diff options
| -rw-r--r-- | arch/arm/cpu/armv7/ls102xa/fdt.c | 19 | ||||
| -rw-r--r-- | board/freescale/ls1021aqds/ddr.c | 17 | ||||
| -rw-r--r-- | board/freescale/ls1021aqds/ls1021aqds.c | 26 | ||||
| -rw-r--r-- | include/configs/ls1021aqds.h | 8 |
4 files changed, 69 insertions, 1 deletions
diff --git a/arch/arm/cpu/armv7/ls102xa/fdt.c b/arch/arm/cpu/armv7/ls102xa/fdt.c index e0288b8c3f..71a175392f 100644 --- a/arch/arm/cpu/armv7/ls102xa/fdt.c +++ b/arch/arm/cpu/armv7/ls102xa/fdt.c @@ -124,6 +124,25 @@ void ft_cpu_setup(void *blob, bd_t *bd) do_fixup_by_compat_u32(blob, "fsl,qoriq-sysclk-2.0", "clock-frequency", CONFIG_SYS_CLK_FREQ, 1); +#if defined(CONFIG_DEEP_SLEEP) && defined(CONFIG_SD_BOOT) +#define UBOOT_HEAD_LEN 0x1000 + /* + * Reserved memory in SD boot deep sleep case. + * Second stage uboot binary and malloc space should be reserved. + * If the memory they occupied has not been reserved, then this + * space would be used by kernel and overwritten in uboot when + * deep sleep resume, which cause deep sleep failed. + * Since second uboot binary has a head, that space need to be + * reserved either(assuming its size is less than 0x1000). + */ + off = fdt_add_mem_rsv(blob, CONFIG_SYS_TEXT_BASE - UBOOT_HEAD_LEN, + CONFIG_SYS_MONITOR_LEN + CONFIG_SYS_SPL_MALLOC_SIZE + + UBOOT_HEAD_LEN); + if (off < 0) + printf("Failed to reserve memory for SD boot deep sleep: %s\n", + fdt_strerror(off)); +#endif + #if defined(CONFIG_FSL_ESDHC) fdt_fixup_esdhc(blob, bd); #endif diff --git a/board/freescale/ls1021aqds/ddr.c b/board/freescale/ls1021aqds/ddr.c index a539ff9791..6435bf9ad1 100644 --- a/board/freescale/ls1021aqds/ddr.c +++ b/board/freescale/ls1021aqds/ddr.c @@ -7,6 +7,7 @@ #include <common.h> #include <fsl_ddr_sdram.h> #include <fsl_ddr_dimm_params.h> +#include <asm/io.h> #include "ddr.h" DECLARE_GLOBAL_DATA_PTR; @@ -149,6 +150,17 @@ int fsl_ddr_get_dimm_params(dimm_params_t *pdimm, } #endif +#if defined(CONFIG_DEEP_SLEEP) +void board_mem_sleep_setup(void) +{ + void __iomem *qixis_base = (void *)QIXIS_BASE; + + /* does not provide HW signals for power management */ + clrbits_8(qixis_base + 0x21, 0x2); + udelay(1); +} +#endif + phys_size_t initdram(int board_type) { phys_size_t dram_size; @@ -159,6 +171,11 @@ phys_size_t initdram(int board_type) #else dram_size = fsl_ddr_sdram_size(); #endif + +#if defined(CONFIG_DEEP_SLEEP) && !defined(CONFIG_SPL_BUILD) + fsl_dp_resume(); +#endif + return dram_size; } diff --git a/board/freescale/ls1021aqds/ls1021aqds.c b/board/freescale/ls1021aqds/ls1021aqds.c index f2dda22df6..20eade4651 100644 --- a/board/freescale/ls1021aqds/ls1021aqds.c +++ b/board/freescale/ls1021aqds/ls1021aqds.c @@ -20,6 +20,7 @@ #include <fsl_sec.h> #include <spl.h> +#include "../common/sleep.h" #include "../common/qixis.h" #include "ls1021aqds_qixis.h" #ifdef CONFIG_U_QE @@ -218,6 +219,11 @@ int board_early_init_f(void) * allow barrier transaction to DDR again */ out_le32(&cci->ctrl_ord, CCI400_CTRLORD_TERM_BARRIER); +#if defined(CONFIG_DEEP_SLEEP) + if (is_warm_boot()) + fsl_dp_disable_console(); +#endif + return 0; } @@ -251,6 +257,11 @@ void board_init_f(ulong dummy) get_clocks(); +#if defined(CONFIG_DEEP_SLEEP) + if (is_warm_boot()) + fsl_dp_disable_console(); +#endif + preloader_console_init(); #ifdef CONFIG_SPL_I2C_SUPPORT @@ -544,6 +555,21 @@ int board_init(void) return 0; } +#if defined(CONFIG_DEEP_SLEEP) +void board_sleep_prepare(void) +{ + struct ccsr_cci400 __iomem *cci = (void *)CONFIG_SYS_CCI400_ADDR; + + /* Set CCI-400 control override register to + * enable barrier transaction */ + out_le32(&cci->ctrl_ord, CCI400_CTRLORD_EN_BARRIER); + +#ifdef CONFIG_LS102XA_NS_ACCESS + enable_devices_ns_access(ns_dev, ARRAY_SIZE(ns_dev)); +#endif +} +#endif + int ft_board_setup(void *blob, bd_t *bd) { ft_cpu_setup(blob, bd); diff --git a/include/configs/ls1021aqds.h b/include/configs/ls1021aqds.h index 296ded9f5e..2874ccc6fa 100644 --- a/include/configs/ls1021aqds.h +++ b/include/configs/ls1021aqds.h @@ -19,6 +19,11 @@ #define CONFIG_SKIP_LOWLEVEL_INIT #define CONFIG_BOARD_EARLY_INIT_F +#define CONFIG_DEEP_SLEEP +#if defined(CONFIG_DEEP_SLEEP) +#define CONFIG_SILENT_CONSOLE +#endif + /* * Size of malloc() pool */ @@ -72,7 +77,8 @@ unsigned long get_board_ddr_clk(void); #define CONFIG_SPL_PAD_TO 0x1c000 #define CONFIG_SYS_TEXT_BASE 0x82000000 -#define CONFIG_SYS_SPL_MALLOC_START 0x80200000 +#define CONFIG_SYS_SPL_MALLOC_START (CONFIG_SYS_TEXT_BASE + \ + CONFIG_SYS_MONITOR_LEN) #define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000 #define CONFIG_SPL_BSS_START_ADDR 0x80100000 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 |