[PATCH v8 2/3] drm/panel: Add support for S6E3HA2 panel driver on TM2 board
Inki Dae
inki.dae at samsung.com
Tue Jan 31 00:01:07 UTC 2017
2017년 01월 24일 10:50에 Hoegeun Kwon 이(가) 쓴 글:
> Dear Thierry,
>
> Could you please review this patch?
Thierry, I think this patch has been reviewed enough but no comment from you. Seems you are busy. I will pick up this.
Thanks.
>
> Best Regards,
> Hoegeun Kwon
>
> On 01/11/2017 03:33 PM, Hoegeun Kwon wrote:
>> This patch add support for MIPI-DSI based S6E3HA2 AMOLED panel
>> driver. This panel has 1440x2560 resolution in 5.7-inch physical
>> panel in the TM2 device.
>>
>> Signed-off-by: Donghwa Lee <dh09.lee at samsung.com>
>> Signed-off-by: Hyungwon Hwang <human.hwang at samsung.com>
>> Signed-off-by: Hoegeun Kwon <hoegeun.kwon at samsung.com>
>> Tested-by: Chanwoo Choi <cw00.choi at samsung.com>
>> Reviewed-by: Andrzej Hajda <a.hajda at samsung.com>
>> ---
>> drivers/gpu/drm/panel/Kconfig | 6 +
>> drivers/gpu/drm/panel/Makefile | 1 +
>> drivers/gpu/drm/panel/panel-samsung-s6e3ha2.c | 754 ++++++++++++++++++++++++++
>> 3 files changed, 761 insertions(+)
>> create mode 100644 drivers/gpu/drm/panel/panel-samsung-s6e3ha2.c
>>
>> diff --git a/drivers/gpu/drm/panel/Kconfig b/drivers/gpu/drm/panel/Kconfig
>> index 62aba97..d913c83 100644
>> --- a/drivers/gpu/drm/panel/Kconfig
>> +++ b/drivers/gpu/drm/panel/Kconfig
>> @@ -52,6 +52,12 @@ config DRM_PANEL_PANASONIC_VVX10F034N00
>> WUXGA (1920x1200) Novatek NT1397-based DSI panel as found in some
>> Xperia Z2 tablets
>> +config DRM_PANEL_SAMSUNG_S6E3HA2
>> + tristate "Samsung S6E3HA2 DSI video mode panel"
>> + depends on OF
>> + depends on DRM_MIPI_DSI
>> + select VIDEOMODE_HELPERS
>> +
>> config DRM_PANEL_SAMSUNG_S6E8AA0
>> tristate "Samsung S6E8AA0 DSI video mode panel"
>> depends on OF
>> diff --git a/drivers/gpu/drm/panel/Makefile b/drivers/gpu/drm/panel/Makefile
>> index a5c7ec0..1d483b0 100644
>> --- a/drivers/gpu/drm/panel/Makefile
>> +++ b/drivers/gpu/drm/panel/Makefile
>> @@ -3,6 +3,7 @@ obj-$(CONFIG_DRM_PANEL_JDI_LT070ME05000) += panel-jdi-lt070me05000.o
>> obj-$(CONFIG_DRM_PANEL_LG_LG4573) += panel-lg-lg4573.o
>> obj-$(CONFIG_DRM_PANEL_PANASONIC_VVX10F034N00) += panel-panasonic-vvx10f034n00.o
>> obj-$(CONFIG_DRM_PANEL_SAMSUNG_LD9040) += panel-samsung-ld9040.o
>> +obj-$(CONFIG_DRM_PANEL_SAMSUNG_S6E3HA2) += panel-samsung-s6e3ha2.o
>> obj-$(CONFIG_DRM_PANEL_SAMSUNG_S6E8AA0) += panel-samsung-s6e8aa0.o
>> obj-$(CONFIG_DRM_PANEL_SHARP_LQ101R1SX01) += panel-sharp-lq101r1sx01.o
>> obj-$(CONFIG_DRM_PANEL_SHARP_LS043T1LE01) += panel-sharp-ls043t1le01.o
>> diff --git a/drivers/gpu/drm/panel/panel-samsung-s6e3ha2.c b/drivers/gpu/drm/panel/panel-samsung-s6e3ha2.c
>> new file mode 100644
>> index 0000000..0b9c6f4
>> --- /dev/null
>> +++ b/drivers/gpu/drm/panel/panel-samsung-s6e3ha2.c
>> @@ -0,0 +1,754 @@
>> +/*
>> + * MIPI-DSI based s6e3ha2 AMOLED 5.7 inch panel driver.
>> + *
>> + * Copyright (c) 2016 Samsung Electronics Co., Ltd.
>> + * Donghwa Lee <dh09.lee at samsung.com>
>> + * Hyungwon Hwang <human.hwang at samsung.com>
>> + * Hoegeun Kwon <hoegeun.kwon at samsung.com>
>> + *
>> + * This program is free software; you can redistribute it and/or modify
>> + * it under the terms of the GNU General Public License version 2 as
>> + * published by the Free Software Foundation.
