Lines Matching refs:pdata
224 static int __maybe_unused ti_sn65dsi86_read_u16(struct ti_sn65dsi86 *pdata, in ti_sn65dsi86_read_u16() argument
230 ret = regmap_bulk_read(pdata->regmap, reg, buf, ARRAY_SIZE(buf)); in ti_sn65dsi86_read_u16()
239 static void ti_sn65dsi86_write_u16(struct ti_sn65dsi86 *pdata, in ti_sn65dsi86_write_u16() argument
244 regmap_bulk_write(pdata->regmap, reg, buf, ARRAY_SIZE(buf)); in ti_sn65dsi86_write_u16()
247 static u32 ti_sn_bridge_get_dsi_freq(struct ti_sn65dsi86 *pdata) in ti_sn_bridge_get_dsi_freq() argument
251 &pdata->bridge.encoder->crtc->state->adjusted_mode; in ti_sn_bridge_get_dsi_freq()
254 mipi_dsi_pixel_format_to_bpp(pdata->dsi->format); in ti_sn_bridge_get_dsi_freq()
255 clk_freq_khz = bit_rate_khz / (pdata->dsi->lanes * 2); in ti_sn_bridge_get_dsi_freq()
278 static void ti_sn_bridge_set_refclk_freq(struct ti_sn65dsi86 *pdata) in ti_sn_bridge_set_refclk_freq() argument
285 if (pdata->refclk) { in ti_sn_bridge_set_refclk_freq()
286 refclk_rate = clk_get_rate(pdata->refclk); in ti_sn_bridge_set_refclk_freq()
289 clk_prepare_enable(pdata->refclk); in ti_sn_bridge_set_refclk_freq()
291 refclk_rate = ti_sn_bridge_get_dsi_freq(pdata) * 1000; in ti_sn_bridge_set_refclk_freq()
305 regmap_update_bits(pdata->regmap, SN_DPPLL_SRC_REG, REFCLK_FREQ_MASK, in ti_sn_bridge_set_refclk_freq()
312 pdata->pwm_refclk_freq = ti_sn_bridge_refclk_lut[i]; in ti_sn_bridge_set_refclk_freq()
315 static void ti_sn65dsi86_enable_comms(struct ti_sn65dsi86 *pdata) in ti_sn65dsi86_enable_comms() argument
317 mutex_lock(&pdata->comms_mutex); in ti_sn65dsi86_enable_comms()
320 ti_sn_bridge_set_refclk_freq(pdata); in ti_sn65dsi86_enable_comms()
338 regmap_update_bits(pdata->regmap, SN_HPD_DISABLE_REG, HPD_DISABLE, in ti_sn65dsi86_enable_comms()
341 pdata->comms_enabled = true; in ti_sn65dsi86_enable_comms()
343 mutex_unlock(&pdata->comms_mutex); in ti_sn65dsi86_enable_comms()
346 static void ti_sn65dsi86_disable_comms(struct ti_sn65dsi86 *pdata) in ti_sn65dsi86_disable_comms() argument
348 mutex_lock(&pdata->comms_mutex); in ti_sn65dsi86_disable_comms()
350 pdata->comms_enabled = false; in ti_sn65dsi86_disable_comms()
351 clk_disable_unprepare(pdata->refclk); in ti_sn65dsi86_disable_comms()
353 mutex_unlock(&pdata->comms_mutex); in ti_sn65dsi86_disable_comms()
358 struct ti_sn65dsi86 *pdata = dev_get_drvdata(dev); in ti_sn65dsi86_resume() local
361 ret = regulator_bulk_enable(SN_REGULATOR_SUPPLY_NUM, pdata->supplies); in ti_sn65dsi86_resume()
370 gpiod_set_value(pdata->enable_gpio, 1); in ti_sn65dsi86_resume()
379 if (pdata->refclk) in ti_sn65dsi86_resume()
380 ti_sn65dsi86_enable_comms(pdata); in ti_sn65dsi86_resume()
387 struct ti_sn65dsi86 *pdata = dev_get_drvdata(dev); in ti_sn65dsi86_suspend() local
390 if (pdata->refclk) in ti_sn65dsi86_suspend()
391 ti_sn65dsi86_disable_comms(pdata); in ti_sn65dsi86_suspend()
393 gpiod_set_value(pdata->enable_gpio, 0); in ti_sn65dsi86_suspend()
395 ret = regulator_bulk_disable(SN_REGULATOR_SUPPLY_NUM, pdata->supplies); in ti_sn65dsi86_suspend()
410 struct ti_sn65dsi86 *pdata = s->private; in status_show() local
415 pm_runtime_get_sync(pdata->dev); in status_show()
419 regmap_read(pdata->regmap, reg, &val); in status_show()
