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hwstub: lua functions for atj213x/irivere150

Change-Id: I3ab32996b4b6603fd7d66eee5b3bfd795b79eee1
Reviewed-on: http://gerrit.rockbox.org/1049
Reviewed-by: Marcin Bukat <marcin.bukat@gmail.com>
Tested: Marcin Bukat <marcin.bukat@gmail.com>
This commit is contained in:
Marcin Bukat 2014-11-24 18:29:04 +01:00
parent 19f4e396fd
commit 9439635aa2
5 changed files with 275 additions and 2 deletions

View file

@ -5,4 +5,5 @@
ATJ = {} ATJ = {}
hwstub.soc:select("atj213x") hwstub.soc:select("atj213x")
require "atj/gpio"
require "atj/lcm"

View file

@ -0,0 +1,65 @@
ATJ.gpio = {}
function ATJ.gpio.muxsel(dev)
if type(dev) == "string" then
if dev == "LCM" then dev = 0
elseif dev == "SD" then dev = 1
elseif dev == "NAND" then dev = 2
else error("Invalid mux string " .. dev)
end
end
local mfctl0 = HW.GPIO.MFCTL0.read()
if dev == 0 then
-- LCM (taken from WELCOME.BIN)
mfctl0 = bit32.band(mfctl0, 0xfe3f3f00)
mfctl0 = bit32.bor(mfctl0, 0x00808092)
elseif dev == 1 then
-- SD (taken from CARD.DRV)
mfctl0 = bit32.band(mfctl0, 0xff3ffffc)
mfctl0 = bit32.bor(mfctl0, 0x01300004)
elseif dev == 2 then
-- NAND (taken from BROM dump)
mfctl0 = bit32.band(mfctl0, 0xfe3ff300)
mfctl0 = bit32.bor(mfctl0, 0x00400449)
end
-- enable multifunction mux
HW.GPIO.MFCTL1.write(0x80000000)
-- write multifunction mux selection
HW.GPIO.MFCTL0.write(mfctl0)
end
function ATJ.gpio.outen(port, pin, en)
if type(port) == "string" then
if port == "PORTA" then
HW.GPIO.AOUTEN.write(bit32.replace(HW.GPIO.AOUTEN.read(), en, pin, 1))
elseif port == "PORTB" then
HW.GPIO.BOUTEN.write(bit32.replace(HW.GPIO.BOUTEN.read(), en, pin, 1))
else error("Invalid port string " .. port)
end
end
end
function ATJ.gpio.inen(port, pin)
if type(port) == "string" then
if port == "PORTA" then
HW.GPIO.AINEN.write(bit32.replace(HW.GPIO.AINEN.read(), en, pin, 1))
elseif port == "PORTB" then
HW.GPIO.BINEN.write(bit32.replace(HW.GPIO.BINEN.read(), en, pin, 1))
else error("Invalid port string " .. port)
end
end
end
function ATJ.gpio.set(port, pin, val)
if type(port) == "string" then
if port == "PORTA" then
HW.GPIO.ADAT.write(bit32.replace(HW.GPIO.ADAT.read(), val, pin, 1))
elseif port == "PORTB" then
HW.GPIO.BDAT.write(bit32.replace(HW.GPIO.BDAT.read(), val, pin, 1))
else error("Invalid port string " .. port)
end
end
end

View file

@ -0,0 +1,31 @@
ATJ.lcm = {}
function ATJ.lcm.wait_fifo_empty()
while (bit32.band(HW.YUV2RGB.CTL.read(), 0x04) == 0) do
end
end
function ATJ.lcm.rs_command()
ATJ.lcm.wait_fifo_empty()
HW.YUV2RGB.CTL.write(0x802ae)
end
function ATJ.lcm.rs_data()
ATJ.lcm.wait_fifo_empty()
HW.YUV2RGB.CTL.write(0x902ae)
end
function ATJ.lcm.fb_data()
ATJ.lcm.rs_command()
HW.YUV2RGB.FIFODATA.write(0x22)
HW.YUV2RGB.CTL.write(0xa02ae)
end
function ATJ.lcm.init()
HW.CMU.DEVCLKEN.write(bit32.bor(HW.CMU.DEVCLKEN.read(), 0x102))
ATJ.gpio.muxsel("LCM")
hwstub.udelay(1)
ATJ.lcm.rs_command()
HW.YUV2RGB.CLKCTL.write(0x102)
end

