tcl/target|board: add configs for Alphascale asm9260t

This adds configs for Alphascale asm9260t ARM based SoC and
Evaluation Kit based on this chip.

Change-Id: Id8d3a1ef204e3ae84540c2693e3d62650ba82f73
Signed-off-by: Oleksij Rempel <linux@rempel-privat.de>
Reviewed-on: http://openocd.zylin.com/2515
Tested-by: jenkins
Reviewed-by: Paul Fertser <fercerpav@gmail.com>

diff --git a/tcl/board/alphascale_asm9260_ek.cfg b/tcl/board/alphascale_asm9260_ek.cfg
new file mode 100644 (file)
index 0000000..46e8a5b
--- /dev/null
+++ b/tcl/board/alphascale_asm9260_ek.cfg
@@ -0,0 +1,69 @@
+source [find target/alphascale_asm9260t.cfg]
+
+reset_config trst_and_srst
+
+$_TARGETNAME configure -event reset-init {
+       echo "Configure clock"
+       # Enable SRAM clk
+       mww 0x80040024 0x4
+       # Enable IRQ clk
+       mww 0x80040034 0x100
+       # Enable DMA0,1 clk
+       mww 0x80040024 0x600
+       # Make sysre syspll is enabled
+       mww 0x80040238 0x750
+       #CPU = PLLCLK/2
+       mww 0x8004017C 0x2
+       #SYSAHBCLK = CPUCLK/2
+       mww 0x80040180 0x2
+       # Set PLL freq to 480MHz
+       mww 0x80040100 480
+       # normally we shoul waiting here until we get 0x1 (0x80040104)&0x1)==0x0)
+       sleep 100
+
+       # select PLL as main source
+       mww 0x80040120 0x1
+       # disable and enble main clk to update changes?
+       mww 0x80040124 0x0
+       mww 0x80040124 0x1
+
+       echo "Configure memory"
+       #enable EMI CLK
+       mww 0x80040024 0x40
+
+       # configure memory controller for internal SRAM
+       mww 0x80700000 0x1188
+       # change default emi clk delay
+       mww 0x8004034C 0xA0503
+       # make sure chip_select_register2_low has correct value (why?)
+       mww 0x8070001c 0x20000000
+       # set type to sdram and size to 32MB
+       mww 0x8070005c 0xa
+       # configure internal SDRAM timing
+       mww 0x80700004 0x024996d9
+       # configure Static Memory timing
+       mww 0x80700094 0x00542b4f
+
+       echo "Configure uart4"
+       # enable pinctrl clk
+       mww 0x80040024 0x2000000
+       # mux GPIO3_0 and GPIO3_1 to UART4
+       mww 0x80044060 0x2
+       mww 0x80044064 0x2
+       # configure UART4CLKDIV
+       mww 0x800401a8 0x1
+       # enable uart4 clk
+       mww 0x80040024 0x8000
+       # clear softrst and clkgate on uart4
+       mww 0x80010008 0xC0000000
+       # set bandrate 115200 12M
+       mww 0x80010030 0x00062070
+       # enable Rx&Tx
+       mww 0x80010024 0x301
+       # clear hw control
+       mww 0x80010028 0xc000
+}
+
+$_TARGETNAME configure -work-area-phys 0x21ffe000 -work-area-virt 0xc1ffe000 -work-area-size 0x1000
+$_TARGETNAME arm7_9 fast_memory_access enable
+$_TARGETNAME arm7_9 dcc_downloads enable

diff --git a/tcl/target/alphascale_asm9260t.cfg b/tcl/target/alphascale_asm9260t.cfg
new file mode 100644 (file)
index 0000000..7892ea2
--- /dev/null
+++ b/tcl/target/alphascale_asm9260t.cfg
@@ -0,0 +1,25 @@
+if { [info exists CHIPNAME] } {
+       set _CHIPNAME $_CHIPNAME
+} else {
+       set _CHIPNAME asm9260t
+}
+
+if { [info exists ENDIAN] } {
+       set _ENDIAN $ENDIAN
+} else {
+       set _ENDIAN little
+}
+
+if { [info exists CPUTAPID] } {
+       set _CPUTAPID $CPUTAPID
+} else {
+       set _CPUTAPID 0x079264F3
+}
+
+# And srst_pulls_trst by chip design.
+reset_config srst_pulls_trst
+
+jtag newtap $_CHIPNAME cpu -irlen 4 -ircapture 0x1 -irmask 0xf -expected-id $_CPUTAPID
+
+set _TARGETNAME $_CHIPNAME.cpu
+target create $_TARGETNAME arm926ejs -endian $_ENDIAN -chain-position $_TARGETNAME