diff options
Diffstat (limited to 'drivers/gpu/drm/panel/panel-sitronix-st7701.c')
| -rw-r--r-- | drivers/gpu/drm/panel/panel-sitronix-st7701.c | 1372 |
1 files changed, 1208 insertions, 164 deletions
diff --git a/drivers/gpu/drm/panel/panel-sitronix-st7701.c b/drivers/gpu/drm/panel/panel-sitronix-st7701.c index 320a2a8fd459..2f79ec4a2063 100644 --- a/drivers/gpu/drm/panel/panel-sitronix-st7701.c +++ b/drivers/gpu/drm/panel/panel-sitronix-st7701.c @@ -4,106 +4,144 @@ * Author: Jagan Teki <jagan@amarulasolutions.com> */ +#include <drm/drm_mipi_dbi.h> #include <drm/drm_mipi_dsi.h> #include <drm/drm_modes.h> #include <drm/drm_panel.h> +#include <linux/bitfield.h> #include <linux/gpio/consumer.h> #include <linux/delay.h> #include <linux/module.h> -#include <linux/of_device.h> +#include <linux/of.h> #include <linux/regulator/consumer.h> +#include <linux/spi/spi.h> #include <video/mipi_display.h> /* Command2 BKx selection command */ -#define DSI_CMD2BKX_SEL 0xFF +#define ST7701_CMD2BKX_SEL 0xFF +#define ST7701_CMD1 0 +#define ST7701_CMD2 BIT(4) +#define ST7701_CMD2BK_MASK GENMASK(3, 0) /* Command2, BK0 commands */ -#define DSI_CMD2_BK0_PVGAMCTRL 0xB0 /* Positive Voltage Gamma Control */ -#define DSI_CMD2_BK0_NVGAMCTRL 0xB1 /* Negative Voltage Gamma Control */ -#define DSI_CMD2_BK0_LNESET 0xC0 /* Display Line setting */ -#define DSI_CMD2_BK0_PORCTRL 0xC1 /* Porch control */ -#define DSI_CMD2_BK0_INVSEL 0xC2 /* Inversion selection, Frame Rate Control */ +#define ST7701_CMD2_BK0_PVGAMCTRL 0xB0 /* Positive Voltage Gamma Control */ +#define ST7701_CMD2_BK0_NVGAMCTRL 0xB1 /* Negative Voltage Gamma Control */ +#define ST7701_CMD2_BK0_LNESET 0xC0 /* Display Line setting */ +#define ST7701_CMD2_BK0_PORCTRL 0xC1 /* Porch control */ +#define ST7701_CMD2_BK0_INVSEL 0xC2 /* Inversion selection, Frame Rate Control */ /* Command2, BK1 commands */ -#define DSI_CMD2_BK1_VRHS 0xB0 /* Vop amplitude setting */ -#define DSI_CMD2_BK1_VCOM 0xB1 /* VCOM amplitude setting */ -#define DSI_CMD2_BK1_VGHSS 0xB2 /* VGH Voltage setting */ -#define DSI_CMD2_BK1_TESTCMD 0xB3 /* TEST Command Setting */ -#define DSI_CMD2_BK1_VGLS 0xB5 /* VGL Voltage setting */ -#define DSI_CMD2_BK1_PWCTLR1 0xB7 /* Power Control 1 */ -#define DSI_CMD2_BK1_PWCTLR2 0xB8 /* Power Control 2 */ -#define DSI_CMD2_BK1_SPD1 0xC1 /* Source pre_drive timing set1 */ -#define DSI_CMD2_BK1_SPD2 0xC2 /* Source EQ2 Setting */ -#define DSI_CMD2_BK1_MIPISET1 0xD0 /* MIPI Setting 1 */ - -/* - * Command2 with BK function selection. - * - * BIT[4, 0]: [CN2, BKXSEL] - * 10 = CMD2BK0, Command2 BK0 - * 11 = CMD2BK1, Command2 BK1 - * 00 = Command2 disable - */ -#define DSI_CMD2BK1_SEL 0x11 -#define DSI_CMD2BK0_SEL 0x10 -#define DSI_CMD2BKX_SEL_NONE 0x00 +#define ST7701_CMD2_BK1_VRHS 0xB0 /* Vop amplitude setting */ +#define ST7701_CMD2_BK1_VCOM 0xB1 /* VCOM amplitude setting */ +#define ST7701_CMD2_BK1_VGHSS 0xB2 /* VGH Voltage setting */ +#define ST7701_CMD2_BK1_TESTCMD 0xB3 /* TEST Command Setting */ +#define ST7701_CMD2_BK1_VGLS 0xB5 /* VGL Voltage setting */ +#define ST7701_CMD2_BK1_PWCTLR1 0xB7 /* Power Control 1 */ +#define ST7701_CMD2_BK1_PWCTLR2 0xB8 /* Power Control 2 */ +#define ST7701_CMD2_BK1_SPD1 0xC1 /* Source pre_drive timing set1 */ +#define ST7701_CMD2_BK1_SPD2 0xC2 /* Source EQ2 Setting */ +#define ST7701_CMD2_BK1_MIPISET1 0xD0 /* MIPI Setting 1 */ /* Command2, BK0 bytes */ -#define DSI_LINESET_LINE 0x69 -#define DSI_LINESET_LDE_EN BIT(7) -#define DSI_LINESET_LINEDELTA GENMASK(1, 0) -#define DSI_CMD2_BK0_LNESET_B1 DSI_LINESET_LINEDELTA -#define DSI_CMD2_BK0_LNESET_B0 (DSI_LINESET_LDE_EN | DSI_LINESET_LINE) -#define DSI_INVSEL_DEFAULT GENMASK(5, 4) -#define DSI_INVSEL_NLINV GENMASK(2, 0) -#define DSI_INVSEL_RTNI GENMASK(2, 1) -#define DSI_CMD2_BK0_INVSEL_B1 DSI_INVSEL_RTNI -#define DSI_CMD2_BK0_INVSEL_B0 (DSI_INVSEL_DEFAULT | DSI_INVSEL_NLINV) -#define DSI_CMD2_BK0_PORCTRL_B0(m) ((m)->vtotal - (m)->vsync_end) -#define DSI_CMD2_BK0_PORCTRL_B1(m) ((m)->vsync_start - (m)->vdisplay) +#define ST7701_CMD2_BK0_GAMCTRL_AJ_MASK GENMASK(7, 6) +#define ST7701_CMD2_BK0_GAMCTRL_VC0_MASK GENMASK(3, 0) +#define ST7701_CMD2_BK0_GAMCTRL_VC4_MASK GENMASK(5, 0) +#define ST7701_CMD2_BK0_GAMCTRL_VC8_MASK GENMASK(5, 0) +#define ST7701_CMD2_BK0_GAMCTRL_VC16_MASK GENMASK(4, 0) +#define ST7701_CMD2_BK0_GAMCTRL_VC24_MASK GENMASK(4, 0) +#define ST7701_CMD2_BK0_GAMCTRL_VC52_MASK GENMASK(3, 0) +#define ST7701_CMD2_BK0_GAMCTRL_VC80_MASK GENMASK(5, 0) +#define ST7701_CMD2_BK0_GAMCTRL_VC108_MASK GENMASK(3, 0) +#define ST7701_CMD2_BK0_GAMCTRL_VC147_MASK GENMASK(3, 0) +#define ST7701_CMD2_BK0_GAMCTRL_VC175_MASK GENMASK(5, 0) +#define ST7701_CMD2_BK0_GAMCTRL_VC203_MASK GENMASK(3, 0) +#define ST7701_CMD2_BK0_GAMCTRL_VC231_MASK GENMASK(4, 0) +#define ST7701_CMD2_BK0_GAMCTRL_VC239_MASK GENMASK(4, 0) +#define ST7701_CMD2_BK0_GAMCTRL_VC247_MASK GENMASK(5, 0) +#define ST7701_CMD2_BK0_GAMCTRL_VC251_MASK GENMASK(5, 0) +#define ST7701_CMD2_BK0_GAMCTRL_VC255_MASK GENMASK(4, 0) +#define ST7701_CMD2_BK0_LNESET_LINE_MASK GENMASK(6, 0) +#define ST7701_CMD2_BK0_LNESET_LDE_EN BIT(7) +#define ST7701_CMD2_BK0_LNESET_LINEDELTA GENMASK(1, 0) +#define ST7701_CMD2_BK0_PORCTRL_VBP_MASK GENMASK(7, 0) +#define ST7701_CMD2_BK0_PORCTRL_VFP_MASK GENMASK(7, 0) +#define ST7701_CMD2_BK0_INVSEL_ONES_MASK GENMASK(5, 4) +#define ST7701_CMD2_BK0_INVSEL_NLINV_MASK GENMASK(2, 0) +#define ST7701_CMD2_BK0_INVSEL_RTNI_MASK GENMASK(4, 0) /* Command2, BK1 bytes */ -#define DSI_CMD2_BK1_VRHA_SET 0x45 -#define DSI_CMD2_BK1_VCOM_SET 0x13 -#define DSI_CMD2_BK1_VGHSS_SET GENMASK(2, 0) -#define DSI_CMD2_BK1_TESTCMD_VAL BIT(7) -#define DSI_VGLS_DEFAULT BIT(6) -#define DSI_VGLS_SEL GENMASK(2, 0) -#define DSI_CMD2_BK1_VGLS_SET (DSI_VGLS_DEFAULT | DSI_VGLS_SEL) -#define DSI_PWCTLR1_AP BIT(7) /* Gamma OP bias, max */ -#define DSI_PWCTLR1_APIS BIT(2) /* Source OP input bias, min */ -#define DSI_PWCTLR1_APOS BIT(0) /* Source OP output bias, min */ -#define DSI_CMD2_BK1_PWCTLR1_SET (DSI_PWCTLR1_AP | DSI_PWCTLR1_APIS | \ - DSI_PWCTLR1_APOS) -#define DSI_PWCTLR2_AVDD BIT(5) /* AVDD 6.6v */ -#define DSI_PWCTLR2_AVCL 0x0 /* AVCL -4.4v */ -#define DSI_CMD2_BK1_PWCTLR2_SET (DSI_PWCTLR2_AVDD | DSI_PWCTLR2_AVCL) -#define DSI_SPD1_T2D BIT(3) -#define DSI_CMD2_BK1_SPD1_SET (GENMASK(6, 4) | DSI_SPD1_T2D) -#define DSI_CMD2_BK1_SPD2_SET DSI_CMD2_BK1_SPD1_SET -#define DSI_MIPISET1_EOT_EN BIT(3) -#define DSI_CMD2_BK1_MIPISET1_SET (BIT(7) | DSI_MIPISET1_EOT_EN) +#define ST7701_CMD2_BK1_VRHA_MASK GENMASK(7, 0) +#define ST7701_CMD2_BK1_VCOM_MASK GENMASK(7, 0) +#define ST7701_CMD2_BK1_VGHSS_MASK GENMASK(3, 0) +#define ST7701_CMD2_BK1_TESTCMD_VAL BIT(7) +#define ST7701_CMD2_BK1_VGLS_ONES BIT(6) +#define ST7701_CMD2_BK1_VGLS_MASK GENMASK(3, 0) +#define ST7701_CMD2_BK1_PWRCTRL1_AP_MASK GENMASK(7, 6) +#define ST7701_CMD2_BK1_PWRCTRL1_APIS_MASK