[media] Add support Sony CXD2854ER demodulator
authorAbylay Ospan <aospan@netup.ru>
Tue, 22 Mar 2016 22:20:34 +0000 (19:20 -0300)
committerMauro Carvalho Chehab <mchehab@osg.samsung.com>
Tue, 7 Jun 2016 15:08:12 +0000 (12:08 -0300)
CXD2854ER is identical to CXD2841ER except ISDB-T/S added.
New method 'cxd2841er_attach_i' is added
xtal frequency now configurable. Available options:
20.5MHz, 24MHz, 41MHz

Signed-off-by: Abylay Ospan <aospan@netup.ru>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
drivers/media/dvb-frontends/cxd2841er.c
drivers/media/dvb-frontends/cxd2841er.h
drivers/media/dvb-frontends/cxd2841er_priv.h

index 900186ba8e6201d428e22f1627fb7faa3bce7d7f..db51790c14fd16ddebcc7ff730cf05ff824449a7 100644 (file)
@@ -1,7 +1,9 @@
 /*
  * cxd2841er.c
  *
- * Sony CXD2441ER digital demodulator driver
+ * Sony digital demodulator driver for
+ *     CXD2441ER - DVB-S/S2/T/T2/C/C2
+ *     CXD2454ER - DVB-S/S2/T/T2/C/C2, ISDB-T/S
  *
  * Copyright 2012 Sony Corporation
  * Copyright (C) 2014 NetUP Inc.
@@ -51,6 +53,7 @@ struct cxd2841er_priv {
        const struct cxd2841er_config   *config;
        enum cxd2841er_state            state;
        u8                              system;
+       enum cxd2841er_xtal             xtal;
 };
 
 static const struct cxd2841er_cnr_data s_cn_data[] = {
@@ -188,6 +191,9 @@ static const struct cxd2841er_cnr_data s2_cn_data[] = {
 };
 
 #define MAKE_IFFREQ_CONFIG(iffreq) ((u32)(((iffreq)/41.0)*16777216.0 + 0.5))
+#define MAKE_IFFREQ_CONFIG_XTAL(xtal, iffreq) ((xtal == SONY_XTAL_24000) ? \
+               (u32)(((iffreq)/48.0)*16777216.0 + 0.5) : \
+               (u32)(((iffreq)/41.0)*16777216.0 + 0.5))
 
 static void cxd2841er_i2c_debug(struct cxd2841er_priv *priv,
                                u8 addr, u8 reg, u8 write,
@@ -217,7 +223,7 @@ static int cxd2841er_write_regs(struct cxd2841er_priv *priv,
        };
 
        if (len + 1 >= sizeof(buf)) {
-               dev_warn(&priv->i2c->dev,"wr reg=%04x: len=%d is too big!\n",
+               dev_warn(&priv->i2c->dev, "wr reg=%04x: len=%d is too big!\n",
                         reg, len + 1);
                return -E2BIG;
        }
@@ -669,6 +675,45 @@ static int cxd2841er_active_c_to_sleep_tc(struct cxd2841er_priv *priv)
        return 0;
 }
 
+static int cxd2841er_active_i_to_sleep_tc(struct cxd2841er_priv *priv)
+{
+       dev_dbg(&priv->i2c->dev, "%s()\n", __func__);
+       if (priv->state != STATE_ACTIVE_TC) {
+               dev_err(&priv->i2c->dev, "%s(): invalid state %d\n",
+                               __func__, priv->state);
+               return -EINVAL;
+       }
+       /* Set SLV-T Bank : 0x00 */
+       cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x00);
+       /* disable TS output */
+       cxd2841er_write_reg(priv, I2C_SLVT, 0xc3, 0x01);
+       /* enable Hi-Z setting 1 */
+       cxd2841er_write_reg(priv, I2C_SLVT, 0x80, 0x3f);
+       /* enable Hi-Z setting 2 */
+       cxd2841er_write_reg(priv, I2C_SLVT, 0x81, 0xff);
+
+       /* TODO: Cancel demod parameter */
+
+       /* Set SLV-X Bank : 0x00 */
+       cxd2841er_write_reg(priv, I2C_SLVX, 0x00, 0x00);
+       /* disable ADC 1 */
+       cxd2841er_write_reg(priv, I2C_SLVX, 0x18, 0x01);
+       /* Set SLV-T Bank : 0x00 */
+       cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x00);
+       /* Disable ADC 2 */
+       cxd2841er_write_reg(priv, I2C_SLVT, 0x43, 0x0a);
+       /* Disable ADC 3 */
+       cxd2841er_write_reg(priv, I2C_SLVT, 0x41, 0x0a);
+       /* Disable ADC clock */
+       cxd2841er_write_reg(priv, I2C_SLVT, 0x30, 0x00);
+       /* Disable RF level monitor */
+       cxd2841er_write_reg(priv, I2C_SLVT, 0x2f, 0x00);
+       /* Disable demod clock */
+       cxd2841er_write_reg(priv, I2C_SLVT, 0x2c, 0x00);
+       priv->state = STATE_SLEEP_TC;
+       return 0;
+}
+
 static int cxd2841er_shutdown_to_sleep_s(struct cxd2841er_priv *priv)
 {
        dev_dbg(&priv->i2c->dev, "%s()\n", __func__);
@@ -686,8 +731,25 @@ static int cxd2841er_shutdown_to_sleep_s(struct cxd2841er_priv *priv)
        cxd2841er_write_reg(priv, I2C_SLVX, 0x00, 0x00);
        /* Set demod SW reset */
        cxd2841er_write_reg(priv, I2C_SLVX, 0x10, 0x01);
-       /* Set X'tal clock to 20.5Mhz */
-       cxd2841er_write_reg(priv, I2C_SLVX, 0x14, 0x00);
+
+       switch (priv->xtal) {
+       case SONY_XTAL_20500:
+               cxd2841er_write_reg(priv, I2C_SLVX, 0x14, 0x00);
+               break;
+       case SONY_XTAL_24000:
+               /* Select demod frequency */
+               cxd2841er_write_reg(priv, I2C_SLVX, 0x12, 0x00);
+               cxd2841er_write_reg(priv, I2C_SLVX, 0x14, 0x03);
+               break;
+       case SONY_XTAL_41000:
+               cxd2841er_write_reg(priv, I2C_SLVX, 0x14, 0x01);
+               break;
+       default:
+               dev_dbg(&priv->i2c->dev, "%s(): invalid demod xtal %d\n",
+                               __func__, priv->xtal);
+               return -EINVAL;
+       }
+
        /* Set demod mode */
        cxd2841er_write_reg(priv, I2C_SLVX, 0x17, 0x0a);
        /* Clear demod SW reset */
@@ -809,11 +871,14 @@ static void cxd2841er_set_ts_clock_mode(struct cxd2841er_priv *priv,
 
 static u8 cxd2841er_chip_id(struct cxd2841er_priv *priv)
 {
-       u8 chip_id;
+       u8 chip_id = 0;
 
        dev_dbg(&priv->i2c->dev, "%s()\n", __func__);
-       cxd2841er_write_reg(priv, I2C_SLVT, 0, 0);
-       cxd2841er_read_reg(priv, I2C_SLVT, 0xfd, &chip_id);
+       if (cxd2841er_write_reg(priv, I2C_SLVT, 0, 0) == 0)
+               cxd2841er_read_reg(priv, I2C_SLVT, 0xfd, &chip_id);
+       else if (cxd2841er_write_reg(priv, I2C_SLVX, 0, 0) == 0)
+               cxd2841er_read_reg(priv, I2C_SLVX, 0xfd, &chip_id);
+
        return chip_id;
 }
 
