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- /* Copyright (c) 2012, The Linux Foundation. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 and
- * only version 2 as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- */
- #include "msm_fb.h"
- #include "mipi_dsi.h"
- #include "mipi_orise.h"
- #include "mdp4.h"
- static struct mipi_dsi_panel_platform_data *mipi_orise_pdata;
- static struct dsi_buf orise_tx_buf;
- static struct dsi_buf orise_rx_buf;
- static char enter_sleep[2] = {0x10, 0x00}; /* DTYPE_DCS_WRITE */
- static char exit_sleep[2] = {0x11, 0x00}; /* DTYPE_DCS_WRITE */
- static char display_off[2] = {0x28, 0x00}; /* DTYPE_DCS_WRITE */
- static char display_on[2] = {0x29, 0x00}; /* DTYPE_DCS_WRITE */
- static struct dsi_cmd_desc orise_video_on_cmds[] = {
- {DTYPE_DCS_WRITE, 1, 0, 0, 10,
- sizeof(exit_sleep), exit_sleep},
- {DTYPE_DCS_WRITE, 1, 0, 0, 10,
- sizeof(display_on), display_on},
- };
- static struct dsi_cmd_desc orise_cmd_on_cmds[] = {
- {DTYPE_DCS_WRITE, 1, 0, 0, 10,
- sizeof(exit_sleep), exit_sleep},
- {DTYPE_DCS_WRITE, 1, 0, 0, 10,
- sizeof(display_on), display_on},
- };
- static struct dsi_cmd_desc orise_display_off_cmds[] = {
- {DTYPE_DCS_WRITE, 1, 0, 0, 10,
- sizeof(display_off), display_off},
- {DTYPE_DCS_WRITE, 1, 0, 0, 120,
- sizeof(enter_sleep), enter_sleep}
- };
- static int mipi_orise_lcd_on(struct platform_device *pdev)
- {
- struct msm_fb_data_type *mfd;
- struct mipi_panel_info *mipi;
- struct msm_panel_info *pinfo;
- struct dcs_cmd_req cmdreq;
- mfd = platform_get_drvdata(pdev);
- if (!mfd)
- return -ENODEV;
- if (mfd->key != MFD_KEY)
- return -EINVAL;
- pinfo = &mfd->panel_info;
- mipi = &mfd->panel_info.mipi;
- memset(&cmdreq, 0, sizeof(cmdreq));
- if (mipi->mode == DSI_VIDEO_MODE) {
- cmdreq.cmds = orise_video_on_cmds;
- cmdreq.cmds_cnt = ARRAY_SIZE(orise_video_on_cmds);
- cmdreq.flags = CMD_REQ_COMMIT;
- cmdreq.rlen = 0;
- cmdreq.cb = NULL;
- mipi_dsi_cmdlist_put(&cmdreq);
- } else {
- cmdreq.cmds = orise_cmd_on_cmds;
- cmdreq.cmds_cnt = ARRAY_SIZE(orise_cmd_on_cmds);
- cmdreq.flags = CMD_REQ_COMMIT;
- cmdreq.rlen = 0;
- cmdreq.cb = NULL;
- mipi_dsi_cmdlist_put(&cmdreq);
- mipi_dsi_cmd_bta_sw_trigger(); /* clean up ack_err_status */
- }
- return 0;
- }
- static int mipi_orise_lcd_off(struct platform_device *pdev)
- {
- struct msm_fb_data_type *mfd;
- struct dcs_cmd_req cmdreq;
- mfd = platform_get_drvdata(pdev);
- if (!mfd)
- return -ENODEV;
- if (mfd->key != MFD_KEY)
- return -EINVAL;
- memset(&cmdreq, 0, sizeof(cmdreq));
- cmdreq.cmds = orise_display_off_cmds;
- cmdreq.cmds_cnt = ARRAY_SIZE(orise_display_off_cmds);
- cmdreq.flags = CMD_REQ_COMMIT;
- cmdreq.rlen = 0;
- cmdreq.cb = NULL;
- mipi_dsi_cmdlist_put(&cmdreq);
- return 0;
- }
- static int __devinit mipi_orise_lcd_probe(struct platform_device *pdev)
- {
- struct msm_fb_data_type *mfd;
- struct mipi_panel_info *mipi;
- struct platform_device *current_pdev;
- static struct mipi_dsi_phy_ctrl *phy_settings;
- if (pdev->id == 0) {
- mipi_orise_pdata = pdev->dev.platform_data;
- if (mipi_orise_pdata
- && mipi_orise_pdata->phy_ctrl_settings) {
- phy_settings = (mipi_orise_pdata->phy_ctrl_settings);
- }
- return 0;
- }
- current_pdev = msm_fb_add_device(pdev);
- if (current_pdev) {
- mfd = platform_get_drvdata(current_pdev);
- if (!mfd)
- return -ENODEV;
- if (mfd->key != MFD_KEY)
- return -EINVAL;
- mipi = &mfd->panel_info.mipi;
- if (phy_settings != NULL)
- mipi->dsi_phy_db = phy_settings;
- }
- return 0;
- }
- static struct platform_driver this_driver = {
- .probe = mipi_orise_lcd_probe,
- .driver = {
- .name = "mipi_orise",
- },
- };
- static struct msm_fb_panel_data orise_panel_data = {
- .on = mipi_orise_lcd_on,
- .off = mipi_orise_lcd_off,
- };
- static int ch_used[3];
- int mipi_orise_device_register(struct msm_panel_info *pinfo,
- u32 channel, u32 panel)
- {
- struct platform_device *pdev = NULL;
- int ret;
- if ((channel >= 3) || ch_used[channel])
- return -ENODEV;
- ch_used[channel] = TRUE;
- pdev = platform_device_alloc("mipi_orise", (panel << 8)|channel);
- if (!pdev)
- return -ENOMEM;
- orise_panel_data.panel_info = *pinfo;
- ret = platform_device_add_data(pdev, &orise_panel_data,
- sizeof(orise_panel_data));
- if (ret) {
- printk(KERN_ERR
- "%s: platform_device_add_data failed!\n", __func__);
- goto err_device_put;
- }
- ret = platform_device_add(pdev);
- if (ret) {
- printk(KERN_ERR
- "%s: platform_device_register failed!\n", __func__);
- goto err_device_put;
- }
- return 0;
- err_device_put:
- platform_device_put(pdev);
- return ret;
- }
- static int __init mipi_orise_lcd_init(void)
- {
- mipi_dsi_buf_alloc(&orise_tx_buf, DSI_BUF_SIZE);
- mipi_dsi_buf_alloc(&orise_rx_buf, DSI_BUF_SIZE);
- return platform_driver_register(&this_driver);
- }
- module_init(mipi_orise_lcd_init);
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