mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-11-02 00:29:41 +02:00
7188c772bb
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@10891 3c298f89-4303-0410-b956-a3cf2f4a3e73
155 lines
3.6 KiB
Diff
155 lines
3.6 KiB
Diff
Index: linux-2.6.24.2/arch/arm/mach-ixp4xx/avila-setup.c
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===================================================================
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--- linux-2.6.24.2.orig/arch/arm/mach-ixp4xx/avila-setup.c
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+++ linux-2.6.24.2/arch/arm/mach-ixp4xx/avila-setup.c
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@@ -14,10 +14,18 @@
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#include <linux/kernel.h>
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#include <linux/init.h>
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#include <linux/device.h>
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+#include <linux/if_ether.h>
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+#include <linux/socket.h>
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+#include <linux/netdevice.h>
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#include <linux/serial.h>
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#include <linux/tty.h>
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#include <linux/serial_8250.h>
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#include <linux/slab.h>
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+#ifdef CONFIG_SENSORS_EEPROM
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+# include <linux/i2c.h>
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+# include <linux/eeprom.h>
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+#endif
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+
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#include <linux/i2c-gpio.h>
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#include <asm/types.h>
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@@ -177,6 +185,118 @@ static struct platform_device *avila_eth
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&avila_eth[1]
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};
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+#ifdef CONFIG_SENSORS_EEPROM
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+struct avila_board_info {
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+ unsigned char *model;
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+ int npes_used;
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+ int npeb_phy;
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+ int npec_phy;
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+};
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+
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+static struct avila_board_info avila_boards[] = {
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+ {
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+ .model = "GW2342",
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+ .npes_used = 2,
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+ .npeb_phy = 0,
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+ .npec_phy = 1,
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+ }, {
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+ .model = "GW2347",
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+ .npes_used = 1,
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+ .npeb_phy = 1,
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+ }, {
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+ .model = "GW2348-2",
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+ .npes_used = 2,
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+ .npeb_phy = 0,
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+ .npec_phy = 1,
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+ }, {
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+ .model = "GW2348-4",
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+ .npes_used = 2,
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+ .npeb_phy = 0,
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+ .npec_phy = 1,
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+ }, {
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+ .model = "GW2353",
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+ .npes_used = 1,
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+ .npeb_phy = 1,
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+ }, {
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+ .model = "GW2355",
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+ .npes_used = 2,
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+ .npeb_phy = -1,
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+ .npec_phy = 1,
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+ }, {
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+ .model = "GW2357",
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+ .npes_used = 1,
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+ .npeb_phy = 1,
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+ }
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+};
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+
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+static struct avila_board_info *avila_find_board_info(char *model)
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+{
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+ int i;
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+
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+ for (i = 0; i < ARRAY_SIZE(avila_boards); i++) {
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+ struct avila_board_info *info = &avila_boards[i];
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+ if (strncmp(info->model, model, strlen(info->model)) == 0)
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+ return info;
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+ }
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+
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+ return NULL;
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+}
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+
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+struct avila_eeprom_header {
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+ unsigned char mac0[ETH_ALEN];
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+ unsigned char mac1[ETH_ALEN];
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+ unsigned char res0[4];
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+ unsigned char magic[2];
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+ unsigned char config[14];
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+ unsigned char model[16];
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+};
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+
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+static int avila_eeprom_notify(struct notifier_block *self,
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+ unsigned long event, void *t)
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+{
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+ struct eeprom_data *ee = t;
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+ struct avila_board_info *info = NULL;
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+ struct avila_eeprom_header hdr;
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+
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+ /* The eeprom is at address 0x51 */
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+ if (event != EEPROM_REGISTER || ee->client.addr != 0x51)
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+ return NOTIFY_DONE;
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+
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+ ee->attr->read(&ee->client.dev.kobj, ee->attr, (char *)&hdr,
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+ 0, sizeof(hdr));
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+
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+ if (hdr.magic[0] != 'G' || hdr.magic[1] != 'W')
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+ return NOTIFY_DONE;
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+
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+ memcpy(&avila_plat_eth[0].hwaddr, hdr.mac0, ETH_ALEN);
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+ memcpy(&avila_plat_eth[1].hwaddr, hdr.mac1, ETH_ALEN);
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+
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+ info = avila_find_board_info(hdr.model);
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+
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+ if (info) {
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+ printk(KERN_DEBUG "Running on Gateworks Avila %s\n",
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+ info->model);
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+ avila_plat_eth[0].phy = info->npeb_phy;
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+ avila_plat_eth[1].phy = info->npec_phy;
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+ platform_add_devices(avila_eth_devices,
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+ info->npes_used);
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+ } else {
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+ printk(KERN_INFO "Unknown/missing Avila model number"
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+ " -- defaults will be used\n");
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+ platform_add_devices(avila_eth_devices,
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+ ARRAY_SIZE(avila_eth_devices));
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+ }
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+
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+ unregister_eeprom_notifier(self);
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+
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+ return NOTIFY_OK;
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+}
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+
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+static struct notifier_block avila_eeprom_notifier = {
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+ .notifier_call = avila_eeprom_notify
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+};
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+#endif
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+
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static void __init avila_init(void)
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{
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ixp4xx_sys_init();
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@@ -201,7 +321,11 @@ static void __init avila_init(void)
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platform_device_register(&avila_pata);
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+#ifdef CONFIG_SENSORS_EEPROM
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+ register_eeprom_notifier(&avila_eeprom_notifier);
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+#else
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platform_add_devices(avila_eth_devices, ARRAY_SIZE(avila_eth_devices));
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+#endif
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}
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MACHINE_START(AVILA, "Gateworks Avila Network Platform")
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