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Diffstat (limited to 'cpu/arm926ejs/at91/at91cap9_devices.c')
-rw-r--r--cpu/arm926ejs/at91/at91cap9_devices.c28
1 files changed, 21 insertions, 7 deletions
diff --git a/cpu/arm926ejs/at91/at91cap9_devices.c b/cpu/arm926ejs/at91/at91cap9_devices.c
index 518a8d7002..2d878fdde6 100644
--- a/cpu/arm926ejs/at91/at91cap9_devices.c
+++ b/cpu/arm926ejs/at91/at91cap9_devices.c
@@ -34,30 +34,38 @@
void at91_serial0_hw_init(void)
{
+ at91_pmc_t *pmc = (at91_pmc_t *) AT91_PMC_BASE;
+
at91_set_a_periph(AT91_PIO_PORTA, 22, 1); /* TXD0 */
at91_set_a_periph(AT91_PIO_PORTA, 23, 0); /* RXD0 */
- at91_sys_write(AT91_PMC_PCER, 1 << AT91CAP9_ID_US0);
+ writel(1 << AT91CAP9_ID_US0, &pmc->pcer);
}
void at91_serial1_hw_init(void)
{
+ at91_pmc_t *pmc = (at91_pmc_t *) AT91_PMC_BASE;
+
at91_set_a_periph(AT91_PIO_PORTD, 0, 1); /* TXD1 */
at91_set_a_periph(AT91_PIO_PORTD, 1, 0); /* RXD1 */
- at91_sys_write(AT91_PMC_PCER, 1 << AT91CAP9_ID_US1);
+ writel(1 << AT91CAP9_ID_US1, &pmc->pcer);
}
void at91_serial2_hw_init(void)
{
+ at91_pmc_t *pmc = (at91_pmc_t *) AT91_PMC_BASE;
+
at91_set_a_periph(AT91_PIO_PORTD, 2, 1); /* TXD2 */
at91_set_a_periph(AT91_PIO_PORTD, 3, 0); /* RXD2 */
- at91_sys_write(AT91_PMC_PCER, 1 << AT91CAP9_ID_US2);
+ writel(1 << AT91CAP9_ID_US2, &pmc->pcer);
}
void at91_serial3_hw_init(void)
{
+ at91_pmc_t *pmc = (at91_pmc_t *) AT91_PMC_BASE;
+
at91_set_a_periph(AT91_PIO_PORTC, 30, 0); /* DRXD */
at91_set_a_periph(AT91_PIO_PORTC, 31, 1); /* DTXD */
- at91_sys_write(AT91_PMC_PCER, 1 << AT91_ID_SYS);
+ writel(1 << AT91_ID_SYS, &pmc->pcer);
}
void at91_serial_hw_init(void)
@@ -82,12 +90,14 @@ void at91_serial_hw_init(void)
#ifdef CONFIG_HAS_DATAFLASH
void at91_spi0_hw_init(unsigned long cs_mask)
{
+ at91_pmc_t *pmc = (at91_pmc_t *) AT91_PMC_BASE;
+
at91_set_b_periph(AT91_PIO_PORTA, 0, 0); /* SPI0_MISO */
at91_set_b_periph(AT91_PIO_PORTA, 1, 0); /* SPI0_MOSI */
at91_set_b_periph(AT91_PIO_PORTA, 2, 0); /* SPI0_SPCK */
/* Enable clock */
- at91_sys_write(AT91_PMC_PCER, 1 << AT91CAP9_ID_SPI0);
+ writel(1 << AT91CAP9_ID_SPI0, &pmc->pcer);
if (cs_mask & (1 << 0)) {
at91_set_b_periph(AT91_PIO_PORTA, 5, 1);
@@ -117,12 +127,14 @@ void at91_spi0_hw_init(unsigned long cs_mask)
void at91_spi1_hw_init(unsigned long cs_mask)
{
+ at91_pmc_t *pmc = (at91_pmc_t *) AT91_PMC_BASE;
+
at91_set_a_periph(AT91_PIO_PORTB, 12, 0); /* SPI1_MISO */
at91_set_a_periph(AT91_PIO_PORTB, 13, 0); /* SPI1_MOSI */
at91_set_a_periph(AT91_PIO_PORTB, 14, 0); /* SPI1_SPCK */
/* Enable clock */
- at91_sys_write(AT91_PMC_PCER, 1 << AT91CAP9_ID_SPI1);
+ writel(1 << AT91CAP9_ID_SPI1, &pmc->pcer);
if (cs_mask & (1 << 0)) {
at91_set_a_periph(AT91_PIO_PORTB, 15, 1);
@@ -182,10 +194,12 @@ void at91_macb_hw_init(void)
#ifdef CONFIG_AT91_CAN
void at91_can_hw_init(void)
{
+ at91_pmc_t *pmc = (at91_pmc_t *) AT91_PMC_BASE;
+
at91_set_a_periph(AT91_PIO_PORTA, 12, 0); /* CAN_TX */
at91_set_a_periph(AT91_PIO_PORTA, 13, 1); /* CAN_RX */
/* Enable clock */
- at91_sys_write(AT91_PMC_PCER, 1 << AT91CAP9_ID_CAN);
+ writel(1 << AT91CAP9_ID_CAN, &pmc->pcer);
}
#endif
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