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Diffstat (limited to 'include/mach/imx/bbu.h')
| -rw-r--r-- | include/mach/imx/bbu.h | 232 |
1 files changed, 232 insertions, 0 deletions
diff --git a/include/mach/imx/bbu.h b/include/mach/imx/bbu.h new file mode 100644 index 0000000000..9a35b0074d --- /dev/null +++ b/include/mach/imx/bbu.h @@ -0,0 +1,232 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ + +#ifndef __MACH_IMX_BBU_H +#define __MACH_IMX_BBU_H + +#include <bbu.h> +#include <errno.h> + +struct imx_dcd_entry; +struct imx_dcd_v2_entry; + +/* + * The ROM code reads images from a certain offset of the boot device + * (usually 0x400), whereas the update images start from offset 0x0. + * Set this flag to skip the offset on both the update image and the + * device so that the initial boot device portion is preserved. This + * is useful if a partition table or other data is in this area. + */ +#define IMX_BBU_FLAG_KEEP_HEAD BIT(16) + +/* + * Set this flag when the partition the update image is written to + * actually starts at the offset where the i.MX flash header is expected + * (usually 0x400). This means for the update code that it has to skip + * the first 0x400 bytes of the image. + */ +#define IMX_BBU_FLAG_PARTITION_STARTS_AT_HEADER (1 << 17) + +#define IMX_BBU_FLAG_ERASE BIT(30) + +/* + * The upper 16 bit of the flags passes to the below functions are reserved + * for i.MX specific flags + */ +#define IMX_BBU_FLAG_MASK 0xffff0000 + +#ifdef CONFIG_BAREBOX_UPDATE + +int imx51_bbu_internal_mmc_register_handler(const char *name, const char *devicefile, + unsigned long flags); + +int imx51_bbu_internal_spi_i2c_register_handler(const char *name, + const char *devicefile, unsigned long flags); + +int imx53_bbu_internal_mmc_register_handler(const char *name, const char *devicefile, + unsigned long flags); + +int imx53_bbu_internal_spi_i2c_register_handler(const char *name, const char *devicefile, + unsigned long flags); + +int imx53_bbu_internal_nand_register_handler(const char *name, + unsigned long flags, int partition_size); + +int imx6_bbu_internal_mmc_register_handler(const char *name, const char *devicefile, + unsigned long flags); + +int imx6_bbu_internal_mmcboot_register_handler(const char *name, const char *devicefile, + unsigned long flags); + +int imx51_bbu_internal_mmcboot_register_handler(const char *name, const char *devicefile, + unsigned long flags); + +int vf610_bbu_internal_mmcboot_register_handler(const char *name, const char *devicefile, + unsigned long flags); + +int imx7_bbu_internal_mmcboot_register_handler(const char *name, const char *devicefile, + unsigned long flags); + +int imx6_bbu_internal_spi_i2c_register_handler(const char *name, const char *devicefile, + unsigned long flags); + +int vf610_bbu_internal_mmc_register_handler(const char *name, const char *devicefile, + unsigned long flags); + +int vf610_bbu_internal_spi_i2c_register_handler(const char *name, const char *devicefile, + unsigned long flags); + +int imx7_bbu_internal_spi_i2c_register_handler(const char *name, const char *devicefile, + unsigned long flags); + +int imx8m_bbu_internal_mmc_register_handler(const char *name, const char *devicefile, + unsigned long flags); +int imx8m_bbu_internal_mmcboot_register_handler(const char *name, const char *devicefile, + unsigned long flags); + +int imx_bbu_external_nor_register_handler(const char *name, const char *devicefile, + unsigned long flags); + +int imx8m_bbu_internal_flexspi_nor_register_handler(const char *name, + const char *devicefile, + unsigned long flags); + +#else + +static inline int imx51_bbu_internal_mmc_register_handler(const char *name, const char *devicefile, + unsigned long flags) +{ + return -ENOSYS; +} + +static inline int imx51_bbu_internal_spi_i2c_register_handler(const char *name, + const char *devicefile, unsigned long flags) +{ + return -ENOSYS; +} + +static inline int imx53_bbu_internal_mmc_register_handler(const char *name, const char *devicefile, + unsigned long flags) +{ + return -ENOSYS; +} + +static inline int imx53_bbu_internal_spi_i2c_register_handler(const char *name, const char *devicefile, + unsigned long flags) +{ + return -ENOSYS; +} + +static inline int imx53_bbu_internal_nand_register_handler(const char *name, + unsigned long flags, int partition_size) +{ + return -ENOSYS; +} + +static inline int imx6_bbu_internal_mmc_register_handler(const char *name, const char *devicefile, + unsigned long flags) +{ + return -ENOSYS; +} + +static inline int imx6_bbu_internal_mmcboot_register_handler(const char *name, + const char *devicefile, + unsigned long flags) +{ + return -ENOSYS; +} + +static inline int imx51_bbu_internal_mmcboot_register_handler(const char *name, + const char *devicefile, + unsigned long flags) +{ + return -ENOSYS; +} + + +static inline int vf610_bbu_internal_mmcboot_register_handler(const char *name, + const char *devicefile, + unsigned long flags) +{ + return -ENOSYS; +} + +static inline int imx7_bbu_internal_mmcboot_register_handler(const char *name, + const char *devicefile, + unsigned long flags) +{ + return -ENOSYS; +} + +static inline int imx6_bbu_internal_spi_i2c_register_handler(const char *name, const char *devicefile, + unsigned long flags) +{ + return -ENOSYS; +} + +static inline int vf610_bbu_internal_mmc_register_handler(const char *name, const char *devicefile, + unsigned long flags) +{ + return -ENOSYS; +} + +static inline int imx8m_bbu_internal_mmc_register_handler(const char *name, const char *devicefile, + unsigned long flags) +{ + return -ENOSYS; +} + +static inline int imx8m_bbu_internal_mmcboot_register_handler(const char *name, + const char *devicefile, + unsigned long flags) +{ + return -ENOSYS; +} + +static inline int imx_bbu_external_nor_register_handler(const char *name, const char *devicefile, + unsigned long flags) +{ + return -ENOSYS; +} + +static inline int +vf610_bbu_internal_spi_i2c_register_handler(const char *name, char *devicefile, + unsigned long flags) +{ + return -ENOSYS; +} + +static inline int +imx7_bbu_internal_spi_i2c_register_handler(const char *name, char *devicefile, + unsigned long flags) +{ + return -ENOSYS; +} + +static inline int +imx8m_bbu_internal_flexspi_nor_register_handler(const char *name, const char *devicefile, + unsigned long flags) +{ + return -ENOSYS; +} + +#endif + +#if defined(CONFIG_BAREBOX_UPDATE_IMX_EXTERNAL_NAND) +int imx_bbu_external_nand_register_handler(const char *name, const char *devicefile, + unsigned long flags); +#else +static inline int imx_bbu_external_nand_register_handler(const char *name, const char *devicefile, + unsigned long flags) +{ + return -ENOSYS; +} +#endif + +static inline int imx9_bbu_internal_mmcboot_register_handler(const char *name, + const char *devicefile, + unsigned long flags) +{ + return bbu_mmcboot_register_handler(name, devicefile, flags); +} + +#endif /* __MACH_IMX_BBU_H */ |