From: Svyatoslav Ryhel <clamor95@gmail.com>
Date: Fri, 21 Feb 2025 12:06:00 +0000 (+0200)
Subject: video: bridge: ssd2825: set default minimum tx_clk
X-Git-Tag: v2025.07-rc1~18^2~12^2~26
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=4b03bd25086b5ba7d481c1cd6ec2364b6aff70c2;p=pandora-u-boot.git

video: bridge: ssd2825: set default minimum tx_clk

If TX_CLK is not set or gives an error, use SSD2825_REF_MIN_CLK.

Signed-off-by: Svyatoslav Ryhel <clamor95@gmail.com>
---

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);