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@ -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

View file

@ -302,10 +302,70 @@
<addr name="BDAT" addr="0x14"/> <addr name="BDAT" addr="0x14"/>
</reg> </reg>
<reg name="MFCTL0" desc=""> <reg name="MFCTL0" desc="">
<addr name="MFCTLO" addr="0x18"/> <addr name="MFCTL0" addr="0x18"/>
<field name="RESERVED31_25" desc="" bitrange="31:25"/>
<field name="GPIOA2_0" desc="" bitrange="24:22">
<value name="NAND_CLE_RB_ALE" value="0x1" desc=""/>
<value name="LCD_RS_WD9_WD0" value="0x2" desc=""/>
<value name="SD_CMD" value="0x4" desc=""/>
</field>
<field name="CEB6" desc="" bitrange="21:20">
<value name="LCD_CE" value="0x2" desc=""/>
<value name="SD_CLK" value="0x3" desc=""/>
</field>
<field name="RESERVED19_16" desc="" bitrange="19:16"/>
<field name="CEB3" desc="" bitrange="15:14">
<value name="NAND_CEB3" value="0x1" desc=""/>
<value name="LCD_CE" value="0x2" desc=""/>
</field>
<field name="CEB2" desc="" bitrange="13:12">
<value name="NAND_CEB2" value="0x1" desc=""/>
<value name="LCD_CE" value="0x2" desc=""/>
</field>
<field name="CEB1" desc="" bitrange="11:10">
<value name="NAND_CEB1" value="0x1" desc=""/>
<value name="LCD_CE" value="0x2" desc=""/>
</field>
<field name="CEB0" desc="" bitrange="9:8">
<value name="NAND_CEB0" value="0x1" desc=""/>
<value name="LCD_CE" value="0x2" desc=""/>
</field>
<field name="WRRD" desc="" bitrange="7:6">
<value name="NAND_WR_RD" value="0x1" desc=""/>
<value name="LCD_WRB_RDB" value="0x2" desc=""/>
</field>
<field name="NAND_D7_0" desc="" bitrange="5:3">
<value name="NAND_D7_0" value="0x1" desc=""/>
<value name="LCD_WD17_10" value="0x2" desc=""/>
</field>
<field name="NAND_D15_8" desc="" bitrange="2:0">
<value name="NAND_D15_8" value="0x1" desc=""/>
<value name="LCD_WD8_1" value="0x2" desc=""/>
<value name="SDR_D7_0" value="0x4" desc=""/>
</field>
</reg> </reg>
<reg name="MFCTL1" desc=""> <reg name="MFCTL1" desc="">
<addr name="MFCTL1" addr="0x1c"/> <addr name="MFCTL1" addr="0x1c"/>
<field name="MFEN" desc="" bitrange="31:31"/>
<field name="RESERVED30_18" desc="" bitrange="30:18"/>
<field name="SD2E" desc="" bitrange="17:17"/>
<field name="RBS" desc="" bitrange="16:16"/>
<field name="RESERVED15_12" desc="" bitrange="15:12"/>
<field name="SIR0" desc="" bitrange="11:11"/>
<field name="SPTR" desc="" bitrange="10:9">
<value name="I2C1_SCL_ADA" value="0x1" desc=""/>
<value name="UART2_TX_RX" value="0x2" desc=""/>
</field>
<field name="U2TR" desc="" bitrange="8:8">
<value name="UART2_TX_RX" value="0x0" desc=""/>
<value name="I2C2_SCL_SDA" value="0x1" desc=""/>
</field>
<field name="RESERVED7_6" desc="" bitrange="7:6"/>
<field name="I2C1SS" desc="" bitrange="5:4">
<value name="I2C1_SCL_SDA" value="0x0" desc=""/>
<value name="UART2_TX_RX" value="0x1" desc=""/>
</field>
<field name="RESERVED3_0" desc="" bitrange="3:0"/>
</reg> </reg>
</dev> </dev>
<dev name="I2C" long_name="" desc="" version="1.0"> <dev name="I2C" long_name="" desc="" version="1.0">