diff options
Diffstat (limited to 'tcl/target/imx.cfg')
-rw-r--r-- | tcl/target/imx.cfg | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/tcl/target/imx.cfg b/tcl/target/imx.cfg new file mode 100644 index 0000000..16773fa --- /dev/null +++ b/tcl/target/imx.cfg @@ -0,0 +1,30 @@ +# utility fn's for Freescale i.MX series + +global TARGETNAME +set TARGETNAME $_TARGETNAME + +# rewrite commands of the form below to arm11 mcr... +# Data.Set c15:0x042f %long 0x40000015 +proc setc15 {regs value} { + global TARGETNAME + + echo [format "set p15 0x%04x, 0x%08x" $regs $value] + + arm11 mcr $TARGETNAME 15 [expr ($regs>>12)&0x7] [expr ($regs>>0)&0xf] [expr ($regs>>4)&0xf] [expr ($regs>>8)&0x7] $value +} + + +proc imx3x_reset {} { + # this reset script comes from the Freescale PDK + # + # http://www.freescale.com/webapp/sps/site/prod_summary.jsp?code=IMX35PDK + + echo "Target Setup: initialize DRAM controller and peripherals" + +# Data.Set c15:0x01 %long 0x00050078 + setc15 0x01 0x00050078 + + echo "configuring CP15 for enabling the peripheral bus" +# Data.Set c15:0x042f %long 0x40000015 + setc15 0x042f 0x40000015 +} |