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https://github.com/openwrt/openwrt.git
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47 lines
1.6 KiB
Diff
47 lines
1.6 KiB
Diff
--- a/drivers/pcmcia/yenta_socket.c
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+++ b/drivers/pcmcia/yenta_socket.c
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@@ -920,6 +920,8 @@ static unsigned int yenta_probe_irq(stru
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* Probe for usable interrupts using the force
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* register to generate bogus card status events.
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*/
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+#ifndef CONFIG_BCM47XX
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+ /* WRT54G3G does not like this */
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cb_writel(socket, CB_SOCKET_EVENT, -1);
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cb_writel(socket, CB_SOCKET_MASK, CB_CSTSMASK);
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reg = exca_readb(socket, I365_CSCINT);
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@@ -935,6 +937,7 @@ static unsigned int yenta_probe_irq(stru
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}
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cb_writel(socket, CB_SOCKET_MASK, 0);
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exca_writeb(socket, I365_CSCINT, reg);
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+#endif
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mask = probe_irq_mask(val) & 0xffff;
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@@ -1019,6 +1022,10 @@ static void yenta_get_socket_capabilitie
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else
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socket->socket.irq_mask = 0;
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+ /* irq mask probing is broken for the WRT54G3G */
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+ if (socket->socket.irq_mask == 0)
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+ socket->socket.irq_mask = 0x6f8;
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+
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dev_printk(KERN_INFO, &socket->dev->dev,
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"ISA IRQ mask 0x%04x, PCI irq %d\n",
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socket->socket.irq_mask, socket->cb_irq);
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@@ -1257,6 +1264,15 @@ static int yenta_probe(struct pci_dev *d
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dev_printk(KERN_INFO, &dev->dev,
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"Socket status: %08x\n", cb_readl(socket, CB_SOCKET_STATE));
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+ /* Generate an interrupt on card insert/remove */
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+ config_writew(socket, CB_SOCKET_MASK, CB_CSTSMASK | CB_CDMASK);
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+
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+ /* Set up Multifunction Routing Status Register */
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+ config_writew(socket, 0x8C, 0x1000 /* MFUNC3 to GPIO3 */ | 0x2 /* MFUNC0 to INTA */);
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+
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+ /* Switch interrupts to parallelized */
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+ config_writeb(socket, 0x92, 0x64);
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+
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yenta_fixup_parent_bridge(dev->subordinate);
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/* Register it with the pcmcia layer.. */
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