>> + */
>> +
>> +#include <drm/drmP.h>
>> +#include <drm/drm_mipi_dsi.h>
>> +#include <drm/drm_panel.h>
>> +#include <linux/backlight.h>
>> +#include <linux/gpio/consumer.h>
>> +#include <linux/regulator/consumer.h>
>> +
>> +#define S6E3HA2_MIN_BRIGHTNESS 0
>> +#define S6E3HA2_MAX_BRIGHTNESS 100
>> +#define S6E3HA2_DEFAULT_BRIGHTNESS 80
>> +
>> +#define S6E3HA2_NUM_GAMMA_STEPS 46
>> +#define S6E3HA2_GAMMA_CMD_CNT 35
>> +#define S6E3HA2_VINT_STATUS_MAX 10
>> +
>> +static const u8 gamma_tbl[S6E3HA2_NUM_GAMMA_STEPS][S6E3HA2_GAMMA_CMD_CNT] = {
>> + { 0x00, 0xb8, 0x00, 0xc3, 0x00, 0xb1, 0x89, 0x87, 0x87, 0x82, 0x83,
>> + 0x85, 0x88, 0x8b, 0x8b, 0x84, 0x88, 0x82, 0x82, 0x89, 0x86, 0x8c,
>> + 0x94, 0x84, 0xb1, 0xaf, 0x8e, 0xcf, 0xad, 0xc9, 0x00, 0x00, 0x00,
>> + 0x00, 0x00 },
>> + { 0x00, 0xb8, 0x00, 0xc3, 0x00, 0xb1, 0x89, 0x87, 0x87, 0x84, 0x84,
>> + 0x85, 0x87, 0x8b, 0x8a, 0x84, 0x88, 0x82, 0x82, 0x89, 0x86, 0x8a,
>> + 0x93, 0x84, 0xb0, 0xae, 0x8e, 0xc9, 0xa8, 0xc5, 0x00, 0x00, 0x00,
>> + 0x00, 0x00 },
>> + { 0x00, 0xb8, 0x00, 0xc3, 0x00, 0xb1, 0x89, 0x87, 0x87, 0x83, 0x83,
>> + 0x85, 0x86, 0x8a, 0x8a, 0x84, 0x88, 0x81, 0x84, 0x8a, 0x88, 0x8a,
>> + 0x91, 0x84, 0xb1, 0xae, 0x8b, 0xd5, 0xb2, 0xcc, 0x00, 0x00, 0x00,
>> + 0x00, 0x00 },
>> + { 0x00, 0xb8, 0x00, 0xc3, 0x00, 0xb1, 0x89, 0x87, 0x87, 0x83, 0x83,
>> + 0x85, 0x86, 0x8a, 0x8a, 0x84, 0x87, 0x81, 0x84, 0x8a, 0x87, 0x8a,
>> + 0x91, 0x85, 0xae, 0xac, 0x8a, 0xc3, 0xa3, 0xc0, 0x00, 0x00, 0x00,
>> + 0x00, 0x00 },
>> + { 0x00, 0xb8, 0x00, 0xc3, 0x00, 0xb1, 0x88, 0x86, 0x87, 0x85, 0x85,
>> + 0x86, 0x85, 0x88, 0x89, 0x84, 0x89, 0x82, 0x84, 0x87, 0x85, 0x8b,
>> + 0x91, 0x88, 0xad, 0xab, 0x8a, 0xb7, 0x9b, 0xb6, 0x00, 0x00, 0x00,
>> + 0x00, 0x00 },
>> + { 0x00, 0xb8, 0x00, 0xc3, 0x00, 0xb1, 0x89, 0x87, 0x87, 0x83, 0x83,
>> + 0x85, 0x86, 0x89, 0x8a, 0x84, 0x89, 0x83, 0x83, 0x86, 0x84, 0x8b,
>> + 0x90, 0x84, 0xb0, 0xae, 0x8b, 0xce, 0xad, 0xc8, 0x00, 0x00, 0x00,
>> + 0x00, 0x00 },
>> + { 0x00, 0xb8, 0x00, 0xc3, 0x00, 0xb1, 0x89, 0x87, 0x87, 0x83, 0x83,
>> + 0x85, 0x87, 0x89, 0x8a, 0x83, 0x87, 0x82, 0x85, 0x88, 0x87, 0x89,
>> + 0x8f, 0x84, 0xac, 0xaa, 0x89, 0xb1, 0x98, 0xaf, 0x00, 0x00, 0x00,
>> + 0x00, 0x00 },
>> + { 0x00, 0xb8, 0x00, 0xc3, 0x00, 0xb1, 0x89, 0x87, 0x87, 0x83, 0x83,
>> + 0x85, 0x86, 0x88, 0x89, 0x84, 0x88, 0x83, 0x82, 0x85, 0x84, 0x8c,
>> + 0x91, 0x86, 0xac, 0xaa, 0x89, 0xc2, 0xa5, 0xbd, 0x00, 0x00, 0x00,
>> + 0x00, 0x00 },
>> + { 0x00, 0xb8, 0x00, 0xc3, 0x00, 0xb1, 0x88, 0x86, 0x87, 0x84, 0x84,
>> + 0x85, 0x87, 0x89, 0x8a, 0x83, 0x87, 0x82, 0x85, 0x88, 0x87, 0x88,
>> + 0x8b, 0x82, 0xad, 0xaa, 0x8a, 0xc2, 0xa5, 0xbd, 0x00, 0x00, 0x00,
>> + 0x00, 0x00 },
>> + { 0x00, 0xb8, 0x00, 0xc3, 0x00, 0xb1, 0x89, 0x87, 0x87, 0x83, 0x83,
>> + 0x85, 0x86, 0x87, 0x89, 0x84, 0x88, 0x83, 0x82, 0x85, 0x84, 0x8a,
>> + 0x8e, 0x84, 0xae, 0xac, 0x89, 0xda, 0xb7, 0xd0, 0x00, 0x00, 0x00,
>> + 0x00, 0x00 },
>> + { 0x00, 0xb8, 0x00, 0xc3, 0x00, 0xb1, 0x88, 0x86, 0x87, 0x84, 0x84,
>> + 0x85, 0x86, 0x87, 0x89, 0x84, 0x88, 0x83, 0x80, 0x83, 0x82, 0x8b,
>> + 0x8e, 0x85, 0xac, 0xaa, 0x89, 0xc8, 0xaa, 0xc1, 0x00, 0x00, 0x00,
>> + 0x00, 0x00 },
>> + { 0x00, 0xb8, 0x00, 0xc3, 0x00, 0xb1, 0x88, 0x86, 0x87, 0x84, 0x84,
>> + 0x85, 0x86, 0x87, 0x89, 0x81, 0x85, 0x81, 0x84, 0x86, 0x84, 0x8c,
>> + 0x8c, 0x84, 0xa9, 0xa8, 0x87, 0xa3, 0x92, 0xa1, 0x00, 0x00, 0x00,
>> + 0x00, 0x00 },
>> + { 0x00, 0xb8, 0x00, 0xc3, 0x00, 0xb1, 0x88, 0x86, 0x87, 0x84, 0x84,
>> + 0x85, 0x86, 0x87, 0x89, 0x84, 0x86, 0x83, 0x80, 0x83, 0x81, 0x8c,
>> + 0x8d, 0x84, 0xaa, 0xaa, 0x89, 0xce, 0xaf, 0xc5, 0x00, 0x00, 0x00,
>> + 0x00, 0x00 },
>> + { 0x00, 0xb8, 0x00, 0xc3, 0x00, 0xb1, 0x88, 0x86, 0x87, 0x84, 0x84,
>> + 0x85, 0x86, 0x87, 0x89, 0x81, 0x83, 0x80, 0x83, 0x85, 0x85, 0x8c,
