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Commit 776c15d0 authored by Jeremy Linton's avatar Jeremy Linton Committed by Greg Kroah-Hartman
Browse files

USB: ehci-platform: Add ACPI bindings for the EHCI platform driver. 



This enables USB on the ARM juno board when booted with
an ACPI kernel. The PNP id comes from the PNP/ACPI registry
and describes an EHCI controller without debug.

Tested-by: default avatarHuang Shijie <shijie.huang@arm.com>
Reviewed-by: default avatarGraeme Gregory <graeme.gregory@linaro.org>
Reviewed-by: default avatarHanjun Guo <hanjun.guo@linaro.org>
Acked-by: default avatarAlan Stern <stern@rowland.harvard.edu>
Signed-off-by: default avatarJeremy Linton <jeremy.linton@arm.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 17f69b5f

drivers/usb/host/ehci-platform.c

+8 −0
Original line number Diff line number Diff line
@@ -19,6 +19,7 @@ 
 *

 * Licensed under the GNU/GPL. See COPYING for details.

 */

#include <linux/acpi.h>

#include <linux/clk.h>

#include <linux/dma-mapping.h>

#include <linux/err.h>
@@ -387,6 +388,12 @@ static const struct of_device_id vt8500_ehci_ids[] = { 
};

MODULE_DEVICE_TABLE(of, vt8500_ehci_ids);



static const struct acpi_device_id ehci_acpi_match[] = {

	{ "PNP0D20", 0 }, /* EHCI controller without debug */

	{ }

};

MODULE_DEVICE_TABLE(acpi, ehci_acpi_match);



static const struct platform_device_id ehci_platform_table[] = {

	{ "ehci-platform", 0 },

	{ }
@@ -405,6 +412,7 @@ static struct platform_driver ehci_platform_driver = { 
		.name	= "ehci-platform",

		.pm	= &ehci_platform_pm_ops,

		.of_match_table = vt8500_ehci_ids,

		.acpi_match_table = ACPI_PTR(ehci_acpi_match),

	}

};