nathan/CoolPi-Armbian-Rockchip-RK3588-Upstream-Linux-6.1-LTS-Kernel
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CoolPi-Armbian-Rockchip-RK3.../drivers/gpu/drm/panel/panel-innolux-afj101-ba2131.c

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// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright (C) 2019-2020 Kali Prasad <kprasadvnsi@protonmail.com>
*/
#include <linux/gpio/consumer.h>
#include <linux/delay.h>
#include <linux/mod_devicetable.h>
#include <linux/module.h>
#include <linux/of_device.h>
#include <linux/regulator/consumer.h>
#include <drm/drm_mipi_dsi.h>
#include <drm/drm_modes.h>
#include <drm/drm_panel.h>
#include <video/mipi_display.h>
#define _INIT_CMD(...) { \
.len = sizeof((char[]){__VA_ARGS__}), \
.data = (char[]){__VA_ARGS__} }
struct panel_init_cmd {
u8 dtype;
u8 wait;
u8 dlen;
const char *data;
};
static const char * const regulator_names[] = {
"dvdd",
"avdd",
"cvdd"
};
struct afj101_ba2131 {
struct drm_panel panel;
struct mipi_dsi_device *dsi;
struct regulator_bulk_data supplies[ARRAY_SIZE(regulator_names)];
struct gpio_desc *reset;
struct gpio_desc *enable;
};
static inline struct afj101_ba2131 *panel_to_sl101_pn27d1665(struct drm_panel *panel)
{
return container_of(panel, struct afj101_ba2131, panel);
}
/*
* 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 afj101_ba2131_init_cmds[] = {
{ .dtype = 0x39, .wait = 0x00, .dlen = 0x04, .data = (char[]){ 0xFF, 0x98, 0x81, 0x03 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x01, 0x00 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x02, 0x00 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x03, 0x53 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x04, 0xD3 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x05, 0x00 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x06, 0x0D }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x07, 0x08 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x08, 0x00 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x09, 0x00 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x0a, 0x00 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x0b, 0x00 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x0c, 0x00 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x0d, 0x00 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x0e, 0x00 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x0f, 0x28 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x10, 0x28 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x11, 0x00 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x12, 0x00 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x13, 0x00 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x14, 0x00 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x15, 0x00 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x16, 0x00 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x17, 0x00 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x18, 0x00 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x19, 0x00 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x1a, 0x00 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x1b, 0x00 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x1c, 0x00 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x1d, 0x00 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x1e, 0x40 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x1f, 0x80 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x20, 0x06 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x21, 0x01 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x22, 0x00 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x23, 0x00 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x24, 0x00 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x25, 0x00 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x26, 0x00 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x27, 0x00 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x28, 0x33 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x29, 0x33 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x2a, 0x00 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x2b, 0x00 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x2c, 0x00 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x2d, 0x00 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x2e, 0x00 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x2f, 0x00 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x30, 0x00 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x31, 0x00 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x32, 0x00 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x33, 0x00 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x34, 0x03 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x35, 0x00 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x36, 0x00 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x37, 0x00 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x38, 0x96 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x39, 0x00 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x3a, 0x00 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x3b, 0x00 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x3c, 0x00 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x3d, 0x00 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x3e, 0x00 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x3f, 0x00 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x40, 0x00 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x41, 0x00 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x42, 0x00 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x43, 0x00 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x44, 0x00 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x50, 0x00 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x51, 0x23 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x52, 0x45 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x53, 0x67 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x54, 0x89 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x55, 0xAB }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x56, 0x01 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x57, 0x23 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x58, 0x45 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x59, 0x67 