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Diffstat (limited to 'rtemsbsd/dev/usb/controller/ohci_lpc3250.c')
-rw-r--r--rtemsbsd/dev/usb/controller/ohci_lpc3250.c359
1 files changed, 0 insertions, 359 deletions
diff --git a/rtemsbsd/dev/usb/controller/ohci_lpc3250.c b/rtemsbsd/dev/usb/controller/ohci_lpc3250.c
deleted file mode 100644
index e9808683..00000000
--- a/rtemsbsd/dev/usb/controller/ohci_lpc3250.c
+++ /dev/null
@@ -1,359 +0,0 @@
-#include <freebsd/machine/rtems-bsd-config.h>
-
-#include <bsp.h>
-
-#ifdef LIBBSP_ARM_LPC3250_BSP_H
-
-#include <bsp/irq.h>
-
-#include <freebsd/sys/cdefs.h>
-#include <freebsd/sys/stdint.h>
-#include <freebsd/sys/stddef.h>
-#include <freebsd/sys/param.h>
-#include <freebsd/sys/queue.h>
-#include <freebsd/sys/types.h>
-#include <freebsd/sys/systm.h>
-#include <freebsd/sys/kernel.h>
-#include <freebsd/sys/bus.h>
-#include <freebsd/sys/linker_set.h>
-#include <freebsd/sys/module.h>
-#include <freebsd/sys/lock.h>
-#include <freebsd/sys/mutex.h>
-#include <freebsd/sys/condvar.h>
-#include <freebsd/sys/sysctl.h>
-#include <freebsd/sys/sx.h>
-#include <freebsd/sys/unistd.h>
-#include <freebsd/sys/callout.h>
-#include <freebsd/sys/malloc.h>
-#include <freebsd/sys/priv.h>
-
-#include <freebsd/dev/usb/usb.h>
-#include <freebsd/dev/usb/usbdi.h>
-
-#include <freebsd/dev/usb/usb_core.h>
-#include <freebsd/dev/usb/usb_busdma.h>
-#include <freebsd/dev/usb/usb_process.h>
-#include <freebsd/dev/usb/usb_util.h>
-
-#include <freebsd/dev/usb/usb_controller.h>
-#include <freebsd/dev/usb/usb_bus.h>
-#include <freebsd/dev/usb/controller/ohci.h>
-
-typedef struct
-{
- uint16_t VendorID;
- uint16_t ProductID;
- uint16_t VersionID;
-} isp130x_PhyDetails_Typ;
-
-static void
-i2c_wait_for_receive_fifo_not_empty(void)
-{
- while ((OTGI2CSTS & OTG_I2C_RFE) != 0) {
- /* Wait */
- }
-}
-
-static uint8_t
-isp1301_read(uint8_t reg)
-{
- OTGI2CCTL = OTG_I2C_RESET;
-
- OTGI2CTX = ISP1301_I2C_ADDR | OTG_I2C_START;
-
- OTGI2CTX = reg;
-
- OTGI2CTX = ISP1301_I2C_ADDR | OTG_I2C_READ | OTG_I2C_START;
-
- OTGI2CTX = OTG_I2C_STOP;
-
- i2c_wait_for_receive_fifo_not_empty();
-
- return (uint8_t) OTGI2CRX;
-}
-
-static void
-i2c_wait_for_transaction_done(void)
-{
- while ((OTGI2CSTS & OTG_I2C_TDI) == 0) {
- /* Wait */
- }
-
- OTGI2CSTS = OTG_I2C_TDI;
-}
-
-static void
-isp1301_write(uint8_t reg, uint8_t val)
-{
-
- OTGI2CCTL = OTG_I2C_RESET;
-
- OTGI2CTX = ISP1301_I2C_ADDR | OTG_I2C_START;
-
- OTGI2CTX = reg;
-
- OTGI2CTX = val | OTG_I2C_STOP;
-
- i2c_wait_for_transaction_done();
-}
-
-static void
-isp1301_dump(void)
-{
- BSD_PRINTF(
- "ISP1301: mc1 %02x, mc2 %02x, otgctrl %02x, otgsts %02x, isrc %02x, iltch %02x, ienl %02x, ienh %02x\n",
- isp1301_read(ISP1301_MODE_CONTROL_1),
- isp1301_read(ISP1301_MODE_CONTROL_2),
- isp1301_read(ISP1301_OTG_CONTROL_1),
- isp1301_read(ISP1301_OTG_STATUS),
- isp1301_read(ISP1301_I2C_INTERRUPT_SOURCE),