GENMASK(3, 2) +#define ST7701_CMD2_BK1_PWRCTRL1_APOS_MASK GENMASK(1, 0) +#define ST7701_CMD2_BK1_PWRCTRL2_AVDD_MASK GENMASK(5, 4) +#define ST7701_CMD2_BK1_PWRCTRL2_AVCL_MASK GENMASK(1, 0) +#define ST7701_CMD2_BK1_SPD1_ONES_MASK GENMASK(6, 4) +#define ST7701_CMD2_BK1_SPD1_T2D_MASK GENMASK(3, 0) +#define ST7701_CMD2_BK1_SPD2_ONES_MASK GENMASK(6, 4) +#define ST7701_CMD2_BK1_SPD2_T3D_MASK GENMASK(3, 0) +#define ST7701_CMD2_BK1_MIPISET1_ONES BIT(7) +#define ST7701_CMD2_BK1_MIPISET1_EOT_EN BIT(3) + +#define CFIELD_PREP(_mask, _val) \ + (((typeof(_mask))(_val) << (__builtin_ffsll(_mask) - 1)) & (_mask)) + +enum op_bias { + OP_BIAS_OFF = 0, + OP_BIAS_MIN, + OP_BIAS_MIDDLE, + OP_BIAS_MAX +}; + +struct st7701; struct st7701_panel_desc { const struct drm_display_mode *mode; unsigned int lanes; - unsigned long flags; enum mipi_dsi_pixel_format format; - const char *const *supply_names; - unsigned int num_supplies; unsigned int panel_sleep_delay; + + /* TFT matrix driver configuration, panel specific. */ + const u8 pv_gamma[16]; /* Positive voltage gamma control */ + const u8 nv_gamma[16]; /* Negative voltage gamma control */ + const u8 nlinv; /* Inversion selection */ + const u32 vop_uv; /* Vop in uV */ + const u32 vcom_uv; /* Vcom in uV */ + const u16 vgh_mv; /* Vgh in mV */ + const s16 vgl_mv; /* Vgl in mV */ + const u16 avdd_mv; /* Avdd in mV */ + const s16 avcl_mv; /* Avcl in mV */ + const enum op_bias gamma_op_bias; + const enum op_bias input_op_bias; + const enum op_bias output_op_bias; + const u16 t2d_ns; /* T2D in ns */ + const u16 t3d_ns; /* T3D in ns */ + const bool eot_en; + + /* GIP sequence, fully custom and undocumented. */ + void (*gip_sequence)(struct st7701 *st7701); }; struct st7701 { struct drm_panel panel; struct mipi_dsi_device *dsi; + struct mipi_dbi dbi; const struct st7701_panel_desc *desc; - struct regulator_bulk_data *supplies; + struct regulator_bulk_data supplies[2]; struct gpio_desc *reset; unsigned int sleep_delay; + enum drm_panel_orientation orientation; + + int (*write_command)(struct st7701 *st7701, u8 cmd, const u8 *seq, + size_t len); }; static inline struct st7701 *panel_to_st7701(struct drm_panel *panel) @@ -111,87 +149,397 @@ static inline struct st7701 *panel_to_st7701(struct drm_panel *panel) return container_of(panel, struct st7701, panel); } -static inline int st7701_dsi_write(struct st7701 *st7701, const void *seq, - size_t len) +static int st7701_dsi_write(struct st7701 *st7701, u8 cmd, const u8 *seq, + size_t len) +{ + return mipi_dsi_dcs_write(st7701->dsi, cmd, seq, len); +} + +static int st7701_dbi_write(struct st7701 *st7701, u8 cmd, const u8 *seq, + size_t len) { - return mipi_dsi_dcs_write_buffer(st7701->dsi, seq, len); + return mipi_dbi_command_stackbuf(&st7701->dbi, cmd, seq, len); } -#define ST7701_DSI(st7701, seq...) \ - { \ - const u8 d[] = { seq }; \ - st7701_dsi_write(st7701, d, ARRAY_SIZE(d)); \ +#define ST7701_WRITE(st7701, cmd, seq...) \ + { \ + const u8 d[] = { seq }; \ + st7701->write_command(st7701, cmd, d, ARRAY_SIZE(d)); \ } +static u8 st7701_vgls_map(struct st7701 *st7701) +{ + const struct st7701_panel_desc *desc = st7701->desc; + struct { + s32 vgl; + u8 val; + } map[16] = { + { -7060, 0x0 }, { -7470, 0x1 }, + { -7910, 0x2 }, { -8140, 0x3 }, + { -8650, 0x4 }, { -8920, 0x5 }, + { -9210, 0x6 }, { -9510, 0x7 }, + { -9830, 0x8 }, { -10170, 0x9 }, + { -10530, 0xa }, { -10910, 0xb }, + { -11310, 0xc }, { -11730, 0xd }, + { -12200, 0xe }, { -12690, 0xf } + }; + int i; + + for (i = 0; i < ARRAY_SIZE(map); i++) + if (desc->vgl_mv == map[i].vgl) + return map[i].val; + + return 0; +} + +static void st7701_switch_cmd_bkx(struct st7701 *st7701, bool cmd2, u8 bkx) +{ + u8 val; + + if (cmd2) + val = ST7701_CMD2 | FIELD_PREP(ST7701_CMD2BK_MASK, bkx); + else + val = ST7701_CMD1; + + ST7701_WRITE(st7701, ST7701_CMD2BKX_SEL, 0x77, 0x01, 0x00, 0x00, val); +} + static void st7701_init_sequence(struct st7701 *st7701) { - const struct drm_display_mode *mode = st7701->desc->mode; + const struct st7701_panel_desc *desc = st7701->desc; + const struct drm_display_mode *mode = desc->mode; + const u8 linecount8 = mode->vdisplay / 8; + const u8 linecountrem2 = (mode->vdisplay % 8) / 2; - ST7701_DSI(st7701, MIPI_DCS_SOFT_RESET, 0x00); + ST7701_WRITE(st7701, MIPI_DCS_SOFT_RESET, 0x00); /* We need to wait 5ms before sending new commands */ msleep(5); - ST7701_DSI(st7701, MIPI_DCS_EXIT_SLEEP_MODE, 0x00); + ST7701_WRITE(st7701, MIPI_DCS_EXIT_SLEEP_MODE, 0x00); msleep(st7701->sleep_delay); /* Command2, BK0 */ - ST7701_DSI(st7701, DSI_CMD2BKX_SEL, - 0x77, 0x01, 0x00, 0x00, DSI_CMD2BK0_SEL); - ST7701_DSI(st7701, DSI_CMD2_BK0_PVGAMCTRL, 0x00, 0x0E, 0x15, 0x0F, - 0x11, 0x08, 0x08, 0x08, 0x08, 0x23, 0x04, 0x13, 0x12, - 0x2B, 0x34, 0x1F); - ST7701_DSI(st7701, DSI_CMD2_BK0_NVGAMCTRL, 0x00, 0x0E, 0x95, 0x0F, - 0x13, 0x07, 0x09, 0x08, 0x08, 0x22, 0x04, 0x10, 0x0E, - 0x2C, 0x34, 0x1F); - ST7701_DSI(st7701, DSI_CMD2_BK0_LNESET, - DSI_CMD2_BK0_LNESET_B0, DSI_CMD2_BK0_LNESET_B1); - ST7701_DSI(st7701, DSI_CMD2_BK0_PORCTRL, - DSI_CMD2_BK0_PORCTRL_B0(mode), - DSI_CMD2_BK0_PORCTRL_B1(mode)); - ST7701_DSI(st7701, DSI_CMD2_BK0_INVSEL, - DSI_CMD2_BK0_INVSEL_B0, DSI_CMD2_BK0_INVSEL_B1); + st7701_switch_cmd_bkx(st7701, true, 0); + + st7701->write_command(st7701, ST7701_CMD2_BK0_PVGAMCTRL, desc->pv_gamma, + ARRAY_SIZE(desc->pv_gamma)); + st7701->write_command(st7701, ST7701_CMD2_BK0_NVGAMCTRL, desc->nv_gamma, + ARRAY_SIZE(desc->nv_gamma)); + /* + * Vertical line count configuration: + * Line[6:0]: select number of vertical lines of the TFT matrix in + * multiples of 8 lines + * LDE_EN: enable sub-8-line granularity line count + * Line_delta[1:0]: add 0/2/4/6 extra lines to line count selected + * using Line[6:0] + * + * Total number of vertical lines: + * LN = ((Line[6:0] + 1) * 8) + (LDE_EN ? Line_delta[1:0] * 2 : 0) + */ + ST7701_WRITE(st7701, ST7701_CMD2_BK0_LNESET, + FIELD_PREP(ST7701_CMD2_BK0_LNESET_LINE_MASK, linecount8 - 1) | + (linecountrem2 ? ST7701_CMD2_BK0_LNESET_LDE_EN : 0), + FIELD_PREP(ST7701_CMD2_BK0_LNESET_LINEDELTA, linecountrem2)); + ST7701_WRITE(st7701, ST7701_CMD2_BK0_PORCTRL, + FIELD_PREP(ST7701_CMD2_BK0_PORCTRL_VBP_MASK, + mode->vtotal - mode->vsync_end), + FIELD_PREP(ST7701_CMD2_BK0_PORCTRL_VFP_MASK, + mode->vsync_start - mode->vdisplay)); + /* + * Horizontal pixel count configuration: + * PCLK = 512 + (RTNI[4:0] * 16) + * The PCLK is number of pixel clock per line, which matches + * mode htotal. The minimum is 512 PCLK. + */ + ST7701_WRITE(st7701, ST7701_CMD2_BK0_INVSEL, + ST7701_CMD2_BK0_INVSEL_ONES_MASK | + FIELD_PREP(ST7701_CMD2_BK0_INVSEL_NLINV_MASK, desc->nlinv), + FIELD_PREP(ST7701_CMD2_BK0_INVSEL_RTNI_MASK, + (clamp((u32)mode->htotal, 512U, 1008U) - 512) / 16)); /* Command2, BK1 */ - ST7701_DSI(st7701, DSI_CMD2BKX_SEL, - 