[PATCH v1 2/2] iio: adc: rockchip_saradc: add support for rk3568 saradc

[Simon Xue]

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

Signed-off-by: Simon Xue <xxm at rock-chips.com>
---
 drivers/iio/adc/rockchip_saradc.c | 22 +++++++++++++++++++++-
 1 file changed, 21 insertions(+), 1 deletion(-)

diff --git a/drivers/iio/adc/rockchip_saradc.c b/drivers/iio/adc/rockchip_saradc.c
index 12584f1631d8..f3eb8d2e50dc 100644
--- a/drivers/iio/adc/rockchip_saradc.c
+++ b/drivers/iio/adc/rockchip_saradc.c
@@ -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,
 	},
 	{},
 };
-- 
2.25.1