Commit f2c2fc93 authored by Stefan Eichenberger's avatar Stefan Eichenberger Committed by Abel Vesa
Browse files

clk: imx: imx8-acm: fix flags for acm clocks 



Currently, the flags for the ACM clocks are set to 0. This configuration
causes the fsl-sai audio driver to fail when attempting to set the
sysclk, returning an EINVAL error. The following error messages
highlight the issue:
fsl-sai 59090000.sai: ASoC: error at snd_soc_dai_set_sysclk on 59090000.sai: -22
imx-hdmi sound-hdmi: failed to set cpu sysclk: -22

By setting the flag CLK_SET_RATE_NO_REPARENT, we signal that the ACM
driver does not support reparenting and instead relies on the clock tree
as defined in the device tree. This change resolves the issue with the
fsl-sai audio driver.

CC: stable@vger.kernel.org
Fixes: d3a0946d ("clk: imx: imx8: add audio clock mux driver")
Signed-off-by: default avatarStefan Eichenberger <stefan.eichenberger@toradex.com>
Signed-off-by: default avatarShengjiu Wang <shengjiu.wang@nxp.com>
Reviewed-by: default avatarPeng Fan <peng.fan@nxp.com>
Link: https://patch.msgid.link/20260212085750.3253187-1-shengjiu.wang@nxp.com


Signed-off-by: default avatarAbel Vesa <abel.vesa@oss.qualcomm.com>
parent 9faf2072

drivers/clk/imx/clk-imx8-acm.c

+2 −1
Original line number Diff line number Diff line
@@ -371,7 +371,8 @@ static int imx8_acm_clk_probe(struct platform_device *pdev) 
	for (i = 0; i < priv->soc_data->num_sels; i++) {

		hws[sels[i].clkid] = devm_clk_hw_register_mux_parent_data_table(dev,

										sels[i].name, sels[i].parents,

										sels[i].num_parents, 0,

										sels[i].num_parents,

										CLK_SET_RATE_NO_REPARENT,

										base + sels[i].reg,

										sels[i].shift, sels[i].width,

										0, NULL, NULL);