X-Git-Url: https://codewiz.org/gitweb?a=blobdiff_plain;f=bertos%2Fcpu%2Fcortex-m3%2Fio%2Fsam3.h;h=e80b101a9861966b96e89474a368456d0c7a8eb9;hb=3f6a028aff4ded1f1b9bc6201c552567e5c8b942;hp=c3540db38faadab5e4850aeaa26f24f94f0691e9;hpb=9a9bb767d984876ff35a9fba379f46f57a07236c;p=bertos.git diff --git a/bertos/cpu/cortex-m3/io/sam3.h b/bertos/cpu/cortex-m3/io/sam3.h index c3540db3..e80b101a 100644 --- a/bertos/cpu/cortex-m3/io/sam3.h +++ b/bertos/cpu/cortex-m3/io/sam3.h @@ -26,7 +26,7 @@ * invalidate any other reasons why the executable file might be covered by * the GNU General Public License. * - * Copyright 2010 Develer S.r.l. (http://www.develer.com/) + * Copyright 2010,2011 Develer S.r.l. (http://www.develer.com/) * * --> * @@ -36,14 +36,250 @@ #ifndef SAM3_H #define SAM3_H -// TODO: refactor common cortex-m3 regs - #include #include -#include "sam3_memmap.h" -#include "sam3_gpio.h" +/* + * Peripherals IDs. + */ +/*\{*/ +#if CPU_CM3_SAM3N + #define SUPC_ID 0 ///< Supply Controller (SUPC) + #define RSTC_ID 1 ///< Reset Controller (RSTC) + #define RTC_ID 2 ///< Real Time Clock (RTC) + #define RTT_ID 3 ///< Real Time Timer (RTT) + #define WDT_ID 4 ///< Watchdog Timer (WDT) + #define PMC_ID 5 ///< Power Management Controller (PMC) + #define EEFC0_ID 6 ///< Enhanced Flash Controller + #define UART0_ID 8 ///< UART 0 (UART0) + #define UART1_ID 9 ///< UART 1 (UART1) + #define PIOA_ID 11 ///< Parallel I/O Controller A (PIOA) + #define PIOB_ID 12 ///< Parallel I/O Controller B (PIOB) + #define PIOC_ID 13 ///< Parallel I/O Controller C (PIOC) + #define US0_ID 14 ///< USART 0 (USART0) + #define US1_ID 15 ///< USART 1 (USART1) + #define TWI0_ID 19 ///< Two Wire Interface 0 (TWI0) + #define TWI1_ID 20 ///< Two Wire Interface 1 (TWI1) + #define SPI0_ID 21 ///< Serial Peripheral Interface (SPI) + #define TC0_ID 23 ///< Timer/Counter 0 (TC0) + #define TC1_ID 24 ///< Timer/Counter 1 (TC1) + #define TC2_ID 25 ///< Timer/Counter 2 (TC2) + #define TC3_ID 26 ///< Timer/Counter 3 (TC3) + #define TC4_ID 27 ///< Timer/Counter 4 (TC4) + #define TC5_ID 28 ///< Timer/Counter 5 (TC5) + #define ADC_ID 29 ///< Analog To Digital Converter (ADC) + #define DACC_ID 30 ///< Digital To Analog Converter (DACC) + #define PWM_ID 31 ///< Pulse Width Modulation (PWM) +#elif CPU_CM3_SAM3X + #define SUPC_ID 0 ///< Supply Controller (SUPC) + #define RSTC_ID 1 ///< Reset Controller (RSTC) + #define RTC_ID 2 ///< Real Time Clock (RTC) + #define RTT_ID 3 ///< Real Time Timer (RTT) + #define WDT_ID 4 ///< Watchdog Timer (WDT) + #define PMC_ID 5 ///< Power Management Controller (PMC) + #define EEFC0_ID 6 ///< Enhanced Flash Controller + #define EEFC1_ID 7 ///< Enhanced Flash Controller + #define UART0_ID 8 ///< UART 0 (UART0) + #define SMC_SDRAMC_ID 9 ///< Satic memory controller / SDRAM controller + #define SDRAMC_ID 10 ///< Satic memory controller / SDRAM controller + #define PIOA_ID 11 ///< Parallel I/O Controller A + #define PIOB_ID 12 ///< Parallel I/O Controller B + #define PIOC_ID 13 ///< Parallel I/O Controller C + #define PIOD_ID 14 ///< Parallel I/O Controller D + #define PIOE_ID 15 ///< Parallel I/O Controller E + #define PIOF_ID 16 ///< Parallel I/O Controller F + #define US0_ID 17 ///< USART 0 + #define US1_ID 18 ///< USART 1 + #define US2_ID 19 ///< USART 2 + #define US3_ID 20 ///< USART 3 + #define HSMCI_ID 21 ///< High speed multimedia card interface + #define TWI0_ID 22 ///< Two Wire Interface 0 + #define TWI1_ID 23 ///< Two Wire Interface 1 + #define SPI0_ID 24 ///< Serial Peripheral Interface + #define SPI1_ID 25 ///< Serial Peripheral Interface + #define SSC_ID 26 ///< Synchronous serial controller + #define TC0_ID 27 ///< Timer/Counter 0 + #define TC1_ID 28 ///< Timer/Counter 1 + #define TC2_ID 29 ///< Timer/Counter 2 + #define TC3_ID 30 ///< Timer/Counter 3 + #define TC4_ID 31 ///< Timer/Counter 4 + #define TC5_ID 32 ///< Timer/Counter 5 + #define TC6_ID 33 ///< Timer/Counter 6 + #define TC7_ID 34 ///< Timer/Counter 7 + #define TC8_ID 35 ///< Timer/Counter 8 + #define PWM_ID 36 ///< Pulse width modulation controller + #define ADC_ID 37 ///< ADC controller + #define DACC_ID 38 ///< DAC controller + #define DMAC_ID 39 ///< DMA controller + #define UOTGHS_ID 40 ///< USB OTG high speed + #define TRNG_ID 41 ///< True random number generator + #define EMAC_ID 42 ///< Ethernet MAC + #define CAN0_ID 43 ///< CAN controller 0 + #define CAN1_ID 44 ///< CAN controller 1 +#else + #error Peripheral IDs undefined +#endif +/*\}*/ + +/* + * Hardware features for drivers. + */ +#define USART_HAS_PDC 1 +#define SPI_HAS_PDC 1 + +#if CPU_CM3_SAM3X || CPU_CM3_SAM3U + #define USART_PORTS 1 + #define UART_PORTS 4 +#elif CPU_CM3_SAM3N || CPU_CM3_SAM3S + #define USART_PORTS 2 + #define UART_PORTS 2 +#else + #error undefined U(S)ART_PORTS for this cpu +#endif + +/* PDC registers */ +#define PERIPH_RPR_OFF 0x100 // Receive Pointer Register. +#define PERIPH_RCR_OFF 0x104 // Receive Counter Register. +#define PERIPH_TPR_OFF 0x108 // Transmit Pointer Register. +#define PERIPH_TCR_OFF 0x10C // Transmit Counter Register. +#define PERIPH_RNPR_OFF 0x110 // Receive Next Pointer Register. +#define PERIPH_RNCR_OFF 0x114 // Receive Next Counter Register. +#define PERIPH_TNPR_OFF 0x118 // Transmit Next Pointer Register. +#define PERIPH_TNCR_OFF 0x11C // Transmit Next Counter Register. +#define PERIPH_PTCR_OFF 0x120 // PDC Transfer Control Register. +#define PERIPH_PTSR_OFF 0x124 // PDC Transfer Status Register. + +#define