add support for the Gateworks Cambria

SVN-Revision: 10973

1 files changed, 86 insertions, 0 deletions

diff --git a/target/linux/ixp4xx/patches-2.6.24/204-npe_driver_ixp43x_support.patch b/target/linux/ixp4xx/patches-2.6.24/204-npe_driver_ixp43x_support.patch
new file mode 100644
index 0000000..c0b55aa
--- /dev/null
+++ b/target/linux/ixp4xx/patches-2.6.24/204-npe_driver_ixp43x_support.patch
@@ -0,0 +1,86 @@
+diff -Nur linux-2.6.24.2/arch/arm/mach-ixp4xx/ixp4xx_npe.c linux-2.6.24.2-owrt/arch/arm/mach-ixp4xx/ixp4xx_npe.c
+--- linux-2.6.24.2/arch/arm/mach-ixp4xx/ixp4xx_npe.c	2008-04-22 12:24:29.000000000 +0200
++++ linux-2.6.24.2-owrt/arch/arm/mach-ixp4xx/ixp4xx_npe.c	2008-04-24 13:26:56.000000000 +0200
+@@ -571,8 +571,8 @@
+ 		for (i = 0; i < image->size; i++)
+ 			image->data[i] = swab32(image->data[i]);
+ 
+-	if (!cpu_is_ixp46x() && ((image->id >> 28) & 0xF /* device ID */)) {
+-		print_npe(KERN_INFO, npe, "IXP46x firmware ignored on "
++	if (cpu_is_ixp42x() && ((image->id >> 28) & 0xF /* device ID */)) {
++		print_npe(KERN_INFO, npe, "IXP46x/IXP43x firmware ignored on "
+ 			  "IXP42x\n");
+ 		goto err;
+ 	}
+@@ -594,7 +594,7 @@
+ 		  "revision 0x%X:%X\n", (image->id >> 16) & 0xFF,
+ 		  (image->id >> 8) & 0xFF, image->id & 0xFF);
+ 
+-	if (!cpu_is_ixp46x()) {
++	if (cpu_is_ixp42x()) {
+ 		if (!npe->id)
+ 			instr_size = NPE_A_42X_INSTR_SIZE;
+ 		else
+diff -Nur linux-2.6.24.2/drivers/net/arm/ixp4xx_eth.c linux-2.6.24.2-owrt/drivers/net/arm/ixp4xx_eth.c
+--- linux-2.6.24.2/drivers/net/arm/ixp4xx_eth.c	2008-04-22 12:24:29.000000000 +0200
++++ linux-2.6.24.2-owrt/drivers/net/arm/ixp4xx_eth.c	2008-04-24 18:23:24.000000000 +0200
+@@ -32,6 +32,7 @@
+ #include <linux/kernel.h>
+ #include <linux/mii.h>
+ #include <linux/platform_device.h>
++#include <asm/arch/cpu.h>
+ #include <asm/arch/npe.h>
+ #include <asm/arch/qmgr.h>
+ 
+@@ -1238,12 +1239,16 @@
+ 
+ static int __init eth_init_module(void)
+ {
+-	if (!(ixp4xx_read_feature_bits() & IXP4XX_FEATURE_NPEB_ETH0))
+-		return -ENOSYS;
+ 
+-	/* All MII PHY accesses use NPE-B Ethernet registers */
+ 	spin_lock_init(&mdio_lock);
+-	mdio_regs = (struct eth_regs __iomem *)IXP4XX_EthB_BASE_VIRT;
++	if (!cpu_is_ixp43x())
++	/* All MII PHY accesses use NPE-B Ethernet registers */
++		mdio_regs = (struct eth_regs __iomem *)IXP4XX_EthB_BASE_VIRT;
++
++	else
++	/* IXP43x lacks NPE-B and uses NPE-C for MII PHY access */
++		mdio_regs = (struct eth_regs __iomem *)IXP4XX_EthC_BASE_VIRT;
++
+ 	__raw_writel(DEFAULT_CORE_CNTRL, &mdio_regs->core_control);
+ 
+ 	return platform_driver_register(&drv);
+diff -Nur linux-2.6.24.2/include/asm-arm/arch-ixp4xx/cpu.h linux-2.6.24.2-owrt/include/asm-arm/arch-ixp4xx/cpu.h
+--- linux-2.6.24.2/include/asm-arm/arch-ixp4xx/cpu.h	2008-04-22 12:24:29.000000000 +0200
++++ linux-2.6.24.2-owrt/include/asm-arm/arch-ixp4xx/cpu.h	2008-04-24 18:15:29.000000000 +0200
+@@ -34,6 +34,8 @@
+ 	val &= ~IXP4XX_FEATURE_RESERVED;
+ 	if (!cpu_is_ixp46x())
+ 		val &= ~IXP4XX_FEATURE_IXP46X_ONLY;
++	if (cpu_is_ixp42x())
++		val &= ~IXP4XX_FEATURE_IXP43X_46X;
+ 
+ 	return val;
+ }
+diff -Nur linux-2.6.24.2/include/asm-arm/arch-ixp4xx/ixp4xx-regs.h linux-2.6.24.2-owrt/include/asm-arm/arch-ixp4xx/ixp4xx-regs.h
+--- linux-2.6.24.2/include/asm-arm/arch-ixp4xx/ixp4xx-regs.h	2008-04-22 12:24:29.000000000 +0200
++++ linux-2.6.24.2-owrt/include/asm-arm/arch-ixp4xx/ixp4xx-regs.h	2008-04-24 18:15:13.000000000 +0200
+@@ -628,11 +628,12 @@
+ #define IXP4XX_FEATURE_XSCALE_MAX_FREQ	(3 << 22)
+ #define IXP4XX_FEATURE_RESERVED		(0xFF << 24)
+ 
+-#define IXP4XX_FEATURE_IXP46X_ONLY (IXP4XX_FEATURE_ECC_TIMESYNC |	\
++#define IXP4XX_FEATURE_IXP43X_46X (IXP4XX_FEATURE_ECC_TIMESYNC |	\
+ 				    IXP4XX_FEATURE_USB_HOST |		\
+ 				    IXP4XX_FEATURE_NPEA_ETH |		\
+-				    IXP4XX_FEATURE_NPEB_ETH_1_TO_3 |	\
+-				    IXP4XX_FEATURE_RSA |		\
+ 				    IXP4XX_FEATURE_XSCALE_MAX_FREQ)
+ 
++#define IXP4XX_FEATURE_IXP46X_ONLY (IXP4XX_FEATURE_NPEB_ETH_1_TO_3 |	\
++				    IXP4XX_FEATURE_RSA)
++
+ #endif