diff options
Diffstat (limited to 'drivers/gpu/drm/mxsfb/mxsfb_regs.h')
-rw-r--r-- | drivers/gpu/drm/mxsfb/mxsfb_regs.h | 193 |
1 files changed, 134 insertions, 59 deletions
diff --git a/drivers/gpu/drm/mxsfb/mxsfb_regs.h b/drivers/gpu/drm/mxsfb/mxsfb_regs.h index 932d7ea08fd5..d3a051883c04 100644 --- a/drivers/gpu/drm/mxsfb/mxsfb_regs.h +++ b/drivers/gpu/drm/mxsfb/mxsfb_regs.h @@ -14,77 +14,152 @@ #define LCDC_CTRL 0x00 #define LCDC_CTRL1 0x10 +#define LCDC_V4_CTRL2 0x20 #define LCDC_V3_TRANSFER_COUNT 0x20 #define LCDC_V4_TRANSFER_COUNT 0x30 #define LCDC_V4_CUR_BUF 0x40 #define LCDC_V4_NEXT_BUF 0x50 #define LCDC_V3_CUR_BUF 0x30 #define LCDC_V3_NEXT_BUF 0x40 +#define LCDC_TIMING 0x60 #define LCDC_VDCTRL0 0x70 #define LCDC_VDCTRL1 0x80 #define LCDC_VDCTRL2 0x90 #define LCDC_VDCTRL3 0xa0 #define LCDC_VDCTRL4 0xb0 +#define LCDC_DVICTRL0 0xc0 +#define LCDC_DVICTRL1 0xd0 +#define LCDC_DVICTRL2 0xe0 +#define LCDC_DVICTRL3 0xf0 +#define LCDC_DVICTRL4 0x100 +#define LCDC_V4_DATA 0x180 +#define LCDC_V3_DATA 0x1b0 #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 + +/* reg bit manipulation */ +#define REG_PUT(x, h, l) (((x) << (l)) & GENMASK(h, l)) +#define REG_GET(x, h, l) (((x) & GENMASK(h, l)) >> (l)) + +#define SWIZZLE_LE 0 /* Little-Endian or No swap */ +#define SWIZZLE_BE 1 /* Big-Endian or swap all */ +#define SWIZZLE_HWD 2 /* Swap half-words */ +#define SWIZZLE_HWD_BYTE 3 /* Swap bytes within each half-word */ + +#define CTRL_SFTRST BIT(31) +#define CTRL_CLKGATE BIT(30) +#define CTRL_SHIFT_DIR(x) REG_PUT((x), 26, 26) +#define CTRL_SHIFT_NUM(x) REG_PUT((x), 25, 21) +#define CTRL_BYPASS_COUNT BIT(19) +#define CTRL_VSYNC_MODE BIT(18) +#define CTRL_DOTCLK_MODE BIT(17) +#define CTRL_DATA_SELECT BIT(16) +#define CTRL_INPUT_SWIZZLE(x) REG_PUT((x), 15, 14) +#define CTRL_CSC_SWIZZLE(x) REG_PUT((x), 13, 12) +#define CTRL_SET_BUS_WIDTH(x) REG_PUT((x), 11, 10) +#define CTRL_GET_BUS_WIDTH(x) REG_GET((x), 11, 10) +#define CTRL_BUS_WIDTH_MASK REG_PUT((0x3), 11, 10) +#define CTRL_SET_WORD_LENGTH(x) REG_PUT((x), 9, 8) +#define CTRL_GET_WORD_LENGTH(x) REG_GET((x), 9, 8) +#define CTRL_MASTER BIT(5) +#define CTRL_DF16 BIT(3) +#define CTRL_DF18 BIT(2) +#define CTRL_DF24 BIT(1) +#define CTRL_RUN BIT(0) + +#define CTRL1_RECOVERY_ON_UNDERFLOW BIT(24) +#define CTRL1_FIFO_CLEAR BIT(21) -#define CTRL_SFTRST (1 << 31) -#define CTRL_CLKGATE (1 << 30) -#define CTRL_BYPASS_COUNT (1 << 19) -#define CTRL_VSYNC_MODE (1 << 18) -#define CTRL_DOTCLK_MODE (1 << 17) -#define CTRL_DATA_SELECT (1 << 16) -#define CTRL_SET_BUS_WIDTH(x) (((x) & 0x3) << 10) -#define CTRL_GET_BUS_WIDTH(x) (((x) >> 10) & 0x3) -#define CTRL_BUS_WIDTH_MASK (0x3 << 10) -#define CTRL_SET_WORD_LENGTH(x) (((x) & 0x3) << 8) -#define CTRL_GET_WORD_LENGTH(x) (((x) >> 8) & 0x3) -#define CTRL_MASTER (1 << 5) -#define CTRL_DF16 (1 << 3) -#define CTRL_DF18 (1 << 2) -#define CTRL_DF24 (1 << 1) -#define CTRL_RUN (1 << 0) - -#define CTRL1_FIFO_CLEAR (1 << 21) -#define CTRL1_SET_BYTE_PACKAGING(x) (((x) & 0xf) << 16) -#define CTRL1_GET_BYTE_PACKAGING(x) (((x) >> 16) & 0xf) -#define CTRL1_CUR_FRAME_DONE_IRQ_EN (1 << 13) -#define CTRL1_CUR_FRAME_DONE_IRQ (1 << 9) - -#define TRANSFER_COUNT_SET_VCOUNT(x) (((x) & 0xffff) << 16) -#define TRANSFER_COUNT_GET_VCOUNT(x) (((x) >> 16) & 0xffff) -#define TRANSFER_COUNT_SET_HCOUNT(x) ((x) & 0xffff) -#define TRANSFER_COUNT_GET_HCOUNT(x) ((x) & 0xffff) - -#define VDCTRL0_ENABLE_PRESENT (1 << 28) -#define VDCTRL0_VSYNC_ACT_HIGH (1 << 27) -#define VDCTRL0_HSYNC_ACT_HIGH (1 << 26) -#define VDCTRL0_DOTCLK_ACT_FALLING (1 << 25) -#define VDCTRL0_ENABLE_ACT_HIGH (1 << 24) -#define VDCTRL0_VSYNC_PERIOD_UNIT (1 << 21) -#define VDCTRL0_VSYNC_PULSE_WIDTH_UNIT (1 << 20) -#define VDCTRL0_HALF_LINE (1 << 19) -#define VDCTRL0_HALF_LINE_MODE (1 << 18) -#define VDCTRL0_SET_VSYNC_PULSE_WIDTH(x) ((x) & 0x3ffff) -#define VDCTRL0_GET_VSYNC_PULSE_WIDTH(x) ((x) & 0x3ffff) - -#define VDCTRL2_SET_HSYNC_PERIOD(x) ((x) & 0x3ffff) -#define VDCTRL2_GET_HSYNC_PERIOD(x) ((x) & 0x3ffff) - -#define VDCTRL3_MUX_SYNC_SIGNALS (1 << 29) -#define VDCTRL3_VSYNC_ONLY (1 << 28) -#define SET_HOR_WAIT_CNT(x) (((x) & 0xfff) << 16) -#define GET_HOR_WAIT_CNT(x) (((x) >> 16) & 0xfff) -#define SET_VERT_WAIT_CNT(x) ((x) & 0xffff) -#define GET_VERT_WAIT_CNT(x) ((x) & 0xffff) - -#define VDCTRL4_SET_DOTCLK_DLY(x) (((x) & 0x7) << 29) /* v4 only */ -#define VDCTRL4_GET_DOTCLK_DLY(x) (((x) >> 29) & 0x7) /* v4 only */ -#define VDCTRL4_SYNC_SIGNALS_ON (1 << 18) -#define SET_DOTCLK_H_VALID_DATA_CNT(x) ((x) & 0x3ffff) - -#define DEBUG0_HSYNC (1 < 26) -#define DEBUG0_VSYNC (1 < 25) +/* + * BYTE_PACKAGING + * + * This bitfield is used to show which data bytes in a 32-bit word area valid. + * Default value 0xf indicates that all bytes are valid. For 8-bit transfers, + * any combination in this bitfield will mean valid data is present in the + * corresponding bytes. In the 16-bit mode, a 16-bit half-word is valid only if + * adjacent bits [1:0] or [3:2] or both are 1. A value of 0x0 will mean that + * none of the bytes are valid and should not be used. For example, set the bit + * field value to 0x7 if the display data is arranged in the 24-bit unpacked + * format (A-R-G-B where A value does not have be transmitted). + */ +#define CTRL1_SET_BYTE_PACKAGING(x) REG_PUT((x), 19, 16) +#define CTRL1_GET_BYTE_PACKAGING(x) REG_GET((x), 19, 16) + +#define CTRL1_CUR_FRAME_DONE_IRQ_EN BIT(13) +#define CTRL1_CUR_FRAME_DONE_IRQ BIT(9) + +#define CTRL2_OUTSTANDING_REQS(x) REG_PUT((x), 23, 21) +#define REQ_1 0 +#define REQ_2 1 +#define REQ_4 2 +#define REQ_8 3 +#define REQ_16 4 + +#define CTRL2_ODD_LINE_PATTERN(x) REG_PUT((x), 18, 16) +#define CTRL2_EVEN_LINE_PATTERN(x) REG_PUT((x), 14, 