linux/arch/arm/mach-nspire/nspire.c

79 lines
1.7 KiB
C

/*
* linux/arch/arm/mach-nspire/nspire.c
*
* Copyright (C) 2013 Daniel Tang <tangrs@tangrs.id.au>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2, as
* published by the Free Software Foundation.
*
*/
#include <linux/init.h>
#include <linux/of_irq.h>
#include <linux/of_address.h>
#include <linux/of_platform.h>
#include <linux/irqchip.h>
#include <linux/irqchip/arm-vic.h>
#include <linux/clkdev.h>
#include <linux/amba/bus.h>
#include <linux/amba/clcd.h>
#include <asm/mach/arch.h>
#include <asm/mach-types.h>
#include <asm/mach/map.h>
#include "mmio.h"
#include "clcd.h"
static const char *const nspire_dt_match[] __initconst = {
"ti,nspire",
"ti,nspire-cx",
"ti,nspire-tp",
"ti,nspire-clp",
NULL,
};
static void __init nspire_map_io(void)
{
debug_ll_io_init();
}
static struct clcd_board nspire_clcd_data = {
.name = "LCD",
.caps = CLCD_CAP_5551 | CLCD_CAP_565,
.check = clcdfb_check,
.decode = clcdfb_decode,
.setup = nspire_clcd_setup,
.mmap = nspire_clcd_mmap,
.remove = nspire_clcd_remove,
};
static struct of_dev_auxdata nspire_auxdata[] __initdata = {
OF_DEV_AUXDATA("arm,pl111", NSPIRE_LCD_PHYS_BASE,
NULL, &nspire_clcd_data),
{ }
};
static void __init nspire_init(void)
{
of_platform_populate(NULL, of_default_bus_match_table,
nspire_auxdata, NULL);
}
static void nspire_restart(enum reboot_mode mode, const char *cmd)
{
void __iomem *base = ioremap(NSPIRE_MISC_PHYS_BASE, SZ_4K);
if (!base)
return;
writel(2, base + NSPIRE_MISC_HWRESET);
}
DT_MACHINE_START(NSPIRE, "TI-NSPIRE")
.dt_compat = nspire_dt_match,
.map_io = nspire_map_io,
.init_machine = nspire_init,
.restart = nspire_restart,
MACHINE_END