diff mbox

[2/2] drivers/tty: pl011: read fifo size from OF if present

Message ID 1424290069-8760-3-git-send-email-jorge.ramirez-ortiz@linaro.org (mailing list archive)
State New, archived
Headers show

Commit Message

Jorge Ramirez-Ortiz Feb. 18, 2015, 8:07 p.m. UTC 
Signed-off-by: Jorge Ramirez-Ortiz <jorge.ramirez-ortiz@linaro.org>
---
 drivers/tty/serial/amba-pl011.c | 5 +++++
 1 file changed, 5 insertions(+)

Comments

Jorge Ramirez-Ortiz March 3, 2015, 3:39 p.m. UTC | #1 
On 02/18/2015 03:07 PM, Jorge Ramirez-Ortiz wrote:
> Signed-off-by: Jorge Ramirez-Ortiz <jorge.ramirez-ortiz@linaro.org>
> ---
>  drivers/tty/serial/amba-pl011.c | 5 +++++
>  1 file changed, 5 insertions(+)
>
> diff --git a/drivers/tty/serial/amba-pl011.c b/drivers/tty/serial/amba-pl011.c
> index 02016fc..c6a2dd8 100644
> --- a/drivers/tty/serial/amba-pl011.c
> +++ b/drivers/tty/serial/amba-pl011.c
> @@ -84,6 +84,11 @@ struct vendor_data {
>  
>  static unsigned int get_fifosize_arm(struct amba_device *dev)
>  {
> +	u32 val;
> +
> +	if (!of_property_read_u32(dev->dev.of_node, "fifo-size", &val))
> +		return val;
> +
>  	return amba_rev(dev) < 3 ? 16 : 32;
>  }
>  

just following up on this patch. is anything else required?
diff mbox

Patch

diff --git a/drivers/tty/serial/amba-pl011.c b/drivers/tty/serial/amba-pl011.c
index 02016fc..c6a2dd8 100644
--- a/drivers/tty/serial/amba-pl011.c
+++ b/drivers/tty/serial/amba-pl011.c
@@ -84,6 +84,11 @@  struct vendor_data {
 
 static unsigned int get_fifosize_arm(struct amba_device *dev)
 {
+	u32 val;
+
+	if (!of_property_read_u32(dev->dev.of_node, "fifo-size", &val))
+		return val;
+
 	return amba_rev(dev) < 3 ? 16 : 32;
 }