Update the ddr scripts for LPDDR2 and add two build configs for LPDDR2 arm2 board. Since the LPDDR2 arm2 board has different DDR size, use CONFIG_DDR_MB in defconfig to replace the PHYS_SDRAM_SIZE.
Signed-off-by: Ye.Li B37916@freescale.com --- Changes since v3: - Add maintainer and status information
Changes since v2: - Rework the short log subject
Changes since v1: - The (CONFIG_DDR_32BIT) is true only for mx6dlarm2
board/freescale/mx6qarm2/MAINTAINERS | 2 + board/freescale/mx6qarm2/imximage.cfg | 189 +++++++++++++++- board/freescale/mx6qarm2/imximage_mx6dl.cfg | 319 +++++++++++++++++++++++++++ board/freescale/mx6qarm2/mx6qarm2.c | 7 +- configs/mx6dlarm2_defconfig | 2 +- configs/mx6dlarm2_lpddr2_defconfig | 3 + configs/mx6qarm2_defconfig | 2 +- configs/mx6qarm2_lpddr2_defconfig | 3 + include/configs/mx6qarm2.h | 5 - 9 files changed, 518 insertions(+), 14 deletions(-) create mode 100644 configs/mx6dlarm2_lpddr2_defconfig create mode 100644 configs/mx6qarm2_lpddr2_defconfig
diff --git a/board/freescale/mx6qarm2/MAINTAINERS b/board/freescale/mx6qarm2/MAINTAINERS index c8d594b..52cf7f9 100644 --- a/board/freescale/mx6qarm2/MAINTAINERS +++ b/board/freescale/mx6qarm2/MAINTAINERS @@ -6,3 +6,5 @@ F: board/freescale/mx6qarm2/ F: include/configs/mx6qarm2.h F: configs/mx6qarm2_defconfig F: configs/mx6dlarm2_defconfig +F: configs/mx6qarm2_lpddr2_defconfig +F: configs/mx6dlarm2_lpddr2_defconfig diff --git a/board/freescale/mx6qarm2/imximage.cfg b/board/freescale/mx6qarm2/imximage.cfg index 710f34d..c85bde5 100644 --- a/board/freescale/mx6qarm2/imximage.cfg +++ b/board/freescale/mx6qarm2/imximage.cfg @@ -1,5 +1,5 @@ /* - * Copyright (C) 2011 Freescale Semiconductor, Inc. + * Copyright (C) 2011-2014 Freescale Semiconductor, Inc. * Jason Liu r64343@freescale.com * * SPDX-License-Identifier: GPL-2.0+ @@ -30,6 +30,185 @@ BOOT_FROM sd * Address absolute address of the register * value value to be stored in the register */ +#ifdef CONFIG_MX6DQ_LPDDR2 +/* DCD */ +DATA 4 0x020C4018 0x60324 + +DATA 4 0x020E05a8 0x00003038 +DATA 4 0x020E05b0 0x00003038 +DATA 4 0x020E0524 0x00003038 +DATA 4 0x020E051c 0x00003038 + +DATA 4 0x020E0518 0x00003038 +DATA 4 0x020E050c 0x00003038 +DATA 4 0x020E05b8 0x00003038 +DATA 4 0x020E05c0 0x00003038 + +DATA 4 0x020E05ac 0x00000038 +DATA 4 0x020E05b4 0x00000038 +DATA 4 0x020E0528 0x00000038 +DATA 4 