>> + 0x8c, 0x84, 0xa8, 0xa8, 0x88, 0xb5, 0x9f, 0xb0, 0x00, 0x00, 0x00,
>> + 0x00, 0x00 },
>> + { 0x00, 0xb8, 0x00, 0xc3, 0x00, 0xb1, 0x88, 0x86, 0x87, 0x84, 0x84,
>> + 0x86, 0x86, 0x87, 0x88, 0x81, 0x83, 0x80, 0x83, 0x85, 0x85, 0x8c,
>> + 0x8b, 0x84, 0xab, 0xa8, 0x86, 0xd4, 0xb4, 0xc9, 0x00, 0x00, 0x00,
>> + 0x00, 0x00 },
>> + { 0x00, 0xb8, 0x00, 0xc3, 0x00, 0xb1, 0x88, 0x86, 0x87, 0x84, 0x84,
>> + 0x86, 0x86, 0x87, 0x88, 0x81, 0x83, 0x80, 0x84, 0x84, 0x85, 0x8b,
>> + 0x8a, 0x83, 0xa6, 0xa5, 0x84, 0xbb, 0xa4, 0xb3, 0x00, 0x00, 0x00,
>> + 0x00, 0x00 },
>> + { 0x00, 0xb8, 0x00, 0xc3, 0x00, 0xb1, 0x88, 0x86, 0x87, 0x84, 0x84,
>> + 0x86, 0x85, 0x86, 0x86, 0x82, 0x85, 0x81, 0x82, 0x83, 0x84, 0x8e,
>> + 0x8b, 0x83, 0xa4, 0xa3, 0x8a, 0xa1, 0x93, 0x9d, 0x00, 0x00, 0x00,
>> + 0x00, 0x00 },
>> + { 0x00, 0xb8, 0x00, 0xc3, 0x00, 0xb1, 0x88, 0x86, 0x87, 0x83, 0x83,
>> + 0x85, 0x86, 0x87, 0x87, 0x82, 0x85, 0x81, 0x82, 0x82, 0x84, 0x8e,
>> + 0x8b, 0x83, 0xa4, 0xa2, 0x86, 0xc1, 0xa9, 0xb7, 0x00, 0x00, 0x00,
>> + 0x00, 0x00 },
>> + { 0x00, 0xb8, 0x00, 0xc3, 0x00, 0xb1, 0x88, 0x86, 0x87, 0x83, 0x83,
>> + 0x85, 0x86, 0x87, 0x87, 0x82, 0x85, 0x81, 0x82, 0x82, 0x84, 0x8d,
>> + 0x89, 0x82, 0xa2, 0xa1, 0x84, 0xa7, 0x98, 0xa1, 0x00, 0x00, 0x00,
>> + 0x00, 0x00 },
>> + { 0x00, 0xb8, 0x00, 0xc3, 0x00, 0xb1, 0x88, 0x86, 0x87, 0x83, 0x83,
>> + 0x85, 0x86, 0x87, 0x87, 0x82, 0x85, 0x81, 0x83, 0x83, 0x85, 0x8c,
>> + 0x87, 0x7f, 0xa2, 0x9d, 0x88, 0x8d, 0x88, 0x8b, 0x00, 0x00, 0x00,
>> + 0x00, 0x00 },
>> + { 0x00, 0xbb, 0x00, 0xc5, 0x00, 0xb4, 0x87, 0x86, 0x86, 0x84, 0x83,
>> + 0x86, 0x87, 0x87, 0x87, 0x80, 0x82, 0x7f, 0x86, 0x86, 0x88, 0x8a,
>> + 0x84, 0x7e, 0x9d, 0x9c, 0x82, 0x8d, 0x88, 0x8b, 0x00, 0x00, 0x00,
>> + 0x00, 0x00 },
>> + { 0x00, 0xbd, 0x00, 0xc7, 0x00, 0xb7, 0x87, 0x85, 0x85, 0x84, 0x83,
>> + 0x86, 0x86, 0x86, 0x88, 0x81, 0x83, 0x80, 0x83, 0x84, 0x85, 0x8a,
>> + 0x85, 0x7e, 0x9c, 0x9b, 0x85, 0x80, 0x80, 0x80, 0x00, 0x00, 0x00,
>> + 0x00, 0x00 },
>> + { 0x00, 0xc0, 0x00, 0xca, 0x00, 0xbb, 0x87, 0x86, 0x85, 0x83, 0x83,
>> + 0x85, 0x86, 0x86, 0x88, 0x81, 0x83, 0x80, 0x84, 0x85, 0x86, 0x89,
>> + 0x83, 0x7d, 0x9c, 0x99, 0x87, 0x7b, 0x7b, 0x7c, 0x00, 0x00, 0x00,
>> + 0x00, 0x00 },
>> + { 0x00, 0xc4, 0x00, 0xcd, 0x00, 0xbe, 0x87, 0x86, 0x85, 0x83, 0x83,
>> + 0x86, 0x85, 0x85, 0x87, 0x81, 0x82, 0x80, 0x82, 0x82, 0x83, 0x8a,
>> + 0x85, 0x7f, 0x9f, 0x9b, 0x86, 0xb4, 0xa1, 0xac, 0x00, 0x00, 0x00,
>> + 0x00, 0x00 },
>> + { 0x00, 0xc7, 0x00, 0xd0, 0x00, 0xc2, 0x87, 0x85, 0x85, 0x83, 0x82,
>> + 0x85, 0x85, 0x85, 0x86, 0x82, 0x83, 0x80, 0x82, 0x82, 0x84, 0x87,
>> + 0x86, 0x80, 0x9e, 0x9a, 0x87, 0xa7, 0x98, 0xa1, 0x00, 0x00, 0x00,
>> + 0x00, 0x00 },
>> + { 0x00, 0xca, 0x00, 0xd2, 0x00, 0xc5, 0x87, 0x85, 0x84, 0x82, 0x82,
>> + 0x84, 0x85, 0x85, 0x86, 0x81, 0x82, 0x7f, 0x82, 0x82, 0x84, 0x88,
>> + 0x86, 0x81, 0x9d, 0x98, 0x86, 0x8d, 0x88, 0x8b, 0x00, 0x00, 0x00,
>> + 0x00, 0x00 },
>> + { 0x00, 0xce, 0x00, 0xd6, 0x00, 0xca, 0x86, 0x85, 0x84, 0x83, 0x83,
>> + 0x85, 0x84, 0x84, 0x85, 0x81, 0x82, 0x80, 0x81, 0x81, 0x82, 0x89,
>> + 0x86, 0x81, 0x9c, 0x97, 0x86, 0xa7, 0x98, 0xa1, 0x00, 0x00, 0x00,
>> + 0x00, 0x00 },
>> + { 0x00, 0xd1, 0x00, 0xd9, 0x00, 0xce, 0x86, 0x84, 0x83, 0x83, 0x82,
>> + 0x85, 0x85, 0x85, 0x86, 0x81, 0x83, 0x81, 0x82, 0x82, 0x83, 0x86,
>> + 0x83, 0x7f, 0x99, 0x95, 0x86, 0xbb, 0xa4, 0xb3, 0x00, 0x00, 0x00,
>> + 0x00, 0x00 },
>> + { 0x00, 0xd4, 0x00, 0xdb, 0x00, 0xd1, 0x86, 0x85, 0x83, 0x83, 0x82,
>> + 0x85, 0x84, 0x84, 0x85, 0x80, 0x83, 0x82, 0x80, 0x80, 0x81, 0x87,
>> + 0x84, 0x81, 0x98, 0x93, 0x85, 0xae, 0x9c, 0xa8, 0x00, 0x00, 0x00,
>> + 0x00, 0x00 },
>> + { 0x00, 0xd8, 0x00, 0xde, 0x00, 0xd6, 0x86, 0x84, 0x83, 0x81, 0x81,
>> + 0x83, 0x85, 0x85, 0x85, 0x82, 0x83, 0x81, 0x81, 0x81, 0x83, 0x86,
