projects / mirror_ubuntu-hirsute-kernel.git / blame
| Commit | Line | Data |
|---|---|---|
| 9851ca57 DT |
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> | |
| 9851ca57 DT |
17 | #include <linux/clkdev.h> |
| 18 | #include <linux/amba/bus.h> | |
| 19 | #include <linux/amba/clcd.h> | |
| 9851ca57 DT |
20 | |
| 21 | #include <asm/mach/arch.h> | |
| 22 | #include <asm/mach-types.h> | |
| 23 | #include <asm/mach/map.h> | |
| 24 | ||
| 9851ca57 DT |
25 | #include "mmio.h" |
| 26 | #include "clcd.h" | |
| 27 | ||
| 543c5040 | 28 | static const char *const nspire_dt_match[] __initconst = { |
| 9851ca57 DT |
29 | "ti,nspire", |
| 30 | "ti,nspire-cx", | |
| 31 | "ti,nspire-tp", | |
| 32 | "ti,nspire-clp", | |
| 33 | NULL, | |
| 34 | }; | |
| 35 | ||
| 9851ca57 DT |
36 | static struct clcd_board nspire_clcd_data = { |
| 37 | .name = "LCD", | |
| 38 | .caps = CLCD_CAP_5551 | CLCD_CAP_565, | |
| 39 | .check = clcdfb_check, | |
| 40 | .decode = clcdfb_decode, | |
| 41 | .setup = nspire_clcd_setup, | |
| 42 | .mmap = nspire_clcd_mmap, | |
| 43 | .remove = nspire_clcd_remove, | |
| 44 | }; | |
| 45 | ||
| 46 | ||
| 47 | static struct of_dev_auxdata nspire_auxdata[] __initdata = { | |
| 48 | OF_DEV_AUXDATA("arm,pl111", NSPIRE_LCD_PHYS_BASE, | |
| 49 | NULL, &nspire_clcd_data), | |
| 50 | { } | |
| 51 | }; | |
| 52 | ||
| 53 | static void __init nspire_init(void) | |
| 54 | { | |
| 435ebcbc | 55 | of_platform_default_populate(NULL, nspire_auxdata, NULL); |
| 9851ca57 DT |
56 | } |
| 57 | ||
| 27addb96 | 58 | static void nspire_restart(enum reboot_mode mode, const char *cmd) |
| 9851ca57 DT |
59 | { |
| 60 | void __iomem *base = ioremap(NSPIRE_MISC_PHYS_BASE, SZ_4K); | |
| 61 | if (!base) | |
| 62 | return; | |
| 63 | ||
| 64 | writel(2, base + NSPIRE_MISC_HWRESET); | |
| 65 | } | |
| 66 | ||
| 67 | DT_MACHINE_START(NSPIRE, "TI-NSPIRE") | |
| 68 | .dt_compat = nspire_dt_match, | |
| 9851ca57 DT |
69 | .init_machine = nspire_init, |
| 70 | .restart = nspire_restart, | |
| 71 | MACHINE_END |