4e8e66439e
- API / infrastructure changes to support memory management changes.
- Memory management improvements and bug fixes.
- HCDs should now be MP safe
- conversion to KERNHIST based debug
- FS/LS isoc support on ehci(4).
- conversion to kmem(9)
- Some USB 3 support - mostly from Takahiro HAYASHI (t-hash).
- interrupt transfers now get proper DMA operations
- general bug fixes
- kern/48308
- uhub status notification improvements
- umass(4) probe fix (applied to HEAD already)
- ohci(4) short transfer fix
120 lines
3.7 KiB
C
120 lines
3.7 KiB
C
/* $NetBSD: nbp_slhci.c,v 1.2 2016/04/23 10:15:29 skrll Exp $ */
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/*
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* Copyright (c) 2011 KIYOHARA Takashi
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
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* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: nbp_slhci.c,v 1.2 2016/04/23 10:15:29 skrll Exp $");
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#include <sys/param.h>
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#include <sys/bus.h>
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#include <sys/device.h>
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#include <sys/errno.h>
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#include <machine/platid.h>
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#include <machine/platid_mask.h>
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#include <arm/xscale/pxa2x0var.h>
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#include <arm/xscale/pxa2x0_gpio.h>
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#include <dev/usb/usb.h>
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#include <dev/usb/usbdi.h>
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#include <dev/usb/usbdivar.h>
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#include <dev/ic/sl811hsvar.h>
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#define NETBOOKPRO_SLHCI_REG_ADDR 0x00000
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#define NETBOOKPRO_SLHCI_REG_DATA 0x10000
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#define NETBOOKPRO_SLHCI_REG_SIZE 0x20000
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static int nbp_slhci_match(device_t, cfdata_t, void *);
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static void nbp_slhci_attach(device_t, device_t, void *);
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static void nbp_slhci_power(void *, enum power_change);
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CFATTACH_DECL_NEW(nbp_slhci, sizeof(struct slhci_softc),
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nbp_slhci_match, nbp_slhci_attach, NULL, NULL);
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/* ARGSUSED */
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static int
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nbp_slhci_match(device_t parent, cfdata_t match, void *aux)
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{
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struct pxaip_attach_args *pxa = aux;
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if (strcmp(pxa->pxa_name, match->cf_name) != 0 ||
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!platid_match(&platid, &platid_mask_MACH_PSIONTEKLOGIX_NETBOOK_PRO))
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return 0;
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return 1;
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}
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/* ARGSUSED */
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static void
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nbp_slhci_attach(device_t parent, device_t self, void *aux)
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{
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struct slhci_softc *sc = device_private(self);
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struct pxaip_attach_args *pxa = aux;
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bus_space_handle_t ioh;
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aprint_naive("\n");
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aprint_normal("\n");
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sc->sc_dev = self;
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sc->sc_bus.ub_hcpriv = sc;
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if (bus_space_map(pxa->pxa_iot, pxa->pxa_addr,
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NETBOOKPRO_SLHCI_REG_SIZE, 0, &ioh) != 0) {
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aprint_error_dev(self, "can't map I/O space\n");
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return;
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}
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slhci_preinit(sc, nbp_slhci_power, pxa->pxa_iot, ioh, 0,
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NETBOOKPRO_SLHCI_REG_DATA - NETBOOKPRO_SLHCI_REG_ADDR);
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/* GPIO 2 connects IRQ */
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pxa2x0_gpio_set_function(2, GPIO_IN);
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if (pxa2x0_gpio_intr_establish(2, IST_EDGE_RISING, IPL_USB,
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slhci_intr, sc) == NULL) {
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aprint_error_dev(self, "unable to establish interrupt\n");
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return;
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}
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/* Reset Host Controller */
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pxa2x0_gpio_set_function(14, GPIO_OUT);
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pxa2x0_gpio_clear_bit(14);
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delay(1); /* XXXX: nRST for 16+ clocks @ 48MHz */
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pxa2x0_gpio_set_bit(14);
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if (slhci_attach(sc))
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aprint_error_dev(self, "slhci_attach failed\n");
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return;
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}
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static void
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nbp_slhci_power(void *arg, enum power_change onoff)
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{
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// nbp_pcon_command(I2C_SETUSBHOSTPOWER, onoff, PCON_FLAG_ASYNC, NULL);
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}
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