]> asedeno.scripts.mit.edu Git - linux.git/blob - arch/arm/mach-nspire/nspire.c
ARM: signal: Mark expected switch fall-through
[linux.git] / arch / arm / mach-nspire / nspire.c
1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3  *      linux/arch/arm/mach-nspire/nspire.c
4  *
5  *      Copyright (C) 2013 Daniel Tang <tangrs@tangrs.id.au>
6  */
7 #include <linux/init.h>
8 #include <linux/of_irq.h>
9 #include <linux/of_address.h>
10 #include <linux/of_platform.h>
11 #include <linux/irqchip.h>
12 #include <linux/irqchip/arm-vic.h>
13 #include <linux/clkdev.h>
14 #include <linux/amba/bus.h>
15 #include <linux/amba/clcd.h>
16
17 #include <asm/mach/arch.h>
18 #include <asm/mach-types.h>
19 #include <asm/mach/map.h>
20
21 #include "mmio.h"
22 #include "clcd.h"
23
24 static const char *const nspire_dt_match[] __initconst = {
25         "ti,nspire",
26         "ti,nspire-cx",
27         "ti,nspire-tp",
28         "ti,nspire-clp",
29         NULL,
30 };
31
32 static struct clcd_board nspire_clcd_data = {
33         .name           = "LCD",
34         .caps           = CLCD_CAP_5551 | CLCD_CAP_565,
35         .check          = clcdfb_check,
36         .decode         = clcdfb_decode,
37         .setup          = nspire_clcd_setup,
38         .mmap           = nspire_clcd_mmap,
39         .remove         = nspire_clcd_remove,
40 };
41
42
43 static struct of_dev_auxdata nspire_auxdata[] __initdata = {
44         OF_DEV_AUXDATA("arm,pl111", NSPIRE_LCD_PHYS_BASE,
45                         NULL, &nspire_clcd_data),
46         { }
47 };
48
49 static void __init nspire_init(void)
50 {
51         of_platform_default_populate(NULL, nspire_auxdata, NULL);
52 }
53
54 static void nspire_restart(enum reboot_mode mode, const char *cmd)
55 {
56         void __iomem *base = ioremap(NSPIRE_MISC_PHYS_BASE, SZ_4K);
57         if (!base)
58                 return;
59
60         writel(2, base + NSPIRE_MISC_HWRESET);
61 }
62
63 DT_MACHINE_START(NSPIRE, "TI-NSPIRE")
64         .dt_compat      = nspire_dt_match,
65         .init_machine   = nspire_init,
66         .restart        = nspire_restart,
67 MACHINE_END