@@ -896,6 +961,25 @@ static int cxd2841er_read_status_c(struct cxd2841er_priv *priv, u8 *tslock)
        return 0;
 }
 
+static int cxd2841er_read_status_i(struct cxd2841er_priv *priv,
+               u8 *sync, u8 *tslock, u8 *unlock)
+{
+       u8 data = 0;
+
+       dev_dbg(&priv->i2c->dev, "%s()\n", __func__);
+       if (priv->state != STATE_ACTIVE_TC)
+               return -EINVAL;
+       /* Set SLV-T Bank : 0x60 */
+       cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x60);
+       cxd2841er_read_reg(priv, I2C_SLVT, 0x10, &data);
+       dev_dbg(&priv->i2c->dev,
+                       "%s(): lock=0x%x\n", __func__, data);
+       *sync = ((data & 0x02) ? 1 : 0);
+       *tslock = ((data & 0x01) ? 1 : 0);
+       *unlock = ((data & 0x10) ? 1 : 0);
+       return 0;
+}
+
 static int cxd2841er_read_status_tc(struct dvb_frontend *fe,
                                    enum fe_status *status)
 {
@@ -921,6 +1005,20 @@ static int cxd2841er_read_status_tc(struct dvb_frontend *fe,
                                        FE_HAS_SYNC;
                        if (tslock)
                                *status |= FE_HAS_LOCK;
+               } else if (priv->system == SYS_ISDBT) {
+                       ret = cxd2841er_read_status_i(
+                                       priv, &sync, &tslock, &unlock);
+                       if (ret)
+                               goto done;
+                       if (unlock)
+                               goto done;
+                       if (sync)
+                               *status = FE_HAS_SIGNAL |
+                                       FE_HAS_CARRIER |
+                                       FE_HAS_VITERBI |
+                                       FE_HAS_SYNC;
+                       if (tslock)
+                               *status |= FE_HAS_LOCK;
                } else if (priv->system == SYS_DVBC_ANNEX_A) {
                        ret = cxd2841er_read_status_c(priv, &tslock);
                        if (ret)
@@ -1096,6 +1194,38 @@ static int cxd2841er_read_packet_errors_t2(
        return 0;
 }
 
+static int cxd2841er_read_packet_errors_i(
+               struct cxd2841er_priv *priv, u32 *penum)
+{
+       u8 data[2];
+
+       *penum = 0;
+       if (priv->state != STATE_ACTIVE_TC) {
+               dev_dbg(&priv->i2c->dev, "%s(): invalid state %d\n",
+                               __func__, priv->state);
+               return -EINVAL;
+       }
+       cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x60);
+       cxd2841er_read_regs(priv, I2C_SLVT, 0xA1, data, 1);
+
+       if (!(data[0] & 0x01))
+               return 0;
+
+       /* Layer A */
+       cxd2841er_read_regs(priv, I2C_SLVT, 0xA2, data, sizeof(data));
+       *penum = ((u32)data[0] << 8) | (u32)data[1];
+
+       /* Layer B */
+       cxd2841er_read_regs(priv, I2C_SLVT, 0xA4, data, sizeof(data));
+       *penum += ((u32)data[0] << 8) | (u32)data[1];
+
+       /* Layer C */
+       cxd2841er_read_regs(priv, I2C_SLVT, 0xA6, data, sizeof(data));
+       *penum += ((u32)data[0] << 8) | (u32)data[1];
+
+       return 0;
+}
+
 static u32 cxd2841er_mon_read_ber_s(struct cxd2841er_priv *priv)
 {
        u8 data[11];
@@ -1391,6 +1521,37 @@ static int cxd2841er_read_snr_t2(struct cxd2841er_priv *priv, u32 *snr)
        return 0;
 }
 
+static int cxd2841er_read_snr_i(struct cxd2841er_priv *priv, u32 *snr)
+{
+       u32 reg;
+       u8 data[2];
+
+       *snr = 0;
+       if (priv->state != STATE_ACTIVE_TC) {
+               dev_dbg(&priv->i2c->dev,
+                               "%s(): invalid state %d\n", __func__,
+                               priv->state);
+               return -EINVAL;
+       }
+
+       /* Freeze all registers */
+       cxd2841er_write_reg(priv, I2C_SLVT, 0x01, 0x01);
+
+
+       cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x60);
+       cxd2841er_read_regs(priv, I2C_SLVT, 0x28, data, sizeof(data));
+       reg = ((u32)data[0] << 8) | (u32)data[1];
+       if (reg == 0) {
+               dev_dbg(&priv->i2c->dev,
+                               "%s(): reg value out of range\n", __func__);
+               return 0;
+       }
+       if (reg > 4996)
+               reg = 4996;
+       *snr = 100 * intlog10(reg) - 9031;
+       return 0;
+}
+
 static u16 cxd2841er_read_agc_gain_t_t2(struct cxd2841er_priv *priv,
                                        u8 delsys)
 {
@@ -1402,6 +1563,22 @@ static u16 cxd2841er_read_agc_gain_t_t2(struct cxd2841er_priv *priv,
        return ((((u16)data[0] & 0x0F) << 8) | (u16)(data[1] & 0xFF)) << 4;
 }
 
