From ed7e1fcda403b41658f1b3687e3c326364c6a512 Mon Sep 17 00:00:00 2001 From: kaloz Date: Tue, 2 Sep 2008 11:28:57 +0000 Subject: final fix for BCM5354 USB cores, hopefully git-svn-id: svn://svn.openwrt.org/openwrt/trunk@12499 3c298f89-4303-0410-b956-a3cf2f4a3e73 --- target/linux/brcm-2.4/files/arch/mips/bcm947xx/pcibios.c | 16 +++++++++++++--- 1 file changed, 13 insertions(+), 3 deletions(-) (limited to 'target/linux') diff --git a/target/linux/brcm-2.4/files/arch/mips/bcm947xx/pcibios.c b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/pcibios.c index 2d8549623..0e993d1b9 100644 --- a/target/linux/brcm-2.4/files/arch/mips/bcm947xx/pcibios.c +++ b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/pcibios.c @@ -292,6 +292,7 @@ pcibios_enable_device(struct pci_dev *dev, int mask) * after calling pcibios_enable_device(). */ if (sb_coreid(sbh) == SB_USB) { + printk(KERN_INFO "SB USB 1.1 init\n"); sb_core_disable(sbh, sb_coreflags(sbh, 0, 0)); sb_core_reset(sbh, 1 << 29, 0); } @@ -306,13 +307,22 @@ pcibios_enable_device(struct pci_dev *dev, int mask) * phy components out of reset. */ else if (sb_coreid(sbh) == SB_USB20H) { + + uint corerev = sb_corerev(sbh); + + printk(KERN_INFO "SB USB20H init\n"); + printk(KERN_INFO "SB COREREV: %d\n", corerev); + if (!sb_iscoreup(sbh)) { + + printk(KERN_INFO "SB USB20H resetting\n"); + sb_core_reset(sbh, 0, 0); writel(0x7FF, (ulong)regs + 0x200); udelay(1); } /* PRxxxx: War for 5354 failures. */ - if (sb_corerev(sbh) == 1) { + if (corerev == 1 || corerev == 2) { uint32 tmp; /* Change Flush control reg */ @@ -320,14 +330,14 @@ pcibios_enable_device(struct pci_dev *dev, int mask) tmp &= ~8; writel(tmp, (uintptr)regs + 0x400); tmp = readl((uintptr)regs + 0x400); - printk("USB20H fcr: 0x%x\n", tmp); + printk(KERN_INFO "USB20H fcr: 0x%x\n", tmp); /* Change Shim control reg */ tmp = readl((uintptr)regs + 0x304); tmp &= ~0x100; writel(tmp, (uintptr)regs + 0x304); tmp = readl((uintptr)regs + 0x304); - printk("USB20H shim cr: 0x%x\n", tmp); + printk(KERN_INFO "USB20H shim cr: 0x%x\n", tmp); } } else -- cgit v1.2.3