diff options
Diffstat (limited to 'target/linux/ixp4xx/patches-2.6.24/204-npe_driver_ixp43x_support.patch')
| -rw-r--r-- | target/linux/ixp4xx/patches-2.6.24/204-npe_driver_ixp43x_support.patch | 86 |
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 0000000000..c0b55aa118 --- /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 |