+static u16 cxd2841er_read_agc_gain_i(struct cxd2841er_priv *priv,
+               u8 delsys)
+{
+       u8 data[2];
+
+       cxd2841er_write_reg(
+                       priv, I2C_SLVT, 0x00, 0x60);
+       cxd2841er_read_regs(priv, I2C_SLVT, 0x26, data, 2);
+
+       dev_dbg(&priv->i2c->dev,
+                       "%s(): AGC value=%u\n",
+                       __func__, (((u16)data[0] & 0x0F) << 8) |
+                       (u16)(data[1] & 0xFF));
+       return ((((u16)data[0] & 0x0F) << 8) | (u16)(data[1] & 0xFF)) << 4;
+}
+
 static u16 cxd2841er_read_agc_gain_s(struct cxd2841er_priv *priv)
 {
        u8 data[2];
@@ -1455,6 +1632,10 @@ static int cxd2841er_read_signal_strength(struct dvb_frontend *fe,
                *strength = 65535 - cxd2841er_read_agc_gain_t_t2(
                        priv, p->delivery_system);
                break;
+       case SYS_ISDBT:
+               *strength = 65535 - cxd2841er_read_agc_gain_i(
+                               priv, p->delivery_system);
+               break;
        case SYS_DVBS:
        case SYS_DVBS2:
                *strength = 65535 - cxd2841er_read_agc_gain_s(priv);
@@ -1480,6 +1661,9 @@ static int cxd2841er_read_snr(struct dvb_frontend *fe, u16 *snr)
        case SYS_DVBT2:
                cxd2841er_read_snr_t2(priv, &tmp);
                break;
+       case SYS_ISDBT:
+               cxd2841er_read_snr_i(priv, &tmp);
+               break;
        case SYS_DVBS:
        case SYS_DVBS2:
                tmp = cxd2841er_dvbs_read_snr(priv, p->delivery_system);
@@ -1506,6 +1690,9 @@ static int cxd2841er_read_ucblocks(struct dvb_frontend *fe, u32 *ucblocks)
        case SYS_DVBT2:
                cxd2841er_read_packet_errors_t2(priv, ucblocks);
                break;
+       case SYS_ISDBT:
+               cxd2841er_read_packet_errors_i(priv, ucblocks);
+               break;
        default:
                *ucblocks = 0;
                break;
@@ -1734,94 +1921,382 @@ static int cxd2841er_sleep_tc_to_active_t2_band(struct cxd2841er_priv *priv,
 static int cxd2841er_sleep_tc_to_active_t_band(
                struct cxd2841er_priv *priv, u32 bandwidth)
 {
-       u8 b13_9c[2] = { 0x01, 0x14 };
-       u8 bw8mhz_b10_9f[] = { 0x11, 0xF0, 0x00, 0x00, 0x00 };
-       u8 bw8mhz_b10_a6[] = { 0x26, 0xAF, 0x06, 0xCD, 0x13, 0xBB,
-                       0x28, 0xBA, 0x23, 0xA9, 0x1F, 0xA8, 0x2C, 0xC8 };
-       u8 bw8mhz_b10_d9[] = { 0x01, 0xE0 };
-       u8 bw8mhz_b17_38[] = { 0x01, 0x02 };
-       u8 bw7mhz_b10_9f[] = { 0x14, 0x80, 0x00, 0x00, 0x00 };
-       u8 bw7mhz_b10_a6[] = { 0x2C, 0xBD, 0x02, 0xCF, 0x04, 0xF8,
-                       0x23, 0xA6, 0x29, 0xB0, 0x26, 0xA9, 0x21, 0xA5 };
-       u8 bw7mhz_b10_d9[] = { 0x12, 0xF8 };
-       u8 bw7mhz_b17_38[] = { 0x00, 0x03 };
-       u8 bw6mhz_b10_9f[] = { 0x17, 0xEA, 0xAA, 0xAA, 0xAA };
-       u8 bw6mhz_b10_a6[] = { 0x27, 0xA7, 0x28, 0xB3, 0x02, 0xF0,
-                       0x01, 0xE8, 0x00, 0xCF, 0x00, 0xE6, 0x23, 0xA4 };
-       u8 bw6mhz_b10_d9[] = { 0x1F, 0xDC };
-       u8 bw6mhz_b17_38[] = { 0x00, 0x03 };
-       u8 bw5mhz_b10_9f[] = { 0x1C, 0xB3, 0x33, 0x33, 0x33 };
-       u8 bw5mhz_b10_a6[] = { 0x27, 0xA7, 0x28, 0xB3, 0x02, 0xF0,
-                       0x01, 0xE8, 0x00, 0xCF, 0x00, 0xE6, 0x23, 0xA4 };
-       u8 bw5mhz_b10_d9[] = { 0x26, 0x3C };
-       u8 bw5mhz_b17_38[] = { 0x00, 0x03 };
-       u8 b10_b6[3];
-       u8 d7val;
+       u8 data[MAX_WRITE_REGSIZE];
        u32 iffreq;
-       u8 *b10_9f;
-       u8 *b10_a6;
-       u8 *b10_d9;
-       u8 *b17_38;
+       u8 nominalRate8bw[3][5] = {
+               /* TRCG Nominal Rate [37:0] */
+               {0x11, 0xF0, 0x00, 0x00, 0x00}, /* 20.5MHz XTal */
+               {0x15, 0x00, 0x00, 0x00, 0x00}, /* 24MHz XTal */
+               {0x11, 0xF0, 0x00, 0x00, 0x00}  /* 41MHz XTal */
+       };
+       u8 nominalRate7bw[3][5] = {
+               /* TRCG Nominal Rate [37:0] */
+               {0x14, 0x80, 0x00, 0x00, 0x00}, /* 20.5MHz XTal */
+               {0x18, 0x00, 0x00, 0x00, 0x00}, /* 24MHz XTal */
+               {0x14, 0x80, 0x00, 0x00, 0x00}  /* 41MHz XTal */
+       };
+       u8 nominalRate6bw[3][5] = {
+               /* TRCG Nominal Rate [37:0] */
+               {0x17, 0xEA, 0xAA, 0xAA, 0xAA}, /* 20.5MHz XTal */
+               {0x1C, 0x00, 0x00, 0x00, 0x00}, /* 24MHz XTal */
+               {0x17, 0xEA, 0xAA, 0xAA, 0xAA}  /* 41MHz XTal */
+       };
+       u8 nominalRate5bw[3][5] = {
+               /* TRCG Nominal Rate [37:0] */
+               {0x1C, 0xB3, 0x33, 0x33, 0x33}, /* 20.5MHz XTal */
+               {0x21, 0x99, 0x99, 0x99, 0x99}, /* 24MHz XTal */
+               {0x1C, 0xB3, 0x33, 0x33, 0x33}  /* 41MHz XTal */
+       };
 
-       dev_dbg(&priv->i2c->dev, "%s()\n", __func__);
+       u8 itbCoef8bw[3][14] = {
+               {0x26, 0xAF, 0x06, 0xCD, 0x13, 0xBB, 0x28, 0xBA, 0x23, 0xA9,
+                       0x1F, 0xA8, 0x2C, 0xC8}, /* 20.5MHz XTal */
+               {0x2F, 0xBA, 0x28, 0x9B, 0x28, 0x9D, 0x28, 0xA1, 0x29, 0xA5,
+                       0x2A, 0xAC, 0x29, 0xB5}, /* 24MHz XTal   */
+               {0x26, 0xAF, 0x06, 0xCD, 0x13, 0xBB, 0x28, 0xBA, 0x23, 0xA9,
+                       0x1F, 0xA8, 0x2C, 0xC8}  /* 41MHz XTal   */
+       };
+       u8 itbCoef7bw[3][14] = {
+               {0x2C, 0xBD, 0x02, 0xCF, 0x04, 0xF8, 0x23, 0xA6, 0x29, 0xB0,
+                       0x26, 0xA9, 0x21, 0xA5}, /* 20.5MHz XTal */
+               {0x30, 0xB1, 0x29, 0x9A, 0x28, 0x9C, 0x28, 0xA0, 0x29, 0xA2,
+                       0x2B, 0xA6, 0x2B, 0xAD}, /* 24MHz XTal   */
+               {0x2C, 0xBD, 0x02, 0xCF, 0x04, 0xF8, 0x23, 0xA6, 0x29, 0xB0,
+                       0x26, 0xA9, 0x21, 0xA5}  /* 41MHz XTal   */
+       };
+       u8 itbCoef6bw[3][14] = {
+               {0x27, 0xA7, 0x28, 0xB3, 0x02, 0xF0, 0x01, 0xE8, 0x00, 0xCF,
+                       0x00, 0xE6, 0x23, 0xA4}, /* 20.5MHz XTal */
+               {0x31, 0xA8, 0x29, 0x9B, 0x27, 0x9C, 0x28, 0x9E, 0x29, 0xA4,
+                       0x29, 0xA2, 0x29, 0xA8}, /* 24MHz XTal   */
+               {0x27, 0xA7, 0x28, 0xB3, 0x02, 0xF0, 0x01, 0xE8, 0x00, 0xCF,
+                       0x00, 0xE6, 0x23, 0xA4}  /* 41MHz XTal   */
+       };
+       u8 itbCoef5bw[3][14] = {
+               {0x27, 0xA7, 0x28, 0xB3, 0x02, 0xF0, 0x01, 0xE8, 0x00, 0xCF,
+                       0x00, 0xE6, 0x23, 0xA4}, /* 20.5MHz XTal */
+               {0x31, 0xA8, 0x29, 0x9B, 0x27, 0x9C, 0x28, 0x9E, 0x29, 0xA4,
+                       0x29, 0xA2, 0x29, 0xA8}, /* 24MHz XTal   */
+               {0x27, 0xA7, 0x28, 0xB3, 0x02, 0xF0, 0x01, 0xE8, 0x00, 0xCF,
+                       0x00, 0xE6, 0x23, 0xA4}  /* 41MHz XTal   */
+       };
+
+       /* Set SLV-T Bank : 0x13 */
        cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x13);
        /* Echo performance optimization setting */
-       cxd2841er_write_regs(priv, I2C_SLVT, 0x9c, b13_9c, sizeof(b13_9c));
+       data[0] = 0x01;
+       data[1] = 0x14;
+       cxd2841er_write_regs(priv, I2C_SLVT, 0x9C, data, 2);
+
+       /* Set SLV-T Bank : 0x10 */
        cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x10);
 