0x77, 0x01, 0x00, 0x00, DSI_CMD2BK1_SEL); - ST7701_DSI(st7701, DSI_CMD2_BK1_VRHS, DSI_CMD2_BK1_VRHA_SET); - ST7701_DSI(st7701, DSI_CMD2_BK1_VCOM, DSI_CMD2_BK1_VCOM_SET); - ST7701_DSI(st7701, DSI_CMD2_BK1_VGHSS, DSI_CMD2_BK1_VGHSS_SET); - ST7701_DSI(st7701, DSI_CMD2_BK1_TESTCMD, DSI_CMD2_BK1_TESTCMD_VAL); - ST7701_DSI(st7701, DSI_CMD2_BK1_VGLS, DSI_CMD2_BK1_VGLS_SET); - ST7701_DSI(st7701, DSI_CMD2_BK1_PWCTLR1, DSI_CMD2_BK1_PWCTLR1_SET); - ST7701_DSI(st7701, DSI_CMD2_BK1_PWCTLR2, DSI_CMD2_BK1_PWCTLR2_SET); - ST7701_DSI(st7701, DSI_CMD2_BK1_SPD1, DSI_CMD2_BK1_SPD1_SET); - ST7701_DSI(st7701, DSI_CMD2_BK1_SPD2, DSI_CMD2_BK1_SPD2_SET); - ST7701_DSI(st7701, DSI_CMD2_BK1_MIPISET1, DSI_CMD2_BK1_MIPISET1_SET); + st7701_switch_cmd_bkx(st7701, true, 1); + + /* Vop = 3.5375V + (VRHA[7:0] * 0.0125V) */ + ST7701_WRITE(st7701, ST7701_CMD2_BK1_VRHS, + FIELD_PREP(ST7701_CMD2_BK1_VRHA_MASK, + DIV_ROUND_CLOSEST(desc->vop_uv - 3537500, 12500))); + + /* Vcom = 0.1V + (VCOM[7:0] * 0.0125V) */ + ST7701_WRITE(st7701, ST7701_CMD2_BK1_VCOM, + FIELD_PREP(ST7701_CMD2_BK1_VCOM_MASK, + DIV_ROUND_CLOSEST(desc->vcom_uv - 100000, 12500))); + + /* Vgh = 11.5V + (VGHSS[7:0] * 0.5V) */ + ST7701_WRITE(st7701, ST7701_CMD2_BK1_VGHSS, + FIELD_PREP(ST7701_CMD2_BK1_VGHSS_MASK, + DIV_ROUND_CLOSEST(clamp(desc->vgh_mv, + (u16)11500, + (u16)17000) - 11500, + 500))); + + ST7701_WRITE(st7701, ST7701_CMD2_BK1_TESTCMD, ST7701_CMD2_BK1_TESTCMD_VAL); + + /* Vgl is non-linear */ + ST7701_WRITE(st7701, ST7701_CMD2_BK1_VGLS, + ST7701_CMD2_BK1_VGLS_ONES | + FIELD_PREP(ST7701_CMD2_BK1_VGLS_MASK, st7701_vgls_map(st7701))); + + ST7701_WRITE(st7701, ST7701_CMD2_BK1_PWCTLR1, + FIELD_PREP(ST7701_CMD2_BK1_PWRCTRL1_AP_MASK, + desc->gamma_op_bias) | + FIELD_PREP(ST7701_CMD2_BK1_PWRCTRL1_APIS_MASK, + desc->input_op_bias) | + FIELD_PREP(ST7701_CMD2_BK1_PWRCTRL1_APOS_MASK, + desc->output_op_bias)); + + /* Avdd = 6.2V + (AVDD[1:0] * 0.2V) , Avcl = -4.4V - (AVCL[1:0] * 0.2V) */ + ST7701_WRITE(st7701, ST7701_CMD2_BK1_PWCTLR2, + FIELD_PREP(ST7701_CMD2_BK1_PWRCTRL2_AVDD_MASK, + DIV_ROUND_CLOSEST(desc->avdd_mv - 6200, 200)) | + FIELD_PREP(ST7701_CMD2_BK1_PWRCTRL2_AVCL_MASK, + DIV_ROUND_CLOSEST(-4400 - desc->avcl_mv, 200))); + + /* T2D = 0.2us * T2D[3:0] */ + ST7701_WRITE(st7701, ST7701_CMD2_BK1_SPD1, + ST7701_CMD2_BK1_SPD1_ONES_MASK | + FIELD_PREP(ST7701_CMD2_BK1_SPD1_T2D_MASK, + DIV_ROUND_CLOSEST(desc->t2d_ns, 200))); + + /* T3D = 4us + (0.8us * T3D[3:0]) */ + ST7701_WRITE(st7701, ST7701_CMD2_BK1_SPD2, + ST7701_CMD2_BK1_SPD2_ONES_MASK | + FIELD_PREP(ST7701_CMD2_BK1_SPD2_T3D_MASK, + DIV_ROUND_CLOSEST(desc->t3d_ns - 4000, 800))); + + ST7701_WRITE(st7701, ST7701_CMD2_BK1_MIPISET1, + ST7701_CMD2_BK1_MIPISET1_ONES | + (desc->eot_en ? ST7701_CMD2_BK1_MIPISET1_EOT_EN : 0)); +} +static void ts8550b_gip_sequence(struct st7701 *st7701) +{ /** * ST7701_SPEC_V1.2 is unable to provide enough information above this * specific command sequence, so grab the same from vendor BSP driver. */ - ST7701_DSI(st7701, 0xE0, 0x00, 0x00, 0x02); - ST7701_DSI(st7701, 0xE1, 0x0B, 0x00, 0x0D, 0x00, 0x0C, 0x00, 0x0E, + ST7701_WRITE(st7701, 0xE0, 0x00, 0x00, 0x02); + ST7701_WRITE(st7701, 0xE1, 0x0B, 0x00, 0x0D, 0x00, 0x0C, 0x00, 0x0E, 0x00, 0x00, 0x44, 0x44); - ST7701_DSI(st7701, 0xE2, 0x33, 0x33, 0x44, 0x44, 0x64, 0x00, 0x66, + ST7701_WRITE(st7701, 0xE2, 0x33, 0x33, 0x44, 0x44, 0x64, 0x00, 0x66, 0x00, 0x65, 0x00, 0x67, 0x00, 0x00); - ST7701_DSI(st7701, 0xE3, 0x00, 0x00, 0x33, 0x33); - ST7701_DSI(st7701, 0xE4, 0x44, 0x44); - ST7701_DSI(st7701, 0xE5, 0x0C, 0x78, 0x3C, 0xA0, 0x0E, 0x78, 0x3C, + ST7701_WRITE(st7701, 0xE3, 0x00, 0x00, 0x33, 0x33); + ST7701_WRITE(st7701, 0xE4, 0x44, 0x44); + ST7701_WRITE(st7701, 0xE5, 0x0C, 0x78, 0x3C, 0xA0, 0x0E, 0x78, 0x3C, 0xA0, 0x10, 0x78, 0x3C, 0xA0, 0x12, 0x78, 0x3C, 0xA0); - ST7701_DSI(st7701, 0xE6, 0x00, 0x00, 0x33, 0x33); - ST7701_DSI(st7701, 0xE7, 0x44, 0x44); - ST7701_DSI(st7701, 0xE8, 0x0D, 0x78, 0x3C, 0xA0, 0x0F, 0x78, 0x3C, + ST7701_WRITE(st7701, 0xE6, 0x00, 0x00, 0x33, 0x33); + ST7701_WRITE(st7701, 0xE7, 0x44, 0x44); + ST7701_WRITE(st7701, 0xE8, 0x0D, 0x78, 0x3C, 0xA0, 0x0F, 0x78, 0x3C, 0xA0, 0x11, 0x78, 0x3C, 0xA0, 0x13, 0x78, 0x3C, 0xA0); - ST7701_DSI(st7701, 0xEB, 0x02, 0x02, 0x39, 0x39, 0xEE, 0x44, 0x00); - ST7701_DSI(st7701, 0xEC, 0x00, 0x00); - ST7701_DSI(st7701, 0xED, 0xFF, 0xF1, 0x04, 0x56, 0x72, 0x3F, 0xFF, + ST7701_WRITE(st7701, 0xEB, 0x02, 0x02, 0x39, 0x39, 0xEE, 0x44, 0x00); + ST7701_WRITE(st7701, 0xEC, 0x00, 0x00); + ST7701_WRITE(st7701, 0xED, 0xFF, 0xF1, 0x04, 0x56, 0x72, 0x3F, 0xFF, 0xFF, 0xFF, 0xFF, 0xF3, 0x27, 0x65, 0x40, 0x1F, 0xFF); +} + +static void dmt028vghmcmi_1a_gip_sequence(struct st7701 *st7701) +{ + ST7701_WRITE(st7701, 0xEE, 0x42); + ST7701_WRITE(st7701, 0xE0, 0x00, 0x00, 0x02); + + ST7701_WRITE(st7701, 0xE1, + 0x04, 0xA0, 0x06, 0xA0, + 0x05, 0xA0, 0x07, 0xA0, + 0x00, 0x44, 0x44); + ST7701_WRITE(st7701, 0xE2, + 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00); + ST7701_WRITE(st7701, 0xE3, + 0x00, 0x00, 0x22, 0x22); + ST7701_WRITE(st7701, 0xE4, 0x44, 0x44); + ST7701_WRITE(st7701, 0xE5, + 0x0C, 0x90, 0xA0, 0xA0, + 0x0E, 0x92, 0xA0, 0xA0, + 0x08, 0x8C, 0xA0, 0xA0, + 0x0A, 0x8E, 0xA0, 0xA0); + ST7701_WRITE(st7701, 0xE6, + 0x00, 0x00, 0x22, 0x22); + ST7701_WRITE(st7701, 0xE7, 0x44, 0x44); + ST7701_WRITE(st7701, 0xE8, + 0x0D, 0x91, 0xA0, 0xA0, + 0x0F, 0x93, 0xA0, 0xA0, + 0x09, 0x8D, 0xA0, 0xA0, + 0x0B, 0x8F, 0xA0, 0xA0); + ST7701_WRITE(st7701, 0xEB, + 0x00, 0x00, 0xE4, 0xE4, + 0x44, 0x00, 0x00); + ST7701_WRITE(st7701, 0xED, + 0xFF, 0xF5, 0x47, 0x6F, + 0x0B, 0xA1, 0xAB, 0xFF, + 0xFF, 0xBA, 0x1A, 0xB0, + 0xF6, 0x74, 0x5F, 0xFF); + ST7701_WRITE(st7701, 0xEF, + 0x08, 0x08, 0x08, 0x40, + 0x3F, 0x64); + + st7701_switch_cmd_bkx(st7701, false, 0); + + st7701_switch_cmd_bkx(st7701, true, 3); + ST7701_WRITE(st7701, 0xE6, 0x7C); + ST7701_WRITE(st7701, 0xE8, 0x00, 0x0E); + + st7701_switch_cmd_bkx(st7701, false, 0); + ST7701_WRITE(st7701, 0x11); + msleep(120); + + st7701_switch_cmd_bkx(st7701, true, 3); + ST7701_WRITE(st7701, 0xE8, 0x00, 0x0C); + msleep(10); + ST7701_WRITE(st7701, 0xE8, 0x00, 0x00); + + st7701_switch_cmd_bkx(st7701, false, 0); + ST7701_WRITE(st7701, 0x11); + msleep(120); + ST7701_WRITE(st7701, 0xE8, 0x00, 0x00); + + st7701_switch_cmd_bkx(st7701, false, 0); + + ST7701_WRITE(st7701, 0x3A, 0x70); +} - /* disable Command2 */ - ST7701_DSI(st7701, DSI_CMD2BKX_SEL, - 0x77, 0x01, 0x00, 0x00, DSI_CMD2BKX_SEL_NONE); +static void kd50t048a_gip_sequence(struct st7701 *st7701) +{ + /** + * ST7701_SPEC_V1.2 is unable to provide enough information above this + * specific command sequence, so grab the same from vendor BSP driver. + */ + ST7701_WRITE(st7701, 0xE0, 0x00, 0x00, 0x02); + ST7701_WRITE(st7701, 0xE1, 0x08, 0x00, 0x0A, 0x00, 0x07, 0x00, 0x09, + 0x00, 0x00, 0x33, 0x33); + ST7701_WRITE(st7701, 