diff options
Diffstat (limited to 'drivers/media/i2c/adv7604.c')
| -rw-r--r-- | drivers/media/i2c/adv7604.c | 23 |
1 files changed, 21 insertions, 2 deletions
diff --git a/drivers/media/i2c/adv7604.c b/drivers/media/i2c/adv7604.c index 18184297e2f0..68b2b7a10d5a 100644 --- a/drivers/media/i2c/adv7604.c +++ b/drivers/media/i2c/adv7604.c @@ -512,10 +512,17 @@ static inline int edid_write_block(struct v4l2_subdev *sd, static void adv76xx_set_hpd(struct adv76xx_state *state, unsigned int hpd) { + const struct adv76xx_chip_info *info = state->info; unsigned int i; - for (i = 0; i < state->info->num_dv_ports; ++i) - gpiod_set_value_cansleep(state->hpd_gpio[i], hpd & BIT(i)); + if (info->type == ADV7604) { + for (i = 0; i < state->info->num_dv_ports; ++i) + gpiod_set_value_cansleep(state->hpd_gpio[i], hpd & BIT(i)); + } else { + for (i = 0; i < state->info->num_dv_ports; ++i) + io_write_clr_set(&state->sd, 0x20, 0x80 >> i, + (!!(hpd & BIT(i))) << (7 - i)); + } v4l2_subdev_notify(&state->sd, ADV76XX_HOTPLUG, &hpd); } @@ -2805,6 +2812,18 @@ static int adv76xx_core_init(struct v4l2_subdev *sd) io_write(sd, 0x0b, 0x44); /* Power down ESDP block */ cp_write(sd, 0xcf, 0x01); /* Power down macrovision */ + /* HPD */ + if (info->type != ADV7604) { + /* Set manual HPD values to 0 */ + io_write_clr_set(sd, 0x20, 0xc0, 0); + /* + * Set HPA_DELAY to 200 ms and set automatic HPD control + * to: internal EDID is active AND a cable is detected + * AND the manual HPD control is set to 1. + */ + hdmi_write_clr_set(sd, 0x6c, 0xf6, 0x26); + } + /* video format */ io_write_clr_set(sd, 0x02, 0x0f, pdata->alt_gamma << 3); io_write_clr_set(sd, 0x05, 0x0e, pdata->blank_data << 3 | |