Lines Matching +full:hdmi +full:- +full:connector
1 // SPDX-License-Identifier: GPL-2.0-only
11 #include <linux/hdmi.h>
25 #include <sound/hdmi-codec.h>
39 struct drm_connector connector; member
55 static inline u8 hdmi_readb(struct zx_hdmi *hdmi, u16 offset) in hdmi_readb() argument
57 return readl_relaxed(hdmi->mmio + offset * 4); in hdmi_readb()
60 static inline void hdmi_writeb(struct zx_hdmi *hdmi, u16 offset, u8 val) in hdmi_writeb() argument
62 writel_relaxed(val, hdmi->mmio + offset * 4); in hdmi_writeb()
65 static inline void hdmi_writeb_mask(struct zx_hdmi *hdmi, u16 offset, in hdmi_writeb_mask() argument
70 tmp = hdmi_readb(hdmi, offset); in hdmi_writeb_mask()
72 hdmi_writeb(hdmi, offset, tmp); in hdmi_writeb_mask()
75 static int zx_hdmi_infoframe_trans(struct zx_hdmi *hdmi, in zx_hdmi_infoframe_trans() argument
82 hdmi_writeb(hdmi, TPI_INFO_FSEL, fsel); in zx_hdmi_infoframe_trans()
86 DRM_DEV_ERROR(hdmi->dev, "failed to pack infoframe: %d\n", num); in zx_hdmi_infoframe_trans()
91 hdmi_writeb(hdmi, TPI_INFO_B0 + i, buffer[i]); in zx_hdmi_infoframe_trans()
93 hdmi_writeb_mask(hdmi, TPI_INFO_EN, TPI_INFO_TRANS_RPT, in zx_hdmi_infoframe_trans()
95 hdmi_writeb_mask(hdmi, TPI_INFO_EN, TPI_INFO_TRANS_EN, in zx_hdmi_infoframe_trans()
101 static int zx_hdmi_config_video_vsi(struct zx_hdmi *hdmi, in zx_hdmi_config_video_vsi() argument
107 ret = drm_hdmi_vendor_infoframe_from_display_mode(&frame.vendor.hdmi, in zx_hdmi_config_video_vsi()
108 &hdmi->connector, in zx_hdmi_config_video_vsi()
111 DRM_DEV_ERROR(hdmi->dev, "failed to get vendor infoframe: %d\n", in zx_hdmi_config_video_vsi()
116 return zx_hdmi_infoframe_trans(hdmi, &frame, FSEL_VSIF); in zx_hdmi_config_video_vsi()
119 static int zx_hdmi_config_video_avi(struct zx_hdmi *hdmi, in zx_hdmi_config_video_avi() argument
126 &hdmi->connector, in zx_hdmi_config_video_avi()
129 DRM_DEV_ERROR(hdmi->dev, "failed to get avi infoframe: %d\n", in zx_hdmi_config_video_avi()
134 /* We always use YUV444 for HDMI output. */ in zx_hdmi_config_video_avi()
137 return zx_hdmi_infoframe_trans(hdmi, &frame, FSEL_AVI); in zx_hdmi_config_video_avi()
144 struct zx_hdmi *hdmi = to_zx_hdmi(encoder); in zx_hdmi_encoder_mode_set() local
146 if (hdmi->sink_is_hdmi) { in zx_hdmi_encoder_mode_set()
147 zx_hdmi_config_video_avi(hdmi, mode); in zx_hdmi_encoder_mode_set()
148 zx_hdmi_config_video_vsi(hdmi, mode); in zx_hdmi_encoder_mode_set()
152 static void zx_hdmi_phy_start(struct zx_hdmi *hdmi) in zx_hdmi_phy_start() argument
155 hdmi_writeb(hdmi, 0x222, 0x0); in zx_hdmi_phy_start()
156 hdmi_writeb(hdmi, 0x224, 0x4); in zx_hdmi_phy_start()