423 pm_runtime_put_autosuspend(pdata->dev); in status_show()
435 static void ti_sn65dsi86_debugfs_init(struct ti_sn65dsi86 *pdata) in ti_sn65dsi86_debugfs_init() argument
437 struct device *dev = pdata->dev; in ti_sn65dsi86_debugfs_init()
454 debugfs_create_file("status", 0600, debugfs, pdata, &status_fops); in ti_sn65dsi86_debugfs_init()
478 static int ti_sn65dsi86_add_aux_device(struct ti_sn65dsi86 *pdata, in ti_sn65dsi86_add_aux_device() argument
482 struct device *dev = pdata->dev; in ti_sn65dsi86_add_aux_device()
525 struct ti_sn65dsi86 *pdata = aux_to_ti_sn65dsi86(aux); in ti_sn_aux_transfer() local
538 pm_runtime_get_sync(pdata->dev); in ti_sn_aux_transfer()
539 mutex_lock(&pdata->comms_mutex); in ti_sn_aux_transfer()
547 if (!pdata->comms_enabled) { in ti_sn_aux_transfer()
557 regmap_write(pdata->regmap, SN_AUX_CMD_REG, request_val); in ti_sn_aux_transfer()
569 regmap_bulk_write(pdata->regmap, SN_AUX_ADDR_19_16_REG, addr_len, in ti_sn_aux_transfer()
573 regmap_bulk_write(pdata->regmap, SN_AUX_WDATA_REG(0), buf, len); in ti_sn_aux_transfer()
576 regmap_write(pdata->regmap, SN_AUX_CMD_STATUS_REG, in ti_sn_aux_transfer()
581 regmap_write(pdata->regmap, SN_AUX_CMD_REG, request_val | AUX_CMD_SEND); in ti_sn_aux_transfer()
584 ret = regmap_read_poll_timeout(pdata->regmap, SN_AUX_CMD_REG, val, in ti_sn_aux_transfer()
589 ret = regmap_read(pdata->regmap, SN_AUX_CMD_STATUS_REG, &val); in ti_sn_aux_transfer()
604 ret = regmap_read(pdata->regmap, SN_AUX_LENGTH_REG, &short_len); in ti_sn_aux_transfer()
624 ret = regmap_bulk_read(pdata->regmap, SN_AUX_RDATA_REG(0), buf, len); in ti_sn_aux_transfer()
627 mutex_unlock(&pdata->comms_mutex); in ti_sn_aux_transfer()
628 pm_runtime_mark_last_busy(pdata->dev); in ti_sn_aux_transfer()
629 pm_runtime_put_autosuspend(pdata->dev); in ti_sn_aux_transfer()
639 struct ti_sn65dsi86 *pdata = dev_get_drvdata(adev->dev.parent); in ti_sn_aux_probe() local
642 pdata->aux.name = "ti-sn65dsi86-aux"; in ti_sn_aux_probe()
643 pdata->aux.dev = &adev->dev; in ti_sn_aux_probe()
644 pdata->aux.transfer = ti_sn_aux_transfer; in ti_sn_aux_probe()
645 drm_dp_aux_init(&pdata->aux); in ti_sn_aux_probe()
647 ret = devm_of_dp_aux_populate_ep_devices(&pdata->aux); in ti_sn_aux_probe()
655 return ti_sn65dsi86_add_aux_device(pdata, &pdata->bridge_aux, "bridge"); in ti_sn_aux_probe()
678 static int ti_sn_attach_host(struct auxiliary_device *adev, struct ti_sn65dsi86 *pdata) in ti_sn_attach_host() argument
683 struct device *dev = pdata->dev; in ti_sn_attach_host()
689 host = of_find_mipi_dsi_host_by_node(pdata->host_node); in ti_sn_attach_host()
704 regmap_read(pdata->regmap, SN_DPPLL_SRC_REG, &val); in ti_sn_attach_host()
709 pdata->dsi = dsi; in ti_sn_attach_host()
717 struct ti_sn65dsi86 *pdata = bridge_to_ti_sn65dsi86(bridge); in ti_sn_bridge_attach() local
720 pdata->aux.drm_dev = bridge->dev; in ti_sn_bridge_attach()
721 ret = drm_dp_aux_register(&pdata->aux); in ti_sn_bridge_attach()
731 ret = drm_bridge_attach(bridge->encoder, pdata->next_bridge, in ti_sn_bridge_attach()
732 &pdata->bridge, flags | DRM_BRIDGE_ATTACH_NO_CONNECTOR); in ti_sn_bridge_attach()
739 pdata->connector = drm_bridge_connector_init(pdata->bridge.dev, in ti_sn_bridge_attach()
740 pdata->bridge.encoder); in ti_sn_bridge_attach()
