#include "dw-hdmi-audio.h"
#define HDMI_EDID_LEN 512
+#define DDC_SEGMENT_ADDR 0x30
#define RGB 0
#define YCBCR444 1
#define YCBCR422_16BITS 2
#define YCBCR422_8BITS 3
#define XVYCC444 4
+#define YCBCR420 5
enum hdmi_datamap {
RGB444_8B = 0x01,
u8 slave_reg;
bool is_regaddr;
+ bool is_segment;
};
struct dw_hdmi {
#ifdef CONFIG_SWITCH
struct switch_dev switchdev;
#endif
+ int irq;
void (*write)(struct dw_hdmi *hdmi, u8 val, int offset);
u8 (*read)(struct dw_hdmi *hdmi, int offset);
reinit_completion(&i2c->cmp);
hdmi_writeb(hdmi, i2c->slave_reg++, HDMI_I2CM_ADDRESS);
- hdmi_writeb(hdmi, HDMI_I2CM_OPERATION_READ,
- HDMI_I2CM_OPERATION);
+ if (i2c->is_segment)
+ hdmi_writeb(hdmi, HDMI_I2CM_OPERATION_READ_EXT,
+ HDMI_I2CM_OPERATION);
+ else
+ hdmi_writeb(hdmi, HDMI_I2CM_OPERATION_READ,
+ HDMI_I2CM_OPERATION);
stat = wait_for_completion_timeout(&i2c->cmp, HZ / 10);
if (!stat)
*buf++ = hdmi_readb(hdmi, HDMI_I2CM_DATAI);
}
+ i2c->is_segment = false;
return 0;
}
dev_dbg(hdmi->dev, "xfer: num: %d, addr: %#x\n", num, addr);
for (i = 0; i < num; i++) {
- if (msgs[i].addr != addr) {
- dev_warn(hdmi->dev,
- "unsupported transfer, changed slave address\n");
- return -EOPNOTSUPP;
- }
-
if (msgs[i].len == 0) {
dev_dbg(hdmi->dev,
"unsupported transfer %d/%d, no data\n",
/* Set slave device register address on transfer */
i2c->is_regaddr = false;
+ /* Set segment pointer for I2C extended read mode operation */
+ i2c->is_segment = false;
+
for (i = 0; i < num; i++) {
dev_dbg(hdmi->dev, "xfer: num: %d/%d, len: %d, flags: %#x\n",
i + 1, num, msgs[i].len, msgs[i].flags);
-
- if (msgs[i].flags & I2C_M_RD)
- ret = dw_hdmi_i2c_read(hdmi, msgs[i].buf, msgs[i].len);
- else
- ret = dw_hdmi_i2c_write(hdmi, msgs[i].buf, msgs[i].len);
-
+ if (msgs[i].addr == DDC_SEGMENT_ADDR && msgs[i].len == 1) {
+ i2c->is_segment = true;
+ hdmi_writeb(hdmi, DDC_SEGMENT_ADDR, HDMI_I2CM_SEGADDR);
+ hdmi_writeb(hdmi, *msgs[i].buf, HDMI_I2CM_SEGPTR);
+ } else {
+ if (msgs[i].flags & I2C_M_RD)
+ ret = dw_hdmi_i2c_read(hdmi, msgs[i].buf,
+ msgs[i].len);
+ else
+ ret = dw_hdmi_i2c_write(hdmi, msgs[i].buf,
+ msgs[i].len);
+ }
if (ret < 0)
break;
}
color_format = 0x07;
else
return;
- } else if (hdmi->hdmi_data.enc_in_format == YCBCR444) {
+ } else if (hdmi->hdmi_data.enc_in_format == YCBCR444 ||
+ hdmi->hdmi_data.enc_in_format == YCBCR420) {
if (hdmi->hdmi_data.enc_color_depth == 8)
color_format = 0x09;
else if (hdmi->hdmi_data.enc_color_depth == 10)
u8 val, vp_conf;
if (hdmi_data->enc_out_format == RGB ||
- hdmi_data->enc_out_format == YCBCR444) {
+ hdmi_data->enc_out_format == YCBCR444 ||
+ hdmi_data->enc_out_format == YCBCR420) {
if (!hdmi_data->enc_color_depth) {
output_select = HDMI_VP_CONF_OUTPUT_SELECTOR_BYPASS;
} else if (hdmi_data->enc_color_depth == 8) {
hdmi_writeb(hdmi, HDMI_PHY_I2CM_SLAVE_ADDR_PHY_GEN2,
HDMI_PHY_I2CM_SLAVE_ADDR);
hdmi_phy_test_clear(hdmi, 0);
-
- hdmi_phy_i2c_write(hdmi, mpll_config->res[res_idx].cpce, 0x06);
+ /*
+ * RK3399 mpll clock source is vpll, also is vop clock source.