157 hdmi_writeb(hdmi, 0x909, 0x0); in zx_hdmi_phy_start()
158 hdmi_writeb(hdmi, 0x7b0, 0x90); in zx_hdmi_phy_start()
159 hdmi_writeb(hdmi, 0x7b1, 0x00); in zx_hdmi_phy_start()
160 hdmi_writeb(hdmi, 0x7b2, 0xa7); in zx_hdmi_phy_start()
161 hdmi_writeb(hdmi, 0x7b8, 0xaa); in zx_hdmi_phy_start()
162 hdmi_writeb(hdmi, 0x7b2, 0xa7); in zx_hdmi_phy_start()
163 hdmi_writeb(hdmi, 0x7b3, 0x0f); in zx_hdmi_phy_start()
164 hdmi_writeb(hdmi, 0x7b4, 0x0f); in zx_hdmi_phy_start()
165 hdmi_writeb(hdmi, 0x7b5, 0x55); in zx_hdmi_phy_start()
166 hdmi_writeb(hdmi, 0x7b7, 0x03); in zx_hdmi_phy_start()
167 hdmi_writeb(hdmi, 0x7b9, 0x12); in zx_hdmi_phy_start()
168 hdmi_writeb(hdmi, 0x7ba, 0x32); in zx_hdmi_phy_start()
169 hdmi_writeb(hdmi, 0x7bc, 0x68); in zx_hdmi_phy_start()
170 hdmi_writeb(hdmi, 0x7be, 0x40); in zx_hdmi_phy_start()
171 hdmi_writeb(hdmi, 0x7bf, 0x84); in zx_hdmi_phy_start()
172 hdmi_writeb(hdmi, 0x7c1, 0x0f); in zx_hdmi_phy_start()
173 hdmi_writeb(hdmi, 0x7c8, 0x02); in zx_hdmi_phy_start()
174 hdmi_writeb(hdmi, 0x7c9, 0x03); in zx_hdmi_phy_start()
175 hdmi_writeb(hdmi, 0x7ca, 0x40); in zx_hdmi_phy_start()
176 hdmi_writeb(hdmi, 0x7dc, 0x31); in zx_hdmi_phy_start()
177 hdmi_writeb(hdmi, 0x7e2, 0x04); in zx_hdmi_phy_start()
178 hdmi_writeb(hdmi, 0x7e0, 0x06); in zx_hdmi_phy_start()
179 hdmi_writeb(hdmi, 0x7cb, 0x68); in zx_hdmi_phy_start()
180 hdmi_writeb(hdmi, 0x7f9, 0x02); in zx_hdmi_phy_start()
181 hdmi_writeb(hdmi, 0x7b6, 0x02); in zx_hdmi_phy_start()
182 hdmi_writeb(hdmi, 0x7f3, 0x0); in zx_hdmi_phy_start()
185 static void zx_hdmi_hw_enable(struct zx_hdmi *hdmi) in zx_hdmi_hw_enable() argument
188 hdmi_writeb_mask(hdmi, CLKPWD, CLKPWD_PDIDCK, CLKPWD_PDIDCK); in zx_hdmi_hw_enable()
190 /* Enable HDMI for TX */ in zx_hdmi_hw_enable()
191 hdmi_writeb_mask(hdmi, FUNC_SEL, FUNC_HDMI_EN, FUNC_HDMI_EN); in zx_hdmi_hw_enable()
194 hdmi_writeb_mask(hdmi, P2T_CTRL, P2T_DC_PKT_EN, P2T_DC_PKT_EN); in zx_hdmi_hw_enable()
196 /* Enable HDMI/MHL mode for output */ in zx_hdmi_hw_enable()
197 hdmi_writeb_mask(hdmi, TEST_TXCTRL, TEST_TXCTRL_HDMI_MODE, in zx_hdmi_hw_enable()
201 hdmi_writeb(hdmi, HDMICTL4, 0x3); in zx_hdmi_hw_enable()
204 hdmi_writeb_mask(hdmi, INTR1_MASK, INTR1_MONITOR_DETECT, in zx_hdmi_hw_enable()
208 zx_hdmi_phy_start(hdmi); in zx_hdmi_hw_enable()
211 static void zx_hdmi_hw_disable(struct zx_hdmi *hdmi) in zx_hdmi_hw_disable() argument
214 hdmi_writeb_mask(hdmi, INTR1_MASK, INTR1_MONITOR_DETECT, 0); in zx_hdmi_hw_disable()
217 hdmi_writeb_mask(hdmi, P2T_CTRL, P2T_DC_PKT_EN, P2T_DC_PKT_EN); in zx_hdmi_hw_disable()
219 /* Disable HDMI for TX */ in zx_hdmi_hw_disable()