741 if (IS_ERR(pdata->connector)) { in ti_sn_bridge_attach()
742 ret = PTR_ERR(pdata->connector); in ti_sn_bridge_attach()
746 drm_connector_attach_encoder(pdata->connector, pdata->bridge.encoder); in ti_sn_bridge_attach()
751 drm_dp_aux_unregister(&pdata->aux); in ti_sn_bridge_attach()
798 struct ti_sn65dsi86 *pdata = bridge_to_ti_sn65dsi86(bridge); in ti_sn_bridge_atomic_disable() local
801 regmap_update_bits(pdata->regmap, SN_ENH_FRAME_REG, VSTREAM_ENABLE, 0); in ti_sn_bridge_atomic_disable()
804 static void ti_sn_bridge_set_dsi_rate(struct ti_sn65dsi86 *pdata) in ti_sn_bridge_set_dsi_rate() argument
809 &pdata->bridge.encoder->crtc->state->adjusted_mode; in ti_sn_bridge_set_dsi_rate()
813 mipi_dsi_pixel_format_to_bpp(pdata->dsi->format); in ti_sn_bridge_set_dsi_rate()
814 clk_freq_mhz = bit_rate_mhz / (pdata->dsi->lanes * 2); in ti_sn_bridge_set_dsi_rate()
819 regmap_write(pdata->regmap, SN_DSIA_CLK_FREQ_REG, val); in ti_sn_bridge_set_dsi_rate()
839 static int ti_sn_bridge_calc_min_dp_rate_idx(struct ti_sn65dsi86 *pdata, unsigned int bpp) in ti_sn_bridge_calc_min_dp_rate_idx() argument
844 &pdata->bridge.encoder->crtc->state->adjusted_mode; in ti_sn_bridge_calc_min_dp_rate_idx()
851 1000 * pdata->dp_lanes * DP_CLK_FUDGE_DEN); in ti_sn_bridge_calc_min_dp_rate_idx()
860 static unsigned int ti_sn_bridge_read_valid_rates(struct ti_sn65dsi86 *pdata) in ti_sn_bridge_read_valid_rates() argument
869 ret = drm_dp_dpcd_readb(&pdata->aux, DP_EDP_DPCD_REV, &dpcd_val); in ti_sn_bridge_read_valid_rates()
871 DRM_DEV_ERROR(pdata->dev, in ti_sn_bridge_read_valid_rates()
880 ret = drm_dp_dpcd_read(&pdata->aux, DP_SUPPORTED_LINK_RATES, in ti_sn_bridge_read_valid_rates()
884 DRM_DEV_ERROR(pdata->dev, in ti_sn_bridge_read_valid_rates()
910 DRM_DEV_ERROR(pdata->dev, in ti_sn_bridge_read_valid_rates()
915 ret = drm_dp_dpcd_readb(&pdata->aux, DP_MAX_LINK_RATE, &dpcd_val); in ti_sn_bridge_read_valid_rates()
917 DRM_DEV_ERROR(pdata->dev, in ti_sn_bridge_read_valid_rates()
925 DRM_DEV_ERROR(pdata->dev, in ti_sn_bridge_read_valid_rates()
943 static void ti_sn_bridge_set_video_timings(struct ti_sn65dsi86 *pdata) in ti_sn_bridge_set_video_timings() argument
946 &pdata->bridge.encoder->crtc->state->adjusted_mode; in ti_sn_bridge_set_video_timings()
954 ti_sn65dsi86_write_u16(pdata, SN_CHA_ACTIVE_LINE_LENGTH_LOW_REG, in ti_sn_bridge_set_video_timings()
956 ti_sn65dsi86_write_u16(pdata, SN_CHA_VERTICAL_DISPLAY_SIZE_LOW_REG, in ti_sn_bridge_set_video_timings()
958 regmap_write(pdata->regmap, SN_CHA_HSYNC_PULSE_WIDTH_LOW_REG, in ti_sn_bridge_set_video_timings()
960 regmap_write(pdata->regmap, SN_CHA_HSYNC_PULSE_WIDTH_HIGH_REG, in ti_sn_bridge_set_video_timings()
963 regmap_write(pdata->regmap, SN_CHA_VSYNC_PULSE_WIDTH_LOW_REG, in ti_sn_bridge_set_video_timings()
965 regmap_write(pdata->regmap, SN_CHA_VSYNC_PULSE_WIDTH_HIGH_REG, in ti_sn_bridge_set_video_timings()
969 regmap_write(pdata->regmap, SN_CHA_HORIZONTAL_BACK_PORCH_REG, in ti_sn_bridge_set_video_timings()
971 regmap_write(pdata->regmap, SN_CHA_VERTICAL_BACK_PORCH_REG, in ti_sn_bridge_set_video_timings()
974 regmap_write(pdata->regmap, SN_CHA_HORIZONTAL_FRONT_PORCH_REG, in ti_sn_bridge_set_video_timings()
976 regmap_write(pdata->regmap, SN_CHA_VERTICAL_FRONT_PORCH_REG, in ti_sn_bridge_set_video_timings()
