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authorMarkus Wigge <mwigge@marcant.net>2010-03-16 10:41:26 +0000
committerMarkus Wigge <mwigge@marcant.net>2010-03-16 10:41:26 +0000
commita5ebd1656a6099ee3080ced1ca2ec28959ab767f (patch)
tree8c2577b9d05b7da13d11ab794c9a2c7527a09b00 /target/linux/brcm47xx
parent8bfc53f675873746738d69ed92d797467d8b4f99 (diff)
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fix yenta_socket driver
Disable some calls the WRT54G3G implementation does not like and enable interrupts to allow hotplugging. SVN-Revision: 20240
Diffstat (limited to 'target/linux/brcm47xx')
-rw-r--r--target/linux/brcm47xx/patches-2.6.32/940-bcm47xx-yenta.patch48
-rw-r--r--target/linux/brcm47xx/patches-2.6.33/940-bcm47xx-yenta.patch48
2 files changed, 96 insertions, 0 deletions
diff --git a/target/linux/brcm47xx/patches-2.6.32/940-bcm47xx-yenta.patch b/target/linux/brcm47xx/patches-2.6.32/940-bcm47xx-yenta.patch
new file mode 100644
index 0000000..aaff523
--- /dev/null
+++ b/target/linux/brcm47xx/patches-2.6.32/940-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.. */
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 0000000..aaff523
--- /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.. */