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Groups > linux.kernel > #1291640
| From | Joshua Henderson <joshua.henderson@microchip.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH v2 05/14] DEVICETREE: Add bindings for PIC32/MZDA platforms |
| Date | 2015-12-14 23:40 +0100 |
| Message-ID | <qFJWG-3Ss-29@gated-at.bofh.it> (permalink) |
| References | <qFJWF-3Ss-7@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
This adds support for the Microchip PIC32 platform along with the
specific variant PIC32MZDA on a PIC32MZDA Starter Kit.
Signed-off-by: Joshua Henderson <joshua.henderson@microchip.com>
Cc: Ralf Baechle <ralf@linux-mips.org>
---
.../bindings/mips/pic32/microchip,pic32mzda.txt | 33 ++++++++++++++++++++
1 file changed, 33 insertions(+)
create mode 100644 Documentation/devicetree/bindings/mips/pic32/microchip,pic32mzda.txt
diff --git a/Documentation/devicetree/bindings/mips/pic32/microchip,pic32mzda.txt b/Documentation/devicetree/bindings/mips/pic32/microchip,pic32mzda.txt
new file mode 100644
index 0000000..bcf3e04
--- /dev/null
+++ b/Documentation/devicetree/bindings/mips/pic32/microchip,pic32mzda.txt
@@ -0,0 +1,33 @@
+* Microchip PIC32MZDA Platforms
+
+PIC32MZDA Starter Kit
+Required root node properties:
+ - compatible = "microchip,pic32mzda-sk", "microchip,pic32mzda"
+
+CPU nodes:
+----------
+A "cpus" node is required. Required properties:
+ - #address-cells: Must be 1.
+ - #size-cells: Must be 0.
+A CPU sub-node is also required. Required properties:
+ - device_type: Must be "cpu".
+ - compatible: Must be "mti,mips14KEc".
+Example:
+ cpus {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ cpu0: cpu@0 {
+ device_type = "cpu";
+ compatible = "mti,mips14KEc";
+ };
+ };
+
+Boot protocol
+--------------
+In accordance with the MIPS UHI specification[1], the bootloader must pass the
+following arguments to the kernel:
+ - $a0: -2.
+ - $a1: KSEG0 address of the flattened device-tree blob.
+
+[1] http://prplfoundation.org/wiki/MIPS_documentation
--
1.7.9.5
--
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[PATCH v2 05/14] DEVICETREE: Add bindings for PIC32/MZDA platforms Joshua Henderson <joshua.henderson@microchip.com> - 2015-12-14 23:40 +0100 Re: [PATCH v2 05/14] DEVICETREE: Add bindings for PIC32/MZDA platforms Rob Herring <robh@kernel.org> - 2015-12-18 16:50 +0100
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