tcl/board/fsl_imx6q_sabresd.cfg

   1 # SPDX-License-Identifier: GPL-2.0-or-later
   2
   3 #
   4 # Board configuration file for the Freescale IMX6Q Sabre SD EVM
   5 #
   6 # This board does not have an embedded JTAG adapter, you must source
   7 # a suitable adapter configuration before sourcing this file.
   8
   9 # Sabre SD has a standard ARM-20 JTAG connector with
  10 # nTRST and nSRST available.
  11 reset_config trst_and_srst
  12
  13 # the only possible transport is JTAG
  14 transport select jtag
  15
  16 # iMX6Q POR gates JTAG and the chip is completely incommunicado
  17 # over JTAG for at least 10ms after nSRST is deasserted
  18 adapter srst delay 11
  19
  20 # Source generic iMX6Q target configuration
  21 set CHIPNAME imx6q
  22 source [find target/imx6.cfg]
  23
  24 # function to apply initial configuration after a reset. It
  25 # provides a basic pad configuration and also DDR memory and clocks
  26 # sufficient to load and execute a boot loader (e.g. barebox) from
  27 # DDR memory. This list is extracted from the barebox flash image
  28 # header.
  29 proc apply_dcd { } {
  30         mww 0x020e05a8 0x00000030
  31         mww 0x020e05b0 0x00000030
  32         mww 0x020e0524 0x00000030
  33         mww 0x020e051c 0x00000030
  34         mww 0x020e0518 0x00000030
  35         mww 0x020e050c 0x00000030
  36         mww 0x020e05b8 0x00000030
  37         mww 0x020e05c0 0x00000030
  38         mww 0x020e05ac 0x00020030
  39         mww 0x020e05b4 0x00020030
  40         mww 0x020e0528 0x00020030
  41         mww 0x020e0520 0x00020030
  42         mww 0x020e0514 0x00020030
  43         mww 0x020e0510 0x00020030
  44         mww 0x020e05bc 0x00020030
  45         mww 0x020e05c4 0x00020030
  46         mww 0x020e056c 0x00020030
  47         mww 0x020e0578 0x00020030
  48         mww 0x020e0588 0x00020030
  49         mww 0x020e0594 0x00020030
  50         mww 0x020e057c 0x00020030
  51         mww 0x020e0590 0x00003000
  52         mww 0x020e0598 0x00003000
  53         mww 0x020e058c 0x00000000
  54         mww 0x020e059c 0x00003030
  55         mww 0x020e05a0 0x00003030
  56         mww 0x020e0784 0x00000030
  57         mww 0x020e0788 0x00000030
  58         mww 0x020e0794 0x00000030
  59         mww 0x020e079c 0x00000030
  60         mww 0x020e07a0 0x00000030
  61         mww 0x020e07a4 0x00000030
  62         mww 0x020e07a8 0x00000030
  63         mww 0x020e0748 0x00000030
  64         mww 0x020e074c 0x00000030
  65         mww 0x020e0750 0x00020000
  66         mww 0x020e0758 0x00000000
  67         mww 0x020e0774 0x00020000
  68         mww 0x020e078c 0x00000030
  69         mww 0x020e0798 0x000c0000
  70         mww 0x021b081c 0x33333333
  71         mww 0x021b0820 0x33333333
  72         mww 0x021b0824 0x33333333
  73         mww 0x021b0828 0x33333333
  74         mww 0x021b481c 0x33333333
  75         mww 0x021b4820 0x33333333
  76         mww 0x021b4824 0x33333333
  77         mww 0x021b4828 0x33333333
  78         mww 0x021b0018 0x00081740
  79         mww 0x021b001c 0x00008000
  80         mww 0x021b000c 0x555a7975
  81         mww 0x021b0010 0xff538e64
  82         mww 0x021b0014 0x01ff00db
  83         mww 0x021b002c 0x000026d2
  84         mww 0x021b0030 0x005b0e21
  85         mww 0x021b0008 0x09444040
  86         mww 0x021b0004 0x00025576
  87         mww 0x021b0040 0x00000027
  88         mww 0x021b0000 0x831a0000
  89         mww 0x021b001c 0x04088032
  90         mww 0x021b001c 0x0408803a
  91         mww 0x021b001c 0x00008033
  92         mww 0x021b001c 0x0000803b
  93         mww 0x021b001c 0x00428031
  94         mww 0x021b001c 0x00428039
  95         mww 0x021b001c 0x09408030
  96         mww 0x021b001c 0x09408038
  97         mww 0x021b001c 0x04008040
  98         mww 0x021b001c 0x04008048
  99         mww 0x021b0800 0xa1380003
 100         mww 0x021b4800 0xa1380003
 101         mww 0x021b0020 0x00005800
 102         mww 0x021b0818 0x00022227
 103         mww 0x021b4818 0x00022227
 104         mww 0x021b083c 0x434b0350
 105         mww 0x021b0840 0x034c0359
 106         mww 0x021b483c 0x434b0350
 107         mww 0x021b4840 0x03650348
 108         mww 0x021b0848 0x4436383b
 109         mww 0x021b4848 0x39393341
 110         mww 0x021b0850 0x35373933
 111         mww 0x021b4850 0x48254A36
 112         mww 0x021b080c 0x001f001f
 113         mww 0x021b0810 0x001f001f
 114         mww 0x021b480c 0x00440044
 115         mww 0x021b4810 0x00440044
 116         mww 0x021b08b8 0x00000800
 117         mww 0x021b48b8 0x00000800
 118         mww 0x021b001c 0x00000000
 119         mww 0x021b0404 0x00011006
 120         mww 0x020c4068 0x00c03f3f
 121         mww 0x020c406c 0x0030fc03
 122         mww 0x020c4070 0x0fffc000
 123         mww 0x020c4074 0x3ff00000
 124         mww 0x020c4078 0x00fff300
 125         mww 0x020c407c 0x0f0000c3
 126         mww 0x020c4080 0x000003ff
 127         mww 0x020e0010 0xf00000cf
 128         mww 0x020e0018 0x007f007f
 129         mww 0x020e001c 0x007f007f
 130 }
 131
 132 # disable watchdog
 133 proc disable_wdog { } {
 134         mwh 0x020bc000 0x30
 135 }
 136
 137 # This function applies the initial configuration after a "reset init"
 138 # command
 139 proc imx6q_sabresd_init { } {
 140         disable_wdog
 141         apply_dcd
 142 }
 143
 144 # prevent cortex-a code from asserting SRST again
 145 $_TARGETNAME.0 configure -event reset-assert { }
 146 # hook the init function into the reset-init event
 147 $_TARGETNAME.0 configure -event reset-init { imx6q_sabresd_init }
 148 # set a slow default JTAG clock, can be overridden later
 149 adapter speed 1000