Commit de04a462 authored by Lin Huang's avatar Lin Huang Committed by Thierry Reding

drm/panel: p079zca: Support Innolux P097PFG panel

Support Innolux P097PFG 9.7" 1536x2048 TFT LCD panel, it reuse
the Innolux P079ZCA panel driver.

Changes in v2:
- None
Changes in v3:
- None
Changes in v4:
- None
Changes in v5:
- Document source of init-commands
- 4 lanes per DSI interface
Signed-off-by: default avatarLin Huang <hl@rock-chips.com>
Signed-off-by: default avatarHeiko Stuebner <heiko@sntech.de>
Signed-off-by: default avatarThierry Reding <treding@nvidia.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20180702102721.3546-5-heiko@sntech.de
parent 731edd4c
...@@ -20,6 +20,15 @@ ...@@ -20,6 +20,15 @@
#include <video/mipi_display.h> #include <video/mipi_display.h>
struct panel_init_cmd {
size_t len;
const char *data;
};
#define _INIT_CMD(...) { \
.len = sizeof((char[]){__VA_ARGS__}), \
.data = (char[]){__VA_ARGS__} }
struct panel_desc { struct panel_desc {
const struct drm_display_mode *mode; const struct drm_display_mode *mode;
unsigned int bpc; unsigned int bpc;
...@@ -30,6 +39,7 @@ struct panel_desc { ...@@ -30,6 +39,7 @@ struct panel_desc {
unsigned long flags; unsigned long flags;
enum mipi_dsi_pixel_format format; enum mipi_dsi_pixel_format format;
const struct panel_init_cmd *init_cmds;
unsigned int lanes; unsigned int lanes;
const char * const *supply_names; const char * const *supply_names;
unsigned int num_supplies; unsigned int num_supplies;
...@@ -124,13 +134,43 @@ static int innolux_panel_prepare(struct drm_panel *panel) ...@@ -124,13 +134,43 @@ static int innolux_panel_prepare(struct drm_panel *panel)
if (err < 0) if (err < 0)
return err; return err;
/* T2: 15ms - 1000ms */ /* p079zca: t2 (20ms), p097pfg: t4 (15ms) */
usleep_range(15000, 16000); usleep_range(20000, 21000);
gpiod_set_value_cansleep(innolux->enable_gpio, 1); gpiod_set_value_cansleep(innolux->enable_gpio, 1);
/* T4: 15ms - 1000ms */ /* p079zca: t4, p097pfg: t5 */
usleep_range(15000, 16000); usleep_range(20000, 21000);
if (innolux->desc->init_cmds) {
const struct panel_init_cmd *cmds =
innolux->desc->init_cmds;
unsigned int i;
for (i = 0; cmds[i].len != 0; i++) {
const struct panel_init_cmd *cmd = &cmds[i];
err = mipi_dsi_generic_write(innolux->link, cmd->data,
cmd->len);
if (err < 0) {
dev_err(panel->dev,
"failed to write command %u\n", i);
goto poweroff;
}
/*
* Included by random guessing, because without this
* (or at least, some delay), the panel sometimes
* didn't appear to pick up the command sequence.
*/
err = mipi_dsi_dcs_nop(innolux->link);
if (err < 0) {
dev_err(panel->dev,
"failed to send DCS nop: %d\n", err);
goto poweroff;
}
}
}
err = mipi_dsi_dcs_exit_sleep_mode(innolux->link); err = mipi_dsi_dcs_exit_sleep_mode(innolux->link);
if (err < 0) { if (err < 0) {
...@@ -216,6 +256,155 @@ static const struct panel_desc innolux_p079zca_panel_desc = { ...@@ -216,6 +256,155 @@ static const struct panel_desc innolux_p079zca_panel_desc = {
.power_down_delay = 80, /* T8: 80ms - 1000ms */ .power_down_delay = 80, /* T8: 80ms - 1000ms */
}; };
static const char * const innolux_p097pfg_supply_names[] = {
"avdd",
"avee",
};
static const struct drm_display_mode innolux_p097pfg_mode = {
.clock = 229000,
.hdisplay = 1536,
.hsync_start = 1536 + 100,
.hsync_end = 1536 + 100 + 24,
.htotal = 1536 + 100 + 24 + 100,
.vdisplay = 2048,
.vsync_start = 2048 + 100,
.vsync_end = 2048 + 100 + 2,
.vtotal = 2048 + 100 + 2 + 18,
.vrefresh = 60,
};
/*
* Display manufacturer failed to provide init sequencing according to
* https://chromium-review.googlesource.com/c/chromiumos/third_party/coreboot/+/892065/
* so the init sequence stems from a register dump of a working panel.
