[U-Boot] [PATCH 0/4] udoo: Improve stability of DDR3 setting
Giuseppe Pagano
giuseppe.pagano at seco.com
Wed Nov 6 21:30:42 CET 2013
Move udoo configuration files to board/udoo/ folder.
Align clock configuration and DDR3 calibration to Seco suggested value
to increase system stability.
Signed-off-by: Giuseppe Pagano <giuseppe.pagano at seco.com>
Cc: sbabic at denx.de
...
diff -uNr a/board/udoo/1066mhz_4x256mx16.cfg
b/board/udoo/1066mhz_4x256mx16.cfg
--- a/board/udoo/1066mhz_4x256mx16.cfg
+++ b/board/udoo/1066mhz_4x256mx16.cfg
@@ -0,0 +1,56 @@
+/*
+ * Copyright (C) 2013 Boundary Devices
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+
+DATA 4, MX6_MMDC_P0_MDPDC, 0x00020036
+DATA 4, MX6_MMDC_P0_MDOTC, 0x09444040
+
+DATA 4, MX6_MMDC_P0_MDCFG0, 0x54597955
+DATA 4, MX6_MMDC_P0_MDCFG1, 0xFF328F64
+DATA 4, MX6_MMDC_P0_MDCFG2, 0x01FF00DB
+
+DATA 4, MX6_MMDC_P0_MDMISC, 0x00001740
+DATA 4, MX6_MMDC_P0_MDSCR, 0x00008000
+DATA 4, MX6_MMDC_P0_MDRWD, 0x000026D2
+
+DATA 4, MX6_MMDC_P0_MDOR, 0x00591023
+DATA 4, MX6_MMDC_P0_MDASP, 0x00000027
+DATA 4, MX6_MMDC_P0_MDCTL, 0x831A0000
+
+DATA 4, MX6_MMDC_P0_MDSCR, 0x04088032
+DATA 4, MX6_MMDC_P0_MDSCR, 0x00008033
+
+DATA 4, MX6_MMDC_P0_MDSCR, 0x00048031
+DATA 4, MX6_MMDC_P0_MDSCR, 0x09408030
+DATA 4, MX6_MMDC_P0_MDSCR, 0x04008040
+DATA 4, MX6_MMDC_P0_MPZQHWCTRL, 0xA1380003
+DATA 4, MX6_MMDC_P1_MPZQHWCTRL, 0xA1380003
+DATA 4, MX6_MMDC_P0_MDREF, 0x00005800
+DATA 4, MX6_MMDC_P0_MPODTCTRL, 0x00011117
+DATA 4, MX6_MMDC_P1_MPODTCTRL, 0x00011117
+
+DATA 4, MX6_MMDC_P0_MPDGCTRL0, 0x43510360
+DATA 4, MX6_MMDC_P0_MPDGCTRL1, 0x0342033F
+DATA 4, MX6_MMDC_P1_MPDGCTRL0, 0x033F033F
+DATA 4, MX6_MMDC_P1_MPDGCTRL1, 0x03290266
+
+DATA 4, MX6_MMDC_P0_MPRDDLCTL, 0x4B3E4141
+DATA 4, MX6_MMDC_P1_MPRDDLCTL, 0x47413B4A
+DATA 4, MX6_MMDC_P0_MPWRDLCTL, 0x42404843
+DATA 4, MX6_MMDC_P1_MPWRDLCTL, 0x4C3F4C45
+
+DATA 4, MX6_MMDC_P0_MPWLDECTRL0, 0x00350035
+DATA 4, MX6_MMDC_P0_MPWLDECTRL1, 0x001F001F
+DATA 4, MX6_MMDC_P1_MPWLDECTRL0, 0x00010001
+DATA 4, MX6_MMDC_P1_MPWLDECTRL1, 0x00010001
+
+DATA 4, MX6_MMDC_P0_MPMUR0, 0x00000800
+DATA 4, MX6_MMDC_P1_MPMUR0, 0x00000800
+
+DATA 4, MX6_MMDC_P0_MDPDC, 0x00025576
+DATA 4, MX6_MMDC_P0_MAPSR, 0x00011006
+DATA 4, MX6_MMDC_P0_MDSCR, 0x00000000
+
diff -uNr a/board/udoo/clocks.cfg b/board/udoo/clocks.cfg
--- a/board/udoo/clocks.cfg
+++ b/board/udoo/clocks.cfg
@@ -0,0 +1,32 @@
+/*
+ * Copyright (C) 2013 Boundary Devices
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ *
+ * Device Configuration Data (DCD)
+ *
+ * Each entry must have the format:
+ * Addr-type Address Value
+ *
+ * where:
+ * Addr-type register length (1,2 or 4 bytes)
+ * Address absolute address of the register
+ * value value to be stored in the register
+ */
+
+/* set the default clock gate to save power */
+DATA 4, CCM_CCGR0, 0x00C03F3F
