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S6D1121 Orientation-related fixes 

S6D1121 set cursor and set viewPort functions validated.
GPIO interface readback shall be included in the next commit.
ugfx_release_2.6
Kumar Abhishek 2012-10-06 00:38:34 +05:30
parent 2f22de29f6
commit e74e2e1e32
1 changed files with 22 additions and 15 deletions
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37
drivers/gdisp/S6D1121/s6d1121_lld.c.h
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@ -182,21 +182,22 @@ static void lld_lcdSetCursor(coord_t x, coord_t y) {
* R21h - 9 bit
*/
switch(GDISP.Orientation) {
case GDISP_ROTATE_180:
lld_lcdWriteReg(0x0020, (SCREEN_WIDTH-1-x) & 0x00FF);
lld_lcdWriteReg(0x0021, (SCREEN_HEIGHT-1-y) & 0x01FF);
break;
case GDISP_ROTATE_0:
lld_lcdWriteReg(0x0020, x & 0x00FF);
lld_lcdWriteReg(0x0021, y & 0x01FF);
break;
case GDISP_ROTATE_90:
/* Note X has already been mirrored, so we do it directly */
lld_lcdWriteReg(0x0020, y & 0x00FF);
lld_lcdWriteReg(0x0021, x & 0x01FF);
break;
case GDISP_ROTATE_180:
lld_lcdWriteReg(0x0020, (SCREEN_WIDTH - 1 - x) & 0x00FF);
lld_lcdWriteReg(0x0021, (SCREEN_HEIGHT - 1 - y) & 0x01FF);
break;
case GDISP_ROTATE_270:
lld_lcdWriteReg(0x0020, (SCREEN_WIDTH - y - 1) & 0x00FF);
lld_lcdWriteReg(0x0021, (SCREEN_HEIGHT - x - 1) & 0x01FF);
lld_lcdWriteReg(0x0020, (SCREEN_WIDTH - 1 - y) & 0x00FF);
lld_lcdWriteReg(0x0021, (SCREEN_HEIGHT - 1 - x) & 0x01FF);
break;
}
}
@ -209,23 +210,29 @@ static void lld_lcdSetViewPort(uint16_t x, uint16_t y, uint16_t cx, uint16_t cy)
switch(GDISP.Orientation) {
case GDISP_ROTATE_0:
lld_lcdWriteReg(0x46, (((x+cx-1) << 8) & 0xFF00 ) | (x & 0x00FF));
lld_lcdWriteReg(0x46, (((x + cx - 1) << 8) & 0xFF00 ) |
(x & 0x00FF));
lld_lcdWriteReg(0x48, y & 0x01FF);
lld_lcdWriteReg(0x47, (y+cy-1) & 0x01FF);
lld_lcdWriteReg(0x47, (y + cy - 1) & 0x01FF);
break;
case GDISP_ROTATE_90:
lld_lcdWriteReg(0x46, (((x+cx-1) << 8) & 0xFF00) | ((y+cy) & 0x00FF));
lld_lcdWriteReg(0x46, (((y + cy - 1) << 8) & 0xFF00) |
(y & 0x00FF));
lld_lcdWriteReg(0x48, x & 0x01FF);
lld_lcdWriteReg(0x47, (x+cx-1) & 0x01FF);
lld_lcdWriteReg(0x47, (x + cx - 1) & 0x01FF);
break;
case GDISP_ROTATE_180:
lld_lcdWriteReg(0x46, (((SCREEN_WIDTH-x-1) & 0x00FF) << 8) | ((SCREEN_WIDTH - (x+cx)) & 0x00FF));
lld_lcdWriteReg(0x48, (SCREEN_HEIGHT-(y+cy)) & 0x01FF);
lld_lcdWriteReg(0x47, (SCREEN_HEIGHT-y-1) & 0x01FF);
lld_lcdWriteReg(0x46, (((SCREEN_WIDTH - x - 1) & 0x00FF) << 8) |
((SCREEN_WIDTH - (x + cx)) & 0x00FF));
lld_lcdWriteReg(0x48, (SCREEN_HEIGHT - (y + cy)) & 0x01FF);
lld_lcdWriteReg(0x47, (SCREEN_HEIGHT- y - 1) & 0x01FF);
break;
case GDISP_ROTATE_270:
lld_lcdWriteReg(0x46, (((SCREEN_WIDTH - y - 1) & 0x00FF) << 8) | ((SCREEN_WIDTH - (y+cy)) & 0x00FF));
lld_lcdWriteReg(0x48, (SCREEN_HEIGHT - (x+cx)) & 0x01FF);
lld_lcdWriteReg(0x46, (((SCREEN_WIDTH - y - 1) & 0x00FF) << 8) |
((SCREEN_WIDTH - (y + cy)) & 0x00FF));
lld_lcdWriteReg(0x48, (SCREEN_HEIGHT - (x + cx)) & 0x01FF);
lld_lcdWriteReg(0x47, (SCREEN_HEIGHT - x - 1) & 0x01FF);
break;
}