diff options
| author | Michael Chicoine <mc2739@gmail.com> | 2010-05-28 12:19:26 +0000 |
|---|---|---|
| committer | Michael Chicoine <mc2739@gmail.com> | 2010-05-28 12:19:26 +0000 |
| commit | 0ae59df3fa49a31889d4889c5c8bad1c9519379a (patch) | |
| tree | 7abd5881c63b137e1928f7c5be627e1cc8801138 /firmware/target | |
| parent | bdb6bf553596918d0d329670dcc8c370d645608e (diff) | |
Simplify lcd invert
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@26353 a1c6a512-1295-4272-9138-f99709370657
Diffstat (limited to 'firmware/target')
| -rw-r--r-- | firmware/target/arm/as3525/sansa-e200v2/lcd-e200v2.c | 14 |
1 files changed, 3 insertions, 11 deletions
diff --git a/firmware/target/arm/as3525/sansa-e200v2/lcd-e200v2.c b/firmware/target/arm/as3525/sansa-e200v2/lcd-e200v2.c index 5a4c58f5b3..438020fb68 100644 --- a/firmware/target/arm/as3525/sansa-e200v2/lcd-e200v2.c +++ b/firmware/target/arm/as3525/sansa-e200v2/lcd-e200v2.c @@ -79,11 +79,6 @@ static bool display_on = false; /* is the display turned on? */ #define R_ENTRY_MODE_VERT 0x7038 #define R_ENTRY_MODE_SOLID_VERT 0x1038 -/* Reverse Flag */ -#define R_DISP_CONTROL_NORMAL 0x0004 -#define R_DISP_CONTROL_REV 0x0000 -static unsigned short r_disp_control_rev = R_DISP_CONTROL_NORMAL; - static inline void lcd_delay(int x) { do { @@ -148,12 +143,9 @@ void lcd_set_contrast(int val) void lcd_set_invert_display(bool yesno) { - r_disp_control_rev = yesno ? R_DISP_CONTROL_REV : - R_DISP_CONTROL_NORMAL; - if (display_on) { - lcd_write_reg(R_DISP_CONTROL1, 0x0033 | r_disp_control_rev); + lcd_write_reg(R_DISP_CONTROL1, yesno ? 0x33 : 0x37); } } @@ -195,7 +187,7 @@ static void _display_on(void) lcd_write_reg(R_COMPARE_REG2, 0); /* GON = 0, DTE = 0, D1-0 = 00b */ - lcd_write_reg(R_DISP_CONTROL1, 0x0000 | r_disp_control_rev); + lcd_write_reg(R_DISP_CONTROL1, 0x0000); /* Front porch lines: 2; Back porch lines: 2; */ lcd_write_reg(R_DISP_CONTROL2, 0x0203); @@ -269,7 +261,7 @@ static void _display_on(void) lcd_write_reg(R_1ST_SCR_DRV_POS, (LCD_HEIGHT-1) << 8); lcd_write_reg(R_2ND_SCR_DRV_POS, (LCD_HEIGHT-1) << 8); - lcd_write_reg(R_DISP_CONTROL1, 0x0033 | r_disp_control_rev); + lcd_write_reg(R_DISP_CONTROL1, 0x0037); display_on = true; /* must be done before calling lcd_update() */ lcd_update(); |