAVE_USART2 comment "AT91SAM3/4 GPIO Interrupt Configuration" config GPIO_IRQ bool "GPIO pin interrupts" ---help--- Enable support for interrupting GPIO pins if GPIO_IRQ config GPIOA_IRQ bool "GPIOA interrupts" default n config GPIOB_IRQ bool "GPIOB interrupts" default n config GPIOC_IRQ bool "GPIOC interrupts" default n endif if SAM34_WDT comment "AT91SAM3/4 Watchdog Configuration"| config WDT_ENABLED_ON_RESET bool "Enabled on reset" default n ---help--- The WDT can be enabled at reset. This is controlled by the WDTAUTO fuse. The WDT will be set in basic mode, RCSYS is set as source for CLK_CNT, and PSEL will be set to a value giving Tpsel above 100 ms (SAM4L) This setting informs that start-up logic that the watchdog is enabled. config WDT_DISABLE_ON_RESET bool "Disable on reset" default n depends on WDT_ENABLED_ON_RESET ---help--- If the WDT can be enabled at reset then this setting may be used to configure and disable the watchdog timer very early in the boot sequence. endif