*/
static const struct panel_init_cmd innolux_p097pfg_init_cmds[] = {
/* page 0 */
_INIT_CMD(0xF0, 0x55, 0xAA, 0x52, 0x08, 0x00),
_INIT_CMD(0xB1, 0xE8, 0x11),
_INIT_CMD(0xB2, 0x25, 0x02),
_INIT_CMD(0xB5, 0x08, 0x00),
_INIT_CMD(0xBC, 0x0F, 0x00),
_INIT_CMD(0xB8, 0x03, 0x06, 0x00, 0x00),
_INIT_CMD(0xBD, 0x01, 0x90, 0x14, 0x14),
_INIT_CMD(0x6F, 0x01),
_INIT_CMD(0xC0, 0x03),
_INIT_CMD(0x6F, 0x02),
_INIT_CMD(0xC1, 0x0D),
_INIT_CMD(0xD9, 0x01, 0x09, 0x70),
_INIT_CMD(0xC5, 0x12, 0x21, 0x00),
_INIT_CMD(0xBB, 0x93, 0x93),
/* page 1 */
_INIT_CMD(0xF0, 0x55, 0xAA, 0x52, 0x08, 0x01),
_INIT_CMD(0xB3, 0x3C, 0x3C),
_INIT_CMD(0xB4, 0x0F, 0x0F),
_INIT_CMD(0xB9, 0x45, 0x45),
_INIT_CMD(0xBA, 0x14, 0x14),
_INIT_CMD(0xCA, 0x02),
_INIT_CMD(0xCE, 0x04),
_INIT_CMD(0xC3, 0x9B, 0x9B),
_INIT_CMD(0xD8, 0xC0, 0x03),
_INIT_CMD(0xBC, 0x82, 0x01),
_INIT_CMD(0xBD, 0x9E, 0x01),
/* page 2 */
_INIT_CMD(0xF0, 0x55, 0xAA, 0x52, 0x08, 0x02),
_INIT_CMD(0xB0, 0x82),
_INIT_CMD(0xD1, 0x00, 0x00, 0x00, 0x3E, 0x00, 0x82, 0x00, 0xA5,
0x00, 0xC1, 0x00, 0xEA, 0x01, 0x0D, 0x01, 0x40),
_INIT_CMD(0xD2, 0x01, 0x6A, 0x01, 0xA8, 0x01, 0xDC, 0x02, 0x29,
0x02, 0x67, 0x02, 0x68, 0x02, 0xA8, 0x02, 0xF0),
_INIT_CMD(0xD3, 0x03, 0x19, 0x03, 0x49, 0x03, 0x67, 0x03, 0x8C,
0x03, 0xA6, 0x03, 0xC7, 0x03, 0xDE, 0x03, 0xEC),
_INIT_CMD(0xD4, 0x03, 0xFF, 0x03, 0xFF),
_INIT_CMD(0xE0, 0x00, 0x00, 0x00, 0x86, 0x00, 0xC5, 0x00, 0xE5,
0x00, 0xFF, 0x01, 0x26, 0x01, 0x45, 0x01, 0x75),
_INIT_CMD(0xE1, 0x01, 0x9C, 0x01, 0xD5, 0x02, 0x05, 0x02, 0x4D,
0x02, 0x86, 0x02, 0x87, 0x02, 0xC3, 0x03, 0x03),
_INIT_CMD(0xE2, 0x03, 0x2A, 0x03, 0x56, 0x03, 0x72, 0x03, 0x94,
0x03, 0xAC, 0x03, 0xCB, 0x03, 0xE0, 0x03, 0xED),
_INIT_CMD(0xE3, 0x03, 0xFF, 0x03, 0xFF),
/* page 3 */
_INIT_CMD(0xF0, 0x55, 0xAA, 0x52, 0x08, 0x03),
_INIT_CMD(0xB0, 0x00, 0x00, 0x00, 0x00),
_INIT_CMD(0xB1, 0x00, 0x00, 0x00, 0x00),
_INIT_CMD(0xB2, 0x00, 0x00, 0x06, 0x04, 0x01, 0x40, 0x85),
_INIT_CMD(0xB3, 0x10, 0x07, 0xFC, 0x04, 0x01, 0x40, 0x80),
_INIT_CMD(0xB6, 0xF0, 0x08, 0x00, 0x04, 0x00, 0x00, 0x00, 0x01,
0x40, 0x80),
_INIT_CMD(0xBA, 0xC5, 0x07, 0x00, 0x04, 0x11, 0x25, 0x8C),
_INIT_CMD(0xBB, 0xC5, 0x07, 0x00, 0x03, 0x11, 0x25, 0x8C),
_INIT_CMD(0xC0, 0x00, 0x3C, 0x00, 0x00, 0x00, 0x80, 0x80),
_INIT_CMD(0xC1, 0x00, 0x3C, 0x00, 0x00, 0x00, 0x80, 0x80),
_INIT_CMD(0xC4, 0x00, 0x00),
_INIT_CMD(0xEF, 0x41),
/* page 4 */
_INIT_CMD(0xF0, 0x55, 0xAA, 0x52, 0x08, 0x04),
_INIT_CMD(0xEC, 0x4C),
/* page 5 */
_INIT_CMD(0xF0, 0x55, 0xAA, 0x52, 0x08, 0x05),
_INIT_CMD(0xB0, 0x13, 0x03, 0x03, 0x01),
_INIT_CMD(0xB1, 0x30, 0x00),
_INIT_CMD(0xB2, 0x02, 0x02, 0x00),
_INIT_CMD(0xB3, 0x82, 0x23, 0x82, 0x9D),