0xE2, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00); + ST7701_WRITE(st7701, 0xE3, 0x00, 0x00, 0x33, 0x33); + ST7701_WRITE(st7701, 0xE4, 0x44, 0x44); + ST7701_WRITE(st7701, 0xE5, 0x0E, 0x60, 0xA0, 0xA0, 0x10, 0x60, 0xA0, + 0xA0, 0x0A, 0x60, 0xA0, 0xA0, 0x0C, 0x60, 0xA0, 0xA0); + ST7701_WRITE(st7701, 0xE6, 0x00, 0x00, 0x33, 0x33); + ST7701_WRITE(st7701, 0xE7, 0x44, 0x44); + ST7701_WRITE(st7701, 0xE8, 0x0D, 0x60, 0xA0, 0xA0, 0x0F, 0x60, 0xA0, + 0xA0, 0x09, 0x60, 0xA0, 0xA0, 0x0B, 0x60, 0xA0, 0xA0); + ST7701_WRITE(st7701, 0xEB, 0x02, 0x01, 0xE4, 0xE4, 0x44, 0x00, 0x40); + ST7701_WRITE(st7701, 0xEC, 0x02, 0x01); + ST7701_WRITE(st7701, 0xED, 0xAB, 0x89, 0x76, 0x54, 0x01, 0xFF, 0xFF, + 0xFF, 0xFF, 0xFF, 0xFF, 0x10, 0x45, 0x67, 0x98, 0xBA); +} + +static void rg_arc_gip_sequence(struct st7701 *st7701) +{ + st7701_switch_cmd_bkx(st7701, true, 3); + ST7701_WRITE(st7701, 0xEF, 0x08); + st7701_switch_cmd_bkx(st7701, true, 0); + ST7701_WRITE(st7701, 0xC7, 0x04); + ST7701_WRITE(st7701, 0xCC, 0x38); + st7701_switch_cmd_bkx(st7701, true, 1); + ST7701_WRITE(st7701, 0xB9, 0x10); + ST7701_WRITE(st7701, 0xBC, 0x03); + ST7701_WRITE(st7701, 0xC0, 0x89); + ST7701_WRITE(st7701, 0xE0, 0x00, 0x00, 0x02); + ST7701_WRITE(st7701, 0xE1, 0x04, 0x00, 0x00, 0x00, 0x05, 0x00, 0x00, + 0x00, 0x00, 0x20, 0x20); + ST7701_WRITE(st7701, 0xE2, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00); + ST7701_WRITE(st7701, 0xE3, 0x00, 0x00, 0x33, 0x00); + ST7701_WRITE(st7701, 0xE4, 0x22, 0x00); + ST7701_WRITE(st7701, 0xE5, 0x04, 0x5C, 0xA0, 0xA0, 0x06, 0x5C, 0xA0, + 0xA0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00); + ST7701_WRITE(st7701, 0xE6, 0x00, 0x00, 0x33, 0x00); + ST7701_WRITE(st7701, 0xE7, 0x22, 0x00); + ST7701_WRITE(st7701, 0xE8, 0x05, 0x5C, 0xA0, 0xA0, 0x07, 0x5C, 0xA0, + 0xA0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00); + ST7701_WRITE(st7701, 0xEB, 0x02, 0x00, 0x40, 0x40, 0x00, 0x00, 0x00); + ST7701_WRITE(st7701, 0xEC, 0x00, 0x00); + ST7701_WRITE(st7701, 0xED, 0xFA, 0x45, 0x0B, 0xFF, 0xFF, 0xFF, 0xFF, + 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xB0, 0x54, 0xAF); + ST7701_WRITE(st7701, 0xEF, 0x08, 0x08, 0x08, 0x45, 0x3F, 0x54); + st7701_switch_cmd_bkx(st7701, false, 0); + ST7701_WRITE(st7701, MIPI_DCS_SET_ADDRESS_MODE, 0x17); + ST7701_WRITE(st7701, MIPI_DCS_SET_PIXEL_FORMAT, 0x77); + ST7701_WRITE(st7701, MIPI_DCS_EXIT_SLEEP_MODE, 0x00); + msleep(120); +} + +static void rg28xx_gip_sequence(struct st7701 *st7701) +{ + st7701_switch_cmd_bkx(st7701, true, 3); + ST7701_WRITE(st7701, 0xEF, 0x08); + + st7701_switch_cmd_bkx(st7701, true, 0); + ST7701_WRITE(st7701, 0xC3, 0x02, 0x10, 0x02); + ST7701_WRITE(st7701, 0xC7, 0x04); + ST7701_WRITE(st7701, 0xCC, 0x10); + + st7701_switch_cmd_bkx(st7701, true, 1); + ST7701_WRITE(st7701, 0xEE, 0x42); + ST7701_WRITE(st7701, 0xE0, 0x00, 0x00, 0x02); + + ST7701_WRITE(st7701, 0xE1, 0x04, 0xA0, 0x06, 0xA0, 0x05, 0xA0, 0x07, 0xA0, + 0x00, 0x44, 0x44); + ST7701_WRITE(st7701, 0xE2, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00); + ST7701_WRITE(st7701, 0xE3, 0x00, 0x00, 0x22, 0x22); + ST7701_WRITE(st7701, 0xE4, 0x44, 0x44); + ST7701_WRITE(st7701, 0xE5, 0x0C, 0x90, 0xA0, 0xA0, 0x0E, 0x92, 0xA0, 0xA0, + 0x08, 0x8C, 0xA0, 0xA0, 0x0A, 0x8E, 0xA0, 0xA0); + ST7701_WRITE(st7701, 0xE6, 0x00, 0x00, 0x22, 0x22); + ST7701_WRITE(st7701, 0xE7, 0x44, 0x44); + ST7701_WRITE(st7701, 0xE8, 0x0D, 0x91, 0xA0, 0xA0, 0x0F, 0x93, 0xA0, 0xA0, + 0x09, 0x8D, 0xA0, 0xA0, 0x0B, 0x8F, 0xA0, 0xA0); + ST7701_WRITE(st7701, 0xEB, 0x00, 0x00, 0xE4, 0xE4, 0x44, 0x00, 0x40); + ST7701_WRITE(st7701, 0xED, 0xFF, 0xF5, 0x47, 0x6F, 0x0B, 0xA1, 0xBA, 0xFF, + 0xFF, 0xAB, 0x1A, 0xB0, 0xF6, 0x74, 0x5F, 0xFF); + ST7701_WRITE(st7701, 0xEF, 0x08, 0x08, 0x08, 0x45, 0x3F, 0x54); + + st7701_switch_cmd_bkx(st7701, false, 0); + + st7701_switch_cmd_bkx(st7701, true, 3); + ST7701_WRITE(st7701, 0xE6, 0x16); + ST7701_WRITE(st7701, 0xE8, 0x00, 0x0E); + + st7701_switch_cmd_bkx(st7701, false, 0); + ST7701_WRITE(st7701, MIPI_DCS_SET_ADDRESS_MODE, 0x10); + ST7701_WRITE(st7701, MIPI_DCS_EXIT_SLEEP_MODE); + msleep(120); + + st7701_switch_cmd_bkx(st7701, true, 3); + ST7701_WRITE(st7701, 0xE8, 0x00, 0x0C); + msleep(10); + ST7701_WRITE(st7701, 0xE8, 0x00, 0x00); + st7701_switch_cmd_bkx(st7701, false, 0); +} + +static void wf40eswaa6mnn0_gip_sequence(struct st7701 *st7701) +{ + ST7701_WRITE(st7701, 0xE0, 0x00, 0x28, 0x02); + ST7701_WRITE(st7701, 0xE1, 0x08, 0xA0, 0x00, 0x00, 0x07, 0xA0, 0x00, + 0x00, 0x00, 0x44, 0x44); + ST7701_WRITE(st7701, 0xE2, 0x11, 0x11, 0x44, 0x44, 0xED, 0xA0, 0x00, + 0x00, 0xEC, 0xA0, 0x00, 0x00); + ST7701_WRITE(st7701, 0xE3, 0x00, 0x00, 0x11, 0x11); + ST7701_WRITE(st7701, 0xE4, 0x44, 0x44); + ST7701_WRITE(st7701, 0xE5, 0x0A, 0xE9, 0xD8, 0xA0, 0x0C, 0xEB, 0xD8, + 0xA0, 0x0E, 0xED, 0xD8, 0xA0, 0x10, 0xEF, 0xD8, 0xA0); + ST7701_WRITE(st7701, 0xE6, 0x00, 0x00, 0x11, 0x11); + ST7701_WRITE(st7701, 0xE7, 0x44, 0x44); + ST7701_WRITE(st7701, 0xE8, 0x09, 0xE8, 0xD8, 0xA0, 0x0B, 0xEA, 0xD8, + 0xA0, 0x0D, 0xEC, 0xD8, 0xA0, 0x0F, 0xEE, 0xD8, 0xA0); + ST7701_WRITE(st7701, 0xEB, 0x00, 0x00, 0xE4, 0xE4, 0x88, 0x00, 0x40); + ST7701_WRITE(st7701, 0xEC, 0x3C, 0x00); + ST7701_WRITE(st7701, 0xED, 0xAB, 0x89, 0x76, 0x54, 0x02, 0xFF, 0xFF, + 0xFF, 0xFF, 0xFF, 0xFF, 0x20, 0x45, 0x67, 0x98, 0xBA); + ST7701_WRITE(st7701, MIPI_DCS_SET_ADDRESS_MODE, 0); } static int st7701_prepare(struct drm_panel *panel) @@ -201,7 +549,7 @@ static int st7701_prepare(struct drm_panel *panel) gpiod_set_value(st7701->reset, 0); - ret = regulator_bulk_enable(st7701->desc->num_supplies, + ret = regulator_bulk_enable(ARRAY_SIZE(st7701->supplies), st7701->supplies); if (ret < 0) return ret; @@ -212,6 +560,12 @@ static int st7701_prepare(struct drm_panel *panel) st7701_init_sequence(st7701); + if (st7701->desc->gip_sequence) + st7701->desc->gip_sequence(st7701); + + /* Disable Command2 */ + st7701_switch_cmd_bkx(st7701, false, 0); + return 0; } @@ -219,7 +573,7 @@ static int st7701_enable(struct drm_panel *panel) { struct st7701 *st7701 = panel_to_st7701(panel); - ST7701_DSI(st7701, MIPI_DCS_SET_DISPLAY_ON, 0x00); + ST7701_WRITE(st7701, MIPI_DCS_SET_DISPLAY_ON, 0x00); return 0; } @@ -228,7 +582,7 @@ static int st7701_disable(struct drm_panel *panel) { struct st7701 *st7701 = panel_to_st7701(panel); - ST7701_DSI(st7701, MIPI_DCS_SET_DISPLAY_OFF, 0x00); + ST7701_WRITE(st7701, MIPI_DCS_SET_DISPLAY_OFF, 0x00); return 0; } @@ -237,7 +591,7 @@ static int st7701_unprepare(struct drm_panel *panel) { struct st7701 *st7701 = panel_to_st7701(panel); - ST7701_DSI(st7701, MIPI_DCS_ENTER_SLEEP_MODE, 0x00); + ST7701_WRITE(st7701, MIPI_DCS_ENTER_SLEEP_MODE, 0x00); msleep(st7701->sleep_delay); @@ -254,7 +608,7 @@ static int st7701_unprepare(struct drm_panel *panel) */ msleep(st7701->sleep_delay); - regulator_bulk_disable(st7701->desc->num_supplies, st7701->supplies); + regulator_bulk_disable(ARRAY_SIZE(st7701->supplies), st7701->supplies); return 0; } @@ -268,7 +622,7 @@ static int st7701_get_modes(struct drm_panel *panel, mode = drm_mode_duplicate(connector->dev, desc_mode); if (!mode) { - dev_err(&st7701->dsi->dev, "failed to add mode %ux%u@%u\n", + dev_err(panel->dev, "failed to add mode %ux%u@%u\n", desc_mode->hdisplay, desc_mode->vdisplay, drm_mode_vrefresh(desc_mode)); return -ENOMEM; @@ -280,15 +634,29 @@ static int st7701_get_modes(struct drm_panel *panel, connector->display_info.width_mm = desc_mode->width_mm; connector->display_info.height_mm = desc_mode->height_mm; + /* + * TODO: Remove once all drm drivers call + * drm_connector_set_orientation_from_panel() + */ + drm_connector_set_panel_orientation(connector, st7701->orientation); + return 1; } +static enum drm_panel_orientation st7701_get_orientation(struct drm_panel *panel) +{ + struct st7701 *st7701 = panel_to_st7701(panel); + + return st7701->orientation; +} + static const struct drm_panel_funcs st7701_funcs = { .disable = st7701_disable, .unprepare = st7701_unprepare, .prepare = st7701_prepare, .enable = st7701_enable, .get_modes = st7701_get_modes, + .get_orientation = st7701_get_orientation, }; static const struct drm_display_mode ts8550b_mode = { @@ -310,58 +678,629 @@ static const struct drm_display_mode ts8550b_mode = { .type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED, }; -static const char * const ts8550b_supply_names[] = { - "VCC", - "IOVCC", -}; - static const struct st7701_panel_desc ts8550b_desc = { .mode = &ts8550b_mode, .lanes = 2, - .flags = MIPI_DSI_MODE_VIDEO, .format = MIPI_DSI_FMT_RGB888, - .supply_names = ts8550b_supply_names, - .num_supplies = ARRAY_SIZE(ts8550b_supply_names), .panel_sleep_delay = 80, /* panel need extra 80ms for sleep out cmd */ + + .pv_gamma = { + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC0_MASK, 0), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC4_MASK, 0xe), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC8_MASK, 0x15), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC16_MASK, 0xf), + + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC24_MASK, 0x11), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC52_MASK, 0x8), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC80_MASK, 0x8), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC108_MASK, 0x8), + + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC147_MASK, 0x8), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC175_MASK, 0x23), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC203_MASK, 0x4), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC231_MASK, 0x13), + + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC239_MASK, 0x12), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC247_MASK, 0x2b), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC251_MASK, 0x34), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC255_MASK, 0x1f) + }, + .nv_gamma = { + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC0_MASK, 0), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC4_MASK, 0xe), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0x2) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC8_MASK, 0x15), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC16_MASK, 0xf), + + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC24_MASK, 0x13), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC52_MASK, 0x7), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC80_MASK, 0x9), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC108_MASK, 0x8), + + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC147_MASK, 0x8), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC175_MASK, 0x22), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC203_MASK, 0x4), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC231_MASK, 0x10), + + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC239_MASK, 0xe), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC247_MASK, 0x2c), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC251_MASK, 0x34), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC255_MASK, 0x1f) + }, + .nlinv = 7, + .vop_uv = 4400000, + .vcom_uv = 337500, + .vgh_mv = 15000, + .vgl_mv = -9510, + .avdd_mv = 6600, + .avcl_mv = -4400, + .gamma_op_bias = OP_BIAS_MAX, + .input_op_bias = OP_BIAS_MIN, + .output_op_bias = OP_BIAS_MIN, + .t2d_ns = 1600, + .t3d_ns = 10400, + .eot_en = true, + .gip_sequence = ts8550b_gip_sequence, }; -static int st7701_dsi_probe(struct mipi_dsi_device *dsi) +static const struct drm_display_mode dmt028vghmcmi_1a_mode = { + .clock = 22325, + + .hdisplay = 480, + .hsync_start = 480 + 40, + .hsync_end = 480 + 40 + 4, + .htotal = 480 + 40 + 4 + 20, + + .vdisplay = 640, + .vsync_start = 640 + 2, + .vsync_end = 640 + 2 + 40, + .vtotal = 640 + 2 + 40 + 16, + + .width_mm = 56, + .height_mm = 78, + + .flags = DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC, + + .type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED, +}; + +static const struct st7701_panel_desc dmt028vghmcmi_1a_desc = { + .mode = &dmt028vghmcmi_1a_mode, + .lanes = 2, + .format = MIPI_DSI_FMT_RGB888, + .panel_sleep_delay = 5, /* panel need extra 5ms for sleep out cmd */ + + .pv_gamma = { + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC0_MASK, 0), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC4_MASK, 0x10), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC8_MASK, 0x17), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC16_MASK, 0xd), + + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC24_MASK, 0x11), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC52_MASK, 0x6), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC80_MASK, 0x5), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC108_MASK, 0x8), + + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC147_MASK, 0x7), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC175_MASK, 0x1f), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC203_MASK, 0x4), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC231_MASK, 0x11), + + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC239_MASK, 0xe), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC247_MASK, 0x29), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC251_MASK, 0x30), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC255_MASK, 0x1f) + }, + .nv_gamma = { + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC0_MASK, 0), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC4_MASK, 0xd), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC8_MASK, 0x14), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC16_MASK, 0xe), + + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC24_MASK, 