Lines Matching refs:hdmi
11 #include <linux/hdmi.h>
25 #include <sound/hdmi-codec.h>
55 static inline u8 hdmi_readb(struct zx_hdmi *hdmi, u16 offset)
57 return readl_relaxed(hdmi->mmio + offset * 4);
60 static inline void hdmi_writeb(struct zx_hdmi *hdmi, u16 offset, u8 val)
62 writel_relaxed(val, hdmi->mmio + offset * 4);
65 static inline void hdmi_writeb_mask(struct zx_hdmi *hdmi, u16 offset,
70 tmp = hdmi_readb(hdmi, offset);
72 hdmi_writeb(hdmi, offset, tmp);
75 static int zx_hdmi_infoframe_trans(struct zx_hdmi *hdmi,
82 hdmi_writeb(hdmi, TPI_INFO_FSEL, fsel);
86 DRM_DEV_ERROR(hdmi->dev, "failed to pack infoframe: %d\n", num);
91 hdmi_writeb(hdmi, TPI_INFO_B0 + i, buffer[i]);
93 hdmi_writeb_mask(hdmi, TPI_INFO_EN, TPI_INFO_TRANS_RPT,
95 hdmi_writeb_mask(hdmi, TPI_INFO_EN, TPI_INFO_TRANS_EN,
101 static int zx_hdmi_config_video_vsi(struct zx_hdmi *hdmi,
107 ret = drm_hdmi_vendor_infoframe_from_display_mode(&frame.vendor.hdmi,
108 &hdmi->connector,
111 DRM_DEV_ERROR(hdmi->dev, "failed to get vendor infoframe: %d\n",
116 return zx_hdmi_infoframe_trans(hdmi, &frame, FSEL_VSIF);
119 static int zx_hdmi_config_video_avi(struct zx_hdmi *hdmi,
126 &hdmi->connector,
129 DRM_DEV_ERROR(hdmi->dev, "failed to get avi infoframe: %d\n",
137 return zx_hdmi_infoframe_trans(hdmi, &frame, FSEL_AVI);
144 struct zx_hdmi *hdmi = to_zx_hdmi(encoder);
146 if (hdmi->sink_is_hdmi) {
147 zx_hdmi_config_video_avi(hdmi, mode);
148 zx_hdmi_config_video_vsi(hdmi, mode);
152 static void zx_hdmi_phy_start(struct zx_hdmi *hdmi)
155 hdmi_writeb(hdmi, 0x222, 0x0);
156 hdmi_writeb(hdmi, 0x224, 0x4);
157 hdmi_writeb(hdmi, 0x909, 0x0);
158 hdmi_writeb(hdmi, 0x7b0, 0x90);
159 hdmi_writeb(hdmi, 0x7b1, 0x00);
160 hdmi_writeb(hdmi, 0x7b2, 0xa7);
161 hdmi_writeb(hdmi, 0x7b8, 0xaa);
162 hdmi_writeb(hdmi, 0x7b2, 0xa7);
163 hdmi_writeb(hdmi, 0x7b3, 0x0f);
164 hdmi_writeb(hdmi, 0x7b4, 0x0f);
165 hdmi_writeb(hdmi, 0x7b5, 0x55);
166 hdmi_writeb(hdmi, 0x7b7, 0x03);
167 hdmi_writeb(hdmi, 0x7b9, 0x12);
168 hdmi_writeb(hdmi, 0x7ba, 0x32);
169 hdmi_writeb(hdmi, 0x7bc, 0x68);
170 hdmi_writeb(hdmi, 0x7be, 0x40);
171 hdmi_writeb(hdmi, 0x7bf, 0x84);
172 hdmi_writeb(hdmi, 0x7c1, 0x0f);
173 hdmi_writeb(hdmi, 0x7c8, 0x02);
174 hdmi_writeb(hdmi, 0x7c9, 0x03);
175 hdmi_writeb(hdmi, 0x7ca, 0x40);
176 hdmi_writeb(hdmi, 0x7dc, 0x31);
177 hdmi_writeb(hdmi, 0x7e2, 0x04);
178 hdmi_writeb(hdmi, 0x7e0, 0x06);
179 hdmi_writeb(hdmi, 0x7cb, 0x68);
180 hdmi_writeb(hdmi, 0x7f9, 0x02);
181 hdmi_writeb(hdmi, 0x7b6, 0x02);
182 hdmi_writeb(hdmi, 0x7f3, 0x0);
185 static void zx_hdmi_hw_enable(struct zx_hdmi *hdmi)
188 hdmi_writeb_mask(hdmi, CLKPWD, CLKPWD_PDIDCK, CLKPWD_PDIDCK);
191 hdmi_writeb_mask(hdmi, FUNC_SEL, FUNC_HDMI_EN, FUNC_HDMI_EN);
194 hdmi_writeb_mask(hdmi, P2T_CTRL, P2T_DC_PKT_EN, P2T_DC_PKT_EN);
197 hdmi_writeb_mask(hdmi, TEST_TXCTRL, TEST_TXCTRL_HDMI_MODE,
