From: Jerome Brunet <jbrunet@baylibre.com>
To: Mark Brown <broonie@kernel.org>, Liam Girdwood <lgirdwood@gmail.com>
Cc: devicetree@vger.kernel.org, alsa-devel@alsa-project.org,
Kevin Hilman <khilman@baylibre.com>,
linux-kernel@vger.kernel.org, linux-amlogic@lists.infradead.org,
Jerome Brunet <jbrunet@baylibre.com>
Subject: [PATCH] ASoC: meson: g12a: add tohdmitx reset
Date: Fri, 21 Feb 2020 13:11:46 +0100 [thread overview]
Message-ID: <20200221121146.1498427-1-jbrunet@baylibre.com> (raw)
Reset the g12a hdmi codec glue on probe. This ensure a sane startup state.
Signed-off-by: Jerome Brunet <jbrunet@baylibre.com>
---
sound/soc/meson/g12a-tohdmitx.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/sound/soc/meson/g12a-tohdmitx.c b/sound/soc/meson/g12a-tohdmitx.c
index f8853f2fba08..9b2b59536ced 100644
--- a/sound/soc/meson/g12a-tohdmitx.c
+++ b/sound/soc/meson/g12a-tohdmitx.c
@@ -8,6 +8,7 @@
#include <linux/module.h>
#include <sound/pcm_params.h>
#include <linux/regmap.h>
+#include <linux/reset.h>
#include <sound/soc.h>
#include <sound/soc-dai.h>
@@ -245,6 +246,11 @@ static int g12a_tohdmitx_probe(struct platform_device *pdev)
struct device *dev = &pdev->dev;
void __iomem *regs;
struct regmap *map;
+ int ret;
+
+ ret = device_reset(dev);
+ if (ret)
+ return ret;
regs = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(regs))
--
2.24.1
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next reply other threads:[~2020-02-21 12:12 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-02-21 12:11 Jerome Brunet [this message]
2020-02-21 13:31 ` Applied "ASoC: meson: g12a: add tohdmitx reset" to the asoc tree Mark Brown
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