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| author | David Wu <david.wu@rock-chips.com> | 2016-03-16 01:44:15 +0800 |
|---|---|---|
| committer | Jonathan Cameron <jic23@kernel.org> | 2016-03-20 10:27:25 +0000 |
| commit | ae549a72212c94c757fa3ecbcaa986cc9d2e2b96 (patch) | |
| tree | fbf605da1034efed1f382b44057c51022df65571 /drivers | |
| parent | 722fc31663d506d668e6a3bea4e9dca8ab957d3a (diff) | |
| download | linux-ae549a72212c94c757fa3ecbcaa986cc9d2e2b96.tar.gz | |
iio: adc: rockchip_saradc: add saradc support for rk3399
The ADC is a 6-channel signal-ended 10-bit Successive Approximation Register (SAR) A/D Converter. Signed-off-by: David Wu <david.wu@rock-chips.com> Signed-off-by: Jonathan Cameron <jic23@kernel.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/iio/adc/rockchip_saradc.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/drivers/iio/adc/rockchip_saradc.c b/drivers/iio/adc/rockchip_saradc.c index 9c311c1e1ac7..f9ad6c2d6821 100644 --- a/drivers/iio/adc/rockchip_saradc.c +++ b/drivers/iio/adc/rockchip_saradc.c @@ -159,6 +159,22 @@ static const struct rockchip_saradc_data rk3066_tsadc_data = { .clk_rate = 50000, }; +static const struct iio_chan_spec rockchip_rk3399_saradc_iio_channels[] = { + ADC_CHANNEL(0, "adc0"), + ADC_CHANNEL(1, "adc1"), + ADC_CHANNEL(2, "adc2"), + ADC_CHANNEL(3, "adc3"), + ADC_CHANNEL(4, "adc4"), + ADC_CHANNEL(5, "adc5"), +}; + +static const struct rockchip_saradc_data rk3399_saradc_data = { + .num_bits = 10, + .channels = rockchip_rk3399_saradc_iio_channels, + .num_channels = ARRAY_SIZE(rockchip_rk3399_saradc_iio_channels), + .clk_rate = 1000000, +}; + static const struct of_device_id rockchip_saradc_match[] = { { .compatible = "rockchip,saradc", @@ -166,6 +182,9 @@ static const struct of_device_id rockchip_saradc_match[] = { }, { .compatible = "rockchip,rk3066-tsadc", .data = &rk3066_tsadc_data, + }, { + .compatible = "rockchip,rk3399-saradc", + .data = &rk3399_saradc_data, }, {}, }; |