From nobody Tue Oct 7 19:56:40 2025 Received: from gloria.sntech.de (gloria.sntech.de [185.11.138.130]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 25C8F23B600; Mon, 7 Jul 2025 16:49:53 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=185.11.138.130 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1751906995; cv=none; b=AsBQoBsTI0ekQTG9xHl8otQS57FaZYFPEMadMnxQPEeLvdIqTaE/hrV9Xx0neVlPHwdav+/SWc4uB2xDiM/Nj/XRR1zx5ZtuqrI8lcbLN4Jh9/Cz9pZzbs33dm0rjybnxz/lhckqjD+l3dJsvnS3bXm6n29W73EjR5gHvydCMAE= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1751906995; c=relaxed/simple; bh=CKWWybGh8y3f8YoKJUzg+wqqKoqY0eT//W7nmhYp9ZU=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=d3ttVWsYuonC22R6sl35ApN2YH0bVkMKYVJcen1Whwu802FWjxPdrS0uJkAkTm9hWJKYYRsBd3qZeeR1fakjfpOzijNyadzSQZtYzQJN485P1//TCwZ/3SJOI5cpSpl0kNunSDLUpQLwsnPtLHoqbJfEyJ6dSjCjtUvSiilWE5E= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=sntech.de; spf=pass smtp.mailfrom=sntech.de; dkim=pass (2048-bit key) header.d=sntech.de header.i=@sntech.de header.b=bg6zCFw9; arc=none smtp.client-ip=185.11.138.130 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=sntech.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=sntech.de Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=sntech.de header.i=@sntech.de header.b="bg6zCFw9" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=sntech.de; s=gloria202408; h=Content-Transfer-Encoding:MIME-Version:References: In-Reply-To:Message-ID:Date:Subject:Cc:To:From:Reply-To:Content-Type; bh=UgDyrbY7CdskTK70D5noANtlFt/YxfxBmkElKCjjEWU=; b=bg6zCFw9BsFIzPiBP9J4vDAHQ4 JA5QvATBXNuz2I+Ler6sJCaLkuLTj9MguafUELuCkrTy4PxIevVDmaOaCzUVtqI7lTZg2vhWkizdd qT/TEZDniDNfdrRB3E9jR2THpB08PaMebo+cyw5G1kdONc9h6Z/rZ+R49x1hVMUxH0Kh+YqS49RwZ Qt2mPMKxcU8c/pDMlbYponD9cbfI4rRMieY876kpD5gjP2HurcAE0XW+DJFi8H1Ch0a1SZHKlDvSb 6WHUdeVeYtuW6v8JVKNeycNaTNjV7TdAdz5dZHHxktHi+dsULYhUF0isFzuXfRg31vbDhnai6BQep W1WScSYA==; Received: from i53875bf5.versanet.de ([83.135.91.245] helo=localhost.localdomain) by gloria.sntech.de with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1uYp1t-0004yl-4W; Mon, 07 Jul 2025 18:49:21 +0200 From: Heiko Stuebner To: heiko@sntech.de Cc: neil.armstrong@linaro.org, quic_jesszhan@quicinc.com, maarten.lankhorst@linux.intel.com, mripard@kernel.org, tzimmermann@suse.de, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, hjc@rock-chips.com, andy.yan@rock-chips.com, andyshrk@163.com, nicolas.frattaroli@collabora.com, dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org