[PATCH v2 2/3] clk: xilinx: vcu: don't set pll_ref as parent of VCU(enc/dec) clocks
Rohit Visavalia
rohit.visavalia at amd.com
Thu Jan 2 09:03:58 PST 2025
CCF will try to adjust parent clock to set desire clock frequency of
child clock. So if pll_ref is not a fixed-clock then while setting rate
of enc/dec clocks pll_ref may get change, which may make VCU malfunction.
Signed-off-by: Rohit Visavalia <rohit.visavalia at amd.com>
---
Changes in v2:
- none
- Link to v1: https://lore.kernel.org/linux-clk/20241226122023.3439559-3-rohit.visavalia@amd.com
---
drivers/clk/xilinx/xlnx_vcu.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/clk/xilinx/xlnx_vcu.c b/drivers/clk/xilinx/xlnx_vcu.c
index 88b3fd8250c2..c520ae1ba65e 100644
--- a/drivers/clk/xilinx/xlnx_vcu.c
+++ b/drivers/clk/xilinx/xlnx_vcu.c
@@ -547,7 +547,7 @@ static int xvcu_register_clock_provider(struct xvcu_device *xvcu)
return PTR_ERR(hw);
xvcu->pll_post = hw;
- parent_data[0].fw_name = "pll_ref";
+ parent_data[0].fw_name = "dummy_name";
parent_data[1].hw = xvcu->pll_post;
hws[CLK_XVCU_ENC_CORE] =
--
2.25.1
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