+ * vpll rate is twice of mpixelclock in YCBCR420 mode, we need
+ * to enable mpll pre-divider.
+ */
+ if (hdmi->hdmi_data.enc_in_format == YCBCR420 &&
+ hdmi->dev_type == RK3399_HDMI)
+ hdmi_phy_i2c_write(hdmi, mpll_config->res[res_idx].cpce | 4,
+ 0x06);
+ else
+ hdmi_phy_i2c_write(hdmi, mpll_config->res[res_idx].cpce, 0x06);
hdmi_phy_i2c_write(hdmi, mpll_config->res[res_idx].gmp, 0x15);
/* CURRCTRL */
frame.colorspace = HDMI_COLORSPACE_YUV444;
else if (hdmi->hdmi_data.enc_out_format == YCBCR422_8BITS)
frame.colorspace = HDMI_COLORSPACE_YUV422;
+ else if (hdmi->hdmi_data.enc_out_format == YCBCR420)
+ frame.colorspace = HDMI_COLORSPACE_YUV420;
else
frame.colorspace = HDMI_COLORSPACE_RGB;
u8 inv_val, bytes;
struct hdmi_vmode *vmode = &hdmi->hdmi_data.video_mode;
int hblank, vblank, h_de_hs, v_de_vs, hsync_len, vsync_len;
- unsigned int vdisplay;
+ unsigned int hdisplay, vdisplay;
vmode->mpixelclock = mode->crtc_clock * 1000;
-
+ if (mode->flags & DRM_MODE_FLAG_420_MASK)
+ vmode->mpixelclock /= 2;
dev_dbg(hdmi->dev, "final pixclk = %d\n", vmode->mpixelclock);
/* Set up HDMI_FC_INVIDCONF
hdmi_writeb(hdmi, inv_val, HDMI_FC_INVIDCONF);
+ hdisplay = mode->hdisplay;
+ hblank = mode->htotal - mode->hdisplay;
+ h_de_hs = mode->hsync_start - mode->hdisplay;
+ hsync_len = mode->hsync_end - mode->hsync_start;
+
+ /*
+ * When we're setting a YCbCr420 mode, we need
+ * to adjust the horizontal timing to suit.
+ */
+ if (mode->flags & DRM_MODE_FLAG_420_MASK) {
+ hdisplay /= 2;
+ hblank /= 2;
+ h_de_hs /= 2;
+ hsync_len /= 2;
+ }
+
vdisplay = mode->vdisplay;
vblank = mode->vtotal - mode->vdisplay;
v_de_vs = mode->vsync_start - mode->vdisplay;
}
/* Set up horizontal active pixel width */
- hdmi_writeb(hdmi, mode->hdisplay >> 8, HDMI_FC_INHACTV1);
- hdmi_writeb(hdmi, mode->hdisplay, HDMI_FC_INHACTV0);
+ hdmi_writeb(hdmi, hdisplay >> 8, HDMI_FC_INHACTV1);
+ hdmi_writeb(hdmi, hdisplay, HDMI_FC_INHACTV0);
/* Set up vertical active lines */
hdmi_writeb(hdmi, vdisplay >> 8, HDMI_FC_INVACTV1);
hdmi_writeb(hdmi, vdisplay, HDMI_FC_INVACTV0);
/* Set up horizontal blanking pixel region width */
- hblank = mode->htotal - mode->hdisplay;
hdmi_writeb(hdmi, hblank >> 8, HDMI_FC_INHBLANK1);
hdmi_writeb(hdmi, hblank, HDMI_FC_INHBLANK0);
hdmi_writeb(hdmi, vblank, HDMI_FC_INVBLANK);
/* Set up HSYNC active edge delay width (in pixel clks) */
- h_de_hs = mode->hsync_start - mode->hdisplay;
hdmi_writeb(hdmi, h_de_hs >> 8, HDMI_FC_HSYNCINDELAY1);
