[ar71xx] fix the PCI byte lane enable generation code, based on a patch by Chris Dearman

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@12617 3c298f89-4303-0410-b956-a3cf2f4a3e73

1 files changed, 6 insertions, 5 deletions

diff --git a/target/linux/ar71xx/files/arch/mips/pci/pci-ar71xx.c b/target/linux/ar71xx/files/arch/mips/pci/pci-ar71xx.c
index e3e80a901..f27c171a6 100644
--- a/target/linux/ar71xx/files/arch/mips/pci/pci-ar71xx.c
+++ b/target/linux/ar71xx/files/arch/mips/pci/pci-ar71xx.c
@@ -59,17 +59,18 @@ static inline void ar71xx_pcicfg_wr(unsigned int reg, u32 val)
 
 /* Byte lane enable bits */
 static u8 ble_table[4][4] = {
-	{0xf, 0xe, 0xd, 0xc},
-	{0xc, 0x9, 0x3, 0x1},
-	{0x0, 0x0, 0x0, 0x0},
-	{0x0, 0x0, 0x0, 0x0},
+	{0x0, 0xf, 0xf, 0xf},
+	{0xe, 0xd, 0xb, 0x7},
+	{0xc, 0xf, 0x3, 0xf},
+	{0xf, 0xf, 0xf, 0xf},
 };
 
 static inline u32 ar71xx_pci_get_ble(int where, int size, int local)
 {
 	u32 t;
 
-	t = ble_table[size][where & 3];
+	t = ble_table[size & 3][where & 3];
+	BUG_ON(t == 0xf);
 	t <<= (local) ? 20 : 4;
 	return t;
 }