diff options
| author | Frank Schaefer <fschaefer.oss@googlemail.com> | 2013-06-03 14:12:02 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2013-06-19 11:40:33 -0300 |
| commit | 907d109bc212bc1193fb01b5c320e8c9a850bbf4 (patch) | |
| tree | 8690b544e991e02f7076e80b39373285257acb67 /drivers/media/usb/em28xx/em28xx-reg.h | |
| parent | c778edb5bdb7a96712848493273762427a51e200 (diff) | |
| download | linux-907d109bc212bc1193fb01b5c320e8c9a850bbf4.tar.gz linux-907d109bc212bc1193fb01b5c320e8c9a850bbf4.tar.xz | |
[media] em28xx: extend GPIO register definitions for the em25xx, em276x/7x/8x, em2874/174/84
The em25xx/em276x/7x/8x provides 4 GPIO register sets,
each of them consisting of separate read and a write registers.
The same registers are also used by the em2874/174/84.
Signed-off-by: Frank Schäfer <fschaefer.oss@googlemail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/usb/em28xx/em28xx-reg.h')
| -rw-r--r-- | drivers/media/usb/em28xx/em28xx-reg.h | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/drivers/media/usb/em28xx/em28xx-reg.h b/drivers/media/usb/em28xx/em28xx-reg.h index 622871db04aa..0233c5bedc55 100644 --- a/drivers/media/usb/em28xx/em28xx-reg.h +++ b/drivers/media/usb/em28xx/em28xx-reg.h @@ -193,7 +193,20 @@ #define EM2874_R50_IR_CONFIG 0x50 #define EM2874_R51_IR 0x51 #define EM2874_R5F_TS_ENABLE 0x5f -#define EM2874_R80_GPIO 0x80 + +/* em2874/174/84, em25xx, em276x/7x/8x GPIO registers */ +/* + * NOTE: not all ports are bonded out; + * Some ports are multiplexed with special function I/O + */ +#define EM2874_R80_GPIO_P0_CTRL 0x80 +#define EM2874_R81_GPIO_P1_CTRL 0x81 +#define EM2874_R82_GPIO_P2_CTRL 0x82 +#define EM2874_R83_GPIO_P3_CTRL 0x83 +#define EM2874_R84_GPIO_P0_STATE 0x84 +#define EM2874_R85_GPIO_P1_STATE 0x85 +#define EM2874_R86_GPIO_P2_STATE 0x86 +#define EM2874_R87_GPIO_P3_STATE 0x87 /* em2874 IR config register (0x50) */ #define EM2874_IR_NEC 0x00 |