sa3ara.lua

--
-- Philips GoGear SA3ARA
--
SA3ARA = {}

function SA3ARA.lcd_send(is_data, data)
    STMP.lcdif.send_pio(is_data, {data})
end

function SA3ARA.lcd_init_seq_0()
    SA3ARA.lcd_send(0, 0x11)
end

function SA3ARA.lcd_init_seq_1()
    SA3ARA.lcd_send(0, 0xe3)
end

function SA3ARA.lcd_init_seq_2()
    SA3ARA.lcd_send(0, 0xea)
end

function SA3ARA.lcd_init()
    STMP.lcdif.setup_clock()
    STMP.pinctrl.lcdif.setup_system(16, false)
    STMP.lcdif.init()
    STMP.lcdif.set_databus_width(16)
    STMP.lcdif.set_word_length(16)
    STMP.lcdif.set_system_timing(2, 1, 3, 3)
    STMP.lcdif.set_data_swizzle(0)
    STMP.lcdif.set_byte_packing_format(0xf)
    STMP.lcdif.set_reset(1)
    STMP.lcdif.set_reset(0)
    STMP.lcdif.set_reset(1)

    if SA3ARA.lcd_kind == 0 then
        SA3ARA.lcd_init_seq_0()
    elseif SA3ARA.lcd_kind == 1 ten
        SA3ARA.lcd_init_seq_1()
    else
        SA3ARA.lcd_init_seq_2()
    end
end

function SA3ARA.set_backlight(val)
    -- ignore value for now
    STMP.pinctrl.pin(1, 28).muxsel('GPIO')
    STMP.pinctrl.pin(1, 28).enable()
    if val == 0 then
        STMP.pinctrl.pin(1, 28).clr()
    else
        STMP.pinctrl.pin(1, 28).set()
    end
end

function SA3ARA.init()
    SA3ARA.set_backlight(100)
    -- replace with 0, 1 or 2 to choose lcd
    SA3ARA.lcd_kind = 0
    SA3ARA.lcd_init()
end