Kelvin Cheung | ca585cf | 2012-07-25 16:17:24 +0200 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright (c) 2011 Zhang, Keguang <keguang.zhang@gmail.com> |
| 3 | * |
| 4 | * Loongson 1 Clock Register Definitions. |
| 5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify it |
| 7 | * under the terms of the GNU General Public License as published by the |
| 8 | * Free Software Foundation; either version 2 of the License, or (at your |
| 9 | * option) any later version. |
| 10 | */ |
| 11 | |
| 12 | #ifndef __ASM_MACH_LOONGSON1_REGS_CLK_H |
| 13 | #define __ASM_MACH_LOONGSON1_REGS_CLK_H |
| 14 | |
| 15 | #define LS1X_CLK_REG(x) \ |
| 16 | ((void __iomem *)KSEG1ADDR(LS1X_CLK_BASE + (x))) |
| 17 | |
| 18 | #define LS1X_CLK_PLL_FREQ LS1X_CLK_REG(0x0) |
| 19 | #define LS1X_CLK_PLL_DIV LS1X_CLK_REG(0x4) |
| 20 | |
| 21 | /* Clock PLL Divisor Register Bits */ |
| 22 | #define DIV_DC_EN (0x1 << 31) |
| 23 | #define DIV_DC (0x1f << 26) |
| 24 | #define DIV_CPU_EN (0x1 << 25) |
| 25 | #define DIV_CPU (0x1f << 20) |
| 26 | #define DIV_DDR_EN (0x1 << 19) |
| 27 | #define DIV_DDR (0x1f << 14) |
| 28 | |
| 29 | #define DIV_DC_SHIFT 26 |
| 30 | #define DIV_CPU_SHIFT 20 |
| 31 | #define DIV_DDR_SHIFT 14 |
| 32 | |
| 33 | #endif /* __ASM_MACH_LOONGSON1_REGS_CLK_H */ |