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GET /api/patches/2218389/?format=api
{ "id": 2218389, "url": "http://patchwork.ozlabs.org/api/patches/2218389/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linux-gpio/patch/20260401-waveshare-dsi-touch-v1-15-5e9119b5a014@oss.qualcomm.com/", "project": { "id": 42, "url": "http://patchwork.ozlabs.org/api/projects/42/?format=api", "name": "Linux GPIO development", "link_name": "linux-gpio", "list_id": "linux-gpio.vger.kernel.org", "list_email": "linux-gpio@vger.kernel.org", "web_url": "", "scm_url": "", "webscm_url": "", "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<20260401-waveshare-dsi-touch-v1-15-5e9119b5a014@oss.qualcomm.com>", "list_archive_url": null, "date": "2026-04-01T07:26:34", "name": "[15/19] drm/panel: ilitek-ili9881c: support Waveshare 7.0\" DSI panel", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "53cc4a558057642000693aa932776317ac18e8e0", "submitter": { "id": 90483, "url": "http://patchwork.ozlabs.org/api/people/90483/?format=api", "name": "Dmitry Baryshkov", "email": "dmitry.baryshkov@oss.qualcomm.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/linux-gpio/patch/20260401-waveshare-dsi-touch-v1-15-5e9119b5a014@oss.qualcomm.com/mbox/", "series": [ { "id": 498284, "url": "http://patchwork.ozlabs.org/api/series/498284/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linux-gpio/list/?series=498284", "date": "2026-04-01T07:26:23", "name": "drm/panel: support Waveshare DSI TOUCH kits", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/498284/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2218389/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2218389/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "\n <linux-gpio+bounces-34543-incoming=patchwork.ozlabs.org@vger.kernel.org>", "X-Original-To": [ "incoming@patchwork.ozlabs.org", "linux-gpio@vger.kernel.org" ], "Delivered-To": "patchwork-incoming@legolas.ozlabs.org", "Authentication-Results": [ "legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=qualcomm.com header.i=@qualcomm.com header.a=rsa-sha256\n header.s=qcppdkim1 header.b=U/tq/Fai;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com\n header.a=rsa-sha256 header.s=google header.b=ZyA4Ie1G;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org\n (client-ip=2600:3c09:e001:a7::12fc:5321; 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charset=\"utf-8\"", "Content-Transfer-Encoding": "7bit", "Message-Id": "<20260401-waveshare-dsi-touch-v1-15-5e9119b5a014@oss.qualcomm.com>", "References": "<20260401-waveshare-dsi-touch-v1-0-5e9119b5a014@oss.qualcomm.com>", "In-Reply-To": "<20260401-waveshare-dsi-touch-v1-0-5e9119b5a014@oss.qualcomm.com>", "To": "Neil