From 3a21773129f6ef218f1978d05a1a5d5cf6801ab6 Mon Sep 17 00:00:00 2001 From: Fabio Estevam Date: Fri, 3 Jan 2014 15:55:58 -0200 Subject: mx6: Add initial support for the Hummingboard solo SolidRun has designed the Hummingboard board based on mx6q/dl/solo. Add the initial support for the mx6 solo variant. More information about this hardware can be found at: http://imx.solid-run.com/wiki/index.php?title=Carrier-One_Hardware (Carrier-One was the previous name of Hummingboard). Based on the work from Jon Nettleton . Signed-off-by: Jon Nettleton Signed-off-by: Fabio Estevam --- board/solidrun/mx6-microsom/800mhz_2x128mx16.cfg | 74 +++++++++++++++++++++ board/solidrun/mx6-microsom/clocks.cfg | 33 ++++++++++ .../mx6-microsom/ddr-800mhz-32bit-setup.cfg | 76 ++++++++++++++++++++++ 3 files changed, 183 insertions(+) create mode 100644 board/solidrun/mx6-microsom/800mhz_2x128mx16.cfg create mode 100644 board/solidrun/mx6-microsom/clocks.cfg create mode 100644 board/solidrun/mx6-microsom/ddr-800mhz-32bit-setup.cfg (limited to 'board/solidrun/mx6-microsom') diff --git a/board/solidrun/mx6-microsom/800mhz_2x128mx16.cfg b/board/solidrun/mx6-microsom/800mhz_2x128mx16.cfg new file mode 100644 index 0000000..40747ab --- /dev/null +++ b/board/solidrun/mx6-microsom/800mhz_2x128mx16.cfg @@ -0,0 +1,74 @@ +/* + * Copyright (C) 2013 Boundary Devices + * Copyright (C) 2013 SolidRun ltd. + * Copyright (C) 2013 Jon Nettleton + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +/* ZQ Calibrations */ +DATA 4, MX6_MMDC_P0_MPZQHWCTRL, 0xa1390003 +DATA 4, MX6_MMDC_P1_MPZQHWCTRL, 0xa1390003 +/* write leveling */ +DATA 4, MX6_MMDC_P0_MPWLDECTRL0, 0x005a0057 +DATA 4, MX6_MMDC_P0_MPWLDECTRL1, 0x004a0052 +/* + * DQS gating, read delay, write delay calibration values + * based on calibration compare of 0x00ffff00 + */ +DATA 4, MX6_MMDC_P0_MPDGCTRL0, 0x02480240 +DATA 4, MX6_MMDC_P0_MPDGCTRL1, 0x02340230 +DATA 4, MX6_MMDC_P0_MPRDDLCTL, 0x40404440 +DATA 4, MX6_MMDC_P0_MPWRDLCTL, 0x38343034 +/* read data bit 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 +/* Complete calibration by forced measurement */ +DATA 4, MX6_MMDC_P0_MPMUR0, 0x00000800 +DATA 4, MX6_MMDC_P1_MPMUR0, 0x00000800 + +/* + * MMDC init: + * in DDR3, 32-bit mode, only MMDC0 is initiated: + */ +DATA 4, MX6_MMDC_P0_MDPDC, 0x0002002d +DATA 4, MX6_MMDC_P0_MDOTC, 0x00333040 + +DATA 4, MX6_MMDC_P0_MDCFG0, 0x3f435313 +DATA 4, MX6_MMDC_P0_MDCFG1, 0xb66e8b63 + +DATA 4, MX6_MMDC_P0_MDCFG2, 0x01ff00db +DATA 4, MX6_MMDC_P0_MDMISC, 0x00011740 +DATA 4, MX6_MMDC_P0_MDSCR, 0x00008000 +DATA 4, MX6_MMDC_P0_MDRWD, 0x000026d2 +DATA 4, MX6_MMDC_P0_MDOR, 0x00431023 +/* CS0_END - 0x2fffffff, 512M */ +DATA 4, MX6_MMDC_P0_MDASP, 0x00000017 + +/* MMDC0_MAARCR ADOPT optimized priorities. Dyn jump disabled */ +DATA 4, 0x021b0400, 0x11420000 + +/* MMDC0_MDCTL- row-14bits; col-10bits; burst length 8;32-bit data bus */ +DATA 4, MX6_MMDC_P0_MDCTL, 0x83190000 + +/* + * Initialize 2GB DDR3 - Hynix H5TQ2G63BFR-H9C + * MR2 + */ +DATA 4, MX6_MMDC_P0_MDSCR, 0x00008032 +/* MR3 */ +DATA 4, MX6_MMDC_P0_MDSCR, 0x00008033 +/* MR1 */ +DATA 4, MX6_MMDC_P0_MDSCR, 0x00008031 +/* MR0 */ +DATA 4, MX6_MMDC_P0_MDSCR, 0x05208030 +/* ZQ calibration */ +DATA 4, MX6_MMDC_P0_MDSCR, 0x04008040 +/* final DDR setup */ +DATA 4, MX6_MMDC_P0_MDREF, 0x00007800 +DATA 4, MX6_MMDC_P0_MPODTCTRL, 0x00000007 +DATA 4, MX6_MMDC_P0_MDPDC, 0x0002556d +DATA 4, MX6_MMDC_P0_MAPSR, 0x00011006 +DATA 4, MX6_MMDC_P0_MDSCR, 