982 static unsigned int ti_sn_get_max_lanes(struct ti_sn65dsi86 *pdata) in ti_sn_get_max_lanes() argument
987 ret = drm_dp_dpcd_readb(&pdata->aux, DP_MAX_LANE_COUNT, &data); in ti_sn_get_max_lanes()
989 DRM_DEV_ERROR(pdata->dev, in ti_sn_get_max_lanes()
997 static int ti_sn_link_training(struct ti_sn65dsi86 *pdata, int dp_rate_idx, in ti_sn_link_training() argument
1005 regmap_update_bits(pdata->regmap, SN_DATARATE_CONFIG_REG, in ti_sn_link_training()
1009 regmap_write(pdata->regmap, SN_PLL_ENABLE_REG, 1); in ti_sn_link_training()
1011 ret = regmap_read_poll_timeout(pdata->regmap, SN_DPPLL_SRC_REG, val, in ti_sn_link_training()
1027 regmap_write(pdata->regmap, SN_ML_TX_MODE_REG, 0x0A); in ti_sn_link_training()
1028 ret = regmap_read_poll_timeout(pdata->regmap, SN_ML_TX_MODE_REG, val, in ti_sn_link_training()
1045 DRM_DEV_INFO(pdata->dev, "Link training needed %d retries\n", i); in ti_sn_link_training()
1050 regmap_write(pdata->regmap, SN_PLL_ENABLE_REG, 0); in ti_sn_link_training()
1058 struct ti_sn65dsi86 *pdata = bridge_to_ti_sn65dsi86(bridge); in ti_sn_bridge_atomic_enable() local
1071 dev_err_ratelimited(pdata->dev, "Could not get the connector\n"); in ti_sn_bridge_atomic_enable()
1075 max_dp_lanes = ti_sn_get_max_lanes(pdata); in ti_sn_bridge_atomic_enable()
1076 pdata->dp_lanes = min(pdata->dp_lanes, max_dp_lanes); in ti_sn_bridge_atomic_enable()
1079 val = CHA_DSI_LANES(SN_MAX_DP_LANES - pdata->dsi->lanes); in ti_sn_bridge_atomic_enable()
1080 regmap_update_bits(pdata->regmap, SN_DSI_LANES_REG, in ti_sn_bridge_atomic_enable()
1083 regmap_write(pdata->regmap, SN_LN_ASSIGN_REG, pdata->ln_assign); in ti_sn_bridge_atomic_enable()
1084 regmap_update_bits(pdata->regmap, SN_ENH_FRAME_REG, LN_POLRS_MASK, in ti_sn_bridge_atomic_enable()
1085 pdata->ln_polrs << LN_POLRS_OFFSET); in ti_sn_bridge_atomic_enable()
1088 ti_sn_bridge_set_dsi_rate(pdata); in ti_sn_bridge_atomic_enable()
1099 if (pdata->bridge.type == DRM_MODE_CONNECTOR_eDP) { in ti_sn_bridge_atomic_enable()
1100 drm_dp_dpcd_writeb(&pdata->aux, DP_EDP_CONFIGURATION_SET, in ti_sn_bridge_atomic_enable()
1103 regmap_update_bits(pdata->regmap, SN_TRAINING_SETTING_REG, in ti_sn_bridge_atomic_enable()
1106 regmap_update_bits(pdata->regmap, SN_TRAINING_SETTING_REG, in ti_sn_bridge_atomic_enable()
1113 regmap_update_bits(pdata->regmap, SN_DATA_FORMAT_REG, BPP_18_RGB, val); in ti_sn_bridge_atomic_enable()
1116 val = DP_NUM_LANES(min(pdata->dp_lanes, 3)); in ti_sn_bridge_atomic_enable()
1117 regmap_update_bits(pdata->regmap, SN_SSC_CONFIG_REG, DP_NUM_LANES_MASK, in ti_sn_bridge_atomic_enable()
1120 valid_rates = ti_sn_bridge_read_valid_rates(pdata); in ti_sn_bridge_atomic_enable()
1123 for (dp_rate_idx = ti_sn_bridge_calc_min_dp_rate_idx(pdata, bpp); in ti_sn_bridge_atomic_enable()
1129 ret = ti_sn_link_training(pdata, dp_rate_idx, &last_err_str); in ti_sn_bridge_atomic_enable()
1134 DRM_DEV_ERROR(pdata->dev, "%s (%d)\n", last_err_str, ret); in ti_sn_bridge_atomic_enable()
1139 ti_sn_bridge_set_video_timings(pdata); in ti_sn_bridge_atomic_enable()
1142 regmap_update_bits(pdata->regmap, SN_ENH_FRAME_REG, VSTREAM_ENABLE, in ti_sn_bridge_atomic_enable()
1149 struct ti_sn65dsi86 *pdata = bridge_to_ti_sn65dsi86(bridge); in ti_sn_bridge_atomic_pre_enable() local