>> + 0x84, 0x80, 0x98, 0x91, 0x85, 0x7b, 0x7b, 0x7c, 0x00, 0x00, 0x00,
>> + 0x00, 0x00 },
>> + { 0x00, 0xdc, 0x00, 0xe2, 0x00, 0xda, 0x85, 0x84, 0x83, 0x82, 0x82,
>> + 0x84, 0x84, 0x84, 0x85, 0x81, 0x82, 0x82, 0x80, 0x80, 0x81, 0x83,
>> + 0x82, 0x7f, 0x99, 0x93, 0x86, 0x94, 0x8b, 0x92, 0x00, 0x00, 0x00,
>> + 0x00, 0x00 },
>> + { 0x00, 0xdf, 0x00, 0xe5, 0x00, 0xde, 0x85, 0x84, 0x82, 0x82, 0x82,
>> + 0x84, 0x83, 0x83, 0x84, 0x81, 0x81, 0x80, 0x83, 0x82, 0x84, 0x82,
>> + 0x81, 0x7f, 0x99, 0x92, 0x86, 0x7b, 0x7b, 0x7c, 0x00, 0x00, 0x00,
>> + 0x00, 0x00 },
>> + { 0x00, 0xe4, 0x00, 0xe9, 0x00, 0xe3, 0x84, 0x83, 0x82, 0x81, 0x81,
>> + 0x82, 0x83, 0x83, 0x84, 0x80, 0x81, 0x80, 0x83, 0x83, 0x84, 0x80,
>> + 0x81, 0x7c, 0x99, 0x92, 0x87, 0xa1, 0x93, 0x9d, 0x00, 0x00, 0x00,
>> + 0x00, 0x00 },
>> + { 0x00, 0xe4, 0x00, 0xe9, 0x00, 0xe3, 0x85, 0x84, 0x83, 0x81, 0x81,
>> + 0x82, 0x82, 0x82, 0x83, 0x80, 0x81, 0x80, 0x81, 0x80, 0x82, 0x83,
>> + 0x82, 0x80, 0x91, 0x8d, 0x83, 0x9a, 0x90, 0x96, 0x00, 0x00, 0x00,
>> + 0x00, 0x00 },
>> + { 0x00, 0xe4, 0x00, 0xe9, 0x00, 0xe3, 0x84, 0x83, 0x82, 0x81, 0x81,
>> + 0x82, 0x83, 0x83, 0x84, 0x80, 0x81, 0x80, 0x81, 0x80, 0x82, 0x83,
>> + 0x81, 0x7f, 0x91, 0x8c, 0x82, 0x8d, 0x88, 0x8b, 0x00, 0x00, 0x00,
>> + 0x00, 0x00 },
>> + { 0x00, 0xe4, 0x00, 0xe9, 0x00, 0xe3, 0x84, 0x83, 0x82, 0x81, 0x81,
>> + 0x82, 0x83, 0x83, 0x83, 0x82, 0x82, 0x81, 0x81, 0x80, 0x82, 0x82,
>> + 0x82, 0x7f, 0x94, 0x89, 0x84, 0x80, 0x80, 0x80, 0x00, 0x00, 0x00,
>> + 0x00, 0x00 },
>> + { 0x00, 0xe4, 0x00, 0xe9, 0x00, 0xe3, 0x84, 0x83, 0x82, 0x81, 0x81,
>> + 0x82, 0x83, 0x83, 0x83, 0x82, 0x82, 0x81, 0x81, 0x80, 0x82, 0x83,
>> + 0x82, 0x7f, 0x91, 0x85, 0x81, 0x80, 0x80, 0x80, 0x00, 0x00, 0x00,
>> + 0x00, 0x00 },
>> + { 0x00, 0xe4, 0x00, 0xe9, 0x00, 0xe3, 0x84, 0x83, 0x82, 0x81, 0x81,
>> + 0x82, 0x83, 0x83, 0x83, 0x80, 0x80, 0x7f, 0x83, 0x82, 0x84, 0x83,
>> + 0x82, 0x7f, 0x90, 0x84, 0x81, 0x9a, 0x90, 0x96, 0x00, 0x00, 0x00,
>> + 0x00, 0x00 },
>> + { 0x00, 0xe4, 0x00, 0xe9, 0x00, 0xe3, 0x84, 0x83, 0x82, 0x80, 0x80,
>> + 0x82, 0x83, 0x83, 0x83, 0x80, 0x80, 0x7f, 0x80, 0x80, 0x81, 0x81,
>> + 0x82, 0x83, 0x7e, 0x80, 0x7c, 0xa4, 0x97, 0x9f, 0x00, 0x00, 0x00,
>> + 0x00, 0x00 },
>> + { 0x00, 0xe9, 0x00, 0xec, 0x00, 0xe8, 0x84, 0x83, 0x82, 0x81, 0x81,
>> + 0x82, 0x82, 0x82, 0x83, 0x7f, 0x7f, 0x7f, 0x81, 0x80, 0x82, 0x83,
>> + 0x83, 0x84, 0x79, 0x7c, 0x79, 0xb1, 0xa0, 0xaa, 0x00, 0x00, 0x00,
>> + 0x00, 0x00 },
>> + { 0x00, 0xed, 0x00, 0xf0, 0x00, 0xec, 0x83, 0x83, 0x82, 0x80, 0x80,
>> + 0x81, 0x82, 0x82, 0x82, 0x7f, 0x7f, 0x7e, 0x81, 0x81, 0x82, 0x80,
>> + 0x81, 0x81, 0x84, 0x84, 0x83, 0x80, 0x80, 0x80, 0x00, 0x00, 0x00,
>> + 0x00, 0x00 },
>> + { 0x00, 0xf1, 0x00, 0xf4, 0x00, 0xf1, 0x83, 0x82, 0x82, 0x80, 0x80,
>> + 0x81, 0x82, 0x82, 0x82, 0x80, 0x80, 0x80, 0x80, 0x80, 0x81, 0x7d,
>> + 0x7e, 0x7f, 0x84, 0x84, 0x83, 0x80, 0x80, 0x80, 0x00, 0x00, 0x00,
>> + 0x00, 0x00 },
>> + { 0x00, 0xf6, 0x00, 0xf7, 0x00, 0xf5, 0x82, 0x82, 0x81, 0x80, 0x80,
>> + 0x80, 0x82, 0x82, 0x82, 0x80, 0x80, 0x80, 0x7f, 0x7f, 0x7f, 0x82,
>> + 0x82, 0x82, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x00, 0x00, 0x00,
>> + 0x00, 0x00 },
>> + { 0x00, 0xfa, 0x00, 0xfb, 0x00, 0xfa, 0x81, 0x81, 0x81, 0x80, 0x80,
>> + 0x80, 0x82, 0x82, 0x82, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80,
>> + 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x00, 0x00, 0x00,
>> + 0x00, 0x00 },
>> + { 0x01, 0x00, 0x01, 0x00, 0x01, 0x00, 0x80, 0x80, 0x80, 0x80, 0x80,
>> + 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80,
>> + 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x00, 0x00, 0x00,
>> + 0x00, 0x00 },
>> + { 0x01, 0x00, 0x01, 0x00, 0x01, 0x00, 0x80, 0x80, 0x80, 0x80, 0x80,
>> + 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80,
