John Linn | b85a3ef | 2011-06-20 11:47:27 -0600 | [diff] [blame] | 1 | /* |
| 2 | * This file contains common function prototypes to avoid externs |
| 3 | * in the c files. |
| 4 | * |
| 5 | * Copyright (C) 2011 Xilinx |
| 6 | * |
| 7 | * This software is licensed under the terms of the GNU General Public |
| 8 | * License version 2, as published by the Free Software Foundation, and |
| 9 | * may be copied, distributed, and modified under those terms. |
| 10 | * |
| 11 | * This program is distributed in the hope that it will be useful, |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 | * GNU General Public License for more details. |
| 15 | */ |
| 16 | |
| 17 | #ifndef __MACH_ZYNQ_COMMON_H__ |
| 18 | #define __MACH_ZYNQ_COMMON_H__ |
| 19 | |
Michal Simek | 64b889b | 2013-03-27 12:37:53 +0100 | [diff] [blame] | 20 | extern int zynq_slcr_init(void); |
Michal Simek | 016f4dc | 2013-11-26 15:41:31 +0100 | [diff] [blame] | 21 | extern int zynq_early_slcr_init(void); |
Michal Simek | aa7eb2b | 2013-03-20 13:50:12 +0100 | [diff] [blame] | 22 | extern void zynq_slcr_cpu_stop(int cpu); |
| 23 | extern void zynq_slcr_cpu_start(int cpu); |
Soren Brinkmann | 50c7960 | 2014-09-02 14:19:12 -0700 | [diff] [blame] | 24 | extern bool zynq_slcr_cpu_state_read(int cpu); |
| 25 | extern void zynq_slcr_cpu_state_write(int cpu, bool die); |
Michal Simek | 00f7dc6 | 2013-07-31 09:19:59 +0200 | [diff] [blame] | 26 | extern u32 zynq_slcr_get_device_id(void); |
Michal Simek | aa7eb2b | 2013-03-20 13:50:12 +0100 | [diff] [blame] | 27 | |
| 28 | #ifdef CONFIG_SMP |
Michal Simek | aa7eb2b | 2013-03-20 13:50:12 +0100 | [diff] [blame] | 29 | extern char zynq_secondary_trampoline; |
| 30 | extern char zynq_secondary_trampoline_jump; |
| 31 | extern char zynq_secondary_trampoline_end; |
Paul Gortmaker | 8bd26e3 | 2013-06-17 15:43:14 -0400 | [diff] [blame] | 32 | extern int zynq_cpun_start(u32 address, int cpu); |
Masahiro Yamada | 7530527 | 2015-11-15 10:39:53 +0900 | [diff] [blame^] | 33 | extern const struct smp_operations zynq_smp_ops; |
Michal Simek | aa7eb2b | 2013-03-20 13:50:12 +0100 | [diff] [blame] | 34 | #endif |
Michal Simek | 64b889b | 2013-03-27 12:37:53 +0100 | [diff] [blame] | 35 | |
Michal Simek | 732078c | 2013-03-20 11:11:43 +0100 | [diff] [blame] | 36 | extern void __iomem *zynq_scu_base; |
| 37 | |
Soren Brinkmann | 0beb2bd | 2014-09-02 14:19:09 -0700 | [diff] [blame] | 38 | void zynq_pm_late_init(void); |
| 39 | |
Soren Brinkmann | ae88b85 | 2014-09-02 14:19:06 -0700 | [diff] [blame] | 40 | static inline void zynq_core_pm_init(void) |
| 41 | { |
| 42 | /* A9 clock gating */ |
| 43 | asm volatile ("mrc p15, 0, r12, c15, c0, 0\n" |
| 44 | "orr r12, r12, #1\n" |
| 45 | "mcr p15, 0, r12, c15, c0, 0\n" |
| 46 | : /* no outputs */ |
| 47 | : /* no inputs */ |
| 48 | : "r12"); |
| 49 | } |
| 50 | |
John Linn | b85a3ef | 2011-06-20 11:47:27 -0600 | [diff] [blame] | 51 | #endif |