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Message-ID: <20231122074741.154228-1-gnstark@salutedevices.com>
Date: Wed, 22 Nov 2023 10:47:41 +0300
From: George Stark <gnstark@...utedevices.com>
To: <jic23@...nel.org>, <lars@...afoo.de>, <neil.armstrong@...aro.org>,
<khilman@...libre.com>, <jbrunet@...libre.com>,
<martin.blumenstingl@...glemail.com>,
<andriy.shevchenko@...ux.intel.com>, <nuno.sa@...log.com>,
<u.kleine-koenig@...gutronix.de>, <gnstark@...utedevices.com>
CC: <linux-iio@...r.kernel.org>,
<linux-arm-kernel@...ts.infradead.org>,
<linux-kernel@...r.kernel.org>,
<linux-amlogic@...ts.infradead.org>, <kernel@...utedevices.com>
Subject: [PATCH v2 1/1] iio: adc: meson: add separate config for axg SoC family
According to Amlogic custom kernels ADC of axg SoC family has
vref_select and requires this setting to work nominally and thus
needs a separate config.
Signed-off-by: George Stark <gnstark@...utedevices.com>
Reviewed-by: Neil Armstrong <neil.armstrong@...aro.org>
---
drivers/iio/adc/meson_saradc.c | 16 +++++++++++++++-
1 file changed, 15 insertions(+), 1 deletion(-)
diff --git a/drivers/iio/adc/meson_saradc.c b/drivers/iio/adc/meson_saradc.c
index db280da9edbf..34555a85f131 100644
--- a/drivers/iio/adc/meson_saradc.c
+++ b/drivers/iio/adc/meson_saradc.c
@@ -1242,6 +1242,20 @@ static const struct meson_sar_adc_param meson_sar_adc_gxl_param = {
.cmv_select = 1,
};
+static const struct meson_sar_adc_param meson_sar_adc_axg_param = {
+ .has_bl30_integration = true,
+ .clock_rate = 1200000,
+ .bandgap_reg = MESON_SAR_ADC_REG11,
+ .regmap_config = &meson_sar_adc_regmap_config_gxbb,
+ .resolution = 12,
+ .disable_ring_counter = 1,
+ .has_reg11 = true,
+ .vref_volatge = 1,
+ .has_vref_select = true,
+ .vref_select = VREF_VDDA,
+ .cmv_select = 1,
+};
+
static const struct meson_sar_adc_param meson_sar_adc_g12a_param = {
.has_bl30_integration = false,
.clock_rate = 1200000,
@@ -1286,7 +1300,7 @@ static const struct meson_sar_adc_data meson_sar_adc_gxm_data = {
};
static const struct meson_sar_adc_data meson_sar_adc_axg_data = {
- .param = &meson_sar_adc_gxl_param,
+ .param = &meson_sar_adc_axg_param,
.name = "meson-axg-saradc",
};
--
2.38.4
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