diff options
author | Konrad Dybcio <konrad.dybcio@linaro.org> | 2023-08-11 23:50:57 +0300 |
---|---|---|
committer | Herbert Xu <herbert@gondor.apana.org.au> | 2023-08-18 12:01:09 +0300 |
commit | cdb8b7e1692a81f26030050ec30aadd2e7538fef (patch) | |
tree | c42db31aa7d75066800040dd174913e362be2df4 /drivers/crypto/qcom-rng.c | |
parent | b9296bb41275ef2173d2c8b144b808f5e6d18bbe (diff) | |
download | linux-cdb8b7e1692a81f26030050ec30aadd2e7538fef.tar.xz |
crypto: qcom-rng: Make the core clock optional regardless of ACPI presence
Some newer SoCs (like SM8450) do not require a clock vote for the PRNG
to function. Make it entirely optional and rely on the bindings checker
to ensure platforms that need it, consume one.
Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Reviewed-by: Bjorn Andersson <andersson@kernel.org>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto/qcom-rng.c')
-rw-r--r-- | drivers/crypto/qcom-rng.c | 10 |
1 files changed, 3 insertions, 7 deletions
diff --git a/drivers/crypto/qcom-rng.c b/drivers/crypto/qcom-rng.c index 72dd1a4ebac4..825a729f205e 100644 --- a/drivers/crypto/qcom-rng.c +++ b/drivers/crypto/qcom-rng.c @@ -173,13 +173,9 @@ static int qcom_rng_probe(struct platform_device *pdev) if (IS_ERR(rng->base)) return PTR_ERR(rng->base); - /* ACPI systems have clk already on, so skip clk_get */ - if (!has_acpi_companion(&pdev->dev)) { - rng->clk = devm_clk_get(&pdev->dev, "core"); - if (IS_ERR(rng->clk)) - return PTR_ERR(rng->clk); - } - + rng->clk = devm_clk_get_optional(&pdev->dev, "core"); + if (IS_ERR(rng->clk)) + return PTR_ERR(rng->clk); rng->skip_init = (unsigned long)device_get_match_data(&pdev->dev); |