Subject: [PATCH 06/13] drm/panel: ilitek-ili9881c: Add Bestar BSD1218-A101KL68 support Date: Mon, 7 Jul 2025 18:48:59 +0200 Message-ID: <20250707164906.1445288-7-heiko@sntech.de> X-Mailer: git-send-email 2.47.2 In-Reply-To: <20250707164906.1445288-1-heiko@sntech.de> References: <20250707164906.1445288-1-heiko@sntech.de> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Add support for the Bestar BSD1218-A101KL68 panel. The init table comes from the Firefly BSP ([1]). [1] https://gitlab.com/firefly-linux/kernel/-/blob/rk3588/firefly/arch/arm6= 4/boot/dts/rockchip/aio-3588l-mipi101-BSD1218-A101KL68.dtsi Signed-off-by: Heiko Stuebner Reviewed-by: Neil Armstrong --- drivers/gpu/drm/panel/panel-ilitek-ili9881c.c | 220 ++++++++++++++++++ 1 file changed, 220 insertions(+) diff --git a/drivers/gpu/drm/panel/panel-ilitek-ili9881c.c b/drivers/gpu/dr= m/panel/panel-ilitek-ili9881c.c index 154eea5f4d77..3095a8bd1ebf 100644 --- a/drivers/gpu/drm/panel/panel-ilitek-ili9881c.c +++ b/drivers/gpu/drm/panel/panel-ilitek-ili9881c.c @@ -1223,6 +1223,200 @@ static const struct ili9881c_instr am8001280g_init[= ] =3D { ILI9881C_COMMAND_INSTR(MIPI_DCS_WRITE_POWER_SAVE, 0x00), }; =20 +static const struct ili9881c_instr bsd1218_a101kl68_init[] =3D { + ILI9881C_SWITCH_PAGE_INSTR(3), + ILI9881C_COMMAND_INSTR(0x01, 0x00), + ILI9881C_COMMAND_INSTR(0x02, 0x00), + ILI9881C_COMMAND_INSTR(0x03, 0x55), + ILI9881C_COMMAND_INSTR(0x04, 0x55), + ILI9881C_COMMAND_INSTR(0x05, 0x03), + ILI9881C_COMMAND_INSTR(0x06, 0x06), + ILI9881C_COMMAND_INSTR(0x07, 0x00), + ILI9881C_COMMAND_INSTR(0x08, 0x07), + ILI9881C_COMMAND_INSTR(0x09, 0x00), + ILI9881C_COMMAND_INSTR(0x0a, 0x00), + ILI9881C_COMMAND_INSTR(0x0b, 0x00), + ILI9881C_COMMAND_INSTR(0x0c, 0x00), + ILI9881C_COMMAND_INSTR(0x0d, 0x00), + ILI9881C_COMMAND_INSTR(0x0e, 0x00), + ILI9881C_COMMAND_INSTR(0x0f, 0x00), + ILI9881C_COMMAND_INSTR(0x10, 0x00), + ILI9881C_COMMAND_INSTR(0x11, 0x00), + ILI9881C_COMMAND_INSTR(0x12, 0x00), + ILI9881C_COMMAND_INSTR(0x13, 0x00), + ILI9881C_COMMAND_INSTR(0x14, 0x00), + ILI9881C_COMMAND_INSTR(0x15, 0x00), + ILI9881C_COMMAND_INSTR(0x16, 0x00), + ILI9881C_COMMAND_INSTR(0x17, 0x00), + ILI9881C_COMMAND_INSTR(0x18, 0x00), + ILI9881C_COMMAND_INSTR(0x19, 0x00), + ILI9881C_COMMAND_INSTR(0x1a, 0x00), + ILI9881C_COMMAND_INSTR(0x1b, 0x00), + ILI9881C_COMMAND_INSTR(0x1c, 0x00), + ILI9881C_COMMAND_INSTR(0x1d, 0x00), + ILI9881C_COMMAND_INSTR(0x1e, 0xc0), + ILI9881C_COMMAND_INSTR(0x1f, 0x80), + ILI9881C_COMMAND_INSTR(0x20, 0x04), + ILI9881C_COMMAND_INSTR(0x21, 