| /* Copyright (c) 2008-2012, 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_toshiba.h" |
| |
| static struct pwm_device *bl_lpm; |
| static struct mipi_dsi_panel_platform_data *mipi_toshiba_pdata; |
| |
| #define TM_GET_PID(id) (((id) & 0xff00)>>8) |
| |
| static struct dsi_buf toshiba_tx_buf; |
| static struct dsi_buf toshiba_rx_buf; |
| static int mipi_toshiba_lcd_init(void); |
| |
| #ifdef TOSHIBA_CMDS_UNUSED |
| static char one_lane[3] = {0xEF, 0x60, 0x62}; |
| static char dmode_wqvga[2] = {0xB3, 0x01}; |
| static char intern_wr_clk1_wqvga[3] = {0xef, 0x2f, 0x22}; |
| static char intern_wr_clk2_wqvga[3] = {0xef, 0x6e, 0x33}; |
| static char hor_addr_2A_wqvga[5] = {0x2A, 0x00, 0x00, 0x00, 0xef}; |
| static char hor_addr_2B_wqvga[5] = {0x2B, 0x00, 0x00, 0x01, 0xaa}; |
| static char if_sel_cmd[2] = {0x53, 0x00}; |
| #endif |
| |
| static char exit_sleep[2] = {0x11, 0x00}; |
| static char display_on[2] = {0x29, 0x00}; |
| static char display_off[2] = {0x28, 0x00}; |
| static char enter_sleep[2] = {0x10, 0x00}; |
| |
| static char mcap_off[2] = {0xb2, 0x00}; |
| static char ena_test_reg[3] = {0xEF, 0x01, 0x01}; |
| static char two_lane[3] = {0xEF, 0x60, 0x63}; |
| static char non_burst_sync_pulse[3] = {0xef, 0x61, 0x09}; |
| static char dmode_wvga[2] = {0xB3, 0x00}; |
| static char intern_wr_clk1_wvga[3] = {0xef, 0x2f, 0xcc}; |
| static char intern_wr_clk2_wvga[3] = {0xef, 0x6e, 0xdd}; |
| static char hor_addr_2A_wvga[5] = {0x2A, 0x00, 0x00, 0x01, 0xdf}; |
| static char hor_addr_2B_wvga[5] = {0x2B, 0x00, 0x00, 0x03, 0x55}; |
| static char if_sel_video[2] = {0x53, 0x01}; |
| |
| static struct dsi_cmd_desc toshiba_wvga_display_on_cmds[] = { |
| {DTYPE_GEN_LWRITE, 1, 0, 0, 0, sizeof(mcap_off), mcap_off}, |
| {DTYPE_GEN_LWRITE, 1, 0, 0, 0, sizeof(ena_test_reg), ena_test_reg}, |
| {DTYPE_GEN_LWRITE, 1, 0, 0, 0, sizeof(two_lane), two_lane}, |
| {DTYPE_GEN_LWRITE, 1, 0, 0, 0, sizeof(non_burst_sync_pulse), |
| non_burst_sync_pulse}, |
| {DTYPE_GEN_LWRITE, 1, 0, 0, 0, sizeof(dmode_wvga), dmode_wvga}, |
| {DTYPE_GEN_LWRITE, 1, 0, 0, 0, sizeof(intern_wr_clk1_wvga), |
| intern_wr_clk1_wvga}, |
| {DTYPE_GEN_LWRITE, 1, 0, 0, 0, sizeof(intern_wr_clk2_wvga), |
| intern_wr_clk2_wvga}, |
| {DTYPE_DCS_LWRITE, 1, 0, 0, 0, sizeof(hor_addr_2A_wvga), |
| hor_addr_2A_wvga}, |
| {DTYPE_DCS_LWRITE, 1, 0, 0, 0, sizeof(hor_addr_2B_wvga), |
| hor_addr_2B_wvga}, |
| {DTYPE_GEN_LWRITE, 1, 0, 0, 0, sizeof(if_sel_video), if_sel_video}, |
| {DTYPE_DCS_WRITE, 1, 0, 0, 0, sizeof(exit_sleep), exit_sleep}, |
| {DTYPE_DCS_WRITE, 1, 0, 0, 0, sizeof(display_on), display_on} |
| }; |
| |
| static char mcap_start[2] = {0xb0, 0x04}; |
| static char num_out_pixelform[3] = {0xb3, 0x00, 0x87}; |
| static char dsi_ctrl[3] = {0xb6, 0x30, 0x83}; |
| static char panel_driving[7] = {0xc0, 0x01, 0x00, 0x85, 0x00, 0x00, 0x00}; |
| static char dispV_timing[5] = {0xc1, 0x00, 0x10, 0x00, 0x01}; |
