| From foo@baz Mon Sep 17 12:33:31 CEST 2018 |
| From: Katsuhiro Suzuki <suzuki.katsuhiro@socionext.com> |
| Date: Mon, 28 May 2018 21:09:20 -0400 |
| Subject: media: helene: fix xtal frequency setting at power on |
| |
| 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> |
| Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> |
| --- |
| drivers/media/dvb-frontends/helene.c | 5 ++++- |
| 1 file changed, 4 insertions(+), 1 deletion(-) |
| |
| --- 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_pr |
| helene_write_regs(priv, 0x99, cdata, sizeof(cdata)); |
| |
| /* 0x81 - 0x94 */ |
| - data[0] = 0x18; /* xtal 24 MHz */ |
| + if (priv->xtal == SONY_HELENE_XTAL_16000) |
| + data[0] = 0x10; /* xtal 16 MHz */ |
| + else |
| + data[0] = 0x18; /* xtal 24 MHz */ |
| data[1] = (uint8_t)(0x80 | (0x04 & 0x1F)); /* 4 x 25 = 100uA */ |
| data[2] = (uint8_t)(0x80 | (0x26 & 0x7F)); /* 38 x 0.25 = 9.5pF */ |
| data[3] = 0x80; /* REFOUT signal output 500mVpp */ |
