diff options
Diffstat (limited to 'arch/mips/include/asm/bootinfo.h')
| -rw-r--r-- | arch/mips/include/asm/bootinfo.h | 71 |
1 files changed, 45 insertions, 26 deletions
diff --git a/arch/mips/include/asm/bootinfo.h b/arch/mips/include/asm/bootinfo.h index d41a5057bc69..2128ba903391 100644 --- a/arch/mips/include/asm/bootinfo.h +++ b/arch/mips/include/asm/bootinfo.h @@ -42,17 +42,6 @@ #define MACH_DS5900 10 /* DECsystem 5900 */ /* - * Valid machtype for group PMC-MSP - */ -#define MACH_MSP4200_EVAL 0 /* PMC-Sierra MSP4200 Evaluation */ -#define MACH_MSP4200_GW 1 /* PMC-Sierra MSP4200 Gateway demo */ -#define MACH_MSP4200_FPGA 2 /* PMC-Sierra MSP4200 Emulation */ -#define MACH_MSP7120_EVAL 3 /* PMC-Sierra MSP7120 Evaluation */ -#define MACH_MSP7120_GW 4 /* PMC-Sierra MSP7120 Residential GW */ -#define MACH_MSP7120_FPGA 5 /* PMC-Sierra MSP7120 Emulation */ -#define MACH_MSP_OTHER 255 /* PMC-Sierra unknown board type */ - -/* * Valid machtype for group Mikrotik */ #define MACH_MIKROTIK_RB532 0 /* Mikrotik RouterBoard 532 */ @@ -76,24 +65,34 @@ enum loongson2ef_machine_type { /* * Valid machtype for group INGENIC */ -#define MACH_INGENIC_JZ4730 0 /* JZ4730 SOC */ -#define MACH_INGENIC_JZ4740 1 /* JZ4740 SOC */ -#define MACH_INGENIC_JZ4770 2 /* JZ4770 SOC */ -#define MACH_INGENIC_JZ4780 3 /* JZ4780 SOC */ -#define MACH_INGENIC_X1000 4 /* X1000 SOC */ +enum ingenic_machine_type { + MACH_INGENIC_UNKNOWN, + MACH_INGENIC_JZ4720, + MACH_INGENIC_JZ4725, + MACH_INGENIC_JZ4725B, + MACH_INGENIC_JZ4730, + MACH_INGENIC_JZ4740, + MACH_INGENIC_JZ4750, + MACH_INGENIC_JZ4755, + MACH_INGENIC_JZ4760, + MACH_INGENIC_JZ4760B, + MACH_INGENIC_JZ4770, + MACH_INGENIC_JZ4775, + MACH_INGENIC_JZ4780, + MACH_INGENIC_X1000, + MACH_INGENIC_X1000E, + MACH_INGENIC_X1830, + MACH_INGENIC_X2000, + MACH_INGENIC_X2000E, + MACH_INGENIC_X2000H, + MACH_INGENIC_X2100, +}; extern char *system_type; const char *get_system_type(void); extern unsigned long mips_machtype; -#define BOOT_MEM_RAM 1 -#define BOOT_MEM_ROM_DATA 2 -#define BOOT_MEM_RESERVED 3 -#define BOOT_MEM_INIT_RAM 4 -#define BOOT_MEM_NOMAP 5 - -extern void add_memory_region(phys_addr_t start, phys_addr_t size, long type); extern void detect_memory_region(phys_addr_t start, phys_addr_t sz_min, phys_addr_t sz_max); extern void prom_init(void); @@ -111,16 +110,36 @@ extern void (*free_init_pages_eva)(void *begin, void *end); extern char arcs_cmdline[COMMAND_LINE_SIZE]; /* - * Registers a0, a1, a3 and a4 as passed to the kernel entry by firmware + * Registers a0, a1, a2 and a3 as passed to the kernel entry by firmware */ extern unsigned long fw_arg0, fw_arg1, fw_arg2, fw_arg3; #ifdef CONFIG_USE_OF -extern unsigned long fw_passed_dtb; +#include <linux/libfdt.h> +#include <linux/of_fdt.h> + +extern char __appended_dtb[]; + +static inline void *get_fdt(void) +{ + if (IS_ENABLED(CONFIG_MIPS_RAW_APPENDED_DTB) || + IS_ENABLED(CONFIG_MIPS_ELF_APPENDED_DTB)) + if (fdt_magic(&__appended_dtb) == FDT_MAGIC) + return &__appended_dtb; + + if (fw_arg0 == -2) /* UHI interface */ + return (void *)fw_arg1; + + if (IS_ENABLED(CONFIG_BUILTIN_DTB)) + if (&__dtb_start != &__dtb_end) + return &__dtb_start; + + return NULL; +} #endif /* - * Platform memory detection hook called by setup_arch + * Platform memory detection hook called by arch_mem_init() */ extern void plat_mem_setup(void); |