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Message-ID: <ed294e88-4203-4626-9ece-1682197317fd@linaro.org>
Date: Mon, 4 Aug 2025 17:18:21 +0200
From: Neil Armstrong <neil.armstrong@...aro.org>
To: Kaustabh Chakraborty <kauschluss@...root.org>,
Jessica Zhang <quic_jesszhan@...cinc.com>, David Airlie <airlied@...il.com>,
Simona Vetter <simona@...ll.ch>,
Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
Maxime Ripard <mripard@...nel.org>, Thomas Zimmermann <tzimmermann@...e.de>,
Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>,
Conor Dooley <conor+dt@...nel.org>,
Jessica Zhang <jessica.zhang@....qualcomm.com>
Cc: dri-devel@...ts.freedesktop.org, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org
Subject: Re: [PATCH v5 2/2] drm: panel: add support for Samsung AMS561RA01
panel with S6E8AA5X01 controller
On 21/07/2025 16:39, Kaustabh Chakraborty wrote:
> Samsung AMS561RA01 is an AMOLED panel, using the Samsung S6E8AA5X01 MIPI
> DSI controller. Implement a basic panel driver for such panels.
>
> The driver also initializes a backlight device, which works by changing
> the panel's gamma values and aid brightness levels appropriately, with
> the help of look-up tables acquired from downstream kernel sources.
>
> Signed-off-by: Kaustabh Chakraborty <kauschluss@...root.org>
> ---
> drivers/gpu/drm/panel/Kconfig | 11 +
> drivers/gpu/drm/panel/Makefile | 1 +
> .../panel/panel-samsung-s6e8aa5x01-ams561ra01.c | 981 +++++++++++++++++++++
> 3 files changed, 993 insertions(+)
>
> diff --git a/drivers/gpu/drm/panel/Kconfig b/drivers/gpu/drm/panel/Kconfig
> index 09b9f7ff9340abb708a503f7564acc46b2faaf7d..a5d89b13de06d79b4fc9b6566d08de0df45cf81b 100644
> --- a/drivers/gpu/drm/panel/Kconfig
> +++ b/drivers/gpu/drm/panel/Kconfig
> @@ -843,6 +843,17 @@ config DRM_PANEL_SAMSUNG_S6E8AA0
> select DRM_MIPI_DSI
> select VIDEOMODE_HELPERS
>
> +config DRM_PANEL_SAMSUNG_S6E8AA5X01_AMS561RA01
> + tristate "Samsung AMS561RA01 panel with S6E8AA5X01 controller"
> + depends on GPIOLIB && OF && REGULATOR
> + depends on DRM_MIPI_DSI
> + depends on BACKLIGHT_CLASS_DEVICE
> + help
> + Say Y here if you want to enable support for Samsung AMS561RA01
> + panel, which uses Samsung's S6E8AA5X01 controller. The panel has a
> + ~5.6 inch AMOLED display, and the controller is driven by the MIPI
> + DSI protocol with 4 lanes.
> +
> config DRM_PANEL_SAMSUNG_SOFEF00
> tristate "Samsung sofef00/s6e3fc2x01 OnePlus 6/6T DSI cmd mode panels"
> depends on OF
> diff --git a/drivers/gpu/drm/panel/Makefile b/drivers/gpu/drm/panel/Makefile
> index 957555b499968ebbfb55c87d2729ce88b5d48a57..c425eb2940b0d6fef6bd852f9ac24937efdc573f 100644
> --- a/drivers/gpu/drm/panel/Makefile
> +++ b/drivers/gpu/drm/panel/Makefile
> @@ -87,6 +87,7 @@ obj-$(CONFIG_DRM_PANEL_SAMSUNG_S6E63M0_DSI) += panel-samsung-s6e63m0-dsi.o
> obj-$(CONFIG_DRM_PANEL_SAMSUNG_S6E88A0_AMS427AP24) += panel-samsung-s6e88a0-ams427ap24.o
> obj-$(CONFIG_DRM_PANEL_SAMSUNG_S6E88A0_AMS452EF01) += panel-samsung-s6e88a0-ams452ef01.o
> obj-$(CONFIG_DRM_PANEL_SAMSUNG_S6E8AA0) += panel-samsung-s6e8aa0.o
> +obj-$(CONFIG_DRM_PANEL_SAMSUNG_S6E8AA5X01_AMS561RA01) += panel-samsung-s6e8aa5x01-ams561ra01.o
> obj-$(CONFIG_DRM_PANEL_SAMSUNG_SOFEF00) += panel-samsung-sofef00.o
> obj-$(CONFIG_DRM_PANEL_SEIKO_43WVF1G) += panel-seiko-43wvf1g.o
> obj-$(CONFIG_DRM_PANEL_SHARP_LQ101R1SX01) += panel-sharp-lq101r1sx01.o
> diff --git a/drivers/gpu/drm/panel/panel-samsung-s6e8aa5x01-ams561ra01.c b/drivers/gpu/drm/panel/panel-samsung-s6e8aa5x01-ams561ra01.c
> new file mode 100644
> index 0000000000000000000000000000000000000000..56e10c7c3a76dc704e818998a72824e5ebbc16c1
> --- /dev/null
> +++ b/drivers/gpu/drm/panel/panel-samsung-s6e8aa5x01-ams561ra01.c
> @@ -0,0 +1,981 @@
> +// SPDX-License-Identifier: GPL-2.0-only
> +/*
> + * Samsung AMS561RA01 panel with S6E8AA5X01 controller.
> + *
> + * Copyright (C) 2025 Kaustabh Chakraborty <kauschluss@...root.org>
> + */
> +
> +#include <linux/backlight.h>
> +#include <linux/gpio/consumer.h>
> +#include <linux/module.h>
> +#include <linux/of.h>
> +#include <linux/regulator/consumer.h>
> +
> +#include <drm/drm_mipi_dsi.h>
> +#include <drm/drm_modes.h>
> +#include <drm/drm_panel.h>
> +#include <drm/drm_probe_helper.h>
> +
> +/* Manufacturer Command Set */
