From 03ab1bd5c278d6f5516bb2b08bbbc531cc4891c5 Mon Sep 17 00:00:00 2001
From: Daniel Scheller <d.scheller@gmx.net>
Date: Sun, 9 Apr 2017 16:38:18 -0300
Subject: [PATCH] [media] dvb-frontends/cxd2841er: TS_SERIAL config flag
Some constellations work/need a serial TS transport mode. This adds a flag
that will toggle set up of such mode.
Signed-off-by: Daniel Scheller <d.scheller@gmx.net>
Acked-by: Abylay Ospan <aospan@netup.ru>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
---
drivers/media/dvb-frontends/cxd2841er.c | 18 ++++++++++++++++--
drivers/media/dvb-frontends/cxd2841er.h | 5 +++--
2 files changed, 19 insertions(+), 4 deletions(-)
diff --git a/drivers/media/dvb-frontends/cxd2841er.c b/drivers/media/dvb-frontends/cxd2841er.c
index 31240cc73937..52813625a625 100644
--- a/drivers/media/dvb-frontends/cxd2841er.c
+++ b/drivers/media/dvb-frontends/cxd2841er.c
@@ -910,6 +910,18 @@ static void cxd2841er_set_ts_clock_mode(struct cxd2841er_priv *priv,
dev_dbg(&priv->i2c->dev, "%s(): ser_ts=0x%02x rate_ctrl_off=0x%02x in_off=0x%02x\n",
__func__, serial_ts, ts_rate_ctrl_off, ts_in_off);
+ /*
+ * slave Bank Addr Bit default Name
+ * <SLV-T> 00h C4h [1:0] 2'b?? OSERCKMODE
+ */
+ cxd2841er_set_reg_bits(priv, I2C_SLVT, 0xc4,
+ ((priv->flags & CXD2841ER_TS_SERIAL) ? 0x01 : 0x00), 0x03);
+ /*
+ * slave Bank Addr Bit default Name
+ * <SLV-T> 00h D1h [1:0] 2'b?? OSERDUTYMODE
+ */
+ cxd2841er_set_reg_bits(priv, I2C_SLVT, 0xd1,
+ ((priv->flags & CXD2841ER_TS_SERIAL) ? 0x01 : 0x00), 0x03);
/*
* slave Bank Addr Bit default Name
* <SLV-T> 00h D9h [7:0] 8'h08 OTSCKPERIOD
@@ -925,7 +937,8 @@ static void cxd2841er_set_ts_clock_mode(struct cxd2841er_priv *priv,
* slave Bank Addr Bit default Name
* <SLV-T> 00h 33h [1:0] 2'b01 OREG_CKSEL_TSIF
*/
- cxd2841er_set_reg_bits(priv, I2C_SLVT, 0x33, 0x00, 0x03);
+ cxd2841er_set_reg_bits(priv, I2C_SLVT, 0x33,
+ ((priv->flags & CXD2841ER_TS_SERIAL) ? 0x01 : 0x00), 0x03);
/*
* Enable TS IF Clock
* slave Bank Addr Bit default Name
@@ -3745,7 +3758,8 @@ static int cxd2841er_init_tc(struct dvb_frontend *fe)
cxd2841er_write_reg(priv, I2C_SLVT, 0xcd, 0x50);
/* SONY_DEMOD_CONFIG_PARALLEL_SEL = 1 */
cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x00);
- cxd2841er_set_reg_bits(priv, I2C_SLVT, 0xc4, 0x00, 0x80);
+ cxd2841er_set_reg_bits(priv, I2C_SLVT, 0xc4,
+ ((priv->flags & CXD2841ER_TS_SERIAL) ? 0x80 : 0x00), 0x80);
cxd2841er_init_stats(fe);
diff --git a/drivers/media/dvb-frontends/cxd2841er.h b/drivers/media/dvb-frontends/cxd2841er.h
index 38d7f9f4ad6f..58fbd987f47f 100644
--- a/drivers/media/dvb-frontends/cxd2841er.h
+++ b/drivers/media/dvb-frontends/cxd2841er.h
@@ -24,8 +24,9 @@
#include <linux/dvb/frontend.h>
-#define CXD2841ER_USE_GATECTRL 1
-#define CXD2841ER_AUTO_IFHZ 2
+#define CXD2841ER_USE_GATECTRL 1 /* bit 0 */
+#define CXD2841ER_AUTO_IFHZ 2 /* bit 1 */
+#define CXD2841ER_TS_SERIAL 4 /* bit 2 */
enum cxd2841er_xtal {
SONY_XTAL_20500, /* 20.5 MHz */
--
2.30.9