diff options
Diffstat (limited to 'drivers/staging/sm750fb/ddk750_display.h')
-rw-r--r-- | drivers/staging/sm750fb/ddk750_display.h | 107 |
1 files changed, 107 insertions, 0 deletions
diff --git a/drivers/staging/sm750fb/ddk750_display.h b/drivers/staging/sm750fb/ddk750_display.h new file mode 100644 index 000000000..7f713906d --- /dev/null +++ b/drivers/staging/sm750fb/ddk750_display.h @@ -0,0 +1,107 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef DDK750_DISPLAY_H__ +#define DDK750_DISPLAY_H__ + +/* + * panel path select + * 80000[29:28] + */ + +#define PNL_2_OFFSET 0 +#define PNL_2_MASK (3 << PNL_2_OFFSET) +#define PNL_2_USAGE (PNL_2_MASK << 16) +#define PNL_2_PRI ((0 << PNL_2_OFFSET) | PNL_2_USAGE) +#define PNL_2_SEC ((2 << PNL_2_OFFSET) | PNL_2_USAGE) + +/* + * primary timing & plane enable bit + * 1: 80000[8] & 80000[2] on + * 0: both off + */ +#define PRI_TP_OFFSET 4 +#define PRI_TP_MASK BIT(PRI_TP_OFFSET) +#define PRI_TP_USAGE (PRI_TP_MASK << 16) +#define PRI_TP_ON ((0x1 << PRI_TP_OFFSET) | PRI_TP_USAGE) +#define PRI_TP_OFF ((0x0 << PRI_TP_OFFSET) | PRI_TP_USAGE) + +/* + * panel sequency status + * 80000[27:24] + */ +#define PNL_SEQ_OFFSET 6 +#define PNL_SEQ_MASK BIT(PNL_SEQ_OFFSET) +#define PNL_SEQ_USAGE (PNL_SEQ_MASK << 16) +#define PNL_SEQ_ON (BIT(PNL_SEQ_OFFSET) | PNL_SEQ_USAGE) +#define PNL_SEQ_OFF ((0 << PNL_SEQ_OFFSET) | PNL_SEQ_USAGE) + +/* + * dual digital output + * 80000[19] + */ +#define DUAL_TFT_OFFSET 8 +#define DUAL_TFT_MASK BIT(DUAL_TFT_OFFSET) +#define DUAL_TFT_USAGE (DUAL_TFT_MASK << 16) +#define DUAL_TFT_ON (BIT(DUAL_TFT_OFFSET) | DUAL_TFT_USAGE) +#define DUAL_TFT_OFF ((0 << DUAL_TFT_OFFSET) | DUAL_TFT_USAGE) + +/* + * secondary timing & plane enable bit + * 1:80200[8] & 80200[2] on + * 0: both off + */ +#define SEC_TP_OFFSET 5 +#define SEC_TP_MASK BIT(SEC_TP_OFFSET) +#define SEC_TP_USAGE (SEC_TP_MASK << 16) +#define SEC_TP_ON ((0x1 << SEC_TP_OFFSET) | SEC_TP_USAGE) +#define SEC_TP_OFF ((0x0 << SEC_TP_OFFSET) | SEC_TP_USAGE) + +/* + * crt path select + * 80200[19:18] + */ +#define CRT_2_OFFSET 2 +#define CRT_2_MASK (3 << CRT_2_OFFSET) +#define CRT_2_USAGE (CRT_2_MASK << 16) +#define CRT_2_PRI ((0x0 << CRT_2_OFFSET) | CRT_2_USAGE) +#define CRT_2_SEC ((0x2 << CRT_2_OFFSET) | CRT_2_USAGE) + +/* + * DAC affect both DVI and DSUB + * 4[20] + */ +#define DAC_OFFSET 7 +#define DAC_MASK BIT(DAC_OFFSET) +#define DAC_USAGE (DAC_MASK << 16) +#define DAC_ON ((0x0 << DAC_OFFSET) | DAC_USAGE) +#define DAC_OFF ((0x1 << DAC_OFFSET) | DAC_USAGE) + +/* + * DPMS only affect D-SUB head + * 0[31:30] + */ +#define DPMS_OFFSET 9 +#define DPMS_MASK (3 << DPMS_OFFSET) +#define DPMS_USAGE (DPMS_MASK << 16) +#define DPMS_OFF ((3 << DPMS_OFFSET) | DPMS_USAGE) +#define DPMS_ON ((0 << DPMS_OFFSET) | DPMS_USAGE) + +/* + * LCD1 means panel path TFT1 & panel path DVI (so enable DAC) + * CRT means crt path DSUB + */ +enum disp_output { + do_LCD1_PRI = PNL_2_PRI | PRI_TP_ON | PNL_SEQ_ON | DAC_ON, + do_LCD1_SEC = PNL_2_SEC | SEC_TP_ON | PNL_SEQ_ON | DAC_ON, + do_LCD2_PRI = CRT_2_PRI | PRI_TP_ON | DUAL_TFT_ON, + do_LCD2_SEC = CRT_2_SEC | SEC_TP_ON | DUAL_TFT_ON, + /* + * do_DSUB_PRI = CRT_2_PRI | PRI_TP_ON | DPMS_ON|DAC_ON, + * do_DSUB_SEC = CRT_2_SEC | SEC_TP_ON | DPMS_ON|DAC_ON, + */ + do_CRT_PRI = CRT_2_PRI | PRI_TP_ON | DPMS_ON | DAC_ON, + do_CRT_SEC = CRT_2_SEC | SEC_TP_ON | DPMS_ON | DAC_ON, +}; + +void ddk750_set_logical_disp_out(enum disp_output output); + +#endif |