--- /dev/null
+Index: linux-2.6.21gum/drivers/net/smc911x.c
+===================================================================
+--- linux-2.6.21gum.orig/drivers/net/smc911x.c
++++ linux-2.6.21gum/drivers/net/smc911x.c
+@@ -76,6 +76,7 @@ static const char version[] =
+ #include <linux/etherdevice.h>
+ #include <linux/skbuff.h>
+
++#include <linux/irq.h>
+ #include <asm/io.h>
+ #include <asm/irq.h>
+
+@@ -303,14 +304,14 @@ static void smc911x_reset(struct net_dev
+ SMC_SET_AFC_CFG(lp->afc_cfg);
+
+
+- /* Set to LED outputs */
+- SMC_SET_GPIO_CFG(0x70070000);
++ /* Set to LED outputs and configure EEPROM pins as GP outputs */
++ SMC_SET_GPIO_CFG(GPIO_CFG_LED1_EN_ | GPIO_CFG_LED2_EN_ | 1 << 20);
+
+ /*
+- * Deassert IRQ for 1*10us for edge type interrupts
++ * Deassert IRQ for 22*10us for edge type interrupts
+ * and drive IRQ pin push-pull
+ */
+- SMC_SET_IRQ_CFG( (1 << 24) | INT_CFG_IRQ_EN_ | INT_CFG_IRQ_TYPE_ );
++ SMC_SET_IRQ_CFG( (22 << 24) | INT_CFG_IRQ_EN_ | INT_CFG_IRQ_TYPE_ );
+
+ /* clear anything saved */
+ if (lp->pending_tx_skb != NULL) {
+@@ -413,7 +414,7 @@ static inline void smc911x_drop_pkt(stru
+ if (fifo_count <= 4) {
+ /* Manually dump the packet data */
+ while (fifo_count--)
+- SMC_GET_RX_FIFO();
++ (void)SMC_GET_RX_FIFO();
+ } else {
+ /* Fast forward through the bad packet */
+ SMC_SET_RX_DP_CTRL(RX_DP_CTRL_FFWD_BUSY_);
+@@ -499,7 +500,7 @@ static inline void smc911x_rcv(struct n
+ SMC_SET_RX_CFG(RX_CFG_RX_END_ALGN4_ | ((2<<8) & RX_CFG_RXDOFF_));
+ SMC_PULL_DATA(data, pkt_len+2+3);
+
+- DBG(SMC_DEBUG_PKTS, "%s: Received packet\n", dev->name,);
++ DBG(SMC_DEBUG_PKTS, "%s: Received packet\n", dev->name);
+ PRINT_PKT(data, ((pkt_len - 4) <= 64) ? pkt_len - 4 : 64);
+ dev->last_rx = jiffies;
+ skb->dev = dev;
+@@ -900,6 +901,7 @@ static void smc911x_phy_powerdown(struct
+ unsigned long ioaddr = dev->base_addr;
+ unsigned int bmcr;
+
++ DBG(SMC_DEBUG_FUNC, "%s: --> %s\n", dev->name, __FUNCTION__);
+ /* Enter Link Disable state */
+ SMC_GET_PHY_BMCR(phy, bmcr);
+ bmcr |= BMCR_PDOWN;
+@@ -925,6 +927,7 @@ static void smc911x_phy_check_media(stru
+
+ if (mii_check_media(&lp->mii, netif_msg_link(lp), init)) {
+ /* duplex state has changed */
++ DBG(SMC_DEBUG_MISC, "%s: duplex state has changed\n", dev->name);
+ SMC_GET_PHY_BMCR(phyaddr, bmcr);
+ SMC_GET_MAC_CR(cr);
+ if (lp->mii.full_duplex) {
+@@ -960,6 +963,7 @@ static void smc911x_phy_configure(struct
+ int my_phy_caps; /* My PHY capabilities */
+ int my_ad_caps; /* My Advertised capabilities */
+ int status;
++ int bmcr;
+ unsigned long flags;
+
+ DBG(SMC_DEBUG_FUNC, "%s: --> %s()\n", dev->name, __FUNCTION__);
+@@ -1033,9 +1037,12 @@ static void smc911x_phy_configure(struct
+
+ DBG(SMC_DEBUG_MISC, "%s: phy caps=0x%04x\n", dev->name, my_phy_caps);
+ DBG(SMC_DEBUG_MISC, "%s: phy advertised caps=0x%04x\n", dev->name, my_ad_caps);
++ DBG(SMC_DEBUG_MISC, "%s: phy advertised readback caps=0x%04x\n", dev->name, status);
+
+ /* Restart auto-negotiation process in order to advertise my caps */
+- SMC_SET_PHY_BMCR(phyaddr, BMCR_ANENABLE | BMCR_ANRESTART);
++ SMC_GET_PHY_BMCR(phyaddr, bmcr);
