V4L/DVB (4361): Cx88: add support for Norwood PCI TV Tuner (non-pro)

This patch adds support for Norwood PCI TV Tuner (non-pro)
Signed-off-by: Peter Naulls <peter@chocky.org>
Signed-off-by: Michael Krufky <mkrufky@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

Documentation/video4linux/CARDLIST.cx88

@@ -52,3 +52,4 @@
  51 -> WinFast DTV2000 H                                   [107d:665e]
  52 -> Geniatech DVB-S                                     [14f1:0084]
  53 -> Hauppauge WinTV-HVR3000 TriMode Analog/DVB-S/DVB-T  [0070:1404]
+ 54 -> Norwood Micro TV Tuner

drivers/media/common/ir-keymaps.c

@@ -1473,3 +1473,51 @@ IR_KEYTAB_TYPE ir_codes_npgtech[IR_KEYTAB_SIZE] = {
 };
 
 EXPORT_SYMBOL_GPL(ir_codes_npgtech);
+
+/* Norwood Micro (non-Pro) TV Tuner
+   By Peter Naulls <peter@chocky.org>
+   Key comments are the functions given in the manual */
+IR_KEYTAB_TYPE ir_codes_norwood[IR_KEYTAB_SIZE] = {
+	/* Keys 0 to 9 */
+	[ 0x20 ] = KEY_0,
+	[ 0x21 ] = KEY_1,
+	[ 0x22 ] = KEY_2,
+	[ 0x23 ] = KEY_3,
+	[ 0x24 ] = KEY_4,
+	[ 0x25 ] = KEY_5,
+	[ 0x26 ] = KEY_6,
+	[ 0x27 ] = KEY_7,
+	[ 0x28 ] = KEY_8,
+	[ 0x29 ] = KEY_9,
+
+	[ 0x78 ] = KEY_TUNER,             /* Video Source        */
+	[ 0x2c ] = KEY_EXIT,              /* Open/Close software */
+	[ 0x2a ] = KEY_SELECT,            /* 2 Digit Select      */
+	[ 0x69 ] = KEY_AGAIN,             /* Recall              */
+
+	[ 0x32 ] = KEY_BRIGHTNESSUP,      /* Brightness increase */
+	[ 0x33 ] = KEY_BRIGHTNESSDOWN,    /* Brightness decrease */
+	[ 0x6b ] = KEY_KPPLUS,            /* (not named >>>>>)   */
+	[ 0x6c ] = KEY_KPMINUS,           /* (not named <<<<<)   */
+
+	[ 0x2d ] = KEY_MUTE,              /* Mute                */
+	[ 0x30 ] = KEY_VOLUMEUP,          /* Volume up           */
+	[ 0x31 ] = KEY_VOLUMEDOWN,        /* Volume down         */
+	[ 0x60 ] = KEY_CHANNELUP,         /* Channel up          */
+	[ 0x61 ] = KEY_CHANNELDOWN,       /* Channel down        */
+
+	[ 0x3f ] = KEY_RECORD,            /* Record              */
+	[ 0x37 ] = KEY_PLAY,              /* Play                */
+	[ 0x36 ] = KEY_PAUSE,             /* Pause               */
+	[ 0x2b ] = KEY_STOP,              /* Stop                */
+	[ 0x67 ] = KEY_FASTFORWARD,       /* Foward              */
+	[ 0x66 ] = KEY_REWIND,            /* Rewind              */
+	[ 0x3e ] = KEY_SEARCH,            /* Auto Scan           */
+	[ 0x2e ] = KEY_CAMERA,            /* Capture Video       */
+	[ 0x6d ] = KEY_MENU,              /* Show/Hide Control   */
+	[ 0x2f ] = KEY_ZOOM,              /* Full Screen         */
+	[ 0x34 ] = KEY_RADIO,             /* FM                  */
+	[ 0x65 ] = KEY_POWER,             /* Computer power      */
+};
+
+EXPORT_SYMBOL_GPL(ir_codes_norwood);