Armstrong <neil.armstrong@linaro.org>,\n Jessica Zhang <jesszhan0024@gmail.com>,\n David Airlie <airlied@gmail.com>, Simona Vetter <simona@ffwll.ch>,\n Maarten Lankhorst <maarten.lankhorst@linux.intel.com>,\n Maxime Ripard <mripard@kernel.org>,\n Thomas Zimmermann <tzimmermann@suse.de>,\n Rob Herring <robh@kernel.org>,\n Krzysztof Kozlowski <krzk+dt@kernel.org>,\n Conor Dooley <conor+dt@kernel.org>,\n Cong Yang <yangcong5@huaqin.corp-partner.google.com>,\n Ondrej Jirman <megi@xff.cz>,\n Javier Martinez Canillas <javierm@redhat.com>,\n Jagan Teki <jagan@edgeble.ai>, Liam Girdwood <lgirdwood@gmail.com>,\n Mark Brown <broonie@kernel.org>, Linus Walleij <linusw@kernel.org>,\n Bartosz Golaszewski <brgl@kernel.org>", "Cc": "dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org,\n linux-kernel@vger.kernel.org, linux-gpio@vger.kernel.org", "X-Mailer": "b4 0.15.1", "X-Developer-Signature": "v=1; a=openpgp-sha256; l=11997;\n i=dmitry.baryshkov@oss.qualcomm.com; h=from:subject:message-id;\n bh=GeCr1NynOzRyMTA3YNx3AI6OZgpUDXwfoJ9GX7n6oNY=;\n b=owEBbQGS/pANAwAKAYs8ij4CKSjVAcsmYgBpzMitPi4Q15MNJK4XmXZItvI5cc+VOnMbAJ0+3\n aWH/A7b09+JATMEAAEKAB0WIQRMcISVXLJjVvC4lX+LPIo+Aiko1QUCaczIrQAKCRCLPIo+Aiko\n 1f/NCACx2HAtc5+x9xeorFTo7O3LjECS+jNBLWPMndBdgCbSOcfLjtywxwdX82vrV4/OalZ0z7t\n co2ExJeYf2NzAcHgscFRmBOrbowynSkmTLkKXYKEtzHIhP48jI5lGZEeE1KCLD5gf6MHkv7BQb2\n /GrMuBqySR3YVpwgX1LoqrPbR6nnmoPQO2Vflj7L89mc2LVVV+xPgJ+OOvrmNqVgPX8hNjv+65A\n I93TC2/yUhJU96B7BTuwv8+z43L0kJQy2jv9qXVtveKBiThrSNwjLeY9dZDFKNDRg5lyFV4bTsN\n pVSefyOj6wOBhYnU7Nu7yl8uytSuDkiBckNyLy5ZQftCghts", "X-Developer-Key": "i=dmitry.baryshkov@oss.qualcomm.com; a=openpgp;\n fpr=8F88381DD5C873E4AE487DA5199BF1243632046A", "X-Proofpoint-Spam-Details-Enc": "AW1haW4tMjYwNDAxMDA2NCBTYWx0ZWRfX9NSR9yUYWYUO\n eip6Buh8WfoM1dw0DL9klh7VN+xvaxfKzUdPffLZcfNEHvSuyJL/r+evAtecEwLkFUJg7t1vfM3\n a2owNucyNj1985Xir2l/iY4q0CRUU/HKYQ4H9+3nORFWbXzeXmUo6dLcZdU3lmy0XqVQ8RXfcFt\n i4Kgs3bBrHwCwIrbKLQr/GnelIDviNkJsnlFv2poJQEXTgnMIvj5IvoD9ZSmxeadlltfieYvW2+\n 1GToygxGOmjzbZCxqqlQT6H42TINF0b3raCTAUIPFia/EXRcuxJ+WYnZR7zMrarcHVBQUwVBebV\n j3y7n6WDS5IBO2JwSFooZNCwf4GbBsqu+ZtxZZq17peknxjDN/Bg2CBe+sLF7Ua9HO3b+m+0yzV\n QsfiUTvp4t+kaBHa/vbkoE4eTfMiA9CpInHe0nbqC9SS5m/irNApYYu3GI1YHx6mFb8IxXDQT/J\n jf6ehodZq3aKQXdqMeA==", "X-Proofpoint-GUID": "gKiBo8-z_J5858re1e3bvtmdfP88uJVs", "X-Authority-Analysis": "v=2.4 cv=YsQChoYX c=1 sm=1 tr=0 ts=69ccc8d0 cx=c_pps\n a=EVbN6Ke/fEF3bsl7X48z0g==:117 a=xqWC_Br6kY4A:10 a=IkcTkHD0fZMA:10\n a=A5OVakUREuEA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22\n