> +#define MCS_AIDCTL 0xb2
> +#define MCS_ADAPTIVECTL 0xb5
> +#define MCS_ELVSS 0xb6
> +#define MCS_TEMPERCTL 0xb8
> +#define MCS_PENTILE 0xc0
> +#define MCS_GAMMACTL 0xca
> +#define MCS_LTPSCTL 0xcb
> +#define MCS_PCD 0xcc
> +#define MCS_ERRFLAG 0xe7
> +#define MCS_ACCESSPROT 0xf0
> +#define MCS_DISPCTL 0xf2
> +#define MCS_GAMMAUPD 0xf7
> +
> +#define GAMMA_CMD_LEN 34
> +#define AID_CMD_LEN 3
> +
> +static const struct {
> + u8 gamma[GAMMA_CMD_LEN];
> + u8 aid[AID_CMD_LEN];
> +} s6e8aa5x01_ams561ra01_cmds[] = {
> + {
> + /* 5 nits */
> + { MCS_GAMMACTL,
> + 0x00, 0x98, 0x00, 0xa4, 0x00, 0x94,
> + 0x88, 0x89, 0x8a, 0x87, 0x87, 0x89,
> + 0x8d, 0x8c, 0x8d, 0x89, 0x8c, 0x8e,
> + 0x8e, 0x8f, 0x90, 0xa3, 0xa2, 0x9a,
> + 0xcf, 0xca, 0x9f, 0xe6, 0xff, 0xb4,
> + 0x00, 0x00, 0x00, },
> + { MCS_AIDCTL, 0x05, 0xa5 },
> + }, {
> + /* 6 nits */
> + { MCS_GAMMACTL,
> + 0x00, 0x98, 0x00, 0xa4, 0x00, 0x95,
> + 0x88, 0x89, 0x8b, 0x87, 0x87, 0x89,
> + 0x8c, 0x8a, 0x8c, 0x85, 0x88, 0x8c,
> + 0x8b, 0x8c, 0x8e, 0xa2, 0xa2, 0x9a,
> + 0xd0, 0xcc, 0xa2, 0xed, 0xff, 0xb7,
> + 0x00, 0x00, 0x00, },
> + { MCS_AIDCTL, 0x05, 0x95 },
> + }, {
> + /* 7 nits */
> + { MCS_GAMMACTL,
> + 0x00, 0x98, 0x00, 0xa4, 0x00, 0x95,
> + 0x88, 0x89, 0x8b, 0x87, 0x87, 0x89,
> + 0x8c, 0x8a, 0x8c, 0x85, 0x88, 0x8c,
> + 0x8b, 0x8c, 0x8e, 0xa2, 0xa2, 0x99,
> + 0xc8, 0xc4, 0x9d, 0xed, 0xff, 0xb7,
> + 0x00, 0x00, 0x00, },
> + { MCS_AIDCTL, 0x05, 0x89 },
> + }, {
> + /* 8 nits */
> + { MCS_GAMMACTL,
> + 0x00, 0x98, 0x00, 0xa4, 0x00, 0x96,
> + 0x88, 0x89, 0x8a, 0x87, 0x87, 0x89,
> + 0x8a, 0x88, 0x8b, 0x83, 0x86, 0x8b,
> + 0x8c, 0x8b, 0x8d, 0x9d, 0x9f, 0x97,
> + 0xc7, 0xc3, 0x9c, 0xf5, 0xff, 0xbb,
> + 0x00, 0x00, 0x00, },
> + { MCS_AIDCTL, 0x05, 0x7e },
> + }, {
> + /* 9 nits */
> + { MCS_GAMMACTL,
> + 0x00, 0x98, 0x00, 0xa4, 0x00, 0x96,
> + 0x88, 0x89, 0x8a, 0x87, 0x87, 0x89,
> + 0x89, 0x86, 0x8a, 0x82, 0x84, 0x88,
> + 0x90, 0x8f, 0x91, 0x95, 0x97, 0x94,
> + 0xc6, 0xc2, 0x9d, 0xf5, 0xff, 0xbb,
> + 0x00, 0x00, 0x00, },
> + { MCS_AIDCTL, 0x05, 0x73 },
> + }, {
> + /* 10 nits */
> + { MCS_GAMMACTL,
> + 0x00, 0x98, 0x00, 0xa4, 0x00, 0x96,
> + 0x88, 0x89, 0x8a, 0x87, 0x87, 0x89,
> + 0x89, 0x86, 0x8a, 0x82, 0x84, 0x88,
> + 0x90, 0x8f, 0x91, 0x94, 0x97, 0x93,
> + 0xc6, 0xc2, 0x9e, 0xec, 0xff, 0xb7,
> + 0x00, 0x00, 0x00, },
> + { MCS_AIDCTL, 0x05, 0x67 },
> + }, {
> + /* 11 nits */
> + { MCS_GAMMACTL,
> + 0x00, 0x98, 0x00, 0xa4, 0x00, 0x96,
> + 0x88, 0x89, 0x8a, 0x87, 0x87, 0x89,
> + 0x89, 0x86, 0x8a, 0x82, 0x84, 0x88,
> + 0x8b, 0x8b, 0x8d, 0x90, 0x93, 0x92,
> + 0xc5, 0xc1, 0x9c, 0xf5, 0xff, 0xbb,
> + 0x00, 0x00, 0x00, },
> + { MCS_AIDCTL, 0x05, 0x56 },
> + }, {
> + /* 12 nits */
> + { MCS_GAMMACTL,
> + 0x00, 0x98, 0x00, 0xa4, 0x00, 0x96,
> + 0x88, 0x89, 0x8b, 0x87, 0x87, 0x89,
> + 0x89, 0x86, 0x89, 0x82, 0x84, 0x88,
> + 0x87, 0x86, 0x8a, 0x8c, 0x90, 0x8f,
> + 0xcd, 0xc9, 0xa1, 0xec, 0xff, 0xb7,
> + 0x00, 0x00, 0x00, },
> + { MCS_AIDCTL, 0x05, 0x4a },
> + }, {
> + /* 13 nits */
> + { MCS_GAMMACTL,
> + 0x00, 0x98, 0x00, 0xa4, 0x00, 0x96,
> + 0x88, 0x89, 0x8b, 0x87, 0x87, 0x89,
> + 0x89, 0x86, 0x89, 0x82, 0x84, 0x88,
> + 0x87, 0x86, 0x8a, 0x8c, 0x90, 0x8e,
> + 0xc4, 0xbf, 0x9c, 0xf5, 0xff, 0xbb,
> + 0x00, 0x00, 0x00, },
> + { MCS_AIDCTL, 0x05, 0x3b },
> + }, {
> + /* 14 nits */
> + { MCS_GAMMACTL,
> + 0x00, 0x98, 0x00, 0xa4, 0x00, 0x96,
> + 0x88, 0x89, 0x8b, 0x87, 0x87, 0x89,
> + 0x89, 0x86, 0x89, 0x82, 0x84, 0x88,
> + 0x87, 0x86, 0x89, 0x8c, 0x90, 0x8f,
> + 0xc2, 0xbf, 0x9c, 0xec, 0xff, 0xb7,
> + 0x00, 0x00, 0x00, },
> + { MCS_AIDCTL, 0x05, 0x35 },
> + }, {
> + /* 15 nits */
> + { MCS_GAMMACTL,
> + 0x00, 0x98, 0x00, 0xa4, 0x00, 0x96,
> + 0x88, 0x89, 0x8b, 0x87, 0x87, 0x89,
> + 0x89, 0x86, 0x89, 0x82, 0x84, 0x88,
> + 0x87, 0x86, 0x89, 0x8c, 0x90, 0x8f,
> + 0xb7, 0xb6, 0x96, 0xec, 0xff, 0xb7,
> + 0x00, 0x00, 0x00, },
> + { MCS_AIDCTL, 0x05, 0x25 },
> + }, {
> + /* 16 nits */
> + { MCS_GAMMACTL,
> + 0x00, 0x98, 0x00, 0xa4, 0x00, 0x96,
> + 0x88, 0x89, 0x8b, 0x87, 0x87, 0x89,
> + 0x89, 0x86, 0x89, 0x82, 0x84, 0x88,
> + 0x88, 0x86, 0x89, 0x8c, 0x90, 0x8f,
> + 0xb7, 0xb6, 0x96, 0xec, 0xff, 0xb7,
> + 0x00, 0x00, 0x00, },
> + { MCS_AIDCTL, 0x05, 0x20 },
> + }, {
> + /* 17 nits */
> + { MCS_GAMMACTL,
> + 0x00, 0x98, 0x00, 0xa4, 0x00, 0x96,
