From 22946f37557e27697aabc8e4f62642bfe4a17fd8 Mon Sep 17 00:00:00 2001
From: Jerome Brunet <jbrunet@baylibre.com>
Date: Fri, 21 Feb 2020 13:11:46 +0100
Subject: [PATCH] ASoC: meson: g12a: add tohdmitx reset
Git-commit: 22946f37557e27697aabc8e4f62642bfe4a17fd8
Patch-mainline: v5.6-rc5
References: git-fixes

Reset the g12a hdmi codec glue on probe. This ensure a sane startup state.

Signed-off-by: Jerome Brunet <jbrunet@baylibre.com>
Link: https://lore.kernel.org/r/20200221121146.1498427-1-jbrunet@baylibre.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Acked-by: Takashi Iwai <tiwai@suse.de>

---
 sound/soc/meson/g12a-tohdmitx.c |    6 ++++++
 1 file changed, 6 insertions(+)

--- 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>
 
@@ -381,6 +382,11 @@ static int g12a_tohdmitx_probe(struct pl
 	struct resource *res;
 	void __iomem *regs;
 	struct regmap *map;
+	int ret;
+
+	ret = device_reset(dev);
+	if (ret)
+		return ret;
 
 	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
 	regs = devm_ioremap_resource(dev, res);