V4L/DVB (7927): ivtv: simplify gpio initialization for XCeive tuners.
Separate gpio_init field and xceive_pin and combine the two when the gpio is initialized. So there is no longer any need to set the xceive pin in the gpio_init values, simplifying the creation of a new card definition. Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
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@ -923,7 +923,6 @@ static const struct ivtv_card ivtv_card_club3d = {
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{ IVTV_CARD_INPUT_LINE_IN1, CX25840_AUDIO_SERIAL },
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},
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.radio_input = { IVTV_CARD_INPUT_AUD_TUNER, CX25840_AUDIO5 },
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.gpio_init = { .direction = 0x1000, .initial_value = 0x1000 }, /* tuner reset */
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.xceive_pin = 12,
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.tuners = {
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{ .std = V4L2_STD_ALL, .tuner = TUNER_XC2028 },
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@ -959,7 +958,7 @@ static const struct ivtv_card ivtv_card_avertv_mce116 = {
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{ IVTV_CARD_INPUT_LINE_IN1, CX25840_AUDIO_SERIAL, 1 },
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},
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/* enable line-in */
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.gpio_init = { .direction = 0xe400, .initial_value = 0x4400 },
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.gpio_init = { .direction = 0xe000, .initial_value = 0x4000 },
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.xceive_pin = 10,
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.tuners = {
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{ .std = V4L2_STD_ALL, .tuner = TUNER_XC2028 },
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@ -1102,7 +1101,7 @@ static const struct ivtv_card ivtv_card_aver_m104 = {
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},
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.radio_input = { IVTV_CARD_INPUT_AUD_TUNER, CX25840_AUDIO_SERIAL, 2 },
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/* enable line-in + reset tuner */
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.gpio_init = { .direction = 0xe400, .initial_value = 0x4000 },
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.gpio_init = { .direction = 0xe000, .initial_value = 0x4000 },
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.xceive_pin = 10,
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.tuners = {
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{ .std = V4L2_STD_ALL, .tuner = TUNER_XC2028 },
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@ -1138,7 +1137,6 @@ static const struct ivtv_card ivtv_card_buffalo = {
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{ IVTV_CARD_INPUT_AUD_TUNER, CX25840_AUDIO5 },
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{ IVTV_CARD_INPUT_LINE_IN1, CX25840_AUDIO_SERIAL },
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},
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.gpio_init = { .direction = 0x1000, .initial_value = 0x1000 },
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.xceive_pin = 12,
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.tuners = {
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{ .std = V4L2_STD_ALL, .tuner = TUNER_XC2028 },
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@ -146,15 +146,20 @@ int ivtv_reset_tuner_gpio(void *dev, int cmd, int value)
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void ivtv_gpio_init(struct ivtv *itv)
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{
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if (itv->card->gpio_init.direction == 0)
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u16 pin = 0;
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if (itv->card->xceive_pin)
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pin = 1 << itv->card->xceive_pin;
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if ((itv->card->gpio_init.direction | pin) == 0)
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return;
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IVTV_DEBUG_INFO("GPIO initial dir: %08x out: %08x\n",
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read_reg(IVTV_REG_GPIO_DIR), read_reg(IVTV_REG_GPIO_OUT));
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/* init output data then direction */
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write_reg(itv->card->gpio_init.initial_value, IVTV_REG_GPIO_OUT);
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write_reg(itv->card->gpio_init.direction, IVTV_REG_GPIO_DIR);
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write_reg(itv->card->gpio_init.initial_value | pin, IVTV_REG_GPIO_OUT);
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write_reg(itv->card->gpio_init.direction | pin, IVTV_REG_GPIO_DIR);
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}
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static struct v4l2_queryctrl gpio_ctrl_mute = {
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