C++ (Cpp) get_uart_clk Examples

Example #1

File: serial_s5p.c Project: 675816156/uboot-2016-for-itop4412

int s5p_serial_setbrg(struct udevice *dev, int baudrate)
{
	struct s5p_serial_platdata *plat = dev->platdata;
	struct s5p_uart *const uart = plat->reg;
	u32 uclk = get_uart_clk(plat->port_id);

	s5p_serial_baud(uart, uclk, baudrate);

	return 0;
}

Example #2

File: serial_s5p.c Project: Klaus-schwarzkopf/u-boot

void serial_setbrg_dev(const int dev_index)
{
	struct s5p_uart *const uart = s5p_get_base_uart(dev_index);
	u32 uclk = get_uart_clk(dev_index);
	u32 baudrate = gd->baudrate;
	u32 val;

	val = uclk / baudrate;

	writel(val / 16 - 1, &uart->ubrdiv);

	if (use_divslot)
		writew(udivslot[val % 16], &uart->rest.slot);
	else
		writeb(val % 16, &uart->rest.value);
}

Example #3

File: serial_s5p.c Project: SunnyBrother/u-boot-at91

int s5p_serial_setbrg(struct udevice *dev, int baudrate)
{
	struct s5p_serial_platdata *plat = dev->platdata;
	struct s5p_uart *const uart = plat->reg;
	u32 uclk;

#ifdef CONFIG_CLK_EXYNOS
	struct clk clk;
	u32 ret;

	ret = clk_get_by_index(dev, 1, &clk);
	if (ret < 0)
		return ret;
	uclk = clk_get_rate(&clk);
#else
	uclk = get_uart_clk(plat->port_id);
#endif

	s5p_serial_baud(uart, uclk, baudrate);

	return 0;
}