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Pull iovdd fixes 30 #2881

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Merged
merged 3 commits into from
May 19, 2025
Merged

Pull iovdd fixes 30 #2881

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5092146
[nrf fromtree] nrf7002dk: dts: Add pull up/down to QSPI GPIO pins
bama-nordic May 5, 2025
7dcc267
[nrf fromtree] nrf7002ek: dts: Add pull down to SPI MISO GPIO pin
bama-nordic May 5, 2025
3bd31a9
[nrf fromlist] nrf7002ek: dts: Add pull down to SPIM GPIO pins
bama-nordic May 15, 2025
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18 changes: 13 additions & 5 deletions boards/nordic/nrf7002dk/nrf5340_cpuapp_common_pinctrl.dtsi
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Original file line number Diff line number Diff line change
Expand Up @@ -55,8 +55,12 @@
<NRF_PSEL(QSPI_IO0, 0, 13)>,
<NRF_PSEL(QSPI_IO1, 0, 14)>,
<NRF_PSEL(QSPI_IO2, 0, 15)>,
<NRF_PSEL(QSPI_IO3, 0, 16)>,
<NRF_PSEL(QSPI_CSN, 0, 18)>;
<NRF_PSEL(QSPI_IO3, 0, 16)>;
bias-pull-down;
};
group2 {
psels = <NRF_PSEL(QSPI_CSN, 0, 18)>;
bias-pull-up;
};
};

Expand All @@ -66,10 +70,14 @@
<NRF_PSEL(QSPI_IO0, 0, 13)>,
<NRF_PSEL(QSPI_IO1, 0, 14)>,
<NRF_PSEL(QSPI_IO2, 0, 15)>,
<NRF_PSEL(QSPI_IO3, 0, 16)>,
<NRF_PSEL(QSPI_CSN, 0, 18)>;
low-power-enable;
<NRF_PSEL(QSPI_IO3, 0, 16)>;
bias-pull-down;
};
group2 {
psels = <NRF_PSEL(QSPI_CSN, 0, 18)>;
bias-pull-up;
};
low-power-enable;
};

uart1_default: uart1_default {
Expand Down
21 changes: 21 additions & 0 deletions boards/shields/nrf7002ek/boards/nrf5340dk_nrf5340_cpuapp.overlay
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Original file line number Diff line number Diff line change
Expand Up @@ -13,3 +13,24 @@
&gpio_fwd {
status = "disabled";
};

/*
* Override the default pinctrl settings for SPI4 when used with the nRF7002 EK
* to pull down the SPIM lines. This is needed to avoid floating inputs when
* the SPI4 is not used. The default pinctrl settings are defined in the
* nrf5340_cpuapp_common_pinctrl.dtsi file.
*/
&pinctrl {
spi4_default: spi4_default {
group1 {
bias-pull-down;
};
};

spi4_sleep: spi4_sleep {
group1 {
bias-pull-down;
low-power-enable;
};
};
};