>> + 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x00, 0x00, 0x00,
>> + 0x00, 0x00 }
>> +};
>> +
>> +unsigned char vint_table[S6E3HA2_VINT_STATUS_MAX] = {
>> + 0x18, 0x19, 0x1a, 0x1b, 0x1c,
>> + 0x1d, 0x1e, 0x1f, 0x20, 0x21
>> +};
>> +
>> +struct s6e3ha2 {
>> + struct device *dev;
>> + struct drm_panel panel;
>> + struct backlight_device *bl_dev;
>> +
>> + struct regulator_bulk_data supplies[2];
>> + struct gpio_desc *reset_gpio;
>> + struct gpio_desc *enable_gpio;
>> +
>> + /* This field is tested by functions directly accessing DSI bus before
>> + * transfer, transfer is skipped if it is set. In case of transfer
>> + * failure or unexpected response the field is set to error value.
>> + * Such construct allows to eliminate many checks in higher level
>> + * functions.
>> + */
>> + int error;
>> +};
>> +
>> +static int s6e3ha2_clear_error(struct s6e3ha2 *ctx)
>> +{
>> + int ret = ctx->error;
>> +
>> + ctx->error = 0;
>> + return ret;
>> +}
>> +
>> +static void s6e3ha2_dcs_write(struct s6e3ha2 *ctx, const void *data, size_t len)
>> +{
>> + struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev);
>> + ssize_t ret;
>> +
>> + if (ctx->error < 0)
>> + return;
>> +
>> + ret = mipi_dsi_dcs_write_buffer(dsi, data, len);
>> + if (ret < 0) {
>> + dev_err(ctx->dev, "error %zd writing dcs seq: %*ph\n",
>> + ret, (int)len, data);
>> + ctx->error = ret;
>> + }
>> +}
>> +
>> +#define s6e3ha2_dcs_write_seq_static(ctx, seq...) do { \
>> + static const u8 d[] = { seq }; \
>> + s6e3ha2_dcs_write(ctx, d, ARRAY_SIZE(d)); \
>> +} while (0)
>> +
>> +static void s6e3ha2_test_key_on_f0(struct s6e3ha2 *ctx)
>> +{
>> + s6e3ha2_dcs_write_seq_static(ctx, 0xf0, 0x5a, 0x5a);
>> +}
>> +
>> +static void s6e3ha2_test_key_off_f0(struct s6e3ha2 *ctx)
>> +{
>> + s6e3ha2_dcs_write_seq_static(ctx, 0xf0, 0xa5, 0xa5);
>> +}
>> +
>> +static void s6e3ha2_test_key_on_fc(struct s6e3ha2 *ctx)
>> +{
>> + s6e3ha2_dcs_write_seq_static(ctx, 0xfc, 0x5a, 0x5a);
>> +}
>> +
>> +static void s6e3ha2_test_key_off_fc(struct s6e3ha2 *ctx)
>> +{
>> + s6e3ha2_dcs_write_seq_static(ctx, 0xfc, 0xa5, 0xa5);
>> +}
>> +
>> +static void s6e3ha2_single_dsi_set(struct s6e3ha2 *ctx)
>> +{
>> + s6e3ha2_dcs_write_seq_static(ctx, 0xf2, 0x67);
>> + s6e3ha2_dcs_write_seq_static(ctx, 0xf9, 0x09);
>> +}
>> +
>> +static void s6e3ha2_freq_calibration(struct s6e3ha2 *ctx)
>> +{
>> + s6e3ha2_dcs_write_seq_static(ctx, 0xfd, 0x1c);
>> + s6e3ha2_dcs_write_seq_static(ctx, 0xfe, 0x20, 0x39);
>> + s6e3ha2_dcs_write_seq_static(ctx, 0xfe, 0xa0);
>> + s6e3ha2_dcs_write_seq_static(ctx, 0xfe, 0x20);
>> + s6e3ha2_dcs_write_seq_static(ctx, 0xce, 0x03, 0x3b, 0x12, 0x62,
>> + 0x40, 0x80, 0xc0, 0x28, 0x28, 0x28, 0x28, 0x39, 0xc5);
>> +}
>> +
>> +static void s6e3ha2_aor_control(struct s6e3ha2 *ctx)
>> +{
>> + s6e3ha2_dcs_write_seq_static(ctx, 0xb2, 0x03, 0x10);
>> +}
>> +
>> +static void s6e3ha2_caps_elvss_set(struct s6e3ha2 *ctx)
>> +{
>> + s6e3ha2_dcs_write_seq_static(ctx, 0xb6, 0x9c, 0x0a);
>> +}
>> +
>> +static void s6e3ha2_acl_off(struct s6e3ha2 *ctx)
>> +{
>> + s6e3ha2_dcs_write_seq_static(ctx, 0x55, 0x00);
>> +}
>> +
>> +static void s6e3ha2_acl_off_opr(struct s6e3ha2 *ctx)
>> +{
>> + s6e3ha2_dcs_write_seq_static(ctx, 0xb5, 0x40);
>> +}
>> +
>> +static void s6e3ha2_test_global(struct s6e3ha2 *ctx)
>> +{
>> + s6e3ha2_dcs_write_seq_static(ctx, 0xb0, 0x07);
>> +}
>> +
>> +static void s6e3ha2_test(struct s6e3ha2 *ctx)
>> +{
>> + s6e3ha2_dcs_write_seq_static(ctx, 0xb8, 0x19);
>> +}
>> +
>> +static void s6e3ha2_touch_hsync_on1(struct s6e3ha2 *ctx)
>> +{
>> + s6e3ha2_dcs_write_seq_static(ctx,
>> + 0xbd, 0x33, 0x11, 0x02, 0x16, 0x02, 0x16);
>> +}
>> +
>> +static void s6e3ha2_pentile_control(struct s6e3ha2 *ctx)
>> +{
>> + s6e3ha2_dcs_write_seq_static(ctx, 0xc0, 0x00, 0x00, 0xd8, 0xd8);
>> +}
