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| author | Mateusz Tomaszkiewicz <silentdemon@gmail.com> | 2013-02-28 00:31:46 +0100 |
|---|---|---|
| committer | Mateusz Tomaszkiewicz <silentdemon@gmail.com> | 2013-02-28 00:31:46 +0100 |
| commit | e5543face907c584eb256c787ce83c141a6aac91 (patch) | |
| tree | 83787cb996bcdfb6775855ba12588452e34411ed /drivers/gdisp/SSD2119/gdisp_lld.c | |
| parent | bbdd57d9c158a233fc8a87b1ff0b2733d6b2f9d9 (diff) | |
| download | uGFX-e5543face907c584eb256c787ce83c141a6aac91.tar.gz uGFX-e5543face907c584eb256c787ce83c141a6aac91.tar.bz2 uGFX-e5543face907c584eb256c787ce83c141a6aac91.zip | |
SSD2119: orientation control
All angles supported: 0, 90, 180, 270.
Diffstat (limited to 'drivers/gdisp/SSD2119/gdisp_lld.c')
| -rw-r--r-- | drivers/gdisp/SSD2119/gdisp_lld.c | 30 |
1 files changed, 16 insertions, 14 deletions
diff --git a/drivers/gdisp/SSD2119/gdisp_lld.c b/drivers/gdisp/SSD2119/gdisp_lld.c index 22ca9098..4a08e546 100644 --- a/drivers/gdisp/SSD2119/gdisp_lld.c +++ b/drivers/gdisp/SSD2119/gdisp_lld.c @@ -111,6 +111,7 @@ static void set_viewport(coord_t x, coord_t y, coord_t cx, coord_t cy) { * Lower 9 bits gives 0-511 range in each value, HSA and HEA respectively * 0 <= HSA <= HEA <= 0x13F */ + switch(GDISP.Orientation) { case GDISP_ROTATE_0: write_reg(SSD2119_REG_V_RAM_POS, (((y + cy - 1) << 8) & 0xFF00 ) | (y & 0x00FF)); @@ -128,7 +129,7 @@ static void set_viewport(coord_t x, coord_t y, coord_t cx, coord_t cy) { write_reg(SSD2119_REG_H_RAM_END, (GDISP_SCREEN_WIDTH - x - 1) & 0x01FF); break; case GDISP_ROTATE_270: - write_reg(SSD2119_REG_V_RAM_POS, (((y + cy - 1) << 8) & 0xFF00 ) | (x & 0x00FF)); + write_reg(SSD2119_REG_V_RAM_POS, (((x + cx - 1) << 8) & 0xFF00 ) | (x & 0x00FF)); write_reg(SSD2119_REG_H_RAM_START, (y & 0x01FF)); write_reg(SSD2119_REG_H_RAM_END, (y + cy - 1) & 0x01FF); break; @@ -524,7 +525,6 @@ void gdisp_lld_draw_pixel(coord_t x, coord_t y, color_t color) { * GDISP_CONTROL_BACKLIGHT - Takes an int from 0 to 100. For a driver * that only supports off/on anything other * than zero is on. - * GDISP_CONTROL_CONTRAST - Takes an int from 0 to 100. * * @param[in] what What to do. * @param[in] value The value to use (always cast to a void *). @@ -600,9 +600,10 @@ void gdisp_lld_draw_pixel(coord_t x, coord_t y, color_t color) { switch((gdisp_orientation_t)value) { case GDISP_ROTATE_0: acquire_bus(); - write_reg(0x0001, 0x2B3F); + /* TB = 0 */ + write_reg(SSD2119_REG_OUTPUT_CTRL, 0x30EF); /* ID = 11 AM = 0 */ - write_reg(0x0011, 0x6070); + write_reg(SSD2119_REG_ENTRY_MODE, 0x6830); release_bus(); GDISP.Height = GDISP_SCREEN_HEIGHT; GDISP.Width = GDISP_SCREEN_WIDTH; @@ -610,9 +611,10 @@ void gdisp_lld_draw_pixel(coord_t x, coord_t y, color_t color) { case GDISP_ROTATE_90: acquire_bus(); - write_reg(0x0001, 0x293F); - /* ID = 11 AM = 1 */ - write_reg(0x0011, 0x6078); + /* TB = 1 */ + write_reg(SSD2119_REG_OUTPUT_CTRL, 0x32EF); + /* ID = 10 AM = 1 */ + write_reg(SSD2119_REG_ENTRY_MODE, 0x6828); release_bus(); GDISP.Height = GDISP_SCREEN_WIDTH; GDISP.Width = GDISP_SCREEN_HEIGHT; @@ -620,9 +622,10 @@ void gdisp_lld_draw_pixel(coord_t x, coord_t y, color_t color) { case GDISP_ROTATE_180: acquire_bus(); - write_reg(0x0001, 0x2B3F); - /* ID = 01 AM = 0 */ - write_reg(0x0011, 0x6040); + /* TB = 0 */ + write_reg(SSD2119_REG_OUTPUT_CTRL, 0x30EF); + /* ID = 00 AM = 0 */ + write_reg(SSD2119_REG_ENTRY_MODE, 0x6800); release_bus(); GDISP.Height = GDISP_SCREEN_HEIGHT; GDISP.Width = GDISP_SCREEN_WIDTH; @@ -630,9 +633,10 @@ void gdisp_lld_draw_pixel(coord_t x, coord_t y, color_t color) { case GDISP_ROTATE_270: acquire_bus(); - write_reg(0x0001, 0x293F); + /* TB = 1 */ + write_reg(SSD2119_REG_OUTPUT_CTRL, 0x32EF); /* ID = 01 AM = 1 */ - write_reg(0x0011, 0x6048); + write_reg(SSD2119_REG_ENTRY_MODE, 0x6818); release_bus(); GDISP.Height = GDISP_SCREEN_WIDTH; GDISP.Width = GDISP_SCREEN_HEIGHT; @@ -658,8 +662,6 @@ void gdisp_lld_draw_pixel(coord_t x, coord_t y, color_t color) { GDISP.Backlight = (unsigned)value; return; - case GDISP_CONTROL_CONTRAST: - default: return; } |