1b85a3ef4SJohn Linn /* 2b85a3ef4SJohn Linn * This file contains common function prototypes to avoid externs 3b85a3ef4SJohn Linn * in the c files. 4b85a3ef4SJohn Linn * 5b85a3ef4SJohn Linn * Copyright (C) 2011 Xilinx 6b85a3ef4SJohn Linn * 7b85a3ef4SJohn Linn * This software is licensed under the terms of the GNU General Public 8b85a3ef4SJohn Linn * License version 2, as published by the Free Software Foundation, and 9b85a3ef4SJohn Linn * may be copied, distributed, and modified under those terms. 10b85a3ef4SJohn Linn * 11b85a3ef4SJohn Linn * This program is distributed in the hope that it will be useful, 12b85a3ef4SJohn Linn * but WITHOUT ANY WARRANTY; without even the implied warranty of 13b85a3ef4SJohn Linn * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14b85a3ef4SJohn Linn * GNU General Public License for more details. 15b85a3ef4SJohn Linn */ 16b85a3ef4SJohn Linn 17b85a3ef4SJohn Linn #ifndef __MACH_ZYNQ_COMMON_H__ 18b85a3ef4SJohn Linn #define __MACH_ZYNQ_COMMON_H__ 19b85a3ef4SJohn Linn 206a37ff38SSoren Brinkmann void zynq_secondary_startup(void); 216a37ff38SSoren Brinkmann 2264b889b3SMichal Simek extern int zynq_slcr_init(void); 23016f4dcaSMichal Simek extern int zynq_early_slcr_init(void); 2496790f0aSMichal Simek extern void zynq_slcr_system_reset(void); 25aa7eb2bbSMichal Simek extern void zynq_slcr_cpu_stop(int cpu); 26aa7eb2bbSMichal Simek extern void zynq_slcr_cpu_start(int cpu); 2700f7dc63SMichal Simek extern u32 zynq_slcr_get_device_id(void); 28aa7eb2bbSMichal Simek 29aa7eb2bbSMichal Simek #ifdef CONFIG_SMP 30aa7eb2bbSMichal Simek extern void secondary_startup(void); 31aa7eb2bbSMichal Simek extern char zynq_secondary_trampoline; 32aa7eb2bbSMichal Simek extern char zynq_secondary_trampoline_jump; 33aa7eb2bbSMichal Simek extern char zynq_secondary_trampoline_end; 348bd26e3aSPaul Gortmaker extern int zynq_cpun_start(u32 address, int cpu); 35aa7eb2bbSMichal Simek extern struct smp_operations zynq_smp_ops __initdata; 36aa7eb2bbSMichal Simek #endif 3764b889b3SMichal Simek 38732078c3SMichal Simek extern void __iomem *zynq_scu_base; 39732078c3SMichal Simek 40c7c28b0fSMichal Simek /* Hotplug */ 41c7c28b0fSMichal Simek extern void zynq_platform_cpu_die(unsigned int cpu); 42c7c28b0fSMichal Simek 430beb2bd3SSoren Brinkmann void zynq_pm_late_init(void); 440beb2bd3SSoren Brinkmann 45ae88b85eSSoren Brinkmann static inline void zynq_core_pm_init(void) 46ae88b85eSSoren Brinkmann { 47ae88b85eSSoren Brinkmann /* A9 clock gating */ 48ae88b85eSSoren Brinkmann asm volatile ("mrc p15, 0, r12, c15, c0, 0\n" 49ae88b85eSSoren Brinkmann "orr r12, r12, #1\n" 50ae88b85eSSoren Brinkmann "mcr p15, 0, r12, c15, c0, 0\n" 51ae88b85eSSoren Brinkmann : /* no outputs */ 52ae88b85eSSoren Brinkmann : /* no inputs */ 53ae88b85eSSoren Brinkmann : "r12"); 54ae88b85eSSoren Brinkmann } 55ae88b85eSSoren Brinkmann 56b85a3ef4SJohn Linn #endif 57