++ bmcr |= BMCR_ANENABLE | BMCR_ANRESTART;
++ SMC_SET_PHY_BMCR(phyaddr, bmcr);
+
+ smc911x_phy_check_media(dev, 1);
+
+@@ -1888,6 +1895,39 @@ static int __init smc911x_findirq(unsign
+ return probe_irq_off(cookie);
+ }
+
++static inline unsigned int is_gumstix_oui(u8 *addr)
++{
++ return (addr[0] == 0x00 && addr[1] == 0x15 && addr[2] == 0xC9);
++}
++
++/**
++ * gen_serial_ether_addr - Generate software assigned Ethernet address
++ * based on the system_serial number
++ * @addr: Pointer to a six-byte array containing the Ethernet address
++ *
++ * Generate an Ethernet address (MAC) that is not multicast
++ * and has the local assigned bit set, keyed on the system_serial
++ */
++static inline void gen_serial_ether_addr(u8 *addr)
++{
++ static u8 ether_serial_digit = 0;
++ addr [0] = system_serial_high >> 8;
++ addr [1] = system_serial_high;
++ addr [2] = system_serial_low >> 24;
++ addr [3] = system_serial_low >> 16;
++ addr [4] = system_serial_low >> 8;
++ addr [5] = (system_serial_low & 0xc0) | /* top bits are from system serial */
++ (1 << 4) | /* 2 bits identify interface type 1=ether, 2=usb, 3&4 undef */
++ ((ether_serial_digit++) & 0x0f); /* 15 possible interfaces of each type */
++
++ if(!is_gumstix_oui(addr))
++ {
++ addr [0] &= 0xfe; /* clear multicast bit */
++ addr [0] |= 0x02; /* set local assignment bit (IEEE802) */
++ }
++}
++
++
+ /*
+ * Function: smc911x_probe(unsigned long ioaddr)
+ *
+@@ -2116,15 +2156,13 @@ static int __init smc911x_probe(struct n
+ #endif
+ printk("\n");
+ if (!is_valid_ether_addr(dev->dev_addr)) {
+- printk("%s: Invalid ethernet MAC address. Please "
+- "set using ifconfig\n", dev->name);
+- } else {
+- /* Print the Ethernet address */
+- printk("%s: Ethernet addr: ", dev->name);
+- for (i = 0; i < 5; i++)
+- printk("%2.2x:", dev->dev_addr[i]);
+- printk("%2.2x\n", dev->dev_addr[5]);
++ gen_serial_ether_addr(dev->dev_addr);
+ }
++ /* Print the Ethernet address */
++ printk("%s: Ethernet addr: ", dev->name);
++ for (i = 0; i < 5; i++)
++ printk("%2.2x:", dev->dev_addr[i]);
++ printk("%2.2x\n", dev->dev_addr[5]);
+
+ if (lp->phy_type == 0) {
+ PRINTK("%s: No PHY found\n", dev->name);
+@@ -2300,8 +2338,15 @@ static struct platform_driver smc911x_dr
+ },
+ };
+
++#ifdef CONFIG_ARCH_GUMSTIX
++extern void gumstix_smc911x_load(void);
++#endif
++
+ static int __init smc911x_init(void)
+ {
++#ifdef CONFIG_ARCH_GUMSTIX
++ gumstix_smc911x_load();
++#endif
+ return platform_driver_register(&smc911x_driver);
+ }
+
+Index: linux-2.6.21gum/drivers/net/gumstix-smc911x.c
+===================================================================
+--- /dev/null
++++ linux-2.6.21gum/drivers/net/gumstix-smc911x.c
+@@ -0,0 +1,148 @@
++/*
++ * Gumstix SMC911x chip intialization driver
++ *
++ * Author: Craig Hughes
++ * Created: December 9, 2004
++ * Copyright: (C) 2004 Craig Hughes
++ *
++ * This program is free software; you can redistribute it and/or modify
++ * it under the terms of the GNU General Public License as published by
++ * the Free Software Foundation; either version 2 of the License, or
++ * (at your option) any later version.