> + 0x88, 0x89, 0x8b, 0x87, 0x87, 0x89,
> + 0x89, 0x86, 0x89, 0x7f, 0x80, 0x86,
> + 0x86, 0x85, 0x89, 0x88, 0x8c, 0x8e,
> + 0xbf, 0xbe, 0x9c, 0xec, 0xff, 0xb7,
> + 0x00, 0x00, 0x00, },
> + { MCS_AIDCTL, 0x05, 0x11 },
> + }, {
> + /* 19 nits */
> + { MCS_GAMMACTL,
> + 0x00, 0x98, 0x00, 0xa4, 0x00, 0x96,
> + 0x88, 0x89, 0x8b, 0x87, 0x87, 0x89,
> + 0x89, 0x86, 0x89, 0x7f, 0x80, 0x86,
> + 0x87, 0x85, 0x89, 0x88, 0x8c, 0x8e,
> + 0xb3, 0xb4, 0x97, 0xeb, 0xff, 0xb7,
> + 0x00, 0x00, 0x00, },
> + { MCS_AIDCTL, 0x04, 0xf2 },
> + }, {
> + /* 20 nits */
> + { MCS_GAMMACTL,
> + 0x00, 0x98, 0x00, 0xa4, 0x00, 0x95,
> + 0x88, 0x89, 0x8b, 0x87, 0x87, 0x89,
> + 0x89, 0x86, 0x89, 0x7f, 0x80, 0x86,
> + 0x87, 0x85, 0x89, 0x89, 0x8c, 0x8e,
> + 0xb3, 0xb4, 0x97, 0xeb, 0xff, 0xb7,
> + 0x00, 0x00, 0x00, },
> + { MCS_AIDCTL, 0x04, 0xe4 },
> + }, {
> + /* 21 nits */
> + { MCS_GAMMACTL,
> + 0x00, 0x98, 0x00, 0xa4, 0x00, 0x96,
> + 0x88, 0x89, 0x8b, 0x87, 0x87, 0x89,
> + 0x8a, 0x88, 0x8b, 0x7d, 0x7e, 0x84,
> + 0x8c, 0x8a, 0x8c, 0x8e, 0x90, 0x8f,
> + 0xb6, 0xb6, 0x97, 0xe3, 0xff, 0xb3,
> + 0x00, 0x00, 0x00, },
> + { MCS_AIDCTL, 0x04, 0xd5 },
> + }, {
> + /* 22 nits */
> + { MCS_GAMMACTL,
> + 0x00, 0x98, 0x00, 0xa4, 0x00, 0x97,
> + 0x88, 0x89, 0x8b, 0x87, 0x87, 0x89,
> + 0x8a, 0x88, 0x8b, 0x81, 0x82, 0x86,
> + 0x87, 0x86, 0x88, 0x8e, 0x90, 0x8f,
> + 0xb6, 0xb6, 0x95, 0xe3, 0xff, 0xb3,
> + 0x00, 0x00, 0x00, },
> + { MCS_AIDCTL, 0x04, 0xc5 },
> + }, {
> + /* 24 nits */
> + { MCS_GAMMACTL,
> + 0x00, 0x98, 0x00, 0xa4, 0x00, 0x97,
> + 0x88, 0x89, 0x8b, 0x88, 0x88, 0x8a,
> + 0x8a, 0x87, 0x8a, 0x81, 0x82, 0x86,
> + 0x87, 0x86, 0x88, 0x8e, 0x90, 0x8f,
> + 0xb6, 0xb6, 0x94, 0xe3, 0xff, 0xb3,
> + 0x00, 0x00, 0x00, },
> + { MCS_AIDCTL, 0x04, 0xa7 },
> + }, {
> + /* 25 nits */
> + { MCS_GAMMACTL,
> + 0x00, 0x98, 0x00, 0xa4, 0x00, 0x98,
> + 0x88, 0x89, 0x8b, 0x88, 0x88, 0x8a,
> + 0x8a, 0x87, 0x8a, 0x81, 0x82, 0x86,
> + 0x87, 0x86, 0x87, 0x8e, 0x90, 0x8f,
> + 0xbf, 0xbf, 0x9a, 0xda, 0xfa, 0xaf,
> + 0x00, 0x00, 0x00, },
> + { MCS_AIDCTL, 0x04, 0x95 },
> + }, {
> + /* 27 nits */
> + { MCS_GAMMACTL,
> + 0x00, 0x98, 0x00, 0xa4, 0x00, 0x99,
> + 0x88, 0x89, 0x8b, 0x88, 0x88, 0x8a,
> + 0x8a, 0x87, 0x8a, 0x83, 0x86, 0x8a,
> + 0x88, 0x87, 0x87, 0x88, 0x8b, 0x8c,
> + 0xbf, 0xbf, 0x9a, 0xda, 0xfa, 0xaf,
> + 0x00, 0x00, 0x00, },
> + { MCS_AIDCTL, 0x04, 0x76 },
> + }, {
> + /* 29 nits */
> + { MCS_GAMMACTL,
> + 0x00, 0x98, 0x00, 0xa4, 0x00, 0x99,
> + 0x88, 0x89, 0x8b, 0x88, 0x88, 0x8a,
> + 0x8a, 0x87, 0x8b, 0x83, 0x86, 0x89,
> + 0x88, 0x87, 0x88, 0x88, 0x8b, 0x8b,
> + 0xbf, 0xbf, 0x9a, 0xda, 0xfa, 0xaf,
> + 0x00, 0x00, 0x00, },
> + { MCS_AIDCTL, 0x04, 0x54 },
> + }, {
> + /* 30 nits */
> + { MCS_GAMMACTL,
> + 0x00, 0x98, 0x00, 0xa4, 0x00, 0x9a,
> + 0x88, 0x89, 0x8b, 0x88, 0x88, 0x8a,
> + 0x8a, 0x87, 0x8a, 0x84, 0x86, 0x8a,
> + 0x87, 0x87, 0x87, 0x88, 0x8b, 0x8b,
> + 0xbf, 0xbf, 0x99, 0xda, 0xfa, 0xaf,
> + 0x00, 0x00, 0x00, },
> + { MCS_AIDCTL, 0x04, 0x44 },
> + }, {
> + /* 32 nits */
> + { MCS_GAMMACTL,
> + 0x00, 0x98, 0x00, 0xa4, 0x00, 0x9a,
> + 0x89, 0x89, 0x8c, 0x88, 0x88, 0x8a,
> + 0x89, 0x87, 0x8a, 0x84, 0x86, 0x8a,
> + 0x87, 0x87, 0x87, 0x89, 0x8b, 0x8b,
> + 0xbf, 0xbf, 0x98, 0xd2, 0xf2, 0xac,
> + 0x00, 0x00, 0x00, },
> + { MCS_AIDCTL, 0x04, 0x1f },
> + }, {
> + /* 34 nits */
> + { MCS_GAMMACTL,
> + 0x00, 0x98, 0x00, 0xa4, 0x00, 0x9b,
> + 0x88, 0x89, 0x8b, 0x88, 0x88, 0x8a,
> + 0x8b, 0x87, 0x8b, 0x83, 0x86, 0x89,
> + 0x87, 0x87, 0x88, 0x88, 0x8b, 0x8a,
> + 0xbf, 0xbf, 0x98, 0xd2, 0xf2, 0xac,
> + 0x00, 0x00, 0x00, },
> + { MCS_AIDCTL, 0x03, 0xff },
> + }, {
> + /* 37 nits */
> + { MCS_GAMMACTL,
> + 0x00, 0x98, 0x00, 0xa4, 0x00, 0x9b,
> + 0x89, 0x89, 0x8c, 0x88, 0x88, 0x8a,
> + 0x8a, 0x87, 0x8a, 0x81, 0x82, 0x86,
> + 0x86, 0x86, 0x86, 0x8d, 0x90, 0x8d,
> + 0xc0, 0xbf, 0x9a, 0xd2, 0xf2, 0xac,
> + 0x00, 0x00, 0x00, },
> + { MCS_AIDCTL, 0x03, 0xd3 },
> + }, {
> + /* 39 nits */
> + { MCS_GAMMACTL,
> + 0x00, 0x98, 0x00, 0xa4, 0x00, 0x9b,
> + 0x89, 0x89, 0x8c, 0x88, 0x88, 0x8a,
> + 0x8a, 0x87, 0x8a, 0x81, 0x82, 0x86,
> + 0x87, 0x86, 0x87, 0x8d, 0x90, 0x8d,
> + 0xb6, 0xb6, 0x93, 0xda, 0xf9, 0xaf,
> + 0x00, 0x00, 0x00, },
> + { MCS_AIDCTL, 0x03, 0xb3 },
> + }, {
> + /* 41 nits */
> + { MCS_GAMMACTL,
