added CONFIG_DANUBE_PCI_HW_SWAP

SVN-Revision: 9705

diff --git a/target/linux/danube/files/arch/mips/danube/pci.c b/target/linux/danube/files/arch/mips/danube/pci.c
index 3f7b7f8b878ff50d83adcd54d19e8c96a7eb3762..1896336d8195f79b7777d1c24d3da331ae35dbbd 100644 (file)
--- a/target/linux/danube/files/arch/mips/danube/pci.c
+++ b/target/linux/danube/files/arch/mips/danube/pci.c
@@ -77,15 +77,25 @@ danube_pci_config_access(unsigned char access_type,
        /* Perform access */
        if (access_type == PCI_ACCESS_WRITE)
        {
+#ifdef CONFIG_DANUBE_PCI_HW_SWAP
+               writel(swab32(*data), ((u32*)cfg_base));
+#else
                writel(*data, ((u32*)cfg_base));
+#endif
        } else {
                *data = readl(((u32*)(cfg_base)));
+#ifdef CONFIG_DANUBE_PCI_HW_SWAP
+               *data = swab32(*data);
+#endif
        }
        wmb();
 
        /* clean possible Master abort */
        cfg_base = (danube_pci_mapped_cfg | (0x0 << DANUBE_PCI_CFG_FUNNUM_SHF)) + 4;
        temp = readl(((u32*)(cfg_base)));
+#ifdef CONFIG_DANUBE_PCI_HW_SWAP
+       temp = swab32 (temp);
+#endif
        cfg_base = (danube_pci_mapped_cfg | (0x68 << DANUBE_PCI_CFG_FUNNUM_SHF)) + 4;
        writel(temp, ((u32*)cfg_base));
 
@@ -250,9 +260,14 @@ static void __init danube_pci_startup (void){
        writel(0x0e000008, PCI_CR_BAR11MASK);
        writel(0, PCI_CR_PCI_ADDR_MAP11);
        writel(0, PCI_CS_BASE_ADDR1);
+#ifdef CONFIG_DANUBE_PCI_HW_SWAP
+       /* both TX and RX endian swap are enabled */
+       DANUBE_PCI_REG32 (PCI_CR_PCI_EOI_REG) |= 3;
+       wmb ();
+#endif
        /*TODO: disable BAR2 & BAR3 - why was this in the origianl infineon code */
-       //      writel(readl(PCI_CR_BAR12MASK) | 0x80000000, PCI_CR_BAR12MASK);
-       //      writel(readl(PCI_CR_BAR13MASK) | 0x80000000, PCI_CR_BAR13MASK);
+       writel(readl(PCI_CR_BAR12MASK) | 0x80000000, PCI_CR_BAR12MASK);
+       writel(readl(PCI_CR_BAR13MASK) | 0x80000000, PCI_CR_BAR13MASK);
        /*use 8 dw burse length */
        writel(0x303, PCI_CR_FCI_BURST_LENGTH);