1 // SPDX-License-Identifier: GPL-2.0
3  * DSI interface to the Samsung S6E63M0 panel.
14 #include "panel-samsung-s6e63m0.h"
22 	struct mipi_dsi_device *dsi = to_mipi_dsi_device(dev);  in s6e63m0_dsi_dcs_read()  local
25 	ret = mipi_dsi_dcs_read(dsi, cmd, data, 1);  in s6e63m0_dsi_dcs_read()
27 		dev_err(dev, "could not read DCS CMD %02x\n", cmd);  in s6e63m0_dsi_dcs_read()
31 	dev_dbg(dev, "DSI read CMD %02x = %02x\n", cmd, *data);  in s6e63m0_dsi_dcs_read()
39 	struct mipi_dsi_device *dsi = to_mipi_dsi_device(dev);  in s6e63m0_dsi_dcs_write()  local
47 	dev_dbg(dev, "DSI writing dcs seq: %*ph\n", (int)len, data);  in s6e63m0_dsi_dcs_write()
53 	remain = len - 1;  in s6e63m0_dsi_dcs_write()
59 	ret = mipi_dsi_dcs_write(dsi, cmd, seqp, chunk);  in s6e63m0_dsi_dcs_write()
61 		dev_err(dev, "error sending DCS command seq cmd %02x\n", cmd);  in s6e63m0_dsi_dcs_write()
68 		chunk = remain - cmdwritten;  in s6e63m0_dsi_dcs_write()
71 		ret = mipi_dsi_dcs_write(dsi, MCS_GLOBAL_PARAM, &cmdwritten, 1);  in s6e63m0_dsi_dcs_write()
73 			dev_err(dev, "error sending CMD %02x global param %02x\n",  in s6e63m0_dsi_dcs_write()
77 		ret = mipi_dsi_dcs_write(dsi, cmd, seqp, chunk);  in s6e63m0_dsi_dcs_write()
79 			dev_err(dev, "error sending CMD %02x chunk\n", cmd);  in s6e63m0_dsi_dcs_write()
85 	dev_dbg(dev, "sent command %02x %02x bytes\n", cmd, cmdwritten);  in s6e63m0_dsi_dcs_write()
92 static int s6e63m0_dsi_probe(struct mipi_dsi_device *dsi)  in s6e63m0_dsi_probe()  argument
94 	struct device *dev = &dsi->dev;  in s6e63m0_dsi_probe()
97 	dsi->lanes = 2;  in s6e63m0_dsi_probe()
98 	dsi->format = MIPI_DSI_FMT_RGB888;  in s6e63m0_dsi_probe()
99 	dsi->hs_rate = 349440000;  in s6e63m0_dsi_probe()
100 	dsi->lp_rate = 9600000;  in s6e63m0_dsi_probe()
101 	dsi->mode_flags = MIPI_DSI_MODE_VIDEO |  in s6e63m0_dsi_probe()
109 	ret = mipi_dsi_attach(dsi);  in s6e63m0_dsi_probe()
116 static void s6e63m0_dsi_remove(struct mipi_dsi_device *dsi)  in s6e63m0_dsi_remove()  argument
118 	mipi_dsi_detach(dsi);  in s6e63m0_dsi_remove()
119 	s6e63m0_remove(&dsi->dev);  in s6e63m0_dsi_remove()
132 		.name		= "panel-samsung-s6e63m0",
139 MODULE_DESCRIPTION("s6e63m0 LCD DSI Driver");