128 lines
		
	
	
		
			2.4 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			128 lines
		
	
	
		
			2.4 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /* SPDX-License-Identifier: GPL-2.0-only */
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| /*
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|  * Copyright (c) 2012-2023, NVIDIA CORPORATION.  All rights reserved.
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|  */
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| 
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| #ifndef __SOC_TEGRA_FUSE_H__
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| #define __SOC_TEGRA_FUSE_H__
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| 
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| #include <linux/types.h>
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| 
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| #define TEGRA20		0x20
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| #define TEGRA30		0x30
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| #define TEGRA114	0x35
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| #define TEGRA124	0x40
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| #define TEGRA132	0x13
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| #define TEGRA210	0x21
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| #define TEGRA186	0x18
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| #define TEGRA194	0x19
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| #define TEGRA234	0x23
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| #define TEGRA241	0x24
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| #define TEGRA264	0x26
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| 
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| #define TEGRA_FUSE_SKU_CALIB_0	0xf0
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| #define TEGRA30_FUSE_SATA_CALIB	0x124
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| #define TEGRA_FUSE_USB_CALIB_EXT_0 0x250
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| 
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| #ifndef __ASSEMBLY__
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| 
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| enum tegra_revision {
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| 	TEGRA_REVISION_UNKNOWN = 0,
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| 	TEGRA_REVISION_A01,
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| 	TEGRA_REVISION_A02,
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| 	TEGRA_REVISION_A03,
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| 	TEGRA_REVISION_A03p,
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| 	TEGRA_REVISION_A04,
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| 	TEGRA_REVISION_MAX,
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| };
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| 
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| enum tegra_platform {
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| 	TEGRA_PLATFORM_SILICON = 0,
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| 	TEGRA_PLATFORM_QT,
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| 	TEGRA_PLATFORM_SYSTEM_FPGA,
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| 	TEGRA_PLATFORM_UNIT_FPGA,
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| 	TEGRA_PLATFORM_ASIM_QT,
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| 	TEGRA_PLATFORM_ASIM_LINSIM,
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| 	TEGRA_PLATFORM_DSIM_ASIM_LINSIM,
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| 	TEGRA_PLATFORM_VERIFICATION_SIMULATION,
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| 	TEGRA_PLATFORM_VDK,
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| 	TEGRA_PLATFORM_VSP,
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| 	TEGRA_PLATFORM_MAX,
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| };
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| 
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| struct tegra_sku_info {
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| 	int sku_id;
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| 	int cpu_process_id;
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| 	int cpu_speedo_id;
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| 	int cpu_speedo_value;
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| 	int cpu_iddq_value;
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| 	int soc_process_id;
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| 	int soc_speedo_id;
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| 	int soc_speedo_value;
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| 	int gpu_process_id;
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| 	int gpu_speedo_id;
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| 	int gpu_speedo_value;
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| 	enum tegra_revision revision;
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| 	enum tegra_platform platform;
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| };
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| 
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| #ifdef CONFIG_ARCH_TEGRA
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| extern struct tegra_sku_info tegra_sku_info;
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| u32 tegra_read_straps(void);
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| u32 tegra_read_ram_code(void);
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| int tegra_fuse_readl(unsigned long offset, u32 *value);
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| u32 tegra_read_chipid(void);
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| u8 tegra_get_chip_id(void);
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| u8 tegra_get_platform(void);
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| bool tegra_is_silicon(void);
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| int tegra194_miscreg_mask_serror(void);
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| #else
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| static struct tegra_sku_info tegra_sku_info __maybe_unused;
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| 
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| static inline u32 tegra_read_straps(void)
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| {
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| 	return 0;
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| }
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| 
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| static inline u32 tegra_read_ram_code(void)
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| {
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| 	return 0;
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| }
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| 
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| static inline int tegra_fuse_readl(unsigned long offset, u32 *value)
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| {
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| 	return -ENODEV;
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| }
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| 
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| static inline u32 tegra_read_chipid(void)
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| {
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| 	return 0;
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| }
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| 
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| static inline u8 tegra_get_chip_id(void)
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| {
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| 	return 0;
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| }
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| 
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| static inline u8 tegra_get_platform(void)
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| {
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| 	return 0;
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| }
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| 
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| static inline bool tegra_is_silicon(void)
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| {
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| 	return false;
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| }
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| 
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| static inline int tegra194_miscreg_mask_serror(void)
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| {
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| 	return false;
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| }
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| #endif
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| 
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| struct device *tegra_soc_device_register(void);
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| 
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| #endif /* __ASSEMBLY__ */
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| 
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| #endif /* __SOC_TEGRA_FUSE_H__ */
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