Some fixes for Tegra devices

1 files changed, 99 insertions, 0 deletions

diff --git a/regulator-pwm-Don-t-warn-on-probe-deferral.patch b/regulator-pwm-Don-t-warn-on-probe-deferral.patch
new file mode 100644
index 000000000..a662dd1fb
--- /dev/null
+++ b/regulator-pwm-Don-t-warn-on-probe-deferral.patch
@@ -0,0 +1,99 @@
+From patchwork Mon Feb 24 14:40:48 2020
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+From: Jon Hunter <jonathanh@nvidia.com>
+To: Liam Girdwood <lgirdwood@gmail.com>, Mark Brown <broonie@kernel.org>,
+ Thierry Reding <thierry.reding@gmail.com>
+CC: <linux-kernel@vger.kernel.org>, <linux-pwm@vger.kernel.org>,
+ <linux-tegra@vger.kernel.org>, Jon Hunter <jonathanh@nvidia.com>
+Subject: [PATCH] regulator: pwm: Don't warn on probe deferral
+Date: Mon, 24 Feb 2020 14:40:48 +0000
+Message-ID: <20200224144048.6587-1-jonathanh@nvidia.com>
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+
+Deferred probe is an expected return value for devm_pwm_get(). Given
+that the driver deals with it properly, there's no need to output a
+warning that may potentially confuse users.
+
+Signed-off-by: Jon Hunter <jonathanh@nvidia.com>
+Reviewed-by: Thierry Reding <treding@nvidia.com>
+---
+ drivers/regulator/pwm-regulator.c | 3 ++-
+ 1 file changed, 2 insertions(+), 1 deletion(-)
+
+diff --git a/drivers/regulator/pwm-regulator.c b/drivers/regulator/pwm-regulator.c
+index e74e11101fc1..fb25777a7d47 100644
+--- a/drivers/regulator/pwm-regulator.c
++++ b/drivers/regulator/pwm-regulator.c
+@@ -354,7 +354,8 @@ static int pwm_regulator_probe(struct platform_device *pdev)
+ 	drvdata->pwm = devm_pwm_get(&pdev->dev, NULL);
+ 	if (IS_ERR(drvdata->pwm)) {
+ 		ret = PTR_ERR(drvdata->pwm);
+-		dev_err(&pdev->dev, "Failed to get PWM: %d\n", ret);
++		if (ret != -EPROBE_DEFER)
++			dev_err(&pdev->dev, "Failed to get PWM: %d\n", ret);
+ 		return ret;
+ 	}
+