+DATA 4, CCM_CCGR1, 0x0030FC03
+DATA 4, CCM_CCGR2, 0x0FFFC000
+DATA 4, CCM_CCGR3, 0x3FF00000
+DATA 4, CCM_CCGR4, 0x00FFF300
+DATA 4, CCM_CCGR5, 0x0F0000C3
+DATA 4, CCM_CCGR6, 0x000003FF
+
+/* enable AXI cache for VDOA/VPU/IPU */
+DATA 4, MX6_IOMUXC_GPR4, 0xF00000FF
+
+/* set IPU AXI-id0 Qos=0xf(bypass) AXI-id1 Qos=0x7 */
+DATA 4, MX6_IOMUXC_GPR6, 0x007F007F
+DATA 4, MX6_IOMUXC_GPR7, 0x007F007F
+
diff -uNr a/board/udoo/ddr-setup.cfg b/board/udoo/ddr-setup.cfg
--- a/board/udoo/ddr-setup.cfg
+++ b/board/udoo/ddr-setup.cfg
@@ -0,0 +1,87 @@
+/*
+ * Copyright (C) 2013 Boundary Devices
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ *
+ * Device Configuration Data (DCD)
+ *
+ * Each entry must have the format:
+ * Addr-type Address Value
+ *
+ * where:
+ * Addr-type register length (1,2 or 4 bytes)
+ * Address absolute address of the register
+ * value value to be stored in the register
+ */
+
+/*
+ * DDR3 settings
+ * MX6Q ddr is limited to 1066 Mhz currently 1056 MHz(528 MHz
clock),
+ * memory bus width: 64 bits x16/x32/x64
+ * MX6DL ddr is limited to 800 MHz(400 MHz clock)
+ * memory bus width: 64 bits x16/x32/x64
+ * MX6SOLO ddr is limited to 800 MHz(400 MHz clock)
+ * memory bus width: 32 bits x16/x32
+ */
+DATA 4, MX6_IOM_DRAM_SDQS0, 0x00000030
+DATA 4, MX6_IOM_DRAM_SDQS1, 0x00000030
+DATA 4, MX6_IOM_DRAM_SDQS2, 0x00000030
+DATA 4, MX6_IOM_DRAM_SDQS3, 0x00000030
+DATA 4, MX6_IOM_DRAM_SDQS4, 0x00000030
+DATA 4, MX6_IOM_DRAM_SDQS5, 0x00000030
+DATA 4, MX6_IOM_DRAM_SDQS6, 0x00000030
+DATA 4, MX6_IOM_DRAM_SDQS7, 0x00000030
+
+DATA 4, MX6_IOM_GRP_B0DS, 0x00000030
+DATA 4, MX6_IOM_GRP_B1DS, 0x00000030
+DATA 4, MX6_IOM_GRP_B2DS, 0x00000030
+DATA 4, MX6_IOM_GRP_B3DS, 0x00000030
+DATA 4, MX6_IOM_GRP_B4DS, 0x00000030
+DATA 4, MX6_IOM_GRP_B5DS, 0x00000030
+DATA 4, MX6_IOM_GRP_B6DS, 0x00000030
+DATA 4, MX6_IOM_GRP_B7DS, 0x00000030
+DATA 4, MX6_IOM_GRP_ADDDS, 0x00000030
+/* 40 Ohm drive strength for cs0/1,sdba2,cke0/1,sdwe */
+DATA 4, MX6_IOM_GRP_CTLDS, 0x00000030
+
+DATA 4, MX6_IOM_DRAM_DQM0, 0x00020030
+DATA 4, MX6_IOM_DRAM_DQM1, 0x00020030
+DATA 4, MX6_IOM_DRAM_DQM2, 0x00020030
+DATA 4, MX6_IOM_DRAM_DQM3, 0x00020030
+DATA 4, MX6_IOM_DRAM_DQM4, 0x00020030
+DATA 4, MX6_IOM_DRAM_DQM5, 0x00020030
+DATA 4, MX6_IOM_DRAM_DQM6, 0x00020030
+DATA 4, MX6_IOM_DRAM_DQM7, 0x00020030
+
+DATA 4, MX6_IOM_DRAM_CAS, 0x00020030
+DATA 4, MX6_IOM_DRAM_RAS, 0x00020030
+DATA 4, MX6_IOM_DRAM_SDCLK_0, 0x00020030
+DATA 4, MX6_IOM_DRAM_SDCLK_1, 0x00020030
+
+DATA 4, MX6_IOM_DRAM_RESET, 0x00020030
+DATA 4, MX6_IOM_DRAM_SDCKE0, 0x00003000
+DATA 4, MX6_IOM_DRAM_SDCKE1, 0x00003000
+
+DATA 4, MX6_IOM_DRAM_SDODT0, 0x00003030
+DATA 4, MX6_IOM_DRAM_SDODT1, 0x00003030
+
+/* (differential input) */
+DATA 4, MX6_IOM_DDRMODE_CTL, 0x00020000
+/* (differential input) */
+DATA 4, MX6_IOM_GRP_DDRMODE, 0x00020000
