1/* SPDX-License-Identifier: GPL-2.0-only */ 2/* 3 * Copyright (c) 2012, NVIDIA CORPORATION. All rights reserved. 4 */ 5 6#ifndef __SOC_TEGRA_FUSE_H__ 7#define __SOC_TEGRA_FUSE_H__ 8 9#define TEGRA20 0x20 10#define TEGRA30 0x30 11#define TEGRA114 0x35 12#define TEGRA124 0x40 13#define TEGRA132 0x13 14#define TEGRA210 0x21 15#define TEGRA186 0x18 16#define TEGRA194 0x19 17#define TEGRA234 0x23 18 19#define TEGRA_FUSE_SKU_CALIB_0 0xf0 20#define TEGRA30_FUSE_SATA_CALIB 0x124 21#define TEGRA_FUSE_USB_CALIB_EXT_0 0x250 22 23#ifndef __ASSEMBLY__ 24 25u32 tegra_read_chipid(void); 26u8 tegra_get_chip_id(void); 27u8 tegra_get_platform(void); 28bool tegra_is_silicon(void); 29 30enum tegra_revision { 31 TEGRA_REVISION_UNKNOWN = 0, 32 TEGRA_REVISION_A01, 33 TEGRA_REVISION_A02, 34 TEGRA_REVISION_A03, 35 TEGRA_REVISION_A03p, 36 TEGRA_REVISION_A04, 37 TEGRA_REVISION_MAX, 38}; 39 40struct tegra_sku_info { 41 int sku_id; 42 int cpu_process_id; 43 int cpu_speedo_id; 44 int cpu_speedo_value; 45 int cpu_iddq_value; 46 int soc_process_id; 47 int soc_speedo_id; 48 int soc_speedo_value; 49 int gpu_process_id; 50 int gpu_speedo_id; 51 int gpu_speedo_value; 52 enum tegra_revision revision; 53}; 54 55u32 tegra_read_straps(void); 56u32 tegra_read_ram_code(void); 57int tegra_fuse_readl(unsigned long offset, u32 *value); 58 59#ifdef CONFIG_ARCH_TEGRA 60extern struct tegra_sku_info tegra_sku_info; 61#else 62static struct tegra_sku_info tegra_sku_info __maybe_unused; 63#endif 64 65struct device *tegra_soc_device_register(void); 66 67#endif /* __ASSEMBLY__ */ 68 69#endif /* __SOC_TEGRA_FUSE_H__ */ 70