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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: Huang Shijie <shijie.huang@arm.com> Reviewed-by: Graeme Gregory <graeme.gregory@linaro.org> Reviewed-by: Hanjun Guo <hanjun.guo@linaro.org> Acked-by: Alan Stern <stern@rowland.harvard.edu> Signed-off-by: Jeremy Linton <jeremy.linton@arm.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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@ -19,6 +19,7 @@
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*
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* Licensed under the GNU/GPL. See COPYING for details.
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*/
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#include <linux/acpi.h>
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#include <linux/clk.h>
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#include <linux/dma-mapping.h>
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#include <linux/err.h>
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@ -387,6 +388,12 @@ static const struct of_device_id vt8500_ehci_ids[] = {
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};
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MODULE_DEVICE_TABLE(of, vt8500_ehci_ids);
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static const struct acpi_device_id ehci_acpi_match[] = {
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{ "PNP0D20", 0 }, /* EHCI controller without debug */
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{ }
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};
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MODULE_DEVICE_TABLE(acpi, ehci_acpi_match);
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static const struct platform_device_id ehci_platform_table[] = {
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{ "ehci-platform", 0 },
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{ }
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@ -405,6 +412,7 @@ static struct platform_driver ehci_platform_driver = {
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.name = "ehci-platform",
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.pm = &ehci_platform_pm_ops,
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.of_match_table = vt8500_ehci_ids,
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.acpi_match_table = ACPI_PTR(ehci_acpi_match),
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}
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};
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