hdmi_writeb(hdmi, h_de_hs, HDMI_FC_HSYNCINDELAY0);
hdmi_writeb(hdmi, v_de_vs, HDMI_FC_VSYNCINDELAY);
/* Set up HSYNC active pulse width (in pixel clks) */
- hsync_len = mode->hsync_end - mode->hsync_start;
hdmi_writeb(hdmi, hsync_len >> 8, HDMI_FC_HSYNCINWIDTH1);
hdmi_writeb(hdmi, hsync_len, HDMI_FC_HSYNCINWIDTH0);
hdmi->hdmi_data.video_mode.mpixelrepetitioninput = 0;
}
/* TODO: Get input format from IPU (via FB driver interface) */
- hdmi->hdmi_data.enc_in_format = RGB;
-
- hdmi->hdmi_data.enc_out_format = RGB;
-
+ if (mode->flags & DRM_MODE_FLAG_420_MASK) {
+ hdmi->hdmi_data.enc_in_format = YCBCR420;
+ hdmi->hdmi_data.enc_out_format = YCBCR420;
+ } else {
+ hdmi->hdmi_data.enc_in_format = RGB;
+ hdmi->hdmi_data.enc_out_format = RGB;
+ }
hdmi->hdmi_data.enc_color_depth = 8;
/*
* According to the dw-hdmi specification 6.4.2
return -ENOMEM;
hdmi->connector.interlace_allowed = 1;
+ hdmi->connector.stereo_allowed = 1;
hdmi->plat_data = plat_data;
hdmi->dev = dev;
hdmi->disabled = true;
hdmi->rxsense = true;
hdmi->phy_mask = (u8)~(HDMI_PHY_HPD | HDMI_PHY_RX_SENSE);
+ hdmi->irq = irq;
mutex_init(&hdmi->mutex);
mutex_init(&hdmi->audio_mutex);
}
EXPORT_SYMBOL_GPL(dw_hdmi_unbind);
+static void dw_hdmi_reg_initial(struct dw_hdmi *hdmi)
+{
+ if (hdmi_readb(hdmi, HDMI_IH_MUTE)) {
+ initialize_hdmi_ih_mutes(hdmi);
+ hdmi_writeb(hdmi, HDMI_PHY_I2CM_INT_ADDR_DONE_POL,
+ HDMI_PHY_I2CM_INT_ADDR);
+
+ hdmi_writeb(hdmi, HDMI_PHY_I2CM_CTLINT_ADDR_NAC_POL |
+ HDMI_PHY_I2CM_CTLINT_ADDR_ARBITRATION_POL,
+ HDMI_PHY_I2CM_CTLINT_ADDR);
+
+ hdmi_writeb(hdmi, HDMI_PHY_HPD | HDMI_PHY_RX_SENSE,
+ HDMI_PHY_POL0);
+ hdmi_writeb(hdmi, hdmi->phy_mask, HDMI_PHY_MASK0);
+ hdmi_writeb(hdmi, ~(HDMI_IH_PHY_STAT0_HPD |
+ HDMI_IH_PHY_STAT0_RX_SENSE),
+ HDMI_IH_MUTE_PHY_STAT0);
+ }
+}
+
+void dw_hdmi_suspend(struct device *dev)
+{
+ struct dw_hdmi *hdmi = dev_get_drvdata(dev);
+
+ mutex_lock(&hdmi->mutex);
+ if (hdmi->irq)
+ disable_irq(hdmi->irq);
+ mutex_unlock(&hdmi->mutex);
+}
+EXPORT_SYMBOL_GPL(dw_hdmi_suspend);
+
+void dw_hdmi_resume(struct device *dev)
+{
+ struct dw_hdmi *hdmi = dev_get_drvdata(dev);
+
+ mutex_lock(&hdmi->mutex);
+ dw_hdmi_reg_initial(hdmi);
+ if (hdmi->irq)
+ enable_irq(hdmi->irq);
+ mutex_unlock(&hdmi->mutex);
+}
+EXPORT_SYMBOL_GPL(dw_hdmi_resume);
+
MODULE_AUTHOR("Sascha Hauer <s.hauer@pengutronix.de>");
MODULE_AUTHOR("Andy Yan <andy.yan@rock-chips.com>");
MODULE_AUTHOR("Yakir Yang <ykk@rock-chips.com>");