diff options
Diffstat (limited to 'board')
| -rw-r--r-- | board/freescale/common/arm_sleep.c | 4 | ||||
| -rw-r--r-- | board/freescale/ls1021atwr/ls1021atwr.c | 19 |
2 files changed, 17 insertions, 6 deletions
diff --git a/board/freescale/common/arm_sleep.c b/board/freescale/common/arm_sleep.c index 8e8b7fa204..a498c65f04 100644 --- a/board/freescale/common/arm_sleep.c +++ b/board/freescale/common/arm_sleep.c @@ -12,7 +12,6 @@ #include <asm/secure.h> #endif #include <asm/armv7.h> -#include <asm/cache.h> #if defined(CONFIG_LS102XA) #include <asm/arch/immap_ls102xa.h> @@ -65,8 +64,6 @@ static void dp_ddr_restore(void) for (i = 0; i < DDR_BUFF_LEN / 8; i++) *dst++ = *src++; - - flush_dcache_all(); } static void dp_resume_prepare(void) @@ -74,7 +71,6 @@ static void dp_resume_prepare(void) dp_ddr_restore(); board_sleep_prepare(); armv7_init_nonsec(); - cleanup_before_linux(); #ifdef CONFIG_U_QE u_qe_resume(); #endif diff --git a/board/freescale/ls1021atwr/ls1021atwr.c b/board/freescale/ls1021atwr/ls1021atwr.c index 445ea2424d..4918c1192e 100644 --- a/board/freescale/ls1021atwr/ls1021atwr.c +++ b/board/freescale/ls1021atwr/ls1021atwr.c @@ -436,8 +436,10 @@ int board_early_init_f(void) } #if defined(CONFIG_DEEP_SLEEP) - if (is_warm_boot()) - fsl_dp_disable_console(); + if (is_warm_boot()) { + timer_init(); + dram_init(); + } #endif return 0; @@ -446,6 +448,8 @@ int board_early_init_f(void) #ifdef CONFIG_SPL_BUILD void board_init_f(ulong dummy) { + void (*second_uboot)(void); + /* Clear the BSS */ memset(__bss_start, 0, __bss_end - __bss_start); @@ -466,6 +470,17 @@ void board_init_f(ulong dummy) enable_layerscape_ns_access(); #endif + /* + * if it is woken up from deep sleep, then jump to second + * stage uboot and continue executing without recopying + * it from SD since it has already been reserved in memeory + * in last boot. + */ + if (is_warm_boot()) { + second_uboot = (void (*)(void))CONFIG_SYS_TEXT_BASE; + second_uboot(); + } + board_init_r(NULL, 0); } #endif |