0x11), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC52_MASK, 0x6), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC80_MASK, 0x4), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC108_MASK, 0x8), + + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC147_MASK, 0x8), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC175_MASK, 0x20), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC203_MASK, 0x5), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC231_MASK, 0x13), + + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC239_MASK, 0x13), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC247_MASK, 0x26), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC251_MASK, 0x30), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC255_MASK, 0x1f) + }, + .nlinv = 1, + .vop_uv = 4800000, + .vcom_uv = 1650000, + .vgh_mv = 15000, + .vgl_mv = -10170, + .avdd_mv = 6600, + .avcl_mv = -4400, + .gamma_op_bias = OP_BIAS_MIDDLE, + .input_op_bias = OP_BIAS_MIN, + .output_op_bias = OP_BIAS_MIN, + .t2d_ns = 1600, + .t3d_ns = 10400, + .eot_en = true, + .gip_sequence = dmt028vghmcmi_1a_gip_sequence, +}; + +static const struct drm_display_mode kd50t048a_mode = { + .clock = 27500, + + .hdisplay = 480, + .hsync_start = 480 + 2, + .hsync_end = 480 + 2 + 10, + .htotal = 480 + 2 + 10 + 2, + + .vdisplay = 854, + .vsync_start = 854 + 2, + .vsync_end = 854 + 2 + 2, + .vtotal = 854 + 2 + 2 + 17, + + .width_mm = 69, + .height_mm = 139, + + .type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED, +}; + +static const struct st7701_panel_desc kd50t048a_desc = { + .mode = &kd50t048a_mode, + .lanes = 2, + .format = MIPI_DSI_FMT_RGB888, + .panel_sleep_delay = 0, + + .pv_gamma = { + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC0_MASK, 0), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC4_MASK, 0xd), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC8_MASK, 0x14), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC16_MASK, 0xd), + + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC24_MASK, 0x10), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC52_MASK, 0x5), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC80_MASK, 0x2), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC108_MASK, 0x8), + + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC147_MASK, 0x8), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC175_MASK, 0x1e), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC203_MASK, 0x5), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC231_MASK, 0x13), + + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC239_MASK, 0x11), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 2) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC247_MASK, 0x23), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC251_MASK, 0x29), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC255_MASK, 0x18) + }, + .nv_gamma = { + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC0_MASK, 0), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC4_MASK, 0xc), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC8_MASK, 0x14), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC16_MASK, 0xc), + + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC24_MASK, 0x10), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC52_MASK, 0x5), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC80_MASK, 0x3), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC108_MASK, 0x8), + + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC147_MASK, 0x7), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC175_MASK, 0x20), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC203_MASK, 0x5), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC231_MASK, 0x13), + + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC239_MASK, 0x11), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 2) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC247_MASK, 0x24), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC251_MASK, 0x29), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC255_MASK, 0x18) + }, + .nlinv = 1, + .vop_uv = 4887500, + .vcom_uv = 937500, + .vgh_mv = 15000, + .vgl_mv = -9510, + .avdd_mv = 6600, + .avcl_mv = -4400, + .gamma_op_bias = OP_BIAS_MIDDLE, + .input_op_bias = OP_BIAS_MIN, + .output_op_bias = OP_BIAS_MIN, + .t2d_ns = 1600, + .t3d_ns = 10400, + .eot_en = true, + .gip_sequence = kd50t048a_gip_sequence, +}; + +static const struct drm_display_mode rg_arc_mode = { + .clock = 25600, + + .hdisplay = 480, + .hsync_start = 480 + 60, + .hsync_end = 480 + 60 + 42, + .htotal = 480 + 60 + 42 + 60, + + .vdisplay = 640, + .vsync_start = 640 + 10, + .vsync_end = 640 + 10 + 4, + .vtotal = 640 + 10 + 4 + 16, + + .width_mm = 63, + .height_mm = 84, + + .type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED, +}; + +static const struct st7701_panel_desc rg_arc_desc = { + .mode = &rg_arc_mode, + .lanes = 2, + .format = MIPI_DSI_FMT_RGB888, + .panel_sleep_delay = 80, + + .pv_gamma = { + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0x01) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC0_MASK, 0), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC4_MASK, 0x16), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC8_MASK, 0x1d), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC16_MASK, 0x0e), + + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC24_MASK, 0x12), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC52_MASK, 0x06), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC80_MASK, 0x0c), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC108_MASK, 0x0a), + + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC147_MASK, 0x09), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC175_MASK, 0x25), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC203_MASK, 0x00), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC231_MASK, 0x03), + + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC239_MASK, 0x00), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC247_MASK, 0x3f), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC251_MASK, 0x3f), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC255_MASK, 0x1c) + }, + .nv_gamma = { + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0x01) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC0_MASK, 0), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC4_MASK, 0x16), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC8_MASK, 0x1e), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC16_MASK, 0x0e), + + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC24_MASK, 0x11), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC52_MASK, 0x06), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC80_MASK, 0x0c), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC108_MASK, 