        switch (bandwidth) {
        case 8000000:
-               b10_9f = bw8mhz_b10_9f;
-               b10_a6 = bw8mhz_b10_a6;
-               b10_d9 = bw8mhz_b10_d9;
-               b17_38 = bw8mhz_b17_38;
-               d7val = 0;
-               iffreq = MAKE_IFFREQ_CONFIG(4.80);
+               /* <Timing Recovery setting> */
+               cxd2841er_write_regs(priv, I2C_SLVT,
+                               0x9F, nominalRate8bw[priv->xtal], 5);
+               /* Group delay equaliser settings for
+                * ASCOT2D, ASCOT2E and ASCOT3 tuners
+               */
+               cxd2841er_write_regs(priv, I2C_SLVT,
+                               0xA6, itbCoef8bw[priv->xtal], 14);
+               /* <IF freq setting> */
+               iffreq = MAKE_IFFREQ_CONFIG_XTAL(priv->xtal, 4.80);
+               data[0] = (u8) ((iffreq >> 16) & 0xff);
+               data[1] = (u8)((iffreq >> 8) & 0xff);
+               data[2] = (u8)(iffreq & 0xff);
+               cxd2841er_write_regs(priv, I2C_SLVT, 0xB6, data, 3);
+               /* System bandwidth setting */
+               cxd2841er_set_reg_bits(
+                       priv, I2C_SLVT, 0xD7, 0x00, 0x07);
+
+               /* Demod core latency setting */
+               if (priv->xtal == SONY_XTAL_24000) {
+                       data[0] = 0x15;
+                       data[1] = 0x28;
+               } else {
+                       data[0] = 0x01;
+                       data[1] = 0xE0;
+               }
+               cxd2841er_write_regs(priv, I2C_SLVT, 0xD9, data, 2);
+
+               /* Notch filter setting */
+               data[0] = 0x01;
+               data[1] = 0x02;
+               cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x17);
+               cxd2841er_write_regs(priv, I2C_SLVT, 0x38, data, 2);
                break;
        case 7000000:
-               b10_9f = bw7mhz_b10_9f;
-               b10_a6 = bw7mhz_b10_a6;
-               b10_d9 = bw7mhz_b10_d9;
-               b17_38 = bw7mhz_b17_38;
-               d7val = 2;
-               iffreq = MAKE_IFFREQ_CONFIG(4.20);
+               /* <Timing Recovery setting> */
+               cxd2841er_write_regs(priv, I2C_SLVT,
+                               0x9F, nominalRate7bw[priv->xtal], 5);
+               /* Group delay equaliser settings for
+                * ASCOT2D, ASCOT2E and ASCOT3 tuners
+               */
+               cxd2841er_write_regs(priv, I2C_SLVT,
+                               0xA6, itbCoef7bw[priv->xtal], 14);
+               /* <IF freq setting> */
+               iffreq = MAKE_IFFREQ_CONFIG_XTAL(priv->xtal, 4.20);
+               data[0] = (u8) ((iffreq >> 16) & 0xff);
+               data[1] = (u8)((iffreq >> 8) & 0xff);
+               data[2] = (u8)(iffreq & 0xff);
+               cxd2841er_write_regs(priv, I2C_SLVT, 0xB6, data, 3);
+               /* System bandwidth setting */
+               cxd2841er_set_reg_bits(
+                       priv, I2C_SLVT, 0xD7, 0x02, 0x07);
+
+               /* Demod core latency setting */
+               if (priv->xtal == SONY_XTAL_24000) {
+                       data[0] = 0x1F;
+                       data[1] = 0xF8;
+               } else {
+                       data[0] = 0x12;
+                       data[1] = 0xF8;
+               }
+               cxd2841er_write_regs(priv, I2C_SLVT, 0xD9, data, 2);
+
+               /* Notch filter setting */
+               data[0] = 0x00;
+               data[1] = 0x03;
+               cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x17);
+               cxd2841er_write_regs(priv, I2C_SLVT, 0x38, data, 2);
                break;
        case 6000000:
-               b10_9f = bw6mhz_b10_9f;
-               b10_a6 = bw6mhz_b10_a6;
-               b10_d9 = bw6mhz_b10_d9;
-               b17_38 = bw6mhz_b17_38;
-               d7val = 4;
-               iffreq = MAKE_IFFREQ_CONFIG(3.60);
+               /* <Timing Recovery setting> */
+               cxd2841er_write_regs(priv, I2C_SLVT,
+                               0x9F, nominalRate6bw[priv->xtal], 5);
+               /* Group delay equaliser settings for
+                * ASCOT2D, ASCOT2E and ASCOT3 tuners
+               */
+               cxd2841er_write_regs(priv, I2C_SLVT,
+                               0xA6, itbCoef6bw[priv->xtal], 14);
+               /* <IF freq setting> */
+               iffreq = MAKE_IFFREQ_CONFIG_XTAL(priv->xtal, 3.60);
+               data[0] = (u8) ((iffreq >> 16) & 0xff);
+               data[1] = (u8)((iffreq >> 8) & 0xff);
+               data[2] = (u8)(iffreq & 0xff);
+               cxd2841er_write_regs(priv, I2C_SLVT, 0xB6, data, 3);
+               /* System bandwidth setting */
+               cxd2841er_set_reg_bits(
+                       priv, I2C_SLVT, 0xD7, 0x04, 0x07);
+
+               /* Demod core latency setting */
+               if (priv->xtal == SONY_XTAL_24000) {
+                       data[0] = 0x25;
+                       data[1] = 0x4C;
+               } else {
+                       data[0] = 0x1F;
+                       data[1] = 0xDC;
+               }
+               cxd2841er_write_regs(priv, I2C_SLVT, 0xD9, data, 2);
+
+               /* Notch filter setting */
+               data[0] = 0x00;
+               data[1] = 0x03;
+               cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x17);
+               cxd2841er_write_regs(priv, I2C_SLVT, 0x38, data, 2);
                break;
        case 5000000:
-               b10_9f = bw5mhz_b10_9f;
-               b10_a6 = bw5mhz_b10_a6;
-               b10_d9 = bw5mhz_b10_d9;
-               b17_38 = bw5mhz_b17_38;
-               d7val = 6;
-               iffreq = MAKE_IFFREQ_CONFIG(3.60);
+               /* <Timing Recovery setting> */
+               cxd2841er_write_regs(priv, I2C_SLVT,
+                               0x9F, nominalRate5bw[priv->xtal], 5);
+               /* Group delay equaliser settings for
+                * ASCOT2D, ASCOT2E and ASCOT3 tuners
+               */
+               cxd2841er_write_regs(priv, I2C_SLVT,
+                               0xA6, itbCoef5bw[priv->xtal], 14);
+               /* <IF freq setting> */
+               iffreq = MAKE_IFFREQ_CONFIG_XTAL(priv->xtal, 3.60);
+               data[0] = (u8) ((iffreq >> 16) & 0xff);
+               data[1] = (u8)((iffreq >> 8) & 0xff);
+               data[2] = (u8)(iffreq & 0xff);
+               cxd2841er_write_regs(priv, I2C_SLVT, 0xB6, data, 3);
+               /* System bandwidth setting */
+               cxd2841er_set_reg_bits(
+                       priv, I2C_SLVT, 0xD7, 0x06, 0x07);
+
+               /* Demod core latency setting */
+               if (priv->xtal == SONY_XTAL_24000) {
+                       data[0] = 0x2C;
+                       data[1] = 0xC2;
+               } else {
+                       data[0] = 0x26;
+                       data[1] = 0x3C;
+               }
+               cxd2841er_write_regs(priv, I2C_SLVT, 0xD9, data, 2);
+
+               /* Notch filter setting */
+               data[0] = 0x00;
+               data[1] = 0x03;
+               cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x17);
+               cxd2841er_write_regs(priv, I2C_SLVT, 0x38, data, 2);
+               break;
+       }
+
+       return 0;
+}
+
+static int cxd2841er_sleep_tc_to_active_i_band(
+               struct cxd2841er_priv *priv, u32 bandwidth)
+{
+       u32 iffreq;
+       u8 data[3];
+
+       /* TRCG Nominal Rate */
+       u8 nominalRate8bw[3][5] = {
+               {0x00, 0x00, 0x00, 0x00, 0x00}, /* 20.5MHz XTal */
+               {0x11, 0xB8, 0x00, 0x00, 0x00}, /* 24MHz XTal */
