diff options
Diffstat (limited to 'target/linux/ar71xx/files')
| -rw-r--r-- | target/linux/ar71xx/files/arch/mips/pci/pci-ar724x.c | 34 |
1 files changed, 14 insertions, 20 deletions
diff --git a/target/linux/ar71xx/files/arch/mips/pci/pci-ar724x.c b/target/linux/ar71xx/files/arch/mips/pci/pci-ar724x.c index 251bf6d39..30b34dc7e 100644 --- a/target/linux/ar71xx/files/arch/mips/pci/pci-ar724x.c +++ b/target/linux/ar71xx/files/arch/mips/pci/pci-ar724x.c @@ -30,38 +30,25 @@ static void __iomem *ar724x_pci_localcfg_base; static void __iomem *ar724x_pci_devcfg_base; +static void __iomem *ar724x_pci_ctrl_base; static int ar724x_pci_fixup_enable; static DEFINE_SPINLOCK(ar724x_pci_lock); static inline void ar724x_pci_wr(unsigned reg, u32 val) { - void __iomem *base; - - base = ioremap_nocache(AR724X_PCI_CTRL_BASE, AR724X_PCI_CTRL_SIZE); - __raw_writel(val, base + reg); - (void) __raw_readl(base + reg); - iounmap(base); + __raw_writel(val, ar724x_pci_ctrl_base + reg); + (void) __raw_readl(ar724x_pci_ctrl_base + reg); } static inline void ar724x_pci_wr_nf(unsigned reg, u32 val) { - void __iomem *base; - - base = ioremap_nocache(AR724X_PCI_CTRL_BASE, AR724X_PCI_CTRL_SIZE); - __raw_writel(val, base + reg); - iounmap(base); + __raw_writel(val, ar724x_pci_ctrl_base + reg); } static inline u32 ar724x_pci_rr(unsigned reg) { - void __iomem *base; - u32 ret; - - base = ioremap_nocache(AR724X_PCI_CTRL_BASE, AR724X_PCI_CTRL_SIZE); - ret = __raw_readl(base + reg); - iounmap(base); - return ret; + return __raw_readl(ar724x_pci_ctrl_base + reg); } 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) 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(); ret = ar724x_pci_setup(); if (ret) - goto err_unmap_devcfg; + goto err_unmap_ctrl; ar724x_pci_fixup_enable = 1; ar724x_pci_irq_init(); @@ -379,7 +371,9 @@ int __init ar724x_pcibios_init(void) return 0; - err_unmap_devcfg: + err_unmap_ctrl: + iounmap(ar724x_pci_ctrl_base); + err_unmap_devcfg: iounmap(ar724x_pci_devcfg_base); err_unmap_localcfg: iounmap(ar724x_pci_localcfg_base); |