0x020E0520 0x00000038 + +DATA 4 0x020E0514 0x00000038 +DATA 4 0x020E0510 0x00000038 +DATA 4 0x020E05bc 0x00000038 +DATA 4 0x020E05c4 0x00000038 + +DATA 4 0x020E056c 0x00000038 +DATA 4 0x020E0578 0x00000038 +DATA 4 0x020E0588 0x00000038 +DATA 4 0x020E0594 0x00000038 + +DATA 4 0x020E057c 0x00000038 +DATA 4 0x020E0590 0x00000038 +DATA 4 0x020E0598 0x00000038 +DATA 4 0x020E058c 0x00000000 + +DATA 4 0x020E059c 0x00000038 +DATA 4 0x020E05a0 0x00000038 +DATA 4 0x020E0784 0x00000038 +DATA 4 0x020E0788 0x00000038 + +DATA 4 0x020E0794 0x00000038 +DATA 4 0x020E079c 0x00000038 +DATA 4 0x020E07a0 0x00000038 +DATA 4 0x020E07a4 0x00000038 + +DATA 4 0x020E07a8 0x00000038 +DATA 4 0x020E0748 0x00000038 +DATA 4 0x020E074c 0x00000038 +DATA 4 0x020E0750 0x00020000 + +DATA 4 0x020E0758 0x00000000 +DATA 4 0x020E0774 0x00020000 +DATA 4 0x020E078c 0x00000038 +DATA 4 0x020E0798 0x00080000 + +DATA 4 0x021b001c 0x00008000 +DATA 4 0x021b401c 0x00008000 + +DATA 4 0x021b085c 0x1b5f01ff +DATA 4 0x021b485c 0x1b5f01ff + +DATA 4 0x021b0800 0xa1390000 +DATA 4 0x021b4800 0xa1390000 + +DATA 4 0x021b0890 0x00400000 +DATA 4 0x021b4890 0x00400000 + +DATA 4 0x021b48bc 0x00055555 + +DATA 4 0x021b08b8 0x00000800 +DATA 4 0x021b48b8 0x00000800 + +DATA 4 0x021b081c 0x33333333 +DATA 4 0x021b0820 0x33333333 +DATA 4 0x021b0824 0x33333333 +DATA 4 0x021b0828 0x33333333 +DATA 4 0x021b481c 0x33333333 +DATA 4 0x021b4820 0x33333333 +DATA 4 0x021b4824 0x33333333 +DATA 4 0x021b4828 0x33333333 + +DATA 4 0x021b082c 0xf3333333 +DATA 4 0x021b0830 0xf3333333 +DATA 4 0x021b0834 0xf3333333 +DATA 4 0x021b0838 0xf3333333 +DATA 4 0x021b482c 0xf3333333 +DATA 4 0x021b4830 0xf3333333 +DATA 4 0x021b4834 0xf3333333 +DATA 4 0x021b4838 0xf3333333 + +DATA 4 0x021b0848 0x49383b39 +DATA 4 0x021b0850 0x30364738 +DATA 4 0x021b4848 0x3e3c3846 +DATA 4 0x021b4850 0x4c294b35 + +DATA 4 0x021b083c 0x20000000 +DATA 4 0x021b0840 0x0 +DATA 4 0x021b483c 0x20000000 +DATA 4 0x021b4840 0x0 + +DATA 4 0x021b0858 0xf00 +DATA 4 0x021b4858 0xf00 + +DATA 4 0x021b08b8 0x800 +DATA 4 0x021b48b8 0x800 + +DATA 4 0x021b000c 0x555a61a5 +DATA 4 0x021b0004 0x20036 +DATA 4 0x021b0010 0x160e83 +DATA 4 0x021b0014 0xdd +DATA 4 0x021b0018 0x8174c +DATA 4 0x021b002c 0xf9f26d2 +DATA 4 0x021b0030 0x20e +DATA 4 0x021b0038 0x200aac +DATA 4 0x021b0008 0x0 + +DATA 4 0x021b0040 0x5f + +DATA 4 0x021b0000 0xc3010000 + +DATA 4 