+               {0x00, 0x00, 0x00, 0x00, 0x00}  /* 41MHz XTal */
+       };
+
+       u8 nominalRate7bw[3][5] = {
+               {0x00, 0x00, 0x00, 0x00, 0x00}, /* 20.5MHz XTal */
+               {0x14, 0x40, 0x00, 0x00, 0x00}, /* 24MHz XTal */
+               {0x00, 0x00, 0x00, 0x00, 0x00}  /* 41MHz XTal */
+       };
+
+       u8 nominalRate6bw[3][5] = {
+               {0x14, 0x2E, 0x00, 0x00, 0x00}, /* 20.5MHz XTal */
+               {0x17, 0xA0, 0x00, 0x00, 0x00}, /* 24MHz XTal */
+               {0x14, 0x2E, 0x00, 0x00, 0x00}  /* 41MHz XTal */
+       };
+
+       u8 itbCoef8bw[3][14] = {
+               {0x00}, /* 20.5MHz XTal */
+               {0x2F, 0xBA, 0x28, 0x9B, 0x28, 0x9D, 0x28, 0xA1, 0x29,
+                       0xA5, 0x2A, 0xAC, 0x29, 0xB5}, /* 24MHz Xtal */
+               {0x0}, /* 41MHz XTal   */
+       };
+
+       u8 itbCoef7bw[3][14] = {
+               {0x00}, /* 20.5MHz XTal */
+               {0x30, 0xB1, 0x29, 0x9A, 0x28, 0x9C, 0x28, 0xA0, 0x29,
+                       0xA2, 0x2B, 0xA6, 0x2B, 0xAD}, /* 24MHz Xtal */
+               {0x00}, /* 41MHz XTal   */
+       };
+
+       u8 itbCoef6bw[3][14] = {
+               {0x27, 0xA7, 0x28, 0xB3, 0x02, 0xF0, 0x01, 0xE8, 0x00,
+                       0xCF, 0x00, 0xE6, 0x23, 0xA4}, /* 20.5MHz XTal */
+               {0x31, 0xA8, 0x29, 0x9B, 0x27, 0x9C, 0x28, 0x9E, 0x29,
+                       0xA4, 0x29, 0xA2, 0x29, 0xA8}, /* 24MHz Xtal   */
+               {0x27, 0xA7, 0x28, 0xB3, 0x02, 0xF0, 0x01, 0xE8, 0x00,
+                       0xCF, 0x00, 0xE6, 0x23, 0xA4}, /* 41MHz XTal   */
+       };
+
+       dev_dbg(&priv->i2c->dev, "%s() bandwidth=%u\n", __func__, bandwidth);
+       /* Set SLV-T Bank : 0x10 */
+       cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x10);
+
+       /*  20.5/41MHz Xtal support is not available
+        *  on ISDB-T 7MHzBW and 8MHzBW
+       */
+       if (priv->xtal != SONY_XTAL_24000 && bandwidth > 6000000) {
+               dev_err(&priv->i2c->dev,
+                       "%s(): bandwidth %d supported only for 24MHz xtal\n",
+                       __func__, bandwidth);
+               return -EINVAL;
+       }
+
+       switch (bandwidth) {
+       case 8000000:
+               /* TRCG Nominal Rate */
+               cxd2841er_write_regs(priv, I2C_SLVT,
+                               0x9F, nominalRate8bw[priv->xtal], 5);
+               /*  Group delay equaliser settings for ASCOT tuners optimized */
+               cxd2841er_write_regs(priv, I2C_SLVT,
+                               0xA6, itbCoef8bw[priv->xtal], 14);
+
+               /* IF freq setting */
+               iffreq = MAKE_IFFREQ_CONFIG_XTAL(priv->xtal, 4.75);
+               data[0] = (u8) ((iffreq >> 16) & 0xff);
+               data[1] = (u8)((iffreq >> 8) & 0xff);
+               data[2] = (u8)(iffreq & 0xff);
+               cxd2841er_write_regs(priv, I2C_SLVT, 0xB6, data, 3);
+
+               /* System bandwidth setting */
+               cxd2841er_set_reg_bits(priv, I2C_SLVT, 0xd7, 0x0, 0x7);
+
+               /* Demod core latency setting */
+               data[0] = 0x13;
+               data[1] = 0xFC;
+               cxd2841er_write_regs(priv, I2C_SLVT, 0xD9, data, 2);
+
+               /* Acquisition optimization setting */
+               cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x12);
+               cxd2841er_set_reg_bits(priv, I2C_SLVT, 0x71, 0x03, 0x07);
+               cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x15);
+               cxd2841er_write_reg(priv, I2C_SLVT, 0xBE, 0x03);
+               break;
+       case 7000000:
+               /* TRCG Nominal Rate */
+               cxd2841er_write_regs(priv, I2C_SLVT,
+                               0x9F, nominalRate7bw[priv->xtal], 5);
+               /*  Group delay equaliser settings for ASCOT tuners optimized */
+               cxd2841er_write_regs(priv, I2C_SLVT,
+                               0xA6, itbCoef7bw[priv->xtal], 14);
+
+               /* IF freq setting */
+               iffreq = MAKE_IFFREQ_CONFIG_XTAL(priv->xtal, 4.15);
+               data[0] = (u8) ((iffreq >> 16) & 0xff);
+               data[1] = (u8)((iffreq >> 8) & 0xff);
+               data[2] = (u8)(iffreq & 0xff);
+               cxd2841er_write_regs(priv, I2C_SLVT, 0xB6, data, 3);
+
+               /* System bandwidth setting */
+               cxd2841er_set_reg_bits(priv, I2C_SLVT, 0xd7, 0x02, 0x7);
+
+               /* Demod core latency setting */
+               data[0] = 0x1A;
+               data[1] = 0xFA;
+               cxd2841er_write_regs(priv, I2C_SLVT, 0xD9, data, 2);
+
+               /* Acquisition optimization setting */
+               cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x12);
+               cxd2841er_set_reg_bits(priv, I2C_SLVT, 0x71, 0x03, 0x07);
+               cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x15);
+               cxd2841er_write_reg(priv, I2C_SLVT, 0xBE, 0x02);
+               break;
+       case 6000000:
+               /* TRCG Nominal Rate */
+               cxd2841er_write_regs(priv, I2C_SLVT,
+                               0x9F, nominalRate6bw[priv->xtal], 5);
+               /*  Group delay equaliser settings for ASCOT tuners optimized */
+               cxd2841er_write_regs(priv, I2C_SLVT,
+                               0xA6, itbCoef6bw[priv->xtal], 14);
+
+               /* IF freq setting */
+               iffreq = MAKE_IFFREQ_CONFIG_XTAL(priv->xtal, 3.55);
+               data[0] = (u8) ((iffreq >> 16) & 0xff);
+               data[1] = (u8)((iffreq >> 8) & 0xff);
+               data[2] = (u8)(iffreq & 0xff);
+               cxd2841er_write_regs(priv, I2C_SLVT, 0xB6, data, 3);
+
+               /* System bandwidth setting */
+               cxd2841er_set_reg_bits(priv, I2C_SLVT, 0xd7, 0x04, 0x7);
+
+               /* Demod core latency setting */
+               if (priv->xtal == SONY_XTAL_24000) {
+                       data[0] = 0x1F;
+                       data[1] = 0x79;
+               } else {
+                       data[0] = 0x1A;
+                       data[1] = 0xE2;
+               }
+               cxd2841er_write_regs(priv, I2C_SLVT, 0xD9, data, 2);
+
+               /* Acquisition optimization setting */
+               cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x12);
+               cxd2841er_set_reg_bits(priv, I2C_SLVT, 0x71, 0x07, 0x07);
+               cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x15);
+               cxd2841er_write_reg(priv, I2C_SLVT, 0xBE, 0x02);
                break;
        default:
                dev_dbg(&priv->i2c->dev, "%s(): invalid bandwidth %d\n",
-                       __func__, bandwidth);
+                               __func__, bandwidth);
                return -EINVAL;
        }
-       /* <IF freq setting> */
-       b10_b6[0] = (u8) ((iffreq >> 16) & 0xff);
-       b10_b6[1] = (u8)((iffreq >> 8) & 0xff);
-       b10_b6[2] = (u8)(iffreq & 0xff);
-       cxd2841er_write_regs(
-               priv, I2C_SLVT, 0x9f, b10_9f, sizeof(bw8mhz_b10_9f));
-       cxd2841er_write_regs(
-               priv, I2C_SLVT, 0xa6, b10_a6, sizeof(bw8mhz_b10_a6));
-       cxd2841er_write_regs(priv, I2C_SLVT, 0xb6, b10_b6, sizeof(b10_b6));
-       cxd2841er_set_reg_bits(priv, I2C_SLVT, 0xd7, d7val, 0x7);
-       cxd2841er_write_regs(
-               priv, I2C_SLVT, 0xd9, b10_d9, sizeof(bw8mhz_b10_d9));
-       cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x17);
-       cxd2841er_write_regs(
-               priv, I2C_SLVT, 0x38, b17_38, sizeof(bw8mhz_b17_38));
        return 0;
 }
 
