make ifxmips mii0 a platform device
SVN-Revision: 9923
This commit is contained in:
John Crispin
parent
1fa388162b
commit
c09f909556
2 changed files with 55 additions and 19 deletions
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@ -25,9 +25,9 @@
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#include <linux/types.h>
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#include <linux/string.h>
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#include <linux/mtd/physmap.h>
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#include <linux/platform_device.h>
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#include <linux/kernel.h>
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#include <linux/reboot.h>
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#include <linux/platform_device.h>
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#include <asm/bootinfo.h>
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#include <asm/reboot.h>
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#include <asm/time.h>
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@ -54,6 +54,14 @@ static struct platform_device ifxmips_gpio[] =
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},
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};
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static struct platform_device ifxmips_mii[] =
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{
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{
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.id = 0,
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.name = "ifxmips_mii0",
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},
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};
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int __init ifxmips_init_devices(void)
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{
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/*
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@ -70,6 +78,7 @@ int __init ifxmips_init_devices(void)
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ifxmips_devs[dev++] = ifxmips_led;
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ifxmips_devs[dev++] = ifxmips_gpio;
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ifxmips_devs[dev++] = ifxmips_mii;
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return platform_add_devices(ifxmips_devs, dev);
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}
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@ -37,6 +37,7 @@
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#include <linux/tcp.h>
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#include <linux/skbuff.h>
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#include <linux/mm.h>
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#include <linux/platform_device.h>
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#include <linux/ethtool.h>
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#include <asm/checksum.h>
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#include <linux/init.h>
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@ -46,6 +47,8 @@
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#include <asm/ifxmips/ifxmips_dma.h>
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#include <asm/ifxmips/ifxmips_pmu.h>
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#define DRVNAME "ifxmips_mii0"
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static struct net_device ifxmips_mii0_dev;
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static unsigned char u_boot_ethaddr[MAX_ADDR_LEN];
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@ -119,7 +122,7 @@ switch_hw_receive (struct net_device* dev,struct dma_device_info* dma_dev)
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if (len >= ETHERNET_PACKET_DMA_BUFFER_SIZE)
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{
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printk("packet too large %d\n",len);
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printk(KERN_INFO DRVNAME ": packet too large %d\n",len);
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goto switch_hw_receive_err_exit;
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}
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@ -127,13 +130,13 @@ switch_hw_receive (struct net_device* dev,struct dma_device_info* dma_dev)
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len -= 4;
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if (skb == NULL )
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{
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printk("cannot restore pointer\n");
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printk(KERN_INFO DRVNAME ": cannot restore pointer\n");
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goto switch_hw_receive_err_exit;
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}
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if (len > (skb->end - skb->tail))
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{
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printk("BUG, len:%d end:%p tail:%p\n", (len+4), skb->end, skb->tail);
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printk(KERN_INFO DRVNAME ": BUG, len:%d end:%p tail:%p\n", (len+4), skb->end, skb->tail);
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goto switch_hw_receive_err_exit;
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}
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@ -234,7 +237,7 @@ dma_intr_handler (struct dma_device_info* dma_dev, int status)
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break;
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case TX_BUF_FULL_INT:
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printk("tx buffer full\n");
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printk(KERN_INFO DRVNAME ": tx buffer full\n");
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netif_stop_queue(&ifxmips_mii0_dev);
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for (i = 0; i < dma_dev->max_tx_chan_num; i++)
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{
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@ -301,7 +304,7 @@ switch_init (struct net_device *dev)
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ether_setup(dev);
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printk("%s up\n", dev->name);
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printk(KERN_INFO DRVNAME ": %s is up\n", dev->name);
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dev->open = ifxmips_switch_open;
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dev->stop = switch_release;
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@ -347,15 +350,13 @@ switch_init (struct net_device *dev)
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/*read the mac address from the mac table and put them into the mac table.*/
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for (i = 0; i < 6; i++)
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{
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retval += u_boot_ethaddr[i];
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}
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//TODO
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/* ethaddr not set in u-boot ? */
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if (retval == 0)
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{
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printk("use default MAC address\n");
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printk(KERN_INFO DRVNAME ": using default MAC address\n");
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dev->dev_addr[0] = 0x00;
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dev->dev_addr[1] = 0x11;
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dev->dev_addr[2] = 0x22;
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@ -388,8 +389,8 @@ ifxmips_sw_chip_init (int mode)
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wmb();
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}
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int __init
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switch_init_module(void)
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static int
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ifxmips_mii_probe(struct platform_device *dev)
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{
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int result = 0;
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@ -401,24 +402,24 @@ switch_init_module(void)
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result = register_netdev(&ifxmips_mii0_dev);
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if (result)
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{
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printk("error %i registering device \"%s\"\n", result, ifxmips_mii0_dev.name);
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printk(KERN_INFO DRVNAME ": error %i registering device \"%s\"\n", result, ifxmips_mii0_dev.name);
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goto out;
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}
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/* ifxmips eval kit connects the phy/switch in REV mode */
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ifxmips_sw_chip_init(REV_MII_MODE);
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printk("ifxmips MAC driver loaded!\n");
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printk(KERN_INFO DRVNAME ": driver loaded!\n");
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out:
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return result;
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}
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static void __exit
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switch_cleanup(void)
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static int
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ifxmips_mii_remove(struct platform_device *dev)
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{
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struct switch_priv *priv = (struct switch_priv*)ifxmips_mii0_dev.priv;
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printk("ifxmips_mii0 cleanup\n");
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printk(KERN_INFO DRVNAME ": ifxmips_mii0 cleanup\n");
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dma_device_unregister(priv->dma_device);
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dma_device_release(priv->dma_device);
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@ -426,8 +427,34 @@ switch_cleanup(void)
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kfree(ifxmips_mii0_dev.priv);
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unregister_netdev(&ifxmips_mii0_dev);
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return;
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return 0;
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}
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module_init(switch_init_module);
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module_exit(switch_cleanup);
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static struct
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platform_driver ifxmips_mii_driver = {
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.probe = ifxmips_mii_probe,
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.remove = ifxmips_mii_remove,
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.driver = {
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.name = DRVNAME,
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.owner = THIS_MODULE,
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},
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};
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int __init
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ifxmips_mii_init(void)
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{
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int ret = platform_driver_register(&ifxmips_mii_driver);
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if (ret)
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printk(KERN_INFO DRVNAME ": Error registering platfom driver!");
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return ret;
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}
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static void __exit
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ifxmips_mii_cleanup(void)
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{
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platform_driver_unregister(&ifxmips_mii_driver);
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}
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module_init(ifxmips_mii_init);
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module_exit(ifxmips_mii_cleanup);
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