0x021b400c 0x555a61a5 +DATA 4 0x021b4004 0x20036 +DATA 4 0x021b4010 0x160e83 +DATA 4 0x021b4014 0xdd +DATA 4 0x021b4018 0x8174c +DATA 4 0x021b402c 0xf9f26d2 +DATA 4 0x021b4030 0x20e +DATA 4 0x021b4038 0x200aac +DATA 4 0x021b4008 0x0 + +DATA 4 0x021b4040 0x3f +DATA 4 0x021b4000 0xc3010000 + +DATA 4 0x021b001c 0x3f8030 +DATA 4 0x021b001c 0xff0a8030 +DATA 4 0x021b001c 0xc2018030 +DATA 4 0x021b001c 0x6028030 +DATA 4 0x021b001c 0x2038030 + +DATA 4 0x021b401c 0x3f8030 +DATA 4 0x021b401c 0xff0a8030 +DATA 4 0x021b401c 0xc2018030 +DATA 4 0x021b401c 0x6028030 +DATA 4 0x021b401c 0x2038030 + +DATA 4 0x021b0800 0xa1390003 +DATA 4 0x021b4800 0xa1390003 + +DATA 4 0x021b0020 0x7800 +DATA 4 0x021b4020 0x7800 + +DATA 4 0x021b0818 0x0 +DATA 4 0x021b4818 0x0 + +DATA 4 0x021b0800 0xa1390003 +DATA 4 0x021b4800 0xa1390003 + +DATA 4 0x021b08b8 0x800 +DATA 4 0x021b48b8 0x800 + +DATA 4 0x021b001c 0x0 +DATA 4 0x021b401c 0x0 + +DATA 4 0x021b0404 0x00011006 + +DATA 4 0x020c4068 0x00C03F3F +DATA 4 0x020c406c 0x0030FC03 +DATA 4 0x020c4070 0x0FFFC000 +DATA 4 0x020c4074 0x3FF00000 +DATA 4 0x020c4078 0x00FFF300 +DATA 4 0x020c407c 0x0F0000C3 +DATA 4 0x020c4080 0x000003FF + +/* enable AXI cache for VDOA/VPU/IPU */ +DATA 4 0x020e0010 0xF00000CF +/* set IPU AXI-id0 Qos=0xf(bypass) AXI-id1 Qos=0x7 */ +DATA 4 0x020e0018 0x007F007F +DATA 4 0x020e001c 0x007F007F + +#else DATA 4 0x020e05a8 0x00000030 DATA 4 0x020e05b0 0x00000030 DATA 4 0x020e0524 0x00000030 @@ -142,12 +321,8 @@ DATA 4 0x021b48b8 0x00000800 DATA 4 0x021b001c 0x00000000 DATA 4 0x021b0404 0x00011006
-DATA 4 0x020e0010 0xF00000FF -DATA 4 0x020e0018 0x00070007 -DATA 4 0x020e001c 0x00070007 - DATA 4 0x020c4068 0x00C03F3F -DATA 4 0x020c406c 0x0030FC00 +DATA 4 0x020c406c 0x0030FC03 DATA 4 0x020c4070 0x0FFFC000 DATA 4 0x020c4074 0x3FF00000 DATA 4 0x020c4078 0x00FFF300 @@ -159,3 +334,5 @@ DATA 4 0x020e0010 0xF00000CF /* set IPU AXI-id0 Qos=0xf(bypass) AXI-id1 Qos=0x7 */ DATA 4 0x020e0018 0x007F007F DATA 4 0x020e001c 0x007F007F + +#endif /* CONFIG_MX6DQ_LPDDR2 */ diff --git a/board/freescale/mx6qarm2/imximage_mx6dl.cfg b/board/freescale/mx6qarm2/imximage_mx6dl.cfg index eef723c..ae8dcc6 100644 --- a/board/freescale/mx6qarm2/imximage_mx6dl.cfg +++ b/board/freescale/mx6qarm2/imximage_mx6dl.cfg @@ -30,6 +30,324 @@ BOOT_FROM sd * Address absolute address of the register * value value to be stored in