220 hdmi_writeb_mask(hdmi, FUNC_SEL, FUNC_HDMI_EN, 0); in zx_hdmi_hw_disable()
223 hdmi_writeb_mask(hdmi, CLKPWD, CLKPWD_PDIDCK, 0); in zx_hdmi_hw_disable()
228 struct zx_hdmi *hdmi = to_zx_hdmi(encoder); in zx_hdmi_encoder_enable() local
230 clk_prepare_enable(hdmi->cec_clk); in zx_hdmi_encoder_enable()
231 clk_prepare_enable(hdmi->osc_clk); in zx_hdmi_encoder_enable()
232 clk_prepare_enable(hdmi->xclk); in zx_hdmi_encoder_enable()
234 zx_hdmi_hw_enable(hdmi); in zx_hdmi_encoder_enable()
236 vou_inf_enable(VOU_HDMI, encoder->crtc); in zx_hdmi_encoder_enable()
241 struct zx_hdmi *hdmi = to_zx_hdmi(encoder); in zx_hdmi_encoder_disable() local
243 vou_inf_disable(VOU_HDMI, encoder->crtc); in zx_hdmi_encoder_disable()
245 zx_hdmi_hw_disable(hdmi); in zx_hdmi_encoder_disable()
247 clk_disable_unprepare(hdmi->xclk); in zx_hdmi_encoder_disable()
248 clk_disable_unprepare(hdmi->osc_clk); in zx_hdmi_encoder_disable()
249 clk_disable_unprepare(hdmi->cec_clk); in zx_hdmi_encoder_disable()
258 static int zx_hdmi_connector_get_modes(struct drm_connector *connector) in zx_hdmi_connector_get_modes() argument
260 struct zx_hdmi *hdmi = to_zx_hdmi(connector); in zx_hdmi_connector_get_modes() local
264 edid = drm_get_edid(connector, &hdmi->ddc->adap); in zx_hdmi_connector_get_modes()
268 hdmi->sink_is_hdmi = drm_detect_hdmi_monitor(edid); in zx_hdmi_connector_get_modes()
269 hdmi->sink_has_audio = drm_detect_monitor_audio(edid); in zx_hdmi_connector_get_modes()
270 drm_connector_update_edid_property(connector, edid); in zx_hdmi_connector_get_modes()
271 ret = drm_add_edid_modes(connector, edid); in zx_hdmi_connector_get_modes()
278 zx_hdmi_connector_mode_valid(struct drm_connector *connector, in zx_hdmi_connector_mode_valid() argument
290 zx_hdmi_connector_detect(struct drm_connector *connector, bool force) in zx_hdmi_connector_detect() argument
292 struct zx_hdmi *hdmi = to_zx_hdmi(connector); in zx_hdmi_connector_detect() local
294 return (hdmi_readb(hdmi, TPI_HPD_RSEN) & TPI_HPD_CONNECTION) ? in zx_hdmi_connector_detect()
307 static int zx_hdmi_register(struct drm_device *drm, struct zx_hdmi *hdmi) in zx_hdmi_register() argument
309 struct drm_encoder *encoder = &hdmi->encoder; in zx_hdmi_register()
311 encoder->possible_crtcs = VOU_CRTC_MASK; in zx_hdmi_register()
316 hdmi->connector.polled = DRM_CONNECTOR_POLL_HPD; in zx_hdmi_register()
318 drm_connector_init_with_ddc(drm, &hdmi->connector, in zx_hdmi_register()
321 &hdmi->ddc->adap); in zx_hdmi_register()
322 drm_connector_helper_add(&hdmi->connector, in zx_hdmi_register()
325 drm_connector_attach_encoder(&hdmi->connector, encoder); in zx_hdmi_register()
