pci.h (680B)
1/* SPDX-License-Identifier: GPL-2.0-only */ 2 3#ifndef __ASM_CSKY_PCI_H 4#define __ASM_CSKY_PCI_H 5 6#include <linux/types.h> 7#include <linux/slab.h> 8#include <linux/dma-mapping.h> 9 10#include <asm/io.h> 11 12#define PCIBIOS_MIN_IO 0 13#define PCIBIOS_MIN_MEM 0 14 15/* C-SKY shim does not initialize PCI bus */ 16#define pcibios_assign_all_busses() 1 17 18extern int isa_dma_bridge_buggy; 19 20#ifdef CONFIG_PCI 21static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel) 22{ 23 /* no legacy IRQ on csky */ 24 return -ENODEV; 25} 26 27static inline int pci_proc_domain(struct pci_bus *bus) 28{ 29 /* always show the domain in /proc */ 30 return 1; 31} 32#endif /* CONFIG_PCI */ 33 34#endif /* __ASM_CSKY_PCI_H */