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Based on 2 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 this program is distributed in the hope that it will be useful but without any warranty without even the implied warranty of merchantability or fitness for a particular purpose see the gnu general public license for more details you should have received a copy of the gnu general public license along with this program if not write to the free software foundation inc 51 franklin street fifth floor boston ma 02110 1301 usa 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 [no]_[pad]_[ctrl] any later version this program is distributed in the hope that it will be useful but without any warranty without even the implied warranty of merchantability or fitness for a particular purpose see the gnu general public license for more details you should have received a copy of the gnu general public license along with this program if not write to the free software foundation inc 51 franklin street fifth floor boston ma 02110 1301 usa extracted by the scancode license scanner the SPDX license identifier GPL-2.0-or-later has been chosen to replace the boilerplate/reference in 176 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Jilayne Lovejoy <opensource@jilayne.com> Reviewed-by: Steve Winslow <swinslow@gmail.com> Reviewed-by: Allison Randal <allison@lohutok.net> Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190519154040.652910950@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
143 lines
2.6 KiB
C
143 lines
2.6 KiB
C
// SPDX-License-Identifier: GPL-2.0-or-later
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/*
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* NEC VR4100 series SIU platform device.
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*
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* Copyright (C) 2007-2008 Yoichi Yuasa <yuasa@linux-mips.org>
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*/
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#include <linux/errno.h>
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#include <linux/init.h>
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#include <linux/ioport.h>
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#include <linux/platform_device.h>
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#include <linux/serial_core.h>
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#include <linux/irq.h>
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#include <asm/cpu.h>
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#include <asm/vr41xx/siu.h>
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static unsigned int siu_type1_ports[SIU_PORTS_MAX] __initdata = {
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PORT_VR41XX_SIU,
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PORT_UNKNOWN,
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};
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static struct resource siu_type1_resource[] __initdata = {
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{
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.start = 0x0c000000,
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.end = 0x0c00000a,
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.flags = IORESOURCE_MEM,
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},
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{
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.start = SIU_IRQ,
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.end = SIU_IRQ,
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.flags = IORESOURCE_IRQ,
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},
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};
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static unsigned int siu_type2_ports[SIU_PORTS_MAX] __initdata = {
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PORT_VR41XX_SIU,
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PORT_VR41XX_DSIU,
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};
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static struct resource siu_type2_resource[] __initdata = {
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{
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.start = 0x0f000800,
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.end = 0x0f00080a,
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.flags = IORESOURCE_MEM,
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},
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{
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.start = 0x0f000820,
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.end = 0x0f000829,
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.flags = IORESOURCE_MEM,
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},
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{
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.start = SIU_IRQ,
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.end = SIU_IRQ,
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.flags = IORESOURCE_IRQ,
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},
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{
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.start = DSIU_IRQ,
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.end = DSIU_IRQ,
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.flags = IORESOURCE_IRQ,
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},
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};
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static int __init vr41xx_siu_add(void)
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{
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struct platform_device *pdev;
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struct resource *res;
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unsigned int num;
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int retval;
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pdev = platform_device_alloc("SIU", -1);
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if (!pdev)
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return -ENOMEM;
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switch (current_cpu_type()) {
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case CPU_VR4111:
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case CPU_VR4121:
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pdev->dev.platform_data = siu_type1_ports;
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res = siu_type1_resource;
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num = ARRAY_SIZE(siu_type1_resource);
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break;
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case CPU_VR4122:
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case CPU_VR4131:
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case CPU_VR4133:
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pdev->dev.platform_data = siu_type2_ports;
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res = siu_type2_resource;
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num = ARRAY_SIZE(siu_type2_resource);
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break;
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default:
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retval = -ENODEV;
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goto err_free_device;
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}
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retval = platform_device_add_resources(pdev, res, num);
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if (retval)
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goto err_free_device;
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retval = platform_device_add(pdev);
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if (retval)
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goto err_free_device;
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return 0;
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err_free_device:
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platform_device_put(pdev);
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return retval;
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}
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device_initcall(vr41xx_siu_add);
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void __init vr41xx_siu_setup(void)
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{
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struct uart_port port;
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struct resource *res;
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unsigned int *type;
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int i;
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switch (current_cpu_type()) {
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case CPU_VR4111:
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case CPU_VR4121:
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type = siu_type1_ports;
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res = siu_type1_resource;
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break;
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case CPU_VR4122:
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case CPU_VR4131:
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case CPU_VR4133:
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type = siu_type2_ports;
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res = siu_type2_resource;
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break;
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default:
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return;
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}
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for (i = 0; i < SIU_PORTS_MAX; i++) {
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port.line = i;
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port.type = type[i];
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if (port.type == PORT_UNKNOWN)
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break;
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port.mapbase = res[i].start;
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port.membase = (unsigned char __iomem *)KSEG1ADDR(res[i].start);
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vr41xx_siu_early_setup(&port);
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}
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}
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