[U-Boot] [PATCH 10/11] mx6qsabrelite: imximage.cfg: allow plugin to work

Troy Kisky troy.kisky at boundarydevices.com
Wed Sep 19 02:03:08 CEST 2012


Enabling plugin mode seems to require this additional
memory write for ddr3 initialization.

Signed-off-by: Troy Kisky <troy.kisky at boundarydevices.com>
---
 board/freescale/imx/ddr/mx6q_4x_mt41j128.cfg |    2 ++
 1 file changed, 2 insertions(+)

diff --git a/board/freescale/imx/ddr/mx6q_4x_mt41j128.cfg b/board/freescale/imx/ddr/mx6q_4x_mt41j128.cfg
index a95831f..eea8d3a 100644
--- a/board/freescale/imx/ddr/mx6q_4x_mt41j128.cfg
+++ b/board/freescale/imx/ddr/mx6q_4x_mt41j128.cfg
@@ -111,6 +111,8 @@ WRITE_ENTRY1(MMDC_P1 + MMDC_MPRDDQBY0DL, 0x33333333)
 WRITE_ENTRY1(MMDC_P1 + MMDC_MPRDDQBY1DL, 0x33333333)
 WRITE_ENTRY1(MMDC_P1 + MMDC_MPRDDQBY2DL, 0x33333333)
 WRITE_ENTRY1(MMDC_P1 + MMDC_MPRDDQBY3DL, 0x33333333)
+/* MDPDC - CKE pulse width = 3 cycles. CKSRE = 6 cycles, CKSRX = 6 cycles */
+WRITE_ENTRY1(MMDC_P0 + MMDC_MDPDC, 0x00020036)
 
 WRITE_ENTRY1(MMDC_P0 + MMDC_MDMISC, 0x00081740)
 
-- 
1.7.9.5



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