From 1f1e3cd0e3490f23bedb125514550b3a2e0177c1 Mon Sep 17 00:00:00 2001
From: Kat <187942808+northernpaws@users.noreply.github.com>
Date: Tue, 21 Oct 2025 22:03:43 -0600
Subject: add 16 bit SDRAM configuration for Bank 1 in fmc.rs

---
 embassy-stm32/src/fmc.rs | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/embassy-stm32/src/fmc.rs b/embassy-stm32/src/fmc.rs
index 8ecfbc522..4fd7dac60 100644
--- a/embassy-stm32/src/fmc.rs
+++ b/embassy-stm32/src/fmc.rs
@@ -236,6 +236,24 @@ impl<'d, T: Instance> Fmc<'d, T> {
             (sdcke: SDCKE1Pin), (sdclk: SDCLKPin), (sdncas: SDNCASPin), (sdne: SDNE1Pin), (sdnras: SDNRASPin), (sdnwe: SDNWEPin)
         ]
     ));
+
+    fmc_sdram_constructor!(sdram_a13bits_d16bits_16banks_bank1: (
+        bank: stm32_fmc::SdramTargetBank::Bank1,
+        addr: [
+            (a0: A0Pin), (a1: A1Pin), (a2: A2Pin), (a3: A3Pin), (a4: A4Pin), (a5: A5Pin), (a6: A6Pin), (a7: A7Pin), (a8: A8Pin), (a9: A9Pin), (a10: A10Pin), (a11: A11Pin), (a12: A12Pin)
+        ],
+        ba: [(ba0: BA0Pin), (ba1: BA1Pin)],
+        d: [
+            (d0: D0Pin), (d1: D1Pin), (d2: D2Pin), (d3: D3Pin), (d4: D4Pin), (d5: D5Pin), (d6: D6Pin), (d7: D7Pin),
+            (d8: D8Pin), (d9: D9Pin), (d10: D10Pin), (d11: D11Pin), (d12: D12Pin), (d13: D13Pin), (d14: D14Pin), (d15: D15Pin)
+        ],
+        nbl: [
+            (nbl0: NBL0Pin), (nbl1: NBL1Pin)
+        ],
+        ctrl: [
+            (sdcke: SDCKE0Pin), (sdclk: SDCLKPin), (sdncas: SDNCASPin), (sdne: SDNE0Pin), (sdnras: SDNRASPin), (sdnwe: SDNWEPin)
+        ]
+    ));
 }
 
 trait SealedInstance: crate::rcc::RccPeripheral {
-- 
cgit 


From 51b72a3f5a187b4102ef89f225ff9101742eab40 Mon Sep 17 00:00:00 2001
From: Kat <187942808+northernpaws@users.noreply.github.com>
Date: Tue, 21 Oct 2025 22:17:09 -0600
Subject: correct 16 bit SDRAM configuration label from 16 banks to 4 banks

---
 embassy-stm32/src/fmc.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/embassy-stm32/src/fmc.rs b/embassy-stm32/src/fmc.rs
index 4fd7dac60..b21506c38 100644
--- a/embassy-stm32/src/fmc.rs
+++ b/embassy-stm32/src/fmc.rs
@@ -237,7 +237,7 @@ impl<'d, T: Instance> Fmc<'d, T> {
         ]
     ));
 
-    fmc_sdram_constructor!(sdram_a13bits_d16bits_16banks_bank1: (
+    fmc_sdram_constructor!(sdram_a13bits_d16bits_4banks_bank1: (
         bank: stm32_fmc::SdramTargetBank::Bank1,
         addr: [
             (a0: A0Pin), (a1: A1Pin), (a2: A2Pin), (a3: A3Pin), (a4: A4Pin), (a5: A5Pin), (a6: A6Pin), (a7: A7Pin), (a8: A8Pin), (a9: A9Pin), (a10: A10Pin), (a11: A11Pin), (a12: A12Pin)
-- 
cgit 


From 5dac73f15bac10b097f51d941847a28bec36e97f Mon Sep 17 00:00:00 2001
From: Kat <187942808+northernpaws@users.noreply.github.com>
Date: Wed, 22 Oct 2025 19:26:12 -0600
Subject: update stm32-fmc dependency version to 0.4.0

Fixes incompatibility issues using other libraries that rely on stm32-fmc 0.4.0
---
 embassy-stm32/Cargo.toml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/embassy-stm32/Cargo.toml b/embassy-stm32/Cargo.toml
index 7c243b350..23e8a49d9 100644
--- a/embassy-stm32/Cargo.toml
+++ b/embassy-stm32/Cargo.toml
@@ -182,7 +182,7 @@ stm32-metapac = { git = "https://github.com/embassy-rs/stm32-data-generated", ta
 
 vcell = "0.1.3"
 nb = "1.0.0"
-stm32-fmc = "0.3.0"
+stm32-fmc = "0.4.0"
 cfg-if = "1.0.0"
 embedded-io = { version = "0.6.0" }
 embedded-io-async = { version = "0.6.1" }
-- 
cgit