@@ -1902,6 +2377,7 @@ static int cxd2841er_sleep_tc_to_active_t(struct cxd2841er_priv *priv,
                                          u32 bandwidth)
 {
        u8 data[2] = { 0x09, 0x54 };
+       u8 data24m[3] = {0xDC, 0x6C, 0x00};
 
        dev_dbg(&priv->i2c->dev, "%s()\n", __func__);
        cxd2841er_set_ts_clock_mode(priv, SYS_DVBT);
@@ -1919,7 +2395,11 @@ static int cxd2841er_sleep_tc_to_active_t(struct cxd2841er_priv *priv,
        cxd2841er_write_reg(priv, I2C_SLVT, 0x30, 0x00);
        /* Enable ADC 1 */
        cxd2841er_write_reg(priv, I2C_SLVT, 0x41, 0x1a);
-       /* xtal freq 20.5MHz */
+       /* Enable ADC 2 & 3 */
+       if (priv->xtal == SONY_XTAL_41000) {
+               data[0] = 0x0A;
+               data[1] = 0xD4;
+       }
        cxd2841er_write_regs(priv, I2C_SLVT, 0x43, data, 2);
        /* Enable ADC 4 */
        cxd2841er_write_reg(priv, I2C_SLVX, 0x18, 0x00);
@@ -1947,6 +2427,15 @@ static int cxd2841er_sleep_tc_to_active_t(struct cxd2841er_priv *priv,
        /* TSIF setting */
        cxd2841er_set_reg_bits(priv, I2C_SLVT, 0xce, 0x01, 0x01);
        cxd2841er_set_reg_bits(priv, I2C_SLVT, 0xcf, 0x01, 0x01);
+
+       if (priv->xtal == SONY_XTAL_24000) {
+               /* Set SLV-T Bank : 0x10 */
+               cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x10);
+               cxd2841er_write_reg(priv, I2C_SLVT, 0xBF, 0x60);
+               cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x18);
+               cxd2841er_write_regs(priv, I2C_SLVT, 0x24, data24m, 3);
+       }
+
        cxd2841er_sleep_tc_to_active_t_band(priv, bandwidth);
        /* Set SLV-T Bank : 0x00 */
        cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x00);
@@ -2032,6 +2521,84 @@ static int cxd2841er_sleep_tc_to_active_t2(struct cxd2841er_priv *priv,
        return 0;
 }
 
