Merge pull request #36 from AlexLanzano/stm32l1

[stm32l1] Implement initial support for stm32l1

Author: AlexLanzano

.github/workflows/boards.yml

@@ -11,7 +11,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        board: [stm32wb55xx_nucleo, stm32wba55cg_nucleo, pic32cz_curiosity_ultra, stm32h563zi_nucleo, stm32f411_blackpill, stm32c031_nucleo, stm32f091rc_nucleo, stm32f302r8_nucleo]
+        board: [stm32wb55xx_nucleo, stm32wba55cg_nucleo, pic32cz_curiosity_ultra, stm32h563zi_nucleo, stm32f411_blackpill, stm32c031_nucleo, stm32f091rc_nucleo, stm32f302r8_nucleo, stm32l152re_nucleo]
         extra_cflags: ["", "-DWHAL_CFG_NO_TIMEOUT"]
         include:
           - board: stm32wb55xx_nucleo

boards/README.md

@@ -21,6 +21,7 @@ build configuration.
 | WeAct BlackPill STM32F411 | STM32F4 | Cortex-M4 | `stm32f411_blackpill/` |
 | ST NUCLEO-H563ZI | STM32H5 | Cortex-M33 | `stm32h563zi_nucleo/` |
 | ST NUCLEO-WB55RG | STM32WB | Cortex-M4 | `stm32wb55xx_nucleo/` |
+| ST NUCLEO-L152RE | STM32L1 | Cortex-M3 | `stm32l152re_nucleo/` |
 | ST NUCLEO-WBA55CG | STM32WBA | Cortex-M33 | `stm32wba55cg_nucleo/` |
 
 ## Board Directory Contents

boards/stm32c031_nucleo/board.h

@@ -26,8 +26,6 @@ enum {
 };
 
 #define BOARD_LED_PIN 0
-#define BOARD_LED_PORT_OFFSET     0x000 /* GPIOA */
-#define BOARD_LED_PIN_NUM         5
 
 #define BOARD_FLASH_START_ADDR 0x08000000
 #define BOARD_FLASH_SIZE       0x8000

boards/stm32f091rc_nucleo/board.h

@@ -31,8 +31,6 @@ enum {
 };
 
 #define BOARD_LED_PIN 0
-#define BOARD_LED_PORT_OFFSET     0x000 /* GPIOA */
-#define BOARD_LED_PIN_NUM         5
 
 #define BOARD_FLASH_START_ADDR 0x08000000
 #define BOARD_FLASH_SIZE       0x40000

boards/stm32f302r8_nucleo/board.h

@@ -31,8 +31,6 @@ enum {
 };
 
 #define BOARD_LED_PIN 0
-#define BOARD_LED_PORT_OFFSET     0x400 /* GPIOB */
-#define BOARD_LED_PIN_NUM         13
 
 #define BOARD_FLASH_START_ADDR 0x08000000
 #define BOARD_FLASH_SIZE       0x10000

boards/stm32l152re_nucleo/Makefile.inc

@@ -0,0 +1,43 @@
+_BOARD_DIR := $(patsubst %/,%,$(dir $(lastword $(MAKEFILE_LIST))))
+
+PLATFORM = stm32l1
+TESTS ?= clock gpio timer flash uart spi i2c
+
+GCC = $(GCC_PATH)arm-none-eabi-gcc
+LD = $(GCC_PATH)arm-none-eabi-gcc
+OBJCOPY = $(GCC_PATH)arm-none-eabi-objcopy
+
+CFLAGS += -Wall -Werror $(INCLUDE) -g3 \
+          -ffreestanding -nostdlib \
+          -mcpu=cortex-m3 -mthumb \
+          -DPLATFORM_STM32L1 -MMD -MP \
+          -DWHAL_CFG_GPIO_API_MAPPING_STM32L1 \
+          -DWHAL_CFG_CLOCK_API_MAPPING_STM32L1 \
+          -DWHAL_CFG_UART_API_MAPPING_STM32L1 \
+          -DWHAL_CFG_SPI_API_MAPPING_STM32L1 \
+          -DWHAL_CFG_I2C_API_MAPPING_STM32L1 \
+          $(if $(filter iwdg,$(WATCHDOG)),-DBOARD_WATCHDOG_IWDG) \
+          $(if $(filter wwdg,$(WATCHDOG)),-DBOARD_WATCHDOG_WWDG)
+LDFLAGS = -mcpu=cortex-m3 -mthumb \
+          -ffreestanding -nostartfiles -Wl,--omagic -static
+
+LINKER_SCRIPT ?= $(_BOARD_DIR)/linker.ld
+
+INCLUDE += -I$(_BOARD_DIR) -I$(WHAL_DIR)/boards/peripheral
+
+BOARD_SOURCE = $(_BOARD_DIR)/ivt.c
+BOARD_SOURCE += $(_BOARD_DIR)/board.c
+BOARD_SOURCE += $(wildcard $(WHAL_DIR)/src/*.c)
+BOARD_SOURCE += $(wildcard $(WHAL_DIR)/src/*/timer.c)
+BOARD_SOURCE += $(wildcard $(WHAL_DIR)/src/*/supply.c)
+BOARD_SOURCE += $(wildcard $(WHAL_DIR)/src/*/flash.c)
+BOARD_SOURCE += $(wildcard $(WHAL_DIR)/src/*/rng.c)
+BOARD_SOURCE += $(wildcard $(WHAL_DIR)/src/*/crypto.c)
+BOARD_SOURCE += $(wildcard $(WHAL_DIR)/src/*/sensor.c)
+BOARD_SOURCE += $(wildcard $(WHAL_DIR)/src/*/block.c)
+BOARD_SOURCE += $(wildcard $(WHAL_DIR)/src/*/watchdog.c)
+BOARD_SOURCE += $(wildcard $(WHAL_DIR)/src/*/stm32l1_*.c)
+BOARD_SOURCE += $(wildcard $(WHAL_DIR)/src/*/systick.c)
+
+# Peripheral devices
+include $(WHAL_DIR)/boards/peripheral/Makefile.inc