diff options
| -rw-r--r-- | Documentation/devicetree/bindings/serial/brcm,bcm6345-uart.txt | 6 | ||||
| -rw-r--r-- | drivers/tty/serial/bcm63xx_uart.c | 6 |
2 files changed, 10 insertions, 2 deletions
diff --git a/Documentation/devicetree/bindings/serial/brcm,bcm6345-uart.txt b/Documentation/devicetree/bindings/serial/brcm,bcm6345-uart.txt index 5c52e5e..8b2b046 100644 --- a/Documentation/devicetree/bindings/serial/brcm,bcm6345-uart.txt +++ b/Documentation/devicetree/bindings/serial/brcm,bcm6345-uart.txt @@ -11,6 +11,11 @@ Required properties: - clocks: Clock driving the hardware; used to figure out the baud rate divisor. + +Optional properties: + +- clock-names: Should be "refclk". + Example: uart0: serial@14e00520 { @@ -19,6 +24,7 @@ Example: interrupt-parent = <&periph_intc>; interrupts = <2>; clocks = <&periph_clk>; + clock-names = "refclk"; }; clocks { diff --git a/drivers/tty/serial/bcm63xx_uart.c b/drivers/tty/serial/bcm63xx_uart.c index afcc041..0385bd3 100644 --- a/drivers/tty/serial/bcm63xx_uart.c +++ b/drivers/tty/serial/bcm63xx_uart.c @@ -846,8 +846,10 @@ static int bcm_uart_probe(struct platform_device *pdev) if (!res_irq) return -ENODEV; - clk = pdev->dev.of_node ? of_clk_get(pdev->dev.of_node, 0) : - clk_get(&pdev->dev, "refclk"); + clk = clk_get(&pdev->dev, "refclk"); + if (IS_ERR(clk) && pdev->dev.of_node) + clk = of_clk_get(pdev->dev.of_node, 0); + if (IS_ERR(clk)) return -ENODEV; |