12) +#define CTRL2_LINE_PATTERN_RGB 0 +#define CTRL2_LINE_PATTERN_RBG 1 +#define CTRL2_LINE_PATTERN_GBR 2 +#define CTRL2_LINE_PATTERN_GRB 3 +#define CTRL2_LINE_PATTERN_BRG 4 +#define CTRL2_LINE_PATTERN_BGR 5 +#define CTRL2_LINE_PATTERN_CLR 7 + +#define CTRL_LCD_RESET BIT(0) + +#define TRANSFER_COUNT_SET_VCOUNT(x) REG_PUT((x), 31, 16) +#define TRANSFER_COUNT_GET_VCOUNT(x) REG_GET((x), 31, 16) +#define TRANSFER_COUNT_SET_HCOUNT(x) REG_PUT((x), 15, 0) +#define TRANSFER_COUNT_GET_HCOUNT(x) REG_GET((x), 15, 0) + +#define VDCTRL0_ENABLE_PRESENT BIT(28) +#define VDCTRL0_VSYNC_ACT_HIGH BIT(27) +#define VDCTRL0_HSYNC_ACT_HIGH BIT(26) +#define VDCTRL0_DOTCLK_ACT_FALLING BIT(25) +#define VDCTRL0_ENABLE_ACT_HIGH BIT(24) +#define VDCTRL0_VSYNC_PERIOD_UNIT BIT(21) +#define VDCTRL0_VSYNC_PULSE_WIDTH_UNIT BIT(20) +#define VDCTRL0_HALF_LINE BIT(19) +#define VDCTRL0_HALF_LINE_MODE BIT(18) +#define VDCTRL0_SET_VSYNC_PULSE_WIDTH(x) REG_PUT((x), 17, 0) +#define VDCTRL0_GET_VSYNC_PULSE_WIDTH(x) REG_GET((x), 17, 0) + +#define VDCTRL2_SET_HSYNC_PERIOD(x) REG_PUT((x), 15, 0) +#define VDCTRL2_GET_HSYNC_PERIOD(x) REG_GET((x), 15, 0) + +#define VDCTRL3_MUX_SYNC_SIGNALS BIT(29) +#define VDCTRL3_VSYNC_ONLY BIT(28) +#define SET_HOR_WAIT_CNT(x) REG_PUT((x), 27, 16) +#define GET_HOR_WAIT_CNT(x) REG_GET((x), 27, 16) +#define SET_VERT_WAIT_CNT(x) REG_PUT((x), 15, 0) +#define GET_VERT_WAIT_CNT(x) REG_GET((x), 15, 0) + +#define VDCTRL4_SET_DOTCLK_DLY(x) REG_PUT((x), 31, 29) /* v4 only */ +#define VDCTRL4_GET_DOTCLK_DLY(x) REG_GET((x), 31, 29) /* v4 only */ +#define VDCTRL4_SYNC_SIGNALS_ON BIT(18) +#define SET_DOTCLK_H_VALID_DATA_CNT(x) REG_PUT((x), 17, 0) + +#define DEBUG0_HSYNC BIT(26) +#define DEBUG0_VSYNC BIT(25) + +/* pigeon registers for crop */ +#define HW_EPDC_PIGEON_12_0 0xb00 +#define HW_EPDC_PIGEON_12_1 0xb10 +#define HW_EPDC_PIGEON_12_2 0xb20 + +#define PIGEON_12_0_SET_STATE_MASK(x) REG_PUT((x), 31, 24) +#define PIGEON_12_0_SET_MASK_CNT(x) REG_PUT((x), 23, 12) +#define PIGEON_12_0_SET_MASK_CNT_SEL(x) REG_PUT((x), 11, 8) +#define PIGEON_12_0_SET_OFFSET(x) REG_PUT((x), 7, 4) +#define PIGEON_12_0_SET_INC_SEL(x) REG_PUT((x), 3, 2) +#define PIGEON_12_0_POL_ACTIVE_LOW BIT(1) +#define PIGEON_12_0_EN BIT(0) + +#define PIGEON_12_1_SET_CLR_CNT(x) REG_PUT((x), 31, 16) +#define PIGEON_12_1_SET_SET_CNT(x) REG_PUT((x), 15, 0) #define MXSFB_MIN_XRES 120 #define MXSFB_MIN_YRES 120 @@ -101,7 +176,7 @@ #define STMLCDIF_18BIT 2 /* pixel data bus to the display is of 18 bit width */ #define STMLCDIF_24BIT 3 /* pixel data bus to the display is of 24 bit width */ -#define MXSFB_SYNC_DATA_ENABLE_HIGH_ACT (1 << 6) -#define MXSFB_SYNC_DOTCLK_FALLING_ACT (1 << 7) /* negative edge sampling */ +#define MXSFB_SYNC_DATA_ENABLE_HIGH_ACT BIT(6) +#define MXSFB_SYNC_DOTCLK_FALLING_ACT BIT(7) /* negative edge sampling */ #endif /* __MXSFB_REGS_H__ */ |