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>

1 files changed, 16 insertions, 1 deletions

diff --git a/drivers/media/video/cx88/cx88-input.c b/drivers/media/video/cx88/cx88-input.c
index c25564648993..3049bd5b5a48 100644
--- a/drivers/media/video/cx88/cx88-input.c
+++ b/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;