X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=include%2Ffdtdec.h;h=2590d3071fd0353eb7e96f667e74bb089c3a476a;hb=6c4c9a7c0fc54760370ad0b09fba11fd2bc9717f;hp=433d6a7c02566e86a5f77aeb7e26454fd1e15dab;hpb=85b8c5c4bf80025de4632ae6c9a8a606e51508a4;p=u-boot diff --git a/include/fdtdec.h b/include/fdtdec.h index 433d6a7c02..2590d3071f 100644 --- a/include/fdtdec.h +++ b/include/fdtdec.h @@ -59,6 +59,7 @@ enum fdt_compat_id { COMPAT_NVIDIA_TEGRA20_NAND, /* Tegra2 NAND controller */ COMPAT_NVIDIA_TEGRA20_PWM, /* Tegra 2 PWM controller */ COMPAT_NVIDIA_TEGRA20_DC, /* Tegra 2 Display controller */ + COMPAT_NVIDIA_TEGRA124_SDMMC, /* Tegra124 SDMMC controller */ COMPAT_NVIDIA_TEGRA30_SDMMC, /* Tegra30 SDMMC controller */ COMPAT_NVIDIA_TEGRA20_SDMMC, /* Tegra20 SDMMC controller */ COMPAT_NVIDIA_TEGRA20_SFLASH, /* Tegra 2 SPI flash controller */ @@ -78,8 +79,10 @@ enum fdt_compat_id { COMPAT_SAMSUNG_EXYNOS5_USB3_PHY,/* Exynos phy controller for usb3.0 */ COMPAT_SAMSUNG_EXYNOS_TMU, /* Exynos TMU */ COMPAT_SAMSUNG_EXYNOS_FIMD, /* Exynos Display controller */ + COMPAT_SAMSUNG_EXYNOS_MIPI_DSI, /* Exynos mipi dsi */ COMPAT_SAMSUNG_EXYNOS5_DP, /* Exynos Display port controller */ - COMPAT_SAMSUNG_EXYNOS5_DWMMC, /* Exynos5 DWMMC controller */ + COMPAT_SAMSUNG_EXYNOS_DWMMC, /* Exynos DWMMC controller */ + COMPAT_SAMSUNG_EXYNOS_MMC, /* Exynos MMC controller */ COMPAT_SAMSUNG_EXYNOS_SERIAL, /* Exynos UART */ COMPAT_MAXIM_MAX77686_PMIC, /* MAX77686 PMIC */ COMPAT_GENERIC_SPI_FLASH, /* Generic SPI Flash chip */ @@ -87,6 +90,12 @@ enum fdt_compat_id { COMPAT_INFINEON_SLB9635_TPM, /* Infineon SLB9635 TPM */ COMPAT_INFINEON_SLB9645_TPM, /* Infineon SLB9645 TPM */ COMPAT_SAMSUNG_EXYNOS5_I2C, /* Exynos5 High Speed I2C Controller */ + COMPAT_SANDBOX_HOST_EMULATION, /* Sandbox emulation of a function */ + COMPAT_SANDBOX_LCD_SDL, /* Sandbox LCD emulation with SDL */ + COMPAT_TI_TPS65090, /* Texas Instrument TPS65090 */ + COMPAT_NXP_PTN3460, /* NXP PTN3460 DP/LVDS bridge */ + COMPAT_SAMSUNG_EXYNOS_SYSMMU, /* Exynos sysmmu */ + COMPAT_PARADE_PS8625, /* Parade PS8622 EDP->LVDS bridge */ COMPAT_COUNT, }; @@ -338,6 +347,47 @@ int fdtdec_find_aliases_for_id(const void *blob, const char *name, int fdtdec_add_aliases_for_id(const void *blob, const char *name, enum fdt_compat_id id, int *node_list, int maxcount); +/** + * Get the alias sequence number of a node + * + * This works out whether a node is pointed to by an alias, and if so, the + * sequence number of that alias. Aliases are of the form where + * is the sequence number. For example spi2 would be sequence number + * 2. + * + * @param blob Device tree blob (if NULL, then error is returned) + * @param base Base name for alias (before the underscore) + * @param node Node to look up + * @param seqp This is set to the sequence number if one is found, + * but otherwise the value is left alone + * @return 0 if a sequence was found, -ve if not + */ +int fdtdec_get_alias_seq(const void *blob, const char *base, int node, + int *seqp); + +/** + * Get the offset of the given alias node + * + * This looks up an alias in /aliases then finds the offset of that node. + * + * @param blob Device tree blob (if NULL, then error is returned) + * @param name Alias name, e.g. "console" + * @return Node offset referred to by that alias, or -ve FDT_ERR_... + */ +int fdtdec_get_alias_node(const void *blob, const char *name); + +/** + * Get the offset of the given chosen node + * + * This looks up a property in /chosen containing the path to another node, + * then finds the offset of that node. + * + * @param blob Device tree blob (if NULL, then error is returned) + * @param name Property name, e.g. "stdout-path" + * @return Node offset referred to by that chosen node, or -ve FDT_ERR_... + */ +int fdtdec_get_chosen_node(const void *blob, const char *name); + /* * Get the name for a compatible ID * @@ -529,4 +579,22 @@ const u8 *fdtdec_locate_byte_array(const void *blob, int node, */ int fdtdec_decode_region(const void *blob, int node, const char *prop_name, void **ptrp, size_t *size); + +/* A flash map entry, containing an offset and length */ +struct fmap_entry { + uint32_t offset; + uint32_t length; +}; + +/** + * Read a flash entry from the fdt + * + * @param blob FDT blob + * @param node Offset of node to read + * @param name Name of node being read + * @param entry Place to put offset and size of this node + * @return 0 if ok, -ve on error + */ +int fdtdec_read_fmap_entry(const void *blob, int node, const char *name, + struct fmap_entry *entry); #endif