mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-11-25 02:19:20 +02:00
95 lines
3.2 KiB
Diff
95 lines
3.2 KiB
Diff
|
From cba5c286f3ea34ea4767fc00c705434a00fe2c37 Mon Sep 17 00:00:00 2001
|
||
|
|
From: Imre Kaloz <kaloz@openwrt.org>
|
||
|
|
Date: Thu, 26 Jun 2008 01:58:02 +0200
|
||
|
|
Subject: [PATCH] Add support for the ethernet ports on IXP43x
|
||
|
|
|
||
|
|
---
|
||
|
|
arch/arm/mach-ixp4xx/ixp4xx_npe.c | 6 +++---
|
||
|
|
drivers/net/arm/ixp4xx_eth.c | 13 +++++++++----
|
||
|
|
include/asm-arm/arch-ixp4xx/cpu.h | 2 ++
|
||
|
|
include/asm-arm/arch-ixp4xx/ixp4xx-regs.h | 7 ++++---
|
||
|
|
4 files changed, 18 insertions(+), 10 deletions(-)
|
||
|
|
|
||
|
|
--- a/arch/arm/mach-ixp4xx/ixp4xx_npe.c
|
||
|
|
+++ b/arch/arm/mach-ixp4xx/ixp4xx_npe.c
|
||
|
|
@@ -575,8 +575,8 @@ int npe_load_firmware(struct npe *npe, c
|
||
|
|
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;
|
||
|
|
}
|
||
|
|
@@ -598,7 +598,7 @@ int npe_load_firmware(struct npe *npe, c
|
||
|
|
"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
|
||
|
|
--- a/drivers/net/arm/ixp4xx_eth.c
|
||
|
|
+++ b/drivers/net/arm/ixp4xx_eth.c
|
||
|
|
@@ -32,6 +32,7 @@
|
||
|
|
#include <linux/kernel.h>
|
||
|
|
#include <linux/mii.h>
|
||
|
|
#include <linux/platform_device.h>
|
||
|
|
+#include <mach/cpu.h>
|
||
|
|
#include <mach/npe.h>
|
||
|
|
#include <mach/qmgr.h>
|
||
|
|
|
||
|
|
@@ -1337,12 +1338,16 @@ static struct platform_driver drv = {
|
||
|
|
|
||
|
|
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);
|
||
|
|
--- a/arch/arm/mach-ixp4xx/include/mach/cpu.h
|
||
|
|
+++ b/arch/arm/mach-ixp4xx/include/mach/cpu.h
|
||
|
|
@@ -35,6 +35,8 @@ static inline u32 ixp4xx_read_feature_bi
|
||
|
|
val &= ~IXP4XX_FEATURE_RESERVED;
|
||
|
|
if (!cpu_is_ixp46x())
|
||
|
|
val &= ~IXP4XX_FEATURE_IXP46X_ONLY;
|
||
|
|
+ if (cpu_is_ixp42x())
|
||
|
|
+ val &= ~IXP4XX_FEATURE_IXP43X_46X;
|
||
|
|
|
||
|
|
return val;
|
||
|
|
}
|
||
|
|
--- a/arch/arm/mach-ixp4xx/include/mach/ixp4xx-regs.h
|
||
|
|
+++ b/arch/arm/mach-ixp4xx/include/mach/ixp4xx-regs.h
|
||
|
|
@@ -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
|