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hwrng: imx-rngc - Use optional clock

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Change devm_clk_get() to devm_clk_get_optional() to support platforms
where the RNG clock is always enabled and not exposed via the clock
framework (such as ColdFire MCF54418).

Reviewed-by: Frank Li <Frank.Li@nxp.com>
Signed-off-by: Jean-Michel Hautbois <jeanmichel.hautbois@yoseli.org>
Reviewed-by: Martin Kaiser <martin@kaiser.cx>
Acked-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Jean-Michel Hautbois 2025-11-26 08:08:09 +01:00 committed by Herbert Xu
parent 666d66df25
commit 9260491bbf
1 changed files with 1 additions and 1 deletions
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2
drivers/char/hw_random/imx-rngc.c
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@ -258,7 +258,7 @@ static int __init imx_rngc_probe(struct platform_device *pdev)
if (IS_ERR(rngc->base))
return PTR_ERR(rngc->base);
rngc->clk = devm_clk_get(&pdev->dev, NULL);
rngc->clk = devm_clk_get_optional(&pdev->dev, NULL);
if (IS_ERR(rngc->clk))
return dev_err_probe(&pdev->dev, PTR_ERR(rngc->clk), "Cannot get rng_clk\n");