These changes are the raw update to linux-4.4.6-rt14. Kernel sources

[kvmfornfv.git] / kernel / drivers / soc / tegra / fuse / fuse.h

diff --git a/kernel/drivers/soc/tegra/fuse/fuse.h b/kernel/drivers/soc/tegra/fuse/fuse.h
index 3a398bf..10c2076 100644 (file)
--- a/kernel/drivers/soc/tegra/fuse/fuse.h
+++ b/kernel/drivers/soc/tegra/fuse/fuse.h
@@ -19,53 +19,90 @@
 #ifndef __DRIVERS_MISC_TEGRA_FUSE_H
 #define __DRIVERS_MISC_TEGRA_FUSE_H
 
-#define TEGRA_FUSE_BASE        0x7000f800
-#define TEGRA_FUSE_SIZE        0x400
+#include <linux/dmaengine.h>
+#include <linux/types.h>
 
-int tegra_fuse_create_sysfs(struct device *dev, int size,
-                    u32 (*readl)(const unsigned int offset));
+struct tegra_fuse;
+
+struct tegra_fuse_info {
+       u32 (*read)(struct tegra_fuse *fuse, unsigned int offset);
+       unsigned int size;
+       unsigned int spare;
+};
+
+struct tegra_fuse_soc {
+       void (*init)(struct tegra_fuse *fuse);
+       void (*speedo_init)(struct tegra_sku_info *info);
+       int (*probe)(struct tegra_fuse *fuse);
+
+       const struct tegra_fuse_info *info;
+};
+
+struct tegra_fuse {
+       struct device *dev;
+       void __iomem *base;
+       phys_addr_t phys;
+       struct clk *clk;
+
+       u32 (*read_early)(struct tegra_fuse *fuse, unsigned int offset);
+       u32 (*read)(struct tegra_fuse *fuse, unsigned int offset);
+       const struct tegra_fuse_soc *soc;
+
+       /* APBDMA on Tegra20 */
+       struct {
+               struct mutex lock;
+               struct completion wait;
+               struct dma_chan *chan;
+               struct dma_slave_config config;
+               dma_addr_t phys;
+               u32 *virt;
+       } apbdma;
+};
 
-bool tegra30_spare_fuse(int bit);
-u32 tegra30_fuse_readl(const unsigned int offset);
-void tegra30_init_fuse_early(void);
 void tegra_init_revision(void);
 void tegra_init_apbmisc(void);
 
+bool __init tegra_fuse_read_spare(unsigned int spare);
+u32 __init tegra_fuse_read_early(unsigned int offset);
+
 #ifdef CONFIG_ARCH_TEGRA_2x_SOC
 void tegra20_init_speedo_data(struct tegra_sku_info *sku_info);
-bool tegra20_spare_fuse_early(int spare_bit);
-void tegra20_init_fuse_early(void);
-u32 tegra20_fuse_early(const unsigned int offset);
-#else
-static inline void tegra20_init_speedo_data(struct tegra_sku_info *sku_info) {}
-static inline bool tegra20_spare_fuse_early(int spare_bit)
-{
-       return false;
-}
-static inline void tegra20_init_fuse_early(void) {}
-static inline u32 tegra20_fuse_early(const unsigned int offset)
-{
-       return 0;
-}
 #endif
 
-
 #ifdef CONFIG_ARCH_TEGRA_3x_SOC
 void tegra30_init_speedo_data(struct tegra_sku_info *sku_info);
-#else
-static inline void tegra30_init_speedo_data(struct tegra_sku_info *sku_info) {}
 #endif
 
 #ifdef CONFIG_ARCH_TEGRA_114_SOC
 void tegra114_init_speedo_data(struct tegra_sku_info *sku_info);
-#else
-static inline void tegra114_init_speedo_data(struct tegra_sku_info *sku_info) {}
 #endif
 
-#ifdef CONFIG_ARCH_TEGRA_124_SOC
+#if defined(CONFIG_ARCH_TEGRA_124_SOC) || defined(CONFIG_ARCH_TEGRA_132_SOC)
 void tegra124_init_speedo_data(struct tegra_sku_info *sku_info);
-#else
-static inline void tegra124_init_speedo_data(struct tegra_sku_info *sku_info) {}
+#endif
+
+#ifdef CONFIG_ARCH_TEGRA_210_SOC
+void tegra210_init_speedo_data(struct tegra_sku_info *sku_info);
+#endif
+
+#ifdef CONFIG_ARCH_TEGRA_2x_SOC
+extern const struct tegra_fuse_soc tegra20_fuse_soc;
+#endif
+
+#ifdef CONFIG_ARCH_TEGRA_3x_SOC
+extern const struct tegra_fuse_soc tegra30_fuse_soc;
+#endif
+
+#ifdef CONFIG_ARCH_TEGRA_114_SOC
+extern const struct tegra_fuse_soc tegra114_fuse_soc;
+#endif
+
+#if defined(CONFIG_ARCH_TEGRA_124_SOC) || defined(CONFIG_ARCH_TEGRA_132_SOC)
+extern const struct tegra_fuse_soc tegra124_fuse_soc;
+#endif
+
+#ifdef CONFIG_ARCH_TEGRA_210_SOC
+extern const struct tegra_fuse_soc tegra210_fuse_soc;
 #endif
 
 #endif