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--- a/arch/arm/mach-ixp4xx/avila-setup.c
+++ b/arch/arm/mach-ixp4xx/avila-setup.c
@@ -14,10 +14,18 @@
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/device.h>
+#include <linux/if_ether.h>
+#include <linux/socket.h>
+#include <linux/netdevice.h>
#include <linux/serial.h>
#include <linux/tty.h>
#include <linux/serial_8250.h>
#include <linux/slab.h>
+#ifdef CONFIG_SENSORS_EEPROM
+# include <linux/i2c.h>
+# include <linux/eeprom.h>
+#endif
+
#include <linux/i2c-gpio.h>
#include <asm/types.h>
@@ -29,6 +37,13 @@
#include <asm/mach/arch.h>
#include <asm/mach/flash.h>
+struct avila_board_info {
+ unsigned char *model;
+ void (* setup)(void);
+};
+
+static struct avila_board_info *avila_info __initdata;
+
static struct flash_platform_data avila_flash_data = {
.map_name = "cfi_probe",
.width = 2,
@@ -163,10 +178,160 @@ static struct platform_device *avila_dev
&avila_uart
};
+static void __init avila_gw23xx_setup(void)
+{
+ platform_device_register(&avila_npeb_device);
+ platform_device_register(&avila_npec_device);
+}
+
+#ifdef CONFIG_SENSORS_EEPROM
+static void __init avila_gw2342_setup(void)
+{
+ platform_device_register(&avila_npeb_device);
+ platform_device_register(&avila_npec_device);
+}
+
+static void __init avila_gw2345_setup(void)
+{
+ avila_npeb_data.phy = IXP4XX_ETH_PHY_MAX_ADDR;
+ avila_npeb_data.phy_mask = 0x1e; /* ports 1-4 of the KS8995 switch */
+ platform_device_register(&avila_npeb_device);
+
+ avila_npec_data.phy = 5; /* port 5 of the KS8995 switch */
+ platform_device_register(&avila_npec_device);
+}
+
+static void __init avila_gw2347_setup(void)
+{
+ platform_device_register(&avila_npeb_device);
+}
+
+static void __init avila_gw2348_setup(void)
+{
+ platform_device_register(&avila_npeb_device);
+ platform_device_register(&avila_npec_device);
+}
+
+static void __init avila_gw2353_setup(void)
+{
+ platform_device_register(&avila_npeb_device);
+}
+
+static void __init avila_gw2355_setup(void)
+{
+ avila_npeb_data.phy = IXP4XX_ETH_PHY_MAX_ADDR;
+ avila_npeb_data.phy_mask = 0x1e; /* ports 1-4 of the KS8995 switch */
+ platform_device_register(&avila_npeb_device);
+
+ avila_npec_data.phy = 16;
+ platform_device_register(&avila_npec_device);
+}
+
+static void __init avila_gw2357_setup(void)
+{
+ platform_device_register(&avila_npeb_device);
+}
+
+static struct avila_board_info avila_boards[] __initdata = {
+ {
+ .model = "GW2342",
+ .setup = avila_gw2342_setup,
+ }, {
+ .model = "GW2345",
+ .setup = avila_gw2345_setup,
+ }, {
+ .model = "GW2347",
+ .setup = avila_gw2347_setup,
+ }, {
+ .model = "GW2348",
+ .setup = avila_gw2348_setup,
+ }, {
+ .model = "GW2353",
+ .setup = avila_gw2353_setup,
+ }, {
+ .model = "GW2355",
+ .setup = avila_gw2355_setup,
+ }, {
+ .model = "GW2357",
+ .setup = avila_gw2357_setup,
+ }
+};
+
+static struct avila_board_info * __init avila_find_board_info(char *model)
+{
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(avila_boards); i++) {
+ struct avila_board_info *info = &avila_boards[i];
+ if (strncmp(info->model, model, strlen(info->model)) == 0)
+ return info;
+ }
+
+ return NULL;
+}
+
+struct avila_eeprom_header {
+ unsigned char mac0[ETH_ALEN];
+ unsigned char mac1[ETH_ALEN];
+ unsigned char res0[4];
+ unsigned char magic[2];
+ unsigned char config[14];
+ unsigned char model[16];
+};
+
+static int __init avila_eeprom_notify(struct notifier_block *self,
+ unsigned long event, void *t)
+{
+ struct eeprom_data *ee = t;
+ struct avila_eeprom_header hdr;
+
+ if (avila_info)
+ return NOTIFY_DONE;
+
+ /* The eeprom is at address 0x51 */
+ if (event != EEPROM_REGISTER || ee->client.addr != 0x51)
+ return NOTIFY_DONE;
+
+ ee->attr->read(&ee->client.dev.kobj, ee->attr, (char *)&hdr,
+ 0, sizeof(hdr));
+
+ if (hdr.magic[0] != 'G' || hdr.magic[1] != 'W')
+ return NOTIFY_DONE;
+
+ memcpy(&avila_npeb_data.hwaddr, hdr.mac0, ETH_ALEN);
+ memcpy(&avila_npec_data.hwaddr, hdr.mac1, ETH_ALEN);
+
+ avila_info = avila_find_board_info(hdr.model);
+
+ return NOTIFY_OK;
+}
+
+static struct notifier_block avila_eeprom_notifier __initdata = {
+ .notifier_call = avila_eeprom_notify
+};
+
+static void __init avila_register_eeprom_notifier(void)
+{
+ register_eeprom_notifier(&avila_eeprom_notifier);
+}
+
+static void __init avila_unregister_eeprom_notifier(void)
+{
+ unregister_eeprom_notifier(&avila_eeprom_notifier);
+}
+#else /* CONFIG_SENSORS_EEPROM */
+static inline void avila_register_eeprom_notifier(void) {};
+static inline void avila_unregister_eeprom_notifier(void) {};
+#endif /* CONFIG_SENSORS_EEPROM */
+
static void __init avila_init(void)
{
ixp4xx_sys_init();
+ /*
+ * These devices are present on all Avila models and don't need any
+ * model specific setup.
+ */
avila_flash_resource.start = IXP4XX_EXP_BUS_BASE(0);
avila_flash_resource.end =
IXP4XX_EXP_BUS_BASE(0) + ixp4xx_exp_bus_size - 1;
@@ -184,9 +349,28 @@ static void __init avila_init(void)
platform_device_register(&avila_pata);
- platform_device_register(avila_npeb_device);
- platform_device_register(avila_npec_device);
+ avila_register_eeprom_notifier();
+}
+
+static int __init avila_model_setup(void)
+{
+ if (!machine_is_avila())
+ return 0;
+
+ if (avila_info) {
+ printk(KERN_DEBUG "Running on Gateworks Avila %s\n",
+ avila_info->model);
+ avila_info->setup();
+ } else {
+ printk(KERN_INFO "Unknown/missing Avila model number"
+ " -- defaults will be used\n");
+ avila_gw23xx_setup();
+ }
+
+ avila_unregister_eeprom_notifier();
+ return 0;
}
+late_initcall(avila_model_setup);
MACHINE_START(AVILA, "Gateworks Avila Network Platform")
/* Maintainer: Deepak Saxena <dsaxena@plexity.net> */
|