the register */ + + + +#ifdef CONFIG_MX6DL_LPDDR2 + +/* IOMUX SETTINGS */ +/* IOMUXC_SW_PAD_CTL_PAD_DRAM_SDQS0 */ +DATA 4 0x020E04bc 0x00003028 +/* IOMUXC_SW_PAD_CTL_PAD_DRAM_SDQS1 */ +DATA 4 0x020E04c0 0x00003028 +/* IOMUXC_SW_PAD_CTL_PAD_DRAM_SDQS2 */ +DATA 4 0x020E04c4 0x00003028 +/* IOMUXC_SW_PAD_CTL_PAD_DRAM_SDQS3 */ +DATA 4 0x020E04c8 0x00003028 +/* IOMUXC_SW_PAD_CTL_PAD_DRAM_SDQS4 */ +DATA 4 0x020E04cc 0x00003028 +/* IOMUXC_SW_PAD_CTL_PAD_DRAM_SDQS5 */ +DATA 4 0x020E04d0 0x00003028 +/* IOMUXC_SW_PAD_CTL_PAD_DRAM_SDQS6 */ +DATA 4 0x020E04d4 0x00003028 +/* IOMUXC_SW_PAD_CTL_PAD_DRAM_SDQS7 */ +DATA 4 0x020E04d8 0x00003028 + +/* IOMUXC_SW_PAD_CTL_PAD_DRAM_DQM0 */ +DATA 4 0x020E0470 0x00000038 +/* IOMUXC_SW_PAD_CTL_PAD_DRAM_DQM1 */ +DATA 4 0x020E0474 0x00000038 +/* IOMUXC_SW_PAD_CTL_PAD_DRAM_DQM2 */ +DATA 4 0x020E0478 0x00000038 +/* IOMUXC_SW_PAD_CTL_PAD_DRAM_DQM3 */ +DATA 4 0x020E047c 0x00000038 +/* IOMUXC_SW_PAD_CTL_PAD_DRAM_DQM4 */ +DATA 4 0x020E0480 0x00000038 +/* IOMUXC_SW_PAD_CTL_PAD_DRAM_DQM5 */ +DATA 4 0x020E0484 0x00000038 +/* IOMUXC_SW_PAD_CTL_PAD_DRAM_DQM6 */ +DATA 4 0x020E0488 0x00000038 +/* IOMUXC_SW_PAD_CTL_PAD_DRAM_DQM7 */ +DATA 4 0x020E048c 0x00000038 +/* IOMUXC_SW_PAD_CTL_PAD_DRAM_CAS */ +DATA 4 0x020E0464 0x00000038 +/* IOMUXC_SW_PAD_CTL_PAD_DRAM_RAS */ +DATA 4 0x020E0490 0x00000038 +/* IOMUXC_SW_PAD_CTL_PAD_DRAM_SDCLK_0 */ +DATA 4 0x020E04ac 0x00000038 +/* IOMUXC_SW_PAD_CTL_PAD_DRAM_SDCLK_1 */ +DATA 4 0x020E04b0 0x00000038 +/* IOMUXC_SW_PAD_CTL_PAD_DRAM_RESET */ +DATA 4 0x020E0494 0x00000038 +/* IOMUXC_SW_PAD_CTL_PAD_DRAM_SDCKE0 */ +DATA 4 0x020E04a4 0x00000038 +/* IOMUXC_SW_PAD_CTL_PAD_DRAM_SDCKE1 */ +DATA 4 0x020E04a8 0x00000038 +/* + * IOMUXC_SW_PAD_CTL_PAD_DRAM_SDBA2 + * DSE can be configured using Group Control Register: + * IOMUXC_SW_PAD_CTL_GRP_CTLDS + */ +DATA 4 0x020E04a0 0x00000000 +/* IOMUXC_SW_PAD_CTL_PAD_DRAM_SDODT0 */ +DATA 4 0x020E04b4 0x00000038 +/* IOMUXC_SW_PAD_CTL_PAD_DRAM_SDODT1 */ +DATA 4 0x020E04b8 0x00000038 +/* IOMUXC_SW_PAD_CTL_GRP_B0DS */ +DATA 4 0x020E0764 0x00000038 +/* IOMUXC_SW_PAD_CTL_GRP_B1DS */ +DATA 4 0x020E0770 0x00000038 +/* IOMUXC_SW_PAD_CTL_GRP_B2DS */ +DATA 4 0x020E0778 0x00000038 +/* IOMUXC_SW_PAD_CTL_GRP_B3DS */ +DATA 4 0x020E077c 0x00000038 +/* IOMUXC_SW_PAD_CTL_GRP_B4DS */ +DATA 4 0x020E0780 0x00000038 +/* IOMUXC_SW_PAD_CTL_GRP_B5DS */ +DATA 4 