- isp1301_read(ISP1301_I2C_INTERRUPT_LATCH),
- isp1301_read(ISP1301_I2C_INTERRUPT_FALLING),
- isp1301_read(ISP1301_I2C_INTERRUPT_RISING)
- );
-}
-
-
-static isp130x_PhyDetails_Typ
- isp130x_GetPhyDetails(void)
-{
- isp130x_PhyDetails_Typ PhyDetails;
-
- PhyDetails.VendorID = (uint16_t)((isp1301_read(ISP1301_I2C_VENDOR_ID_HIGH) << 8) |
- isp1301_read(ISP1301_I2C_VENDOR_ID_LOW));
-
- PhyDetails.ProductID = (uint16_t)((isp1301_read(ISP1301_I2C_PRODUCT_ID_HIGH) << 8) |
- isp1301_read(ISP1301_I2C_PRODUCT_ID_LOW));
-
- PhyDetails.VersionID = (uint16_t)((isp1301_read(ISP1301_I2C_VERSION_ID_HIGH) << 8) |
- isp1301_read(ISP1301_I2C_VERSION_ID_LOW));
-
- return PhyDetails;
-}
-
-
-static void
-isp1301_configure(void)
-{
- isp130x_PhyDetails_Typ PhyDetails = isp130x_GetPhyDetails();
-
- BSD_PRINTF("ISP130x: vendor 0x%04x, product 0x%04x, version 0x%04x\n",
- PhyDetails.VendorID,
- PhyDetails.ProductID,
- PhyDetails.VersionID);
-
- isp1301_write(ISP1301_MODE_CONTROL_1_CLEAR, 0xff);
- isp1301_write(ISP1301_MODE_CONTROL_1_SET, MC1_SPEED_REG);
- isp1301_write(ISP1301_MODE_CONTROL_2_CLEAR, 0xff);
-
- switch (PhyDetails.ProductID)
- {
- case ISP1301_PRODUCT_ID:
- isp1301_write(ISP1301_MODE_CONTROL_2_SET, MC2_BI_DI |
- MC2_PSW_EN |
- MC2_SPD_SUSP_CTRL);
- break;
-
- case ISP1302_PRODUCT_ID:
- // Do not set 'SPD_SUSP_CTRL' bit as per ISP1301 this bit is reserved in
- // ISP1302, setting it will cause problems.
- isp1301_write(ISP1301_MODE_CONTROL_2_SET, MC2_BI_DI |
- MC2_PSW_EN);
-
- // ISP1302 has an additonal register we should initialise it..
- isp1301_write(ISP1302_MISC_CONTROL_CLEAR, 0xff);
- isp1301_write(ISP1302_MISC_CONTROL_SET, MISC_UART_2V8_EN);
-
- break;
-
- default:
- break;
- }
-
- isp1301_write(ISP1301_OTG_CONTROL_CLEAR, 0xff);
- isp1301_write(ISP1301_MODE_CONTROL_1_SET, MC1_DAT_SE0);
- isp1301_write(ISP1301_OTG_CONTROL_SET, OTG1_DM_PULLDOWN | OTG1_DP_PULLDOWN);
- isp1301_write(ISP1301_I2C_INTERRUPT_LATCH_CLEAR, 0xff);
- isp1301_write(ISP1301_I2C_INTERRUPT_FALLING_CLEAR, 0xff);
- isp1301_write(ISP1301_I2C_INTERRUPT_RISING_CLEAR, 0xff);
-}
-
-static void
-isp1301_vbus_on(void)
-{
- isp1301_write(ISP1301_OTG_CONTROL_SET, OTG1_VBUS_DRV);
-}
-
-static int
-ohci_lpc32xx_suspend(device_t self)
-{
- ohci_softc_t *e = device_get_softc(self);
- int eno = bus_generic_suspend(self);
-
- if (eno != 0) {
- return (eno);
- }
-
- ohci_suspend(e);
-
- return (0);
-}
-
-static int
-ohci_lpc32xx_resume(device_t self)
-{
- ohci_softc_t *e = device_get_softc(self);
-
- ohci_resume(e);
-
- bus_generic_resume(self);
-
- return (0);
-}
-
-
-static int
-ohci_lpc32xx_probe(device_t self)
-{
- device_set_desc(self, "LPC3250 OHCI controller");
-
- return (0);
-}
-
-static int
-ohci_lpc32xx_detach(device_t self)
-{
- ohci_softc_t *e = device_get_softc(self);
-
- BSD_PRINTF("FIXME\n");
-
- return (0);
-}
-
-static int
-ohci_lpc32xx_attach(device_t self)
-{
- rtems_status_code sc = RTEMS_SUCCESSFUL;
