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path: root/drivers/tty/serial/bcm63xx_uart.c
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Diffstat (limited to 'drivers/tty/serial/bcm63xx_uart.c')
-rw-r--r--drivers/tty/serial/bcm63xx_uart.c16
1 files changed, 14 insertions, 2 deletions
diff --git a/drivers/tty/serial/bcm63xx_uart.c b/drivers/tty/serial/bcm63xx_uart.c
index 78e82b017b92..a47421e4627c 100644
--- a/drivers/tty/serial/bcm63xx_uart.c
+++ b/drivers/tty/serial/bcm63xx_uart.c
@@ -30,6 +30,8 @@
#include <linux/serial.h>
#include <linux/serial_core.h>
#include <linux/serial_bcm63xx.h>
+#include <linux/io.h>
+#include <linux/of.h>
#define BCM63XX_NR_UARTS 2
@@ -588,7 +590,7 @@ static int bcm_uart_request_port(struct uart_port *port)
{
unsigned int size;
- size = RSET_UART_SIZE;
+ size = UART_REG_SIZE;
if (!request_mem_region(port->mapbase, size, "bcm63xx")) {
dev_err(port->dev, "Memory region busy\n");
return -EBUSY;
@@ -608,7 +610,7 @@ static int bcm_uart_request_port(struct uart_port *port)
*/
static void bcm_uart_release_port(struct uart_port *port)
{
- release_mem_region(port->mapbase, RSET_UART_SIZE);
+ release_mem_region(port->mapbase, UART_REG_SIZE);
iounmap(port->membase);
}
@@ -805,6 +807,9 @@ static int bcm_uart_probe(struct platform_device *pdev)
struct clk *clk;
int ret;
+ if (pdev->dev.of_node)
+ pdev->id = of_alias_get_id(pdev->dev.of_node, "uart");
+
if (pdev->id < 0 || pdev->id >= BCM63XX_NR_UARTS)
return -EINVAL;
@@ -856,6 +861,12 @@ static int bcm_uart_remove(struct platform_device *pdev)
return 0;
}
+static const struct of_device_id bcm63xx_of_match[] = {
+ { .compatible = "brcm,bcm6345-uart" },
+ { /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(of, bcm63xx_of_match);
+
/*
* platform driver stuff
*/
@@ -865,6 +876,7 @@ static struct platform_driver bcm_uart_platform_driver = {
.driver = {
.owner = THIS_MODULE,
.name = "bcm63xx_uart",
+ .of_match_table = bcm63xx_of_match,
},
};