a=u7WPNUs3qKkmUXheDGA7:22 a=eoimf2acIAo5FJnRuUoq:22 a=EUspDBNiAAAA:8\n a=Vzx2zukWpxHvXuQtFQgA:9 a=QEXdDO2ut3YA:10 a=a_PwQJl-kcHnX1M80qC6:22", "X-Proofpoint-ORIG-GUID": "gKiBo8-z_J5858re1e3bvtmdfP88uJVs", "X-Proofpoint-Virus-Version": "vendor=baseguard\n engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.51,FMLib:17.12.100.49\n definitions=2026-04-01_02,2026-04-01_01,2025-10-01_01", "X-Proofpoint-Spam-Details": "rule=outbound_notspam policy=outbound score=0\n suspectscore=0 spamscore=0 bulkscore=0 clxscore=1015 impostorscore=0\n phishscore=0 lowpriorityscore=0 adultscore=0 priorityscore=1501\n malwarescore=0 classifier=typeunknown authscore=0 authtc= authcc=\n route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2603050001\n definitions=main-2604010064" }, "content": "Enable support for Waveshare 7.0\" DSI TOUCH-A panel. It requires\nadditional voltage regulator, iovcc.\n\nSigned-off-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>\n---\n drivers/gpu/drm/panel/panel-ilitek-ili9881c.c | 251 +++++++++++++++++++++++++-\n 1 file changed, 249 insertions(+), 2 deletions(-)", "diff": "diff --git a/drivers/gpu/drm/panel/panel-ilitek-ili9881c.c b/drivers/gpu/drm/panel/panel-ilitek-ili9881c.c\nindex 947b47841b01..0652cdb57d11 100644\n--- a/drivers/gpu/drm/panel/panel-ilitek-ili9881c.c\n+++ b/drivers/gpu/drm/panel/panel-ilitek-ili9881c.c\n@@ -52,6 +52,7 @@ struct ili9881c {\n \tconst struct ili9881c_desc\t*desc;\n \n \tstruct regulator\t*power;\n+\tstruct regulator\t*iovcc;\n \tstruct gpio_desc\t*reset;\n \n \tenum drm_panel_orientation\torientation;\n@@ -1997,6 +1998,205 @@ static const struct ili9881c_instr bsd1218_a101kl68_init[] = {\n \tILI9881C_COMMAND_INSTR(0xd3, 0x3f),\n };\n \n+static const struct ili9881c_instr waveshare_7inch_a_init[] = {\n+\tILI9881C_SWITCH_PAGE_INSTR(3),\n+\tILI9881C_COMMAND_INSTR(0x01, 0x00),\n+\tILI9881C_COMMAND_INSTR(0x02, 0x00),\n+\tILI9881C_COMMAND_INSTR(0x03, 0x73),\n+\tILI9881C_COMMAND_INSTR(0x04, 0x00),\n+\tILI9881C_COMMAND_INSTR(0x05, 0x00),\n+\tILI9881C_COMMAND_INSTR(0x06, 0x0a),\n+\tILI9881C_COMMAND_INSTR(0x07, 0x00),\n+\tILI9881C_COMMAND_INSTR(0x08, 0x00),\n+\tILI9881C_COMMAND_INSTR(0x09, 0x61),\n+\tILI9881C_COMMAND_INSTR(0x0a, 0x00),\n+\tILI9881C_COMMAND_INSTR(0x0b, 0x00),\n+\tILI9881C_COMMAND_INSTR(0x0c, 0x01),\n+\tILI9881C_COMMAND_INSTR(0x0d, 0x00),\n+\tILI9881C_COMMAND_INSTR(0x0e, 0x00),\n+\tILI9881C_COMMAND_INSTR(0x0f, 0x61),\n+\tILI9881C_COMMAND_INSTR(0x10, 0x61),\n+\tILI9881C_COMMAND_INSTR(0x11, 0x00),\n+\tILI9881C_COMMAND_INSTR(0x12, 0x00),\n+\tILI9881C_COMMAND_INSTR(0x13, 0x00),\n+\tILI9881C_COMMAND_INSTR(0x14, 