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From:   Sasha Levin <Alexander.Levin@microsoft.com>
To:     "stable@vger.kernel.org" <stable@vger.kernel.org>,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
CC:     Katsuhiro Suzuki <suzuki.katsuhiro@socionext.com>,
        Mauro Carvalho Chehab <mchehab+samsung@kernel.org>,
        Sasha Levin <Alexander.Levin@microsoft.com>
Subject: [PATCH AUTOSEL 4.18 100/131] media: helene: fix xtal frequency
 setting at power on
Thread-Topic: [PATCH AUTOSEL 4.18 100/131] media: helene: fix xtal frequency
 setting at power on
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Date:   Sun, 2 Sep 2018 13:05:09 +0000
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From: Katsuhiro Suzuki <suzuki.katsuhiro@socionext.com>

[ Upstream commit a00e5f074b3f3cd39d1ccdc53d4d805b014df3f3 ]

This patch fixes crystal frequency setting when power on this device.

Signed-off-by: Katsuhiro Suzuki <suzuki.katsuhiro@socionext.com>
Acked-by: Abylay Ospan <aospan@netup.ru>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>
---
 drivers/media/dvb-frontends/helene.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/media/dvb-frontends/helene.c b/drivers/media/dvb-front=
ends/helene.c
index a0d0b53c91d7..a5de65dcf784 100644
--- a/drivers/media/dvb-frontends/helene.c
+++ b/drivers/media/dvb-frontends/helene.c
@@ -897,7 +897,10 @@ static int helene_x_pon(struct helene_priv *priv)
 	helene_write_regs(priv, 0x99, cdata, sizeof(cdata));
=20
 	/* 0x81 - 0x94 */
-	data[0] =3D 0x18; /* xtal 24 MHz */
+	if (priv->xtal =3D=3D SONY_HELENE_XTAL_16000)
+		data[0] =3D 0x10; /* xtal 16 MHz */
+	else
+		data[0] =3D 0x18; /* xtal 24 MHz */
 	data[1] =3D (uint8_t)(0x80 | (0x04 & 0x1F)); /* 4 x 25 =3D 100uA */
 	data[2] =3D (uint8_t)(0x80 | (0x26 & 0x7F)); /* 38 x 0.25 =3D 9.5pF */
 	data[3] =3D 0x80; /* REFOUT signal output 500mVpp */
--=20
2.17.1