drivers/media/video/cx88/cx88-cards.c

@@ -1231,6 +1231,26 @@ struct cx88_board cx88_boards[] = {
 			.gpio0  = 0x84bf,
 		}},
 	},
+	[CX88_BOARD_NORWOOD_MICRO] = {
+		.name           = "Norwood Micro TV Tuner",
+		.tuner_type     = TUNER_TNF_5335MF,
+		.radio_type     = UNSET,
+		.tuner_addr     = ADDR_UNSET,
+		.radio_addr     = ADDR_UNSET,
+		.input          = {{
+			.type   = CX88_VMUX_TELEVISION,
+			.vmux   = 0,
+			.gpio0  = 0x0709,
+		},{
+			.type   = CX88_VMUX_COMPOSITE1,
+			.vmux   = 1,
+			.gpio0  = 0x070b,
+		},{
+			.type   = CX88_VMUX_SVIDEO,
+			.vmux   = 2,
+			.gpio0  = 0x070b,
+		}},
+	},
 };
 const unsigned int cx88_bcount = ARRAY_SIZE(cx88_boards);
 

drivers/media/video/cx88/cx88-core.c

@@ -105,7 +105,7 @@ static u32* cx88_risc_field(u32 *rp, struct scatterlist *sglist,
 			*(rp++)=cpu_to_le32(sg_dma_address(sg)+offset);
 			offset+=bpl;
 		} else {
-			/* scanline needs to be splitted */
+			/* scanline needs to be split */
 			todo = bpl;
 			*(rp++)=cpu_to_le32(RISC_WRITE|RISC_SOL|
 					    (sg_dma_len(sg)-offset));

drivers/media/video/cx88/cx88-input.c

@@ -107,7 +107,15 @@ static void cx88_ir_handle_key(struct cx88_IR *ir)
 		   (gpio & ir->mask_keydown) ? " down" : "",
 		   (gpio & ir->mask_keyup) ? " up" : "");
 
-	if (ir->mask_keydown) {
+	if (ir->core->board == CX88_BOARD_NORWOOD_MICRO) {
+		u32 gpio_key = cx_read(MO_GP0_IO);
+
+		data = (data << 4) | ((gpio_key & 0xf0) >> 4);
+
+		ir_input_keydown(ir->input, &ir->ir, data, data);
+		ir_input_nokey(ir->input, &ir->ir);
+
+	} else if (ir->mask_keydown) {
 		/* bit set on keydown */
 		if (gpio & ir->mask_keydown) {
 			ir_input_keydown(ir->input, &ir->ir, data, data);
@@ -248,6 +256,13 @@ int cx88_ir_init(struct cx88_core *core, struct pci_dev *pci)
 		ir_type = IR_TYPE_PD;
 		ir->sampling = 0xff00; /* address */
 		break;
+	case CX88_BOARD_NORWOOD_MICRO:
+		ir_codes         = ir_codes_norwood;
+		ir->gpio_addr    = MO_GP1_IO;
+		ir->mask_keycode = 0x0e;
+		ir->mask_keyup   = 0x80;
+		ir->polling      = 50; /* ms */
+		break;
 	case CX88_BOARD_NPGTECH_REALTV_TOP10FM:
 		ir_codes = ir_codes_npgtech;
 		ir->gpio_addr = MO_GP0_IO;

drivers/media/video/cx88/cx88.h

@@ -198,6 +198,7 @@ extern struct sram_channel cx88_sram_channels[];
 #define CX88_BOARD_WINFAST_DTV2000H        51
 #define CX88_BOARD_GENIATECH_DVBS          52
 #define CX88_BOARD_HAUPPAUGE_HVR3000       53
+#define CX88_BOARD_NORWOOD_MICRO           54
 
 enum cx88_itype {
 	CX88_VMUX_COMPOSITE1 = 1,

include/media/ir-common.h

@@ -90,6 +90,7 @@ extern IR_KEYTAB_TYPE ir_codes_winfast[IR_KEYTAB_SIZE];
 extern IR_KEYTAB_TYPE ir_codes_pinnacle_color[IR_KEYTAB_SIZE];
 extern IR_KEYTAB_TYPE ir_codes_hauppauge_new[IR_KEYTAB_SIZE];
 extern IR_KEYTAB_TYPE ir_codes_npgtech[IR_KEYTAB_SIZE];
+extern IR_KEYTAB_TYPE ir_codes_norwood[IR_KEYTAB_SIZE];
 
 #endif