+/* ISDB-Tb part */
+static int cxd2841er_sleep_tc_to_active_i(struct cxd2841er_priv *priv,
+               u32 bandwidth)
+{
+       u8 data[2] = { 0x09, 0x54 };
+       u8 data24m[2] = {0x60, 0x00};
+       u8 data24m2[3] = {0xB7, 0x1B, 0x00};
+
+       dev_dbg(&priv->i2c->dev, "%s()\n", __func__);
+       cxd2841er_set_ts_clock_mode(priv, SYS_DVBT);
+       /* Set SLV-X Bank : 0x00 */
+       cxd2841er_write_reg(priv, I2C_SLVX, 0x00, 0x00);
+       /* Set demod mode */
+       cxd2841er_write_reg(priv, I2C_SLVX, 0x17, 0x06);
+       /* Set SLV-T Bank : 0x00 */
+       cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x00);
+       /* Enable demod clock */
+       cxd2841er_write_reg(priv, I2C_SLVT, 0x2c, 0x01);
+       /* Enable RF level monitor */
+       cxd2841er_write_reg(priv, I2C_SLVT, 0x2f, 0x01);
+       cxd2841er_write_reg(priv, I2C_SLVT, 0x59, 0x01);
+       /* Enable ADC clock */
+       cxd2841er_write_reg(priv, I2C_SLVT, 0x30, 0x00);
+       /* Enable ADC 1 */
+       cxd2841er_write_reg(priv, I2C_SLVT, 0x41, 0x1a);
+       /* xtal freq 20.5MHz or 24M */
+       cxd2841er_write_regs(priv, I2C_SLVT, 0x43, data, 2);
+       /* Enable ADC 4 */
+       cxd2841er_write_reg(priv, I2C_SLVX, 0x18, 0x00);
+       /* ASCOT setting ON */
+       cxd2841er_set_reg_bits(priv, I2C_SLVT, 0xa5, 0x01, 0x01);
+       /* FEC Auto Recovery setting */
+       cxd2841er_set_reg_bits(priv, I2C_SLVT, 0x30, 0x01, 0x01);
+       cxd2841er_set_reg_bits(priv, I2C_SLVT, 0x31, 0x00, 0x01);
+       /* ISDB-T initial setting */
+       /* Set SLV-T Bank : 0x00 */
+       cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x00);
+       cxd2841er_set_reg_bits(priv, I2C_SLVT, 0xce, 0x00, 0x01);
+       cxd2841er_set_reg_bits(priv, I2C_SLVT, 0xcf, 0x00, 0x01);
+       /* Set SLV-T Bank : 0x10 */
+       cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x10);
+       cxd2841er_set_reg_bits(priv, I2C_SLVT, 0x69, 0x04, 0x07);
+       cxd2841er_set_reg_bits(priv, I2C_SLVT, 0x6B, 0x03, 0x07);
+       cxd2841er_set_reg_bits(priv, I2C_SLVT, 0x9D, 0x50, 0xFF);
+       cxd2841er_set_reg_bits(priv, I2C_SLVT, 0xD3, 0x06, 0x1F);
+       cxd2841er_set_reg_bits(priv, I2C_SLVT, 0xED, 0x00, 0x01);
+       cxd2841er_set_reg_bits(priv, I2C_SLVT, 0xE2, 0xCE, 0x80);
+       cxd2841er_set_reg_bits(priv, I2C_SLVT, 0xF2, 0x13, 0x10);
+       cxd2841er_set_reg_bits(priv, I2C_SLVT, 0xDE, 0x2E, 0x3F);
+       /* Set SLV-T Bank : 0x15 */
+       cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x15);
+       cxd2841er_set_reg_bits(priv, I2C_SLVT, 0xDE, 0x02, 0x03);
+       /* Set SLV-T Bank : 0x1E */
+       cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x1E);
+       cxd2841er_set_reg_bits(priv, I2C_SLVT, 0x73, 0x68, 0xFF);
+       /* Set SLV-T Bank : 0x63 */
+       cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x63);
+       cxd2841er_set_reg_bits(priv, I2C_SLVT, 0x81, 0x00, 0x01);
+
+       /* for xtal 24MHz */
+       /* Set SLV-T Bank : 0x10 */
+       cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x10);
+       cxd2841er_write_regs(priv, I2C_SLVT, 0xBF, data24m, 2);
+       /* Set SLV-T Bank : 0x60 */
+       cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x60);
+       cxd2841er_write_regs(priv, I2C_SLVT, 0xA8, data24m2, 3);
+
+       cxd2841er_sleep_tc_to_active_i_band(priv, bandwidth);
+       /* Set SLV-T Bank : 0x00 */
+       cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x00);
+       /* Disable HiZ Setting 1 */
+       cxd2841er_write_reg(priv, I2C_SLVT, 0x80, 0x28);
+       /* Disable HiZ Setting 2 */
+       cxd2841er_write_reg(priv, I2C_SLVT, 0x81, 0x00);
+       priv->state = STATE_ACTIVE_TC;
+       return 0;
+}
+
 static int cxd2841er_sleep_tc_to_active_c(struct cxd2841er_priv *priv,
                                          u32 bandwidth)
 {
@@ -2142,10 +2709,10 @@ static int cxd2841er_set_frontend_s(struct dvb_frontend *fe)
        struct dtv_frontend_properties *p = &fe->dtv_property_cache;
        u32 symbol_rate = p->symbol_rate/1000;
 
-       dev_dbg(&priv->i2c->dev, "%s(): %s frequency=%d symbol_rate=%d\n",
+       dev_dbg(&priv->i2c->dev, "%s(): %s frequency=%d symbol_rate=%d xtal=%d\n",
                __func__,
                (p->delivery_system == SYS_DVBS ? "DVB-S" : "DVB-S2"),
-                p->frequency, symbol_rate);
+                p->frequency, symbol_rate, priv->xtal);
        switch (priv->state) {
        case STATE_SLEEP_S:
                ret = cxd2841er_sleep_s_to_active_s(
@@ -2233,6 +2800,21 @@ static int cxd2841er_set_frontend_tc(struct dvb_frontend *fe)
                                __func__, priv->state);
                        ret = -EINVAL;
                }
+       } else if (p->delivery_system == SYS_ISDBT) {
+               priv->system = SYS_ISDBT;
+               switch (priv->state) {
+               case STATE_SLEEP_TC:
+                       ret = cxd2841er_sleep_tc_to_active_i(
+                                       priv, p->bandwidth_hz);
+                       break;
+               case STATE_ACTIVE_TC:
+                       ret = cxd2841er_retune_active(priv, p);
+                       break;
+               default:
+                       dev_dbg(&priv->i2c->dev, "%s(): invalid state %d\n",
+                                       __func__, priv->state);
+                       ret = -EINVAL;
+               }
        } else if (p->delivery_system == SYS_DVBC_ANNEX_A ||
                        p->delivery_system == SYS_DVBC_ANNEX_C) {
                priv->system = SYS_DVBC_ANNEX_A;
@@ -2382,6 +2964,9 @@ static int cxd2841er_sleep_tc(struct dvb_frontend *fe)
                case SYS_DVBT2:
                        cxd2841er_active_t2_to_sleep_tc(priv);
                        break;
+               case SYS_ISDBT:
+                       cxd2841er_active_i_to_sleep_tc(priv);
+                       break;
                case SYS_DVBC_ANNEX_A:
                        cxd2841er_active_c_to_sleep_tc(priv);
                        break;
@@ -2544,6 +3129,7 @@ static int cxd2841er_init_tc(struct dvb_frontend *fe)
 static struct dvb_frontend_ops cxd2841er_dvbs_s2_ops;
 static struct dvb_frontend_ops cxd2841er_dvbt_t2_ops;
 static struct dvb_frontend_ops cxd2841er_dvbc_ops;
+static struct dvb_frontend_ops cxd2841er_isdbt_ops;
 
