diff options
author | Xiaoliang Yang <xiaoliang.yang@nxp.com> | 2016-09-14 06:36:14 +0300 |
---|---|---|
committer | York Sun <york.sun@nxp.com> | 2016-10-06 19:55:08 +0300 |
commit | f85a8e8d1db374d894afc03504a0eead1de99f74 (patch) | |
tree | 19af1b973cc4b09f23a15cd26400bcf7fb88845c | |
parent | b259732d36ccdc911e5b3ed83bd55aae90a43532 (diff) | |
download | u-boot-f85a8e8d1db374d894afc03504a0eead1de99f74.tar.xz |
armv7: LS1021a: enable i-cache in start.S
Delete CONFIG_SKIP_LOWLEVEL_INIT define in ls1021atwr.h and
ls1021aqds.h can let it run cpu_init_cp15 to enable i-cache. First
stage of u-boot can run faster after that. There is a description
about skip lowlevel init in board/freescale/ls1021atwr/README.
Signed-off-by: Xiaoliang Yang <xiaoliang.yang@nxp.com>
Reviewed-by: York Sun <york.sun@nxp.com>
-rw-r--r-- | arch/arm/cpu/armv7/Makefile | 2 | ||||
-rw-r--r-- | arch/arm/cpu/armv7/ls102xa/soc.c | 4 | ||||
-rw-r--r-- | board/freescale/ls1021aqds/README | 6 | ||||
-rw-r--r-- | board/freescale/ls1021atwr/README | 6 | ||||
-rw-r--r-- | include/configs/ls1021aqds.h | 1 | ||||
-rw-r--r-- | include/configs/ls1021atwr.h | 1 |
6 files changed, 17 insertions, 3 deletions
diff --git a/arch/arm/cpu/armv7/Makefile b/arch/arm/cpu/armv7/Makefile index 0d4bfbc55b..c1eeefd5dd 100644 --- a/arch/arm/cpu/armv7/Makefile +++ b/arch/arm/cpu/armv7/Makefile @@ -12,7 +12,7 @@ obj-y += cache_v7.o cache_v7_asm.o obj-y += cpu.o cp15.o obj-y += syslib.o -ifneq ($(CONFIG_AM43XX)$(CONFIG_AM33XX)$(CONFIG_OMAP44XX)$(CONFIG_OMAP54XX)$(CONFIG_TEGRA)$(CONFIG_MX6)$(CONFIG_MX7)$(CONFIG_TI81XX)$(CONFIG_AT91FAMILY)$(CONFIG_SUNXI)$(CONFIG_ARCH_SOCFPGA),) +ifneq ($(CONFIG_AM43XX)$(CONFIG_AM33XX)$(CONFIG_OMAP44XX)$(CONFIG_OMAP54XX)$(CONFIG_TEGRA)$(CONFIG_MX6)$(CONFIG_MX7)$(CONFIG_TI81XX)$(CONFIG_AT91FAMILY)$(CONFIG_SUNXI)$(CONFIG_ARCH_SOCFPGA)$(CONFIG_LS102XA),) ifneq ($(CONFIG_SKIP_LOWLEVEL_INIT),y) obj-y += lowlevel_init.o endif diff --git a/arch/arm/cpu/armv7/ls102xa/soc.c b/arch/arm/cpu/armv7/ls102xa/soc.c index 31f00cbd69..52fb6f8d51 100644 --- a/arch/arm/cpu/armv7/ls102xa/soc.c +++ b/arch/arm/cpu/armv7/ls102xa/soc.c @@ -60,6 +60,10 @@ unsigned int get_soc_major_rev(void) return major; } +void s_init(void) +{ +} + #ifdef CONFIG_SYS_FSL_ERRATUM_A010315 void erratum_a010315(void) { diff --git a/board/freescale/ls1021aqds/README b/board/freescale/ls1021aqds/README index c561776621..6cf7146fb2 100644 --- a/board/freescale/ls1021aqds/README +++ b/board/freescale/ls1021aqds/README @@ -110,3 +110,9 @@ Start Address End Address Description Size 0x00_7E80_0000 0x00_7E80_FFFF IFC - NAND Flash 64KB 0x00_7FB0_0000 0x00_7FB0_0FFF IFC - FPGA 4KB 0x00_8000_0000 0x00_FFFF_FFFF DRAM1 2GB + +LS1021a rev1.0 Soc specific Options/Settings +-------------------------------------------- +If the LS1021a Soc is rev1.0, you need modify the configure file. +Add the following define in include/configs/ls1021aqds.h: +#define CONFIG_SKIP_LOWLEVEL_INIT diff --git a/board/freescale/ls1021atwr/README b/board/freescale/ls1021atwr/README index d2821cbb6b..896a659476 100644 --- a/board/freescale/ls1021atwr/README +++ b/board/freescale/ls1021atwr/README @@ -107,3 +107,9 @@ Start Address End Address Description Size 0x00_4000_0000 0x00_5FFF_FFFF QSPI 512MB 0x00_6000_0000 0x00_67FF_FFFF IFC - NOR Flash 128MB 0x00_8000_0000 0x00_FFFF_FFFF DRAM1 2GB + +LS1021a rev1.0 Soc specific Options/Settings +-------------------------------------------- +If the LS1021a Soc is rev1.0, you need modify the configure file. +Add the following define in include/configs/ls1021atwr.h: +#define CONFIG_SKIP_LOWLEVEL_INIT diff --git a/include/configs/ls1021aqds.h b/include/configs/ls1021aqds.h index 0d72e6993d..58d927cc1c 100644 --- a/include/configs/ls1021aqds.h +++ b/include/configs/ls1021aqds.h @@ -18,7 +18,6 @@ #define CONFIG_DISPLAY_CPUINFO #define CONFIG_DISPLAY_BOARDINFO -#define CONFIG_SKIP_LOWLEVEL_INIT #define CONFIG_BOARD_EARLY_INIT_F #define CONFIG_DEEP_SLEEP diff --git a/include/configs/ls1021atwr.h b/include/configs/ls1021atwr.h index e5ac50e4ee..c6294e0e7a 100644 --- a/include/configs/ls1021atwr.h +++ b/include/configs/ls1021atwr.h @@ -18,7 +18,6 @@ #define CONFIG_DISPLAY_CPUINFO #define CONFIG_DISPLAY_BOARDINFO -#define CONFIG_SKIP_LOWLEVEL_INIT #define CONFIG_BOARD_EARLY_INIT_F #define CONFIG_DEEP_SLEEP #ifdef CONFIG_DEEP_SLEEP |