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authorAnson Huang <b20788@freescale.com>2011-10-13 10:26:09 +0800
committerAnson Huang <b20788@freescale.com>2011-10-13 10:32:52 +0800
commitf2cd986d01c056cb75f1b8ea4faabf2113c0758b (patch)
tree7272701b00d4ade575548118643f70a6d38a1853 /board/freescale/mx6q_sabreauto
parent68307322602da8c53866ab265dec86ca92cf10e5 (diff)
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ENGR00159845 [MX6]lpddr2 board, put MMDC into power saving mode
For lpddr2 board. 1. Put mmdc into power saving mode; 2. Do the necessary setting for AXI cache and IPU Qos. Signed-off-by: Anson Huang <b20788@freescale.com>
Diffstat (limited to 'board/freescale/mx6q_sabreauto')
-rw-r--r--board/freescale/mx6q_sabreauto/flash_header.S12
1 files changed, 10 insertions, 2 deletions
diff --git a/board/freescale/mx6q_sabreauto/flash_header.S b/board/freescale/mx6q_sabreauto/flash_header.S
index 4a20fb4..441694e 100644
--- a/board/freescale/mx6q_sabreauto/flash_header.S
+++ b/board/freescale/mx6q_sabreauto/flash_header.S
@@ -55,8 +55,8 @@ plugin: .word 0x0
#ifdef CONFIG_LPDDR2
-dcd_hdr: .word 0x40e803D2 /* Tag=0xD2, Len=124*8 + 4 + 4, Ver=0x40 */
-write_dcd_cmd: .word 0x04e403CC /* Tag=0xCC, Len=124*8 + 4, Param=0x04 */
+dcd_hdr: .word 0x400804D2 /* Tag=0xD2, Len=128*8 + 4 + 4, Ver=0x40 */
+write_dcd_cmd: .word 0x040404CC /* Tag=0xCC, Len=128*8 + 4, Param=0x04 */
/* DCD */
MXC_DCD_ITEM(1, CCM_BASE_ADDR + 0x18, 0x60324)
@@ -219,6 +219,14 @@ MXC_DCD_ITEM(122, MMDC_P1_BASE_ADDR + 0x8b8, 0x800)
MXC_DCD_ITEM(123, MMDC_P0_BASE_ADDR + 0x1c, 0x0)
MXC_DCD_ITEM(124, MMDC_P1_BASE_ADDR + 0x1c, 0x0)
+MXC_DCD_ITEM(125, MMDC_P0_BASE_ADDR + 0x404, 0x00011006)
+
+/* enable AXI cache for VDOA/VPU/IPU */
+MXC_DCD_ITEM(126, IOMUXC_BASE_ADDR + 0x010, 0xf00000ff)
+/* set IPU Qos=0x7 */
+MXC_DCD_ITEM(127, IOMUXC_BASE_ADDR + 0x018, 0x00070007)
+MXC_DCD_ITEM(128, IOMUXC_BASE_ADDR + 0x01c, 0x00070007)
+
#else
dcd_hdr: .word 0x40F002D2 /* Tag=0xD2, Len=93*8 + 4 + 4, Ver=0x40 */