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boards: stm32f412g_disco: Enable qspi-nor flash

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The qspi-nor flash is enabled.
Can be tested with e.g. drivers/spi_flash sample

Missing documentation of support of SPI and I2C added

Signed-off-by: Kim Bøndergaard <kim.boendergaard@escoglobal.com>
This commit is contained in:
Kim Bøndergaard 2021-07-30 08:37:23 +02:00 • committed by Christopher Friedt
commit c7adbf29c6
2 changed files with 23 additions and 0 deletions
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6
boards/arm/stm32f412g_disco/doc/index.rst
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@ -95,6 +95,12 @@ The Zephyr stm32f412g_disco board configuration supports the following hardware
+-----------+------------+-------------------------------------+
| GPIO | on-chip | gpio |
+-----------+------------+-------------------------------------+
| I2C | on-chip | i2c |
+-----------+------------+-------------------------------------+
| SPI | on-chip | spi |
+-----------+------------+-------------------------------------+
| QSPI NOR | on-chip | off-chip flash |
+-----------+------------+-------------------------------------+
Other hardware features are not yet supported on Zephyr porting.

17
boards/arm/stm32f412g_disco/stm32f412g_disco.dts
View file

@ -123,3 +123,20 @@
&rtc {
status = "okay";
};
&quadspi {
pinctrl-0 = <&quadspi_clk_pb2 &quadspi_bk1_ncs_pg6
&quadspi_bk1_io0_pf8 &quadspi_bk1_io1_pf9
&quadspi_bk1_io2_pf7 &quadspi_bk1_io3_pf6>;
status = "okay";
n25q128a1: qspi-nor-flash@0 {
compatible = "st,stm32-qspi-nor";
label = "N25Q128A1";
reg = <0>;
qspi-max-frequency = <72000000>;
size = <DT_SIZE_M(16*8)>;
status = "okay";
};
};