1 /* 2 * arch/arm/mach-w90x900/include/mach/regs-clock.h 3 * 4 * Copyright (c) 2008 Nuvoton technology corporation. 5 * 6 * Wan ZongShun <mcuos.com@gmail.com> 7 * 8 * This program is free software; you can redistribute it and/or modify 9 * it under the terms of the GNU General Public License as published by 10 * the Free Software Foundation;version 2 of the License. 11 * 12 */ 13 14 #ifndef __ASM_ARCH_REGS_CLOCK_H 15 #define __ASM_ARCH_REGS_CLOCK_H 16 17 /* Clock Control Registers */ 18 #define CLK_BA W90X900_VA_CLKPWR 19 #define REG_CLKEN (CLK_BA + 0x00) 20 #define REG_CLKSEL (CLK_BA + 0x04) 21 #define REG_CLKDIV (CLK_BA + 0x08) 22 #define REG_PLLCON0 (CLK_BA + 0x0C) 23 #define REG_PLLCON1 (CLK_BA + 0x10) 24 #define REG_PMCON (CLK_BA + 0x14) 25 #define REG_IRQWAKECON (CLK_BA + 0x18) 26 #define REG_IRQWAKEFLAG (CLK_BA + 0x1C) 27 #define REG_IPSRST (CLK_BA + 0x20) 28 #define REG_CLKEN1 (CLK_BA + 0x24) 29 #define REG_CLKDIV1 (CLK_BA + 0x28) 30 31 /* Define PLL freq setting */ 32 #define PLL_DISABLE 0x12B63 33 #define PLL_66MHZ 0x2B63 34 #define PLL_100MHZ 0x4F64 35 #define PLL_120MHZ 0x4F63 36 #define PLL_166MHZ 0x4124 37 #define PLL_200MHZ 0x4F24 38 39 /* Define AHB:CPUFREQ ratio */ 40 #define AHB_CPUCLK_1_1 0x00 41 #define AHB_CPUCLK_1_2 0x01 42 #define AHB_CPUCLK_1_4 0x02 43 #define AHB_CPUCLK_1_8 0x03 44 45 /* Define APB:AHB ratio */ 46 #define APB_AHB_1_2 0x01 47 #define APB_AHB_1_4 0x02 48 #define APB_AHB_1_8 0x03 49 50 /* Define clock skew */ 51 #define DEFAULTSKEW 0x48 52 53 #endif /* __ASM_ARCH_REGS_CLOCK_H */ 54