>> +
>> +static void s6e3ha2_poc_global(struct s6e3ha2 *ctx)
>> +{
>> + s6e3ha2_dcs_write_seq_static(ctx, 0xb0, 0x20);
>> +}
>> +
>> +static void s6e3ha2_poc_setting(struct s6e3ha2 *ctx)
>> +{
>> + s6e3ha2_dcs_write_seq_static(ctx, 0xfe, 0x08);
>> +}
>> +
>> +static void s6e3ha2_pcd_set_off(struct s6e3ha2 *ctx)
>> +{
>> + s6e3ha2_dcs_write_seq_static(ctx, 0xcc, 0x40, 0x51);
>> +}
>> +
>> +static void s6e3ha2_err_fg_set(struct s6e3ha2 *ctx)
>> +{
>> + s6e3ha2_dcs_write_seq_static(ctx, 0xed, 0x44);
>> +}
>> +
>> +static void s6e3ha2_hbm_off(struct s6e3ha2 *ctx)
>> +{
>> + s6e3ha2_dcs_write_seq_static(ctx, 0x53, 0x00);
>> +}
>> +
>> +static void s6e3ha2_te_start_setting(struct s6e3ha2 *ctx)
>> +{
>> + s6e3ha2_dcs_write_seq_static(ctx, 0xb9, 0x10, 0x09, 0xff, 0x00, 0x09);
>> +}
>> +
>> +static void s6e3ha2_gamma_update(struct s6e3ha2 *ctx)
>> +{
>> + s6e3ha2_dcs_write_seq_static(ctx, 0xf7, 0x03);
>> + ndelay(100); /* need for 100ns delay */
>> + s6e3ha2_dcs_write_seq_static(ctx, 0xf7, 0x00);
>> +}
>> +
>> +static int s6e3ha2_get_brightness(struct backlight_device *bl_dev)
>> +{
>> + return bl_dev->props.brightness;
>> +}
>> +
>> +static void s6e3ha2_set_vint(struct s6e3ha2 *ctx)
>> +{
>> + struct backlight_device *bl_dev = ctx->bl_dev;
>> + unsigned int brightness = bl_dev->props.brightness;
>> + unsigned char data[] = { 0xf4, 0x8b,
>> + vint_table[brightness * (S6E3HA2_VINT_STATUS_MAX - 1) /
>> + S6E3HA2_MAX_BRIGHTNESS] };
>> +
>> + s6e3ha2_dcs_write(ctx, data, ARRAY_SIZE(data));
>> +}
>> +
>> +static unsigned int s6e3ha2_get_brightness_index(unsigned int brightness)
>> +{
>> + return (brightness * (S6E3HA2_NUM_GAMMA_STEPS - 1)) /
>> + S6E3HA2_MAX_BRIGHTNESS;
>> +}
>> +
>> +static int s6e3ha2_update_gamma(struct s6e3ha2 *ctx, unsigned int brightness)
>> +{
>> + struct backlight_device *bl_dev = ctx->bl_dev;
>> + unsigned int index = s6e3ha2_get_brightness_index(brightness);
>> + u8 data[S6E3HA2_GAMMA_CMD_CNT + 1] = { 0xca, };
>> +
>> + memcpy(data + 1, gamma_tbl + index, S6E3HA2_GAMMA_CMD_CNT);
>> + s6e3ha2_dcs_write(ctx, data, ARRAY_SIZE(data));
>> +
>> + s6e3ha2_gamma_update(ctx);
>> + bl_dev->props.brightness = brightness;
>> +
>> + return 0;
>> +}
>> +
>> +static int s6e3ha2_set_brightness(struct backlight_device *bl_dev)
>> +{
>> + struct s6e3ha2 *ctx = bl_get_data(bl_dev);
>> + unsigned int brightness = bl_dev->props.brightness;
>> +
>> + if (brightness < S6E3HA2_MIN_BRIGHTNESS ||
>> + brightness > bl_dev->props.max_brightness) {
>> + dev_err(ctx->dev, "Invalid brightness: %u\n", brightness);
>> + return -EINVAL;
>> + }
>> +
>> + if (bl_dev->props.power > FB_BLANK_NORMAL)
>> + return -EPERM;
>> +
>> + s6e3ha2_test_key_on_f0(ctx);
>> + s6e3ha2_update_gamma(ctx, brightness);
>> + s6e3ha2_aor_control(ctx);
>> + s6e3ha2_set_vint(ctx);
>> + s6e3ha2_test_key_off_f0(ctx);
>> +
>> + return ctx->error;
>> +}
>> +
>> +static const struct backlight_ops s6e3ha2_bl_ops = {
>> + .get_brightness = s6e3ha2_get_brightness,
>> + .update_status = s6e3ha2_set_brightness,
>> +};
>> +
>> +static int s6e3ha2_panel_init(struct s6e3ha2 *ctx)
>> +{
>> + struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev);
>> + int ret;
>> +
>> + ret = mipi_dsi_dcs_exit_sleep_mode(dsi);
>> + if (ret < 0)
>> + return ret;
>> + usleep_range(5000, 6000);
>> +
>> + s6e3ha2_test_key_on_f0(ctx);
>> + s6e3ha2_single_dsi_set(ctx);
>> + s6e3ha2_test_key_on_fc(ctx);
>> + s6e3ha2_freq_calibration(ctx);
>> + s6e3ha2_test_key_off_fc(ctx);
>> + s6e3ha2_test_key_off_f0(ctx);
>> +
>> + return 0;
>> +}
>> +
>> +static int s6e3ha2_power_off(struct s6e3ha2 *ctx)
>> +{
>> + return regulator_bulk_disable(ARRAY_SIZE(ctx->supplies), ctx->supplies);
>> +}
>> +
>> +static int s6e3ha2_disable(struct drm_panel *panel)
>> +{