332 struct zx_hdmi *hdmi = dev_id; in zx_hdmi_irq_thread() local
334 drm_helper_hpd_irq_event(hdmi->connector.dev); in zx_hdmi_irq_thread()
341 struct zx_hdmi *hdmi = dev_id; in zx_hdmi_irq_handler() local
344 lstat = hdmi_readb(hdmi, L1_INTR_STAT); in zx_hdmi_irq_handler()
350 stat = hdmi_readb(hdmi, INTR1_STAT); in zx_hdmi_irq_handler()
351 hdmi_writeb(hdmi, INTR1_STAT, stat); in zx_hdmi_irq_handler()
362 struct zx_hdmi *hdmi = dev_get_drvdata(dev); in zx_hdmi_audio_startup() local
363 struct drm_encoder *encoder = &hdmi->encoder; in zx_hdmi_audio_startup()
365 vou_inf_hdmi_audio_sel(encoder->crtc, VOU_HDMI_AUD_SPDIF); in zx_hdmi_audio_startup()
372 struct zx_hdmi *hdmi = dev_get_drvdata(dev); in zx_hdmi_audio_shutdown() local
375 hdmi_writeb_mask(hdmi, AUD_EN, AUD_IN_EN, 0); in zx_hdmi_audio_shutdown()
395 struct zx_hdmi *hdmi = dev_get_drvdata(dev); in zx_hdmi_audio_hw_params() local
396 struct hdmi_audio_infoframe *cea = ¶ms->cea; in zx_hdmi_audio_hw_params()
401 if (daifmt->fmt != HDMI_SPDIF) { in zx_hdmi_audio_hw_params()
402 DRM_DEV_ERROR(hdmi->dev, "invalid daifmt %d\n", daifmt->fmt); in zx_hdmi_audio_hw_params()
403 return -EINVAL; in zx_hdmi_audio_hw_params()
406 switch (params->sample_width) { in zx_hdmi_audio_hw_params()
408 hdmi_writeb_mask(hdmi, TPI_AUD_CONFIG, SPDIF_SAMPLE_SIZE_MASK, in zx_hdmi_audio_hw_params()
412 hdmi_writeb_mask(hdmi, TPI_AUD_CONFIG, SPDIF_SAMPLE_SIZE_MASK, in zx_hdmi_audio_hw_params()
416 hdmi_writeb_mask(hdmi, TPI_AUD_CONFIG, SPDIF_SAMPLE_SIZE_MASK, in zx_hdmi_audio_hw_params()
420 DRM_DEV_ERROR(hdmi->dev, "invalid sample width %d\n", in zx_hdmi_audio_hw_params()
421 params->sample_width); in zx_hdmi_audio_hw_params()
422 return -EINVAL; in zx_hdmi_audio_hw_params()
426 n = zx_hdmi_audio_get_n(params->sample_rate); in zx_hdmi_audio_hw_params()
427 hdmi_writeb(hdmi, N_SVAL1, n & 0xff); in zx_hdmi_audio_hw_params()
428 hdmi_writeb(hdmi, N_SVAL2, (n >> 8) & 0xff); in zx_hdmi_audio_hw_params()
429 hdmi_writeb(hdmi, N_SVAL3, (n >> 16) & 0xf); in zx_hdmi_audio_hw_params()
432 hdmi_writeb_mask(hdmi, AUD_MODE, SPDIF_EN, SPDIF_EN); in zx_hdmi_audio_hw_params()
435 hdmi_writeb_mask(hdmi, AUD_EN, AUD_IN_EN, AUD_IN_EN); in zx_hdmi_audio_hw_params()
439 return zx_hdmi_infoframe_trans(hdmi, &frame, FSEL_AUDIO); in zx_hdmi_audio_hw_params()
445 struct zx_hdmi *hdmi = dev_get_drvdata(dev); in zx_hdmi_audio_mute() local
448 hdmi_writeb_mask(hdmi, TPI_AUD_CONFIG, TPI_AUD_MUTE, in zx_hdmi_audio_mute()
451 hdmi_writeb_mask(hdmi, TPI_AUD_CONFIG, TPI_AUD_MUTE, 0); in zx_hdmi_audio_mute()
459 struct zx_hdmi *hdmi = dev_get_drvdata(dev); in zx_hdmi_audio_get_eld() local