> + 0x00, 0x98, 0x00, 0xa4, 0x00, 0x9b,
> + 0x89, 0x89, 0x8c, 0x88, 0x88, 0x8a,
> + 0x8a, 0x87, 0x8b, 0x81, 0x82, 0x85,
> + 0x87, 0x86, 0x87, 0x8d, 0x90, 0x8d,
> + 0xb6, 0xb6, 0x94, 0xda, 0xf9, 0xaf,
> + 0x00, 0x00, 0x00, },
> + { MCS_AIDCTL, 0x03, 0x93 },
> + }, {
> + /* 44 nits */
> + { MCS_GAMMACTL,
> + 0x00, 0x98, 0x00, 0xa4, 0x00, 0x9b,
> + 0x89, 0x89, 0x8c, 0x88, 0x88, 0x8a,
> + 0x8a, 0x87, 0x8b, 0x81, 0x82, 0x86,
> + 0x87, 0x86, 0x86, 0x85, 0x87, 0x8a,
> + 0xbe, 0xbe, 0x99, 0xda, 0xf9, 0xaf,
> + 0x00, 0x00, 0x00, },
> + { MCS_AIDCTL, 0x03, 0x66 },
> + }, {
> + /* 47 nits */
> + { MCS_GAMMACTL,
> + 0x00, 0x98, 0x00, 0xa4, 0x00, 0x9b,
> + 0x89, 0x89, 0x8c, 0x88, 0x88, 0x8a,
> + 0x8a, 0x87, 0x8b, 0x81, 0x82, 0x86,
> + 0x88, 0x86, 0x87, 0x84, 0x87, 0x89,
> + 0xb4, 0xb4, 0x94, 0xe2, 0xff, 0xb3,
> + 0x00, 0x00, 0x00, },
> + { MCS_AIDCTL, 0x03, 0x40 },
> + }, {
> + /* 50 nits */
> + { MCS_GAMMACTL,
> + 0x00, 0x98, 0x00, 0xa4, 0x00, 0x9c,
> + 0x89, 0x89, 0x8b, 0x88, 0x88, 0x8a,
> + 0x8a, 0x87, 0x8b, 0x81, 0x82, 0x86,
> + 0x88, 0x86, 0x87, 0x84, 0x87, 0x89,
> + 0xb4, 0xb4, 0x95, 0xe2, 0xff, 0xb3,
> + 0x00, 0x00, 0x00, },
> + { MCS_AIDCTL, 0x03, 0x0e },
> + }, {
> + /* 53 nits */
> + { MCS_GAMMACTL,
> + 0x00, 0x98, 0x00, 0xa4, 0x00, 0x9c,
> + 0x89, 0x89, 0x8b, 0x88, 0x88, 0x8a,
> + 0x8a, 0x87, 0x8b, 0x81, 0x82, 0x86,
> + 0x88, 0x86, 0x87, 0x85, 0x87, 0x8a,
> + 0xb4, 0xb4, 0x96, 0xe2, 0xff, 0xb3,
> + 0x00, 0x00, 0x00, },
> + { MCS_AIDCTL, 0x02, 0xe2 },
> + }, {
> + /* 56 nits */
> + { MCS_GAMMACTL,
> + 0x00, 0x98, 0x00, 0xa4, 0x00, 0x9c,
> + 0x89, 0x89, 0x8b, 0x88, 0x88, 0x8a,
> + 0x8a, 0x87, 0x8b, 0x81, 0x82, 0x86,
> + 0x88, 0x86, 0x87, 0x85, 0x87, 0x8a,
> + 0xab, 0xab, 0x90, 0xdd, 0xf7, 0xaf,
> + 0x00, 0x00, 0x00, },
> + { MCS_AIDCTL, 0x02, 0xb5 },
> + }, {
> + /* 60 nits */
> + { MCS_GAMMACTL,
> + 0x00, 0x98, 0x00, 0xa4, 0x00, 0x9c,
> + 0x89, 0x89, 0x8b, 0x88, 0x88, 0x8a,
> + 0x8a, 0x87, 0x8b, 0x82, 0x82, 0x87,
> + 0x83, 0x81, 0x84, 0x81, 0x84, 0x88,
> + 0xb3, 0xb3, 0x96, 0xcf, 0xe5, 0xa8,
> + 0x00, 0x00, 0x00, },
> + { MCS_AIDCTL, 0x02, 0x77 },
> + }, {
> + /* 64 nits */
> + { MCS_GAMMACTL,
> + 0x00, 0x98, 0x00, 0xa4, 0x00, 0x9c,
> + 0x89, 0x89, 0x8b, 0x88, 0x88, 0x8a,
> + 0x8a, 0x87, 0x8b, 0x82, 0x82, 0x87,
> + 0x83, 0x81, 0x84, 0x82, 0x84, 0x88,
> + 0xb2, 0xb3, 0x97, 0xcf, 0xe5, 0xa8,
> + 0x00, 0x00, 0x00, },
> + { MCS_AIDCTL, 0x02, 0x36 },
> + }, {
> + /* 68 nits */
> + { MCS_GAMMACTL,
> + 0x00, 0x9b, 0x00, 0xa6, 0x00, 0x9d,
> + 0x88, 0x88, 0x89, 0x89, 0x89, 0x8b,
> + 0x8a, 0x88, 0x8b, 0x7f, 0x80, 0x86,
> + 0x88, 0x86, 0x87, 0x7d, 0x7f, 0x85,
> + 0xb2, 0xb3, 0x97, 0xcf, 0xe5, 0xa8,
> + 0x00, 0x00, 0x00, },
> + { MCS_AIDCTL, 0x02, 0x15 },
> + }, {
> + /* 72 nits */
> + { MCS_GAMMACTL,
> + 0x00, 0x9c, 0x00, 0xa9, 0x00, 0xa0,
> + 0x88, 0x88, 0x89, 0x88, 0x88, 0x8a,
> + 0x8c, 0x8a, 0x8d, 0x7f, 0x81, 0x85,
> + 0x84, 0x82, 0x84, 0x85, 0x87, 0x8a,
> + 0xaa, 0xab, 0x93, 0xcf, 0xe5, 0xa8,
> + 0x00, 0x00, 0x00, },
> + { MCS_AIDCTL, 0x02, 0x15 },
> + }, {
> + /* 77 nits */
> + { MCS_GAMMACTL,
> + 0x00, 0xa1, 0x00, 0xad, 0x00, 0xa5,
> + 0x89, 0x89, 0x8a, 0x88, 0x87, 0x89,
> + 0x8c, 0x89, 0x8d, 0x7f, 0x81, 0x85,
> + 0x84, 0x83, 0x84, 0x81, 0x83, 0x86,
> + 0xaa, 0xab, 0x93, 0xc0, 0xd3, 0xa1,
> + 0x00, 0x00, 0x00, },
> + { MCS_AIDCTL, 0x02, 0x15 },
> + }, {
> + /* 82 nits */
> + { MCS_GAMMACTL,
> + 0x00, 0xa5, 0x00, 0xb0, 0x00, 0xa9,
> + 0x88, 0x89, 0x89, 0x85, 0x86, 0x89,
> + 0x8a, 0x88, 0x8b, 0x82, 0x82, 0x87,
> + 0x81, 0x80, 0x82, 0x89, 0x8b, 0x8b,
> + 0xa2, 0xa3, 0x8e, 0xc0, 0xd3, 0xa1,
> + 0x00, 0x00, 0x00, },
> + { MCS_AIDCTL, 0x02, 0x15 },
> + }, {
> + /* 87 nits */
> + { MCS_GAMMACTL,
> + 0x00, 0xab, 0x00, 0xb4, 0x00, 0xad,
> + 0x88, 0x89, 0x8a, 0x84, 0x86, 0x88,
> + 0x8a, 0x88, 0x8b, 0x7f, 0x7f, 0x84,
> + 0x86, 0x84, 0x85, 0x85, 0x86, 0x88,
> + 0xa2, 0xa3, 0x8f, 0xc0, 0xd3, 0xa1,
> + 0x00, 0x00, 0x00, },
> + { MCS_AIDCTL, 0x02, 0x15 },
> + }, {
> + /* 93 nits */
> + { MCS_GAMMACTL,
> + 0x00, 0xaf, 0x00, 0xb9, 0x00, 0xb1,
> + 0x88, 0x89, 0x8a, 0x84, 0x85, 0x87,
> + 0x8a, 0x89, 0x8b, 0x7e, 0x7e, 0x83,
> + 0x87, 0x86, 0x86, 0x88, 0x8a, 0x89,
> + 0x9c, 0x9c, 0x8b, 0xc0, 0xd3, 0xa1,
> + 0x00, 0x00, 0x00, },
> + { MCS_AIDCTL, 0x02, 0x15 },
> + }, {
> + /* 98 nits */
> + { MCS_GAMMACTL,