>> + struct s6e3ha2 *ctx = container_of(panel, struct s6e3ha2, panel);
>> + struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev);
>> + int ret;
>> +
>> + ret = mipi_dsi_dcs_enter_sleep_mode(dsi);
>> + if (ret < 0)
>> + return ret;
>> +
>> + ret = mipi_dsi_dcs_set_display_off(dsi);
>> + if (ret < 0)
>> + return ret;
>> +
>> + msleep(40);
>> + ctx->bl_dev->props.power = FB_BLANK_NORMAL;
>> +
>> + return 0;
>> +}
>> +
>> +static int s6e3ha2_unprepare(struct drm_panel *panel)
>> +{
>> + struct s6e3ha2 *ctx = container_of(panel, struct s6e3ha2, panel);
>> + int ret;
>> +
>> + ret = s6e3ha2_clear_error(ctx);
>> + if (!ret)
>> + ctx->bl_dev->props.power = FB_BLANK_POWERDOWN;
>> +
>> + return s6e3ha2_power_off(ctx);
>> +}
>> +
>> +static int s6e3ha2_power_on(struct s6e3ha2 *ctx)
>> +{
>> + int ret;
>> +
>> + ret = regulator_bulk_enable(ARRAY_SIZE(ctx->supplies), ctx->supplies);
>> + if (ret < 0)
>> + return ret;
>> +
>> + msleep(120);
>> +
>> + gpiod_set_value(ctx->enable_gpio, 0);
>> + usleep_range(5000, 6000);
>> + gpiod_set_value(ctx->enable_gpio, 1);
>> +
>> + gpiod_set_value(ctx->reset_gpio, 1);
>> + usleep_range(5000, 6000);
>> + gpiod_set_value(ctx->reset_gpio, 0);
>> + usleep_range(5000, 6000);
>> +
>> + return 0;
>> +}
>> +static int s6e3ha2_prepare(struct drm_panel *panel)
>> +{
>> + struct s6e3ha2 *ctx = container_of(panel, struct s6e3ha2, panel);
>> + int ret;
>> +
>> + ret = s6e3ha2_power_on(ctx);
>> + if (ret < 0)
>> + return ret;
>> +
>> + ret = s6e3ha2_panel_init(ctx);
>> + if (ret < 0)
>> + goto err;
>> +
>> + ret = s6e3ha2_clear_error(ctx);
>> + if (ret < 0)
>> + goto err;
>> +
>> + ctx->bl_dev->props.power = FB_BLANK_NORMAL;
>> +
>> + return 0;
>> +
>> +err:
>> + s6e3ha2_power_off(ctx);
>> + return ret;
>> +}
>> +
>> +static int s6e3ha2_enable(struct drm_panel *panel)
>> +{
>> + struct s6e3ha2 *ctx = container_of(panel, struct s6e3ha2, panel);
>> + struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev);
>> + int ret;
>> +
>> + /* common setting */
>> + ret = mipi_dsi_dcs_set_tear_on(dsi, MIPI_DSI_DCS_TEAR_MODE_VBLANK);
>> + if (ret < 0)
>> + return ret;
>> +
>> + s6e3ha2_test_key_on_f0(ctx);
>> + s6e3ha2_test_key_on_fc(ctx);
>> + s6e3ha2_touch_hsync_on1(ctx);
>> + s6e3ha2_pentile_control(ctx);
>> + s6e3ha2_poc_global(ctx);
>> + s6e3ha2_poc_setting(ctx);
>> + s6e3ha2_test_key_off_fc(ctx);
>> +
>> + /* pcd setting off for TB */
>> + s6e3ha2_pcd_set_off(ctx);
>> + s6e3ha2_err_fg_set(ctx);
>> + s6e3ha2_te_start_setting(ctx);
>> +
>> + /* brightness setting */
>> + s6e3ha2_set_brightness(ctx->bl_dev);
>> + s6e3ha2_aor_control(ctx);
>> + s6e3ha2_caps_elvss_set(ctx);
>> + s6e3ha2_gamma_update(ctx);
>> + s6e3ha2_acl_off(ctx);
>> + s6e3ha2_acl_off_opr(ctx);
>> + s6e3ha2_hbm_off(ctx);
>> +
>> + /* elvss temp compensation */
>> + s6e3ha2_test_global(ctx);
>> + s6e3ha2_test(ctx);
>> + s6e3ha2_test_key_off_f0(ctx);
>> +
>> + if (ctx->error != 0)
>> + return ctx->error;
>> +
>> + ret = mipi_dsi_dcs_set_display_on(dsi);
>> + if (ret < 0)
>> + return ret;
>> +
>> + ctx->bl_dev->props.power = FB_BLANK_UNBLANK;
>> +
>> + return 0;
>> +}
>> +
>> +static const struct drm_display_mode default_mode = {
>> + .clock = 222372,
>> + .hdisplay = 1440,
>> + .hsync_start = 1440 + 1,
>> + .hsync_end = 1440 + 1 + 1,
>> + .htotal = 1440 + 1 + 1 + 1,
>> + .vdisplay = 2560,
>> + .vsync_start = 2560 + 1,
>> + .vsync_end = 2560 + 1 + 1,
>> + .vtotal = 2560 + 1 + 1 + 15,
>> + .vrefresh = 60,
>> + .flags = 0,
>> +};
>> +
>> +static int s6e3ha2_get_modes(struct drm_panel *panel)
>> +{
>> + struct drm_connector *connector = panel->connector;
>> + struct drm_display_mode *mode;
>> +
>> + mode = drm_mode_duplicate(panel->drm, &default_mode);
>> + if (!mode) {
>> + DRM_ERROR("failed to add mode %ux%ux@%u\n",
