diff options
Diffstat (limited to 'cpu/arm926ejs/at91/at91sam9261_devices.c')
| -rw-r--r-- | cpu/arm926ejs/at91/at91sam9261_devices.c | 84 |
1 files changed, 48 insertions, 36 deletions
diff --git a/cpu/arm926ejs/at91/at91sam9261_devices.c b/cpu/arm926ejs/at91/at91sam9261_devices.c index 16d411f6532..b4353ef5cb5 100644 --- a/cpu/arm926ejs/at91/at91sam9261_devices.c +++ b/cpu/arm926ejs/at91/at91sam9261_devices.c @@ -30,30 +30,38 @@ void at91_serial0_hw_init(void) { - at91_set_A_periph(AT91_PIN_PC8, 1); /* TXD0 */ - at91_set_A_periph(AT91_PIN_PC9, 0); /* RXD0 */ - at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9261_ID_US0); + at91_pmc_t *pmc = (at91_pmc_t *) AT91_PMC_BASE; + + at91_set_a_periph(AT91_PIO_PORTC, 8, 1); /* TXD0 */ + at91_set_a_periph(AT91_PIO_PORTC, 9, 0); /* RXD0 */ + writel(1 << AT91SAM9261_ID_US0, &pmc->pcer); } void at91_serial1_hw_init(void) { - at91_set_A_periph(AT91_PIN_PC12, 1); /* TXD1 */ - at91_set_A_periph(AT91_PIN_PC13, 0); /* RXD1 */ - at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9261_ID_US1); + at91_pmc_t *pmc = (at91_pmc_t *) AT91_PMC_BASE; + + at91_set_a_periph(AT91_PIO_PORTC, 12, 1); /* TXD1 */ + at91_set_a_periph(AT91_PIO_PORTC, 13, 0); /* RXD1 */ + writel(1 << AT91SAM9261_ID_US1, &pmc->pcer); } void at91_serial2_hw_init(void) { - at91_set_A_periph(AT91_PIN_PC14, 1); /* TXD2 */ - at91_set_A_periph(AT91_PIN_PC15, 0); /* RXD2 */ - at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9261_ID_US2); + at91_pmc_t *pmc = (at91_pmc_t *) AT91_PMC_BASE; + + at91_set_a_periph(AT91_PIO_PORTC, 14, 1); /* TXD2 */ + at91_set_a_periph(AT91_PIO_PORTC, 15, 0); /* RXD2 */ + writel(1 << AT91SAM9261_ID_US2, &pmc->pcer); } void at91_serial3_hw_init(void) { - at91_set_A_periph(AT91_PIN_PA9, 0); /* DRXD */ - at91_set_A_periph(AT91_PIN_PA10, 1); /* DTXD */ - at91_sys_write(AT91_PMC_PCER, 1 << AT91_ID_SYS); + at91_pmc_t *pmc = (at91_pmc_t *) AT91_PMC_BASE; + + at91_set_a_periph(AT91_PIO_PORTA, 9, 0); /* DRXD */ + at91_set_a_periph(AT91_PIO_PORTA, 10, 1); /* DTXD */ + writel(1 << AT91_ID_SYS, &pmc->pcer); } void at91_serial_hw_init(void) @@ -78,71 +86,75 @@ void at91_serial_hw_init(void) #ifdef CONFIG_HAS_DATAFLASH void at91_spi0_hw_init(unsigned long cs_mask) { - at91_set_A_periph(AT91_PIN_PA0, 0); /* SPI0_MISO */ - at91_set_A_periph(AT91_PIN_PA1, 0); /* SPI0_MOSI */ - at91_set_A_periph(AT91_PIN_PA2, 0); /* SPI0_SPCK */ + at91_pmc_t *pmc = (at91_pmc_t *) AT91_PMC_BASE; + + at91_set_a_periph(AT91_PIO_PORTA, 0, 0); /* SPI0_MISO */ + at91_set_a_periph(AT91_PIO_PORTA, 1, 0); /* SPI0_MOSI */ + at91_set_a_periph(AT91_PIO_PORTA, 