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x5a, 0x89 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x5b, 0xAB }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x5c, 0xCD }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x5d, 0xEF }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x5e, 0x00 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x5f, 0x08 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x60, 0x08 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x61, 0x06 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x62, 0x06 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x63, 0x01 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x64, 0x01 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x65, 0x00 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x66, 0x00 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x67, 0x02 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x68, 0x15 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x69, 0x15 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x6a, 0x14 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x6b, 0x14 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x6c, 0x0D }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x6d, 0x0D }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x6e, 0x0C }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x6f, 0x0C }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x70, 0x0F }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x71, 0x0F }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x72, 0x0E }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x73, 0x0E }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x74, 0x02 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x75, 0x08 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x76, 0x08 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x77, 0x06 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x78, 0x06 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x79, 0x01 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x7a, 0x01 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x7b, 0x00 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x7c, 0x00 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x7d, 0x02 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x7e, 0x15 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x7f, 0x15 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x80, 0x14 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x81, 0x14 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x82, 0x0D }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x83, 0x0D }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x84, 0x0C }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x85, 0x0C }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x86, 0x0F }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x87, 0x0F }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x88, 0x0E }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x89, 0x0E }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x8A, 0x02 }},
{ .dtype = 0x39, .wait = 0x00, .dlen = 0x04, .data = (char[]){ 0xFF, 0x98, 0x81, 0x04 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x6E, 0x2B }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x6F, 0x37 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x3A, 0xA4 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x8D, 0x1A }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x87, 0xBA }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0xB2, 0xD1 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x88, 0x0B }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x38, 0x01 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x39, 0x00 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0xB5, 0x07 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x31, 0x75 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x3B, 0x98 }},
{ .dtype = 0x39, .wait = 0x00, .dlen = 0x04, .data = (char[]){ 0xFF, 0x98, 0x81, 0x01 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x43, 0x33 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x22, 0x0A }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x31, 0x00 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x53, 0x48 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x55, 0x48 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x50, 0x99 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x51, 0x94 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x60, 0x10 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x62, 0x20 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0xA0, 0x00 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0xA1, 0x00 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0xA2, 0x15 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0xA3, 0x14 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0xA4, 0x1B }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0xA5, 0x2F }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0xA6, 0x25 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0xA7, 0x24 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0xA8, 0x80 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0xA9, 0x1F }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0xAA, 0x2C }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0xAB, 0x6C }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0xAC, 0x16 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0xAD, 0x14 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0xAE, 0x4D }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0xAF, 0x20 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0xB0, 0x29 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0xB1, 0x4F }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0xB2, 0x5F }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0xB3, 0x23 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0xC0, 0x00 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0xC1, 0x2E }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0xC2, 0x3B }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0xC3, 0x15 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0xC4, 0x16 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0xC5, 0x28 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0xC6, 0x1A }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0xC7, 0x1C }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0xC8, 0xA7 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0xC9, 0x1B }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0xCA, 0x28 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0xCB, 0x92 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0xCC, 0x1F }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0xCD, 0x1C }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0xCE, 0x4B }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0xCF, 0x1F }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0xD0, 0x28 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0xD1, 0x4E }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0xD2, 0x5C }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0xD3, 0x23 }},
