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cccb6d3c14
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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