88 lines
2.3 KiB
C
88 lines
2.3 KiB
C
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/*
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* arch/arm/mach-sunxi/include/mach/sunxi-smc.h
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*
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* Copyright(c) 2013-2015 Allwinnertech Co., Ltd.
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* http://www.allwinnertech.com
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*
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* Author: sunny <sunny@allwinnertech.com>
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*
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* allwinner sunxi smc functions.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*/
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#ifndef __SUNXI_MACH_SMC_H
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#define __SUNXI_MACH_SMC_H
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#include <linux/io.h>
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#include <mach/sunxi-chip.h>
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#include <asm/firmware.h>
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/* sunxi platform smc commands */
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#define TE_SMC_READ_REG (0xFFFF0000)
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#define TE_SMC_WRITE_REG (0xFFFF0001)
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#define TE_SMC_CPU_POWERUP (0xFFFF0002)
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#define TE_SMC_CPU_POWERDOWN (0xFFFF0003)
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#define TE_SMC_CLUSTER_POWERUP (0xFFFF0004)
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#define TE_SMC_CLUSTER_POWERDOWN (0xFFFF0005)
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#define TE_SMC_LOAD_ARISC (0xFFFF0006)
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#define TE_SMC_SET_SMP_BOOTENTRY (0xFFFF0007)
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#define TE_SMC_GET_DRM_MEM_INFO (0xFFFF0008)
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#define TE_SMC_SUSPEND_PAREPER (0xFFFF0009)
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#define TE_SMC_STANDBY_STATUS_CLEAR (0xFFFF0010)
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#define TE_SMC_STANDBY_STATUS_SET (0xFFFF0011)
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#define TE_SMC_STANDBY_STATUS_GET (0xFFFF0012)
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#define TE_SMC_CP15_STATUS_GET (0xFFFF0013)
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#define TE_SMC_EFUSE_WRITE_REG (0xFFFF000A)
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#define TE_SMC_EFUSE_READ_REG (0xFFFF000B)
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#define TE_SMC_AES_BSSK_EN_TO_DRAM (0xFFFF000C)
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#define TE_SMC_AES_BSSK_DE_TO_KEYSRAM (0xFFFF000D)
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struct smc_param {
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u32 a0;
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u32 a1;
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u32 a2;
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u32 a3;
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};
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/*raw smc all in asm*/
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u32 __sunxi_smc_call(struct smc_param *param);
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u32 __sunxi_fast_smc_call(struct smc_param *param);
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/*generic smc api cpu 0*/
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u32 sunxi_smc_call(struct smc_param *param);
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#if defined(CONFIG_SUNXI_TRUSTZONE)
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static inline u32 sunxi_smc_readl(void __iomem *addr)
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{
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if (sunxi_soc_is_secure())
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return call_firmware_op(read_reg, addr);
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else
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return readl(addr);
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}
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static inline void sunxi_smc_writel(u32 val, void __iomem *addr)
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{
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if (sunxi_soc_is_secure())
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call_firmware_op(write_reg, val, addr);
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else
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writel(val, addr);
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}
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#else
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static inline u32 sunxi_smc_readl(void __iomem *addr)
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{
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return readl(addr);
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}
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static inline void sunxi_smc_writel(u32 val, void __iomem *addr)
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{
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writel(val, addr);
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}
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#endif
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#endif /* __SUNXI_MACH_SMC_H */
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