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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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2874c5fd28
Based on 1 normalized pattern(s): this program is free software you can redistribute it and or modify it under the terms of the gnu general public license as published by the free software foundation either version 2 of the license or at your option any later version extracted by the scancode license scanner the SPDX license identifier GPL-2.0-or-later has been chosen to replace the boilerplate/reference in 3029 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Allison Randal <allison@lohutok.net> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190527070032.746973796@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
112 lines
2.5 KiB
C
112 lines
2.5 KiB
C
// SPDX-License-Identifier: GPL-2.0-or-later
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/*
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* Copyright 2006 Freescale Semiconductor, Inc. All rights reserved.
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*
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* Description:
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* MPC832xE MDS board specific routines.
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*/
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#include <linux/stddef.h>
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#include <linux/kernel.h>
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#include <linux/init.h>
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#include <linux/errno.h>
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#include <linux/reboot.h>
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#include <linux/pci.h>
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#include <linux/kdev_t.h>
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#include <linux/major.h>
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#include <linux/console.h>
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#include <linux/delay.h>
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#include <linux/seq_file.h>
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#include <linux/root_dev.h>
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#include <linux/initrd.h>
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#include <linux/of_platform.h>
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#include <linux/of_device.h>
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#include <linux/atomic.h>
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#include <asm/time.h>
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#include <asm/io.h>
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#include <asm/machdep.h>
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#include <asm/ipic.h>
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#include <asm/irq.h>
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#include <asm/prom.h>
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#include <asm/udbg.h>
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#include <sysdev/fsl_soc.h>
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#include <sysdev/fsl_pci.h>
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#include <soc/fsl/qe/qe.h>
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#include <soc/fsl/qe/qe_ic.h>
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#include "mpc83xx.h"
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#undef DEBUG
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#ifdef DEBUG
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#define DBG(fmt...) udbg_printf(fmt)
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#else
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#define DBG(fmt...)
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#endif
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/* ************************************************************************
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*
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* Setup the architecture
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*
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*/
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static void __init mpc832x_sys_setup_arch(void)
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{
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struct device_node *np;
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u8 __iomem *bcsr_regs = NULL;
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mpc83xx_setup_arch();
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/* Map BCSR area */
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np = of_find_node_by_name(NULL, "bcsr");
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if (np) {
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struct resource res;
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of_address_to_resource(np, 0, &res);
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bcsr_regs = ioremap(res.start, resource_size(&res));
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of_node_put(np);
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}
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#ifdef CONFIG_QUICC_ENGINE
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if ((np = of_find_node_by_name(NULL, "par_io")) != NULL) {
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par_io_init(np);
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of_node_put(np);
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for_each_node_by_name(np, "ucc")
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par_io_of_config(np);
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}
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if ((np = of_find_compatible_node(NULL, "network", "ucc_geth"))
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!= NULL){
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/* Reset the Ethernet PHYs */
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#define BCSR8_FETH_RST 0x50
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clrbits8(&bcsr_regs[8], BCSR8_FETH_RST);
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udelay(1000);
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setbits8(&bcsr_regs[8], BCSR8_FETH_RST);
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iounmap(bcsr_regs);
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of_node_put(np);
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}
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#endif /* CONFIG_QUICC_ENGINE */
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}
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machine_device_initcall(mpc832x_mds, mpc83xx_declare_of_platform_devices);
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/*
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* Called very early, MMU is off, device-tree isn't unflattened
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*/
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static int __init mpc832x_sys_probe(void)
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{
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return of_machine_is_compatible("MPC832xMDS");
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}
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define_machine(mpc832x_mds) {
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.name = "MPC832x MDS",
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.probe = mpc832x_sys_probe,
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.setup_arch = mpc832x_sys_setup_arch,
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.init_IRQ = mpc83xx_ipic_and_qe_init_IRQ,
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.get_irq = ipic_get_irq,
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.restart = mpc83xx_restart,
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.time_init = mpc83xx_time_init,
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.calibrate_decr = generic_calibrate_decr,
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.progress = udbg_progress,
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};
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