ADD: beginning to add SPI to access flash memory.

This commit is contained in:
iceman1001 2018-02-13 11:41:23 +01:00
commit ad73af95c2
4 changed files with 28 additions and 1 deletions

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@ -2111,6 +2111,7 @@ typedef struct _AT91S_UDP {
#define AT91C_PIO_PA1 (1 << 1) // Pin Controlled by PA1
#define AT91C_PA1_PWM1 (AT91C_PIO_PA1) // PWM Channel 1
#define AT91C_PA1_TIOB0 (AT91C_PIO_PA1) // Timer Counter 0 Multipurpose Timer I/O Pin B
#define AT91C_PA1_NPCS3 (AT91C_PIO_PA1) // SPI Peripheral Chip Select 3
#define AT91C_PIO_PA2 (1 << 2) // Pin Controlled by PA2
#define AT91C_PA2_PWM2 (AT91C_PIO_PA2) // PWM Channel 2
#define AT91C_PA2_SCK0 (AT91C_PIO_PA2) // USART 0 Serial Clock

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@ -19,6 +19,7 @@
#define GPIO_LRST AT91C_PIO_PA7
#define GPIO_LED_B AT91C_PIO_PA8
#define GPIO_LED_C AT91C_PIO_PA9
#define GPIO_NCS3 AT91C_PA1_NPCS3
#define GPIO_NCS2 AT91C_PA10_NPCS2
#define GPIO_NCS0 AT91C_PA11_NPCS0
#define GPIO_MISO AT91C_PA12_MISO

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@ -59,8 +59,10 @@
#define SETBIT(x, y) (y) ? (HIGH(x)):(LOW(x))
#define INVBIT(x) SETBIT((x), !(GETBIT(x)))
// Setup for SPI current modes
#define SPI_FPGA_MODE 0
#define SPI_LCD_MODE 1
#define SPI_MEM_MODE 2
#ifndef COTAG_BITS
#define COTAG_BITS 264