++ *
++ */
++
++#include <linux/module.h>
++#include <linux/ioport.h>
++#include <linux/device.h>
++#include <linux/platform_device.h>
++#include <linux/delay.h>
++
++#include <asm/hardware.h>
++#include <asm/arch/pxa-regs.h>
++#include <asm/delay.h>
++
++#include <asm/arch/gumstix.h>
++
++#define SMC_DEBUG 9
++#include <asm/io.h>
++#include "smc911x.h"
++
++static struct resource gumstix_smc911x0_resources[] = {
++ [0] = {
++ .name = "smc911x-regs",
++ .start = PXA_CS1_PHYS,
++ .end = PXA_CS1_PHYS + 0x000fffff,
++ .flags = IORESOURCE_MEM,
++ },
++ [1] = {
++ .start = GUMSTIX_ETH0_IRQ,
++ .end = GUMSTIX_ETH0_IRQ,
++ .flags = IORESOURCE_IRQ,
++ },
++};
++
++static struct resource gumstix_smc911x1_resources[] = {
++ [0] = {
++ .name = "smc911x-regs",
++ .start = PXA_CS2_PHYS,
++ .end = PXA_CS2_PHYS + 0x000fffff,
++ .flags = IORESOURCE_MEM,
++ },
++ [1] = {
++ .start = GUMSTIX_ETH1_IRQ,
++ .end = GUMSTIX_ETH1_IRQ,
++ .flags = IORESOURCE_IRQ,
++ },
++};
++
++static struct platform_device gumstix_smc911x0_device = {
++ .name = "smc911x",
++ .id = 0,
++ .num_resources = ARRAY_SIZE(gumstix_smc911x0_resources),
++ .resource = gumstix_smc911x0_resources,
++};
++
++static struct platform_device gumstix_smc911x1_device = {
++ .name = "smc911x",
++ .id = 1,
++ .num_resources = ARRAY_SIZE(gumstix_smc911x1_resources),
++ .resource = gumstix_smc911x1_resources,
++};
++
++static struct platform_device *smc911x_devices[] = {
++ &gumstix_smc911x0_device,
++ &gumstix_smc911x1_device,
++};
++
++/* First we're going to test if there's a 2nd SMC911x, and if not, then we'll free up those resources and the GPIO lines
++ * that it would otherwise use. We have no choice but to probe by doing:
++ * Set nCS2 to CS2 mode
++ * Set the reset line to GPIO out mode, and pull it high, then drop it low (to trigger reset)
++ * Read from the memory space to check for the sentinel sequence identifying a likely SMC911x device
++ */
++int __init gumstix_smc911x_init(void)
++{
++ unsigned int val, num_devices=ARRAY_SIZE(smc911x_devices);
++ void *ioaddr;
++
++ /* Set up nPWE */
++ pxa_gpio_mode(GPIO49_nPWE_MD);
++
++ pxa_gpio_mode(GPIO78_nCS_2_MD);
++ // If either if statement fails, then we'll drop out and turn_off_eth1,
++ // if both succeed, then we'll skip that and just proceed with 2 cards
++ if(request_mem_region(gumstix_smc911x1_resources[1].start, SMC911X_IO_EXTENT, "smc911x probe"))
++ {
++ ioaddr = ioremap(gumstix_smc911x1_resources[1].start, SMC911X_IO_EXTENT);
++ val = SMC_GET_PN();
++ iounmap(ioaddr);
++ release_mem_region(gumstix_smc911x1_resources[1].start, SMC911X_IO_EXTENT);
++ if (CHIP_9115 == val ||
++ CHIP_9116 == val ||
++ CHIP_9117 == val ||
++ CHIP_9118 == val ) {
++ goto proceed;
++ }
++ }
++
++turn_off_eth1:
++ // This is apparently not an SMC911x
++ // So, let's decrement the number of devices to request, and reset the GPIO lines to GPIO IN mode
++ num_devices--;
++ smc911x_devices[1] = NULL;
++ pxa_gpio_mode(78 | GPIO_IN);
++
++proceed:
++ pxa_gpio_mode(GPIO15_nCS_1_MD);
++
++ if(smc911x_devices[1]) pxa_gpio_mode(GPIO_GUMSTIX_ETH1_RST_MD);
++ pxa_gpio_mode(GPIO_GUMSTIX_ETH0_RST_MD);
++
++ if(smc911x_devices[1]) GPCR(GPIO_GUMSTIX_ETH1_RST) = GPIO_bit(GPIO_GUMSTIX_ETH1_RST);
++ GPCR(GPIO_GUMSTIX_ETH0_RST) = GPIO_bit(GPIO_GUMSTIX_ETH0_RST);
++ msleep(500); // Hold RESET for at least 200µ
++
++ if(smc911x_devices[1]) GPSR(GPIO_GUMSTIX_ETH1_RST) = GPIO_bit(GPIO_GUMSTIX_ETH1_RST);