| static char dispCtrl[3] = {0xc3, 0x00, 0x19}; |
| static char test_mode_c4[2] = {0xc4, 0x03}; |
| static char dispH_timing[15] = { |
| /* TYPE_DCS_LWRITE */ |
| 0xc5, 0x00, 0x01, 0x05, |
| 0x04, 0x5e, 0x00, 0x00, |
| 0x00, 0x00, 0x0b, 0x17, |
| 0x05, 0x00, 0x00 |
| }; |
| static char test_mode_c6[2] = {0xc6, 0x00}; |
| static char gamma_setA[13] = { |
| 0xc8, 0x0a, 0x15, 0x18, |
| 0x1b, 0x1c, 0x0d, 0x00, |
| 0x00, 0x00, 0x00, 0x00, |
| 0x00 |
| }; |
| static char gamma_setB[13] = { |
| 0xc9, 0x0d, 0x1d, 0x1f, |
| 0x1f, 0x1f, 0x10, 0x00, |
| 0x00, 0x00, 0x00, 0x00, |
| 0x00 |
| }; |
| static char gamma_setC[13] = { |
| 0xca, 0x1e, 0x1f, 0x1e, |
| 0x1d, 0x1d, 0x10, 0x00, |
| 0x00, 0x00, 0x00, 0x00, |
| 0x00 |
| }; |
| static char powerSet_ChrgPmp[5] = {0xd0, 0x02, 0x00, 0xa3, 0xb8}; |
| static char testMode_d1[6] = {0xd1, 0x10, 0x14, 0x53, 0x64, 0x00}; |
| static char powerSet_SrcAmp[3] = {0xd2, 0xb3, 0x00}; |
| static char powerInt_PS[3] = {0xd3, 0x33, 0x03}; |
| static char vreg[2] = {0xd5, 0x00}; |
| static char test_mode_d6[2] = {0xd6, 0x01}; |
| static char timingCtrl_d7[9] = { |
| 0xd7, 0x09, 0x00, 0x84, |
| 0x81, 0x61, 0xbc, 0xb5, |
| 0x05 |
| }; |
| static char timingCtrl_d8[7] = { |
| 0xd8, 0x04, 0x25, 0x90, |
| 0x4c, 0x92, 0x00 |
| }; |
| static char timingCtrl_d9[4] = {0xd9, 0x5b, 0x7f, 0x05}; |
| static char white_balance[6] = {0xcb, 0x00, 0x00, 0x00, 0x1c, 0x00}; |
| static char vcs_settings[2] = {0xdd, 0x53}; |
| static char vcom_dc_settings[2] = {0xde, 0x43}; |
| static char testMode_e3[5] = {0xe3, 0x00, 0x00, 0x00, 0x00}; |
| static char testMode_e4[6] = {0xe4, 0x00, 0x00, 0x22, 0xaa, 0x00}; |
| static char testMode_e5[2] = {0xe5, 0x00}; |
| static char testMode_fa[4] = {0xfa, 0x00, 0x00, 0x00}; |
| static char testMode_fd[5] = {0xfd, 0x00, 0x00, 0x00, 0x00}; |
| static char testMode_fe[5] = {0xfe, 0x00, 0x00, 0x00, 0x00}; |
| static char mcap_end[2] = {0xb0, 0x03}; |
| static char set_add_mode[2] = {0x36, 0x0}; |
| static char set_pixel_format[2] = {0x3a, 0x70}; |
| |
| |
| static struct dsi_cmd_desc toshiba_wsvga_display_on_cmds[] = { |
| {DTYPE_GEN_WRITE2, 1, 0, 0, 10, sizeof(mcap_start), mcap_start}, |
| {DTYPE_GEN_LWRITE, 1, 0, 0, 10, sizeof(num_out_pixelform), |
| num_out_pixelform}, |
| {DTYPE_GEN_LWRITE, 1, 0, 0, 10, sizeof(dsi_ctrl), dsi_ctrl}, |
| {DTYPE_GEN_LWRITE, 1, 0, 0, 0, sizeof(panel_driving), panel_driving}, |
| {DTYPE_GEN_LWRITE, 1, 0, 0, 0, sizeof(dispV_timing), dispV_timing}, |
| {DTYPE_GEN_LWRITE, 1, 0, 0, 0, sizeof(dispCtrl), dispCtrl}, |
| {DTYPE_GEN_WRITE2, 1, 0, 0, 0, sizeof(test_mode_c4), test_mode_c4}, |
| {DTYPE_GEN_LWRITE, 1, 0, 0, 0, sizeof(dispH_timing), dispH_timing}, |
| {DTYPE_GEN_WRITE2, 1, 0, 0, 0, sizeof(test_mode_c6), test_mode_c6}, |
| {DTYPE_GEN_LWRITE, 1, 0, 0, 0, sizeof(gamma_setA), gamma_setA}, |
| {DTYPE_GEN_LWRITE, 1, 0, 0, 0, sizeof(gamma_setB), gamma_setB}, |
| {DTYPE_GEN_LWRITE, 1, 0, 0, 0, sizeof(gamma_setC), gamma_setC}, |
