11.2Sthorpej/* $NetBSD: ti_gpmc.c,v 1.2 2021/01/27 03:10:20 thorpej Exp $ */ 21.1Sjmcneill 31.1Sjmcneill/*- 41.1Sjmcneill * Copyright (c) 2019 Jared McNeill <jmcneill@invisible.ca> 51.1Sjmcneill * All rights reserved. 61.1Sjmcneill * 71.1Sjmcneill * Redistribution and use in source and binary forms, with or without 81.1Sjmcneill * modification, are permitted provided that the following conditions 91.1Sjmcneill * are met: 101.1Sjmcneill * 1. Redistributions of source code must retain the above copyright 111.1Sjmcneill * notice, this list of conditions and the following disclaimer. 121.1Sjmcneill * 2. Redistributions in binary form must reproduce the above copyright 131.1Sjmcneill * notice, this list of conditions and the following disclaimer in the 141.1Sjmcneill * documentation and/or other materials provided with the distribution. 151.1Sjmcneill * 161.1Sjmcneill * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 171.1Sjmcneill * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 181.1Sjmcneill * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 191.1Sjmcneill * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 201.1Sjmcneill * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 211.1Sjmcneill * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 221.1Sjmcneill * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 231.1Sjmcneill * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 241.1Sjmcneill * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 251.1Sjmcneill * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 261.1Sjmcneill * SUCH DAMAGE. 271.1Sjmcneill */ 281.1Sjmcneill 291.1Sjmcneill#include <sys/cdefs.h> 301.2Sthorpej__KERNEL_RCSID(0, "$NetBSD: ti_gpmc.c,v 1.2 2021/01/27 03:10:20 thorpej Exp $"); 311.1Sjmcneill 321.1Sjmcneill#include <sys/param.h> 331.1Sjmcneill#include <sys/bus.h> 341.1Sjmcneill#include <sys/device.h> 351.1Sjmcneill#include <sys/intr.h> 361.1Sjmcneill#include <sys/systm.h> 371.1Sjmcneill#include <sys/kernel.h> 381.1Sjmcneill#include <sys/kmem.h> 391.1Sjmcneill 401.1Sjmcneill#include <dev/fdt/fdtvar.h> 411.1Sjmcneill 421.1Sjmcneill#include <arm/ti/ti_prcm.h> 431.1Sjmcneill 441.1Sjmcneillstatic int ti_gpmc_match(device_t, cfdata_t, void *); 451.1Sjmcneillstatic void ti_gpmc_attach(device_t, device_t, void *); 461.1Sjmcneill 471.1SjmcneillCFATTACH_DECL_NEW(ti_gpmc, 0, ti_gpmc_match, ti_gpmc_attach, NULL, NULL); 481.1Sjmcneill 491.2Sthorpejstatic const struct device_compatible_entry compat_data[] = { 501.2Sthorpej { .compat = "ti,omap3430-gpmc" }, 511.2Sthorpej DEVICE_COMPAT_EOL 521.1Sjmcneill}; 531.1Sjmcneill 541.1Sjmcneillstatic int 551.1Sjmcneillti_gpmc_match(device_t parent, cfdata_t cf, void *aux) 561.1Sjmcneill{ 571.1Sjmcneill struct fdt_attach_args * const faa = aux; 581.1Sjmcneill 591.2Sthorpej return of_compatible_match(faa->faa_phandle, compat_data); 601.1Sjmcneill} 611.1Sjmcneill 621.1Sjmcneillstatic void 631.1Sjmcneillti_gpmc_attach(device_t parent, device_t self, void *aux) 641.1Sjmcneill{ 651.1Sjmcneill struct fdt_attach_args * const faa = aux; 661.1Sjmcneill const int phandle = faa->faa_phandle; 671.1Sjmcneill 681.1Sjmcneill if (ti_prcm_enable_hwmod(phandle, 0) != 0) { 691.1Sjmcneill aprint_error(": couldn't enable module\n"); 701.1Sjmcneill return; 711.1Sjmcneill } 721.1Sjmcneill 731.1Sjmcneill aprint_naive("\n"); 741.1Sjmcneill aprint_normal(": GPMC\n"); 751.1Sjmcneill 761.1Sjmcneill fdt_add_bus(self, phandle, faa); 771.1Sjmcneill} 78