Commit 7786da3b authored by Simon Xue's avatar Simon Xue Committed by Jonathan Cameron
Browse files

iio: adc: rockchip_saradc: add support for rk3568 saradc 



It is similar to other devices, but with 8 channels.

Signed-off-by: default avatarSimon Xue <xxm@rock-chips.com>
Reviewed-by: default avatarHeiko Stuebner <heiko@sntech.de>
Link: https://lore.kernel.org/r/20210712014507.97477-1-xxm@rock-chips.com


Signed-off-by: default avatarJonathan Cameron <Jonathan.Cameron@huawei.com>
parent edf021d1

drivers/iio/adc/rockchip_saradc.c

+21 −1
Original line number Diff line number Diff line
@@ -35,7 +35,7 @@ 
#define SARADC_DLY_PU_SOC_MASK		0x3f



#define SARADC_TIMEOUT			msecs_to_jiffies(100)

#define SARADC_MAX_CHANNELS		6

#define SARADC_MAX_CHANNELS		8



struct rockchip_saradc_data {

	const struct iio_chan_spec	*channels;
@@ -192,6 +192,23 @@ static const struct rockchip_saradc_data rk3399_saradc_data = { 
	.clk_rate = 1000000,

};



static const struct iio_chan_spec rockchip_rk3568_saradc_iio_channels[] = {

	SARADC_CHANNEL(0, "adc0", 10),

	SARADC_CHANNEL(1, "adc1", 10),

	SARADC_CHANNEL(2, "adc2", 10),

	SARADC_CHANNEL(3, "adc3", 10),

	SARADC_CHANNEL(4, "adc4", 10),

	SARADC_CHANNEL(5, "adc5", 10),

	SARADC_CHANNEL(6, "adc6", 10),

	SARADC_CHANNEL(7, "adc7", 10),

};



static const struct rockchip_saradc_data rk3568_saradc_data = {

	.channels = rockchip_rk3568_saradc_iio_channels,

	.num_channels = ARRAY_SIZE(rockchip_rk3568_saradc_iio_channels),

	.clk_rate = 1000000,

};



static const struct of_device_id rockchip_saradc_match[] = {

	{

		.compatible = "rockchip,saradc",
@@ -202,6 +219,9 @@ static const struct of_device_id rockchip_saradc_match[] = { 
	}, {

		.compatible = "rockchip,rk3399-saradc",

		.data = &rk3399_saradc_data,

	}, {

		.compatible = "rockchip,rk3568-saradc",

		.data = &rk3568_saradc_data,

	},

	{},

};