diff options
Diffstat (limited to 'target/linux/brcm47xx/patches-2.6.33')
| -rw-r--r-- | target/linux/brcm47xx/patches-2.6.33/940-bcm47xx-yenta.patch | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/target/linux/brcm47xx/patches-2.6.33/940-bcm47xx-yenta.patch b/target/linux/brcm47xx/patches-2.6.33/940-bcm47xx-yenta.patch new file mode 100644 index 0000000000..aaff523390 --- /dev/null +++ b/target/linux/brcm47xx/patches-2.6.33/940-bcm47xx-yenta.patch @@ -0,0 +1,48 @@ +Index: linux-2.6.32.9/drivers/pcmcia/yenta_socket.c +=================================================================== +--- linux-2.6.32.9.orig/drivers/pcmcia/yenta_socket.c 2010-03-12 09:43:45.000000000 +0100 ++++ linux-2.6.32.9/drivers/pcmcia/yenta_socket.c 2010-03-12 10:05:33.000000000 +0100 +@@ -866,6 +866,8 @@ + * Probe for usable interrupts using the force + * register to generate bogus card status events. + */ ++#ifndef CONFIG_BCM47XX ++ /* WRT54G3G does not like this */ + cb_writel(socket, CB_SOCKET_EVENT, -1); + cb_writel(socket, CB_SOCKET_MASK, CB_CSTSMASK); + exca_writeb(socket, I365_CSCINT, 0); +@@ -880,6 +882,7 @@ + } + cb_writel(socket, CB_SOCKET_MASK, 0); + exca_writeb(socket, I365_CSCINT, 0); ++#endif + + mask = probe_irq_mask(val) & 0xffff; + +@@ -960,6 +963,10 @@ + else + socket->socket.irq_mask = 0; + ++ /* irq mask probing is broken for the WRT54G3G */ ++ if (socket->socket.irq_mask == 0) ++ socket->socket.irq_mask = 0x6f8; ++ + dev_printk(KERN_INFO, &socket->dev->dev, + "ISA IRQ mask 0x%04x, PCI irq %d\n", + socket->socket.irq_mask, socket->cb_irq); +@@ -1198,6 +1205,15 @@ + dev_printk(KERN_INFO, &dev->dev, + "Socket status: %08x\n", cb_readl(socket, CB_SOCKET_STATE)); + ++ /* Generate an interrupt on card insert/remove */ ++ config_writew(socket, CB_SOCKET_MASK, CB_CSTSMASK | CB_CDMASK); ++ ++ /* Set up Multifunction Routing Status Register */ ++ config_writew(socket, 0x8C, 0x1000 /* MFUNC3 to GPIO3 */ | 0x2 /* MFUNC0 to INTA */); ++ ++ /* Switch interrupts to parallelized */ ++ config_writeb(socket, 0x92, 0x64); ++ + yenta_fixup_parent_bridge(dev->subordinate); + + /* Register it with the pcmcia layer.. */ |