diff options
| -rw-r--r-- | drivers/video/bridge/ssd2825.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/video/bridge/ssd2825.c b/drivers/video/bridge/ssd2825.c index eafd9f55913..b8653cc7297 100644 --- a/drivers/video/bridge/ssd2825.c +++ b/drivers/video/bridge/ssd2825.c @@ -311,6 +311,9 @@ static void ssd2825_setup_pll(struct udevice *dev) u8 hzd, hpd; tx_freq_khz = clk_get_rate(priv->tx_clk) / 1000; + if (!tx_freq_khz || tx_freq_khz < 0) + tx_freq_khz = SSD2825_REF_MIN_CLK; + pd_lines = mipi_dsi_pixel_format_to_bpp(device->format); pclk_mult = pd_lines / device->lanes + 1; @@ -539,7 +542,7 @@ static int ssd2825_bridge_probe(struct udevice *dev) } /* get clk */ - priv->tx_clk = devm_clk_get(dev, "tx_clk"); + priv->tx_clk = devm_clk_get_optional(dev, NULL); if (IS_ERR(priv->tx_clk)) { log_err("cannot get tx_clk: %ld\n", PTR_ERR(priv->tx_clk)); return PTR_ERR(priv->tx_clk); |