1151 pm_runtime_get_sync(pdata->dev); in ti_sn_bridge_atomic_pre_enable()
1153 if (!pdata->refclk) in ti_sn_bridge_atomic_pre_enable()
1154 ti_sn65dsi86_enable_comms(pdata); in ti_sn_bridge_atomic_pre_enable()
1163 struct ti_sn65dsi86 *pdata = bridge_to_ti_sn65dsi86(bridge); in ti_sn_bridge_atomic_post_disable() local
1166 regmap_write(pdata->regmap, SN_ML_TX_MODE_REG, 0); in ti_sn_bridge_atomic_post_disable()
1168 regmap_update_bits(pdata->regmap, SN_SSC_CONFIG_REG, DP_NUM_LANES_MASK, 0); in ti_sn_bridge_atomic_post_disable()
1170 regmap_write(pdata->regmap, SN_PLL_ENABLE_REG, 0); in ti_sn_bridge_atomic_post_disable()
1172 if (!pdata->refclk) in ti_sn_bridge_atomic_post_disable()
1173 ti_sn65dsi86_disable_comms(pdata); in ti_sn_bridge_atomic_post_disable()
1175 pm_runtime_put_sync(pdata->dev); in ti_sn_bridge_atomic_post_disable()
1180 struct ti_sn65dsi86 *pdata = bridge_to_ti_sn65dsi86(bridge); in ti_sn_bridge_detect() local
1183 pm_runtime_get_sync(pdata->dev); in ti_sn_bridge_detect()
1184 regmap_read(pdata->regmap, SN_HPD_DISABLE_REG, &val); in ti_sn_bridge_detect()
1185 pm_runtime_put_autosuspend(pdata->dev); in ti_sn_bridge_detect()
1194 struct ti_sn65dsi86 *pdata = bridge_to_ti_sn65dsi86(bridge); in ti_sn_bridge_get_edid() local
1196 return drm_get_edid(connector, &pdata->aux.ddc); in ti_sn_bridge_get_edid()
1214 static void ti_sn_bridge_parse_lanes(struct ti_sn65dsi86 *pdata, in ti_sn_bridge_parse_lanes() argument
1258 pdata->dp_lanes = dp_lanes; in ti_sn_bridge_parse_lanes()
1259 pdata->ln_assign = ln_assign; in ti_sn_bridge_parse_lanes()
1260 pdata->ln_polrs = ln_polrs; in ti_sn_bridge_parse_lanes()
1263 static int ti_sn_bridge_parse_dsi_host(struct ti_sn65dsi86 *pdata) in ti_sn_bridge_parse_dsi_host() argument
1265 struct device_node *np = pdata->dev->of_node; in ti_sn_bridge_parse_dsi_host()
1267 pdata->host_node = of_graph_get_remote_node(np, 0, 0); in ti_sn_bridge_parse_dsi_host()
1269 if (!pdata->host_node) { in ti_sn_bridge_parse_dsi_host()
1280 struct ti_sn65dsi86 *pdata = dev_get_drvdata(adev->dev.parent); in ti_sn_bridge_probe() local
1281 struct device_node *np = pdata->dev->of_node; in ti_sn_bridge_probe()
1284 pdata->next_bridge = devm_drm_of_get_bridge(&adev->dev, np, 1, 0); in ti_sn_bridge_probe()
1285 if (IS_ERR(pdata->next_bridge)) in ti_sn_bridge_probe()
1286 return dev_err_probe(&adev->dev, PTR_ERR(pdata->next_bridge), in ti_sn_bridge_probe()
1289 ti_sn_bridge_parse_lanes(pdata, np); in ti_sn_bridge_probe()
1291 ret = ti_sn_bridge_parse_dsi_host(pdata); in ti_sn_bridge_probe()
1295 pdata->bridge.funcs = &ti_sn_bridge_funcs; in ti_sn_bridge_probe()
1296 pdata->bridge.of_node = np; in ti_sn_bridge_probe()
1297 pdata->bridge.type = pdata->next_bridge->type == DRM_MODE_CONNECTOR_DisplayPort in ti_sn_bridge_probe()
1300 if (pdata->bridge.type == DRM_MODE_CONNECTOR_DisplayPort) in ti_sn_bridge_probe()
1301 pdata->bridge.ops = DRM_BRIDGE_OP_EDID | DRM_BRIDGE_OP_DETECT; in ti_sn_bridge_probe()
1303 drm_bridge_add(&pdata->bridge); in ti_sn_bridge_probe()
1305 ret = ti_sn_attach_host(adev, pdata); in ti_sn_bridge_probe()
1314 drm_bridge_remove(&pdata->bridge); in ti_sn_bridge_probe()
1320 struct ti_sn65dsi86 *pdata = dev_get_drvdata(adev->dev.parent); in ti_sn_bridge_remove() local