> + 0x00, 0xb3, 0x00, 0xbc, 0x00, 0xb5,
> + 0x88, 0x88, 0x88, 0x84, 0x84, 0x86,
> + 0x8a, 0x88, 0x8a, 0x7f, 0x7f, 0x84,
> + 0x84, 0x83, 0x84, 0x88, 0x8a, 0x89,
> + 0x9c, 0x9c, 0x8b, 0xc0, 0xd3, 0xa1,
> + 0x00, 0x00, 0x00, },
> + { MCS_AIDCTL, 0x02, 0x15 },
> + }, {
> + /* 105 nits */
> + { MCS_GAMMACTL,
> + 0x00, 0xb7, 0x00, 0xc0, 0x00, 0xba,
> + 0x87, 0x87, 0x88, 0x85, 0x85, 0x87,
> + 0x89, 0x88, 0x89, 0x7f, 0x7f, 0x83,
> + 0x81, 0x80, 0x82, 0x88, 0x8a, 0x89,
> + 0x9c, 0x9c, 0x8c, 0xb2, 0xc2, 0x9a,
> + 0x00, 0x00, 0x00, },
> + { MCS_AIDCTL, 0x02, 0x15 },
> + }, {
> + /* 111 nits */
> + { MCS_GAMMACTL,
> + 0x00, 0xbb, 0x00, 0xc3, 0x00, 0xbe,
> + 0x87, 0x87, 0x88, 0x85, 0x85, 0x88,
> + 0x88, 0x87, 0x89, 0x80, 0x80, 0x84,
> + 0x81, 0x81, 0x82, 0x85, 0x86, 0x87,
> + 0x9c, 0x9c, 0x8b, 0xb2, 0xc2, 0x9a,
> + 0x00, 0x00, 0x00, },
> + { MCS_AIDCTL, 0x02, 0x15 },
> + }, {
> + /* 119 nits */
> + { MCS_GAMMACTL,
> + 0x00, 0xc0, 0x00, 0xc8, 0x00, 0xc4,
> + 0x87, 0x87, 0x88, 0x82, 0x84, 0x86,
> + 0x87, 0x85, 0x87, 0x82, 0x81, 0x84,
> + 0x83, 0x82, 0x83, 0x80, 0x81, 0x84,
> + 0x9c, 0x9c, 0x8c, 0xb2, 0xc2, 0x9a,
> + 0x00, 0x00, 0x00, },
> + { MCS_AIDCTL, 0x02, 0x14 },
> + }, {
> + /* 126 nits */
> + { MCS_GAMMACTL,
> + 0x00, 0xc0, 0x00, 0xc8, 0x00, 0xc4,
> + 0x87, 0x87, 0x88, 0x82, 0x84, 0x86,
> + 0x87, 0x85, 0x87, 0x82, 0x81, 0x84,
> + 0x83, 0x82, 0x83, 0x80, 0x81, 0x84,
> + 0x9c, 0x9c, 0x8d, 0xb2, 0xc2, 0x9a,
> + 0x00, 0x00, 0x00, },
> + { MCS_AIDCTL, 0x01, 0xde },
> + }, {
> + /* 134 nits */
> + { MCS_GAMMACTL,
> + 0x00, 0xc0, 0x00, 0xc8, 0x00, 0xc4,
> + 0x87, 0x87, 0x88, 0x82, 0x84, 0x86,
> + 0x87, 0x85, 0x87, 0x82, 0x81, 0x84,
> + 0x83, 0x82, 0x83, 0x80, 0x81, 0x84,
> + 0x9c, 0x9c, 0x8d, 0xa4, 0xb0, 0x92,
> + 0x00, 0x00, 0x00, },
> + { MCS_AIDCTL, 0x01, 0x94 },
> + }, {
> + /* 143 nits */
> + { MCS_GAMMACTL,
> + 0x00, 0xc0, 0x00, 0xc8, 0x00, 0xc3,
> + 0x87, 0x87, 0x88, 0x82, 0x84, 0x86,
> + 0x87, 0x85, 0x87, 0x82, 0x81, 0x85,
> + 0x83, 0x82, 0x83, 0x80, 0x81, 0x84,
> + 0x92, 0x92, 0x89, 0xab, 0xb6, 0x96,
> + 0x00, 0x00, 0x00, },
> + { MCS_AIDCTL, 0x01, 0x46 },
> + }, {
> + /* 152 nits */
> + { MCS_GAMMACTL,
> + 0x00, 0xc0, 0x00, 0xc8, 0x00, 0xc3,
> + 0x87, 0x87, 0x88, 0x83, 0x84, 0x86,
> + 0x87, 0x85, 0x87, 0x81, 0x81, 0x85,
> + 0x84, 0x82, 0x83, 0x80, 0x81, 0x83,
> + 0x92, 0x92, 0x8b, 0xab, 0xb6, 0x96,
> + 0x00, 0x00, 0x00, },
> + { MCS_AIDCTL, 0x00, 0xfa },
> + }, {
> + /* 162 nits */
> + { MCS_GAMMACTL,
> + 0x00, 0xc0, 0x00, 0xc8, 0x00, 0xc3,
> + 0x87, 0x87, 0x88, 0x83, 0x84, 0x86,
> + 0x87, 0x85, 0x87, 0x81, 0x81, 0x84,
> + 0x84, 0x82, 0x84, 0x80, 0x81, 0x83,
> + 0x92, 0x92, 0x8b, 0x9d, 0xa4, 0x8e,
> + 0x00, 0x00, 0x00, },
> + { MCS_AIDCTL, 0x00, 0xac },
> + }, {
> + /* 172 nits */
> + { MCS_GAMMACTL,
> + 0x00, 0xc0, 0x00, 0xc8, 0x00, 0xc3,
> + 0x87, 0x87, 0x88, 0x83, 0x84, 0x86,
> + 0x87, 0x85, 0x87, 0x81, 0x81, 0x84,
> + 0x84, 0x82, 0x83, 0x80, 0x81, 0x84,
> + 0x93, 0x92, 0x8c, 0x9d, 0xa4, 0x8e,
> + 0x00, 0x00, 0x00, },
> + { MCS_AIDCTL, 0x00, 0x57 },
> + }, {
> + /* 183 nits */
> + { MCS_GAMMACTL,
> + 0x00, 0xc2, 0x00, 0xca, 0x00, 0xc5,
> + 0x86, 0x86, 0x87, 0x85, 0x84, 0x87,
> + 0x87, 0x86, 0x88, 0x7e, 0x80, 0x83,
> + 0x84, 0x82, 0x83, 0x80, 0x81, 0x83,
> + 0x93, 0x92, 0x8c, 0x9d, 0xa4, 0x8e,
> + 0x00, 0x00, 0x00, },
> + { MCS_AIDCTL, 0x00, 0x10 },
> + }, {
> + /* 195 nits */
> + { MCS_GAMMACTL,
> + 0x00, 0xc7, 0x00, 0xce, 0x00, 0xc9,
> + 0x86, 0x87, 0x86, 0x83, 0x83, 0x85,
> + 0x85, 0x84, 0x86, 0x82, 0x82, 0x85,
> + 0x80, 0x80, 0x81, 0x81, 0x81, 0x84,
> + 0x93, 0x92, 0x8c, 0x9d, 0xa4, 0x8e,
> + 0x00, 0x00, 0x00, },
> + { MCS_AIDCTL, 0x00, 0x10 },
> + }, {
> + /* 207 nits */
> + { MCS_GAMMACTL,
> + 0x00, 0xcc, 0x00, 0xd2, 0x00, 0xce,
> + 0x86, 0x86, 0x87, 0x81, 0x83, 0x84,
> + 0x84, 0x82, 0x84, 0x83, 0x83, 0x85,
> + 0x81, 0x81, 0x82, 0x7c, 0x7d, 0x81,
> + 0x93, 0x92, 0x8c, 0x9d, 0xa4, 0x8e,
> + 0x00, 0x00, 0x00, },
> + { MCS_AIDCTL, 0x00, 0x10 },
> + }, {
> + /* 220 nits */
> + { MCS_GAMMACTL,
> + 0x00, 0xd1, 0x00, 0xd6, 0x00, 0xd3,
> + 0x86, 0x86, 0x86, 0x81, 0x83, 0x84,
> + 0x84, 0x82, 0x84, 0x80, 0x80, 0x83,
> + 0x81, 0x81, 0x82, 0x7c, 0x7d, 0x81,
> + 0x93, 0x92, 0x8c, 0x9d, 0xa4, 0x8e,
> + 0x00, 0x00, 0x00, },
> + { MCS_AIDCTL, 0x00, 0x10 },
> + }, {
> + /* 234 nits */
