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bdk: display: use spare reg to store dcs bl duty

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And also remove backlight pwm restoring from coreboot hw deinit path.
This commit is contained in:
CTCaer
2025-12-18 09:54:26 +02:00
parent ba95bb7494
commit 8faa1a6690
3 changed files with 19 additions and 29 deletions
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24
bdk/display/di.h
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@@ -280,8 +280,8 @@
#define DC_DISP_CURSOR_BACKGROUND 0x43D
#define CURSOR_COLOR(r,g,b) (((r) & 0xFF) | (((g) & 0xFF) << 8) | (((b) & 0xFF) << 16))
#define DC_DISP_CURSOR_START_ADDR 0x43E
#define DC_DISP_CURSOR_START_ADDR_NS 0x43F
#define DC_DISP_CURSOR_START_ADDR 0x43E
#define DC_DISP_CURSOR_START_ADDR_NS 0x43F
#define CURSOR_CLIPPING(w) ((w) << 28)
#define CURSOR_CLIP_WIN_A 1
#define CURSOR_CLIP_WIN_B 2
@@ -290,11 +290,10 @@
#define CURSOR_SIZE_64 (1 << 24)
#define CURSOR_SIZE_128 (2 << 24)
#define CURSOR_SIZE_256 (3 << 24)
#define DC_DISP_CURSOR_POSITION 0x440
#define DC_DISP_BLEND_BACKGROUND_COLOR 0x4E4
#define DC_DISP_CURSOR_START_ADDR_HI 0x4EC
#define DC_DISP_CURSOR_POSITION 0x440
#define DC_DISP_CURSOR_START_ADDR_HI 0x4EC
#define DC_DISP_CURSOR_START_ADDR_HI_NS 0x4ED
#define DC_DISP_BLEND_CURSOR_CONTROL 0x4F1
#define DC_DISP_BLEND_CURSOR_CONTROL 0x4F1
#define CURSOR_BLEND_2BIT (0 << 24)
#define CURSOR_BLEND_R8G8B8A8 (1 << 24)
#define CURSOR_BLEND_SRC_FACTOR(n) ((n) << 8)
@@ -304,11 +303,15 @@
#define CURSOR_BLEND_NK1 2
// End of cursor cfg regs.
#define DC_DISP_DC_MCCIF_FIFOCTRL 0x480
#define DC_DISP_SD_BL_PARAMETERS 0x4D7
#define DC_DISP_SD_BL_CONTROL 0x4DC
#define DC_DISP_DC_MCCIF_FIFOCTRL 0x480
#define DC_DISP_SD_BL_PARAMETERS 0x4D7
#define DC_DISP_SD_BL_CONTROL 0x4DC
#define DC_DISP_BLEND_BACKGROUND_COLOR 0x4E4
#define DC_DISP_DISPLAY_SPARE0 0x4F7 // Used by SW.
#define DC_DISP_DISPLAY_SPARE1 0x4F8
#define DC_DISP_BACKLIGHT_DUTY DC_DISP_DISPLAY_SPARE1
#define DC_WINC_COLOR_PALETTE 0x500
#define COLOR_PALETTE_IDX(off) (DC_WINC_COLOR_PALETTE + (off))
#define COLOR_PALETTE_RGB(rgb) (byte_swap_32(rgb) >> 8)
@@ -884,10 +887,9 @@ void display_dsi_vblank_write(u8 cmd, u32 len, void *data);
/*! Show one single color on the display. */
void display_color_screen(u32 color);
/*! Switches screen backlight ON/OFF. */
/*! Screen backlight ON/OFF or set via duty and fading. */
void display_backlight(bool enable);
void display_backlight_brightness(u32 brightness, u32 step_delay);
u32 display_get_backlight_brightness();
u32 *display_init_window_a_pitch();
u32 *display_init_window_a_pitch_vic();