ARM: imx: vining2000: Enable DDR DRAM calibration
Enable DRAM calibration in SPL to improve behavior of the board
in edge conditions of the thermal envelope of the board and make
it even more stable.
Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Fabio Estevam <fabio.estevam@nxp.com>
Cc: Silvio Fricke <silvio.fricke@softing.com>
Cc: Stefano Babic <sbabic@denx.de>
diff --git a/board/softing/vining_2000/vining_2000.c b/board/softing/vining_2000/vining_2000.c
index 9ac17f7..c6aee4e 100644
--- a/board/softing/vining_2000/vining_2000.c
+++ b/board/softing/vining_2000/vining_2000.c
@@ -587,6 +587,11 @@
mx6sx_dram_iocfg(mem_ddr.width, &mx6_ddr_ioregs, &mx6_grp_ioregs);
mx6_dram_cfg(&sysinfo, &mx6_mmcd_calib, &mem_ddr);
+
+ /* Perform DDR DRAM calibration */
+ udelay(100);
+ mmdc_do_write_level_calibration(&sysinfo);
+ mmdc_do_dqs_calibration(&sysinfo);
}
void board_init_f(ulong dummy)