0x08), + + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC147_MASK, 0x09), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC175_MASK, 0x26), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC203_MASK, 0x00), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC231_MASK, 0x15), + + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC239_MASK, 0x00), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC247_MASK, 0x3f), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC251_MASK, 0x3f), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC255_MASK, 0x1c) + }, + .nlinv = 0, + .vop_uv = 4500000, + .vcom_uv = 762500, + .vgh_mv = 15000, + .vgl_mv = -9510, + .avdd_mv = 6600, + .avcl_mv = -4400, + .gamma_op_bias = OP_BIAS_MIDDLE, + .input_op_bias = OP_BIAS_MIN, + .output_op_bias = OP_BIAS_MIN, + .t2d_ns = 1600, + .t3d_ns = 10400, + .eot_en = true, + .gip_sequence = rg_arc_gip_sequence, +}; + +static const struct drm_display_mode rg28xx_mode = { + .clock = 22325, + + .hdisplay = 480, + .hsync_start = 480 + 40, + .hsync_end = 480 + 40 + 4, + .htotal = 480 + 40 + 4 + 20, + + .vdisplay = 640, + .vsync_start = 640 + 2, + .vsync_end = 640 + 2 + 40, + .vtotal = 640 + 2 + 40 + 16, + + .width_mm = 44, + .height_mm = 58, + + .flags = DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC, + + .type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED, +}; + +static const struct st7701_panel_desc rg28xx_desc = { + .mode = &rg28xx_mode, + + .panel_sleep_delay = 80, + + .pv_gamma = { + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC0_MASK, 0), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC4_MASK, 0x10), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC8_MASK, 0x17), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC16_MASK, 0xd), + + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC24_MASK, 0x11), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC52_MASK, 0x6), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC80_MASK, 0x5), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC108_MASK, 0x8), + + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC147_MASK, 0x7), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC175_MASK, 0x1f), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC203_MASK, 0x4), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC231_MASK, 0x11), + + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC239_MASK, 0xe), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC247_MASK, 0x29), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC251_MASK, 0x30), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC255_MASK, 0x1f) + }, + .nv_gamma = { + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC0_MASK, 0), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC4_MASK, 0xd), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC8_MASK, 0x14), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC16_MASK, 0xe), + + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC24_MASK, 0x11), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC52_MASK, 0x6), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC80_MASK, 0x4), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC108_MASK, 0x8), + + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC147_MASK, 0x8), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC175_MASK, 0x20), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC203_MASK, 0x5), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC231_MASK, 0x13), + + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC239_MASK, 0x13), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC247_MASK, 0x26), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC251_MASK, 0x30), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC255_MASK, 0x1f) + }, + .nlinv = 7, + .vop_uv = 4800000, + .vcom_uv = 1512500, + .vgh_mv = 15000, + .vgl_mv = -11730, + .avdd_mv = 6600, + .avcl_mv = -4400, + .gamma_op_bias = OP_BIAS_MIDDLE, + .input_op_bias = OP_BIAS_MIN, + .output_op_bias = OP_BIAS_MIN, + .t2d_ns = 1600, + .t3d_ns = 10400, + .eot_en = true, + .gip_sequence = rg28xx_gip_sequence, +}; + +static const struct drm_display_mode wf40eswaa6mnn0_mode = { + .clock = 18306, + + .hdisplay = 480, + .hsync_start = 480 + 2, + .hsync_end = 480 + 2 + 45, + .htotal = 480 + 2 + 45 + 13, + + .vdisplay = 480, + .vsync_start = 480 + 2, + .vsync_end = 480 + 2 + 70, + .vtotal = 480 + 2 + 70 + 13, + + .width_mm = 72, + .height_mm = 70, + + .flags = DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC, + + .type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED, +}; + +static const struct st7701_panel_desc wf40eswaa6mnn0_desc = { + .mode = &wf40eswaa6mnn0_mode, + .lanes = 2, + .format = MIPI_DSI_FMT_RGB888, + .panel_sleep_delay = 0, + + .pv_gamma = { + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC0_MASK, 0x1), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC4_MASK, 0x08), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC8_MASK, 0x10), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC16_MASK, 0x0c), + + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC24_MASK, 0x10), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC52_MASK, 0x08), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC80_MASK, 0x10), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC108_MASK, 0x0c), + + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC147_MASK, 0x08), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC175_MASK, 0x22), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC203_MASK, 0x04), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC231_MASK, 0x14), + + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC239_MASK, 0x12), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC247_MASK, 0xb3), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC251_MASK, 0x3a), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC255_MASK, 0x1f) + }, + .nv_gamma = { + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC4_MASK, 0x13), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC4_MASK, 0x19), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC8_MASK, 0x1f), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC16_MASK, 0x0f), + + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC24_MASK, 0x14), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC52_MASK, 0x07), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC80_MASK, 0x07), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC108_MASK, 0x08), + + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC147_MASK, 0x07), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC175_MASK, 0x22), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC203_MASK, 0x02), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC231_MASK, 0xf), + + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC239_MASK, 