[PATCH v5 4/6] Documentation: DT: PL011: hi6220: add compatible string for Hisilicon designed UART
From: Bintian Wang <hidden>
Date: 2015-05-07 13:57:57
Also in:
linux-arm-kernel, lkml
Subsystem:
open firmware and flattened device tree bindings, the rest, tty layer and serial drivers · Maintainers:
Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Torvalds, Greg Kroah-Hartman, Jiri Slaby
Hisilicon does some performance enhancements based on PL011(e.g. larger FIFO length), so add one compatible string "hisilicon,hi6220-uart" for future optimisations or workarounds works. Signed-off-by: Bintian Wang <redacted> Suggested-by: Mark Rutland <redacted> --- Documentation/devicetree/bindings/serial/pl011.txt | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/Documentation/devicetree/bindings/serial/pl011.txt b/Documentation/devicetree/bindings/serial/pl011.txt
index ba3ecb8..cb9fd9d 100644
--- a/Documentation/devicetree/bindings/serial/pl011.txt
+++ b/Documentation/devicetree/bindings/serial/pl011.txt@@ -1,7 +1,9 @@ * ARM AMBA Primecell PL011 serial UART Required properties: -- compatible: must be "arm,primecell", "arm,pl011" +- compatible: should contain one of the following sequences: + * "arm,pl011", "arm,primecell" + * "hisilicon,hi6220-pl011", "arm,pl011", "arm,primecell" - reg: exactly one register range with length 0x1000 - interrupts: exactly one interrupt specifier
--
1.7.9.5
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