[PATCH 2/2] added GPIOB option for STM32 ETH config

[Robin Mueller]

Follow-up patch to avoid checks against the BSP name.
Separate option to only define the pins for nucleo-h743zi BSP

---
 bsps/arm/stm32h7/start/stm32h7-hal-eth.c      |  8 ++++++--
 spec/build/bsps/arm/stm32h7/grp.yml           |  2 ++
 .../bsps/arm/stm32h7/optethgpiobregs.yml      | 19 +++++++++++++++++++
 .../bsps/arm/stm32h7/optethgpiogregs.yml      |  2 +-
 4 files changed, 28 insertions(+), 3 deletions(-)
 create mode 100644 spec/build/bsps/arm/stm32h7/optethgpiobregs.yml

diff --git a/bsps/arm/stm32h7/start/stm32h7-hal-eth.c b/bsps/arm/stm32h7/start/stm32h7-hal-eth.c
index 0a128e4e5a..b9dac6d7f9 100644
--- a/bsps/arm/stm32h7/start/stm32h7-hal-eth.c
+++ b/bsps/arm/stm32h7/start/stm32h7-hal-eth.c
@@ -66,10 +66,12 @@ static const stm32h7_gpio_config gpioa = {
   }
 };
 
+#ifdef STM32H7_ETH_GPIOB_PINS
+
 static const stm32h7_gpio_config gpiob = {
   .regs = GPIOB,
   .config = {
-    .Pin = GPIO_PIN_13,
+    .Pin = STM32H7_ETH_GPIOB_PINS,
     .Mode = GPIO_MODE_AF_PP,
     .Pull = GPIO_NOPULL,
     .Speed = GPIO_SPEED_FREQ_LOW,
@@ -77,6 +79,8 @@ static const stm32h7_gpio_config gpiob = {
   }
 };
 
+#endif
+
 void
 HAL_ETH_MspInit(ETH_HandleTypeDef *heth)
 {
@@ -86,7 +90,7 @@ HAL_ETH_MspInit(ETH_HandleTypeDef *heth)
   stm32h7_gpio_init(&gpiog);
   stm32h7_gpio_init(&gpioc);
   stm32h7_gpio_init(&gpioa);
-#if RTEMS_BSP == nucleo-h743zi
+#ifdef STM32H7_ETH_GPIOB_PINS
   stm32h7_gpio_init(&gpiob);
 #endif
 }
diff --git a/spec/build/bsps/arm/stm32h7/grp.yml b/spec/build/bsps/arm/stm32h7/grp.yml
index 9e35cb49ac..a7e7affa05 100644
--- a/spec/build/bsps/arm/stm32h7/grp.yml
+++ b/spec/build/bsps/arm/stm32h7/grp.yml
@@ -85,6 +85,8 @@ links:
   uid: optvariant
 - role: build-dependency
   uid: optethgpiogregs
+- role: build-dependency
+  uid: optethgpiobregs
 - role: build-dependency
   uid: ../../optconsolebaud
 - role: build-dependency
diff --git a/spec/build/bsps/arm/stm32h7/optethgpiobregs.yml b/spec/build/bsps/arm/stm32h7/optethgpiobregs.yml
new file mode 100644
index 0000000000..fcd720f186
--- /dev/null
+++ b/spec/build/bsps/arm/stm32h7/optethgpiobregs.yml
@@ -0,0 +1,19 @@
+actions:
+- get-string: null
+- define-unquoted: null
+build-type: option
+default: null
+default-by-variant:
+- value: GPIO_PIN_13
+  variants:
+  - arm/nucleo-h743zi
+enabled-by: true
+format: '{}'
+links: []
+name: STM32H7_ETH_GPIOB_PINS
+description: |
+  GPIO B pins used for the ETH pin configuration.
+type: build
+SPDX-License-Identifier: CC-BY-SA-4.0 OR BSD-2-Clause
+copyrights:
+- Copyright (C) 2021 embedded brains GmbH (http://www.embedded-brains.de)
diff --git a/spec/build/bsps/arm/stm32h7/optethgpiogregs.yml b/spec/build/bsps/arm/stm32h7/optethgpiogregs.yml
index b76e19eb36..a6c0acbb7d 100644
--- a/spec/build/bsps/arm/stm32h7/optethgpiogregs.yml
+++ b/spec/build/bsps/arm/stm32h7/optethgpiogregs.yml
@@ -12,7 +12,7 @@ format: '{}'
 links: []
 name: STM32H7_ETH_GPIOG_PINS
 description: |
-  GPIO pins used for the ETH pin configuration.
+  GPIO G pins used for the ETH pin configuration.
 type: build
 SPDX-License-Identifier: CC-BY-SA-4.0 OR BSD-2-Clause
 copyrights:
-- 
2.25.1