460 struct drm_connector *connector = &hdmi->connector; in zx_hdmi_audio_get_eld() local
462 memcpy(buf, connector->eld, min(sizeof(connector->eld), len)); in zx_hdmi_audio_get_eld()
481 static int zx_hdmi_audio_register(struct zx_hdmi *hdmi) in zx_hdmi_audio_register() argument
485 pdev = platform_device_register_data(hdmi->dev, HDMI_CODEC_DRV_NAME, in zx_hdmi_audio_register()
492 hdmi->audio_pdev = pdev; in zx_hdmi_audio_register()
497 static int zx_hdmi_i2c_read(struct zx_hdmi *hdmi, struct i2c_msg *msg) in zx_hdmi_i2c_read() argument
499 int len = msg->len; in zx_hdmi_i2c_read()
500 u8 *buf = msg->buf; in zx_hdmi_i2c_read()
505 hdmi_writeb(hdmi, ZX_DDC_DIN_CNT2, (len >> 8) & 0xff); in zx_hdmi_i2c_read()
507 hdmi_writeb(hdmi, ZX_DDC_DIN_CNT1, len & 0xff); in zx_hdmi_i2c_read()
510 hdmi_writeb_mask(hdmi, ZX_DDC_CMD, DDC_CMD_MASK, DDC_CMD_CLEAR_FIFO); in zx_hdmi_i2c_read()
513 hdmi_writeb_mask(hdmi, ZX_DDC_CMD, DDC_CMD_MASK, in zx_hdmi_i2c_read()
522 cnt = hdmi_readb(hdmi, ZX_DDC_DOUT_CNT) & DDC_DOUT_CNT_MASK; in zx_hdmi_i2c_read()
525 DRM_DEV_ERROR(hdmi->dev, in zx_hdmi_i2c_read()
527 return -ETIMEDOUT; in zx_hdmi_i2c_read()
533 *buf++ = hdmi_readb(hdmi, ZX_DDC_DATA); in zx_hdmi_i2c_read()
534 len -= cnt; in zx_hdmi_i2c_read()
540 static int zx_hdmi_i2c_write(struct zx_hdmi *hdmi, struct i2c_msg *msg) in zx_hdmi_i2c_write() argument
546 if ((msg->len != 1) || in zx_hdmi_i2c_write()
547 ((msg->addr != DDC_ADDR) && (msg->addr != DDC_SEGMENT_ADDR))) in zx_hdmi_i2c_write()
548 return -EINVAL; in zx_hdmi_i2c_write()
550 if (msg->addr == DDC_SEGMENT_ADDR) in zx_hdmi_i2c_write()
551 hdmi_writeb(hdmi, ZX_DDC_SEGM, msg->addr << 1); in zx_hdmi_i2c_write()
552 else if (msg->addr == DDC_ADDR) in zx_hdmi_i2c_write()
553 hdmi_writeb(hdmi, ZX_DDC_ADDR, msg->addr << 1); in zx_hdmi_i2c_write()
555 hdmi_writeb(hdmi, ZX_DDC_OFFSET, msg->buf[0]); in zx_hdmi_i2c_write()
563 struct zx_hdmi *hdmi = i2c_get_adapdata(adap); in zx_hdmi_i2c_xfer() local
564 struct zx_hdmi_i2c *ddc = hdmi->ddc; in zx_hdmi_i2c_xfer()
567 mutex_lock(&ddc->lock); in zx_hdmi_i2c_xfer()
570 hdmi_writeb_mask(hdmi, TPI_DDC_MASTER_EN, HW_DDC_MASTER, HW_DDC_MASTER); in zx_hdmi_i2c_xfer()
573 DRM_DEV_DEBUG(hdmi->dev, in zx_hdmi_i2c_xfer()
578 ret = zx_hdmi_i2c_read(hdmi, &msgs[i]); in zx_hdmi_i2c_xfer()
580 ret = zx_hdmi_i2c_write(hdmi, &msgs[i]); in zx_hdmi_i2c_xfer()
590 hdmi_writeb_mask(hdmi, TPI_DDC_MASTER_EN, HW_DDC_MASTER, 0); in zx_hdmi_i2c_xfer()
592 mutex_unlock(&ddc->lock); in zx_hdmi_i2c_xfer()
607 static int zx_hdmi_ddc_register(struct zx_hdmi *hdmi) in zx_hdmi_ddc_register() argument
613 ddc = devm_kzalloc(hdmi->dev, sizeof(*ddc), GFP_KERNEL); in zx_hdmi_ddc_register()
