[media] cx23885: add support for cx24117 with tbs6980 or tbs6981

Signed-off-by: Luis Alves <ljalvs@gmail.com>
Reviewed-by: Antti Palosaari <crope@iki.fi>
Signed-off-by: Michael Krufky <mkrufky@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>

5 files changed, 113 insertions, 0 deletions

diff --git a/drivers/media/pci/cx23885/Kconfig b/drivers/media/pci/cx23885/Kconfig
index 5104c802f72f..d1dcb1d2e087 100644
--- a/drivers/media/pci/cx23885/Kconfig
+++ b/drivers/media/pci/cx23885/Kconfig
@@ -23,6 +23,7 @@ config VIDEO_CX23885
         select DVB_STB6100 if MEDIA_SUBDRV_AUTOSELECT
         select DVB_STV6110 if MEDIA_SUBDRV_AUTOSELECT
         select DVB_CX24116 if MEDIA_SUBDRV_AUTOSELECT
+        select DVB_CX24117 if MEDIA_SUBDRV_AUTOSELECT
         select DVB_STV0900 if MEDIA_SUBDRV_AUTOSELECT
         select DVB_DS3000 if MEDIA_SUBDRV_AUTOSELECT
         select DVB_TS2020 if MEDIA_SUBDRV_AUTOSELECT
diff --git a/drivers/media/pci/cx23885/cx23885-cards.c b/drivers/media/pci/cx23885/cx23885-cards.c
index 6a71a965e757..b3ae43da2598 100644
--- a/drivers/media/pci/cx23885/cx23885-cards.c
+++ b/drivers/media/pci/cx23885/cx23885-cards.c
@@ -259,6 +259,16 @@ struct cx23885_board cx23885_boards[] = {
                 .name           = "TurboSight TBS 6920",
                 .portb          = CX23885_MPEG_DVB,
         },
+        [CX23885_BOARD_TBS_6980] = {
+                .name           = "TurboSight TBS 6980",
+                .portb          = CX23885_MPEG_DVB,
+                .portc          = CX23885_MPEG_DVB,
+        },
+        [CX23885_BOARD_TBS_6981] = {
+                .name           = "TurboSight TBS 6981",
+                .portb          = CX23885_MPEG_DVB,
+                .portc          = CX23885_MPEG_DVB,
+        },
         [CX23885_BOARD_TEVII_S470] = {
                 .name           = "TeVii S470",
                 .portb          = CX23885_MPEG_DVB,
@@ -699,6 +709,14 @@ struct cx23885_subid cx23885_subids[] = {
                 .subdevice = 0x8888,
                 .card      = CX23885_BOARD_TBS_6920,
         }, {
+                .subvendor = 0x6980,
+                .subdevice = 0x8888,
+                .card      = CX23885_BOARD_TBS_6980,
+        }, {
+                .subvendor = 0x6981,
+                .subdevice = 0x8888,
+                .card      = CX23885_BOARD_TBS_6981,
+        }, {
                 .subvendor = 0xd470,
                 .subdevice = 0x9022,
                 .card      = CX23885_BOARD_TEVII_S470,
@@ -1023,6 +1041,35 @@ static void hauppauge_eeprom(struct cx23885_dev *dev, u8 *eeprom_data)
                         dev->name, tv.model);
 }
 
