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131 lines
3.1 KiB
131 lines
3.1 KiB
/* SPDX-License-Identifier: GPL-2.0-only */ |
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/* |
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* Copyright (C) 2010 Google, Inc. |
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* Copyright (c) 2013, NVIDIA CORPORATION. All rights reserved. |
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* |
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* Author: |
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* Colin Cross <[email protected]> |
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*/ |
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#ifndef __DRIVERS_MISC_TEGRA_FUSE_H |
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#define __DRIVERS_MISC_TEGRA_FUSE_H |
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#include <linux/dmaengine.h> |
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#include <linux/types.h> |
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struct nvmem_cell_lookup; |
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struct nvmem_device; |
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struct tegra_fuse; |
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struct tegra_fuse_info { |
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u32 (*read)(struct tegra_fuse *fuse, unsigned int offset); |
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unsigned int size; |
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unsigned int spare; |
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}; |
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struct tegra_fuse_soc { |
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void (*init)(struct tegra_fuse *fuse); |
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void (*speedo_init)(struct tegra_sku_info *info); |
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int (*probe)(struct tegra_fuse *fuse); |
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const struct tegra_fuse_info *info; |
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const struct nvmem_cell_lookup *lookups; |
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unsigned int num_lookups; |
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const struct attribute_group *soc_attr_group; |
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}; |
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struct tegra_fuse { |
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struct device *dev; |
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void __iomem *base; |
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phys_addr_t phys; |
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struct clk *clk; |
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u32 (*read_early)(struct tegra_fuse *fuse, unsigned int offset); |
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u32 (*read)(struct tegra_fuse *fuse, unsigned int offset); |
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const struct tegra_fuse_soc *soc; |
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/* APBDMA on Tegra20 */ |
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struct { |
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struct mutex lock; |
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struct completion wait; |
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struct dma_chan *chan; |
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struct dma_slave_config config; |
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dma_addr_t phys; |
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u32 *virt; |
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} apbdma; |
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struct nvmem_device *nvmem; |
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struct nvmem_cell_lookup *lookups; |
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}; |
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void tegra_init_revision(void); |
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void tegra_init_apbmisc(void); |
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bool __init tegra_fuse_read_spare(unsigned int spare); |
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u32 __init tegra_fuse_read_early(unsigned int offset); |
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u8 tegra_get_major_rev(void); |
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u8 tegra_get_minor_rev(void); |
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extern const struct attribute_group tegra_soc_attr_group; |
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#ifdef CONFIG_ARCH_TEGRA_2x_SOC |
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void tegra20_init_speedo_data(struct tegra_sku_info *sku_info); |
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#endif |
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#ifdef CONFIG_ARCH_TEGRA_3x_SOC |
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void tegra30_init_speedo_data(struct tegra_sku_info *sku_info); |
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#endif |
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#ifdef CONFIG_ARCH_TEGRA_114_SOC |
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void tegra114_init_speedo_data(struct tegra_sku_info *sku_info); |
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#endif |
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#if defined(CONFIG_ARCH_TEGRA_124_SOC) || defined(CONFIG_ARCH_TEGRA_132_SOC) |
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void tegra124_init_speedo_data(struct tegra_sku_info *sku_info); |
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#endif |
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#ifdef CONFIG_ARCH_TEGRA_210_SOC |
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void tegra210_init_speedo_data(struct tegra_sku_info *sku_info); |
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#endif |
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#ifdef CONFIG_ARCH_TEGRA_2x_SOC |
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extern const struct tegra_fuse_soc tegra20_fuse_soc; |
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#endif |
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#ifdef CONFIG_ARCH_TEGRA_3x_SOC |
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extern const struct tegra_fuse_soc tegra30_fuse_soc; |
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#endif |
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#ifdef CONFIG_ARCH_TEGRA_114_SOC |
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extern const struct tegra_fuse_soc tegra114_fuse_soc; |
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#endif |
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#if defined(CONFIG_ARCH_TEGRA_124_SOC) || defined(CONFIG_ARCH_TEGRA_132_SOC) |
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extern const struct tegra_fuse_soc tegra124_fuse_soc; |
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#endif |
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#ifdef CONFIG_ARCH_TEGRA_210_SOC |
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extern const struct tegra_fuse_soc tegra210_fuse_soc; |
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#endif |
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#ifdef CONFIG_ARCH_TEGRA_186_SOC |
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extern const struct tegra_fuse_soc tegra186_fuse_soc; |
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#endif |
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#if IS_ENABLED(CONFIG_ARCH_TEGRA_194_SOC) || \ |
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IS_ENABLED(CONFIG_ARCH_TEGRA_234_SOC) |
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extern const struct attribute_group tegra194_soc_attr_group; |
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#endif |
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#ifdef CONFIG_ARCH_TEGRA_194_SOC |
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extern const struct tegra_fuse_soc tegra194_fuse_soc; |
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#endif |
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#ifdef CONFIG_ARCH_TEGRA_234_SOC |
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extern const struct tegra_fuse_soc tegra234_fuse_soc; |
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#endif |
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#endif
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