> + { MCS_GAMMACTL,
> + 0x00, 0xd6, 0x00, 0xdb, 0x00, 0xd8,
> + 0x85, 0x85, 0x85, 0x81, 0x83, 0x84,
> + 0x83, 0x82, 0x83, 0x80, 0x80, 0x82,
> + 0x84, 0x82, 0x83, 0x79, 0x79, 0x7e,
> + 0x93, 0x92, 0x8d, 0x9d, 0xa4, 0x8e,
> + 0x00, 0x00, 0x00, },
> + { MCS_AIDCTL, 0x00, 0x10 },
> + }, {
> + /* 249 nits */
> + { MCS_GAMMACTL,
> + 0x00, 0xdc, 0x00, 0xe0, 0x00, 0xdd,
> + 0x84, 0x84, 0x84, 0x81, 0x82, 0x83,
> + 0x84, 0x82, 0x84, 0x7f, 0x7f, 0x82,
> + 0x81, 0x80, 0x81, 0x80, 0x81, 0x82,
> + 0x8c, 0x8c, 0x86, 0x9d, 0xa4, 0x8e,
> + 0x00, 0x00, 0x00, },
> + { MCS_AIDCTL, 0x00, 0x10 },
> + }, {
> + /* 265 nits */
> + { MCS_GAMMACTL,
> + 0x00, 0xe2, 0x00, 0xe5, 0x00, 0xe3,
> + 0x83, 0x83, 0x83, 0x81, 0x82, 0x83,
> + 0x82, 0x82, 0x83, 0x82, 0x81, 0x83,
> + 0x7f, 0x7e, 0x80, 0x7c, 0x7d, 0x80,
> + 0x8c, 0x8c, 0x86, 0x8e, 0x92, 0x87,
> + 0x00, 0x00, 0x00, },
> + { MCS_AIDCTL, 0x00, 0x10 },
> + }, {
> + /* 282 nits */
> + { MCS_GAMMACTL,
> + 0x00, 0xe8, 0x00, 0xea, 0x00, 0xe9,
> + 0x83, 0x83, 0x83, 0x80, 0x82, 0x82,
> + 0x81, 0x82, 0x82, 0x82, 0x81, 0x82,
> + 0x81, 0x80, 0x81, 0x80, 0x80, 0x81,
> + 0x85, 0x85, 0x83, 0x8e, 0x92, 0x87,
> + 0x00, 0x00, 0x00, },
> + { MCS_AIDCTL, 0x00, 0x10 },
> + }, {
> + /* 300 nits */
> + { MCS_GAMMACTL,
> + 0x00, 0xed, 0x00, 0xef, 0x00, 0xed,
> + 0x81, 0x82, 0x81, 0x81, 0x81, 0x82,
> + 0x82, 0x82, 0x83, 0x80, 0x80, 0x81,
> + 0x81, 0x81, 0x82, 0x83, 0x83, 0x83,
> + 0x80, 0x80, 0x7f, 0x8e, 0x92, 0x87,
> + 0x00, 0x00, 0x00, },
> + { MCS_AIDCTL, 0x00, 0x10 },
> + }, {
> + /* 316 nits */
> + { MCS_GAMMACTL,
> + 0x00, 0xf3, 0x00, 0xf4, 0x00, 0xf3,
> + 0x80, 0x81, 0x80, 0x81, 0x81, 0x81,
> + 0x82, 0x82, 0x82, 0x81, 0x80, 0x81,
> + 0x82, 0x82, 0x83, 0x80, 0x80, 0x80,
> + 0x80, 0x80, 0x7f, 0x80, 0x80, 0x80,
> + 0x00, 0x00, 0x00, },
> + { MCS_AIDCTL, 0x00, 0x10 },
> + }, {
> + /* 333 nits */
> + { MCS_GAMMACTL,
> + 0x00, 0xf8, 0x00, 0xf8, 0x00, 0xf8,
> + 0x80, 0x81, 0x80, 0x81, 0x80, 0x81,
> + 0x81, 0x82, 0x82, 0x81, 0x80, 0x81,
> + 0x83, 0x83, 0x83, 0x7e, 0x7d, 0x7e,
> + 0x80, 0x80, 0x7f, 0x80, 0x80, 0x80,
> + 0x00, 0x00, 0x00, },
> + { MCS_AIDCTL, 0x00, 0x10 },
> + }, {
> + /* 360 nits */
> + { MCS_GAMMACTL,
> + 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, },
> + { MCS_AIDCTL, 0x00, 0x10 },
> + }, {
> + /* 378 nits */
> + { MCS_GAMMACTL,
> + 0x01, 0x04, 0x01, 0x03, 0x01, 0x04,
> + 0x7f, 0x7f, 0x80, 0x7f, 0x7f, 0x7f,
> + 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f,
> + 0x80, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f,
> + 0x80, 0x80, 0x7f, 0x7f, 0x7f, 0x7f,
> + 0x00, 0x00, 0x00, },
> + { MCS_AIDCTL, 0x00, 0x10 },
> + }, {
> + /* 395 nits */
> + { MCS_GAMMACTL,
> + 0x01, 0x09, 0x01, 0x07, 0x01, 0x08,
> + 0x7e, 0x7f, 0x80, 0x7f, 0x7f, 0x7f,
> + 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f,
> + 0x80, 0x7f, 0x7f, 0x7e, 0x7e, 0x7e,
> + 0x80, 0x80, 0x7f, 0x7e, 0x7e, 0x7f,
> + 0x00, 0x00, 0x00, },
> + { MCS_AIDCTL, 0x00, 0x10 },
> + }, {
> + /* 413 nits */
> + { MCS_GAMMACTL,
> + 0x01, 0x0e, 0x01, 0x0b, 0x01, 0x0c,
> + 0x7e, 0x7f, 0x80, 0x7e, 0x7e, 0x7e,
> + 0x7e, 0x7e, 0x7e, 0x7f, 0x7f, 0x7f,
> + 0x80, 0x7f, 0x7f, 0x7d, 0x7d, 0x7d,
> + 0x80, 0x80, 0x7f, 0x7d, 0x7e, 0x7e,
> + 0x00, 0x00, 0x00, },
> + { MCS_AIDCTL, 0x00, 0x10 },
> + }, {
> + /* 430 nits */
> + { MCS_GAMMACTL,
> + 0x01, 0x13, 0x01, 0x0f, 0x01, 0x10,
> + 0x7d, 0x7f, 0x80, 0x7e, 0x7e, 0x7e,
> + 0x7e, 0x7e, 0x7e, 0x7f, 0x7f, 0x7f,
> + 0x80, 0x7f, 0x7f, 0x7d, 0x7d, 0x7d,
> + 0x80, 0x80, 0x7f, 0x7c, 0x7d, 0x7e,
> + 0x00, 0x00, 0x00, },
> + { MCS_AIDCTL, 0x00, 0x10 },
> + }, {
> + /* 448 nits */
> + { MCS_GAMMACTL,
> + 0x01, 0x18, 0x01, 0x13, 0x01, 0x14,
> + 0x7c, 0x7e, 0x80, 0x7e, 0x7e, 0x7e,
> + 0x7e, 0x7e, 0x7d, 0x7e, 0x7f, 0x7e,
> + 0x80, 0x7f, 0x7f, 0x7c, 0x7c, 0x7c,
> + 0x80, 0x80, 0x7e, 0x7b, 0x7c, 0x7d,
> + 0x00, 0x00, 0x00, },
> + { MCS_AIDCTL, 0x00, 0x10 },
> + }, {
> + /* 465 nits */
> + { MCS_GAMMACTL,
> + 0x01, 0x1d, 0x01, 0x17, 0x01, 0x18,
> + 0x7c, 0x7e, 0x80, 0x7d, 0x7d, 0x7d,
> + 0x7d, 0x7d, 0x7d, 0x7e, 0x7f, 0x7e,
> + 0x80, 0x7f, 0x7f, 0x7b, 0x7b, 0x7b,
> + 0x80, 0x80, 0x7e, 0x7a, 0x7c, 0x7d,
> + 0x00, 0x00, 0x00, },
> + { MCS_AIDCTL, 0x00, 0x10 },
> + }, {
> + /* 483 nits */
> + { MCS_GAMMACTL,
> + 0x01, 0x22, 0x01, 0x1b, 0x01, 0x1c,