0x00),\n+\tILI9881C_COMMAND_INSTR(0x15, 0x00),\n+\tILI9881C_COMMAND_INSTR(0x16, 0x00),\n+\tILI9881C_COMMAND_INSTR(0x17, 0x00),\n+\tILI9881C_COMMAND_INSTR(0x18, 0x00),\n+\tILI9881C_COMMAND_INSTR(0x19, 0x00),\n+\tILI9881C_COMMAND_INSTR(0x1a, 0x00),\n+\tILI9881C_COMMAND_INSTR(0x1b, 0x00),\n+\tILI9881C_COMMAND_INSTR(0x1c, 0x00),\n+\tILI9881C_COMMAND_INSTR(0x1d, 0x00),\n+\tILI9881C_COMMAND_INSTR(0x1e, 0x40),\n+\tILI9881C_COMMAND_INSTR(0x1f, 0x80),\n+\tILI9881C_COMMAND_INSTR(0x20, 0x06),\n+\tILI9881C_COMMAND_INSTR(0x21, 0x01),\n+\tILI9881C_COMMAND_INSTR(0x22, 0x00),\n+\tILI9881C_COMMAND_INSTR(0x23, 0x00),\n+\tILI9881C_COMMAND_INSTR(0x24, 0x00),\n+\tILI9881C_COMMAND_INSTR(0x25, 0x00),\n+\tILI9881C_COMMAND_INSTR(0x26, 0x00),\n+\tILI9881C_COMMAND_INSTR(0x27, 0x00),\n+\tILI9881C_COMMAND_INSTR(0x28, 0x33),\n+\tILI9881C_COMMAND_INSTR(0x29, 0x03),\n+\tILI9881C_COMMAND_INSTR(0x2a, 0x00),\n+\tILI9881C_COMMAND_INSTR(0x2b, 0x00),\n+\tILI9881C_COMMAND_INSTR(0x2c, 0x00),\n+\tILI9881C_COMMAND_INSTR(0x2d, 0x00),\n+\tILI9881C_COMMAND_INSTR(0x2e, 0x00),\n+\tILI9881C_COMMAND_INSTR(0x2f, 0x00),\n+\tILI9881C_COMMAND_INSTR(0x30, 0x00),\n+\tILI9881C_COMMAND_INSTR(0x31, 0x00),\n+\tILI9881C_COMMAND_INSTR(0x32, 0x00),\n+\tILI9881C_COMMAND_INSTR(0x33, 0x00),\n+\tILI9881C_COMMAND_INSTR(0x34, 0x04),\n+\tILI9881C_COMMAND_INSTR(0x35, 0x00),\n+\tILI9881C_COMMAND_INSTR(0x36, 0x00),\n+\tILI9881C_COMMAND_INSTR(0x37, 0x00),\n+\tILI9881C_COMMAND_INSTR(0x38, 0x3c),\n+\tILI9881C_COMMAND_INSTR(0x39, 0x00),\n+\tILI9881C_COMMAND_INSTR(0x3a, 0x00),\n+\tILI9881C_COMMAND_INSTR(0x3b, 0x00),\n+\tILI9881C_COMMAND_INSTR(0x3c, 0x00),\n+\tILI9881C_COMMAND_INSTR(0x3d, 0x00),\n+\tILI9881C_COMMAND_INSTR(0x3e, 0x00),\n+\tILI9881C_COMMAND_INSTR(0x3f, 0x00),\n+\tILI9881C_COMMAND_INSTR(0x40, 0x00),\n+\tILI9881C_COMMAND_INSTR(0x41, 0x00),\n+\tILI9881C_COMMAND_INSTR(0x42, 0x00),\n+\tILI9881C_COMMAND_INSTR(0x43, 0x00),\n+\tILI9881C_COMMAND_INSTR(0x44, 0x00),\n+\tILI9881C_COMMAND_INSTR(0x50, 0x10),\n+\tILI9881C_COMMAND_INSTR(0x51, 0x32),\n+\tILI9881C_COMMAND_INSTR(0x52, 0x54),\n+\tILI9881C_COMMAND_INSTR(0x53, 0x76),\n+\tILI9881C_COMMAND_INSTR(0x54, 0x98),\n+\tILI9881C_COMMAND_INSTR(0x55, 0xba),\n+\tILI9881C_COMMAND_INSTR(0x56, 0x10),\n+\tILI9881C_COMMAND_INSTR(0x57, 0x32),\n+\tILI9881C_COMMAND_INSTR(0x58, 0x54),\n+\tILI9881C_COMMAND_INSTR(0x59, 0x76),\n+\tILI9881C_COMMAND_INSTR(0x5a, 0x98),\n+\tILI9881C_COMMAND_INSTR(0x5b, 0xba),\n+\tILI9881C_COMMAND_INSTR(0x5c, 0xdc),\n+\tILI9881C_COMMAND_INSTR(0x5d, 0xfe),\n+\tILI9881C_COMMAND_INSTR(0x5e, 0x00),\n+\tILI9881C_COMMAND_INSTR(0x5f, 0x0e),\n+\tILI9881C_COMMAND_INSTR(0x60, 0x0f),\n+\tILI9881C_COMMAND_INSTR(0x61, 