diff options
| author | Alison Wang <b18965@freescale.com> | 2014-12-03 15:00:48 +0800 |
|---|---|---|
| committer | York Sun <yorksun@freescale.com> | 2014-12-11 09:39:32 -0800 |
| commit | 8415bb68c8c2e0430f58fc349352a565bddf286e (patch) | |
| tree | e61333d4dfd5c6b13485a899f1fa67dec93ac4b8 /board/freescale | |
| parent | 86949c2b7c94542c20767c405fc458346bd3975b (diff) | |
| download | u-boot-imx-8415bb68c8c2e0430f58fc349352a565bddf286e.zip u-boot-imx-8415bb68c8c2e0430f58fc349352a565bddf286e.tar.gz u-boot-imx-8415bb68c8c2e0430f58fc349352a565bddf286e.tar.bz2 | |
arm: ls102xa: Add SD boot support for LS1021ATWR board
This patch adds SD boot support for LS1021ATWR board. SPL
framework is used. PBL initialize the internal RAM and copy
SPL to it, then SPL initialize DDR using SPD and copy u-boot
from SD card to DDR, finally SPL transfer control to u-boot.
Signed-off-by: Chen Lu <chen.lu@freescale.com>
Signed-off-by: Alison Wang <alison.wang@freescale.com>
Signed-off-by: Jason Jin <jason.jin@freescale.com>
Reviewed-by: York Sun <yorksun@freescale.com>
Diffstat (limited to 'board/freescale')
| -rw-r--r-- | board/freescale/ls1021atwr/MAINTAINERS | 1 | ||||
| -rw-r--r-- | board/freescale/ls1021atwr/ls1021atwr.c | 20 | ||||
| -rw-r--r-- | board/freescale/ls1021atwr/ls102xa_pbi.cfg | 12 | ||||
| -rw-r--r-- | board/freescale/ls1021atwr/ls102xa_rcw_sd.cfg | 14 |
4 files changed, 47 insertions, 0 deletions
diff --git a/board/freescale/ls1021atwr/MAINTAINERS b/board/freescale/ls1021atwr/MAINTAINERS index 8def0e5..2312e00 100644 --- a/board/freescale/ls1021atwr/MAINTAINERS +++ b/board/freescale/ls1021atwr/MAINTAINERS @@ -5,3 +5,4 @@ F: board/freescale/ls1021atwr/ F: include/configs/ls1021atwr.h F: configs/ls1021atwr_nor_defconfig F: configs/ls1021atwr_nor_SECURE_BOOT_defconfig +F: configs/ls1021atwr_sdcard_defconfig diff --git a/board/freescale/ls1021atwr/ls1021atwr.c b/board/freescale/ls1021atwr/ls1021atwr.c index 269d3e2..0faee0a 100644 --- a/board/freescale/ls1021atwr/ls1021atwr.c +++ b/board/freescale/ls1021atwr/ls1021atwr.c @@ -18,6 +18,7 @@ #include <fsl_mdio.h> #include <tsec.h> #include <fsl_sec.h> +#include <spl.h> #ifdef CONFIG_U_QE #include "../../../drivers/qe/qe.h" #endif @@ -271,6 +272,25 @@ int board_early_init_f(void) return 0; } +#ifdef CONFIG_SPL_BUILD +void board_init_f(ulong dummy) +{ + /* Set global data pointer */ + gd = &gdata; + + /* Clear the BSS */ + memset(__bss_start, 0, __bss_end - __bss_start); + + get_clocks(); + + preloader_console_init(); + + dram_init(); + + board_init_r(NULL, 0); +} +#endif + int board_init(void) { struct ccsr_cci400 *cci = (struct ccsr_cci400 *)CONFIG_SYS_CCI400_ADDR; diff --git a/board/freescale/ls1021atwr/ls102xa_pbi.cfg b/board/freescale/ls1021atwr/ls102xa_pbi.cfg new file mode 100644 index 0000000..f1a1b63 --- /dev/null +++ b/board/freescale/ls1021atwr/ls102xa_pbi.cfg @@ -0,0 +1,12 @@ +#PBI commands + +09570200 ffffffff +09570158 00000300 +8940007c 21f47300 + +#Configure Scratch register +09ee0200 10000000 +#Configure alternate space +09570158 00001000 +#Flush PBL data +096100c0 000FFFFF diff --git a/board/freescale/ls1021atwr/ls102xa_rcw_sd.cfg b/board/freescale/ls1021atwr/ls102xa_rcw_sd.cfg new file mode 100644 index 0000000..9c3e3b0 --- /dev/null +++ b/board/freescale/ls1021atwr/ls102xa_rcw_sd.cfg @@ -0,0 +1,14 @@ +#PBL preamble and RCW header +aa55aa55 01ee0100 + +#enable IFC, disable QSPI and DSPI +0608000a 00000000 00000000 00000000 +20000000 00407900 60040a00 21046000 +00000000 00000000 00000000 00038000 +00080000 881b7340 00000000 00000000 + +#disable IFC, enable QSPI and DSPI +#0608000a 00000000 00000000 00000000 +#20000000 00407900 60040a00 21046000 +#00000000 00000000 00000000 00038000 +#20084800 881b7340 00000000 00000000 |