0x03), + ILI9881C_COMMAND_INSTR(0x22, 0x00), + ILI9881C_COMMAND_INSTR(0x23, 0x00), + ILI9881C_COMMAND_INSTR(0x24, 0x00), + ILI9881C_COMMAND_INSTR(0x25, 0x00), + ILI9881C_COMMAND_INSTR(0x26, 0x00), + ILI9881C_COMMAND_INSTR(0x27, 0x00), + ILI9881C_COMMAND_INSTR(0x28, 0x33), + ILI9881C_COMMAND_INSTR(0x29, 0x33), + ILI9881C_COMMAND_INSTR(0x2a, 0x00), + ILI9881C_COMMAND_INSTR(0x2b, 0x00), + ILI9881C_COMMAND_INSTR(0x2c, 0x00), + ILI9881C_COMMAND_INSTR(0x2d, 0x00), + ILI9881C_COMMAND_INSTR(0x2e, 0x00), + ILI9881C_COMMAND_INSTR(0x2f, 0x00), + ILI9881C_COMMAND_INSTR(0x30, 0x00), + ILI9881C_COMMAND_INSTR(0x31, 0x00), + ILI9881C_COMMAND_INSTR(0x32, 0x00), + ILI9881C_COMMAND_INSTR(0x33, 0x00), + ILI9881C_COMMAND_INSTR(0x34, 0x04), + ILI9881C_COMMAND_INSTR(0x35, 0x00), + ILI9881C_COMMAND_INSTR(0x36, 0x00), + ILI9881C_COMMAND_INSTR(0x37, 0x00), + ILI9881C_COMMAND_INSTR(0x38, 0x3c), + ILI9881C_COMMAND_INSTR(0x39, 0x00), + ILI9881C_COMMAND_INSTR(0x3a, 0x00), + ILI9881C_COMMAND_INSTR(0x3b, 0x00), + ILI9881C_COMMAND_INSTR(0x3c, 0x00), + ILI9881C_COMMAND_INSTR(0x3d, 0x00), + ILI9881C_COMMAND_INSTR(0x3e, 0x00), + ILI9881C_COMMAND_INSTR(0x3f, 0x00), + ILI9881C_COMMAND_INSTR(0x40, 0x00), + ILI9881C_COMMAND_INSTR(0x41, 0x00), + ILI9881C_COMMAND_INSTR(0x42, 0x00), + ILI9881C_COMMAND_INSTR(0x43, 0x00), + ILI9881C_COMMAND_INSTR(0x44, 0x00), + ILI9881C_COMMAND_INSTR(0x50, 0x00), + ILI9881C_COMMAND_INSTR(0x51, 0x11), + ILI9881C_COMMAND_INSTR(0x52, 0x44), + ILI9881C_COMMAND_INSTR(0x53, 0x55), + ILI9881C_COMMAND_INSTR(0x54, 0x88), + ILI9881C_COMMAND_INSTR(0x55, 0xab), + ILI9881C_COMMAND_INSTR(0x56, 0x00), + ILI9881C_COMMAND_INSTR(0x57, 0x11), + ILI9881C_COMMAND_INSTR(0x58, 0x22), + ILI9881C_COMMAND_INSTR(0x59, 0x33), + ILI9881C_COMMAND_INSTR(0x5a, 0x44), + ILI9881C_COMMAND_INSTR(0x5b, 0x55), + ILI9881C_COMMAND_INSTR(0x5c, 0x66), + ILI9881C_COMMAND_INSTR(0x5d, 0x77), + ILI9881C_COMMAND_INSTR(0x5e, 0x00), + ILI9881C_COMMAND_INSTR(0x5f, 0x02), + ILI9881C_COMMAND_INSTR(0x60, 0x02), + ILI9881C_COMMAND_INSTR(0x61, 0x0a), + ILI9881C_COMMAND_INSTR(0x62, 0x09), + ILI9881C_COMMAND_INSTR(0x63, 0x08), + ILI9881C_COMMAND_INSTR(0x64, 0x13), + ILI9881C_COMMAND_INSTR(0x65, 0x12), + ILI9881C_COMMAND_INSTR(0x66, 0x11), + ILI9881C_COMMAND_INSTR(0x67, 0x10), + ILI9881C_COMMAND_INSTR(0x68, 0x0f), + ILI9881C_COMMAND_INSTR(0x69, 0x0e), + ILI9881C_COMMAND_INSTR(0x6a, 0x0d), + ILI9881C_COMMAND_INSTR(0x6b, 0x0c), + ILI9881C_COMMAND_INSTR(0x6c, 0x06), + ILI9881C_COMMAND_INSTR(0x6d, 0x07), + ILI9881C_COMMAND_INSTR(0x6e, 