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ahci-platform: Add support for devices with more then 1 clock

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The allwinner-sun4i AHCI controller needs 2 clocks to be enabled and the
imx AHCI controller needs 3 clocks to be enabled.

tj: Minor comment formatting updates.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
This commit is contained in:
Hans de Goede
2014-02-22 16:53:31 +01:00
committed by Tejun Heo
parent 039ece38da
commit 156c588794
4 changed files with 93 additions and 28 deletions
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4
include/linux/ahci_platform.h
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@@ -19,6 +19,7 @@
struct device;
struct ata_port_info;
struct ahci_host_priv;
struct ahci_platform_data {
int (*init)(struct device *dev, void __iomem *addr);
@@ -30,4 +31,7 @@ struct ahci_platform_data {
unsigned int mask_port_map;
};
int ahci_platform_enable_clks(struct ahci_host_priv *hpriv);
void ahci_platform_disable_clks(struct ahci_host_priv *hpriv);
#endif /* _AHCI_PLATFORM_H */