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authorThomas Abraham <thomas.abraham@linaro.org>2011-11-06 22:10:44 +0530
committerKukjin Kim <kgene.kim@samsung.com>2011-12-23 10:07:01 +0900
commit26c919e1d3f4dff87ad50e104670f048cbc69b17 (patch)
tree7ad7222cb616409257e414b403e9b5ea2c488a07 /Documentation/devicetree
parentda121506eb03ee5daea55404709110b798bd61d9 (diff)
serial: samsung: add device tree support
Add device tree based discovery support for Samsung's uart controller. Cc: Ben Dooks <ben-linux@fluff.org> Acked-by: Grant Likely <grant.likely@secretlab.ca> Signed-off-by: Thomas Abraham <thomas.abraham@linaro.org> Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
Diffstat (limited to 'Documentation/devicetree')
-rw-r--r--Documentation/devicetree/bindings/serial/samsung_uart.txt14
1 files changed, 14 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/serial/samsung_uart.txt b/Documentation/devicetree/bindings/serial/samsung_uart.txt
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+++ b/Documentation/devicetree/bindings/serial/samsung_uart.txt
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+* Samsung's UART Controller
+
+The Samsung's UART controller is used for interfacing SoC with serial communicaion
+devices.
+
+Required properties:
+- compatible: should be
+ - "samsung,exynos4210-uart", for UART's compatible with Exynos4210 uart ports.
+
+- reg: base physical address of the controller and length of memory mapped
+ region.
+
+- interrupts: interrupt number to the cpu. The interrupt specifier format depends
+ on the interrupt controller parent.