0x0c),\n+\tILI9881C_COMMAND_INSTR(0x62, 0x0d),\n+\tILI9881C_COMMAND_INSTR(0x63, 0x06),\n+\tILI9881C_COMMAND_INSTR(0x64, 0x07),\n+\tILI9881C_COMMAND_INSTR(0x65, 0x02),\n+\tILI9881C_COMMAND_INSTR(0x66, 0x02),\n+\tILI9881C_COMMAND_INSTR(0x67, 0x02),\n+\tILI9881C_COMMAND_INSTR(0x68, 0x02),\n+\tILI9881C_COMMAND_INSTR(0x69, 0x01),\n+\tILI9881C_COMMAND_INSTR(0x6a, 0x00),\n+\tILI9881C_COMMAND_INSTR(0x6b, 0x02),\n+\tILI9881C_COMMAND_INSTR(0x6c, 0x15),\n+\tILI9881C_COMMAND_INSTR(0x6d, 0x14),\n+\tILI9881C_COMMAND_INSTR(0x6e, 0x02),\n+\tILI9881C_COMMAND_INSTR(0x6f, 0x02),\n+\tILI9881C_COMMAND_INSTR(0x70, 0x02),\n+\tILI9881C_COMMAND_INSTR(0x71, 0x02),\n+\tILI9881C_COMMAND_INSTR(0x72, 0x02),\n+\tILI9881C_COMMAND_INSTR(0x73, 0x02),\n+\tILI9881C_COMMAND_INSTR(0x74, 0x02),\n+\tILI9881C_COMMAND_INSTR(0x75, 0x0e),\n+\tILI9881C_COMMAND_INSTR(0x76, 0x0f),\n+\tILI9881C_COMMAND_INSTR(0x77, 0x0c),\n+\tILI9881C_COMMAND_INSTR(0x78, 0x0d),\n+\tILI9881C_COMMAND_INSTR(0x79, 0x06),\n+\tILI9881C_COMMAND_INSTR(0x7a, 0x07),\n+\tILI9881C_COMMAND_INSTR(0x7b, 0x02),\n+\tILI9881C_COMMAND_INSTR(0x7c, 0x02),\n+\tILI9881C_COMMAND_INSTR(0x7d, 0x02),\n+\tILI9881C_COMMAND_INSTR(0x7e, 0x02),\n+\tILI9881C_COMMAND_INSTR(0x7f, 0x01),\n+\tILI9881C_COMMAND_INSTR(0x80, 0x00),\n+\tILI9881C_COMMAND_INSTR(0x81, 0x02),\n+\tILI9881C_COMMAND_INSTR(0x82, 0x14),\n+\tILI9881C_COMMAND_INSTR(0x83, 0x15),\n+\tILI9881C_COMMAND_INSTR(0x84, 0x02),\n+\tILI9881C_COMMAND_INSTR(0x85, 0x02),\n+\tILI9881C_COMMAND_INSTR(0x86, 0x02),\n+\tILI9881C_COMMAND_INSTR(0x87, 0x02),\n+\tILI9881C_COMMAND_INSTR(0x88, 0x02),\n+\tILI9881C_COMMAND_INSTR(0x89, 0x02),\n+\tILI9881C_COMMAND_INSTR(0x8a, 0x02),\n+\n+\tILI9881C_SWITCH_PAGE_INSTR(4),\n+\tILI9881C_COMMAND_INSTR(0x38, 0x01),\n+\tILI9881C_COMMAND_INSTR(0x39, 0x00),\n+\tILI9881C_COMMAND_INSTR(0x6c, 0x15),\n+\tILI9881C_COMMAND_INSTR(0x6e, 0x2a),\n+\tILI9881C_COMMAND_INSTR(0x6f, 0x33),\n+\tILI9881C_COMMAND_INSTR(0x3a, 0x94),\n+\tILI9881C_COMMAND_INSTR(0x8d, 0x14),\n+\tILI9881C_COMMAND_INSTR(0x87, 0xba),\n+\tILI9881C_COMMAND_INSTR(0x26, 0x76),\n+\tILI9881C_COMMAND_INSTR(0xb2, 0xd1),\n+\tILI9881C_COMMAND_INSTR(0xb5, 0x06),\n+\tILI9881C_COMMAND_INSTR(0x3b, 0x98),\n+\n+\tILI9881C_SWITCH_PAGE_INSTR(1),\n+\tILI9881C_COMMAND_INSTR(0x22, 0x0a),\n+\tILI9881C_COMMAND_INSTR(0x31, 0x00),\n+\tILI9881C_COMMAND_INSTR(0x53, 0x71),\n+\tILI9881C_COMMAND_INSTR(0x55, 0x8f),\n+\tILI9881C_COMMAND_INSTR(0x40, 0x33),\n+\tILI9881C_COMMAND_INSTR(0x50, 0x96),\n+\tILI9881C_COMMAND_INSTR(0x51, 0x96),\n+\tILI9881C_COMMAND_INSTR(0x60, 0x23),\n+\tILI9881C_COMMAND_INSTR(0xa0, 0x08),\n+\tILI9881C_COMMAND_INSTR(0xa1, 0x1d),\n+\tILI9881C_COMMAND_INSTR(0xa2, 