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[media] rtl28xxu: add support for tua9001 tuner based devices
Signed-off-by: Antti Palosaari <crope@iki.fi> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
parent
89054e37a8
commit
5be65721a7
1 changed files with 92 additions and 3 deletions
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@ -32,6 +32,7 @@
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#include "fc0013.h"
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#include "e4000.h"
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#include "fc2580.h"
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#include "tua9001.h"
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DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
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@ -399,6 +400,12 @@ static struct rtl2832_config rtl28xxu_rtl2832_fc0013_config = {
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.tuner = TUNER_RTL2832_FC0013
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};
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static struct rtl2832_config rtl28xxu_rtl2832_tua9001_config = {
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.i2c_addr = 0x10, /* 0x20 */
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.xtal = 28800000,
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.tuner = TUNER_RTL2832_TUA9001,
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};
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static int rtl2832u_fc0012_tuner_callback(struct dvb_usb_device *d,
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int cmd, int arg)
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{
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@ -443,6 +450,54 @@ static int rtl2832u_fc0013_tuner_callback(struct dvb_usb_device *d,
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return 0;
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}
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static int rtl2832u_tua9001_tuner_callback(struct dvb_usb_device *d,
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int cmd, int arg)
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{
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int ret;
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u8 val;
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dev_dbg(&d->udev->dev, "%s: cmd=%d arg=%d\n", __func__, cmd, arg);
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/*
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* CEN always enabled by hardware wiring
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* RESETN GPIO4
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* RXEN GPIO1
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*/
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ret = rtl28xx_rd_reg(d, SYS_GPIO_OUT_VAL, &val);
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if (ret < 0)
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goto err;
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switch (cmd) {
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case TUA9001_CMD_RESETN:
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if (arg)
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val |= (1 << 4);
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else
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val &= ~(1 << 4);
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ret = rtl28xx_wr_reg(d, SYS_GPIO_OUT_VAL, val);
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if (ret < 0)
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goto err;
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break;
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case TUA9001_CMD_RXEN:
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if (arg)
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val |= (1 << 1);
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else
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val &= ~(1 << 1);
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ret = rtl28xx_wr_reg(d, SYS_GPIO_OUT_VAL, val);
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if (ret < 0)
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goto err;
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break;
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}
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return 0;
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err:
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dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret);
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return ret;
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}
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static int rtl2832u_tuner_callback(struct dvb_usb_device *d, int cmd, int arg)
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{
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struct rtl28xxu_priv *priv = d->priv;
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@ -453,6 +508,9 @@ static int rtl2832u_tuner_callback(struct dvb_usb_device *d, int cmd, int arg)
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case TUNER_RTL2832_FC0013:
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return rtl2832u_fc0013_tuner_callback(d, cmd, arg);
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case TUNER_RTL2832_TUA9001:
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return rtl2832u_tua9001_tuner_callback(d, cmd, arg);
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default:
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break;
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}
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@ -608,10 +666,10 @@ static int rtl2832u_frontend_attach(struct dvb_usb_adapter *adap)
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ret = rtl28xxu_ctrl_msg(d, &req_tua9001);
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if (ret == 0 && buf[0] == 0x23 && buf[1] == 0x28) {
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priv->tuner = TUNER_RTL2832_TUA9001;
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/* TODO implement tuner */
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rtl2832_config = &rtl28xxu_rtl2832_tua9001_config;
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dev_info(&d->udev->dev, "%s: TUA9001 tuner found",
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KBUILD_MODNAME);
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goto unsupported;
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goto found;
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}
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/* check MXL5007R ID register; reg=d9 val=14 */
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@ -760,12 +818,17 @@ static const struct fc2580_config rtl2832u_fc2580_config = {
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.clock = 16384000,
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};
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static struct tua9001_config rtl2832u_tua9001_config = {
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.i2c_addr = 0x60,
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};
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static int rtl2832u_tuner_attach(struct dvb_usb_adapter *adap)
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{
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int ret;
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struct dvb_usb_device *d = adap_to_d(adap);
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struct rtl28xxu_priv *priv = d_to_priv(d);
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struct dvb_frontend *fe;
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u8 val;
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dev_dbg(&d->udev->dev, "%s:\n", __func__);
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@ -796,6 +859,33 @@ static int rtl2832u_tuner_attach(struct dvb_usb_adapter *adap)
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fe = dvb_attach(fc2580_attach, adap->fe[0], &d->i2c_adap,
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&rtl2832u_fc2580_config);
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break;
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case TUNER_RTL2832_TUA9001:
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/* enable GPIO1 and GPIO4 as output */
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ret = rtl28xx_rd_reg(d, SYS_GPIO_DIR, &val);
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if (ret < 0)
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goto err;
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val &= ~(1 << 1);
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val &= ~(1 << 4);
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ret = rtl28xx_wr_reg(d, SYS_GPIO_DIR, val);
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if (ret < 0)
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goto err;
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ret = rtl28xx_rd_reg(d, SYS_GPIO_OUT_EN, &val);
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if (ret < 0)
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goto err;
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val |= (1 << 1);
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val |= (1 << 4);
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ret = rtl28xx_wr_reg(d, SYS_GPIO_OUT_EN, val);
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if (ret < 0)
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goto err;
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fe = dvb_attach(tua9001_attach, adap->fe[0], &d->i2c_adap,
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&rtl2832u_tua9001_config);
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break;
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default:
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fe = NULL;
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dev_err(&d->udev->dev, "%s: unknown tuner=%d\n", KBUILD_MODNAME,
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@ -978,7 +1068,6 @@ static int rtl2832u_power_ctrl(struct dvb_usb_device *d, int onoff)
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if (ret)
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goto err;
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/* streaming EP: clear stall & reset */
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ret = rtl28xx_wr_regs(d, USB_EPA_CTL, "\x00\x00", 2);
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if (ret)
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