diff options
Diffstat (limited to 'board/samsung/smdk5250')
-rw-r--r-- | board/samsung/smdk5250/lowlevel_init.S | 82 | ||||
-rw-r--r-- | board/samsung/smdk5250/smdk5250.c | 19 |
2 files changed, 0 insertions, 101 deletions
diff --git a/board/samsung/smdk5250/lowlevel_init.S b/board/samsung/smdk5250/lowlevel_init.S deleted file mode 100644 index 9003e2d007..0000000000 --- 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 diff --git a/board/samsung/smdk5250/smdk5250.c b/board/samsung/smdk5250/smdk5250.c index 943c29a698..a69f73d5e8 100644 --- a/board/samsung/smdk5250/smdk5250.c +++ b/board/samsung/smdk5250/smdk5250.c @@ -26,22 +26,6 @@ DECLARE_GLOBAL_DATA_PTR; -#ifdef CONFIG_USB_EHCI_EXYNOS -static int board_usb_vbus_init(void) -{ - struct exynos5_gpio_part1 *gpio1 = (struct exynos5_gpio_part1 *) - samsung_get_base_gpio_part1(); - - /* Enable VBUS power switch */ - s5p_gpio_direction_output(&gpio1->x2, 6, 1); - - /* VBUS turn ON time */ - mdelay(3); - - return 0; -} -#endif - #ifdef CONFIG_SOUND_MAX98095 static void board_enable_audio_codec(void) { @@ -56,9 +40,6 @@ static void board_enable_audio_codec(void) int exynos_init(void) { -#ifdef CONFIG_USB_EHCI_EXYNOS - board_usb_vbus_init(); -#endif #ifdef CONFIG_SOUND_MAX98095 board_enable_audio_codec(); #endif |