[PATCH 2/2] drivers/tty: pl011: read fifo size from OF if present
From: Jorge Ramirez-Ortiz <hidden>
Date: 2015-02-18 20:07:49
Also in:
linux-arm-kernel
Subsystem:
arm primecell uart pl010 and pl011 drivers, the rest, tty layer and serial drivers · Maintainers:
Russell King, Linus Torvalds, Greg Kroah-Hartman, Jiri Slaby
Possibly related (same subject, not in this thread)
- 2015-03-03 · Re: [PATCH 2/2] drivers/tty: pl011: read fifo size from OF if present · Jorge Ramirez-Ortiz <hidden>
- 2015-02-18 · Re: [PATCH 2/2] drivers/tty: pl011: read fifo size from OF if present · Mark Rutland <hidden>
- 2015-02-18 · [PATCH 2/2] drivers/tty: pl011: read fifo size from OF if present · Jorge Ramirez-Ortiz <hidden>
Signed-off-by: Jorge Ramirez-Ortiz <redacted> --- 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; }
--
1.9.1
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