 static struct dvb_frontend *cxd2841er_attach(struct cxd2841er_config *cfg,
                                             struct i2c_adapter *i2c,
@@ -2561,6 +3147,7 @@ static struct dvb_frontend *cxd2841er_attach(struct cxd2841er_config *cfg,
        priv->config = cfg;
        priv->i2c_addr_slvx = (cfg->i2c_addr + 4) >> 1;
        priv->i2c_addr_slvt = (cfg->i2c_addr) >> 1;
+       priv->xtal = cfg->xtal;
        /* create dvb_frontend */
        switch (system) {
        case SYS_DVBS:
@@ -2575,6 +3162,12 @@ static struct dvb_frontend *cxd2841er_attach(struct cxd2841er_config *cfg,
                        sizeof(struct dvb_frontend_ops));
                type = "T/T2";
                break;
+       case SYS_ISDBT:
+               memcpy(&priv->frontend.ops,
+                               &cxd2841er_isdbt_ops,
+                               sizeof(struct dvb_frontend_ops));
+               type = "ISDBT";
+               break;
        case SYS_DVBC_ANNEX_A:
                memcpy(&priv->frontend.ops,
                        &cxd2841er_dvbc_ops,
@@ -2594,7 +3187,7 @@ static struct dvb_frontend *cxd2841er_attach(struct cxd2841er_config *cfg,
                __func__, priv->i2c,
                priv->i2c_addr_slvx, priv->i2c_addr_slvt);
        chip_id = cxd2841er_chip_id(priv);
-       if (chip_id != CXD2841ER_CHIP_ID) {
+       if (chip_id != CXD2841ER_CHIP_ID && chip_id != CXD2854ER_CHIP_ID) {
                dev_err(&priv->i2c->dev, "%s(): invalid chip ID 0x%02x\n",
                        __func__, chip_id);
                priv->frontend.demodulator_priv = NULL;
@@ -2620,6 +3213,13 @@ struct dvb_frontend *cxd2841er_attach_t(struct cxd2841er_config *cfg,
 }
 EXPORT_SYMBOL(cxd2841er_attach_t);
 
+struct dvb_frontend *cxd2841er_attach_i(struct cxd2841er_config *cfg,
+               struct i2c_adapter *i2c)
+{
+       return cxd2841er_attach(cfg, i2c, SYS_ISDBT);
+}
+EXPORT_SYMBOL(cxd2841er_attach_i);
+
 struct dvb_frontend *cxd2841er_attach_c(struct cxd2841er_config *cfg,
                                        struct i2c_adapter *i2c)
 {
@@ -2691,6 +3291,42 @@ static struct  dvb_frontend_ops cxd2841er_dvbt_t2_ops = {
        .get_frontend_algo = cxd2841er_get_algo
 };
 
+static struct  dvb_frontend_ops cxd2841er_isdbt_ops = {
+       .delsys = { SYS_ISDBT },
+       .info = {
+               .name   = "Sony CXD2854ER ISDBT demodulator",
+               .caps = FE_CAN_FEC_1_2 |
+                       FE_CAN_FEC_2_3 |
+                       FE_CAN_FEC_3_4 |
+                       FE_CAN_FEC_5_6 |
+                       FE_CAN_FEC_7_8 |
+                       FE_CAN_FEC_AUTO |
+                       FE_CAN_QPSK |
+                       FE_CAN_QAM_16 |
+                       FE_CAN_QAM_32 |
+                       FE_CAN_QAM_64 |
+                       FE_CAN_QAM_128 |
+                       FE_CAN_QAM_256 |
+                       FE_CAN_QAM_AUTO |
+                       FE_CAN_TRANSMISSION_MODE_AUTO |
+                       FE_CAN_GUARD_INTERVAL_AUTO |
+                       FE_CAN_HIERARCHY_AUTO |
+                       FE_CAN_MUTE_TS |
+                       FE_CAN_2G_MODULATION,
+               .frequency_min = 42000000,
+               .frequency_max = 1002000000
+       },
+       .init = cxd2841er_init_tc,
+       .sleep = cxd2841er_sleep_tc,
+       .release = cxd2841er_release,
+       .set_frontend = cxd2841er_set_frontend_tc,
+       .get_frontend = cxd2841er_get_frontend,
+       .read_status = cxd2841er_read_status_tc,
+       .tune = cxd2841er_tune_tc,
+       .i2c_gate_ctrl = cxd2841er_i2c_gate_ctrl,
+       .get_frontend_algo = cxd2841er_get_algo
+};
+
 static struct  dvb_frontend_ops cxd2841er_dvbc_ops = {
        .delsys = { SYS_DVBC_ANNEX_A },
        .info = {
@@ -2722,6 +3358,6 @@ static struct  dvb_frontend_ops cxd2841er_dvbc_ops = {
        .get_frontend_algo = cxd2841er_get_algo,
 };
 
-MODULE_DESCRIPTION("Sony CXD2841ER DVB-C/C2/T/T2/S/S2 demodulator driver");
-MODULE_AUTHOR("Sergey Kozlov <serjk@netup.ru>");
+MODULE_DESCRIPTION("Sony CXD2841ER/CXD2854ER DVB-C/C2/T/T2/S/S2 demodulator driver");
+MODULE_AUTHOR("Sergey Kozlov <serjk@netup.ru>, Abylay Ospan <aospan@netup.ru>");
 MODULE_LICENSE("GPL");
index 3472bdd589493df03880027e24979b8649bc6589..9b0d2c1c607a248e8c3dae5fe8df6ce86e55f74d 100644 (file)
 #include <linux/kconfig.h>
 #include <linux/dvb/frontend.h>
 
+enum cxd2841er_xtal {
+       SONY_XTAL_20500, /* 20.5 MHz */
+       SONY_XTAL_24000, /* 24 MHz */
+       SONY_XTAL_41000 /* 41 MHz */
+};
+
 struct cxd2841er_config {
        u8      i2c_addr;
+       enum cxd2841er_xtal     xtal;
 };
 
 #if IS_REACHABLE(CONFIG_DVB_CXD2841ER)
@@ -38,28 +45,38 @@ extern struct dvb_frontend *cxd2841er_attach_t(struct cxd2841er_config *cfg,
 
 extern struct dvb_frontend *cxd2841er_attach_c(struct cxd2841er_config *cfg,
                                               struct i2c_adapter *i2c);
+extern struct dvb_frontend *cxd2841er_attach_i(struct cxd2841er_config *cfg,
+               struct i2c_adapter *i2c);
 #else
 static inline struct dvb_frontend *cxd2841er_attach_s(
                                        struct cxd2841er_config *cfg,
                                        struct i2c_adapter *i2c)
 {
-       printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
+       pr_warn("%s: driver disabled by Kconfig\n", __func__);
        return NULL;
 }
 
 static inline struct dvb_frontend *cxd2841er_attach_t(
                struct cxd2841er_config *cfg, struct i2c_adapter *i2c)
 {
-       printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
+       pr_warn("%s: driver disabled by Kconfig\n", __func__);
        return NULL;
 }
 
 static inline struct dvb_frontend *cxd2841er_attach_c(
                struct cxd2841er_config *cfg, struct i2c_adapter *i2c)
 {
-       printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
+       pr_warn("%s: driver disabled by Kconfig\n", __func__);
+       return NULL;
+}
+
+static inline struct dvb_frontend *cxd2841er_attach_i(
+               struct cxd2841er_config *cfg, struct i2c_adapter *i2c)
+{
+       pr_warn("%s: driver disabled by Kconfig\n", __func__);
        return NULL;
 }
+
 #endif
 
 #endif
index 33e2f495277b7fb0de06b4a975a826b742d65ca2..0bbce451149f71d5957cfb414c4e815765e61f44 100644 (file)
@@ -26,6 +26,7 @@
 #define I2C_SLVT                       1
 
 #define CXD2841ER_CHIP_ID              0xa7
+#define CXD2854ER_CHIP_ID              0xc1
 
 #define CXD2841ER_DVBS_POLLING_INVL    10