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-rw-r--r--tcl/chip/st/spear/spear3xx.tcl36
1 files changed, 36 insertions, 0 deletions
diff --git a/tcl/chip/st/spear/spear3xx.tcl b/tcl/chip/st/spear/spear3xx.tcl
index f807c25a..17ab228e 100644
--- a/tcl/chip/st/spear/spear3xx.tcl
+++ b/tcl/chip/st/spear/spear3xx.tcl
@@ -78,3 +78,39 @@ proc sp3xx_common_init {} {
mww 0xfca80098 0x80000007
mww 0xfca8009c 0x80000007
}
+
+
+# Specific init scripts for ST SPEAr310 system on chip
+proc sp310_init {} {
+ mww 0xb4000008 0x00002ff4 ;# RAS function enable
+
+ mww 0xfca80050 0x00000001 ;# Enable clk mem port 1
+
+ mww 0xfca8013c 0x2f7bc210 ;# plgpio_pad_drv
+ mww 0xfca80140 0x017bdef6
+}
+
+proc sp310_emi_init {} {
+ # set EMI pad strength
+ mmw 0xfca80134 0x0e000000 0x00000000
+ mmw 0xfca80138 0x0e739ce7 0x00000000
+ mmw 0xfca8013c 0x00039ce7 0x00000000
+
+ # set safe EMI timing as in BootROM
+ #mww 0x4f000000 0x0000000f ;# tAP_0_reg
+ #mww 0x4f000004 0x00000000 ;# tSDP_0_reg
+ #mww 0x4f000008 0x000000ff ;# tDPw_0_reg
+ #mww 0x4f00000c 0x00000111 ;# tDPr_0_reg
+ #mww 0x4f000010 0x00000002 ;# tDCS_0_reg
+
+ # set fast EMI timing as in Linux
+ mww 0x4f000000 0x00000010 ;# tAP_0_reg
+ mww 0x4f000004 0x00000005 ;# tSDP_0_reg
+ mww 0x4f000008 0x0000000a ;# tDPw_0_reg
+ mww 0x4f00000c 0x0000000a ;# tDPr_0_reg
+ mww 0x4f000010 0x00000005 ;# tDCS_0_re
+
+ # 32bit wide, 8/16/32bit access
+ mww 0x4f000014 0x0000000e ;# control_0_reg
+ mww 0x4f000094 0x0000003f ;# ack_reg
+}