1322 if (!pdata) in ti_sn_bridge_remove()
1325 drm_bridge_remove(&pdata->bridge); in ti_sn_bridge_remove()
1327 of_node_put(pdata->host_node); in ti_sn_bridge_remove()
1346 static int ti_sn_pwm_pin_request(struct ti_sn65dsi86 *pdata) in ti_sn_pwm_pin_request() argument
1348 return atomic_xchg(&pdata->pwm_pin_busy, 1) ? -EBUSY : 0; in ti_sn_pwm_pin_request()
1351 static void ti_sn_pwm_pin_release(struct ti_sn65dsi86 *pdata) in ti_sn_pwm_pin_release() argument
1353 atomic_set(&pdata->pwm_pin_busy, 0); in ti_sn_pwm_pin_release()
1363 struct ti_sn65dsi86 *pdata = pwm_chip_to_ti_sn_bridge(chip); in ti_sn_pwm_request() local
1365 return ti_sn_pwm_pin_request(pdata); in ti_sn_pwm_request()
1370 struct ti_sn65dsi86 *pdata = pwm_chip_to_ti_sn_bridge(chip); in ti_sn_pwm_free() local
1372 ti_sn_pwm_pin_release(pdata); in ti_sn_pwm_free()
1389 struct ti_sn65dsi86 *pdata = pwm_chip_to_ti_sn_bridge(chip); in ti_sn_pwm_apply() local
1398 if (!pdata->pwm_enabled) { in ti_sn_pwm_apply()
1399 ret = pm_runtime_get_sync(pdata->dev); in ti_sn_pwm_apply()
1401 pm_runtime_put_sync(pdata->dev); in ti_sn_pwm_apply()
1407 if (!pdata->pwm_enabled) { in ti_sn_pwm_apply()
1413 ret = regmap_update_bits(pdata->regmap, SN_GPIO_CTRL_REG, in ti_sn_pwm_apply()
1417 dev_err(pdata->dev, "failed to mux in PWM function\n"); in ti_sn_pwm_apply()
1458 if (state->period <= NSEC_PER_SEC / pdata->pwm_refclk_freq) { in ti_sn_pwm_apply()
1468 pdata->pwm_refclk_freq); in ti_sn_pwm_apply()
1471 pre_div = DIV64_U64_ROUND_UP(period * pdata->pwm_refclk_freq, in ti_sn_pwm_apply()
1473 scale = div64_u64(period * pdata->pwm_refclk_freq, (u64)NSEC_PER_SEC * pre_div) - 1; in ti_sn_pwm_apply()
1486 backlight = div64_u64(state->duty_cycle * pdata->pwm_refclk_freq, in ti_sn_pwm_apply()
1491 ret = regmap_write(pdata->regmap, SN_PWM_PRE_DIV_REG, pre_div); in ti_sn_pwm_apply()
1493 dev_err(pdata->dev, "failed to update PWM_PRE_DIV\n"); in ti_sn_pwm_apply()
1497 ti_sn65dsi86_write_u16(pdata, SN_BACKLIGHT_SCALE_REG, scale); in ti_sn_pwm_apply()
1498 ti_sn65dsi86_write_u16(pdata, SN_BACKLIGHT_REG, backlight); in ti_sn_pwm_apply()
1503 ret = regmap_write(pdata->regmap, SN_PWM_EN_INV_REG, pwm_en_inv); in ti_sn_pwm_apply()
1505 dev_err(pdata->dev, "failed to update PWM_EN/PWM_INV\n"); in ti_sn_pwm_apply()
1509 pdata->pwm_enabled = state->enabled; in ti_sn_pwm_apply()
1512 if (!pdata->pwm_enabled) in ti_sn_pwm_apply()
1513 pm_runtime_put_sync(pdata->dev); in ti_sn_pwm_apply()
1521 struct ti_sn65dsi86 *pdata = pwm_chip_to_ti_sn_bridge(chip); in ti_sn_pwm_get_state() local
1528 ret = regmap_read(pdata->regmap, SN_PWM_EN_INV_REG, &pwm_en_inv); in ti_sn_pwm_get_state()
1532 ret = ti_sn65dsi86_read_u16(pdata, SN_BACKLIGHT_SCALE_REG, &scale); in ti_sn_pwm_get_state()
1536 ret = ti_sn65dsi86_read_u16(pdata, SN_BACKLIGHT_REG, &backlight); in ti_sn_pwm_get_state()
1540 ret = regmap_read(pdata->regmap, SN_PWM_PRE_DIV_REG, &pre_div); in ti_sn_pwm_get_state()
1551 pdata->pwm_refclk_freq); in ti_sn_pwm_get_state()
1553 pdata->pwm_refclk_freq); in ti_sn_pwm_get_state()
1572 struct ti_sn65dsi86 *pdata = dev_get_drvdata(adev->dev.parent); in ti_sn_pwm_probe() local
1574 pdata->pchip.dev = pdata->dev; in ti_sn_pwm_probe()
