提交 3dbc5ce2 编写于 作者: T Tony Lindgren 提交者: Greg Kroah-Hartman

serial: omap: Request pins using pinctrl framework

Request pins using pinctrl framework. Only show a warning
on error as some boards set the pins in the bootloader
even if CONFIG_PINCTRL is enabled.
Signed-off-by: NTony Lindgren <tony@atomide.com>
Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
上级 ce2f08de
......@@ -40,6 +40,7 @@
#include <linux/pm_runtime.h>
#include <linux/of.h>
#include <linux/gpio.h>
#include <linux/pinctrl/consumer.h>
#include <plat/omap-serial.h>
......@@ -108,6 +109,7 @@ struct uart_omap_port {
u32 latency;
u32 calc_latency;
struct work_struct qos_work;
struct pinctrl *pins;
};
#define to_uart_omap_port(p) ((container_of((p), struct uart_omap_port, port)))
......@@ -1377,6 +1379,13 @@ static int __devinit serial_omap_probe(struct platform_device *pdev)
goto err_port_line;
}
up->pins = devm_pinctrl_get_select_default(&pdev->dev);
if (IS_ERR(up->pins)) {
dev_warn(&pdev->dev, "did not get pins for uart%i error: %li\n",
up->port.line, PTR_ERR(up->pins));
up->pins = NULL;
}
sprintf(up->name, "OMAP UART%d", up->port.line);
up->port.mapbase = mem->start;
up->port.membase = devm_ioremap(&pdev->dev, mem->start,
......
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