++ GPSR(GPIO_GUMSTIX_ETH0_RST) = GPIO_bit(GPIO_GUMSTIX_ETH0_RST);
++ msleep(50);
++
++ return platform_add_devices(smc911x_devices, num_devices);
++}
++
++void __exit gumstix_smc911x_exit(void)
++{
++ if(smc911x_devices[1] != NULL) platform_device_unregister(&gumstix_smc911x1_device);
++ platform_device_unregister(&gumstix_smc911x0_device);
++}
++
++void gumstix_smc911x_load(void) {}
++EXPORT_SYMBOL(gumstix_smc911x_load);
++
++module_init(gumstix_smc911x_init);
++module_exit(gumstix_smc911x_exit);
++
++MODULE_LICENSE("GPL");
++MODULE_AUTHOR("Craig Hughes <craig@gumstix.com>");
++MODULE_DESCRIPTION("Gumstix board SMC911x chip initialization driver");
++MODULE_VERSION("1:0.1");
+Index: linux-2.6.21gum/drivers/net/Kconfig
+===================================================================
+--- linux-2.6.21gum.orig/drivers/net/Kconfig
++++ linux-2.6.21gum/drivers/net/Kconfig
+@@ -897,6 +897,13 @@ config SMC911X
+ called smc911x. If you want to compile it as a module, say M
+ here and read <file:Documentation/modules.txt>
+
++config SMC911X_GUMSTIX
++ tristate
++ default m if SMC911X=m
++ default y if SMC911X=y
++ depends on SMC911X && ARCH_GUMSTIX
++
++
+ config NET_VENDOR_RACAL
+ bool "Racal-Interlan (Micom) NI cards"
+ depends on NET_ETHERNET && ISA
+Index: linux-2.6.21gum/drivers/net/Makefile
+===================================================================
+--- linux-2.6.21gum.orig/drivers/net/Makefile
++++ linux-2.6.21gum/drivers/net/Makefile
+@@ -201,6 +201,7 @@ obj-$(CONFIG_PASEMI_MAC) += pasemi_mac.o
+ obj-$(CONFIG_MACB) += macb.o
+
+ obj-$(CONFIG_SMC91X_GUMSTIX) += gumstix-smc91x.o
++obj-$(CONFIG_SMC911X_GUMSTIX) += gumstix-smc911x.o
+ obj-$(CONFIG_ARM) += arm/
+ obj-$(CONFIG_DEV_APPLETALK) += appletalk/
+ obj-$(CONFIG_TR) += tokenring/
+Index: linux-2.6.21gum/include/asm-arm/arch-pxa/gumstix.h
+===================================================================
+--- linux-2.6.21gum.orig/include/asm-arm/arch-pxa/gumstix.h
++++ linux-2.6.21gum/include/asm-arm/arch-pxa/gumstix.h
+@@ -52,7 +52,7 @@
+ #define GPIO_GUMSTIX_ETH0_RST 80
+ #define GPIO_GUMSTIX_ETH0 36
+ #else
+-#define GPIO_GUMSTIX_ETH0_RST 32
++#define GPIO_GUMSTIX_ETH0_RST 107
+ #define GPIO_GUMSTIX_ETH0 99
+ #endif
+ #define GPIO_GUMSTIX_ETH1_RST 52
+Index: linux-2.6.21gum/drivers/net/smc911x.h
+===================================================================
+--- linux-2.6.21gum.orig/drivers/net/smc911x.h
++++ linux-2.6.21gum/drivers/net/smc911x.h
+@@ -33,7 +33,9 @@
+ * Use the DMA feature on PXA chips
+ */
+ #ifdef CONFIG_ARCH_PXA
++#ifndef CONFIG_SMC911X_GUMSTIX
+ #define SMC_USE_PXA_DMA 1
++#endif
+ #define SMC_USE_16BIT 0
+ #define SMC_USE_32BIT 1
+ #endif
+@@ -46,13 +48,13 @@
+ #if SMC_USE_16BIT
+ #define SMC_inb(a, r) readb((a) + (r))
+ #define SMC_inw(a, r) readw((a) + (r))
+-#define SMC_inl(a, r) ((SMC_inw(a, r) & 0xFFFF)+(SMC_inw(a+2, r)<<16))
++#define SMC_inl(a, r) ((SMC_inw(a, r) & 0xFFFF)+(SMC_inw((a)+2, r)<<16))
+ #define SMC_outb(v, a, r) writeb(v, (a) + (r))
+ #define SMC_outw(v, a, r) writew(v, (a) + (r))
+ #define SMC_outl(v, a, r) \
+ do{ \
+- writel(v & 0xFFFF, (a) + (r)); \
+- writel(v >> 16, (a) + (r) + 2); \
++ writel((v) & 0xFFFF, (a) + (r)); \
++ writel((v) >> 16, (a) + (r) + 2); \
+ } while (0)
+ #define SMC_insl(a, r, p, l) readsw((short*)((a) + (r)), p, l*2)
+ #define SMC_outsl(a, r, p, l) writesw((short*)((a) + (r)), p, l*2)
git.openpandora.org / openembedded.git / commitdiff