201 hdmi_writeb(hdmi, HDMICTL4, 0x3);
204 hdmi_writeb_mask(hdmi, INTR1_MASK, INTR1_MONITOR_DETECT,
208 zx_hdmi_phy_start(hdmi);
211 static void zx_hdmi_hw_disable(struct zx_hdmi *hdmi)
214 hdmi_writeb_mask(hdmi, INTR1_MASK, INTR1_MONITOR_DETECT, 0);
217 hdmi_writeb_mask(hdmi, P2T_CTRL, P2T_DC_PKT_EN, P2T_DC_PKT_EN);
220 hdmi_writeb_mask(hdmi, FUNC_SEL, FUNC_HDMI_EN, 0);
223 hdmi_writeb_mask(hdmi, CLKPWD, CLKPWD_PDIDCK, 0);
228 struct zx_hdmi *hdmi = to_zx_hdmi(encoder);
230 clk_prepare_enable(hdmi->cec_clk);
231 clk_prepare_enable(hdmi->osc_clk);
232 clk_prepare_enable(hdmi->xclk);
234 zx_hdmi_hw_enable(hdmi);
241 struct zx_hdmi *hdmi = to_zx_hdmi(encoder);
245 zx_hdmi_hw_disable(hdmi);
247 clk_disable_unprepare(hdmi->xclk);
248 clk_disable_unprepare(hdmi->osc_clk);
249 clk_disable_unprepare(hdmi->cec_clk);
260 struct zx_hdmi *hdmi = to_zx_hdmi(connector);
264 edid = drm_get_edid(connector, &hdmi->ddc->adap);
268 hdmi->sink_is_hdmi = drm_detect_hdmi_monitor(edid);
269 hdmi->sink_has_audio = drm_detect_monitor_audio(edid);
292 struct zx_hdmi *hdmi = to_zx_hdmi(connector);
294 return (hdmi_readb(hdmi, TPI_HPD_RSEN) & TPI_HPD_CONNECTION) ?
307 static int zx_hdmi_register(struct drm_device *drm, struct zx_hdmi *hdmi)
309 struct drm_encoder *encoder = &hdmi->encoder;
316 hdmi->connector.polled = DRM_CONNECTOR_POLL_HPD;
318 drm_connector_init_with_ddc(drm, &hdmi->connector,
321 &hdmi->ddc->adap);
322 drm_connector_helper_add(&hdmi->connector,
325 drm_connector_attach_encoder(&hdmi->connector, encoder);
332 struct zx_hdmi *hdmi = dev_id;
334 drm_helper_hpd_irq_event(hdmi->connector.dev);
341 struct zx_hdmi *hdmi = dev_id;
344 lstat = hdmi_readb(hdmi, L1_INTR_STAT);
350 stat = hdmi_readb(hdmi, INTR1_STAT);
351 hdmi_writeb(hdmi, INTR1_STAT, stat);
362 struct zx_hdmi *hdmi = dev_get_drvdata(dev);
363 struct drm_encoder *encoder = &hdmi->encoder;
372 struct zx_hdmi *hdmi = dev_get_drvdata(dev);
375 hdmi_writeb_mask(hdmi, AUD_EN, AUD_IN_EN, 0);
395 struct zx_hdmi *hdmi = dev_get_drvdata(dev);
402 DRM_DEV_ERROR(hdmi->dev, "invalid daifmt %d\n", daifmt->fmt);
408 hdmi_writeb_mask(hdmi, TPI_AUD_CONFIG, SPDIF_SAMPLE_SIZE_MASK,
412 hdmi_writeb_mask(hdmi, TPI_AUD_CONFIG, SPDIF_SAMPLE_SIZE_MASK,
416 hdmi_writeb_mask(hdmi, TPI_AUD_CONFIG, SPDIF_SAMPLE_SIZE_MASK,
420 DRM_DEV_ERROR(hdmi->dev, "invalid sample width %d\n",
427 hdmi_writeb(hdmi, N_SVAL1, n & 0xff);
428 hdmi_writeb(hdmi, N_SVAL2, (n >> 8) & 0xff);
429 hdmi_writeb(hdmi, N_SVAL3, (n >> 16) & 0xf);
432 hdmi_writeb_mask(hdmi, AUD_MODE, SPDIF_EN, SPDIF_EN);
435 hdmi_writeb_mask(hdmi, AUD_EN, AUD_IN_EN, AUD_IN_EN);
439 return zx_hdmi_infoframe_trans(hdmi, &frame, FSEL_AUDIO);
445 struct zx_hdmi *hdmi = dev_get_drvdata(dev);
448 hdmi_writeb_mask(hdmi, TPI_AUD_CONFIG, TPI_AUD_MUTE,
451 hdmi_writeb_mask(hdmi, TPI_AUD_CONFIG, TPI_AUD_MUTE, 0);