| {DTYPE_GEN_LWRITE, 1, 0, 0, 0, sizeof(powerSet_ChrgPmp), |
| powerSet_ChrgPmp}, |
| {DTYPE_GEN_LWRITE, 1, 0, 0, 0, sizeof(testMode_d1), testMode_d1}, |
| {DTYPE_GEN_LWRITE, 1, 0, 0, 0, sizeof(powerSet_SrcAmp), |
| powerSet_SrcAmp}, |
| {DTYPE_GEN_LWRITE, 1, 0, 0, 0, sizeof(powerInt_PS), powerInt_PS}, |
| {DTYPE_GEN_WRITE2, 1, 0, 0, 0, sizeof(vreg), vreg}, |
| {DTYPE_GEN_WRITE2, 1, 0, 0, 0, sizeof(test_mode_d6), test_mode_d6}, |
| {DTYPE_GEN_LWRITE, 1, 0, 0, 0, sizeof(timingCtrl_d7), timingCtrl_d7}, |
| {DTYPE_GEN_LWRITE, 1, 0, 0, 0, sizeof(timingCtrl_d8), timingCtrl_d8}, |
| {DTYPE_GEN_LWRITE, 1, 0, 0, 0, sizeof(timingCtrl_d9), timingCtrl_d9}, |
| {DTYPE_GEN_LWRITE, 1, 0, 0, 0, sizeof(white_balance), white_balance}, |
| {DTYPE_GEN_WRITE2, 1, 0, 0, 0, sizeof(vcs_settings), vcs_settings}, |
| {DTYPE_GEN_WRITE2, 1, 0, 0, 0, sizeof(vcom_dc_settings), |
| vcom_dc_settings}, |
| {DTYPE_GEN_LWRITE, 1, 0, 0, 0, sizeof(testMode_e3), testMode_e3}, |
| {DTYPE_GEN_LWRITE, 1, 0, 0, 0, sizeof(testMode_e4), testMode_e4}, |
| {DTYPE_GEN_WRITE2, 1, 0, 0, 0, sizeof(testMode_e5), testMode_e5}, |
| {DTYPE_GEN_LWRITE, 1, 0, 0, 0, sizeof(testMode_fa), testMode_fa}, |
| {DTYPE_GEN_LWRITE, 1, 0, 0, 0, sizeof(testMode_fd), testMode_fd}, |
| {DTYPE_GEN_LWRITE, 1, 0, 0, 0, sizeof(testMode_fe), testMode_fe}, |
| {DTYPE_GEN_WRITE2, 1, 0, 0, 0, sizeof(mcap_end), mcap_end}, |
| {DTYPE_DCS_WRITE1, 1, 0, 0, 0, sizeof(set_add_mode), set_add_mode}, |
| {DTYPE_DCS_WRITE1, 1, 0, 0, 0, sizeof(set_pixel_format), |
| set_pixel_format}, |
| {DTYPE_DCS_WRITE, 1, 0, 0, 120, sizeof(exit_sleep), exit_sleep}, |
| {DTYPE_DCS_WRITE, 1, 0, 0, 50, sizeof(display_on), display_on} |
| }; |
| |
| static struct dsi_cmd_desc toshiba_display_off_cmds[] = { |
| {DTYPE_DCS_WRITE, 1, 0, 0, 50, sizeof(display_off), display_off}, |
| {DTYPE_DCS_WRITE, 1, 0, 0, 120, sizeof(enter_sleep), enter_sleep} |
| }; |
| |
| static int mipi_toshiba_lcd_on(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; |
| |
| if (TM_GET_PID(mfd->panel.id) == MIPI_DSI_PANEL_WVGA_PT) { |
| cmdreq.cmds = toshiba_wvga_display_on_cmds; |
| cmdreq.cmds_cnt = ARRAY_SIZE(toshiba_wvga_display_on_cmds); |
| cmdreq.flags = CMD_REQ_COMMIT; |
| cmdreq.rlen = 0; |
| cmdreq.cb = NULL; |
| mipi_dsi_cmdlist_put(&cmdreq); |
| } else if (TM_GET_PID(mfd->panel.id) == MIPI_DSI_PANEL_WSVGA_PT || |
| TM_GET_PID(mfd->panel.id) == MIPI_DSI_PANEL_WUXGA) { |
| cmdreq.cmds = toshiba_wsvga_display_on_cmds; |
| cmdreq.cmds_cnt = ARRAY_SIZE(toshiba_wsvga_display_on_cmds); |
| cmdreq.flags = CMD_REQ_COMMIT; |
| cmdreq.rlen = 0; |
| cmdreq.cb = NULL; |
| mipi_dsi_cmdlist_put(&cmdreq); |
| } else |
| return -EINVAL; |
| |
| return 0; |
| } |
| |
| static int mipi_toshiba_early_off(struct platform_device *pdev) |
| { |
| return 0; |
| } |
| |
| static int mipi_toshiba_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; |
| |
| cmdreq.cmds = toshiba_display_off_cmds; |
