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cpu/sam3: fix PMC enable/disable peripheral clock access

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Signed-off-by: Dylan Laduranty <dylan.laduranty@mesotic.com>
This commit is contained in:
Dylan Laduranty 2025-01-27 21:38:14 +01:00
parent e09a800978
commit b4d061943d
3 changed files with 6 additions and 6 deletions
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4
cpu/sam3/periph/rtt.c
View File

@ -88,12 +88,12 @@ void rtt_clear_alarm(void)
void rtt_poweron(void)
{
PMC->PMC_PCER0 |= (1 << ID_RTT);
PMC->PMC_PCER0 = (1 << ID_RTT);
}
void rtt_poweroff(void)
{
PMC->PMC_PCER0 &= ~(1 << ID_RTT);
PMC->PMC_PCDR0 = (1 << ID_RTT);
}
void isr_rtt(void)

4
cpu/sam3/periph/spi.c
View File

@ -71,7 +71,7 @@ void spi_acquire(spi_t bus, spi_cs_t cs, spi_mode_t mode, spi_clk_t clk)
/* lock bus */
mutex_lock(&locks[bus]);
/* enable SPI device clock */
PMC->PMC_PCER0 |= (1 << spi_config[bus].id);
PMC->PMC_PCER0 = (1 << spi_config[bus].id);
/* set mode and speed */
dev(bus)->SPI_CSR[0] = (SPI_CSR_SCBR(CLOCK_CORECLOCK / clk) | mode);
dev(bus)->SPI_MR = (SPI_MR_MSTR | SPI_MR_MODFDIS);
@ -82,7 +82,7 @@ void spi_release(spi_t bus)
{
/* disable device and turn off clock signal */
dev(bus)->SPI_CR = 0;
PMC->PMC_PCER0 &= ~(1 << spi_config[bus].id);
PMC->PMC_PCDR0 = (1 << spi_config[bus].id);
/* release device lock */
mutex_unlock(&locks[bus]);
}

4
cpu/sam3/periph/uart.c
View File

@ -89,12 +89,12 @@ void uart_write(uart_t uart, const uint8_t *data, size_t len)
void uart_poweron(uart_t uart)
{
PMC->PMC_PCER0 |= (1 << uart_config[uart].pmc_id);
PMC->PMC_PCER0 = (1 << uart_config[uart].pmc_id);
}
void uart_poweroff(uart_t uart)
{
PMC->PMC_PCER0 &= ~(1 << uart_config[uart].pmc_id);
PMC->PMC_PCDR0 = (1 << uart_config[uart].pmc_id);
}
static inline void isr_handler(int num)