459 struct zx_hdmi *hdmi = dev_get_drvdata(dev);
460 struct drm_connector *connector = &hdmi->connector;
481 static int zx_hdmi_audio_register(struct zx_hdmi *hdmi)
485 pdev = platform_device_register_data(hdmi->dev, HDMI_CODEC_DRV_NAME,
492 hdmi->audio_pdev = pdev;
497 static int zx_hdmi_i2c_read(struct zx_hdmi *hdmi, struct i2c_msg *msg)
505 hdmi_writeb(hdmi, ZX_DDC_DIN_CNT2, (len >> 8) & 0xff);
507 hdmi_writeb(hdmi, ZX_DDC_DIN_CNT1, len & 0xff);
510 hdmi_writeb_mask(hdmi, ZX_DDC_CMD, DDC_CMD_MASK, DDC_CMD_CLEAR_FIFO);
513 hdmi_writeb_mask(hdmi, ZX_DDC_CMD, DDC_CMD_MASK,
522 cnt = hdmi_readb(hdmi, ZX_DDC_DOUT_CNT) & DDC_DOUT_CNT_MASK;
525 DRM_DEV_ERROR(hdmi->dev,
533 *buf++ = hdmi_readb(hdmi, ZX_DDC_DATA);
540 static int zx_hdmi_i2c_write(struct zx_hdmi *hdmi, struct i2c_msg *msg)
551 hdmi_writeb(hdmi, ZX_DDC_SEGM, msg->addr << 1);
553 hdmi_writeb(hdmi, ZX_DDC_ADDR, msg->addr << 1);
555 hdmi_writeb(hdmi, ZX_DDC_OFFSET, msg->buf[0]);
563 struct zx_hdmi *hdmi = i2c_get_adapdata(adap);
564 struct zx_hdmi_i2c *ddc = hdmi->ddc;
570 hdmi_writeb_mask(hdmi, TPI_DDC_MASTER_EN, HW_DDC_MASTER, HW_DDC_MASTER);
573 DRM_DEV_DEBUG(hdmi->dev,
578 ret = zx_hdmi_i2c_read(hdmi, &msgs[i]);
580 ret = zx_hdmi_i2c_write(hdmi, &msgs[i]);
590 hdmi_writeb_mask(hdmi, TPI_DDC_MASTER_EN, HW_DDC_MASTER, 0);
607 static int zx_hdmi_ddc_register(struct zx_hdmi *hdmi)
613 ddc = devm_kzalloc(hdmi->dev, sizeof(*ddc), GFP_KERNEL);
617 hdmi->ddc = ddc;
623 adap->dev.parent = hdmi->dev;
625 snprintf(adap->name, sizeof(adap->name), "zx hdmi i2c");
629 DRM_DEV_ERROR(hdmi->dev, "failed to add I2C adapter: %d\n",
634 i2c_set_adapdata(adap, hdmi);
644 struct zx_hdmi *hdmi;
648 hdmi = devm_kzalloc(dev, sizeof(*hdmi), GFP_KERNEL);
649 if (!hdmi)
652 hdmi->dev = dev;
653 hdmi->drm = drm;
655 dev_set_drvdata(dev, hdmi);
658 hdmi->mmio = devm_ioremap_resource(dev, res);
659 if (IS_ERR(hdmi->mmio)) {
660 ret = PTR_ERR(hdmi->mmio);
661 DRM_DEV_ERROR(dev, "failed to remap hdmi region: %d\n", ret);
669 hdmi->cec_clk = devm_clk_get(hdmi->dev, "osc_cec");
670 if (IS_ERR(hdmi->cec_clk)) {
671 ret = PTR_ERR(hdmi->cec_clk);
676 hdmi->osc_clk = devm_clk_get(hdmi->dev, "osc_clk");
677 if (IS_ERR(hdmi->osc_clk)) {
678 ret = PTR_ERR(hdmi->osc_clk);
683 hdmi->xclk = devm_clk_get(hdmi->dev, "xclk");
684 if (IS_ERR(hdmi->xclk)) {
685 ret = PTR_ERR(hdmi->xclk);
690 ret = zx_hdmi_ddc_register(hdmi);
696 ret = zx_hdmi_audio_register(hdmi);
702 ret = zx_hdmi_register(drm, hdmi);
704 DRM_DEV_ERROR(dev, "failed to register hdmi: %d\n", ret);
710 dev_name(dev), hdmi);
722 struct zx_hdmi *hdmi = dev_get_drvdata(dev);
724 hdmi->connector.funcs->destroy(&hdmi->connector);
725 hdmi->encoder.funcs->destroy(&hdmi->encoder);
727 if (hdmi->audio_pdev)
728 platform_device_unregister(hdmi->audio_pdev);
748 { .compatible = "zte,zx296718-hdmi", },
757 .name = "zx-hdmi",