+/* Some TBS cards require initing a chip using a bitbanged SPI attached
+   to the cx23885 gpio's. If this chip doesn't get init'ed the demod
+   doesn't respond to any command. */
+static void tbs_card_init(struct cx23885_dev *dev)
+{
+        int i;
+        const u8 buf[] = {
+                0xe0, 0x06, 0x66, 0x33, 0x65,
+                0x01, 0x17, 0x06, 0xde};
+
+        switch (dev->board) {
+        case CX23885_BOARD_TBS_6980:
+        case CX23885_BOARD_TBS_6981:
+                cx_set(GP0_IO, 0x00070007);
+                usleep_range(1000, 10000);
+                cx_clear(GP0_IO, 2);
+                usleep_range(1000, 10000);
+                for (i = 0; i < 9 * 8; i++) {
+                        cx_clear(GP0_IO, 7);
+                        usleep_range(1000, 10000);
+                        cx_set(GP0_IO,
+                                ((buf[i >> 3] >> (7 - (i & 7))) & 1) | 4);
+                        usleep_range(1000, 10000);
+                }
+                cx_set(GP0_IO, 7);
+                break;
+        }
+}
+
 int cx23885_tuner_callback(void *priv, int component, int command, int arg)
 {
         struct cx23885_tsport *port = priv;
@@ -1225,6 +1272,8 @@ void cx23885_gpio_setup(struct cx23885_dev *dev)
                 cx_set(GP0_IO, 0x00040004);
                 break;
         case CX23885_BOARD_TBS_6920:
+        case CX23885_BOARD_TBS_6980:
+        case CX23885_BOARD_TBS_6981:
         case CX23885_BOARD_PROF_8000:
                 cx_write(MC417_CTL, 0x00000036);
                 cx_write(MC417_OEN, 0x00001000);
@@ -1473,6 +1522,8 @@ int cx23885_ir_init(struct cx23885_dev *dev)
         case CX23885_BOARD_TERRATEC_CINERGY_T_PCIE_DUAL:
         case CX23885_BOARD_TEVII_S470:
         case CX23885_BOARD_MYGICA_X8507:
+        case CX23885_BOARD_TBS_6980:
+        case CX23885_BOARD_TBS_6981:
                 if (!enable_885_ir)
                         break;
                 dev->sd_ir = cx23885_find_hw(dev, CX23885_HW_AV_CORE);
@@ -1516,6 +1567,8 @@ void cx23885_ir_fini(struct cx23885_dev *dev)
         case CX23885_BOARD_TEVII_S470:
         case CX23885_BOARD_HAUPPAUGE_HVR1250:
         case CX23885_BOARD_MYGICA_X8507:
+        case CX23885_BOARD_TBS_6980:
+        case CX23885_BOARD_TBS_6981:
                 cx23885_irq_remove(dev, PCI_MSK_AV_CORE);
                 /* sd_ir is a duplicate pointer to the AV Core, just clear it */
                 dev->sd_ir = NULL;
@@ -1561,6 +1614,8 @@ void cx23885_ir_pci_int_enable(struct cx23885_dev *dev)
         case CX23885_BOARD_TEVII_S470:
         case CX23885_BOARD_HAUPPAUGE_HVR1250:
         case CX23885_BOARD_MYGICA_X8507:
+        case CX23885_BOARD_TBS_6980:
+        case CX23885_BOARD_TBS_6981:
                 if (dev->sd_ir)
                         cx23885_irq_add_enable(dev, PCI_MSK_AV_CORE);
                 break;
@@ -1676,6 +1731,16 @@ void cx23885_card_setup(struct cx23885_dev *dev)
                 ts2->ts_clk_en_val = 0x1; /* Enable TS_CLK */
                 ts2->src_sel_val   = CX23885_SRC_SEL_PARALLEL_MPEG_VIDEO;
                 break;
+        case CX23885_BOARD_TBS_6980:
+        case CX23885_BOARD_TBS_6981:
+                ts1->gen_ctrl_val  = 0xc; /* Serial bus + punctured clock */
+                ts1->ts_clk_en_val = 0x1; /* Enable TS_CLK */
+                ts1->src_sel_val   = CX23885_SRC_SEL_PARALLEL_MPEG_VIDEO;
+                ts2->gen_ctrl_val  = 0xc; /* Serial bus + punctured clock */
+                ts2->ts_clk_en_val = 0x1; /* Enable TS_CLK */
+                ts2->src_sel_val   = CX23885_SRC_SEL_PARALLEL_MPEG_VIDEO;
+                tbs_card_init(dev);
+                break;
         case CX23885_BOARD_MYGICA_X8506:
         case CX23885_BOARD_MAGICPRO_PROHDTVE2:
         case CX23885_BOARD_MYGICA_X8507:
@@ -1752,6 +1817,8 @@ void cx23885_card_setup(struct cx23885_dev *dev)
         case CX23885_BOARD_MYGICA_X8507:
         case CX23885_BOARD_TERRATEC_CINERGY_T_PCIE_DUAL:
         case CX23885_BOARD_AVERMEDIA_HC81R:
+        case CX23885_BOARD_TBS_6980:
+        case CX23885_BOARD_TBS_6981:
                 dev->sd_cx25840 = v4l2_i2c_new_subdev(&dev->v4l2_dev,
                                 &dev->i2c_bus[2].i2c_adap,
                                 "cx25840", 0x88 >> 1, NULL);
diff --git a/drivers/media/pci/cx23885/cx23885-dvb.c b/drivers/media/pci/cx23885/cx23885-dvb.c
index 971e4ff1b87f..34120db1f51f 100644
--- a/drivers/media/pci/cx23885/cx23885-dvb.c
+++ b/drivers/media/pci/cx23885/cx23885-dvb.c
@@ -51,6 +51,7 @@
 #include "stv6110.h"
 #include "lnbh24.h"
 #include "cx24116.h"
+#include "cx24117.h"
 #include "cimax2.h"
 #include "lgs8gxx.h"
 #include "netup-eeprom.h"
@@ -461,6 +462,10 @@ static struct cx24116_config tbs_cx24116_config = {
         .demod_address = 0x55,
 };
 
