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zynq-rs
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pca954x: log detected type

This commit is contained in:
mwojcik 2022-02-11 12:00:39 +08:00
parent dacc816eb4
commit 26ab2927b9
1 changed files with 4 additions and 2 deletions
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6
libboard_zynq/src/i2c/mod.rs
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@ -6,6 +6,8 @@ use super::slcr;
use super::time::Microseconds;
use embedded_hal::timer::CountDown;
use libregister::{RegisterR, RegisterRW, RegisterW};
#[cfg(feature = "target_kasli_soc")]
use log::info;
pub enum I2cMultiplexer {
PCA9548 = 0,
@ -163,8 +165,8 @@ impl I2c {
let config = self.read(false)?;
let pca = match config {
0x00 => I2cMultiplexer::PCA9548,
0x08 => I2cMultiplexer::PCA9547,
0x00 => { info!("PCA9548 detected"); I2cMultiplexer::PCA9548 },
0x08 => { info!("PCA9547 detected"); I2cMultiplexer::PCA9547 },
_ => { return Err("Unknown response for PCA954X autodetect")},
};
self.stop()?;