1575 pdata->pchip.ops = &ti_sn_pwm_ops; in ti_sn_pwm_probe()
1576 pdata->pchip.npwm = 1; in ti_sn_pwm_probe()
1577 pdata->pchip.of_xlate = of_pwm_single_xlate; in ti_sn_pwm_probe()
1578 pdata->pchip.of_pwm_n_cells = 1; in ti_sn_pwm_probe()
1580 return pwmchip_add(&pdata->pchip); in ti_sn_pwm_probe()
1585 struct ti_sn65dsi86 *pdata = dev_get_drvdata(adev->dev.parent); in ti_sn_pwm_remove() local
1587 pwmchip_remove(&pdata->pchip); in ti_sn_pwm_remove()
1589 if (pdata->pwm_enabled) in ti_sn_pwm_remove()
1590 pm_runtime_put_sync(pdata->dev); in ti_sn_pwm_remove()
1616 static inline int ti_sn_pwm_pin_request(struct ti_sn65dsi86 *pdata) { return 0; } in ti_sn_pwm_pin_request() argument
1617 static inline void ti_sn_pwm_pin_release(struct ti_sn65dsi86 *pdata) {} in ti_sn_pwm_pin_release() argument
1647 struct ti_sn65dsi86 *pdata = gpiochip_get_data(chip); in ti_sn_bridge_gpio_get_direction() local
1655 return test_bit(offset, pdata->gchip_output) ? in ti_sn_bridge_gpio_get_direction()
1661 struct ti_sn65dsi86 *pdata = gpiochip_get_data(chip); in ti_sn_bridge_gpio_get() local
1673 pm_runtime_get_sync(pdata->dev); in ti_sn_bridge_gpio_get()
1674 ret = regmap_read(pdata->regmap, SN_GPIO_IO_REG, &val); in ti_sn_bridge_gpio_get()
1675 pm_runtime_put_autosuspend(pdata->dev); in ti_sn_bridge_gpio_get()
1686 struct ti_sn65dsi86 *pdata = gpiochip_get_data(chip); in ti_sn_bridge_gpio_set() local
1689 if (!test_bit(offset, pdata->gchip_output)) { in ti_sn_bridge_gpio_set()
1690 dev_err(pdata->dev, "Ignoring GPIO set while input\n"); in ti_sn_bridge_gpio_set()
1695 ret = regmap_update_bits(pdata->regmap, SN_GPIO_IO_REG, in ti_sn_bridge_gpio_set()
1699 dev_warn(pdata->dev, in ti_sn_bridge_gpio_set()
1706 struct ti_sn65dsi86 *pdata = gpiochip_get_data(chip); in ti_sn_bridge_gpio_direction_input() local
1710 if (!test_and_clear_bit(offset, pdata->gchip_output)) in ti_sn_bridge_gpio_direction_input()
1713 ret = regmap_update_bits(pdata->regmap, SN_GPIO_CTRL_REG, in ti_sn_bridge_gpio_direction_input()
1717 set_bit(offset, pdata->gchip_output); in ti_sn_bridge_gpio_direction_input()
1726 pm_runtime_put_autosuspend(pdata->dev); in ti_sn_bridge_gpio_direction_input()
1734 struct ti_sn65dsi86 *pdata = gpiochip_get_data(chip); in ti_sn_bridge_gpio_direction_output() local
1738 if (test_and_set_bit(offset, pdata->gchip_output)) in ti_sn_bridge_gpio_direction_output()
1741 pm_runtime_get_sync(pdata->dev); in ti_sn_bridge_gpio_direction_output()
1747 ret = regmap_update_bits(pdata->regmap, SN_GPIO_CTRL_REG, in ti_sn_bridge_gpio_direction_output()
1751 clear_bit(offset, pdata->gchip_output); in ti_sn_bridge_gpio_direction_output()
1752 pm_runtime_put_autosuspend(pdata->dev); in ti_sn_bridge_gpio_direction_output()
1760 struct ti_sn65dsi86 *pdata = gpiochip_get_data(chip); in ti_sn_bridge_gpio_request() local
1763 return ti_sn_pwm_pin_request(pdata); in ti_sn_bridge_gpio_request()
1770 struct ti_sn65dsi86 *pdata = gpiochip_get_data(chip); in ti_sn_bridge_gpio_free() local
1776 ti_sn_pwm_pin_release(pdata); in ti_sn_bridge_gpio_free()
1786 struct ti_sn65dsi86 *pdata = dev_get_drvdata(adev->dev.parent); in ti_sn_gpio_probe() local
1790 if (!of_property_read_bool(pdata->dev->of_node, "gpio-controller")) in ti_sn_gpio_probe()
