[PATCH 1/2] Drivers: w1: mxc_w1, Add support for DT
From: Markus Pargmann <hidden>
Date: 2013-02-23 17:35:57
Also in:
linux-devicetree
Subsystem:
open firmware and flattened device tree bindings, the rest, w1 dallas's 1-wire bus · Maintainers:
Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Torvalds
Add devicetree support for mxc_w1 driver. Signed-off-by: Markus Pargmann <redacted> --- Documentation/devicetree/bindings/w1/fsl,mxc-w1.txt | 13 +++++++++++++ drivers/w1/masters/mxc_w1.c | 7 +++++++ 2 files changed, 20 insertions(+) create mode 100644 Documentation/devicetree/bindings/w1/fsl,mxc-w1.txt
diff --git a/Documentation/devicetree/bindings/w1/fsl,mxc-w1.txt b/Documentation/devicetree/bindings/w1/fsl,mxc-w1.txt
new file mode 100644
index 0000000..686ced4
--- /dev/null
+++ b/Documentation/devicetree/bindings/w1/fsl,mxc-w1.txt@@ -0,0 +1,13 @@ +Freescale driver for Dalla's 1-wire bus master on imx chips + +This driver supports imx21,27,31,35. + +Required properties: +- compatible : "fsl,<chip>-w1" +- reg : Should be the memory range. + +Example: + w1: w1 at 10009000 { + compatible = "fsl,imx27-w1"; + reg = <0x10009000 0x1000>; + };
diff --git a/drivers/w1/masters/mxc_w1.c b/drivers/w1/masters/mxc_w1.c
index 708a25f..827ff7f 100644
--- a/drivers/w1/masters/mxc_w1.c
+++ b/drivers/w1/masters/mxc_w1.c@@ -186,9 +186,16 @@ static int mxc_w1_remove(struct platform_device *pdev) return 0; } +struct of_device_id mxc_w1_of_ids[] = { + { .compatible = "fsl,imx21-w1", }, + { /* sentinel */ } +}; +MODULE_DEVICE_TABLE(of, mxc_w1_of_ids); + static struct platform_driver mxc_w1_driver = { .driver = { .name = "mxc_w1", + .of_match_table = mxc_w1_of_ids, }, .probe = mxc_w1_probe, .remove = mxc_w1_remove,
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1.8.1.2