| wanzongshun | 7ec80dd | 2008-12-03 03:55:38 +0100 | [diff] [blame^] | 1 | /* |
| 2 | * arch/arm/mach-w90x900/cpu.h |
| 3 | * |
| 4 | * Based on linux/include/asm-arm/plat-s3c24xx/cpu.h by Ben Dooks |
| 5 | * |
| 6 | * Copyright (c) 2008 Nuvoton technology corporation |
| 7 | * All rights reserved. |
| 8 | * |
| 9 | * Header file for W90X900 CPU support |
| 10 | * |
| 11 | * Wan ZongShun <mcuos.com@gmail.com> |
| 12 | * |
| 13 | * This program is free software; you can redistribute it and/or modify |
| 14 | * it under the terms of the GNU General Public License version 2 as |
| 15 | * published by the Free Software Foundation. |
| 16 | * |
| 17 | */ |
| 18 | |
| 19 | #define IODESC_ENT(y) \ |
| 20 | { \ |
| 21 | .virtual = (unsigned long)W90X900_VA_##y, \ |
| 22 | .pfn = __phys_to_pfn(W90X900_PA_##y), \ |
| 23 | .length = W90X900_SZ_##y, \ |
| 24 | .type = MT_DEVICE, \ |
| 25 | } |
| 26 | |
| 27 | /*Cpu identifier register*/ |
| 28 | |
| 29 | #define W90X900PDID W90X900_VA_GCR |
| 30 | #define W90P910_CPUID 0x02900910 |
| 31 | #define W90P920_CPUID 0x02900920 |
| 32 | #define W90P950_CPUID 0x02900950 |
| 33 | #define W90N960_CPUID 0x02900960 |
| 34 | |
| 35 | struct w90x900_uartcfg; |
| 36 | struct map_desc; |
| 37 | struct sys_timer; |
| 38 | |
| 39 | /* core initialisation functions */ |
| 40 | |
| 41 | extern void w90x900_init_irq(void); |
| 42 | extern void w90p910_init_io(struct map_desc *mach_desc, int size); |
| 43 | extern void w90p910_init_uarts(struct w90x900_uartcfg *cfg, int no); |
| 44 | extern void w90p910_init_clocks(int xtal); |
| 45 | extern void w90p910_map_io(struct map_desc *mach_desc, int size); |
| 46 | extern struct sys_timer w90x900_timer; |
| 47 | |
| 48 | #define W90X900_RES(name) \ |
| 49 | struct resource w90x900_##name##_resource[] = { \ |
| 50 | [0] = { \ |
| 51 | .start = name##_PA, \ |
| 52 | .end = name##_PA + 0x0ff, \ |
| 53 | .flags = IORESOURCE_MEM, \ |
| 54 | }, \ |
| 55 | [1] = { \ |
| 56 | .start = IRQ_##name, \ |
| 57 | .end = IRQ_##name, \ |
| 58 | .flags = IORESOURCE_IRQ, \ |
| 59 | } \ |
| 60 | } |
| 61 | |
| 62 | #define W90X900_DEVICE(devname, regname, devid, platdevname) \ |
| 63 | struct platform_device w90x900_##devname = { \ |
| 64 | .name = platdevname, \ |
| 65 | .id = devid, \ |
| 66 | .num_resources = ARRAY_SIZE(w90x900_##regname##_resource), \ |
| 67 | .resource = w90x900_##regname##_resource, \ |
| 68 | } |
| 69 | |
| 70 | #define W90X900_UARTCFG(port, flag, uc, ulc, ufc) \ |
| 71 | { \ |
| 72 | .hwport = port, \ |
| 73 | .flags = flag, \ |
| 74 | .ucon = uc, \ |
| 75 | .ulcon = ulc, \ |
| 76 | .ufcon = ufc, \ |
| 77 | } |