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| author | Jason Chen <b02280@freescale.com> | 2011-07-27 14:19:36 +0800 |
|---|---|---|
| committer | Jason Chen <b02280@freescale.com> | 2011-07-27 14:21:12 +0800 |
| commit | 117b01ede48d74266b7eebae2d23e331426bbb73 (patch) | |
| tree | 66724c050b4f14d8b93f78a6d6d2840410bb9545 | |
| parent | 7d0f757e131d27b8816af06d183bdc4dc28c5f92 (diff) | |
| download | u-boot-imx-117b01ede48d74266b7eebae2d23e331426bbb73.zip u-boot-imx-117b01ede48d74266b7eebae2d23e331426bbb73.tar.gz u-boot-imx-117b01ede48d74266b7eebae2d23e331426bbb73.tar.bz2 | |
ENGR00153761 imx6q ipuv3: improve display qualityrel_imx_2.6.38_11.08.00
to avoid ipu starvation issue.
1. enable IPU AXI cache in uboot
2. set Qos to 7 for IPU to highest priority in uboot.
3. set AXI id to 0 for high priority IDMA channel in linux.
Signed-off-by: Jason Chen <b02280@freescale.com>
| -rw-r--r-- | board/freescale/mx6q_sabreauto/flash_header.S | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/board/freescale/mx6q_sabreauto/flash_header.S b/board/freescale/mx6q_sabreauto/flash_header.S index 454164c..d18ab74 100644 --- a/board/freescale/mx6q_sabreauto/flash_header.S +++ b/board/freescale/mx6q_sabreauto/flash_header.S @@ -53,8 +53,8 @@ boot_data: .word TEXT_BASE image_len: .word _end_of_copy - TEXT_BASE + CONFIG_FLASH_HEADER_OFFSET plugin: .word 0x0 -dcd_hdr: .word 0x40D802D2 /* Tag=0xD2, Len=90*8 + 4 + 4, Ver=0x40 */ -write_dcd_cmd: .word 0x04D402CC /* Tag=0xCC, Len=90*8 + 4, Param=0x04 */ +dcd_hdr: .word 0x40F002D2 /* Tag=0xD2, Len=93*8 + 4 + 4, Ver=0x40 */ +write_dcd_cmd: .word 0x04EC02CC /* Tag=0xCC, Len=93*8 + 4, Param=0x04 */ /* DCD */ @@ -170,4 +170,10 @@ MXC_DCD_ITEM(88, MMDC_P1_BASE_ADDR + 0x8b8, 0x00000800) MXC_DCD_ITEM(89, MMDC_P0_BASE_ADDR + 0x01c, 0x00000000) MXC_DCD_ITEM(90, MMDC_P0_BASE_ADDR + 0x404, 0x00011006) +/* enable AXI cache for VDOA/VPU/IPU */ +MXC_DCD_ITEM(91, IOMUXC_BASE_ADDR + 0x010, 0xf00000ff) +/* set IPU Qos=0x7 */ +MXC_DCD_ITEM(92, IOMUXC_BASE_ADDR + 0x018, 0x00070007) +MXC_DCD_ITEM(93, IOMUXC_BASE_ADDR + 0x01c, 0x00070007) + #endif |