diff options
Diffstat (limited to 'drivers/gdisp/ILI9320')
| -rw-r--r-- | drivers/gdisp/ILI9320/gdisp_lld.c | 175 |
1 files changed, 110 insertions, 65 deletions
diff --git a/drivers/gdisp/ILI9320/gdisp_lld.c b/drivers/gdisp/ILI9320/gdisp_lld.c index 045c8a57..5d83588b 100644 --- a/drivers/gdisp/ILI9320/gdisp_lld.c +++ b/drivers/gdisp/ILI9320/gdisp_lld.c @@ -408,76 +408,121 @@ void GDISP_LLD(drawpixel)(coord_t x, coord_t y, color_t color) { */
void GDISP_LLD(control)(unsigned what, void *value) {
switch(what) {
- case GDISP_CONTROL_POWER:
- if (GDISP.Powermode == (gdisp_powermode_t)value)
- return;
- switch((gdisp_powermode_t)value) {
- case powerOff:
- lld_lcdWriteReg(0x0010, 0x0000); // leave sleep mode
- lld_lcdWriteReg(0x0007, 0x0000); // halt operation
- lld_lcdWriteReg(0x0000, 0x0000); // turn off oszillator
- lld_lcdWriteReg(0x0010, 0x0001); // enter sleepmode
- break;
- case powerOn:
- lld_lcdWriteReg(0x0010, 0x0000); // leave sleep mode
- if (GDISP.Powermode != powerSleep)
- GDISP_LLD(init)();
- break;
- case powerSleep:
- lld_lcdWriteReg(0x0010, 0x0001); // enter sleep mode
- break;
- default:
- return;
- }
- GDISP.Powermode = (gdisp_powermode_t)value;
- return;
- case GDISP_CONTROL_ORIENTATION:
- if (GDISP.Orientation == (gdisp_orientation_t)value)
- return;
- switch((gdisp_orientation_t)value) {
- case GDISP_ROTATE_0:
- lld_lcdWriteReg(0x0001, 0x2B3F);
- /* ID = 11 AM = 0 */
- lld_lcdWriteReg(0x0011, 0x6070);
- GDISP.Height = GDISP_SCREEN_HEIGHT;
- GDISP.Width = GDISP_SCREEN_WIDTH;
- break;
- case GDISP_ROTATE_90:
- lld_lcdWriteReg(0x0001, 0x293F);
- /* ID = 11 AM = 1 */
- lld_lcdWriteReg(0x0011, 0x6078);
- GDISP.Height = GDISP_SCREEN_WIDTH;
- GDISP.Width = GDISP_SCREEN_HEIGHT;
- break;
- case GDISP_ROTATE_180:
- lld_lcdWriteReg(0x0001, 0x2B3F);
- /* ID = 01 AM = 0 */
- lld_lcdWriteReg(0x0011, 0x6040);
- GDISP.Height = GDISP_SCREEN_HEIGHT;
- GDISP.Width = GDISP_SCREEN_WIDTH;
- break;
- case GDISP_ROTATE_270:
- lld_lcdWriteReg(0x0001, 0x293F);
- /* ID = 01 AM = 1 */
- lld_lcdWriteReg(0x0011, 0x6048);
- GDISP.Height = GDISP_SCREEN_WIDTH;
- GDISP.Width = GDISP_SCREEN_HEIGHT;
- break;
- default:
+ case GDISP_CONTROL_POWER:
+ if(GDISP.Powermode == (gdisp_powermode_t)value)
+ return;
+
+ switch((gdisp_powermode_t)value) {
+ case powerOff:
+ lld_lcdWriteReg(0x0007, 0x0000);
+ lld_lcdWriteReg(0x0010, 0x0000);
+ lld_lcdWriteReg(0x0011, 0x0000);
+ lld_lcdWriteReg(0x0012, 0x0000);
+ lld_lcdWriteReg(0x0013, 0x0000);
+ break;
+
+ case powerOn:
+ //*************Power On sequence ******************//
+ lld_lcdWriteReg(0x0010, 0x0000); /* SAP, BT[3:0], AP, DSTB, SLP, STB */
+ lld_lcdWriteReg(0x0011, 0x0000); /* DC1[2:0], DC0[2:0], VC[2:0] */
+ lld_lcdWriteReg(0x0012, 0x0000); /* VREG1OUT voltage */
+ lld_lcdWriteReg(0x0013, 0x0000); /* VDV[4:0] for VCOM amplitude */
+ lld_lcdDelay(2000); /* Dis-charge capacitor power voltage */
+ lld_lcdWriteReg(0x0010, 0x17B0); /* SAP, BT[3:0], AP, DSTB, SLP, STB */
+ lld_lcdWriteReg(0x0011, 0x0147); /* DC1[2:0], DC0[2:0], VC[2:0] */
