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authorKevin O'Connor <kevin@koconnor.net>2021-11-20 13:47:17 -0500
committerKevin O'Connor <kevin@koconnor.net>2021-11-20 13:52:16 -0500
commitbb08dc7ae91488a6e9e1e88de28bd43be9fa5651 (patch)
tree0f8255ecf3f5d4bd4a9b66db302795071533ba64 /src/atsam/serial.c
parent92ca1119868abbd859c8f7a3f88143cf53561eb3 (diff)
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atsam: Add get_pclock_frequency() helper function
Add get_pclock_frequency() and use it to calculate peripheral clocks. Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
Diffstat (limited to 'src/atsam/serial.c')
-rw-r--r--src/atsam/serial.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/atsam/serial.c b/src/atsam/serial.c
index 92791b8d..75ab36d2 100644
--- a/src/atsam/serial.c
+++ b/src/atsam/serial.c
@@ -68,7 +68,7 @@ serial_init(void)
// Enable uart
Port->UART_MR = (UART_MR_PAR_NO | UART_MR_CHMODE_NORMAL);
- Port->UART_BRGR = SystemCoreClock / (16 * CONFIG_SERIAL_BAUD);
+ Port->UART_BRGR = get_pclock_frequency(Pmc_id) / (16 * CONFIG_SERIAL_BAUD);
Port->UART_IER = UART_IER_RXRDY;
armcm_enable_irq(UARTx_Handler, UARTx_IRQn, 0);
Port->UART_CR = UART_CR_RXEN | UART_CR_TXEN;