+static struct cx24117_config tbs_cx24117_config = {
+        .demod_address = 0x55,
+};
+
 static struct ds3000_config tevii_ds3000_config = {
         .demod_address = 0x68,
 };
@@ -1044,6 +1049,32 @@ static int dvb_register(struct cx23885_tsport *port)
                         fe0->dvb.frontend->ops.set_voltage = f300_set_voltage;
 
                 break;
+        case CX23885_BOARD_TBS_6980:
+        case CX23885_BOARD_TBS_6981:
+                i2c_bus = &dev->i2c_bus[1];
+
+                switch (port->nr) {
+                /* PORT B */
+                case 1:
+                        fe0->dvb.frontend = dvb_attach(cx24117_attach,
+                                        &tbs_cx24117_config,
+                                        &i2c_bus->i2c_adap, NULL);
+                        break;
+                /* PORT C */
+                case 2:
+                        /* use fe1 pointer as temporary holder */
+                        /* for the first frontend */
+                        fe1 = videobuf_dvb_get_frontend(
+                                &port->dev->ts1.frontends, 1);
+
+                        fe0->dvb.frontend = dvb_attach(cx24117_attach,
+                                        &tbs_cx24117_config,
+                                        &i2c_bus->i2c_adap, fe1->dvb.frontend);
+                        /* we're done, so clear fe1 pointer */
+                        fe1 = NULL;
+                        break;
+                }
+                break;
         case CX23885_BOARD_TEVII_S470:
                 i2c_bus = &dev->i2c_bus[1];
 
diff --git a/drivers/media/pci/cx23885/cx23885-input.c b/drivers/media/pci/cx23885/cx23885-input.c
index 7875dfbe09ff..8a49e7c9eddd 100644
--- a/drivers/media/pci/cx23885/cx23885-input.c
+++ b/drivers/media/pci/cx23885/cx23885-input.c
@@ -90,6 +90,8 @@ void cx23885_input_rx_work_handler(struct cx23885_dev *dev, u32 events)
         case CX23885_BOARD_TEVII_S470:
         case CX23885_BOARD_HAUPPAUGE_HVR1250:
         case CX23885_BOARD_MYGICA_X8507:
+        case CX23885_BOARD_TBS_6980:
+        case CX23885_BOARD_TBS_6981:
                 /*
                  * The only boards we handle right now.  However other boards
                  * using the CX2388x integrated IR controller should be similar
@@ -168,6 +170,8 @@ static int cx23885_input_ir_start(struct cx23885_dev *dev)
                 break;
         case CX23885_BOARD_TERRATEC_CINERGY_T_PCIE_DUAL:
         case CX23885_BOARD_TEVII_S470:
+        case CX23885_BOARD_TBS_6980:
+        case CX23885_BOARD_TBS_6981:
                 /*
                  * The IR controller on this board only returns pulse widths.
                  * Any other mode setting will fail to set up the device.
@@ -298,6 +302,14 @@ int cx23885_input_init(struct cx23885_dev *dev)
                 /* A guess at the remote */
                 rc_map = RC_MAP_TOTAL_MEDIA_IN_HAND_02;
                 break;
+        case CX23885_BOARD_TBS_6980:
+        case CX23885_BOARD_TBS_6981:
+                /* Integrated CX23885 IR controller */
+                driver_type = RC_DRIVER_IR_RAW;
+                allowed_protos = RC_BIT_ALL;
+                /* A guess at the remote */
+                rc_map = RC_MAP_TBS_NEC;
+                break;
         default:
                 return -ENODEV;
         }
diff --git a/drivers/media/pci/cx23885/cx23885.h b/drivers/media/pci/cx23885/cx23885.h
index 038caf53908b..2eb23d87c752 100644
--- a/drivers/media/pci/cx23885/cx23885.h
+++ b/drivers/media/pci/cx23885/cx23885.h
@@ -93,6 +93,8 @@
 #define CX23885_BOARD_PROF_8000                37
 #define CX23885_BOARD_HAUPPAUGE_HVR4400        38
 #define CX23885_BOARD_AVERMEDIA_HC81R          39
+#define CX23885_BOARD_TBS_6981                 40
+#define CX23885_BOARD_TBS_6980                 41
 
 #define GPIO_0 0x00000001
 #define GPIO_1 0x00000002