0x02), + ILI9881C_COMMAND_INSTR(0x6f, 0x02), + ILI9881C_COMMAND_INSTR(0x70, 0x02), + ILI9881C_COMMAND_INSTR(0x71, 0x02), + ILI9881C_COMMAND_INSTR(0x72, 0x02), + ILI9881C_COMMAND_INSTR(0x73, 0x02), + ILI9881C_COMMAND_INSTR(0x74, 0x02), + ILI9881C_COMMAND_INSTR(0x75, 0x02), + ILI9881C_COMMAND_INSTR(0x76, 0x02), + ILI9881C_COMMAND_INSTR(0x77, 0x0a), + ILI9881C_COMMAND_INSTR(0x78, 0x06), + ILI9881C_COMMAND_INSTR(0x79, 0x07), + ILI9881C_COMMAND_INSTR(0x7a, 0x10), + ILI9881C_COMMAND_INSTR(0x7b, 0x11), + ILI9881C_COMMAND_INSTR(0x7c, 0x12), + ILI9881C_COMMAND_INSTR(0x7d, 0x13), + ILI9881C_COMMAND_INSTR(0x7e, 0x0c), + ILI9881C_COMMAND_INSTR(0x7f, 0x0d), + ILI9881C_COMMAND_INSTR(0x80, 0x0e), + ILI9881C_COMMAND_INSTR(0x81, 0x0f), + ILI9881C_COMMAND_INSTR(0x82, 0x09), + ILI9881C_COMMAND_INSTR(0x83, 0x08), + ILI9881C_COMMAND_INSTR(0x84, 0x02), + ILI9881C_COMMAND_INSTR(0x85, 0x02), + ILI9881C_COMMAND_INSTR(0x86, 0x02), + ILI9881C_COMMAND_INSTR(0x87, 0x02), + ILI9881C_COMMAND_INSTR(0x88, 0x02), + ILI9881C_COMMAND_INSTR(0x89, 0x02), + ILI9881C_COMMAND_INSTR(0x8a, 0x02), + + ILI9881C_SWITCH_PAGE_INSTR(4), + ILI9881C_COMMAND_INSTR(0x6e, 0x2a), + ILI9881C_COMMAND_INSTR(0x6f, 0x37), + ILI9881C_COMMAND_INSTR(0x3a, 0x24), + ILI9881C_COMMAND_INSTR(0x8d, 0x19), + ILI9881C_COMMAND_INSTR(0x87, 0xba), + ILI9881C_COMMAND_INSTR(0xb2, 0xd1), + ILI9881C_COMMAND_INSTR(0x88, 0x0b), + ILI9881C_COMMAND_INSTR(0x38, 0x01), + ILI9881C_COMMAND_INSTR(0x39, 0x00), + ILI9881C_COMMAND_INSTR(0xb5, 0x02), + ILI9881C_COMMAND_INSTR(0x31, 0x25), + ILI9881C_COMMAND_INSTR(0x3b, 0x98), + + ILI9881C_SWITCH_PAGE_INSTR(1), + ILI9881C_COMMAND_INSTR(0x22, 0x0a), + ILI9881C_COMMAND_INSTR(0x31, 0x0c), + ILI9881C_COMMAND_INSTR(0x53, 0x40), + ILI9881C_COMMAND_INSTR(0x55, 0x45), + ILI9881C_COMMAND_INSTR(0x50, 0xb7), + ILI9881C_COMMAND_INSTR(0x51, 0xb2), + ILI9881C_COMMAND_INSTR(0x60, 0x07), + ILI9881C_COMMAND_INSTR(0xa0, 0x22), + ILI9881C_COMMAND_INSTR(0xa1, 0x3f), + ILI9881C_COMMAND_INSTR(0xa2, 0x4e), + ILI9881C_COMMAND_INSTR(0xa3, 0x17), + ILI9881C_COMMAND_INSTR(0xa4, 0x1a), + ILI9881C_COMMAND_INSTR(0xa5, 0x2d), + ILI9881C_COMMAND_INSTR(0xa6, 0x21), + ILI9881C_COMMAND_INSTR(0xa7, 0x22), + ILI9881C_COMMAND_INSTR(0xa8, 0xc4), + ILI9881C_COMMAND_INSTR(0xa9, 0x1b), + ILI9881C_COMMAND_INSTR(0xaa, 0x25), + ILI9881C_COMMAND_INSTR(0xab, 0xa7), + ILI9881C_COMMAND_INSTR(0xac, 0x1a), + ILI9881C_COMMAND_INSTR(0xad, 0x19), + ILI9881C_COMMAND_INSTR(0xae, 0x4b), + ILI9881C_COMMAND_INSTR(0xaf, 0x1f), + ILI9881C_COMMAND_INSTR(0xb0, 