+ lld_lcdDelay(500);
+ lld_lcdWriteReg(0x0012, 0x013C); /* VREG1OUT voltage */
+ lld_lcdDelay(500);
+ lld_lcdWriteReg(0x0013, 0x0E00); /* VDV[4:0] for VCOM amplitude */
+ lld_lcdWriteReg(0x0029, 0x0009); /* VCM[4:0] for VCOMH */
+ lld_lcdDelay(500);
+ lld_lcdWriteReg(0x0007, 0x0173); /* 262K color and display ON */
+ if(GDISP.Powermode != powerSleep || GDISP.Powermode != powerDeepSleep)
+ GDISP_LLD(init)();
+ break;
+
+ case powerSleep:
+ lld_lcdWriteReg(0x0007, 0x0000); /* display OFF */
+ lld_lcdWriteReg(0x0010, 0x0000); /* SAP, BT[3:0], APE, AP, DSTB, SLP */
+ lld_lcdWriteReg(0x0011, 0x0000); /* DC1[2:0], DC0[2:0], VC[2:0] */
+ lld_lcdWriteReg(0x0012, 0x0000); /* VREG1OUT voltage */
+ lld_lcdWriteReg(0x0013, 0x0000); /* VDV[4:0] for VCOM amplitude */
+ lld_lcdDelay(2000); /* Dis-charge capacitor power voltage */
+ lld_lcdWriteReg(0x0010, 0x0002); /* SAP, BT[3:0], APE, AP, DSTB, SLP */
+ break;
+
+ case powerDeepSleep:
+ lld_lcdWriteReg(0x0007, 0x0000); /* display OFF */
+ lld_lcdWriteReg(0x0010, 0x0000); /* SAP, BT[3:0], APE, AP, DSTB, SLP */
+ lld_lcdWriteReg(0x0011, 0x0000); /* DC1[2:0], DC0[2:0], VC[2:0] */
+ lld_lcdWriteReg(0x0012, 0x0000); /* VREG1OUT voltage */
+ lld_lcdWriteReg(0x0013, 0x0000); /* VDV[4:0] for VCOM amplitude */
+ lld_lcdDelay(2000); /* Dis-charge capacitor power voltage */
+ lld_lcdWriteReg(0x0010, 0x0004); /* SAP, BT[3:0], APE, AP, DSTB, SLP */
+ break;
+
+ default:
+ return;
+ }
+ GDISP.Powermode = (gdisp_powermode_t)value;
return;
- }
- #if GDISP_NEED_CLIP || GDISP_NEED_VALIDATION
+
+ case GDISP_CONTROL_ORIENTATION:
+ if(GDISP.Orientation == (gdisp_orientation_t)value)
+ return;
+ switch((gdisp_orientation_t)value) {
+ case GDISP_ROTATE_0:
+ lld_lcdWriteReg(0x0001, 0x2B3F);
+ /* ID = 11 AM = 0 */
+ lld_lcdWriteReg(0x0011, 0x6070);
+ GDISP.Height = GDISP_SCREEN_HEIGHT;
+ GDISP.Width = GDISP_SCREEN_WIDTH;
+ break;
+
+ case GDISP_ROTATE_90:
+ lld_lcdWriteReg(0x0001, 0x293F);
+ /* ID = 11 AM = 1 */
+ lld_lcdWriteReg(0x0011, 0x6078);
+ GDISP.Height = GDISP_SCREEN_WIDTH;
+ GDISP.Width = GDISP_SCREEN_HEIGHT;
+ break;
+
+ case GDISP_ROTATE_180:
+ lld_lcdWriteReg(0x0001, 0x2B3F);
+ /* ID = 01 AM = 0 */
+ lld_lcdWriteReg(0x0011, 0x6040);
+ GDISP.Height = GDISP_SCREEN_HEIGHT;
+ GDISP.Width = GDISP_SCREEN_WIDTH;
+ break;
+
+ case GDISP_ROTATE_270:
+ lld_lcdWriteReg(0x0001, 0x293F);
+ /* ID = 01 AM = 1 */
+ lld_lcdWriteReg(0x0011, 0x6048);
+ GDISP.Height = GDISP_SCREEN_WIDTH;
+ GDISP.Width = GDISP_SCREEN_HEIGHT;
+ break;
+
+ default:
+ return;
+ }
+
+ #if GDISP_NEED_CLIP || GDISP_NEED_VALIDATION
GDISP.clipx0 = 0;
GDISP.clipy0 = 0;
GDISP.clipx1 = GDISP.Width;
GDISP.clipy1 = GDISP.Height;
- #endif
- GDISP.Orientation = (gdisp_orientation_t)value;
- return;
-/*
- case GDISP_CONTROL_BACKLIGHT:
- case GDISP_CONTROL_CONTRAST:
-*/
+ #endif
+ GDISP.Orientation = (gdisp_orientation_t)value;
+ return;
+
+ case GDISP_CONTROL_BACKLIGHT:
+ /* ToDo */
+ break;
+
+ case GDISP_CONTROL_CONTRAST:
+ /* ToDo */
+ break;
}
}
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