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@@ -1,5 +1,4 @@
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/*
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/*
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- * $Id: tda8290.c,v 1.15 2005/07/08 20:21:33 mchehab Exp $
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*
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*
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* i2c tv tuner chip device driver
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* i2c tv tuner chip device driver
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* controls the philips tda8290+75 tuner chip combo.
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* controls the philips tda8290+75 tuner chip combo.
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@@ -9,6 +8,9 @@
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#include <linux/delay.h>
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#include <linux/delay.h>
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#include <media/tuner.h>
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#include <media/tuner.h>
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+#define I2C_ADDR_TDA8290 0x4b
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+#define I2C_ADDR_TDA8275 0x61
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+
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/* ---------------------------------------------------------------------- */
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/* ---------------------------------------------------------------------- */
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struct freq_entry {
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struct freq_entry {
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@@ -75,10 +77,12 @@ static unsigned char i2c_init_tda8275[14] = { 0x00, 0x00, 0x00, 0x00,
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static unsigned char i2c_set_VS[2] = { 0x30, 0x6F };
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static unsigned char i2c_set_VS[2] = { 0x30, 0x6F };
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static unsigned char i2c_set_GP01_CF[2] = { 0x20, 0x0B };
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static unsigned char i2c_set_GP01_CF[2] = { 0x20, 0x0B };
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static unsigned char i2c_tda8290_reset[2] = { 0x00, 0x00 };
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static unsigned char i2c_tda8290_reset[2] = { 0x00, 0x00 };
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+static unsigned char i2c_tda8290_standby[2] = { 0x00, 0x02 };
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static unsigned char i2c_gainset_off[2] = { 0x28, 0x14 };
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static unsigned char i2c_gainset_off[2] = { 0x28, 0x14 };
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static unsigned char i2c_gainset_on[2] = { 0x28, 0x54 };
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static unsigned char i2c_gainset_on[2] = { 0x28, 0x54 };
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static unsigned char i2c_agc3_00[2] = { 0x80, 0x00 };
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static unsigned char i2c_agc3_00[2] = { 0x80, 0x00 };
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static unsigned char i2c_agc2_BF[2] = { 0x60, 0xBF };
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static unsigned char i2c_agc2_BF[2] = { 0x60, 0xBF };
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+static unsigned char i2c_cb1_D0[2] = { 0x30, 0xD0 };
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static unsigned char i2c_cb1_D2[2] = { 0x30, 0xD2 };
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static unsigned char i2c_cb1_D2[2] = { 0x30, 0xD2 };
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static unsigned char i2c_cb1_56[2] = { 0x30, 0x56 };
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static unsigned char i2c_cb1_56[2] = { 0x30, 0x56 };
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static unsigned char i2c_cb1_52[2] = { 0x30, 0x52 };
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static unsigned char i2c_cb1_52[2] = { 0x30, 0x52 };
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@@ -117,6 +121,13 @@ static struct i2c_msg i2c_msg_epilog[] = {
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{ I2C_ADDR_TDA8290, 0, ARRAY_SIZE(i2c_gainset_on), i2c_gainset_on },
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{ I2C_ADDR_TDA8290, 0, ARRAY_SIZE(i2c_gainset_on), i2c_gainset_on },
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};
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};
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+static struct i2c_msg i2c_msg_standby[] = {
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+ { I2C_ADDR_TDA8290, 0, ARRAY_SIZE(i2c_enable_bridge), i2c_enable_bridge },
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+ { I2C_ADDR_TDA8275, 0, ARRAY_SIZE(i2c_cb1_D0), i2c_cb1_D0 },
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+ { I2C_ADDR_TDA8290, 0, ARRAY_SIZE(i2c_disable_bridge), i2c_disable_bridge },
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+ { I2C_ADDR_TDA8290, 0, ARRAY_SIZE(i2c_tda8290_standby), i2c_tda8290_standby },
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+};
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+
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static int tda8290_tune(struct i2c_client *c)
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static int tda8290_tune(struct i2c_client *c)
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{
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{
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struct tuner *t = i2c_get_clientdata(c);
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struct tuner *t = i2c_get_clientdata(c);
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@@ -205,6 +216,11 @@ static int has_signal(struct i2c_client *c)
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return (afc & 0x80)? 65535:0;
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return (afc & 0x80)? 65535:0;
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}
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}
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+static void standby(struct i2c_client *c)
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+{
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+ i2c_transfer(c->adapter, i2c_msg_standby, ARRAY_SIZE(i2c_msg_standby));
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+}
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+
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int tda8290_init(struct i2c_client *c)
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int tda8290_init(struct i2c_client *c)
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{
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{
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struct tuner *t = i2c_get_clientdata(c);
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struct tuner *t = i2c_get_clientdata(c);
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@@ -214,6 +230,7 @@ int tda8290_init(struct i2c_client *c)
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t->tv_freq = set_tv_freq;
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t->tv_freq = set_tv_freq;
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t->radio_freq = set_radio_freq;
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t->radio_freq = set_radio_freq;
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t->has_signal = has_signal;
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t->has_signal = has_signal;
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+ t->standby = standby;
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i2c_master_send(c, i2c_enable_bridge, ARRAY_SIZE(i2c_enable_bridge));
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i2c_master_send(c, i2c_enable_bridge, ARRAY_SIZE(i2c_enable_bridge));
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i2c_transfer(c->adapter, i2c_msg_init, ARRAY_SIZE(i2c_msg_init));
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i2c_transfer(c->adapter, i2c_msg_init, ARRAY_SIZE(i2c_msg_init));
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