| b.liu | e958203 | 2025-04-17 19:18:16 +0800 | [diff] [blame^] | 1 | // SPDX-License-Identifier: GPL-2.0-only |
| 2 | /* |
| 3 | * arch/arm/plat-iop/setup.c |
| 4 | * |
| 5 | * Author: Nicolas Pitre <nico@fluxnic.net> |
| 6 | * Copyright (C) 2001 MontaVista Software, Inc. |
| 7 | * Copyright (C) 2004 Intel Corporation. |
| 8 | */ |
| 9 | |
| 10 | #include <linux/mm.h> |
| 11 | #include <linux/init.h> |
| 12 | #include <asm/mach/map.h> |
| 13 | #include "iop3xx.h" |
| 14 | |
| 15 | /* |
| 16 | * Standard IO mapping for all IOP3xx based systems. Note that |
| 17 | * the IOP3xx OCCDR must be mapped uncached and unbuffered. |
| 18 | */ |
| 19 | static struct map_desc iop3xx_std_desc[] __initdata = { |
| 20 | { /* mem mapped registers */ |
| 21 | .virtual = IOP3XX_PERIPHERAL_VIRT_BASE, |
| 22 | .pfn = __phys_to_pfn(IOP3XX_PERIPHERAL_PHYS_BASE), |
| 23 | .length = IOP3XX_PERIPHERAL_SIZE, |
| 24 | .type = MT_UNCACHED, |
| 25 | }, |
| 26 | }; |
| 27 | |
| 28 | void __init iop3xx_map_io(void) |
| 29 | { |
| 30 | iotable_init(iop3xx_std_desc, ARRAY_SIZE(iop3xx_std_desc)); |
| 31 | } |