From 19a8a22eac47328838ce38686af9758819847ca5 Mon Sep 17 00:00:00 2001
From: Gunar Schorcht <gunar@schorcht.net>
Date: Sun, 23 Jul 2023 18:47:38 +0200
Subject: [PATCH] cpu/stm32/periph: add FMC support to Kconfig

---
 cpu/stm32/Kconfig            |  2 +
 cpu/stm32/periph/Kconfig.fmc | 97 ++++++++++++++++++++++++++++++++++++
 2 files changed, 99 insertions(+)
 create mode 100644 cpu/stm32/periph/Kconfig.fmc

diff --git a/cpu/stm32/Kconfig b/cpu/stm32/Kconfig
index 07a920dc45..1641e79bc5 100644
--- a/cpu/stm32/Kconfig
+++ b/cpu/stm32/Kconfig
@@ -74,6 +74,8 @@ config RDP2
     bool "RDP2"
 endchoice
 
+rsource "periph/Kconfig.fmc"
+
 if TEST_KCONFIG
 
 rsource "periph/Kconfig"
diff --git a/cpu/stm32/periph/Kconfig.fmc b/cpu/stm32/periph/Kconfig.fmc
new file mode 100644
index 0000000000..e9304a9622
--- /dev/null
+++ b/cpu/stm32/periph/Kconfig.fmc
@@ -0,0 +1,97 @@
+# Copyright (c) 2023 Gunar Schorcht
+#
+# This file is subject to the terms and conditions of the GNU Lesser
+# General Public License v2.1. See the file LICENSE in the top level
+# directory for more details.
+#
+
+menuconfig MODULE_PERIPH_FMC
+    bool "FMC/FSMC peripheral driver"
+    depends on TEST_KCONFIG
+    depends on HAS_PERIPH_FMC
+    help
+        STM32 FMC/FSMC controller
+
+if MODULE_PERIPH_FMC
+
+config MODULE_PERIPH_FMC_NOR_SRAM
+    bool "NOR/PSRAM/SRAM support"
+    depends on HAS_PERIPH_FMC_NOR_SRAM
+    help
+        Enables NOR Flash, PSRAM and SRAM support of the STM32 FMC/FSMC
+        driver.
+
+config MODULE_PERIPH_FMC_SDRAM
+    bool "SDRAM support"
+    depends on HAS_PERIPH_FMC_SDRAM
+    help
+        Enables SDRAM support of the STM32 FMC/FSMC driver.
+
+config MODULE_PERIPH_FMC_16BIT
+    bool
+    default y if HAS_PERIPH_FMC_16BIT
+    help
+        Enables 16-bit data bus support of the STM32 FMC/FSMC driver.
+
+config MODULE_PERIPH_FMC_32BIT
+    bool
+    default y if HAS_PERIPH_FMC_32BIT
+    help
+        Enables 32-bit data bus support of the STM32 FMC/FSMC driver.
+
+config MODULE_PERIPH_INIT_FMC
+    bool "Auto initialize STM32 FMC/FMSC peripheral"
+    default y if MODULE_PERIPH_INIT
+
+config MODULE_PERIPH_INIT_FMC_NOR_SRAM
+    bool "Auto initialize NOR/PSRAM/SRAM support"
+    default y if MODULE_PERIPH_INIT
+    depends on MODULE_PERIPH_FMC_NOR_SRAM
+
+config MODULE_PERIPH_INIT_FMC_SDRAM
+    bool "Auto initialize SDRAM support"
+    default y if MODULE_PERIPH_INIT
+    depends on MODULE_PERIPH_FMC_SDRAM
+
+config MODULE_PERIPH_INIT_FMC_16BIT
+    bool "Auto initialize 16-bit data bus"
+    default y if MODULE_PERIPH_INIT
+    depends on MODULE_PERIPH_FMC_16BIT
+
+config MODULE_PERIPH_INIT_FMC_32BIT
+    bool "Auto initialize 32-bit data bus"
+    default y if MODULE_PERIPH_INIT
+    depends on MODULE_PERIPH_FMC_32BIT
+
+endif
+
+config HAS_PERIPH_FMC
+    bool
+    help
+        Indicates that a STM32 FMC/FSMC peripheral is present.
+
+config HAS_PERIPH_FMC_NOR_SRAM
+    bool
+    select HAS_PERIPH_FMC
+    help
+        Indicates that a NOR Flash, PSRAM or SRAM connected to the
+        STM32 FMC/FSMC peripheral is present.
+
+config HAS_PERIPH_FMC_SDRAM
+    bool
+    select HAS_PERIPH_FMC
+    help
+        Indicates that a SDRAM connected to the STM32 FMC/FSMC peripheral
+        is present.
+
+config HAS_PERIPH_FMC_16BIT
+    bool
+    select HAS_PERIPH_FMC
+    help
+        Indicates that the STM32 FMC/FSMC peripheral uses a 16-bit data bus.
+
+config HAS_PERIPH_FMC_32BIT
+    bool
+    select HAS_PERIPH_FMC
+    help
+        Indicates that the STM32 FMC/FSMC peripheral uses a 32-bit data bus.