2, 0); /* SPI0_SPCK */ /* Enable clock */ - at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9261_ID_SPI0); + writel(1 << AT91SAM9261_ID_SPI0, &pmc->pcer); if (cs_mask & (1 << 0)) { - at91_set_A_periph(AT91_PIN_PA3, 1); + at91_set_a_periph(AT91_PIO_PORTA, 3, 1); } if (cs_mask & (1 << 1)) { - at91_set_A_periph(AT91_PIN_PA4, 1); + at91_set_a_periph(AT91_PIO_PORTA, 4, 1); } if (cs_mask & (1 << 2)) { - at91_set_A_periph(AT91_PIN_PA5, 1); + at91_set_a_periph(AT91_PIO_PORTA, 5, 1); } if (cs_mask & (1 << 3)) { - at91_set_A_periph(AT91_PIN_PA6, 1); + at91_set_a_periph(AT91_PIO_PORTA, 6, 1); } if (cs_mask & (1 << 4)) { - at91_set_gpio_output(AT91_PIN_PA3, 1); + at91_set_pio_output(AT91_PIO_PORTA, 3, 1); } if (cs_mask & (1 << 5)) { - at91_set_gpio_output(AT91_PIN_PA4, 1); + at91_set_pio_output(AT91_PIO_PORTA, 4, 1); } if (cs_mask & (1 << 6)) { - at91_set_gpio_output(AT91_PIN_PA5, 1); + at91_set_pio_output(AT91_PIO_PORTA, 5, 1); } if (cs_mask & (1 << 7)) { - at91_set_gpio_output(AT91_PIN_PA6, 1); + at91_set_pio_output(AT91_PIO_PORTA, 6, 1); } } void at91_spi1_hw_init(unsigned long cs_mask) { - at91_set_A_periph(AT91_PIN_PB30, 0); /* SPI1_MISO */ - at91_set_A_periph(AT91_PIN_PB31, 0); /* SPI1_MOSI */ - at91_set_A_periph(AT91_PIN_PB29, 0); /* SPI1_SPCK */ + at91_pmc_t *pmc = (at91_pmc_t *) AT91_PMC_BASE; + + at91_set_a_periph(AT91_PIO_PORTB, 30, 0); /* SPI1_MISO */ + at91_set_a_periph(AT91_PIO_PORTB, 31, 0); /* SPI1_MOSI */ + at91_set_a_periph(AT91_PIO_PORTB, 29, 0); /* SPI1_SPCK */ /* Enable clock */ - at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9261_ID_SPI1); + writel(1 << AT91SAM9261_ID_SPI1, &pmc->pcer); if (cs_mask & (1 << 0)) { - at91_set_A_periph(AT91_PIN_PB28, 1); + at91_set_a_periph(AT91_PIO_PORTB, 28, 1); } if (cs_mask & (1 << 1)) { - at91_set_B_periph(AT91_PIN_PA24, 1); + at91_set_b_periph(AT91_PIO_PORTA, 24, 1); } if (cs_mask & (1 << 2)) { - at91_set_B_periph(AT91_PIN_PA25, 1); + at91_set_b_periph(AT91_PIO_PORTA, 25, 1); } if (cs_mask & (1 << 3)) { - at91_set_A_periph(AT91_PIN_PA26, 1); + at91_set_a_periph(AT91_PIO_PORTA, 26, 1); } if (cs_mask & (1 << 4)) { - at91_set_gpio_output(AT91_PIN_PB28, 1); + at91_set_pio_output(AT91_PIO_PORTB, 28, 1); } if (cs_mask & (1 << 5)) { - at91_set_gpio_output(AT91_PIN_PA24, 1); + at91_set_pio_output(AT91_PIO_PORTA, 24, 1); } if (cs_mask & (1 << 6)) { - at91_set_gpio_output(AT91_PIN_PA25, 1); + at91_set_pio_output(AT91_PIO_PORTA, 25, 1); } if (cs_mask & (1 << 7)) { - at91_set_gpio_output(AT91_PIN_PA26, 1); + at91_set_pio_output(AT91_PIO_PORTA, 26, 1); } } #endif |