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STM32F107: Fix inadvertent re-configuration of the SWJ/JTAG pins when activating the (R)MII interface

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This commit is contained in:
Fabian Wolter 2025-07-17 18:00:27 +02:00
parent a18e79eddb
commit 233bd18fae
2 changed files with 10 additions and 4 deletions
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4
embassy-stm32/Cargo.toml
View File

@ -81,7 +81,7 @@ futures-util = { version = "0.3.30", default-features = false }
sdio-host = "0.9.0"
critical-section = "1.1"
#stm32-metapac = { version = "16" }
stm32-metapac = { git = "https://github.com/embassy-rs/stm32-data-generated", tag = "stm32-data-85e2c0f43f3460b3305a2f97962bd39deed09d13" }
stm32-metapac = { git = "https://github.com/embassy-rs/stm32-data-generated", tag = "stm32-data-f761780b74faf840220b367b15d556b9e10c2334" }
vcell = "0.1.3"
nb = "1.0.0"
@ -110,7 +110,7 @@ proc-macro2 = "1.0.36"
quote = "1.0.15"
#stm32-metapac = { version = "16", default-features = false, features = ["metadata"]}
stm32-metapac = { git = "https://github.com/embassy-rs/stm32-data-generated", tag = "stm32-data-85e2c0f43f3460b3305a2f97962bd39deed09d13", default-features = false, features = ["metadata"] }
stm32-metapac = { git = "https://github.com/embassy-rs/stm32-data-generated", tag = "stm32-data-f761780b74faf840220b367b15d556b9e10c2334", default-features = false, features = ["metadata"] }
[features]
default = ["rt"]

10
embassy-stm32/src/eth/v1/mod.rs
View File

@ -122,7 +122,10 @@ impl<'d, T: Instance, P: Phy> Ethernet<'d, T, P> {
// Select RMII (Reduced Media Independent Interface)
// Must be done prior to enabling peripheral clock
AFIO.mapr().modify(|w| w.set_mii_rmii_sel(true));
AFIO.mapr().modify(|w| {
w.set_mii_rmii_sel(true);
w.set_swj_cfg(crate::pac::afio::vals::SwjCfg::NO_OP);
});
RCC.ahbenr().modify(|w| {
w.set_ethen(true);
@ -316,7 +319,10 @@ impl<'d, T: Instance, P: Phy> Ethernet<'d, T, P> {
// Select MII (Media Independent Interface)
// Must be done prior to enabling peripheral clock
AFIO.mapr().modify(|w| w.set_mii_rmii_sel(false));
AFIO.mapr().modify(|w| {
w.set_mii_rmii_sel(false);
w.set_swj_cfg(crate::pac::afio::vals::SwjCfg::NO_OP);
});
RCC.ahbenr().modify(|w| {
w.set_ethen(true);