0x020E0784 0x00000038 +/* IOMUXC_SW_PAD_CTL_GRP_B6DS */ +DATA 4 0x020E078c 0x00000038 +/* IOMUXC_SW_PAD_CTL_GRP_B7DS */ +DATA 4 0x020E0748 0x00000038 +/* IOMUXC_SW_PAD_CTL_GRP_ADDDS */ +DATA 4 0x020E074c 0x00000038 +/* IOMUXC_SW_PAD_CTL_GRP_CTLDS */ +DATA 4 0x020E076c 0x00000038 +/* IOMUXC_SW_PAD_CTL_GRP_DDRMODE_CTL */ +DATA 4 0x020E0750 0x00020000 +/* IOMUXC_SW_PAD_CTL_GRP_DDRPKE */ +DATA 4 0x020E0754 0x00000000 +/* IOMUXC_SW_PAD_CTL_GRP_DDRMODE */ +DATA 4 0x020E0760 0x00020000 +/* IOMUXC_SW_PAD_CTL_GRP_DDR_TYPE */ +DATA 4 0x020E0774 0x00080000 + +/* + * DDR Controller Registers + * + * Manufacturer: Mocron + * Device Part Number: MT42L64M64D2KH-18 + * Clock Freq.: 528MHz + * MMDC channels: Both MMDC0, MMDC1 + *Density per CS in Gb: 256M + * Chip Selects used: 2 + * Number of Banks: 8 + * Row address: 14 + * Column address: 9 + * Data bus width 32 + */ + +/* MMDC_P0_BASE_ADDR = 0x021b0000 */ +/* MMDC_P1_BASE_ADDR = 0x021b4000 */ + +/* MMDC0_MDSCR, set the Configuration request bit during MMDC set up */ +DATA 4 0x021b001c 0x00008000 + +/* MMDC0_MDSCR, set the Configuration request bit during MMDC set up */ +DATA 4 0x021b401c 0x00008000 + +/*LPDDR2 ZQ params */ +DATA 4 0x021b085c 0x1b5f01ff +DATA 4 0x021b485c 0x1b5f01ff + +/* Calibration setup. */ +/* DDR_PHY_P0_MPZQHWCTRL, enable on time ZQ calibration */ +DATA 4 0x021b0800 0xa1390003 + +/*ca bus abs delay */ +DATA 4 0x021b0890 0x00400000 +/*ca bus abs delay */ +DATA 4 0x021b4890 0x00400000 +/* values of 20,40,50,60,7f tried. no difference seen */ + +/* DDR_PHY_P1_MPWRCADL */ +DATA 4 0x021b48bc 0x00055555 + +/*frc_msr.*/ +DATA 4 0x021b08b8 0x00000800 +/*frc_msr.*/ +DATA 4 0x021b48b8 0x00000800 + +/* DDR_PHY_P0_MPREDQBY0DL3 */ +DATA 4 0x021b081c 0x33333333 +/* DDR_PHY_P0_MPREDQBY1DL3 */ +DATA 4 0x021b0820 0x33333333 +/* DDR_PHY_P0_MPREDQBY2DL3 */ +DATA 4 0x021b0824 0x33333333 +/* DDR_PHY_P0_MPREDQBY3DL3 */ +DATA 4 0x021b0828 0x33333333 +/* DDR_PHY_P1_MPREDQBY0DL3 */ +DATA 4 0x021b481c 0x33333333 +/* DDR_PHY_P1_MPREDQBY1DL3 */ +DATA 4 0x021b4820 0x33333333 +/* DDR_PHY_P1_MPREDQBY2DL3 */ +DATA 4 0x021b4824 0x33333333 +/* DDR_PHY_P1_MPREDQBY3DL3 */ +DATA 4 0x021b4828 0x33333333 + +/* + * Read and write data delay, per byte. + * For optimized DDR operation it is recommended to run mmdc_calibration + * on your board, and replace 4 delay register assigns with