Messages in this thread Patch in this message | | | From | Roland Stigge <> | Subject | [PATCH v2 2/8] ohci-nxp: Device tree support | Date | Tue, 17 Apr 2012 19:08:21 +0200 |
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This patch adds device tree support to ohci-nxp.c
Signed-off-by: Roland Stigge <stigge@antcom.de>
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Applies to v3.4-rc3
Changes since v1: * Separated out cleanup patch
Thanks to Thierry Reding for reviewing!
Documentation/devicetree/bindings/usb/ohci-nxp.txt | 16 ++++++++++++++++ drivers/usb/host/ohci-nxp.c | 10 ++++++++++ 2 files changed, 26 insertions(+)
--- /dev/null +++ linux-2.6/Documentation/devicetree/bindings/usb/ohci-nxp.txt @@ -0,0 +1,16 @@ +* OHCI controller, NXP ohci-nxp variant + +Required properties: +- compatible: must be "nxp,ohci-nxp" +- reg: physical base address of the controller and length of memory mapped + region. +- interrupts: The OHCI interrupt + +Example (LPC32xx): + + ohci@31020000 { + compatible = "nxp,ohci-nxp"; + reg = <0x31020000 0x300>; + interrupt-parent = <&mic>; + interrupts = <0x3b 0>; + }; --- linux-2.6.orig/drivers/usb/host/ohci-nxp.c +++ linux-2.6/drivers/usb/host/ohci-nxp.c @@ -22,6 +22,7 @@ #include <linux/clk.h> #include <linux/platform_device.h> #include <linux/i2c.h> +#include <linux/of.h> #include <mach/hardware.h> #include <asm/mach-types.h> @@ -526,10 +527,19 @@ static int usb_hcd_nxp_remove(struct pla /* work with hotplug and coldplug */ MODULE_ALIAS("platform:usb-ohci"); +#ifdef CONFIG_OF +static const struct of_device_id usb_hcd_nxp_match[] = { + { .compatible = "nxp,ohci-nxp" }, + {}, +}; +MODULE_DEVICE_TABLE(of, usb_hcd_nxp_match); +#endif + static struct platform_driver usb_hcd_nxp_driver = { .driver = { .name = "usb-ohci", .owner = THIS_MODULE, + .of_match_table = of_match_ptr(usb_hcd_nxp_match), }, .probe = usb_hcd_nxp_probe, .remove = usb_hcd_nxp_remove,
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