> + 0x7b, 0x7e, 0x80, 0x7d, 0x7d, 0x7d,
> + 0x7d, 0x7d, 0x7c, 0x7e, 0x7f, 0x7e,
> + 0x80, 0x7f, 0x7f, 0x7a, 0x7a, 0x7a,
> + 0x80, 0x80, 0x7e, 0x79, 0x7b, 0x7c,
> + 0x00, 0x00, 0x00, },
> + { MCS_AIDCTL, 0x00, 0x10 },
> + }, {
> + /* 500 nits */
> + { MCS_GAMMACTL,
> + 0x01, 0x27, 0x01, 0x1f, 0x01, 0x20,
> + 0x7b, 0x7e, 0x80, 0x7d, 0x7d, 0x7d,
> + 0x7d, 0x7d, 0x7c, 0x7e, 0x7f, 0x7e,
> + 0x80, 0x7f, 0x7f, 0x7a, 0x7a, 0x7a,
> + 0x81, 0x80, 0x7e, 0x79, 0x7b, 0x7c,
> + 0x00, 0x00, 0x00, },
> + { MCS_AIDCTL, 0x00, 0x10 },
> + },
> +};
> +
> +struct s6e8aa5x01_ams561ra01_ctx {
> + struct drm_panel panel;
> + struct mipi_dsi_device *dsi;
> + struct backlight_device *bl;
> + struct gpio_desc *reset_gpio;
> + struct regulator_bulk_data *supplies;
> + u32 nr_supplies;
> +};
> +
> +static const struct regulator_bulk_data s6e8aa5x01_ams561ra01_supplies[] = {
> + { .supply = "vdd" },
> + { .supply = "vci" },
> +};
> +
> +static inline struct s6e8aa5x01_ams561ra01_ctx *to_ctx(struct drm_panel *panel)
> +{
> + return container_of(panel, struct s6e8aa5x01_ams561ra01_ctx, panel);
> +}
> +
> +static int s6e8aa5x01_ams561ra01_update_status(struct backlight_device *bl)
> +{
> + struct s6e8aa5x01_ams561ra01_ctx *ctx = bl_get_data(bl);
> + struct mipi_dsi_multi_context dsi = { .dsi = ctx->dsi };
> + u16 lvl = backlight_get_brightness(bl);
> +
> + if (!ctx->panel.enabled)
> + return 0;
> +
> + mipi_dsi_dcs_write_seq_multi(&dsi, MCS_ACCESSPROT, 0x5a, 0x5a);
> +
> + mipi_dsi_dcs_write_buffer_multi(&dsi,
> + s6e8aa5x01_ams561ra01_cmds[lvl].gamma,
> + GAMMA_CMD_LEN);
> + mipi_dsi_dcs_write_buffer_multi(&dsi,
> + s6e8aa5x01_ams561ra01_cmds[lvl].aid,
> + AID_CMD_LEN);
> + mipi_dsi_dcs_write_seq_multi(&dsi, MCS_GAMMAUPD, 0x03);
> +
> + mipi_dsi_dcs_write_seq_multi(&dsi, MCS_ACCESSPROT, 0xa5, 0xa5);
> +
> + return dsi.accum_err;
> +}
> +
> +static int s6e8aa5x01_ams561ra01_prepare(struct drm_panel *panel)
> +{
> + struct s6e8aa5x01_ams561ra01_ctx *ctx = to_ctx(panel);
> + struct device *dev = &ctx->dsi->dev;
> + int ret;
> +
> + ret = regulator_bulk_enable(ctx->nr_supplies, ctx->supplies);
> + if (ret < 0) {
> + dev_err(dev, "failed to enable regulators: %d\n", ret);
> + return ret;
> + }
> +
> + gpiod_set_value_cansleep(ctx->reset_gpio, 0);
> + usleep_range(5000, 6000);
> + gpiod_set_value_cansleep(ctx->reset_gpio, 1);
> + usleep_range(5000, 6000);
> + gpiod_set_value_cansleep(ctx->reset_gpio, 0);
> + usleep_range(10000, 11000);
> +
> + return 0;
> +}
> +
> +static int s6e8aa5x01_ams561ra01_unprepare(struct drm_panel *panel)
> +{
> + struct s6e8aa5x01_ams561ra01_ctx *ctx = to_ctx(panel);
> +
> + gpiod_set_value_cansleep(ctx->reset_gpio, 1);
> + usleep_range(5000, 6000);
> +
> + regulator_bulk_disable(ctx->nr_supplies, ctx->supplies);
> +
> + return 0;
> +}
> +
> +static int s6e8aa5x01_ams561ra01_enable(struct drm_panel *panel)
> +{
> + struct s6e8aa5x01_ams561ra01_ctx *ctx = to_ctx(panel);
> + struct mipi_dsi_multi_context dsi = { .dsi = ctx->dsi };
> +
> + mipi_dsi_dcs_exit_sleep_mode_multi(&dsi);
> + mipi_dsi_msleep(&dsi, 100);
> +
> + mipi_dsi_dcs_write_seq_multi(&dsi, MCS_ACCESSPROT, 0x5a, 0x5a);
> +
> + mipi_dsi_dcs_write_seq_multi(&dsi, MCS_PENTILE, 0xd8, 0xd8, 0x00);
> + mipi_dsi_dcs_write_seq_multi(&dsi, MCS_PCD, 0x5c);
> + mipi_dsi_dcs_write_seq_multi(&dsi, MCS_ERRFLAG, 0xed, 0xc7, 0x23, 0x67);
> + mipi_dsi_dcs_write_seq_multi(&dsi, MCS_DISPCTL, 0x0c, 0x0c, 0xb9, 0x01);
> + mipi_dsi_dcs_write_seq_multi(&dsi, MCS_LTPSCTL,
> + 0x00, 0x45, 0x10, 0x10, 0x08, 0x32, 0x54, 0x00,
> + 0x00, 0x00, 0x00, 0x07, 0x06, 0x00, 0x00, 0x00,
> + 0x00, 0x00, 0x48, 0x5e, 0x00, 0x00, 0x00, 0x00,
> + 0x00, 0x03, 0x00, 0x00, 0x00, 0xad, 0x00, 0x00,
> + 0x08, 0x05, 0x2a, 0x54, 0x03, 0xcc, 0x00, 0xff,
> + 0xfb, 0x03, 0x0d, 0x00, 0x11, 0x0f, 0x02, 0x03,
> + 0x0b, 0x0c, 0x13, 0x13, 0x13, 0x13, 0x13, 0x13,
> + 0x13, 0x13, 0x13, 0x13, 0x00, 0x02, 0x03, 0x0b,
> + 0x0c, 0x13, 0x13, 0x13, 0x13, 0x13, 0x13, 0x13,
> + 0x13, 0x13);
> +
> + mipi_dsi_dcs_write_seq_multi(&dsi, MCS_ACCESSPROT, 0xa5, 0xa5);
> +
> + mipi_dsi_dcs_set_display_on_multi(&dsi);
> +
> + return dsi.accum_err;
> +}
> +
> +static int s6e8aa5x01_ams561ra01_disable(struct drm_panel *panel)
> +{
> + struct s6e8aa5x01_ams561ra01_ctx *ctx = to_ctx(panel);