resulted values + * Note: + * a. DQS gating is not relevant for LPDDR2. DSQ gating calibration section + * should be skipped, or the write/read calibration comming after that + * will stall + * b. The calibration code that runs for both MMDC0 & MMDC1 should be used. + */ + +DATA 4 0x021b0848 0x4b4b524f +DATA 4 0x021b4848 0x494f4c44 + +DATA 4 0x021b0850 0x3c3d303c +DATA 4 0x021b4850 0x3c343d38 + +/*dqs gating dis */ +DATA 4 0x021b083c 0x20000000 +DATA 4 0x021b0840 0x0 +DATA 4 0x021b483c 0x20000000 +DATA 4 0x021b4840 0x0 + +/*clk delay */ +DATA 4 0x021b0858 0xa00 +/*clk delay */ +DATA 4 0x021b4858 0xa00 + +/*frc_msr */ +DATA 4 0x021b08b8 0x00000800 +/*frc_msr */ +DATA 4 0x021b48b8 0x00000800 +/* Calibration setup end */ + +/* Channel0 - startng address 0x80000000 */ +/* MMDC0_MDCFG0 */ +DATA 4 0x021b000c 0x34386145 + +/* MMDC0_MDPDC */ +DATA 4 0x021b0004 0x00020036 +/* MMDC0_MDCFG1 */ +DATA 4 0x021b0010 0x00100c83 +/* MMDC0_MDCFG2 */ +DATA 4 0x021b0014 0x000000Dc +/* MMDC0_MDMISC */ +DATA 4 0x021b0018 0x0000174C +/* MMDC0_MDRWD;*/ +DATA 4 0x021b002c 0x0f9f26d2 +/* MMDC0_MDOR */ +DATA 4 0x021b0030 0x0000020e +/* MMDC0_MDCFG3LP */ +DATA 4 0x021b0038 0x00190778 +/* MMDC0_MDOTC */ +DATA 4 0x021b0008 0x00000000 + +/* CS0_END */ +DATA 4 0x021b0040 0x0000005f +/* ROC */ +DATA 4 0x021b0404 0x0000000f + +/* MMDC0_MDCTL */ +DATA 4 0x021b0000 0xc3010000 + +/* Channel1 - starting address 0x10000000 */ +/* MMDC1_MDCFG0 */ +DATA 4 0x021b400c 0x34386145 + +/* MMDC1_MDPDC */ +DATA 4 0x021b4004 0x00020036 +/* MMDC1_MDCFG1 */ +DATA 4 0x021b4010 0x00100c83 +/* MMDC1_MDCFG2 */ +DATA 4 0x021b4014 0x000000Dc +/* MMDC1_MDMISC */ +DATA 4 0x021b4018 0x0000174C +/* MMDC1_MDRWD;*/ +DATA 4 0x021b402c 0x0f9f26d2 +/* MMDC1_MDOR */ +DATA 4 0x021b4030 0x0000020e +/* MMDC1_MDCFG3LP */ +DATA 4 0x021b4038 0x00190778 +/* MMDC1_MDOTC */ +DATA 4 0x021b4008 0x00000000 + +/* CS0_END */ +DATA 4 0x021b4040 0x0000003f + +/* MMDC1_MDCTL */ +DATA 4 0x021b4000 0xc3010000 + +/* Channel0 : Configure DDR device:*/ +/* MRW: BA=0 CS=0 MR_ADDR=63 MR_OP=0 */ +DATA 4 0x021b001c 0x003f8030 +/* MRW: BA=0 CS=0 MR_ADDR=10 MR_OP=ff */ +DATA 4 0x021b001c 0xff0a8030 +/* MRW: BA=0 CS=0 MR_ADDR=1 MR_OP=a2 */ +DATA 4 0x021b001c 0xa2018030 +/* MRW: BA=0 CS=0 MR_ADDR=2 MR_OP=6. tcl=8, tcwl=4 */ +DATA 4 0x021b001c 0x06028030 +/* MRW: BA=0 CS=0 MR_ADDR=3 MR_OP=2.drive=240/6 */ +DATA 4 0x021b001c 0x01038030 + +/* Channel1 : Configure DDR device:*/ +/* MRW: BA=0 CS=0 MR_ADDR=63 MR_OP=0 */ +DATA 4 0x021b401c 0x003f8030 +/* MRW: BA=0 CS=0 MR_ADDR=10 MR_OP=ff */ +DATA 4 0x021b401c 0xff0a8030 +/* MRW: BA=0 CS=0 MR_ADDR=1 MR_OP=a2 */ +DATA 4 0x021b401c 0xa2018030 +/* MRW: BA=0 CS=0 MR_ADDR=2 MR_OP=6. tcl=8, tcwl=4 */ +DATA 4 0x021b401c 0x06028030 +/* MRW: BA=0 CS=0 MR_ADDR=3 MR_OP=2.drive=240/6 */ +DATA 4 0x021b401c 0x01038030 + +/* MMDC0_MDREF */ +DATA 4 0x021b0020 0x00005800 +/* MMDC1_MDREF */ +DATA 4 0x021b4020 0x00005800 + +/* DDR_PHY_P0_MPODTCTRL */ +DATA 4 0x021b0818 0x0 +/* DDR_PHY_P1_MPODTCTRL */ +DATA 4 0x021b4818 0x0 + +/* + * calibration values based on calibration compare of 0x00ffff00: + * Note, these calibration values are based on Freescale's board + * May need to run calibration on target board to fine tune these + */ + +/* DDR_PHY_P0_MPZQHWCTRL, enable automatic ZQ calibration */ +DATA 4 0x021b0800 0xa1310003 + +/* DDR_PHY_P0_MPMUR0, frc_msr */ +DATA 4 0x021b08b8 0x00000800 +/* DDR_PHY_P1_MPMUR0, frc_msr */ +DATA 4 0x021b48b8 0x00000800 + +/* + * MMDC0_MDSCR, clear this register + * (especially the configuration bit as initialization is complete) + */ +DATA 4 0x021b001c 0x00000000 +/* + * MMDC0_MDSCR, clear this register + * (especially the configuration bit as initialization is complete) + */ +DATA 4 0x021b401c 0x00000000 + +DATA 4 0x020c4068 0x00C03F3F +DATA 4 0x020c406c 0x0030FC03 +DATA 4 0x020c4070 0x0FFFC000 +DATA 4 0x020c4074 0x3FF00000 +DATA 4 0x020c4078 0x00FFF300 +DATA 4 0x020c407c 0x0F0000C3 +DATA 4 0x020c4080 0x000003FF + +DATA 4 0x020e0010 0xF00000CF +DATA 4 0x020e0018 0x007F007F +DATA 4 0x020e001c 0x007F007F + +#else /* CONFIG_MX6DL_LPDDR2 */ + DATA 4 0x020e0798 0x000c0000 DATA 4 0x020e0758 0x00000000 DATA 4 0x020e0588 0x00000030 @@ -141,3 +459,4 @@ DATA 4 0x020c4080 0x000003FF DATA 4 0x020e0010 0xF00000CF DATA 4 0x020e0018 0x007F007F DATA 4 0x020e001c 0x007F007F +#endif /* CONFIG_MX6DL_LPDDR2 */ diff --git a/board/freescale/mx6qarm2/mx6qarm2.c b/board/freescale/mx6qarm2/mx6qarm2.c index f2e577d..667dca5 100644 --- a/board/freescale/mx6qarm2/mx6qarm2.c +++ b/board/freescale/mx6qarm2/mx6qarm2.c @@ -32,7 +32,12 @@ DECLARE_GLOBAL_DATA_PTR;
