mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-11-24 02:34:06 +02:00
Rename mipsIRQ.S to int-handler to match the kernel naming convention, implement basic board detection, rewrite usb HCD driver (to be tested)
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@6893 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
parent
938900f0df
commit
5e9852b169
@ -7,6 +7,10 @@ CONFIG_BASE_SMALL=0
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CONFIG_BAYCOM_SER_FDX=m
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CONFIG_BAYCOM_SER_HDX=m
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CONFIG_BINFMT_MISC=m
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# CONFIG_BT_HCIBCM203X is not set
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# CONFIG_BT_HCIBFUSB is not set
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# CONFIG_BT_HCIBPA10X is not set
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# CONFIG_BT_HCIUSB is not set
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CONFIG_CIFS_DEBUG2=y
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CONFIG_CIFS_EXPERIMENTAL=y
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CONFIG_CIFS_STATS2=y
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@ -225,6 +229,7 @@ CONFIG_SERIO_SERPORT=y
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# CONFIG_SIBYTE_RHONE is not set
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# CONFIG_SIBYTE_SENTOSA is not set
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# CONFIG_SIBYTE_SWARM is not set
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# CONFIG_SND_USB_AUDIO is not set
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CONFIG_SOFT_WATCHDOG=m
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# CONFIG_SPARSEMEM_STATIC is not set
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CONFIG_SYN_COOKIES=y
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@ -238,5 +243,23 @@ CONFIG_TMPFS_POSIX_ACL=y
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# CONFIG_TOSHIBA_RBTX4938 is not set
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CONFIG_TRAD_SIGNALS=y
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# CONFIG_UNUSED_SYMBOLS is not set
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# CONFIG_USB is not set
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CONFIG_USB=y
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# CONFIG_USBPCWATCHDOG is not set
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# CONFIG_USB_ACM is not set
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CONFIG_USB_ADM5120_HCD=y
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# CONFIG_USB_ATM is not set
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# CONFIG_USB_CATC is not set
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# CONFIG_USB_DEVICEFS is not set
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# CONFIG_USB_EHCI_HCD is not set
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# CONFIG_USB_KAWETH is not set
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# CONFIG_USB_PEGASUS is not set
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# CONFIG_USB_PRINTER is not set
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# CONFIG_USB_RTL8150 is not set
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# CONFIG_USB_SERIAL is not set
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# CONFIG_USB_STORAGE is not set
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# CONFIG_USB_UHCI_HCD is not set
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# CONFIG_USB_USBNET is not set
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# CONFIG_USB_USBNET_MII is not set
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# CONFIG_USB_ZD1201 is not set
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CONFIG_VM_EVENT_COUNTERS=y
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# CONFIG_ZD1211RW is not set
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@ -2,6 +2,6 @@
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# Makefile for the ADMtek ADM5120 SoC specific parts of the kernel
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#
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obj-y := setup.o prom.o irq.o memory.o mipsIRQ.o adm5120_info.o
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obj-y := setup.o prom.o irq.o memory.o int-handler.o adm5120_info.o
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EXTRA_AFLAGS := $(CFLAGS)
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@ -162,7 +162,16 @@ static int __init detect_bootloader(void)
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*/
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static void __init detect_board_type(void)
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{
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/* FIXME: not yet implemented */
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switch(adm5120_info.boot_loader) {
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case BOOT_LOADER_CFE:
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adm5120_info.board_type = BOARD_TYPE_WP54G_WRT;
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adm5120_info.iface_num = 2;
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adm5120_info.has_usb = 0;
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printk("Board is a Compex WP54G-WRT\n");
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default:
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adm5120_info.board_type = BOARD_TYPE_UNKNOWN;
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printk("Board type is unknown\n");
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}
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}
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void __init adm5120_info_show(void)
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@ -8,14 +8,22 @@
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* Which again was based on the ohci and uhci drivers.
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*/
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#include <linux/autoconf.h>
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#include <linux/moduleparam.h>
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#include <linux/kernel.h>
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#include <linux/module.h>
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#include <linux/delay.h>
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#include <linux/debugfs.h>
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#include <linux/seq_file.h>
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#include <linux/errno.h>
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#include <linux/interrupt.h>
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#include <linux/init.h>
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#include <linux/list.h>
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#include <linux/usb.h>
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#include <linux/platform_device.h>
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#include <asm/io.h>
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#include <asm/irq.h>
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#include <asm/system.h>
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#include <asm/byteorder.h>
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#include <asm/mach-adm5120/adm5120_info.h>
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#include "../core/hcd.h"
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MODULE_DESCRIPTION("ADM5120 USB Host Controller Driver");
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@ -137,13 +145,33 @@ static int admhcd_td_err[16] = {
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#define ED(ed) ((struct admhcd_ed *)(((u32)(ed)) & ~0xf))
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struct admhcd {
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spinlock_t lock;
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void __iomem *addr_reg;
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void __iomem *data_reg;
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/* Root hub registers */
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u32 rhdesca;
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u32 rhdescb;
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u32 rhstatus;
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u32 rhport[2];
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/* async schedule: control, bulk */
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struct list_head async;
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u32 base;
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u32 dma_en;
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spinlock_t lock;
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unsigned long flags;
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};
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#define hcd_to_admhcd(hcd) ((struct admhcd *)(hcd)->hcd_priv)
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static inline struct admhcd *hcd_to_admhcd(struct usb_hcd *hcd)
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{
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return (struct admhcd *)(hcd->hcd_priv);
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}
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static inline struct usb_hcd *admhcd_to_hcd(struct admhcd *admhcd)
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{
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return container_of((void *)admhcd, struct usb_hcd, hcd_priv);
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}
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static char hcd_name[] = "adm5120-hcd";
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@ -670,46 +698,69 @@ static struct hc_driver adm5120_hc_driver = {
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.hub_control = admhcd_hub_control,
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};
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#define resource_len(r) (((r)->end - (r)->start) + 1)
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static int __init adm5120hcd_probe(struct platform_device *pdev)
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{
