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| author | Rajeshwari S Shinde <rajeshwari.s@samsung.com> | 2014-02-14 13:52:48 +0530 |
|---|---|---|
| committer | Albert ARIBAUD <albert.u.boot@aribaud.net> | 2014-02-19 10:44:27 +0100 |
| commit | 529a8d05ff848e7bfd6049c99210557aa5e31d39 (patch) | |
| tree | 2d4c278217aa29ccaada7a4373b59946994f01fd | |
| parent | a87a0ce7028d5371c81d77ba72c1ba43a1ca77bc (diff) | |
| download | u-boot-imx-529a8d05ff848e7bfd6049c99210557aa5e31d39.zip u-boot-imx-529a8d05ff848e7bfd6049c99210557aa5e31d39.tar.gz u-boot-imx-529a8d05ff848e7bfd6049c99210557aa5e31d39.tar.bz2 | |
Exynos5250: Remove lowlevelinit
Since we use CONFIG_SKIP_LOWLEVEL_INIT for Exynos baords, we dont need to a
lowlevel_init.S file.
Signed-off-by: Rajeshwari S Shinde <rajeshwari.s@samsung.com>
Acked-by: Simon Glass <sjg@chromium.org>
| -rw-r--r-- | board/samsung/smdk5250/lowlevel_init.S | 82 |
1 files changed, 0 insertions, 82 deletions
diff --git a/board/samsung/smdk5250/lowlevel_init.S b/board/samsung/smdk5250/lowlevel_init.S deleted file mode 100644 index 9003e2d..0000000 --- a/board/samsung/smdk5250/lowlevel_init.S +++ /dev/null @@ -1,82 +0,0 @@ -/* - * Lowlevel setup for SMDK5250 board based on S5PC520 - * - * Copyright (C) 2012 Samsung Electronics - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <config.h> -#include <version.h> -#include <asm/arch/cpu.h> - -_TEXT_BASE: - .word CONFIG_SYS_TEXT_BASE - - .globl lowlevel_init -lowlevel_init: - - /* use iRAM stack in bl2 */ - ldr sp, =CONFIG_IRAM_STACK - stmdb r13!, {ip,lr} - - /* check reset status */ - ldr r0, =(EXYNOS5_POWER_BASE + INFORM1_OFFSET) - ldr r1, [r0] - - /* AFTR wakeup reset */ - ldr r2, =S5P_CHECK_DIDLE - cmp r1, r2 - beq exit_wakeup - - /* LPA wakeup reset */ - ldr r2, =S5P_CHECK_LPA - cmp r1, r2 - beq exit_wakeup - - /* Sleep wakeup reset */ - ldr r2, =S5P_CHECK_SLEEP - cmp r1, r2 - beq wakeup_reset - - /* - * If U-boot is already running in RAM, no need to relocate U-Boot. - * Memory controller must be configured before relocating U-Boot - * in ram. - */ - ldr r0, =0x0ffffff /* r0 <- Mask Bits*/ - bic r1, pc, r0 /* pc <- current addr of code */ - /* r1 <- unmasked bits of pc */ - ldr r2, _TEXT_BASE /* r2 <- original base addr in ram */ - bic r2, r2, r0 /* r2 <- unmasked bits of r2*/ - cmp r1, r2 /* compare r1, r2 */ - beq 1f /* r0 == r1 then skip sdram init */ - - /* init system clock */ - bl system_clock_init - - /* Memory initialize */ - bl mem_ctrl_init - -1: - bl arch_cpu_init - bl tzpc_init - ldmia r13!, {ip,pc} - -wakeup_reset: - bl system_clock_init - bl mem_ctrl_init - bl arch_cpu_init - bl tzpc_init - -exit_wakeup: - /* Load return address and jump to kernel */ - ldr r0, =(EXYNOS5_POWER_BASE + INFORM0_OFFSET) - - /* r1 = physical address of exynos5_cpu_resume function*/ - ldr r1, [r0] - - /* Jump to kernel */ - mov pc, r1 - nop - nop |