int dram_init(void) { - gd->ram_size = get_ram_size((void *)PHYS_SDRAM, PHYS_SDRAM_SIZE); +#if defined(CONFIG_MX6DL) && !defined(CONFIG_MX6DL_LPDDR2) && \ + defined(CONFIG_DDR_32BIT) + gd->ram_size = ((phys_size_t)CONFIG_DDR_MB * 1024 * 1024) / 2; +#else + gd->ram_size = (phys_size_t)CONFIG_DDR_MB * 1024 * 1024; +#endif
return 0; } diff --git a/configs/mx6dlarm2_defconfig b/configs/mx6dlarm2_defconfig index b4b78e5..de0193f 100644 --- a/configs/mx6dlarm2_defconfig +++ b/configs/mx6dlarm2_defconfig @@ -1,3 +1,3 @@ -CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=board/freescale/mx6qarm2/imximage_mx6dl.cfg,MX6DL" +CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=board/freescale/mx6qarm2/imximage_mx6dl.cfg,MX6DL,DDR_MB=2048" CONFIG_ARM=y CONFIG_TARGET_MX6QARM2=y diff --git a/configs/mx6dlarm2_lpddr2_defconfig b/configs/mx6dlarm2_lpddr2_defconfig new file mode 100644 index 0000000..cc432cf --- /dev/null +++ b/configs/mx6dlarm2_lpddr2_defconfig @@ -0,0 +1,3 @@ +CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=board/freescale/mx6qarm2/imximage_mx6dl.cfg,MX6DL,MX6DL_LPDDR2,DDR_MB=512" +CONFIG_ARM=y +CONFIG_TARGET_MX6QARM2=y diff --git a/configs/mx6qarm2_defconfig b/configs/mx6qarm2_defconfig index a251615..3fe3559 100644 --- a/configs/mx6qarm2_defconfig +++ b/configs/mx6qarm2_defconfig @@ -1,3 +1,3 @@ -CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=board/freescale/mx6qarm2/imximage.cfg,MX6Q" +CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=board/freescale/mx6qarm2/imximage.cfg,MX6Q,DDR_MB=2048" CONFIG_ARM=y CONFIG_TARGET_MX6QARM2=y diff --git a/configs/mx6qarm2_lpddr2_defconfig b/configs/mx6qarm2_lpddr2_defconfig new file mode 100644 index 0000000..491e22a --- /dev/null +++ b/configs/mx6qarm2_lpddr2_defconfig @@ -0,0 +1,3 @@ +CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=board/freescale/mx6qarm2/imximage.cfg,MX6Q,MX6DQ_LPDDR2,DDR_MB=512" +CONFIG_ARM=y +CONFIG_TARGET_MX6QARM2=y diff --git a/include/configs/mx6qarm2.h b/include/configs/mx6qarm2.h index ed57e4a..6e01fa0 100644 --- a/include/configs/mx6qarm2.h +++ b/include/configs/mx6qarm2.h @@ -168,11 +168,6 @@ /* Physical Memory Map */ #define CONFIG_NR_DRAM_BANKS 1 #define PHYS_SDRAM MMDC0_ARB_BASE_ADDR -#ifdef CONFIG_DDR_32BIT -#define PHYS_SDRAM_SIZE (1u * 1024 * 1024 * 1024) -#else -#define PHYS_SDRAM_SIZE (2u * 1024 * 1024 * 1024) -#endif
#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM #define CONFIG_SYS_INIT_RAM_ADDR IRAM_BASE_ADDR