hwstub: introduce lua code for the STMP and Creative ZEN V/Mozaic

Change-Id: Ice5f509a2e0d2114436d4760f338b9203ef96691

1 files changed, 56 insertions, 0 deletions

diff --git a/utils/hwstub/tools/lua/zenv.lua b/utils/hwstub/tools/lua/zenv.lua
new file mode 100644
index 0000000000..5a6779c876
--- /dev/null
+++ b/utils/hwstub/tools/lua/zenv.lua
@@ -0,0 +1,56 @@
+--
+-- ZEN V
+--
+ZENV = {}
+
+function ZENV.lcd_send(cmd, data)
+    if #cmd == 1 and cmd[1] == 0x5c then
+        STMP.lcdif.set_word_length(16)
+        STMP.lcdif.set_data_swizzle("NONE")
+    else
+        STMP.lcdif.set_word_length(8)
+        STMP.lcdif.set_data_swizzle("NONE")
+    end
+    STMP.lcdif.send_pio(false, cmd)
+    STMP.lcdif.send_pio(true, data)
+end
+
+function ZENV.lcd_init()
+    STMP.pinctrl.lcdif.setup_system(16, false)
+    STMP.pinctrl.pin(3, 16).muxsel("GPIO")
+    STMP.pinctrl.pin(3, 16).disable()
+    if STMP.pinctrl.pin(3, 16).read() == 0 then
+        STMP.debug("ZENV: need lcd power init")
+        STMP.pinctrl.pin(0, 27).muxsel("GPIO")
+        STMP.pinctrl.pin(0, 27).enable()
+        STMP.pinctrl.pin(0, 27).set()
+    end
+
+    STMP.lcdif.init()
+    STMP.lcdif.set_system_timing(2, 2, 2, 2)
+    STMP.lcdif.set_reset(1)
+    STMP.lcdif.set_reset(0)
+    STMP.lcdif.set_reset(1)
+
+    ZENV.lcd_send({0xca}, {0x7f})
+    ZENV.lcd_send({0xa0}, {0x75})
+    ZENV.lcd_send({0xc7}, {0x08})
+    ZENV.lcd_send({0xbe}, {0x18})
+    ZENV.lcd_send({0xc1}, {0x7b, 0x69, 0x9f})
+    ZENV.lcd_send({0xb1}, {0x1f})
+    ZENV.lcd_send({0xb3}, {0x80})
+    ZENV.lcd_send({0xbb}, {0x00, 0x00, 0x00})
+    ZENV.lcd_send({0xad}, {0x8a})
+    ZENV.lcd_send({0xb0}, {0x00})
+    ZENV.lcd_send({0xd1}, {0x02})
+    ZENV.lcd_send({0xb9}, {})
+    ZENV.lcd_send({0x92}, {0x01})
+    ZENV.lcd_send({0xa2}, {0x80})
+    ZENV.lcd_send({0x9e}, {})
+    ZENV.lcd_send({0xa6}, {})
+    ZENV.lcd_send({0xaf}, {})
+end
+
+function ZENV.init()
+    ZENV.lcd_init()
+end