X-Git-Url: https://git.kernelconcepts.de/?p=karo-tx-uboot.git;a=blobdiff_plain;f=arch%2Farm%2Finclude%2Fasm%2Farch-omap5%2Fsys_proto.h;h=103830319a414d31f10a7d8ad05571111650ae9d;hp=bf12c7337247e9e969a826d1c1da34fd27f99e64;hb=939911a64bdf3594651e041f3b24a93b8a380643;hpb=d3f041c0c4b051ed7a2f5791225b0195719e76ff diff --git a/arch/arm/include/asm/arch-omap5/sys_proto.h b/arch/arm/include/asm/arch-omap5/sys_proto.h index bf12c73372..103830319a 100644 --- a/arch/arm/include/asm/arch-omap5/sys_proto.h +++ b/arch/arm/include/asm/arch-omap5/sys_proto.h @@ -14,6 +14,7 @@ #include #include #include +#include DECLARE_GLOBAL_DATA_PTR; @@ -56,55 +57,6 @@ void get_ioregs(const struct ctrl_ioregs **regs); void srcomp_enable(void); void setup_warmreset_time(void); -static inline u32 running_from_sdram(void) -{ - u32 pc; - asm volatile ("mov %0, pc" : "=r" (pc)); - return ((pc >= OMAP54XX_DRAM_ADDR_SPACE_START) && - (pc < OMAP54XX_DRAM_ADDR_SPACE_END)); -} - -static inline u8 uboot_loaded_by_spl(void) -{ - /* - * u-boot can be running from sdram either because of configuration - * Header or by SPL. If because of CH, then the romcode sets the - * CHSETTINGS executed bit to true in the boot parameter structure that - * it passes to the bootloader.This parameter is stored in the ch_flags - * variable by both SPL and u-boot.Check out for CHSETTINGS, which is a - * mandatory section if CH is present. - */ - if ((gd->arch.omap_boot_params.ch_flags) & (CH_FLAGS_CHSETTINGS)) - return 0; - else - return running_from_sdram(); -} -/* - * The basic hardware init of OMAP(s_init()) can happen in 4 - * different contexts: - * 1. SPL running from SRAM - * 2. U-Boot running from FLASH - * 3. Non-XIP U-Boot loaded to SDRAM by SPL - * 4. Non-XIP U-Boot loaded to SDRAM by ROM code using the - * Configuration Header feature - * - * This function finds this context. - * Defining as inline may help in compiling out unused functions in SPL - */ -static inline u32 omap_hw_init_context(void) -{ -#ifdef CONFIG_SPL_BUILD - return OMAP_INIT_CONTEXT_SPL; -#else - if (uboot_loaded_by_spl()) - return OMAP_INIT_CONTEXT_UBOOT_AFTER_SPL; - else if (running_from_sdram()) - return OMAP_INIT_CONTEXT_UBOOT_AFTER_CH; - else - return OMAP_INIT_CONTEXT_UBOOT_FROM_NOR; -#endif -} - static inline u32 div_round_up(u32 num, u32 den) { return (num + den - 1)/den;