615 return -ENOMEM; in zx_hdmi_ddc_register()
617 hdmi->ddc = ddc; in zx_hdmi_ddc_register()
618 mutex_init(&ddc->lock); in zx_hdmi_ddc_register()
620 adap = &ddc->adap; in zx_hdmi_ddc_register()
621 adap->owner = THIS_MODULE; in zx_hdmi_ddc_register()
622 adap->class = I2C_CLASS_DDC; in zx_hdmi_ddc_register()
623 adap->dev.parent = hdmi->dev; in zx_hdmi_ddc_register()
624 adap->algo = &zx_hdmi_algorithm; in zx_hdmi_ddc_register()
625 snprintf(adap->name, sizeof(adap->name), "zx hdmi i2c"); in zx_hdmi_ddc_register()
629 DRM_DEV_ERROR(hdmi->dev, "failed to add I2C adapter: %d\n", in zx_hdmi_ddc_register()
634 i2c_set_adapdata(adap, hdmi); in zx_hdmi_ddc_register()
644 struct zx_hdmi *hdmi; in zx_hdmi_bind() local
648 hdmi = devm_kzalloc(dev, sizeof(*hdmi), GFP_KERNEL); in zx_hdmi_bind()
649 if (!hdmi) in zx_hdmi_bind()
650 return -ENOMEM; in zx_hdmi_bind()
652 hdmi->dev = dev; in zx_hdmi_bind()
653 hdmi->drm = drm; in zx_hdmi_bind()
655 dev_set_drvdata(dev, hdmi); in zx_hdmi_bind()
658 hdmi->mmio = devm_ioremap_resource(dev, res); in zx_hdmi_bind()
659 if (IS_ERR(hdmi->mmio)) { in zx_hdmi_bind()
660 ret = PTR_ERR(hdmi->mmio); in zx_hdmi_bind()
661 DRM_DEV_ERROR(dev, "failed to remap hdmi region: %d\n", ret); in zx_hdmi_bind()
669 hdmi->cec_clk = devm_clk_get(hdmi->dev, "osc_cec"); in zx_hdmi_bind()
670 if (IS_ERR(hdmi->cec_clk)) { in zx_hdmi_bind()
671 ret = PTR_ERR(hdmi->cec_clk); in zx_hdmi_bind()
676 hdmi->osc_clk = devm_clk_get(hdmi->dev, "osc_clk"); in zx_hdmi_bind()
677 if (IS_ERR(hdmi->osc_clk)) { in zx_hdmi_bind()
678 ret = PTR_ERR(hdmi->osc_clk); in zx_hdmi_bind()
683 hdmi->xclk = devm_clk_get(hdmi->dev, "xclk"); in zx_hdmi_bind()
684 if (IS_ERR(hdmi->xclk)) { in zx_hdmi_bind()
685 ret = PTR_ERR(hdmi->xclk); in zx_hdmi_bind()
690 ret = zx_hdmi_ddc_register(hdmi); in zx_hdmi_bind()
696 ret = zx_hdmi_audio_register(hdmi); in zx_hdmi_bind()
702 ret = zx_hdmi_register(drm, hdmi); in zx_hdmi_bind()
704 DRM_DEV_ERROR(dev, "failed to register hdmi: %d\n", ret); in zx_hdmi_bind()
710 dev_name(dev), hdmi); in zx_hdmi_bind()
722 struct zx_hdmi *hdmi = dev_get_drvdata(dev); in zx_hdmi_unbind() local
724 hdmi->connector.funcs->destroy(&hdmi->connector); in zx_hdmi_unbind()
725 hdmi->encoder.funcs->destroy(&hdmi->encoder); in zx_hdmi_unbind()
727 if (hdmi->audio_pdev) in zx_hdmi_unbind()
728 platform_device_unregister(hdmi->audio_pdev); in zx_hdmi_unbind()
738 return component_add(&pdev->dev, &zx_hdmi_component_ops); in zx_hdmi_probe()
743 component_del(&pdev->dev, &zx_hdmi_component_ops); in zx_hdmi_remove()
748 { .compatible = "zte,zx296718-hdmi", },
757 .name = "zx-hdmi",