1/*
2 *	linux/arch/arm/mach-nspire/nspire.c
3 *
4 *	Copyright (C) 2013 Daniel Tang <tangrs@tangrs.id.au>
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2, as
8 * published by the Free Software Foundation.
9 *
10 */
11#include <linux/init.h>
12#include <linux/of_irq.h>
13#include <linux/of_address.h>
14#include <linux/of_platform.h>
15#include <linux/irqchip.h>
16#include <linux/irqchip/arm-vic.h>
17#include <linux/clkdev.h>
18#include <linux/amba/bus.h>
19#include <linux/amba/clcd.h>
20
21#include <asm/mach/arch.h>
22#include <asm/mach-types.h>
23#include <asm/mach/map.h>
24
25#include "mmio.h"
26#include "clcd.h"
27
28static const char *const nspire_dt_match[] __initconst = {
29	"ti,nspire",
30	"ti,nspire-cx",
31	"ti,nspire-tp",
32	"ti,nspire-clp",
33	NULL,
34};
35
36static void __init nspire_map_io(void)
37{
38	debug_ll_io_init();
39}
40
41static struct clcd_board nspire_clcd_data = {
42	.name		= "LCD",
43	.caps		= CLCD_CAP_5551 | CLCD_CAP_565,
44	.check		= clcdfb_check,
45	.decode		= clcdfb_decode,
46	.setup		= nspire_clcd_setup,
47	.mmap		= nspire_clcd_mmap,
48	.remove		= nspire_clcd_remove,
49};
50
51
52static struct of_dev_auxdata nspire_auxdata[] __initdata = {
53	OF_DEV_AUXDATA("arm,pl111", NSPIRE_LCD_PHYS_BASE,
54			NULL, &nspire_clcd_data),
55	{ }
56};
57
58static void __init nspire_init(void)
59{
60	of_platform_populate(NULL, of_default_bus_match_table,
61			nspire_auxdata, NULL);
62}
63
64static void nspire_restart(enum reboot_mode mode, const char *cmd)
65{
66	void __iomem *base = ioremap(NSPIRE_MISC_PHYS_BASE, SZ_4K);
67	if (!base)
68		return;
69
70	writel(2, base + NSPIRE_MISC_HWRESET);
71}
72
73DT_MACHINE_START(NSPIRE, "TI-NSPIRE")
74	.dt_compat	= nspire_dt_match,
75	.map_io		= nspire_map_io,
76	.init_machine	= nspire_init,
77	.restart	= nspire_restart,
78MACHINE_END
79