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[AD9361] Add a DT property to set 0x106[D6:D4] #20

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[AD9361] Add a DT property to set 0x106[D6:D4] #20

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3 changes: 2 additions & 1 deletion arch/arm/boot/dts/adi-fmcomms2.dtsi
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Original file line number Diff line number Diff line change
Expand Up @@ -148,7 +148,8 @@

adi,agc-adc-small-overload-exceed-counter = <10>; /* 0..15 */
adi,agc-adc-large-overload-exceed-counter = <10>; /* 0..15 */
adi,agc-adc-large-overload-inc-steps = <2>; /* 0..15 */
adi,agc-adc-large-overload-inc-steps = <5>; /* 0..15 */
adi,agc-any-large-overload-inc-steps = <2>; /* 0..7 */
//adi,agc-adc-lmt-small-overload-prevent-gain-inc-enable;
adi,agc-lmt-overload-large-exceed-counter = <10>; /* 0..15 */
adi,agc-lmt-overload-small-exceed-counter = <10>; /* 0..15 */
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9 changes: 6 additions & 3 deletions drivers/iio/adc/ad9361.c
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Expand Up @@ -3219,8 +3219,9 @@ static int ad9361_gc_setup(struct ad9361_rf_phy *phy, struct gain_control *ctrl)
SMALL_ADC_OVERLOAD_EXED_COUNTER(ctrl->adc_small_overload_exceed_counter);
ad9361_spi_write(spi, REG_ADC_OVERLOAD_COUNTERS, reg);

ad9361_spi_writef(spi, REG_GAIN_STP_CONFIG_2, LARGE_LPF_GAIN_STEP(~0),
LARGE_LPF_GAIN_STEP(ctrl->adc_large_overload_inc_steps));
reg = DECREMENT_STP_SIZE_FOR_SMALL_LPF_GAIN_CHANGE(ctrl->agc_any_large_overload_inc_steps) |
LARGE_LPF_GAIN_STEP(ctrl->adc_large_overload_inc_steps);
ad9361_spi_write(spi, REG_GAIN_STP_CONFIG_2, reg);

reg = LARGE_LMT_OVERLOAD_EXED_COUNTER(ctrl->lmt_overload_large_exceed_counter) |
SMALL_LMT_OVERLOAD_EXED_COUNTER(ctrl->lmt_overload_small_exceed_counter);
Expand Down Expand Up @@ -8228,8 +8229,10 @@ static struct ad9361_phy_platform_data
&pdata->gain_ctrl.adc_small_overload_exceed_counter);
ad9361_of_get_u32(iodev, np, "adi,agc-adc-large-overload-exceed-counter", 10,
&pdata->gain_ctrl.adc_large_overload_exceed_counter);
ad9361_of_get_u32(iodev, np, "adi,agc-adc-large-overload-inc-steps", 2,
ad9361_of_get_u32(iodev, np, "adi,agc-adc-large-overload-inc-steps", 5,
&pdata->gain_ctrl.adc_large_overload_inc_steps);
ad9361_of_get_u32(iodev, np, "adi,agc-any-large-overload-inc-steps", 2,
&pdata->gain_ctrl.agc_any_large_overload_inc_steps);
ad9361_of_get_bool(iodev, np, "adi,agc-adc-lmt-small-overload-prevent-gain-inc-enable",
&pdata->gain_ctrl.adc_lmt_small_overload_prevent_gain_inc);
ad9361_of_get_u32(iodev, np, "adi,agc-lmt-overload-large-exceed-counter", 10,
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1 change: 1 addition & 0 deletions drivers/iio/adc/ad9361.h
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Expand Up @@ -2899,6 +2899,7 @@ struct gain_control {
u8 adc_small_overload_exceed_counter; /* 0..15, 0x122 */
u8 adc_large_overload_exceed_counter; /* 0..15, 0x122 */
u8 adc_large_overload_inc_steps; /* 0..15, 0x106 */
u8 agc_any_large_overload_inc_steps; /* 0..7, 0x106 */

bool adc_lmt_small_overload_prevent_gain_inc; /* 0x120 */

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