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Diffstat (limited to 'board/freescale/p1_p2_rdb_pc/spl_minimal.c')
-rw-r--r--board/freescale/p1_p2_rdb_pc/spl_minimal.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/board/freescale/p1_p2_rdb_pc/spl_minimal.c b/board/freescale/p1_p2_rdb_pc/spl_minimal.c
index 09019e98af..e2bfb0d63d 100644
--- a/board/freescale/p1_p2_rdb_pc/spl_minimal.c
+++ b/board/freescale/p1_p2_rdb_pc/spl_minimal.c
@@ -81,6 +81,8 @@ void board_init_f(ulong bootflag)
ccsr_gur_t *gur = (void *)CONFIG_SYS_MPC85xx_GUTS_ADDR;
#ifndef CONFIG_QE
ccsr_gpio_t *pgpio = (void *)(CONFIG_SYS_MPC85xx_GPIO_ADDR);
+#elif defined(CONFIG_P1021RDB)
+ par_io_t *par_io = (par_io_t *)&(gur->qe_par_io);
#endif
/* initialize selected port with appropriate baud rate */
@@ -102,6 +104,19 @@ void board_init_f(ulong bootflag)
__raw_writel(0x00200000, &pgpio->gpdat);
udelay(1000);
__raw_writel(0x00000000, &pgpio->gpdir);
+#elif defined(CONFIG_P1021RDB)
+ /* init DDR3 reset signal CE_PB8 */
+ out_be32(&par_io[1].cpdir1, 0x00004000);
+ out_be32(&par_io[1].cpodr, 0x00800000);
+ out_be32(&par_io[1].cppar1, 0x00000000);
+ /* reset DDR3 */
+ out_be32(&par_io[1].cpdat, 0x00800000);
+ udelay(1000);
+ out_be32(&par_io[1].cpdat, 0x00000000);
+ udelay(1000);
+ out_be32(&par_io[1].cpdat, 0x00800000);
+ /* disable the CE_PB8 */
+ out_be32(&par_io[1].cpdir1, 0x00000000);
#endif
#ifndef CONFIG_SYS_INIT_L2_ADDR
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