Beispiel #1
0
void uart_tx_byte(int idx, unsigned char data)
{
	void *base = uart_platform_baseptr(idx);
	if (!base)
		return;
	uart8250_mem_tx_byte(base, data);
}
Beispiel #2
0
void uart_tx_flush(int idx)
{
	void *base = uart_platform_baseptr(idx);
	if (!base)
		return;
	uart8250_mem_tx_flush(base);
}
Beispiel #3
0
void uart_init(int idx)
{
	unsigned int div;
	div = uart_baudrate_divisor(get_uart_baudrate(),
		uart_platform_refclk(), uart_input_clock_divider());
	sifive_uart_init(uart_platform_baseptr(idx), div);
}
Beispiel #4
0
void uart_init(int idx)
{
	struct am335x_uart *uart = uart_platform_baseptr(idx);
	uint16_t div = (uint16_t) uart_baudrate_divisor(
		default_baudrate(), uart_platform_refclk(), 16);
	am335x_uart_init(uart, div);
}
Beispiel #5
0
unsigned char uart_rx_byte(int idx)
{
	void *base = uart_platform_baseptr(idx);
	if (!base)
		return 0xff;
	return uart8250_mem_rx_byte(base);
}
Beispiel #6
0
void uart_tx_byte(int idx, unsigned char data)
{
	struct sifive_uart_registers *regs = uart_platform_baseptr(idx);

	while (!uart_can_tx(regs))
		; /* TODO: implement a timeout */

	write32(&regs->txdata, data);
}
Beispiel #7
0
void uart_init(int idx)
{
	struct a10_uart *uart_base = uart_platform_baseptr(idx);

	/* Use default 8N1 encoding */
	a10_uart_configure(uart_base, get_uart_baudrate(),
		8, UART_PARITY_NONE, 1);
	a10_uart_enable_fifos(uart_base);
}
Beispiel #8
0
void uart_init(int idx)
{
	void *base = uart_platform_baseptr(idx);
	if (!base)
		return;

	unsigned int div;
	div = uart_baudrate_divisor(default_baudrate(), uart_platform_refclk(), 16);
	uart8250_mem_init(base, div);
}
Beispiel #9
0
void uart_tx_flush(int idx)
{
	struct sifive_uart_registers *regs = uart_platform_baseptr(idx);
	uint32_t ip;

	/* Use the TX watermark bit to find out if the TX FIFO is empty */
	do {
		ip = read32(&regs->ip);
	} while (!(ip & IP_TXWM));
}
Beispiel #10
0
unsigned char uart_rx_byte(int idx)
{
	struct sifive_uart_registers *regs = uart_platform_baseptr(idx);
	uint32_t rxdata;

	do {
		rxdata = read32(&regs->rxdata);
	} while (rxdata & RXDATA_EMPTY);

	return rxdata & 0xff;
}
Beispiel #11
0
void uart_init(int idx)
{
	void *base = uart_platform_baseptr(idx);
	if (!base)
		return;

	unsigned int div;
	div = uart_baudrate_divisor(get_uart_baudrate(),
		uart_platform_refclk(), uart_input_clock_divider());
	uart8250_mem_init(base, div);
}
Beispiel #12
0
unsigned char uart_rx_byte(int idx)
{
	return a10_uart_rx_blocking(uart_platform_baseptr(idx));
}
Beispiel #13
0
void uart_init(int idx)
{
	struct s5p_uart *uart = uart_platform_baseptr(idx);
	exynos5_init_dev(uart);
}
Beispiel #14
0
void uart_tx_byte(int idx, unsigned char data)
{
	struct am335x_uart *uart = uart_platform_baseptr(idx);
	am335x_uart_tx_byte(uart, data);
}
Beispiel #15
0
unsigned char uart_rx_byte(int idx)
{
	struct am335x_uart *uart = uart_platform_baseptr(idx);
	return am335x_uart_rx_byte(uart);
}
Beispiel #16
0
void uart_tx_byte(int idx, unsigned char data)
{
	struct s5p_uart *uart = uart_platform_baseptr(idx);
	exynos5_uart_tx_byte(uart, data);
}
Beispiel #17
0
unsigned char uart_rx_byte(int idx)
{
	struct s5p_uart *uart = uart_platform_baseptr(idx);
	return exynos5_uart_rx_byte(uart);
}
Beispiel #18
0
void uart_tx_byte(int idx, unsigned char data)
{
	a10_uart_tx_blocking(uart_platform_baseptr(idx), data);
}
Beispiel #19
0
void uart_tx_flush(int idx)
{
	struct s5p_uart *uart = uart_platform_baseptr(idx);
	exynos5_uart_tx_flush(uart);
}