diff options
Diffstat (limited to 'drivers/video/dw_mipi_dsi.c')
| -rw-r--r-- | drivers/video/dw_mipi_dsi.c | 37 |
1 files changed, 22 insertions, 15 deletions
diff --git a/drivers/video/dw_mipi_dsi.c b/drivers/video/dw_mipi_dsi.c index a5b38acabd..0cd50fd465 100644 --- a/drivers/video/dw_mipi_dsi.c +++ b/drivers/video/dw_mipi_dsi.c @@ -513,7 +513,7 @@ static void dw_mipi_dsi_init_pll(struct dw_mipi_dsi *dsi) * timeout clock division should be computed with the * high speed transmission counter timeout and byte lane... */ - dsi_write(dsi, DSI_CLKMGR_CFG, TO_CLK_DIVISION(10) | + dsi_write(dsi, DSI_CLKMGR_CFG, TO_CLK_DIVISION(0) | TX_ESC_CLK_DIVISION(esc_clk_division)); } @@ -538,9 +538,9 @@ static void dw_mipi_dsi_dpi_config(struct dw_mipi_dsi *dsi, break; } - if (device->mode_flags & DISPLAY_FLAGS_VSYNC_HIGH) + if (timings->flags & DISPLAY_FLAGS_VSYNC_LOW) val |= VSYNC_ACTIVE_LOW; - if (device->mode_flags & DISPLAY_FLAGS_HSYNC_HIGH) + if (timings->flags & DISPLAY_FLAGS_HSYNC_LOW) val |= HSYNC_ACTIVE_LOW; dsi_write(dsi, DSI_DPI_VCID, DPI_VCID(dsi->channel)); @@ -552,7 +552,7 @@ static void dw_mipi_dsi_dpi_config(struct dw_mipi_dsi *dsi, * should be computed according to byte lane, lane number and only * if sending lp cmds in high speed is enable (PHY_TXREQUESTCLKHS) */ - dsi_write(dsi, DSI_DPI_LP_CMD_TIM, OUTVACT_LPCMD_TIME(4) + dsi_write(dsi, DSI_DPI_LP_CMD_TIM, OUTVACT_LPCMD_TIME(0x10) | INVACT_LPCMD_TIME(4)); } @@ -621,8 +621,8 @@ static void dw_mipi_dsi_line_timer_config(struct dw_mipi_dsi *dsi, htotal = timings->hactive.typ + timings->hfront_porch.typ + timings->hback_porch.typ + timings->hsync_len.typ; - hsa = timings->hback_porch.typ; - hbp = timings->hsync_len.typ; + hsa = timings->hsync_len.typ; + hbp = timings->hback_porch.typ; /* * TODO dw drv improvements @@ -644,9 +644,9 @@ static void dw_mipi_dsi_vertical_timing_config(struct dw_mipi_dsi *dsi, u32 vactive, vsa, vfp, vbp; vactive = timings->vactive.typ; - vsa = timings->vback_porch.typ; - vfp = timings->vfront_porch.typ; - vbp = timings->vsync_len.typ; + vsa = timings->vsync_len.typ; + vfp = timings->vfront_porch.typ; + vbp = timings->vback_porch.typ; dsi_write(dsi, DSI_VID_VACTIVE_LINES, vactive); dsi_write(dsi, DSI_VID_VSA_LINES, vsa); @@ -807,14 +807,11 @@ static int dw_mipi_dsi_init(struct udevice *dev, } ret = clk_get_by_name(device->dev, "px_clk", &clk); - if (ret) { - dev_err(device->dev, "peripheral clock get error %d\n", ret); - return ret; + if (!ret) { + /* get the pixel clock set by the clock framework */ + timings->pixelclock.typ = clk_get_rate(&clk); } - /* get the pixel clock set by the clock framework */ - timings->pixelclock.typ = clk_get_rate(&clk); - dw_mipi_dsi_bridge_set(dsi, timings); return 0; @@ -840,9 +837,19 @@ static int dw_mipi_dsi_probe(struct udevice *dev) return 0; } +#if (IS_ENABLED(CONFIG_VIDEO_IMX_DW_DSI)) +static const struct udevice_id dw_mipi_dsi_ids[] = { + { .compatible = "synopsys,dw-mipi-dsi" }, + { } +}; +#endif + U_BOOT_DRIVER(dw_mipi_dsi) = { .name = "dw_mipi_dsi", .id = UCLASS_DSI_HOST, +#if (IS_ENABLED(CONFIG_VIDEO_IMX_DW_DSI)) + .of_match = dw_mipi_dsi_ids, +#endif .probe = dw_mipi_dsi_probe, .ops = &dw_mipi_dsi_ops, .priv_auto = sizeof(struct dw_mipi_dsi), |