- ohci_softc_t *e = device_get_softc(self);
- usb_error_t ue = USB_ERR_NORMAL_COMPLETION;
- int eno = 0;
-
- memset(e, 0, sizeof(*e));
-
- /* Initialize some bus fields */
- e->sc_bus.parent = self;
- e->sc_bus.devices = e->sc_devices;
- e->sc_bus.devices_max = OHCI_MAX_DEVICES;
-
- /* Get all DMA memory */
- if (usb_bus_mem_alloc_all(&e->sc_bus, USB_GET_DMA_TAG(self), &ohci_iterate_hw_softc)) {
- return (ENOMEM);
- }
- e->sc_dev = self;
-
- /* Child device */
- e->sc_bus.bdev = device_add_child(self, "usbus", -1);
- if (e->sc_bus.bdev == NULL) {
- device_printf(self, "Could not add USB device\n");
- goto error;
- }
- device_set_ivars(e->sc_bus.bdev, &e->sc_bus);
- device_set_desc(e->sc_bus.bdev, "LPC3250 OHCI bus");
- snprintf(e->sc_vendor, sizeof(e->sc_vendor), "NXP");
-
- /* Register space */
- e->sc_io_tag = 0U;
- e->sc_io_hdl = OTGUSB_BASE;
- e->sc_io_size = 0x5cU;
-
- /* Enable USB PLL */
- USBDIVCTRL = 0xc;
- USBCTRL = USBCLK_SLAVE_HCLK_EN
- | USBCLK_PC_BUS_KEEPER
- | USBCLK_CLKEN1
- | USBCLK_POWER_UP
- | USBCLK_P_2
- | USBCLK_N_1
- | (191U << USBCLK_M_SHIFT);
- while ((USBCTRL & USBCLK_PLL_LOCK) == 0) {
- /* Wait */
- }
- USBCTRL |= USBCLK_CLKEN2;
-
- /* Enable USB host and AHB clocks */
- OTGCLKCTRL = 0x1c;
- while ((OTGCLKSTAT & 0x1c) != 0x1c) {
- /* Wait */
- }
-
- isp1301_configure();
-
- USBCTRL |= USBCLK_HOST_NEED_CLK_EN;
-
- OTGCLKCTRL = 0x1d;
- while ((OTGCLKSTAT & 0x1d) != 0x1d) {
- /* Wait */
- }
-
- /* Set OTG Status and Control Register */
- OTGSTAT = 0x1;
-
- isp1301_vbus_on();
-
- /* Install interrupt handler */
- sc = rtems_interrupt_server_handler_install(
- RTEMS_ID_NONE,
- IRQ_USB_HOST,
- "USB",
- RTEMS_INTERRUPT_UNIQUE,
- (rtems_interrupt_handler) ohci_interrupt,
- e
- );
- BSD_ASSERT_SC(sc);
-
- /* OHCI intitialization */
- ue = ohci_init(e);
- if (ue != USB_ERR_NORMAL_COMPLETION) {
- goto error;
- }
-
- /* Probe and attach child */
- eno = device_probe_and_attach(e->sc_bus.bdev);
- if (eno != 0) {
- goto error;
- }
-
- return (0);
-
-error:
- ohci_lpc32xx_detach(self);
- return (ENXIO);
-}
-
-static device_method_t ohci_methods [] = {
- /* Device interface */
- DEVMETHOD(device_probe, ohci_lpc32xx_probe),
- DEVMETHOD(device_attach, ohci_lpc32xx_attach),
- DEVMETHOD(device_detach, ohci_lpc32xx_detach),
- DEVMETHOD(device_suspend, ohci_lpc32xx_suspend),
- DEVMETHOD(device_resume, ohci_lpc32xx_resume),
- DEVMETHOD(device_shutdown, bus_generic_shutdown),
-
- /* Bus interface */
- DEVMETHOD(bus_print_child, bus_generic_print_child),
-
- {0, 0}
-};
-
-static driver_t ohci_driver = {
- .name = "ohci",
- .methods = ohci_methods,
- .size = sizeof(struct ohci_softc)
-};
-
-static devclass_t ohci_devclass;
-
-DRIVER_MODULE(ohci, nexus, ohci_driver, ohci_devclass, 0, 0);
-MODULE_DEPEND(ohci, usb, 1, 1, 1);
-
-#endif /* LIBBSP_ARM_LPC3250_BSP_H */
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-03 08:07:03 +0000