+/* disable ddr pullups */
+DATA 4, MX6_IOM_GRP_DDRPKE, 0x00000000
+DATA 4, MX6_IOM_DRAM_SDBA2, 0x00000000
+/* 40 Ohm drive strength for cs0/1,sdba2,cke0/1,sdwe */
+DATA 4, MX6_IOM_GRP_DDR_TYPE, 0x000C0000
+
+/* Read data DQ Byte0-3 delay */
+DATA 4, MX6_MMDC_P0_MPRDDQBY0DL, 0x33333333
+DATA 4, MX6_MMDC_P0_MPRDDQBY1DL, 0x33333333
+DATA 4, MX6_MMDC_P0_MPRDDQBY2DL, 0x33333333
+DATA 4, MX6_MMDC_P0_MPRDDQBY3DL, 0x33333333
+DATA 4, MX6_MMDC_P1_MPRDDQBY0DL, 0x33333333
+DATA 4, MX6_MMDC_P1_MPRDDQBY1DL, 0x33333333
+DATA 4, MX6_MMDC_P1_MPRDDQBY2DL, 0x33333333
+DATA 4, MX6_MMDC_P1_MPRDDQBY3DL, 0x33333333
+
diff -uNr a/board/udoo/udoo.cfg b/board/udoo/udoo.cfg
--- a/board/udoo/udoo.cfg
+++ b/board/udoo/udoo.cfg
@@ -0,0 +1,29 @@
+/*
+ * Copyright (C) 2013 Boundary Devices
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ *
+ * Refer doc/README.imximage for more details about how-to configure
+ * and create imximage boot image
+ *
+ * The syntax is taken as close as possible with the kwbimage
+ */
+
+/* image version */
+IMAGE_VERSION 2
+
+/*
+ * Boot Device : one of
+ * spi, sd (the board has no nand neither onenand)
+ */
+BOOT_FROM sd
+
+#define __ASSEMBLY__
+#include <config.h>
+#include "asm/arch/mx6-ddr.h"
+#include "asm/arch/iomux.h"
+#include "asm/arch/crm_regs.h"
+
+#include "ddr-setup.cfg"
+#include "1066mhz_4x256mx16.cfg"
+#include "clocks.cfg"
diff -uNr a/boards.cfg b/boards.cfg
--- a/boards.cfg
+++ b/boards.cfg
@@ -283,7 +283,7 @@
Active arm armv7 mx5 genesi
mx51_efikamx mx51_efikamx
mx51_efikamx:MACH_TYPE=MACH_TYPE_MX51_EFIKAMX,IMX_CONFIG=board/genesi/mx51_efikamx/imximage_mx.cfg -
Active arm armv7 mx5 genesi
mx51_efikamx mx51_efikasb
mx51_efikamx:MACH_TYPE=MACH_TYPE_MX51_EFIKASB,IMX_CONFIG=board/genesi/mx51_efikamx/imximage_sb.cfg -
Active arm armv7 mx5 ttcontrol vision2
vision2
vision2:IMX_CONFIG=board/ttcontrol/vision2/imximage_hynix.cfg
Stefano Babic <sbabic at denx.de>
-Active arm armv7 mx6 - udoo
udoo_quad
udoo:IMX_CONFIG=board/boundary/nitrogen6x/nitrogen6q.cfg,MX6Q,DDR_MB=1024 Fabio Estevam <fabio.este... at freescale.com>
+Active arm armv7 mx6 - udoo
udoo_quad
udoo:IMX_CONFIG=board/udoo/udoo.cfg,MX6Q,DDR_MB=1024 Fabio Estevam
<fabio.este... at freescale.com>
Active arm armv7 mx6 -
wandboard wandboard_dl
wandboard:IMX_CONFIG=board/boundary/nitrogen6x/nitrogen6dl.cfg,MX6DL,DDR_MB=1024 Fabio Estevam <fabio.estevam at freescale.com>
Active arm armv7 mx6 -
wandboard wandboard_quad
wandboard:IMX_CONFIG=board/boundary/nitrogen6x/nitrogen6q2g.cfg,MX6Q,DDR_MB=2048 Fabio Estevam <fabio.estevam at freescale.com>
Active arm armv7 mx6 -
wandboard wandboard_solo
wandboard:IMX_CONFIG=board/boundary/nitrogen6x/nitrogen6s.cfg,MX6S,DDR_MB=512 Fabio Estevam <fabio.estevam at freescale.com>
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