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-rw-r--r--utils/hwstub/tools/lua/irivere150.lua116
1 files changed, 116 insertions, 0 deletions
diff --git a/utils/hwstub/tools/lua/irivere150.lua b/utils/hwstub/tools/lua/irivere150.lua
new file mode 100644
index 0000000000..e5a0d26686
--- /dev/null
+++ b/utils/hwstub/tools/lua/irivere150.lua
@@ -0,0 +1,116 @@
+E150 = {}
+
+function E150.lcd_reg_write(reg, val)
+ ATJ.lcm.rs_command()
+ HW.YUV2RGB.FIFODATA.write(reg)
+ ATJ.lcm.rs_data()
+ HW.YUV2RGB.FIFODATA.write(val)
+end
+
+function E150.lcd_init()
+ ATJ.lcm.init()
+
+ ATJ.gpio.outen("PORTA", 16, 1)
+ ATJ.gpio.set("PORTA", 16 , 1)
+ hwstub.mdelay(10)
+ ATJ.gpio.set("PORTA", 16, 0)
+ hwstub.mdelay(10)
+ ATJ.gpio.set("PORTA", 16, 1)
+ hwstub.mdelay(10)
+
+ -- lcd controller init sequence matching HX8347-D
+ E150.lcd_reg_write(0xea, 0x00)
+ E150.lcd_reg_write(0xeb, 0x20)
+ E150.lcd_reg_write(0xec, 0x0f)
+ E150.lcd_reg_write(0xed, 0xc4)
+ E150.lcd_reg_write(0xe8, 0xc4)
+ E150.lcd_reg_write(0xe9, 0xc4)
+ E150.lcd_reg_write(0xf1, 0xc4)
+ E150.lcd_reg_write(0xf2, 0xc4)
+ E150.lcd_reg_write(0x27, 0xc4)
+ E150.lcd_reg_write(0x40, 0x00) -- gamma block start
+ E150.lcd_reg_write(0x41, 0x00)
+ E150.lcd_reg_write(0x42, 0x01)
+ E150.lcd_reg_write(0x43, 0x13)
+ E150.lcd_reg_write(0x44, 0x10)
+ E150.lcd_reg_write(0x45, 0x26)
+ E150.lcd_reg_write(0x46, 0x08)
+ E150.lcd_reg_write(0x47, 0x51)
+ E150.lcd_reg_write(0x48, 0x02)
+ E150.lcd_reg_write(0x49, 0x12)
+ E150.lcd_reg_write(0x4a, 0x18)
+ E150.lcd_reg_write(0x4b, 0x19)
+ E150.lcd_reg_write(0x4c, 0x14)
+ E150.lcd_reg_write(0x50, 0x19)
+ E150.lcd_reg_write(0x51, 0x2f)
+ E150.lcd_reg_write(0x52, 0x2c)
+ E150.lcd_reg_write(0x53, 0x3e)
+ E150.lcd_reg_write(0x54, 0x3f)
+ E150.lcd_reg_write(0x55, 0x3f)
+ E150.lcd_reg_write(0x56, 0x2e)
+ E150.lcd_reg_write(0x57, 0x77)
+ E150.lcd_reg_write(0x58, 0x0b)
+ E150.lcd_reg_write(0x59, 0x06)
+ E150.lcd_reg_write(0x5a, 0x07)
+ E150.lcd_reg_write(0x5b, 0x0d)
+ E150.lcd_reg_write(0x5c, 0x1d)
+ E150.lcd_reg_write(0x5d, 0xcc) -- gamma block end
+ E150.lcd_reg_write(0x1b, 0x1b)
+ E150.lcd_reg_write(0x1a, 0x01)
+ E150.lcd_reg_write(0x24, 0x2f)
+ E150.lcd_reg_write(0x25, 0x57)
+ E150.lcd_reg_write(0x23, 0x86)
+ E150.lcd_reg_write(0x18, 0x36) -- 70Hz framerate
+ E150.lcd_reg_write(0x19, 0x01) -- osc enable
+ E150.lcd_reg_write(0x01, 0x00)
+ E150.lcd_reg_write(0x1f, 0x88)
+ hwstub.mdelay(5)
+ E150.lcd_reg_write(0x1f, 0x80)
+ hwstub.mdelay(5)
+ E150.lcd_reg_write(0x1f, 0x90)
+ hwstub.mdelay(5)
+ E150.lcd_reg_write(0x1f, 0xd0)
+ hwstub.mdelay(5)
+ E150.lcd_reg_write(0x17, 0x05) -- 16bpp
+ E150.lcd_reg_write(0x36, 0x00)
+ E150.lcd_reg_write(0x28, 0x38)
+ hwstub.mdelay(40)
+ E150.lcd_reg_write(0x28, 0x3c)
+
+ E150.lcd_reg_write(0x02, 0x00) -- column start MSB
+ E150.lcd_reg_write(0x03, 0x00) -- column start LSB
+ E150.lcd_reg_write(0x04, 0x00) -- column end MSB
+ E150.lcd_reg_write(0x05, 0xef) -- column end LSB
+ E150.lcd_reg_write(0x06, 0x00) -- row start MSB
+ E150.lcd_reg_write(0x07, 0x00) -- row start LSB
+ E150.lcd_reg_write(0x08, 0x01) -- row end MSB
+ E150.lcd_reg_write(0x09, 0x3f) -- row end LSB
+
+ ATJ.lcm.fb_data() -- prepare for write to fifo
+
+ -- clear lcd gram
+ for y=0, 319 do
+ for x=0, 239/2 do
+ HW.YUV2RGB.FIFODATA.write(0)
+ end
+ end
+
+end
+
+function E150.set_backlight(val)
+ local fmclk = HW.CMU.FMCLK.read()
+ fmclk = bit32.band(fmclk, bit32.bnot(0x1c))
+ fmclk = bit32.bor(fmclk, 0x22)
+ HW.CMU.FMCLK.write(fmclk)
+
+ HW.PMU.CTL.write(bit32.bor(HW.PMU.CTL.read(), 0x8000))
+ local chg = HW.PMU.CHG.read()
+ chg = bit32.band(chg, bit32.bnot(0x1f00))
+ chg = bit32.bor(chg, bit32.bor(0xc000, bit32.lshift(val, 8)))
+ HW.PMU.CHG.write(chg)
+end
+
+function E150.init()
+ E150.lcd_init()
+ E150.set_backlight(24);
+end