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Provide support for the ILI9320 display controller chip which is found in many LCD displays. Included with this is support for an example LCD using this chip, the VGG2432A4. Signed-off-by: Ben Dooks <ben-linux@fluff.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
202 lines
5.8 KiB
C
202 lines
5.8 KiB
C
/* include/video/ili9320.c
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*
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* ILI9320 LCD controller configuration control.
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*
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* Copyright 2007 Simtec Electronics
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* Ben Dooks <ben@simtec.co.uk>
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*
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* http://armlinux.simtec.co.uk/
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#define ILI9320_REG(x) (x)
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#define ILI9320_INDEX ILI9320_REG(0x00)
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#define ILI9320_OSCILATION ILI9320_REG(0x00)
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#define ILI9320_DRIVER ILI9320_REG(0x01)
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#define ILI9320_DRIVEWAVE ILI9320_REG(0x02)
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#define ILI9320_ENTRYMODE ILI9320_REG(0x03)
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#define ILI9320_RESIZING ILI9320_REG(0x04)
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#define ILI9320_DISPLAY1 ILI9320_REG(0x07)
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#define ILI9320_DISPLAY2 ILI9320_REG(0x08)
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#define ILI9320_DISPLAY3 ILI9320_REG(0x09)
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#define ILI9320_DISPLAY4 ILI9320_REG(0x0A)
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#define ILI9320_RGB_IF1 ILI9320_REG(0x0C)
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#define ILI9320_FRAMEMAKER ILI9320_REG(0x0D)
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#define ILI9320_RGB_IF2 ILI9320_REG(0x0F)
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#define ILI9320_POWER1 ILI9320_REG(0x10)
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#define ILI9320_POWER2 ILI9320_REG(0x11)
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#define ILI9320_POWER3 ILI9320_REG(0x12)
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#define ILI9320_POWER4 ILI9320_REG(0x13)
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#define ILI9320_GRAM_HORIZ_ADDR ILI9320_REG(0x20)
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#define ILI9320_GRAM_VERT_ADD ILI9320_REG(0x21)
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#define ILI9320_POWER7 ILI9320_REG(0x29)
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#define ILI9320_FRAME_RATE_COLOUR ILI9320_REG(0x2B)
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#define ILI9320_GAMMA1 ILI9320_REG(0x30)
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#define ILI9320_GAMMA2 ILI9320_REG(0x31)
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#define ILI9320_GAMMA3 ILI9320_REG(0x32)
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#define ILI9320_GAMMA4 ILI9320_REG(0x35)
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#define ILI9320_GAMMA5 ILI9320_REG(0x36)
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#define ILI9320_GAMMA6 ILI9320_REG(0x37)
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#define ILI9320_GAMMA7 ILI9320_REG(0x38)
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#define ILI9320_GAMMA8 ILI9320_REG(0x39)
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#define ILI9320_GAMMA9 ILI9320_REG(0x3C)
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#define ILI9320_GAMMA10 ILI9320_REG(0x3D)
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#define ILI9320_HORIZ_START ILI9320_REG(0x50)
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#define ILI9320_HORIZ_END ILI9320_REG(0x51)
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#define ILI9320_VERT_START ILI9320_REG(0x52)
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#define ILI9320_VERT_END ILI9320_REG(0x53)
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#define ILI9320_DRIVER2 ILI9320_REG(0x60)
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#define ILI9320_BASE_IMAGE ILI9320_REG(0x61)
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#define ILI9320_VERT_SCROLL ILI9320_REG(0x6a)
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#define ILI9320_PARTIAL1_POSITION ILI9320_REG(0x80)
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#define ILI9320_PARTIAL1_START ILI9320_REG(0x81)
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#define ILI9320_PARTIAL1_END ILI9320_REG(0x82)
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#define ILI9320_PARTIAL2_POSITION ILI9320_REG(0x83)
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#define ILI9320_PARTIAL2_START ILI9320_REG(0x84)
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#define ILI9320_PARTIAL2_END ILI9320_REG(0x85)
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#define ILI9320_INTERFACE1 ILI9320_REG(0x90)
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#define ILI9320_INTERFACE2 ILI9320_REG(0x92)
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#define ILI9320_INTERFACE3 ILI9320_REG(0x93)
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#define ILI9320_INTERFACE4 ILI9320_REG(0x95)
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#define ILI9320_INTERFACE5 ILI9320_REG(0x97)
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#define ILI9320_INTERFACE6 ILI9320_REG(0x98)
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/* Register contents definitions. */
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#define ILI9320_OSCILATION_OSC (1 << 0)
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#define ILI9320_DRIVER_SS (1 << 8)
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#define ILI9320_DRIVER_SM (1 << 10)
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#define ILI9320_DRIVEWAVE_EOR (1 << 8)
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#define ILI9320_DRIVEWAVE_BC (1 << 9)
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#define ILI9320_DRIVEWAVE_MUSTSET (1 << 10)
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#define ILI9320_ENTRYMODE_AM (1 << 3)
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#define ILI9320_ENTRYMODE_ID(x) ((x) << 4)
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#define ILI9320_ENTRYMODE_ORG (1 << 7)
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#define ILI9320_ENTRYMODE_HWM (1 << 8)
