diff options
| author | Laurent Pinchart <laurent.pinchart@ideasonboard.com> | 2020-07-27 05:06:54 +0300 |
|---|---|---|
| committer | Stefan Agner <stefan@agner.ch> | 2020-07-28 18:21:58 +0300 |
| commit | 63aa581c3019301e998b148c1eb63a108aca365f (patch) | |
| tree | 9ddf404498517aa7bc1af6be12d5fd0540c147c4 /drivers/gpu/drm/mxsfb/mxsfb_regs.h | |
| parent | b963ad95a06a5480367dd25a807e5bc0dd83842e (diff) | |
| download | linux-63aa581c3019301e998b148c1eb63a108aca365f.tar.xz | |
drm: mxsfb: Support the alpha plane
The LCDIF in the i.MX6SX and i.MX7 have a second plane called the alpha
plane. Support it.
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Emil Velikov <emil.l.velikov@gmail.com>
Reviewed-by: Stefan Agner <stefan@agner.ch>
Signed-off-by: Stefan Agner <stefan@agner.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20200727020654.8231-23-laurent.pinchart@ideasonboard.com
Diffstat (limited to 'drivers/gpu/drm/mxsfb/mxsfb_regs.h')
| -rw-r--r-- | drivers/gpu/drm/mxsfb/mxsfb_regs.h | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/drivers/gpu/drm/mxsfb/mxsfb_regs.h b/drivers/gpu/drm/mxsfb/mxsfb_regs.h index 8ebb52bb1b46..55d28a27f912 100644 --- a/drivers/gpu/drm/mxsfb/mxsfb_regs.h +++ b/drivers/gpu/drm/mxsfb/mxsfb_regs.h @@ -27,6 +27,11 @@ #define LCDC_VDCTRL4 0xb0 #define LCDC_V4_DEBUG0 0x1d0 #define LCDC_V3_DEBUG0 0x1f0 +#define LCDC_AS_CTRL 0x210 +#define LCDC_AS_BUF 0x220 +#define LCDC_AS_NEXT_BUF 0x230 +#define LCDC_AS_CLRKEYLOW 0x240 +#define LCDC_AS_CLRKEYHIGH 0x250 #define CTRL_SFTRST BIT(31) #define CTRL_CLKGATE BIT(30) @@ -90,6 +95,23 @@ #define DEBUG0_HSYNC BIT(26) #define DEBUG0_VSYNC BIT(25) +#define AS_CTRL_PS_DISABLE BIT(23) +#define AS_CTRL_ALPHA_INVERT BIT(20) +#define AS_CTRL_ALPHA(a) (((a) & 0xff) << 8) +#define AS_CTRL_FORMAT_RGB565 (0xe << 4) +#define AS_CTRL_FORMAT_RGB444 (0xd << 4) +#define AS_CTRL_FORMAT_RGB555 (0xc << 4) +#define AS_CTRL_FORMAT_ARGB4444 (0x9 << 4) +#define AS_CTRL_FORMAT_ARGB1555 (0x8 << 4) +#define AS_CTRL_FORMAT_RGB888 (0x4 << 4) +#define AS_CTRL_FORMAT_ARGB8888 (0x0 << 4) +#define AS_CTRL_ENABLE_COLORKEY BIT(3) +#define AS_CTRL_ALPHA_CTRL_ROP (3 << 1) +#define AS_CTRL_ALPHA_CTRL_MULTIPLY (2 << 1) +#define AS_CTRL_ALPHA_CTRL_OVERRIDE (1 << 1) +#define AS_CTRL_ALPHA_CTRL_EMBEDDED (0 << 1) +#define AS_CTRL_AS_ENABLE BIT(0) + #define MXSFB_MIN_XRES 120 #define MXSFB_MIN_YRES 120 #define MXSFB_MAX_XRES 0xffff |