Messages in this thread Patch in this message | | | From | Feng Kan <> | Subject | [PATCH RESEND] sata: xgene: add ACPI support for APM X-Gene SATA ports | Date | Wed, 18 Mar 2015 17:03:55 -0700 |
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This adds ACPI support for the APM X-Gene SATA ports. When the system boots using ACPI table, the SATA ports are able to configure using the values supplied by the ACPI table rather than the DTS.
Signed-off-by: Feng Kan <fkan@apm.com> Reviewed-by: Hanjun Guo <hanjun.guo@linaro.org> --- drivers/ata/ahci_xgene.c | 10 ++++++++++ 1 file changed, 10 insertions(+)
diff --git a/drivers/ata/ahci_xgene.c b/drivers/ata/ahci_xgene.c index 2e8bb60..2b78510 100644 --- a/drivers/ata/ahci_xgene.c +++ b/drivers/ata/ahci_xgene.c @@ -22,6 +22,7 @@ * NOTE: PM support is not currently available. * */ +#include <linux/acpi.h> #include <linux/module.h> #include <linux/platform_device.h> #include <linux/ahci_platform.h> @@ -718,6 +719,14 @@ disable_resources: return rc; } +#ifdef CONFIG_ACPI +static const struct acpi_device_id xgene_ahci_acpi_match[] = { + { "APMC0D0D", }, + { } +}; +MODULE_DEVICE_TABLE(acpi, xgene_ahci_acpi_match); +#endif + static const struct of_device_id xgene_ahci_of_match[] = { {.compatible = "apm,xgene-ahci"}, {}, @@ -730,6 +739,7 @@ static struct platform_driver xgene_ahci_driver = { .driver = { .name = DRV_NAME, .of_match_table = xgene_ahci_of_match, + .acpi_match_table = ACPI_PTR(xgene_ahci_acpi_match), }, }; -- 1.9.1
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