0x2a),\n+\tILI9881C_COMMAND_INSTR(0xa3, 0x10),\n+\tILI9881C_COMMAND_INSTR(0xa4, 0x15),\n+\tILI9881C_COMMAND_INSTR(0xa5, 0x28),\n+\tILI9881C_COMMAND_INSTR(0xa6, 0x1c),\n+\tILI9881C_COMMAND_INSTR(0xa7, 0x1d),\n+\tILI9881C_COMMAND_INSTR(0xa8, 0x7e),\n+\tILI9881C_COMMAND_INSTR(0xa9, 0x1d),\n+\tILI9881C_COMMAND_INSTR(0xaa, 0x29),\n+\tILI9881C_COMMAND_INSTR(0xab, 0x6b),\n+\tILI9881C_COMMAND_INSTR(0xac, 0x1a),\n+\tILI9881C_COMMAND_INSTR(0xad, 0x18),\n+\tILI9881C_COMMAND_INSTR(0xae, 0x4b),\n+\tILI9881C_COMMAND_INSTR(0xaf, 0x20),\n+\tILI9881C_COMMAND_INSTR(0xb0, 0x27),\n+\tILI9881C_COMMAND_INSTR(0xb1, 0x50),\n+\tILI9881C_COMMAND_INSTR(0xb2, 0x64),\n+\tILI9881C_COMMAND_INSTR(0xb3, 0x39),\n+\tILI9881C_COMMAND_INSTR(0xc0, 0x08),\n+\tILI9881C_COMMAND_INSTR(0xc1, 0x1d),\n+\tILI9881C_COMMAND_INSTR(0xc2, 0x2a),\n+\tILI9881C_COMMAND_INSTR(0xc3, 0x10),\n+\tILI9881C_COMMAND_INSTR(0xc4, 0x15),\n+\tILI9881C_COMMAND_INSTR(0xc5, 0x28),\n+\tILI9881C_COMMAND_INSTR(0xc6, 0x1c),\n+\tILI9881C_COMMAND_INSTR(0xc7, 0x1d),\n+\tILI9881C_COMMAND_INSTR(0xc8, 0x7e),\n+\tILI9881C_COMMAND_INSTR(0xc9, 0x1d),\n+\tILI9881C_COMMAND_INSTR(0xca, 0x29),\n+\tILI9881C_COMMAND_INSTR(0xcb, 0x6b),\n+\tILI9881C_COMMAND_INSTR(0xcc, 0x1a),\n+\tILI9881C_COMMAND_INSTR(0xcd, 0x18),\n+\tILI9881C_COMMAND_INSTR(0xce, 0x4b),\n+\tILI9881C_COMMAND_INSTR(0xcf, 0x20),\n+\tILI9881C_COMMAND_INSTR(0xd0, 0x27),\n+\tILI9881C_COMMAND_INSTR(0xd1, 0x50),\n+\tILI9881C_COMMAND_INSTR(0xd2, 0x64),\n+\tILI9881C_COMMAND_INSTR(0xd3, 0x39),\n+\n+\tILI9881C_SWITCH_PAGE_INSTR(0),\n+\tILI9881C_COMMAND_INSTR(0x3a, 0x77),\n+\tILI9881C_COMMAND_INSTR(0x36, 0x00),\n+};\n+\n static inline struct ili9881c *panel_to_ili9881c(struct drm_panel *panel)\n {\n \treturn container_of(panel, struct ili9881c, panel);\n@@ -2035,9 +2235,19 @@ static int ili9881c_prepare(struct drm_panel *panel)\n \tint ret;\n \n \t/* Power the panel */\n+\tif (ctx->iovcc) {\n+\t\tret = regulator_enable(ctx->iovcc);\n+\t\tif (ret)\n+\t\t\treturn ret;\n+\t}\n+\n+\tmsleep(5);\n \tret = regulator_enable(ctx->power);\n-\tif (ret)\n-\t\treturn ret;\n+\tif (ret) {\n+\t\tmctx.accum_err = ret;\n+\t\tgoto disable_iovcc;\n+\t}\n+\n \tmsleep(5);\n \n \t/* And reset it */\n@@ -2074,6 +2284,9 @@ static int ili9881c_prepare(struct drm_panel *panel)\n \n disable_power:\n \tregulator_disable(ctx->power);\n+disable_iovcc:\n+\tif (ctx->iovcc)\n+\t\tregulator_disable(ctx->iovcc);\n \treturn mctx.accum_err;\n }\n \n@@ -2085,6 +2298,8 @@ static int ili9881c_unprepare(struct drm_panel *panel)\n \tmipi_dsi_dcs_set_display_off_multi(&mctx);\n \tmipi_dsi_dcs_enter_sleep_mode_multi(&mctx);\n \tregulator_disable(ctx->power);\n+\tif (ctx->iovcc)\n+\t\tregulator_disable(ctx->iovcc);\n \tgpiod_set_value_cansleep(ctx->reset, 1);\n \n \treturn 0;\n@@ -2260,6 +2475,23 @@ static const struct drm_display_mode bsd1218_a101kl68_default_mode = {\n \t.height_mm\t= 170,\n };\n \n+static const struct drm_display_mode waveshare_7inch_a_mode = {\n+\t.clock\t\t= 83333,\n+\n+\t.hdisplay\t= 720,\n+\t.hsync_start\t= 720 + 120,\n+\t.hsync_end\t= 720 + 120 + 100,\n+\t.htotal\t\t= 720 + 120 + 100 + 100,\n+\n+\t.vdisplay\t= 1280,\n+\t.vsync_start\t= 1280 + 10,\n+\t.vsync_end\t= 1280 + 10 + 10,\n+\t.vtotal\t\t= 1280 + 10 + 10 + 10,\n+\n+\t.width_mm\t= 85,\n+\t.height_mm\t= 154,\n+};\n+\n static int ili9881c_get_modes(struct drm_panel *panel,\n \t\t\t struct drm_connector *connector)\n {\n@@ -2329,6 +2561,11 @@ static int ili9881c_dsi_probe(struct mipi_dsi_device *dsi)\n \t\treturn dev_err_probe(&dsi->dev, PTR_ERR(ctx->power),\n \t\t\t\t \"Couldn't get our power regulator\\n\");\n \n+\tctx->iovcc = devm_regulator_get_optional(&dsi->dev, \"iovcc\");\n+\tif (IS_ERR(ctx->iovcc))\n+\t\treturn dev_err_probe(&dsi->dev, PTR_ERR(ctx->iovcc),\n+\t\t\t\t \"Couldn't get our iovcc regulator\\n\");\n+\n \tctx->reset = devm_gpiod_get_optional(&dsi->dev, \"reset\", GPIOD_OUT_LOW);\n \tif (IS_ERR(ctx->reset))\n \t\treturn dev_err_probe(&dsi->dev, PTR_ERR(ctx->reset),\n@@ -2454,6 +2691,15 @@ static const struct ili9881c_desc bsd1218_a101kl68_desc = {\n \t.lanes = 4,\n };\n \n+static const struct ili9881c_desc waveshare_7inch_a_desc = {\n+\t.init = waveshare_7inch_a_init,\n+\t.init_length = ARRAY_SIZE(waveshare_7inch_a_init),\n+\t.mode = &waveshare_7inch_a_mode,\n+\t.mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_HSE |\n+\t\t MIPI_DSI_MODE_LPM | MIPI_DSI_CLOCK_NON_CONTINUOUS,\n+\t.lanes = 2,\n+};\n+\n static const struct of_device_id ili9881c_of_match[] = {\n \t{ .compatible = \"bananapi,lhr050h41\", .data = &lhr050h41_desc },\n \t{ .compatible = \"bestar,bsd1218-a101kl68\", .data = &bsd1218_a101kl68_desc },\n@@ -2462,6 +2708,7 @@ static const struct of_device_id ili9881c_of_match[] = {\n \t{ .compatible = \"tdo,tl050hdv35\", .data = &tl050hdv35_desc },\n \t{ .compatible = \"wanchanglong,w552946aaa\", .data = &w552946aaa_desc },\n \t{ .compatible = \"wanchanglong,w552946aba\", .data = &w552946aba_desc },\n+\t{ .compatible = \"waveshare,7.0-dsi-touch-a\", .data = &waveshare_7inch_a_desc },\n \t{ .compatible = \"ampire,am8001280g\", .data = &am8001280g_desc },\n \t{ .compatible = \"raspberrypi,dsi-5inch\", &rpi_5inch_desc },\n \t{ .compatible = \"raspberrypi,dsi-7inch\", &rpi_7inch_desc },\n", "prefixes": [ "15/19" ] }