adds support for the atmega328 (#9043)

Co-authored-by: Ryan <fauxpark@gmail.com>

4 files changed, 5 insertions, 4 deletions

diff --git a/docs/adc_driver.md b/docs/adc_driver.md
index 7c4e05efc..f8fb94094 100644
--- a/docs/adc_driver.md
+++ b/docs/adc_driver.md
@@ -22,7 +22,7 @@ Then place this include at the top of your code:
 
 ### AVR
 
-|Channel|AT90USB64/128|ATmega16/32U4|ATmega32A|ATmega328P|
+|Channel|AT90USB64/128|ATmega16/32U4|ATmega32A|ATmega328/P|
 |-------|-------------|-------------|---------|----------|
 |0      |`F0`         |`F0`         |`A0`     |`C0`      |
 |1      |`F1`         |`F1`         |`A1`     |`C1`      |
@@ -39,7 +39,7 @@ Then place this include at the top of your code:
 |12     |             |`B5`         |         |          |
 |13     |             |`B6`         |         |          |
 
-<sup>\* The ATmega328P possesses two extra ADC channels; however, they are not present on the DIP pinout, and are not shared with GPIO pins. You can use `adc_read()` directly to gain access to these.</sup>
+<sup>\* The ATmega328/P possesses two extra ADC channels; however, they are not present on the DIP pinout, and are not shared with GPIO pins. You can use `adc_read()` directly to gain access to these.</sup>
 
 ### ARM
 
diff --git a/docs/compatible_microcontrollers.md b/docs/compatible_microcontrollers.md
index 85dd440d3..ac90ed746 100644
--- a/docs/compatible_microcontrollers.md
+++ b/docs/compatible_microcontrollers.md
@@ -14,6 +14,7 @@ Certain MCUs which do not have native USB will use [V-USB](https://www.obdev.at/
 
 * [ATmega32A](https://www.microchip.com/wwwproducts/en/ATmega32A)
 * [ATmega328P](https://www.microchip.com/wwwproducts/en/ATmega328P)
+* [ATmega328](https://www.microchip.com/wwwproducts/en/ATmega328)
 
 ## ARM
 
diff --git a/docs/feature_backlight.md b/docs/feature_backlight.md
index 5f69468c3..7e4401b40 100644
--- a/docs/feature_backlight.md
+++ b/docs/feature_backlight.md
@@ -89,7 +89,7 @@ BACKLIGHT_DRIVER = pwm
 
 Hardware PWM is supported according to the following table:
 
-|Backlight Pin|AT90USB64/128|ATmega16/32U4|ATmega16/32U2|ATmega32A|ATmega328P|
+|Backlight Pin|AT90USB64/128|ATmega16/32U4|ATmega16/32U2|ATmega32A|ATmega328/P|
 |-------------|-------------|-------------|-------------|---------|----------|
 |`B1`         |             |             |             |         |Timer 1   |
 |`B2`         |             |             |             |         |Timer 1   |
diff --git a/docs/spi_driver.md b/docs/spi_driver.md
index c170bf1df..1d432432a 100644
--- a/docs/spi_driver.md
+++ b/docs/spi_driver.md
@@ -11,7 +11,7 @@ No special setup is required - just connect the `SS`, `SCK`, `MOSI` and `MISO` p
 |ATMega16/32U2/4|`B0`|`B1` |`B2`  |`B3`  |
 |AT90USB64/128  |`B0`|`B1` |`B2`  |`B3`  |
 |ATmega32A      |`B4`|`B7` |`B5`  |`B6`  |
-|ATmega328P     |`B2`|`B5` |`B3`  |`B4`  |
+|ATmega328/P    |`B2`|`B5` |`B3`  |`B4`  |
 
 You may use more than one slave select pin, not just the `SS` pin. This is useful when you have multiple devices connected and need to communicate with them individually.
 `SPI_SS_PIN` can be passed to `spi_start()` to refer to `SS`.