int __init davinci_serial_init(struct davinci_uart_config *info)
{
int i;
char name[16];
struct clk *uart_clk;
struct davinci_soc_info *soc_info = &davinci_soc_info;
struct device *dev = &soc_info->serial_dev->dev;
struct plat_serial8250_port *p = dev->platform_data;
/*
* Make sure the serial ports are muxed on at this point.
* You have to mux them off in device drivers later on if not needed.
*/
for (i = 0; p->flags; i++, p++) {
if (!(info->enabled_uarts & (1 << i)))
continue;
sprintf(name, "uart%d", i);
uart_clk = clk_get(dev, name);
if (IS_ERR(uart_clk)) {
printk(KERN_ERR "%s:%d: failed to get UART%d clock\n",
__func__, __LINE__, i);
continue;
}
clk_enable(uart_clk);
p->uartclk = clk_get_rate(uart_clk);
p->clk = uart_clk;
if (!p->membase && p->mapbase) {
p->membase = ioremap(p->mapbase, SZ_4K);
if (p->membase)
p->flags &= ~UPF_IOREMAP;
else
pr_err("uart regs ioremap failed\n");
}
if (p->membase && ((p->type != PORT_AR7) ||
cpu_is_davinci_da850() ||
cpu_is_davinci_da830()))
davinci_serial_reset(p);
}
return platform_device_register(soc_info->serial_dev);
}
int __init davinci_serial_init(struct platform_device *serial_dev)
{
int i, ret = 0;
struct device *dev;
struct plat_serial8250_port *p;
struct clk *clk;
/*
* Make sure the serial ports are muxed on at this point.
* You have to mux them off in device drivers later on if not needed.
*/
for (i = 0; serial_dev[i].dev.platform_data != NULL; i++) {
dev = &serial_dev[i].dev;
p = dev->platform_data;
ret = platform_device_register(&serial_dev[i]);
if (ret)
continue;
clk = clk_get(dev, NULL);
if (IS_ERR(clk)) {
pr_err("%s:%d: failed to get UART%d clock\n",
__func__, __LINE__, i);
continue;
}
clk_prepare_enable(clk);
p->uartclk = clk_get_rate(clk);
if (!p->membase && p->mapbase) {
p->membase = ioremap(p->mapbase, SZ_4K);
if (p->membase)
p->flags &= ~UPF_IOREMAP;
else
pr_err("uart regs ioremap failed\n");
}
if (p->membase && p->type != PORT_AR7)
davinci_serial_reset(p);
}
return ret;
}
int __init davinci_serial_init(struct davinci_uart_config *info)
{
int i;
char name[16];
struct clk *uart_clk;
struct davinci_soc_info *soc_info = &davinci_soc_info;
struct device *dev = &soc_info->serial_dev->dev;
struct plat_serial8250_port *p = dev->platform_data;
for (i = 0; p->flags; i++, p++) {
if (!(info->enabled_uarts & (1 << i)))
continue;
sprintf(name, "uart%d", i);
uart_clk = clk_get(dev, name);
if (IS_ERR(uart_clk)) {
printk(KERN_ERR "%s:%d: failed to get UART%d clock\n",
__func__, __LINE__, i);
continue;
}
clk_enable(uart_clk);
p->uartclk = clk_get_rate(uart_clk);
if (!p->membase && p->mapbase) {
p->membase = ioremap(p->mapbase, SZ_4K);
if (p->membase)
p->flags &= ~UPF_IOREMAP;
else
pr_err("uart regs ioremap failed\n");
}
if (p->membase && p->type != PORT_AR7)
davinci_serial_reset(p);
}
return platform_device_register(soc_info->serial_dev);
}
static int __init davinci_init(void)
{
davinci_serial_reset(&serial_platform_data[0]);
return platform_device_register(&serial_device);
}
