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atsam: Add support for SAM E70

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Signed-off-by: Alex Maclean <monkeh@monkeh.net>
This commit is contained in:
Alex Maclean
2021-08-18 20:01:59 +01:00
committed by Kevin O'Connor
parent 99c2bf0ded
commit 8049243221
18 changed files with 440 additions and 82 deletions
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14
src/atsam/serial.c
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@@ -17,19 +17,29 @@
static Uart * const Port = UART;
static const uint32_t Pmc_id = ID_UART;
static const uint32_t rx_pin = GPIO('A', 8), tx_pin = GPIO('A', 9);
static const char uart_periph = 'A';
DECL_CONSTANT_STR("RESERVE_PINS_serial", "PA8,PA9");
#elif CONFIG_MACH_SAM4S
#define UARTx_IRQn UART1_IRQn
static Uart * const Port = UART1;
static const uint32_t Pmc_id = ID_UART1;
static const uint32_t rx_pin = GPIO('B', 2), tx_pin = GPIO('B', 3);
static const char uart_periph = 'A';
DECL_CONSTANT_STR("RESERVE_PINS_serial", "PB2,PB3");
#elif CONFIG_MACH_SAM4E
#define UARTx_IRQn UART0_IRQn
static Uart * const Port = UART0;
static const uint32_t Pmc_id = ID_UART0;
static const uint32_t rx_pin = GPIO('A', 9), tx_pin = GPIO('A', 10);
static const char uart_periph = 'A';
DECL_CONSTANT_STR("RESERVE_PINS_serial", "PA9,PA10");
#elif CONFIG_MACH_SAME70
#define UARTx_IRQn UART2_IRQn
static Uart * const Port = UART2;
static const uint32_t Pmc_id = ID_UART2;
static const uint32_t rx_pin = GPIO('D', 25), tx_pin = GPIO('D', 26);
static const char uart_periph = 'C';
DECL_CONSTANT_STR("RESERVE_PINS_serial", "PD25,PD26");
#endif
void
@@ -57,8 +67,8 @@ serial_enable_tx_irq(void)
void
serial_init(void)
{
gpio_peripheral(rx_pin, 'A', 1);
gpio_peripheral(tx_pin, 'A', 0);
gpio_peripheral(rx_pin, uart_periph, 1);
gpio_peripheral(tx_pin, uart_periph, 0);
// Reset uart
enable_pclock(Pmc_id);