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boards: arm: nucleo_h743zi: enable backup SRAM

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Enable backup SRAM DT node and update documentation.

Signed-off-by: Gerard Marull-Paretas <gerard@teslabs.com>
This commit is contained in:
Gerard Marull-Paretas 2021-01-27 13:26:55 +01:00 committed by Anas Nashif
parent 988b61f2e8
commit 3a786c6179
3 changed files with 38 additions and 25 deletions
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58
boards/arm/nucleo_h743zi/doc/index.rst
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@ -94,31 +94,33 @@ Supported Features
The Zephyr nucleo_h743zi board configuration supports the following hardware
features:
+-----------+------------+-------------------------------------+
| Interface | Controller | Driver/Component |
+===========+============+=====================================+
| NVIC | on-chip | nested vector interrupt controller |
+-----------+------------+-------------------------------------+
| UART | on-chip | serial port |
+-----------+------------+-------------------------------------+
| PINMUX | on-chip | pinmux |
+-----------+------------+-------------------------------------+
| GPIO | on-chip | gpio |
+-----------+------------+-------------------------------------+
| RTC | on-chip | counter |
+-----------+------------+-------------------------------------+
| I2C | on-chip | i2c |
+-----------+------------+-------------------------------------+
| PWM | on-chip | pwm |
+-----------+------------+-------------------------------------+
| ADC | on-chip | adc |
+-----------+------------+-------------------------------------+
| RNG | on-chip | True Random number generator |
+-----------+------------+-------------------------------------+
| ETHERNET | on-chip | ethernet |
+-----------+------------+-------------------------------------+
| SPI | on-chip | spi |
+-----------+------------+-------------------------------------+
+-------------+------------+-------------------------------------+
| Interface | Controller | Driver/Component |
+=============+============+=====================================+
| NVIC | on-chip | nested vector interrupt controller |
+-------------+------------+-------------------------------------+
| UART | on-chip | serial port |
+-------------+------------+-------------------------------------+
| PINMUX | on-chip | pinmux |
+-------------+------------+-------------------------------------+
| GPIO | on-chip | gpio |
+-------------+------------+-------------------------------------+
| RTC | on-chip | counter |
+-------------+------------+-------------------------------------+
| I2C | on-chip | i2c |
+-------------+------------+-------------------------------------+
| PWM | on-chip | pwm |
+-------------+------------+-------------------------------------+
| ADC | on-chip | adc |
+-------------+------------+-------------------------------------+
| RNG | on-chip | True Random number generator |
+-------------+------------+-------------------------------------+
| ETHERNET | on-chip | ethernet |
+-------------+------------+-------------------------------------+
| SPI | on-chip | spi |
+-------------+------------+-------------------------------------+
| Backup SRAM | on-chip | Backup SRAM |
+-------------+------------+-------------------------------------+
Other hardware features are not yet supported on this Zephyr port.
@ -156,6 +158,12 @@ Serial Port
Nucleo H743ZI board has 4 UARTs and 4 USARTs. The Zephyr console output is
assigned to UART3. Default settings are 115200 8N1.
Backup SRAM
-----------
In order to test backup SRAM you may want to disconnect VBAT from VDD. You can
do it by removing ``SB156`` jumper on the back side of the board.
Programming and Debugging
*************************

4
boards/arm/nucleo_h743zi/nucleo_h743zi.dts
View file

@ -118,6 +118,10 @@
pinctrl-0 = <&spi1_sck_pa5 &spi1_miso_pa6 &spi1_mosi_pb5>;
};
&backup_sram {
status = "okay";
};
&flash0 {
partitions {
compatible = "fixed-partitions";

1
boards/arm/nucleo_h743zi/nucleo_h743zi.yaml
View file

@ -19,3 +19,4 @@ supported:
- adc
- netif:eth
- spi
- backup_sram