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struct usb_hcd *hcd;
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struct admhcd *ahcd;
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struct usb_device *udev;
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int err = 0;
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struct resource *addr, *data;
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void __iomem *addr_reg;
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void __iomem *data_reg;
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int irq, err = 0;
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if (!request_mem_region(pdev->resource[0].start,
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pdev->resource[0].end - pdev->resource[0].start, hcd_name)) {
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pr_debug("couldn't request mem\n");
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err = -EBUSY;
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if (pdev->num_resources < 3) {
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err = -ENODEV;
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goto out;
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}
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//hcd = usb_create_hcd(&adm5120_hc_driver, pdev, pdev->bus_id);
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data = platform_get_resource(pdev, IORESOURCE_MEM, 0);
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addr = platform_get_resource(pdev, IORESOURCE_MEM, 1);
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irq = platform_get_irq(pdev, 0);
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if (!addr || !data || irq < 0) {
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err = -ENODEV;
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goto out;
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}
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if (pdev->dev.dma_mask) {
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printk(KERN_DEBUG "DMA not supported\n");
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err = -EINVAL;
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goto out;
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}
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if (!request_mem_region(addr->start, 2, hcd_name)) {
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err = -EBUSY;
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goto out;
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}
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addr_reg = ioremap(addr->start, resource_len(addr));
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if (addr_reg == NULL) {
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err = -ENOMEM;
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goto out_mem;
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}
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if (!request_mem_region(data->start, 2, hcd_name)) {
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err = -EBUSY;
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goto out_unmap;
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}
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data_reg = ioremap(data->start, resource_len(data));
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if (data_reg == NULL) {
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err = -ENOMEM;
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goto out_mem;
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}
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hcd = usb_create_hcd(&adm5120_hc_driver, &pdev->dev, pdev->dev.bus_id);
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if (!hcd)
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goto out_mem;
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ahcd = hcd_to_admhcd(hcd);
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dev_set_drvdata(pdev, ahcd);
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hcd->self.controller = pdev;
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//hcd->self.bus_name = pdev->bus_id;
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hcd->irq = pdev->resource[1].start;
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hcd->regs = (void *)pdev->resource[0].start;
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hcd->product_desc = hcd_name;
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ahcd->base = pdev->resource[0].start;
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if (request_irq(pdev->resource[1].start, adm5120hcd_irq, 0, hcd_name,
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hcd)) {
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pr_debug("couldn't request irq\n");
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err = -EBUSY;
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goto out_hcd;
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}
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//err = usb_register_bus(&hcd->self);
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//if (err < 0)
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// goto out_irq;
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ahcd->data_reg = data_reg;
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ahcd->addr_reg = addr_reg;
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spin_lock_init(&ahcd->lock);
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INIT_LIST_HEAD(&ahcd->async);
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/* Initialise the HCD registers */
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admhcd_reg_set(ahcd, ADMHCD_REG_INTENABLE, 0);
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mdelay(10);
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admhcd_reg_set(ahcd, ADMHCD_REG_CONTROL, ADMHCD_SW_RESET);
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@ -727,41 +778,39 @@ static int __init adm5120hcd_probe(struct platform_device *pdev)
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admhcd_reg_set(ahcd, ADMHCD_REG_RHDESCR, ADMHCD_NPS | ADMHCD_LPSC);
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admhcd_reg_set(ahcd, ADMHCD_REG_HOSTCONTROL, ADMHCD_STATE_OP);
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udev = usb_alloc_dev(NULL, &hcd->self, 0);
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if (!udev) {
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err = -ENOMEM;
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goto out_bus;
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}
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udev->speed = USB_SPEED_FULL;
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hcd->state = HC_STATE_RUNNING;
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//err = hcd_register_root(udev, hcd);
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//if (err != 0) {
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// usb_put_dev(udev);
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// goto out_dev;
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//}
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err = usb_add_hcd(hcd, irq, IRQF_DISABLED);
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if (err)
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goto out_dev;
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return 0;
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out_dev:
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usb_put_dev(udev);
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out_bus:
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//usb_deregister_bus(&hcd->self);
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usb_put_hcd(hcd);
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out_irq:
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free_irq(pdev->resource[1].start, hcd);
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out_unmap:
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iounmap(addr_reg);
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out_hcd:
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usb_put_hcd(hcd);
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out_mem:
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release_mem_region(pdev->resource[0].start,
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pdev->resource[0].end - pdev->resource[0].start);
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release_mem_region(addr->start, 2);
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out:
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return err;
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}
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static int __init_or_module adm5120hcd_remove(struct platform_device *pdev)
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{
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device_init_wakeup(&pdev->dev, 0);
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struct usb_hcd *hcd = platform_get_drvdata(pdev);
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struct admhcd *ahcd;
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struct resource *res;
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if (!hcd)
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return 0;
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ahcd = hcd_to_admhcd(hcd);
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usb_remove_hcd(hcd);
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usb_put_hcd(hcd);
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return 0;
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}
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static struct platform_driver adm5120hcd_driver = {
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@ -777,6 +826,8 @@ static int __init adm5120hcd_init(void)
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{
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if (usb_disabled())
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return -ENODEV;
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if (!adm5120_info.has_usb)
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return -ENODEV;
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return platform_driver_register(&adm5120hcd_driver);
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}
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