0x0f), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC247_MASK, 0xa3), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC251_MASK, 0x29), + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_AJ_MASK, 0) | + CFIELD_PREP(ST7701_CMD2_BK0_GAMCTRL_VC255_MASK, 0x0d) + }, + .nlinv = 3, + .vop_uv = 4737500, + .vcom_uv = 662500, + .vgh_mv = 15000, + .vgl_mv = -10170, + .avdd_mv = 6600, + .avcl_mv = -4600, + .gamma_op_bias = OP_BIAS_MIDDLE, + .input_op_bias = OP_BIAS_MIDDLE, + .output_op_bias = OP_BIAS_MIN, + .t2d_ns = 1600, + .t3d_ns = 10400, + .eot_en = true, + .gip_sequence = wf40eswaa6mnn0_gip_sequence, +}; + +static void st7701_cleanup(void *data) +{ + struct st7701 *st7701 = (struct st7701 *)data; + + drm_panel_remove(&st7701->panel); + drm_panel_disable(&st7701->panel); + drm_panel_unprepare(&st7701->panel); +} + +static int st7701_probe(struct device *dev, int connector_type) { const struct st7701_panel_desc *desc; struct st7701 *st7701; - int ret, i; - - st7701 = devm_kzalloc(&dsi->dev, sizeof(*st7701), GFP_KERNEL); - if (!st7701) - return -ENOMEM; + int ret; - desc = of_device_get_match_data(&dsi->dev); - dsi->mode_flags = desc->flags; - dsi->format = desc->format; - dsi->lanes = desc->lanes; + st7701 = devm_drm_panel_alloc(dev, struct st7701, panel, &st7701_funcs, + connector_type); + if (IS_ERR(st7701)) + return PTR_ERR(st7701); - st7701->supplies = devm_kcalloc(&dsi->dev, desc->num_supplies, - sizeof(*st7701->supplies), - GFP_KERNEL); - if (!st7701->supplies) - return -ENOMEM; + desc = of_device_get_match_data(dev); + if (!desc) + return -ENODEV; - for (i = 0; i < desc->num_supplies; i++) - st7701->supplies[i].supply = desc->supply_names[i]; + st7701->supplies[0].supply = "VCC"; + st7701->supplies[1].supply = "IOVCC"; - ret = devm_regulator_bulk_get(&dsi->dev, desc->num_supplies, + ret = devm_regulator_bulk_get(dev, ARRAY_SIZE(st7701->supplies), st7701->supplies); if (ret < 0) return ret; - st7701->reset = devm_gpiod_get(&dsi->dev, "reset", GPIOD_OUT_LOW); + st7701->reset = devm_gpiod_get(dev, "reset", GPIOD_OUT_LOW); if (IS_ERR(st7701->reset)) { - dev_err(&dsi->dev, "Couldn't get our reset GPIO\n"); + dev_err(dev, "Couldn't get our reset GPIO\n"); return PTR_ERR(st7701->reset); } - drm_panel_init(&st7701->panel, &dsi->dev, &st7701_funcs, - DRM_MODE_CONNECTOR_DSI); + ret = of_drm_get_panel_orientation(dev->of_node, &st7701->orientation); + if (ret < 0) + return dev_err_probe(dev, ret, "Failed to get orientation\n"); + + st7701->panel.prepare_prev_first = true; /** * Once sleep out has been issued, ST7701 IC required to wait 120ms @@ -380,39 +1319,144 @@ static int st7701_dsi_probe(struct mipi_dsi_device *dsi) drm_panel_add(&st7701->panel); - mipi_dsi_set_drvdata(dsi, st7701); - st7701->dsi = dsi; + dev_set_drvdata(dev, st7701); st7701->desc = desc; - return mipi_dsi_attach(dsi); + return devm_add_action_or_reset(dev, st7701_cleanup, st7701); } -static int st7701_dsi_remove(struct mipi_dsi_device *dsi) +static int st7701_dsi_probe(struct mipi_dsi_device *dsi) { - struct st7701 *st7701 = mipi_dsi_get_drvdata(dsi); + struct st7701 *st7701; + int err; - mipi_dsi_detach(dsi); - drm_panel_remove(&st7701->panel); + err = st7701_probe(&dsi->dev, DRM_MODE_CONNECTOR_DSI); + if (err) + return err; + + st7701 = dev_get_drvdata(&dsi->dev); + st7701->dsi = dsi; + st7701->write_command = st7701_dsi_write; + + if (!st7701->desc->lanes) + return dev_err_probe(&dsi->dev, -EINVAL, "This panel is not for MIPI DSI\n"); + + dsi->mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_BURST | + MIPI_DSI_MODE_LPM | MIPI_DSI_CLOCK_NON_CONTINUOUS; + dsi->format = st7701->desc->format; + dsi->lanes = st7701->desc->lanes; + + err = mipi_dsi_attach(dsi); + if (err) + return dev_err_probe(&dsi->dev, err, "Failed to init MIPI DSI\n"); return 0; } -static const struct of_device_id st7701_of_match[] = { +static int st7701_spi_probe(struct spi_device *spi) +{ + struct st7701 *st7701; + struct gpio_desc *dc; + int err; + + err = st7701_probe(&spi->dev, DRM_MODE_CONNECTOR_DPI); + if (err) + return err; + + st7701 = dev_get_drvdata(&spi->dev); + st7701->write_command = st7701_dbi_write; + + dc = devm_gpiod_get_optional(&spi->dev, "dc", GPIOD_OUT_LOW); + if (IS_ERR(dc)) + return dev_err_probe(&spi->dev, PTR_ERR(dc), "Failed to get GPIO for D/CX\n"); + + err = mipi_dbi_spi_init(spi, &st7701->dbi, dc); + if (err) + return dev_err_probe(&spi->dev, err, "Failed to init MIPI DBI\n"); + st7701->dbi.read_commands = NULL; + + return 0; +} + +static void st7701_dsi_remove(struct mipi_dsi_device *dsi) +{ + mipi_dsi_detach(dsi); +} + +static const struct of_device_id st7701_dsi_of_match[] = { + { .compatible = "anbernic,rg-arc-panel", .data = &rg_arc_desc }, + { .compatible = "densitron,dmt028vghmcmi-1a", .data = &dmt028vghmcmi_1a_desc }, + { .compatible = "elida,kd50t048a", .data = &kd50t048a_desc }, { .compatible = "techstar,ts8550b", .data = &ts8550b_desc }, + { .compatible = "winstar,wf40eswaa6mnn0", .data = &wf40eswaa6mnn0_desc }, { } }; -MODULE_DEVICE_TABLE(of, st7701_of_match); +MODULE_DEVICE_TABLE(of, st7701_dsi_of_match); + +static const struct of_device_id st7701_spi_of_match[] = { + { .compatible = "anbernic,rg28xx-panel", .data = &rg28xx_desc }, + { /* sentinel */ } +}; +MODULE_DEVICE_TABLE(of, st7701_spi_of_match); + +static const struct spi_device_id st7701_spi_ids[] = { + { "rg28xx-panel" }, + { /* sentinel */ } +}; +MODULE_DEVICE_TABLE(spi, st7701_spi_ids); static struct mipi_dsi_driver st7701_dsi_driver = { .probe = st7701_dsi_probe, .remove = st7701_dsi_remove, .driver = { .name = "st7701", - .of_match_table = st7701_of_match, + .of_match_table = st7701_dsi_of_match, + }, +}; + +static struct spi_driver st7701_spi_driver = { + .probe = st7701_spi_probe, + .id_table = st7701_spi_ids, + .driver = { + .name = "st7701", + .of_match_table = st7701_spi_of_match, }, }; -module_mipi_dsi_driver(st7701_dsi_driver); + +static int __init st7701_driver_init(void) +{ + int err; + + if (IS_ENABLED(CONFIG_SPI)) { + err = spi_register_driver(&st7701_spi_driver); + if (err) + return err; + } + + if (IS_ENABLED(CONFIG_DRM_MIPI_DSI)) { + err = mipi_dsi_driver_register(&st7701_dsi_driver); + if (err) { + if (IS_ENABLED(CONFIG_SPI)) + spi_unregister_driver(&st7701_spi_driver); + return err; + } + } + + return 0; +} +module_init(st7701_driver_init); + +static void __exit st7701_driver_exit(void) +{ + if (IS_ENABLED(CONFIG_DRM_MIPI_DSI)) + mipi_dsi_driver_unregister(&st7701_dsi_driver); + + if (IS_ENABLED(CONFIG_SPI)) + spi_unregister_driver(&st7701_spi_driver); +} +module_exit(st7701_driver_exit); MODULE_AUTHOR("Jagan Teki <jagan@amarulasolutions.com>"); +MODULE_AUTHOR("Hironori KIKUCHI <kikuchan98@gmail.com>"); MODULE_DESCRIPTION("Sitronix ST7701 LCD Panel Driver"); MODULE_LICENSE("GPL"); |