{ .dtype = 0x39, .wait = 0x00, .dlen = 0x04, .data = (char[]){ 0xFF, 0x98, 0x81, 0x00 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x11, 0x00 }},
{ .dtype = 0x15, .wait = 0x78, .dlen = 0x02, .data = (char[]){ 0x29, 0x00 }},
{ .dtype = 0x15, .wait = 0x00, .dlen = 0x02, .data = (char[]){ 0x35, 0x00 }},
};
static int afj101_ba2131_prepare(struct drm_panel *panel)
{
struct afj101_ba2131 *ctx = panel_to_sl101_pn27d1665(panel);
struct mipi_dsi_device *dsi = ctx->dsi;
unsigned int i;
int ret;
gpiod_set_value(ctx->enable, 1);
msleep(25);
gpiod_set_value(ctx->reset, 1);
msleep(25);
gpiod_set_value(ctx->reset, 0);
msleep(200);
for (i = 0; i < ARRAY_SIZE(afj101_ba2131_init_cmds); i++) {
const struct panel_init_cmd *cmd = &afj101_ba2131_init_cmds[i];
switch (cmd->dtype) {
case MIPI_DSI_GENERIC_SHORT_WRITE_0_PARAM:
case MIPI_DSI_GENERIC_SHORT_WRITE_1_PARAM:
case MIPI_DSI_GENERIC_SHORT_WRITE_2_PARAM:
case MIPI_DSI_GENERIC_LONG_WRITE:
ret = mipi_dsi_generic_write(dsi, cmd->data,
cmd->dlen);
break;
case MIPI_DSI_DCS_SHORT_WRITE:
case MIPI_DSI_DCS_SHORT_WRITE_PARAM:
case MIPI_DSI_DCS_LONG_WRITE:
ret = mipi_dsi_dcs_write_buffer(dsi, cmd->data,
cmd->dlen);
break;
default:
return -EINVAL;
}
if (ret < 0)
goto powerdown;
if (cmd->wait)
msleep(cmd->wait);
}
return 0;
powerdown:
gpiod_set_value(ctx->reset, 1);
msleep(50);
// return regulator_bulk_disable(ARRAY_SIZE(ctx->supplies), ctx->supplies);
return 0;
}
static int afj101_ba2131_enable(struct drm_panel *panel)
{
struct afj101_ba2131 *ctx = panel_to_sl101_pn27d1665(panel);
int ret;
msleep(150);
ret = mipi_dsi_dcs_set_display_on(ctx->dsi);
if (ret < 0)
return ret;
msleep(50);
return 0;
}
static int afj101_ba2131_disable(struct drm_panel *panel)
{
struct afj101_ba2131 *ctx = panel_to_sl101_pn27d1665(panel);
return mipi_dsi_dcs_set_display_off(ctx->dsi);
}
static int afj101_ba2131_unprepare(struct drm_panel *panel)
{
struct afj101_ba2131 *ctx = panel_to_sl101_pn27d1665(panel);
int ret;
ret = mipi_dsi_dcs_set_display_off(ctx->dsi);
if (ret < 0)
dev_err(panel->dev, "failed to set display off: %d\n", ret);
ret = mipi_dsi_dcs_enter_sleep_mode(ctx->dsi);
if (ret < 0)
dev_err(panel->dev, "failed to enter sleep mode: %d\n", ret);
msleep(200);
gpiod_set_value(ctx->reset, 1);
msleep(20);
gpiod_set_value(ctx->enable, 0);
msleep(20);
// return regulator_bulk_disable(ARRAY_SIZE(ctx->supplies), ctx->supplies);
return 0;
}
static const struct drm_display_mode afj101_ba2131_default_mode = {
.clock = 62100,
.hdisplay = 800,
.hsync_start = 800 + 40,
.hsync_end = 800 + 40 + 5,
.htotal = 800 + 40 + 5 + 20,
.vdisplay = 1280,
.vsync_start = 1280 + 30,
.vsync_end = 1280 + 30 + 5,
.vtotal = 1280 + 30 + 5 + 12,
.type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED,
.width_mm = 136,
.height_mm = 217,
};
static int afj101_ba2131_get_modes(struct drm_panel *panel,
struct drm_connector *connector)
{
struct afj101_ba2131 *ctx = panel_to_sl101_pn27d1665(panel);
struct drm_display_mode *mode;
mode = drm_mode_duplicate(connector->dev, &afj101_ba2131_default_mode);
if (!mode) {
dev_err(&ctx->dsi->dev, "failed to add mode %ux%u@%u\n",
afj101_ba2131_default_mode.hdisplay,
afj101_ba2131_default_mode.vdisplay,
drm_mode_vrefresh(&afj101_ba2131_default_mode));
return -ENOMEM;
}
drm_mode_set_name(mode);
mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED;
connector->display_info.width_mm = mode->width_mm;
connector->display_info.height_mm = mode->height_mm;
drm_mode_probed_add(connector, mode);
return 1;
}
static const struct drm_panel_funcs afj101_ba2131_funcs = {
.disable = afj101_ba2131_disable,
.unprepare = afj101_ba2131_unprepare,
.prepare = afj101_ba2131_prepare,
.enable = afj101_ba2131_enable,
.get_modes = afj101_ba2131_get_modes,
};
static int afj101_ba2131_dsi_probe(struct mipi_dsi_device *dsi)
{
struct afj101_ba2131 *ctx;
int ret;
ctx = devm_kzalloc(&dsi->dev, sizeof(*ctx), GFP_KERNEL);
if (!ctx)
return -ENOMEM;
mipi_dsi_set_drvdata(dsi, ctx);
ctx->dsi = dsi;
ctx->enable = devm_gpiod_get(&dsi->dev, "enable", GPIOD_OUT_HIGH);
if (IS_ERR(ctx->enable)) {
dev_err(&dsi->dev, "Couldn't get our enable GPIO\n");
return PTR_ERR(ctx->enable);
}
ctx->reset = devm_gpiod_get(&dsi->dev, "reset", GPIOD_OUT_LOW);
if (IS_ERR(ctx->reset)) {
dev_err(&dsi->dev, "Couldn't get our reset GPIO\n");
return PTR_ERR(ctx->reset);
}
drm_panel_init(&ctx->panel, &dsi->dev, &afj101_ba2131_funcs,
DRM_MODE_CONNECTOR_DSI);
ret = drm_panel_of_backlight(&ctx->panel);
if (ret){
return ret;
}
drm_panel_add(&ctx->panel);
dsi->mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_BURST | MIPI_DSI_MODE_LPM;
dsi->format = MIPI_DSI_FMT_RGB888;
dsi->lanes = 4;
ret = mipi_dsi_attach(dsi);
if (ret < 0) {
drm_panel_remove(&ctx->panel);
return ret;
}
return 0;
}
static int afj101_ba2131_dsi_remove(struct mipi_dsi_device *dsi)
{
struct afj101_ba2131 *ctx = mipi_dsi_get_drvdata(dsi);
mipi_dsi_detach(dsi);
drm_panel_remove(&ctx->panel);
return 0;
}
static const struct of_device_id afj101_ba2131_of_match[] = {
{ .compatible = "innolux,afj101-ba2131", },
{ /* sentinel */ }
};
MODULE_DEVICE_TABLE(of, afj101_ba2131_of_match);
static struct mipi_dsi_driver afj101_ba2131_driver = {
.probe = afj101_ba2131_dsi_probe,
.remove = afj101_ba2131_dsi_remove,
.driver = {
.name = "innolux-afj101-ba2131",
.of_match_table = afj101_ba2131_of_match,
},
};
module_mipi_dsi_driver(afj101_ba2131_driver);
MODULE_AUTHOR("Kali Prasad <kprasadvnsi@protonmail.com>");
MODULE_DESCRIPTION("Innolux AFJ101 BA2131 MIPI-DSI LCD panel");
MODULE_LICENSE("GPL");
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