_INIT_CMD(0xB4, 0xC5, 0x75, 0x24, 0x57),
_INIT_CMD(0xB5, 0x00, 0xD4, 0x72, 0x11, 0x11, 0xAB, 0x0A),
_INIT_CMD(0xB6, 0x00, 0x00, 0xD5, 0x72, 0x24, 0x56),
_INIT_CMD(0xB7, 0x5C, 0xDC, 0x5C, 0x5C),
_INIT_CMD(0xB9, 0x0C, 0x00, 0x00, 0x01, 0x00),
_INIT_CMD(0xC0, 0x75, 0x11, 0x11, 0x54, 0x05),
_INIT_CMD(0xC6, 0x00, 0x00, 0x00, 0x00),
_INIT_CMD(0xD0, 0x00, 0x48, 0x08, 0x00, 0x00),
_INIT_CMD(0xD1, 0x00, 0x48, 0x09, 0x00, 0x00),
/* page 6 */
_INIT_CMD(0xF0, 0x55, 0xAA, 0x52, 0x08, 0x06),
_INIT_CMD(0xB0, 0x02, 0x32, 0x32, 0x08, 0x2F),
_INIT_CMD(0xB1, 0x2E, 0x15, 0x14, 0x13, 0x12),
_INIT_CMD(0xB2, 0x11, 0x10, 0x00, 0x3D, 0x3D),
_INIT_CMD(0xB3, 0x3D, 0x3D, 0x3D, 0x3D, 0x3D),
_INIT_CMD(0xB4, 0x3D, 0x32),
_INIT_CMD(0xB5, 0x03, 0x32, 0x32, 0x09, 0x2F),
_INIT_CMD(0xB6, 0x2E, 0x1B, 0x1A, 0x19, 0x18),
_INIT_CMD(0xB7, 0x17, 0x16, 0x01, 0x3D, 0x3D),
_INIT_CMD(0xB8, 0x3D, 0x3D, 0x3D, 0x3D, 0x3D),
_INIT_CMD(0xB9, 0x3D, 0x32),
_INIT_CMD(0xC0, 0x01, 0x32, 0x32, 0x09, 0x2F),
_INIT_CMD(0xC1, 0x2E, 0x1A, 0x1B, 0x16, 0x17),
_INIT_CMD(0xC2, 0x18, 0x19, 0x03, 0x3D, 0x3D),
_INIT_CMD(0xC3, 0x3D, 0x3D, 0x3D, 0x3D, 0x3D),
_INIT_CMD(0xC4, 0x3D, 0x32),
_INIT_CMD(0xC5, 0x00, 0x32, 0x32, 0x08, 0x2F),
_INIT_CMD(0xC6, 0x2E, 0x14, 0x15, 0x10, 0x11),
_INIT_CMD(0xC7, 0x12, 0x13, 0x02, 0x3D, 0x3D),
_INIT_CMD(0xC8, 0x3D, 0x3D, 0x3D, 0x3D, 0x3D),
_INIT_CMD(0xC9, 0x3D, 0x32),
{},
};
static const struct panel_desc innolux_p097pfg_panel_desc = {
.mode = &innolux_p097pfg_mode,
.bpc = 8,
.size = {
.width = 147,
.height = 196,
},
.flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_SYNC_PULSE |
MIPI_DSI_MODE_LPM,
.format = MIPI_DSI_FMT_RGB888,
.init_cmds = innolux_p097pfg_init_cmds,
.lanes = 4,
.supply_names = innolux_p097pfg_supply_names,
.num_supplies = ARRAY_SIZE(innolux_p097pfg_supply_names),
.sleep_mode_delay = 100, /* T15 */
};
static int innolux_panel_get_modes(struct drm_panel *panel) static int innolux_panel_get_modes(struct drm_panel *panel)
{ {
struct innolux_panel *innolux = to_innolux_panel(panel); struct innolux_panel *innolux = to_innolux_panel(panel);
...@@ -254,6 +443,9 @@ static const struct of_device_id innolux_of_match[] = { ...@@ -254,6 +443,9 @@ static const struct of_device_id innolux_of_match[] = {
{ .compatible = "innolux,p079zca", { .compatible = "innolux,p079zca",
.data = &innolux_p079zca_panel_desc .data = &innolux_p079zca_panel_desc
}, },
{ .compatible = "innolux,p097pfg",
.data = &innolux_p097pfg_panel_desc
},
{ } { }
}; };
MODULE_DEVICE_TABLE(of, innolux_of_match); MODULE_DEVICE_TABLE(of, innolux_of_match);
......
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