Re: [PATCH 3/6] drm: bridge: samsung-dsim: Fetch pll-clock-frequency automatically

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On 4/15/23 12:41, Adam Ford wrote:
Fetch the clock rate of "sclk_mipi" (or "pll_clk") instead of
having an entry in the device tree for samsung,pll-clock-frequency.

Signed-off-by: Adam Ford <aford173@xxxxxxxxx>
---
  drivers/gpu/drm/bridge/samsung-dsim.c | 12 ++++++------
  1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/drivers/gpu/drm/bridge/samsung-dsim.c b/drivers/gpu/drm/bridge/samsung-dsim.c
index 9fec32b44e05..73f0c3fbbdf5 100644
--- a/drivers/gpu/drm/bridge/samsung-dsim.c
+++ b/drivers/gpu/drm/bridge/samsung-dsim.c
@@ -1744,11 +1744,6 @@ static int samsung_dsim_parse_dt(struct samsung_dsim *dsi)
  	struct device_node *node = dev->of_node;
  	int ret;
- ret = samsung_dsim_of_read_u32(node, "samsung,pll-clock-frequency",
-				       &dsi->pll_clk_rate);
-	if (ret < 0)
-		return ret;
-
  	ret = samsung_dsim_of_read_u32(node, "samsung,burst-clock-frequency",
  				       &dsi->burst_clk_rate);
  	if (ret < 0)

Does this break compatibility with old samsung DTs ?



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