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#define ILI9320_ENTRYMODE_BGR (1 << 12)
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#define ILI9320_ENTRYMODE_DFM (1 << 14)
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#define ILI9320_ENTRYMODE_TRI (1 << 15)
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#define ILI9320_RESIZING_RSZ(x) ((x) << 0)
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#define ILI9320_RESIZING_RCH(x) ((x) << 4)
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#define ILI9320_RESIZING_RCV(x) ((x) << 8)
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#define ILI9320_DISPLAY1_D(x) ((x) << 0)
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#define ILI9320_DISPLAY1_CL (1 << 3)
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#define ILI9320_DISPLAY1_DTE (1 << 4)
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#define ILI9320_DISPLAY1_GON (1 << 5)
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#define ILI9320_DISPLAY1_BASEE (1 << 8)
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#define ILI9320_DISPLAY1_PTDE(x) ((x) << 12)
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#define ILI9320_DISPLAY2_BP(x) ((x) << 0)
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#define ILI9320_DISPLAY2_FP(x) ((x) << 8)
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#define ILI9320_RGBIF1_RIM_RGB18 (0 << 0)
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#define ILI9320_RGBIF1_RIM_RGB16 (1 << 0)
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#define ILI9320_RGBIF1_RIM_RGB6 (2 << 0)
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#define ILI9320_RGBIF1_CLK_INT (0 << 4)
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#define ILI9320_RGBIF1_CLK_RGBIF (1 << 4)
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#define ILI9320_RGBIF1_CLK_VSYNC (2 << 4)
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#define ILI9320_RGBIF1_RM (1 << 8)
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#define ILI9320_RGBIF1_ENC_FRAMES(x) (((x) - 1)<< 13)
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#define ILI9320_RGBIF2_DPL (1 << 0)
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#define ILI9320_RGBIF2_EPL (1 << 1)
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#define ILI9320_RGBIF2_HSPL (1 << 3)
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#define ILI9320_RGBIF2_VSPL (1 << 4)
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#define ILI9320_POWER1_SLP (1 << 1)
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#define ILI9320_POWER1_DSTB (1 << 2)
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#define ILI9320_POWER1_AP(x) ((x) << 4)
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#define ILI9320_POWER1_APE (1 << 7)
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#define ILI9320_POWER1_BT(x) ((x) << 8)
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#define ILI9320_POWER1_SAP (1 << 12)
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#define ILI9320_POWER2_VC(x) ((x) << 0)
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#define ILI9320_POWER2_DC0(x) ((x) << 4)
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#define ILI9320_POWER2_DC1(x) ((x) << 8)
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#define ILI9320_POWER3_VRH(x) ((x) << 0)
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#define ILI9320_POWER3_PON (1 << 4)
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#define ILI9320_POWER3_VCMR (1 << 8)
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#define ILI9320_POWER4_VREOUT(x) ((x) << 8)
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#define ILI9320_DRIVER2_SCNL(x) ((x) << 0)
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#define ILI9320_DRIVER2_NL(x) ((x) << 8)
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#define ILI9320_DRIVER2_GS (1 << 15)
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#define ILI9320_BASEIMAGE_REV (1 << 0)
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#define ILI9320_BASEIMAGE_VLE (1 << 1)
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#define ILI9320_BASEIMAGE_NDL (1 << 2)
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#define ILI9320_INTERFACE4_RTNE(x) (x)
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#define ILI9320_INTERFACE4_DIVE(x) ((x) << 8)
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/* SPI interface definitions */
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#define ILI9320_SPI_IDCODE (0x70)
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#define ILI9320_SPI_ID(x) ((x) << 2)
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#define ILI9320_SPI_READ (0x01)
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#define ILI9320_SPI_WRITE (0x00)
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#define ILI9320_SPI_DATA (0x02)
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#define ILI9320_SPI_INDEX (0x00)
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/* platform data to pass configuration from lcd */
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enum ili9320_suspend {
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ILI9320_SUSPEND_OFF,
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ILI9320_SUSPEND_DEEP,
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};
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struct ili9320_platdata {
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unsigned short hsize;
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unsigned short vsize;
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enum ili9320_suspend suspend;
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/* set the reset line, 0 = reset asserted, 1 = normal */
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void (*reset)(unsigned int val);
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unsigned short entry_mode;
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unsigned short display2;
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unsigned short display3;
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unsigned short display4;
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unsigned short rgb_if1;
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unsigned short rgb_if2;
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unsigned short interface2;
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unsigned short interface3;
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unsigned short interface4;
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unsigned short interface5;
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unsigned short interface6;
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};
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