diff options
| -rw-r--r-- | Documentation/devicetree/bindings/serial/efm32-uart.txt | 4 | ||||
| -rw-r--r-- | drivers/tty/serial/efm32-uart.c | 8 |
2 files changed, 9 insertions, 3 deletions
diff --git a/Documentation/devicetree/bindings/serial/efm32-uart.txt b/Documentation/devicetree/bindings/serial/efm32-uart.txt index 3ca0133..8adbab2 100644 --- a/Documentation/devicetree/bindings/serial/efm32-uart.txt +++ b/Documentation/devicetree/bindings/serial/efm32-uart.txt @@ -6,7 +6,7 @@ Required properties: - interrupts : Should contain uart interrupt Optional properties: -- efm32,location : Decides the location of the USART I/O pins. +- energymicro,location : Decides the location of the USART I/O pins. Allowed range : [0 .. 5] Default: 0 @@ -16,5 +16,5 @@ uart@0x4000c400 { compatible = "energymicro,efm32-uart"; reg = <0x4000c400 0x400>; interrupts = <15>; - efm32,location = <0>; + energymicro,location = <0>; }; diff --git a/drivers/tty/serial/efm32-uart.c b/drivers/tty/serial/efm32-uart.c index 7baa349..55d9c00 100644 --- a/drivers/tty/serial/efm32-uart.c +++ b/drivers/tty/serial/efm32-uart.c @@ -665,10 +665,16 @@ static int efm32_uart_probe_dt(struct platform_device *pdev, if (!np) return 1; - ret = of_property_read_u32(np, "efm32,location", &location); + ret = of_property_read_u32(np, "energymicro,location", &location); + + if (ret) + /* fall back to wrongly namespaced property */ + ret = of_property_read_u32(np, "efm32,location", &location); + if (ret) /* fall back to old and (wrongly) generic property "location" */ ret = of_property_read_u32(np, "location", &location); + if (!ret) { if (location > 5) { dev_err(&pdev->dev, "invalid location\n"); |