1793 pdata->gchip.label = dev_name(pdata->dev); in ti_sn_gpio_probe()
1794 pdata->gchip.parent = pdata->dev; in ti_sn_gpio_probe()
1795 pdata->gchip.owner = THIS_MODULE; in ti_sn_gpio_probe()
1796 pdata->gchip.of_xlate = tn_sn_bridge_of_xlate; in ti_sn_gpio_probe()
1797 pdata->gchip.of_gpio_n_cells = 2; in ti_sn_gpio_probe()
1798 pdata->gchip.request = ti_sn_bridge_gpio_request; in ti_sn_gpio_probe()
1799 pdata->gchip.free = ti_sn_bridge_gpio_free; in ti_sn_gpio_probe()
1800 pdata->gchip.get_direction = ti_sn_bridge_gpio_get_direction; in ti_sn_gpio_probe()
1801 pdata->gchip.direction_input = ti_sn_bridge_gpio_direction_input; in ti_sn_gpio_probe()
1802 pdata->gchip.direction_output = ti_sn_bridge_gpio_direction_output; in ti_sn_gpio_probe()
1803 pdata->gchip.get = ti_sn_bridge_gpio_get; in ti_sn_gpio_probe()
1804 pdata->gchip.set = ti_sn_bridge_gpio_set; in ti_sn_gpio_probe()
1805 pdata->gchip.can_sleep = true; in ti_sn_gpio_probe()
1806 pdata->gchip.names = ti_sn_bridge_gpio_names; in ti_sn_gpio_probe()
1807 pdata->gchip.ngpio = SN_NUM_GPIOS; in ti_sn_gpio_probe()
1808 pdata->gchip.base = -1; in ti_sn_gpio_probe()
1809 ret = devm_gpiochip_add_data(&adev->dev, &pdata->gchip, pdata); in ti_sn_gpio_probe()
1811 dev_err(pdata->dev, "can't add gpio chip\n"); in ti_sn_gpio_probe()
1856 static int ti_sn65dsi86_parse_regulators(struct ti_sn65dsi86 *pdata) in ti_sn65dsi86_parse_regulators() argument
1864 pdata->supplies[i].supply = ti_sn_bridge_supply_names[i]; in ti_sn65dsi86_parse_regulators()
1866 return devm_regulator_bulk_get(pdata->dev, SN_REGULATOR_SUPPLY_NUM, in ti_sn65dsi86_parse_regulators()
1867 pdata->supplies); in ti_sn65dsi86_parse_regulators()
1874 struct ti_sn65dsi86 *pdata; in ti_sn65dsi86_probe() local
1882 pdata = devm_kzalloc(dev, sizeof(struct ti_sn65dsi86), GFP_KERNEL); in ti_sn65dsi86_probe()
1883 if (!pdata) in ti_sn65dsi86_probe()
1885 dev_set_drvdata(dev, pdata); in ti_sn65dsi86_probe()
1886 pdata->dev = dev; in ti_sn65dsi86_probe()
1888 mutex_init(&pdata->comms_mutex); in ti_sn65dsi86_probe()
1890 pdata->regmap = devm_regmap_init_i2c(client, in ti_sn65dsi86_probe()
1892 if (IS_ERR(pdata->regmap)) in ti_sn65dsi86_probe()
1893 return dev_err_probe(dev, PTR_ERR(pdata->regmap), in ti_sn65dsi86_probe()
1896 pdata->enable_gpio = devm_gpiod_get_optional(dev, "enable", in ti_sn65dsi86_probe()
1898 if (IS_ERR(pdata->enable_gpio)) in ti_sn65dsi86_probe()
1899 return dev_err_probe(dev, PTR_ERR(pdata->enable_gpio), in ti_sn65dsi86_probe()
1902 ret = ti_sn65dsi86_parse_regulators(pdata); in ti_sn65dsi86_probe()
1906 pdata->refclk = devm_clk_get_optional(dev, "refclk"); in ti_sn65dsi86_probe()
1907 if (IS_ERR(pdata->refclk)) in ti_sn65dsi86_probe()
1908 return dev_err_probe(dev, PTR_ERR(pdata->refclk), in ti_sn65dsi86_probe()
1912 pm_runtime_set_autosuspend_delay(pdata->dev, 500); in ti_sn65dsi86_probe()
1913 pm_runtime_use_autosuspend(pdata->dev); in ti_sn65dsi86_probe()
1918 ti_sn65dsi86_debugfs_init(pdata); in ti_sn65dsi86_probe()
1932 ret = ti_sn65dsi86_add_aux_device(pdata, &pdata->gpio_aux, "gpio"); in ti_sn65dsi86_probe()
1938 ret = ti_sn65dsi86_add_aux_device(pdata, &pdata->pwm_aux, "pwm"); in ti_sn65dsi86_probe()
1949 return ti_sn65dsi86_add_aux_device(pdata, &pdata->aux_aux, "aux"); in ti_sn65dsi86_probe()