| cmdreq.cmds_cnt = ARRAY_SIZE(toshiba_display_off_cmds); |
| cmdreq.flags = CMD_REQ_COMMIT; |
| cmdreq.rlen = 0; |
| cmdreq.cb = NULL; |
| |
| mipi_dsi_cmdlist_put(&cmdreq); |
| return 0; |
| } |
| |
| static int mipi_toshiba_lcd_late_init(struct platform_device *pdev) |
| { |
| return 0; |
| } |
| |
| void mipi_bklight_pwm_cfg(void) |
| { |
| if (mipi_toshiba_pdata && mipi_toshiba_pdata->dsi_pwm_cfg) |
| mipi_toshiba_pdata->dsi_pwm_cfg(); |
| } |
| |
| static void mipi_toshiba_set_backlight(struct msm_fb_data_type *mfd) |
| { |
| int ret; |
| static int bklight_pwm_cfg; |
| |
| if (bklight_pwm_cfg == 0) { |
| mipi_bklight_pwm_cfg(); |
| bklight_pwm_cfg++; |
| } |
| |
| if (bl_lpm) { |
| ret = pwm_config(bl_lpm, MIPI_TOSHIBA_PWM_DUTY_LEVEL * |
| mfd->bl_level, MIPI_TOSHIBA_PWM_PERIOD_USEC); |
| if (ret) { |
| pr_err("pwm_config on lpm failed %d\n", ret); |
| return; |
| } |
| if (mfd->bl_level) { |
| ret = pwm_enable(bl_lpm); |
| if (ret) |
| pr_err("pwm enable/disable on lpm failed" |
| "for bl %d\n", mfd->bl_level); |
| } else { |
| pwm_disable(bl_lpm); |
| } |
| } |
| } |
| |
| static int __devinit mipi_toshiba_lcd_probe(struct platform_device *pdev) |
| { |
| if (pdev->id == 0) { |
| mipi_toshiba_pdata = pdev->dev.platform_data; |
| return 0; |
| } |
| |
| if (mipi_toshiba_pdata == NULL) { |
| pr_err("%s.invalid platform data.\n", __func__); |
| return -ENODEV; |
| } |
| |
| if (mipi_toshiba_pdata != NULL) |
| bl_lpm = pwm_request(mipi_toshiba_pdata->gpio[0], |
| "backlight"); |
| |
| if (bl_lpm == NULL || IS_ERR(bl_lpm)) { |
| pr_err("%s pwm_request() failed\n", __func__); |
| bl_lpm = NULL; |
| } |
| pr_debug("bl_lpm = %p lpm = %d\n", bl_lpm, |
| mipi_toshiba_pdata->gpio[0]); |
| |
| msm_fb_add_device(pdev); |
| |
| return 0; |
| } |
| |
| static struct platform_driver this_driver = { |
| .probe = mipi_toshiba_lcd_probe, |
| .driver = { |
| .name = "mipi_toshiba", |
| }, |
| }; |
| |
| static struct msm_fb_panel_data toshiba_panel_data = { |
| .on = mipi_toshiba_lcd_on, |
| .off = mipi_toshiba_lcd_off, |
| .late_init = mipi_toshiba_lcd_late_init, |
| .early_off = mipi_toshiba_early_off, |
| .set_backlight = mipi_toshiba_set_backlight, |
| }; |
| |
| static int ch_used[3]; |
| |
| int mipi_toshiba_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; |
| |
| ret = mipi_toshiba_lcd_init(); |
| if (ret) { |
| pr_err("mipi_toshiba_lcd_init() failed with ret %u\n", ret); |
| return ret; |
| } |
| |
| pdev = platform_device_alloc("mipi_toshiba", (panel << 8)|channel); |
| if (!pdev) |
| return -ENOMEM; |
| |
| toshiba_panel_data.panel_info = *pinfo; |
| |
| ret = platform_device_add_data(pdev, &toshiba_panel_data, |
| sizeof(toshiba_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 mipi_toshiba_lcd_init(void) |
| { |
| mipi_dsi_buf_alloc(&toshiba_tx_buf, DSI_BUF_SIZE); |
| mipi_dsi_buf_alloc(&toshiba_rx_buf, DSI_BUF_SIZE); |
| |
| return platform_driver_register(&this_driver); |
| } |