> + struct mipi_dsi_multi_context dsi = { .dsi = ctx->dsi };
> +
> + mipi_dsi_dcs_set_display_off_multi(&dsi);
> + mipi_dsi_msleep(&dsi, 100);
> +
> + mipi_dsi_dcs_enter_sleep_mode_multi(&dsi);
> + mipi_dsi_msleep(&dsi, 150);
> +
> + return dsi.accum_err;
> +}
> +
> +static const struct drm_display_mode s6e8aa5x01_ams561ra01_mode = {
> + .clock = (720 + 62 + 2 + 26) * (1480 + 12 + 2 + 10) * 60 / 1000,
> + .hdisplay = 720,
> + .hsync_start = 720 + 62,
> + .hsync_end = 720 + 62 + 2,
> + .htotal = 720 + 62 + 2 + 26,
> + .vdisplay = 1480,
> + .vsync_start = 1480 + 12,
> + .vsync_end = 1480 + 12 + 2,
> + .vtotal = 1480 + 12 + 2 + 10,
> + .width_mm = 62,
> + .height_mm = 128,
> + .type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED,
> +};
> +
> +static int s6e8aa5x01_ams561ra01_get_modes(struct drm_panel *panel,
> + struct drm_connector *connector)
> +{
> + return drm_connector_helper_get_modes_fixed(connector,
> + &s6e8aa5x01_ams561ra01_mode);
> +}
> +
> +static const struct backlight_ops s6e8aa5x01_ams561ra01_bl_ops = {
> + .update_status = s6e8aa5x01_ams561ra01_update_status,
> +};
> +
> +static const struct drm_panel_funcs s6e8aa5x01_ams561ra01_panel_funcs = {
> + .prepare = s6e8aa5x01_ams561ra01_prepare,
> + .unprepare = s6e8aa5x01_ams561ra01_unprepare,
> + .enable = s6e8aa5x01_ams561ra01_enable,
> + .disable = s6e8aa5x01_ams561ra01_disable,
> + .get_modes = s6e8aa5x01_ams561ra01_get_modes,
> +};
> +
> +static int s6e8aa5x01_ams561ra01_probe(struct mipi_dsi_device *dsi)
> +{
> + struct device *dev = &dsi->dev;
> + struct s6e8aa5x01_ams561ra01_ctx *ctx;
> + int ret;
> +
> + ctx = devm_drm_panel_alloc(dev, struct s6e8aa5x01_ams561ra01_ctx, panel,
> + &s6e8aa5x01_ams561ra01_panel_funcs,
> + DRM_MODE_CONNECTOR_DSI);
> + if (IS_ERR(ctx))
> + return PTR_ERR(ctx);
> +
> + ctx->dsi = dsi;
> + mipi_dsi_set_drvdata(dsi, ctx);
> +
> + ctx->nr_supplies = ARRAY_SIZE(s6e8aa5x01_ams561ra01_supplies);
> + ret = devm_regulator_bulk_get_const(dev, ctx->nr_supplies,
> + s6e8aa5x01_ams561ra01_supplies,
> + &ctx->supplies);
> + if (ret < 0)
> + return dev_err_probe(dev, ret, "failed to get regulators\n");
> +
> + ctx->reset_gpio = devm_gpiod_get_optional(dev, "reset", GPIOD_ASIS);
> + if (IS_ERR(ctx->reset_gpio))
> + return dev_err_probe(dev, PTR_ERR(ctx->reset_gpio),
> + "failed to get reset-gpios\n");
> +
> + ctx->bl = devm_backlight_device_register(dev, dev_name(dev), dev, ctx,
> + &s6e8aa5x01_ams561ra01_bl_ops,
> + NULL);
> + if (IS_ERR(ctx->bl))
> + return dev_err_probe(dev, PTR_ERR(ctx->bl),
> + "failed to register backlight device\n");
> +
> + ctx->bl->props.type = BACKLIGHT_PLATFORM;
> + ctx->bl->props.brightness = ARRAY_SIZE(s6e8aa5x01_ams561ra01_cmds) - 1;
> + ctx->bl->props.max_brightness = ctx->bl->props.brightness;
> +
> + dsi->lanes = 4;
> + dsi->format = MIPI_DSI_FMT_RGB888;
> + dsi->mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_BURST |
> + MIPI_DSI_MODE_VIDEO_NO_HFP;
> +
> + ctx->panel.prepare_prev_first = true;
> + drm_panel_add(&ctx->panel);
> +
> + ret = devm_mipi_dsi_attach(dev, dsi);
> + if (ret < 0) {
> + drm_panel_remove(&ctx->panel);
> + return dev_err_probe(dev, ret, "failed to attach to DSI host\n");
> + }
> +
> + return 0;
> +}
> +
> +static void s6e8aa5x01_ams561ra01_remove(struct mipi_dsi_device *dsi)
> +{
> + struct s6e8aa5x01_ams561ra01_ctx *ctx = mipi_dsi_get_drvdata(dsi);
> +
> + drm_panel_remove(&ctx->panel);
> +}
> +
> +static const struct of_device_id s6e8aa5x01_ams561ra01_of_device_id[] = {
> + { .compatible = "samsung,s6e8aa5x01-ams561ra01" },
> + { }
> +};
> +MODULE_DEVICE_TABLE(of, s6e8aa5x01_ams561ra01_of_device_id);
> +
> +static struct mipi_dsi_driver s6e8aa5x01_ams561ra01_dsi_driver = {
> + .probe = s6e8aa5x01_ams561ra01_probe,
> + .remove = s6e8aa5x01_ams561ra01_remove,
> + .driver = {
> + .name = "panel-samsung-s6e8aa5x01-ams561ra01",
> + .of_match_table = s6e8aa5x01_ams561ra01_of_device_id,
> + },
> +};
> +module_mipi_dsi_driver(s6e8aa5x01_ams561ra01_dsi_driver);
> +
> +MODULE_AUTHOR("Kaustabh Chakraborty <kauschluss@...root.org>");
> +MODULE_DESCRIPTION("Samsung AMS561RA01 Panel with S6E8AA5X01 Controller");
> +MODULE_LICENSE("GPL");
>
Reviewed-by: Neil Armstrong <neil.armstrong@...aro.org>
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