>> + default_mode.hdisplay, default_mode.vdisplay,
>> + default_mode.vrefresh);
>> + return -ENOMEM;
>> + }
>> +
>> + drm_mode_set_name(mode);
>> +
>> + mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED;
>> + drm_mode_probed_add(connector, mode);
>> +
>> + connector->display_info.width_mm = 71;
>> + connector->display_info.height_mm = 125;
>> +
>> + return 1;
>> +}
>> +
>> +static const struct drm_panel_funcs s6e3ha2_drm_funcs = {
>> + .disable = s6e3ha2_disable,
>> + .unprepare = s6e3ha2_unprepare,
>> + .prepare = s6e3ha2_prepare,
>> + .enable = s6e3ha2_enable,
>> + .get_modes = s6e3ha2_get_modes,
>> +};
>> +
>> +static int s6e3ha2_probe(struct mipi_dsi_device *dsi)
>> +{
>> + struct device *dev = &dsi->dev;
>> + struct s6e3ha2 *ctx;
>> + int ret;
>> +
>> + ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL);
>> + if (!ctx)
>> + return -ENOMEM;
>> +
>> + mipi_dsi_set_drvdata(dsi, ctx);
>> +
>> + ctx->dev = dev;
>> +
>> + dsi->lanes = 4;
>> + dsi->format = MIPI_DSI_FMT_RGB888;
>> + dsi->mode_flags = MIPI_DSI_CLOCK_NON_CONTINUOUS;
>> +
>> + ctx->supplies[0].supply = "vdd3";
>> + ctx->supplies[1].supply = "vci";
>> +
>> + ret = devm_regulator_bulk_get(dev, ARRAY_SIZE(ctx->supplies),
>> + ctx->supplies);
>> + if (ret < 0) {
>> + dev_err(dev, "failed to get regulators: %d\n", ret);
>> + return ret;
>> + }
>> +
>> + ctx->reset_gpio = devm_gpiod_get(dev, "reset", GPIOD_OUT_LOW);
>> + if (IS_ERR(ctx->reset_gpio)) {
>> + dev_err(dev, "cannot get reset-gpios %ld\n",
>> + PTR_ERR(ctx->reset_gpio));
>> + return PTR_ERR(ctx->reset_gpio);
>> + }
>> +
>> + ctx->enable_gpio = devm_gpiod_get(dev, "enable", GPIOD_OUT_HIGH);
>> + if (IS_ERR(ctx->enable_gpio)) {
>> + dev_err(dev, "cannot get enable-gpios %ld\n",
>> + PTR_ERR(ctx->enable_gpio));
>> + return PTR_ERR(ctx->enable_gpio);
>> + }
>> +
>> + ctx->bl_dev = backlight_device_register("s6e3ha2", dev, ctx,
>> + &s6e3ha2_bl_ops, NULL);
>> + if (IS_ERR(ctx->bl_dev)) {
>> + dev_err(dev, "failed to register backlight device\n");
>> + return PTR_ERR(ctx->bl_dev);
>> + }
>> +
>> + ctx->bl_dev->props.max_brightness = S6E3HA2_MAX_BRIGHTNESS;
>> + ctx->bl_dev->props.brightness = S6E3HA2_DEFAULT_BRIGHTNESS;
>> + ctx->bl_dev->props.power = FB_BLANK_POWERDOWN;
>> +
>> + drm_panel_init(&ctx->panel);
>> + ctx->panel.dev = dev;
>> + ctx->panel.funcs = &s6e3ha2_drm_funcs;
>> +
>> + ret = drm_panel_add(&ctx->panel);
>> + if (ret < 0)
>> + goto unregister_backlight;
>> +
>> + ret = mipi_dsi_attach(dsi);
>> + if (ret < 0)
>> + goto remove_panel;
>> +
>> + return ret;
>> +
>> +remove_panel:
>> + drm_panel_remove(&ctx->panel);
>> +
>> +unregister_backlight:
>> + backlight_device_unregister(ctx->bl_dev);
>> +
>> + return ret;
>> +}
>> +
>> +static int s6e3ha2_remove(struct mipi_dsi_device *dsi)
>> +{
>> + struct s6e3ha2 *ctx = mipi_dsi_get_drvdata(dsi);
>> +
>> + mipi_dsi_detach(dsi);
>> + drm_panel_remove(&ctx->panel);
>> + backlight_device_unregister(ctx->bl_dev);
>> +
>> + return 0;
>> +}
>> +
>> +static const struct of_device_id s6e3ha2_of_match[] = {
>> + { .compatible = "samsung,s6e3ha2" },
>> + { }
>> +};
>> +MODULE_DEVICE_TABLE(of, s6e3ha2_of_match);
>> +
>> +static struct mipi_dsi_driver s6e3ha2_driver = {
>> + .probe = s6e3ha2_probe,
>> + .remove = s6e3ha2_remove,
>> + .driver = {
>> + .name = "panel-samsung-s6e3ha2",
>> + .of_match_table = s6e3ha2_of_match,
>> + },
>> +};
>> +module_mipi_dsi_driver(s6e3ha2_driver);
>> +
>> +MODULE_AUTHOR("Donghwa Lee <dh09.lee at samsung.com>");
>> +MODULE_AUTHOR("Hyungwon Hwang <human.hwang at samsung.com>");
>> +MODULE_AUTHOR("Hoegeun Kwon <hoegeun.kwon at samsung.com>");
>> +MODULE_DESCRIPTION("MIPI-DSI based s6e3ha2 AMOLED Panel Driver");
>> +MODULE_LICENSE("GPL v2");
>
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