0x2a), + ILI9881C_COMMAND_INSTR(0xb1, 0x59), + ILI9881C_COMMAND_INSTR(0xb2, 0x64), + ILI9881C_COMMAND_INSTR(0xb3, 0x3f), + ILI9881C_COMMAND_INSTR(0xc0, 0x22), + ILI9881C_COMMAND_INSTR(0xc1, 0x48), + ILI9881C_COMMAND_INSTR(0xc2, 0x59), + ILI9881C_COMMAND_INSTR(0xc3, 0x15), + ILI9881C_COMMAND_INSTR(0xc4, 0x15), + ILI9881C_COMMAND_INSTR(0xc5, 0x28), + ILI9881C_COMMAND_INSTR(0xc6, 0x1c), + ILI9881C_COMMAND_INSTR(0xc7, 0x1e), + ILI9881C_COMMAND_INSTR(0xc8, 0xc4), + ILI9881C_COMMAND_INSTR(0xc9, 0x1c), + ILI9881C_COMMAND_INSTR(0xca, 0x2b), + ILI9881C_COMMAND_INSTR(0xcb, 0xa3), + ILI9881C_COMMAND_INSTR(0xcc, 0x1f), + ILI9881C_COMMAND_INSTR(0xcd, 0x1e), + ILI9881C_COMMAND_INSTR(0xce, 0x52), + ILI9881C_COMMAND_INSTR(0xcf, 0x24), + ILI9881C_COMMAND_INSTR(0xd0, 0x2a), + ILI9881C_COMMAND_INSTR(0xd1, 0x58), + ILI9881C_COMMAND_INSTR(0xd2, 0x68), + ILI9881C_COMMAND_INSTR(0xd3, 0x3f), +}; + static inline struct ili9881c *panel_to_ili9881c(struct drm_panel *panel) { return container_of(panel, struct ili9881c, panel); @@ -1418,6 +1612,23 @@ static const struct drm_display_mode am8001280g_defa= ult_mode =3D { .height_mm =3D 151, }; =20 +static const struct drm_display_mode bsd1218_a101kl68_default_mode =3D { + .clock =3D 70000, + + .hdisplay =3D 800, + .hsync_start =3D 800 + 40, + .hsync_end =3D 800 + 40 + 20, + .htotal =3D 800 + 40 + 20 + 20, + + .vdisplay =3D 1280, + .vsync_start =3D 1280 + 20, + .vsync_end =3D 1280 + 20 + 4, + .vtotal =3D 1280 + 20 + 4 + 20, + + .width_mm =3D 120, + .height_mm =3D 170, +}; + static int ili9881c_get_modes(struct drm_panel *panel, struct drm_connector *connector) { @@ -1576,8 +1787,17 @@ static const struct ili9881c_desc am8001280g_desc = =3D { MIPI_DSI_CLOCK_NON_CONTINUOUS | MIPI_DSI_MODE_LPM, }; =20 +static const struct ili9881c_desc bsd1218_a101kl68_desc =3D { + .init =3D bsd1218_a101kl68_init, + .init_length =3D ARRAY_SIZE(bsd1218_a101kl68_init), + .mode =3D &bsd1218_a101kl68_default_mode, + .mode_flags =3D MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_BURST | + MIPI_DSI_MODE_LPM | MIPI_DSI_MODE_NO_EOT_PACKET, +}; + static const struct of_device_id ili9881c_of_match[] =3D { { .compatible =3D "bananapi,lhr050h41", .data =3D &lhr050h41_desc }, + { .compatible =3D "bestar,bsd1218-a101kl68", .data =3D &bsd1218_a101kl68_= desc }, { .compatible =3D "feixin,k101-im2byl02", .data =3D &k101_im2byl02_desc }, { .compatible =3D "startek,kd050hdfia020", .data =3D &kd050hdfia020_desc = }, { .compatible =3D "tdo,tl050hdv35", .data =3D &tl050hdv35_desc }, --=20 2.47.2