PDC_RXTEN 0 +#define PDC_RXTDIS 1 +#define PDC_TXTEN 8 +#define PDC_TXTDIS 9 + + +#include "sam3_sysctl.h" +#include "sam3_pmc.h" +#include "sam3_smc.h" +#include "sam3_sdramc.h" +#include "sam3_ints.h" +#include "sam3_pio.h" #include "sam3_nvic.h" #include "sam3_uart.h" +#include "sam3_usart.h" +#include "sam3_spi.h" +#include "sam3_flash.h" +#include "sam3_wdt.h" +#include "sam3_emac.h" +#include "sam3_rstc.h" +#include "sam3_adc.h" +#include "sam3_dacc.h" +#include "sam3_tc.h" + +/** + * U(S)ART I/O pins + */ +/*\{*/ +#if CPU_CM3_SAM3U + #define UART0_PORT PIOA_BASE + #define USART0_PORT PIOA_BASE + #define USART1_PORT PIOA_BASE + #define USART2_PORT PIOA_BASE + #define USART3_PORT PIOC_BASE + + #define UART0_PERIPH PIO_PERIPH_A + #define USART0_PERIPH PIO_PERIPH_A + #define USART1_PERIPH PIO_PERIPH_A + #define USART2_PERIPH PIO_PERIPH_A + #define USART3_PERIPH PIO_PERIPH_B + + #define URXD0 11 + #define UTXD0 12 + #define RXD0 19 + #define TXD0 18 + #define RXD1 21 + #define TXD1 20 + #define RXD2 23 + #define TXD2 22 + #define RXD3 13 + #define TXD3 12 +#elif CPU_CM3_SAM3X + #define UART0_PORT PIOA_BASE + #define USART0_PORT PIOA_BASE + #define USART1_PORT PIOA_BASE + #define USART2_PORT PIOB_BASE + #define USART3_PORT PIOD_BASE + + #define UART0_PERIPH PIO_PERIPH_A + #define USART0_PERIPH PIO_PERIPH_A + #define USART1_PERIPH PIO_PERIPH_A + #define USART2_PERIPH PIO_PERIPH_A + #define USART3_PERIPH PIO_PERIPH_B + + #define URXD0 8 + #define UTXD0 9 + #define RXD0 10 + #define TXD0 11 + #define RXD1 12 + #define TXD1 13 + #define RXD2 21 + #define TXD2 20 + #define RXD3 5 + #define TXD3 4 +#elif CPU_CM3_SAM3N || CPU_CM3_SAM3S + #define UART0_PORT PIOA_BASE + #define UART1_PORT PIOB_BASE + #define USART0_PORT PIOA_BASE + #define USART1_PORT PIOA_BASE + + #define UART0_PERIPH PIO_PERIPH_A + #define UART1_PERIPH PIO_PERIPH_A + #define USART0_PERIPH PIO_PERIPH_A + #define USART1_PERIPH PIO_PERIPH_A + + #define URXD0 9 + #define UTXD0 10 + #define URXD1 2 + #define UTXD1 3 + #define RXD0 5 + #define TXD0 6 + #define RXD1 21 + #define TXD1 22 +#endif +/*\}*/ + +/** + * SPI I/O pins + */ +/*\{*/ +#if CPU_CM3_SAM3U + #define SPI0_SPCK 15 + #define SPI0_MOSI 14 + #define SPI0_MISO 13 +#elif CPU_CM3_SAM3X + #define SPI0_SPCK 27 + #define SPI0_MOSI 26 + #define SPI0_MISO 25 +#else + #define SPI0_SPCK 14 + #define SPI0_MOSI 13 + #define SPI0_MISO 12 +#endif +/*\}*/ + +/** + * TWI I/O pins + */ +/*\{*/ +#if CPU_CM3_SAM3X + #define TWI0_PORT PIOA_BASE + #define TWI1_PORT PIOA_BASE + + #define TWI0_PERIPH PIO_PERIPH_A + #define TWI1_PERIPH PIO_PERIPH_A + + #define TWI0_TWD 17 + #define TWI0_TWCK 18 + #define TWI1_TWD 12 + #define TWI1_TWCK 13 +#endif +/*\}*/ #endif /* SAM3_H */