0x00000000 diff --git a/board/solidrun/mx6-microsom/clocks.cfg b/board/solidrun/mx6-microsom/clocks.cfg new file mode 100644 index 0000000..1288811 --- /dev/null +++ b/board/solidrun/mx6-microsom/clocks.cfg @@ -0,0 +1,33 @@ +/* + * Copyright (C) 2013 Boundary Devices + * Copyright (C) 2013 SolidRun ltd. + * Copyright (C) 2013 Jon Nettleton + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +/* 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, 0xF00000CF +/* set IPU AXI-id0 Qos=0xf(bypass) AXI-id1 Qos=0x7 */ +DATA 4, MX6_IOMUXC_GPR6, 0x007F007F +DATA 4, MX6_IOMUXC_GPR7, 0x007F007F + +/* + * Setup CCM_CCOSR register as follows: + * + * cko1_en = 1 --> CKO1 enabled + * cko1_div = 111 --> divide by 8 + * cko1_sel = 1011 --> ahb_clk_root + * + * This sets CKO1 at ahb_clk_root/8 = 132/8 = 16.5 MHz + */ +DATA 4, CCM_CCOSR, 0x000000fb diff --git a/board/solidrun/mx6-microsom/ddr-800mhz-32bit-setup.cfg b/board/solidrun/mx6-microsom/ddr-800mhz-32bit-setup.cfg new file mode 100644 index 0000000..f92fc19 --- /dev/null +++ b/board/solidrun/mx6-microsom/ddr-800mhz-32bit-setup.cfg @@ -0,0 +1,76 @@ +/* + * Copyright (C) 2013 Boundary Devices + * Copyright (C) 2013 SolidRun ltd. + * Copyright (C) 2013 Jon Nettleton + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +/* + * 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 + */ +/* DDR IO TYPE */ +DATA 4, MX6_IOM_GRP_DDR_TYPE, 0x000c0000 +DATA 4, MX6_IOM_GRP_DDRPKE, 0x00000000 +/* Clock */ +DATA 4, MX6_IOM_DRAM_SDCLK_0, 0x00000028 +DATA 4, MX6_IOM_DRAM_SDCLK_1, 0x00000028 +/* Address */ +DATA 4, MX6_IOM_DRAM_CAS, 0x00000010 +DATA 4, MX6_IOM_DRAM_RAS, 0x00000010 +DATA 4, MX6_IOM_GRP_ADDDS, 0x00000010 +/* Control */ +DATA 4, MX6_IOM_DRAM_RESET, 0x00000010 +DATA 4, MX6_IOM_DRAM_SDCKE0, 0x00003000 +DATA 4, MX6_IOM_DRAM_SDCKE1, 0x00003000 +DATA 4, MX6_IOM_DRAM_SDBA2, 0x00000000 +DATA 4, MX6_IOM_DRAM_SDODT0, 0x00000010 +DATA 4, MX6_IOM_DRAM_SDODT1, 0x00000010 +DATA 4, MX6_IOM_GRP_CTLDS, 0x00000010 + +/* + * Data Strobe: IOMUXC_SW_PAD_CTL_GRP_DDRMODE_CTL - DDR_INPUT=0, CMOS, + * CMOS mode saves power, but have less timing margin in case of DDR + * timing issue on your board you can try DDR_MODE: [= 0x00020000] + */ +DATA 4, MX6_IOM_DDRMODE_CTL, 0x00020000 + +DATA 4, MX6_IOM_DRAM_SDQS0, 0x00000028 +DATA 4, MX6_IOM_DRAM_SDQS1, 0x00000028 +DATA 4, MX6_IOM_DRAM_SDQS2, 0x00000028 +DATA 4, MX6_IOM_DRAM_SDQS3, 0x00000028 +DATA 4, MX6_IOM_DRAM_SDQS4, 0x00000000 +DATA 4, MX6_IOM_DRAM_SDQS5, 0x00000000 +DATA 4, MX6_IOM_DRAM_SDQS6, 0x00000000 +DATA 4, MX6_IOM_DRAM_SDQS7, 0x00000000 + +/* + * DATA:IOMUXC_SW_PAD_CTL_GRP_DDRMODE - DDR_INPUT=0, CMOS, + * CMOS mode saves power, but have less timing margin in case of DDR + * timing issue on your board you can try DDR_MODE: [= 0x00020000] + */ +DATA 4, MX6_IOM_GRP_DDRMODE, 0x00020000 + +DATA 4, MX6_IOM_GRP_B0DS, 0x00000028 +DATA 4, MX6_IOM_GRP_B1DS, 0x00000028 +DATA 4, MX6_IOM_GRP_B2DS, 0x00000028 +DATA 4, MX6_IOM_GRP_B3DS, 0x00000028 +DATA 4, MX6_IOM_GRP_B4DS, 0x00000000 +DATA 4, MX6_IOM_GRP_B5DS, 0x00000000 +DATA 4, MX6_IOM_GRP_B6DS, 0x00000000 +DATA 4, MX6_IOM_GRP_B7DS, 0x00000000 + +DATA 4, MX6_IOM_DRAM_DQM0, 0x00000028 +DATA 4, MX6_IOM_DRAM_DQM1, 0x00000028 +DATA 4, MX6_IOM_DRAM_DQM2, 0x00000028 +DATA 4, MX6_IOM_DRAM_DQM3, 0x00000028 +DATA 4, MX6_IOM_DRAM_DQM4, 0x00000000 +DATA 4, MX6_IOM_DRAM_DQM5, 0x00000000 +DATA 4, MX6_IOM_DRAM_DQM6, 0x00000000 +DATA 4, MX6_IOM_DRAM_DQM7, 0x00000000 -- cgit v1.1