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https://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson
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097b53348f
Direct access to USB host controller registers is considered to be not portable, and is usually a bad sign for poorly abstracted interface. Introduce .flags and .power_on_delay to "struct pxaohci_platform_data" so that most platforms don't bother to write their own .init/.exit() sequences. Signed-off-by: Eric Miao <eric.miao@marvell.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
37 lines
886 B
C
37 lines
886 B
C
#ifndef ASMARM_ARCH_OHCI_H
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#define ASMARM_ARCH_OHCI_H
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struct device;
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struct pxaohci_platform_data {
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int (*init)(struct device *);
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void (*exit)(struct device *);
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unsigned long flags;
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#define ENABLE_PORT1 (1 << 0)
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#define ENABLE_PORT2 (1 << 1)
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#define ENABLE_PORT3 (1 << 2)
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#define ENABLE_PORT_ALL (ENABLE_PORT1 | ENABLE_PORT2 | ENABLE_PORT3)
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#define POWER_SENSE_LOW (1 << 3)
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#define POWER_CONTROL_LOW (1 << 4)
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#define NO_OC_PROTECTION (1 << 5)
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#define OC_MODE_GLOBAL (0 << 6)
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#define OC_MODE_PERPORT (1 << 6)
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int power_on_delay; /* Power On to Power Good time - in ms
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* HCD must wait for this duration before
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* accessing a powered on port
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*/
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int port_mode;
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#define PMM_NPS_MODE 1
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#define PMM_GLOBAL_MODE 2
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#define PMM_PERPORT_MODE 3
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int power_budget;
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};
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extern void pxa_set_ohci_info(struct pxaohci_platform_data *info);
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#endif
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