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ar71xx: introduce global ar724x_pci_ctrl_base variable

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SVN-Revision: 20284
This commit is contained in:
Gabor Juhos 2010-03-18 19:19:07 +00:00
parent b051a3b784
commit d02975eb0d
1 changed files with 14 additions and 20 deletions
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34
target/linux/ar71xx/files/arch/mips/pci/pci-ar724x.c
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@ -30,38 +30,25 @@
static void __iomem *ar724x_pci_localcfg_base; static void __iomem *ar724x_pci_localcfg_base;
static void __iomem *ar724x_pci_devcfg_base; static void __iomem *ar724x_pci_devcfg_base;
static void __iomem *ar724x_pci_ctrl_base;
static int ar724x_pci_fixup_enable; static int ar724x_pci_fixup_enable;
static DEFINE_SPINLOCK(ar724x_pci_lock); static DEFINE_SPINLOCK(ar724x_pci_lock);
static inline void ar724x_pci_wr(unsigned reg, u32 val) static inline void ar724x_pci_wr(unsigned reg, u32 val)
{ {
void __iomem *base; __raw_writel(val, ar724x_pci_ctrl_base + reg);
(void) __raw_readl(ar724x_pci_ctrl_base + reg);
base = ioremap_nocache(AR724X_PCI_CTRL_BASE, AR724X_PCI_CTRL_SIZE);
__raw_writel(val, base + reg);
(void) __raw_readl(base + reg);
iounmap(base);
} }
static inline void ar724x_pci_wr_nf(unsigned reg, u32 val) static inline void ar724x_pci_wr_nf(unsigned reg, u32 val)
{ {
void __iomem *base; __raw_writel(val, ar724x_pci_ctrl_base + reg);
base = ioremap_nocache(AR724X_PCI_CTRL_BASE, AR724X_PCI_CTRL_SIZE);
__raw_writel(val, base + reg);
iounmap(base);
} }
static inline u32 ar724x_pci_rr(unsigned reg) static inline u32 ar724x_pci_rr(unsigned reg)
{ {
void __iomem *base; return __raw_readl(ar724x_pci_ctrl_base + reg);
u32 ret;
base = ioremap_nocache(AR724X_PCI_CTRL_BASE, AR724X_PCI_CTRL_SIZE);
ret = __raw_readl(base + reg);
iounmap(base);
return ret;
} }
static void ar724x_pci_read(void __iomem *base, int where, int size, u32 *value) static void ar724x_pci_read(void __iomem *base, int where, int size, u32 *value)
@ -368,10 +355,15 @@ int __init ar724x_pcibios_init(void)
if (ar724x_pci_devcfg_base == NULL) if (ar724x_pci_devcfg_base == NULL)
goto err_unmap_localcfg; goto err_unmap_localcfg;
ar724x_pci_ctrl_base = ioremap_nocache(AR724X_PCI_CTRL_BASE,
AR724X_PCI_CTRL_SIZE);
if (ar724x_pci_ctrl_base == NULL)
goto err_unmap_devcfg;
ar724x_pci_reset(); ar724x_pci_reset();
ret = ar724x_pci_setup(); ret = ar724x_pci_setup();
if (ret) if (ret)
goto err_unmap_devcfg; goto err_unmap_ctrl;
ar724x_pci_fixup_enable = 1; ar724x_pci_fixup_enable = 1;
ar724x_pci_irq_init(); ar724x_pci_irq_init();
@ -379,7 +371,9 @@ int __init ar724x_pcibios_init(void)
return 0; return 0;
err_unmap_devcfg: err_unmap_ctrl:
iounmap(ar724x_pci_ctrl_base);
err_unmap_devcfg:
iounmap(ar724x_pci_devcfg_base); iounmap(ar724x_pci_devcfg_base);
err_unmap_localcfg: err_unmap_localcfg:
iounmap(ar724x_pci_localcfg_base); iounmap(ar724x_pci_localcfg_base);