iio: adc: rockchip_saradc: add rk3562

rk3562 is using v2 saradc with 8 channels.

Signed-off-by: Simon Xue <xxm@rock-chips.com>
Signed-off-by: Kever Yang <kever.yang@rock-chips.com>
Link: https://patch.msgid.link/20250227110343.2342017-2-kever.yang@rock-chips.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>

diff --git a/drivers/iio/adc/rockchip_saradc.c b/drivers/iio/adc/rockchip_saradc.c
index 2619547d5d6ffa99e6e3f8817249de202d4830ed..9a099df7951891a7d917e382a5dcad17b544ecee 100644 (file)
--- a/drivers/iio/adc/rockchip_saradc.c
+++ b/drivers/iio/adc/rockchip_saradc.c
@@ -1,7 +1,7 @@
 // SPDX-License-Identifier: GPL-2.0-or-later
 /*
  * Rockchip Successive Approximation Register (SAR) A/D Converter
- * Copyright (C) 2014 ROCKCHIP, Inc.
+ * Copyright (C) 2014 Rockchip Electronics Co., Ltd.
  */
 
 #include <linux/bitfield.h>
@@ -290,6 +290,25 @@ static const struct rockchip_saradc_data rk3528_saradc_data = {
        .read = rockchip_saradc_read_v2,
 };
 
+static const struct iio_chan_spec rockchip_rk3562_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 rk3562_saradc_data = {
+       .channels = rockchip_rk3562_saradc_iio_channels,
+       .num_channels = ARRAY_SIZE(rockchip_rk3562_saradc_iio_channels),
+       .clk_rate = 1000000,
+       .start = rockchip_saradc_start_v2,
+       .read = rockchip_saradc_read_v2,
+};
+
 static const struct iio_chan_spec rockchip_rk3568_saradc_iio_channels[] = {
        SARADC_CHANNEL(0, "adc0", 10),
        SARADC_CHANNEL(1, "adc1", 10),
@@ -342,6 +361,9 @@ static const struct of_device_id rockchip_saradc_match[] = {
        }, {
                .compatible = "rockchip,rk3528-saradc",
                .data = &rk3528_saradc_data,
+       }, {
+               .compatible = "rockchip,rk3562-saradc",
+               .data = &rk3562_saradc_data,
        }, {
                .compatible = "rockchip,rk3568-saradc",
                .data = &rk3568_saradc_data,