Add function to query current SPI device configuration #43

	on:
	push: # Run CI for all branches except GitHub merge queue tmp branches
	branches-ignore:
	- "gh-readonly-queue/**"
	pull_request: # Run CI for PRs on any branch
	merge_group: # Run CI for the GitHub merge queue

	name: CI

	env:
	RUSTFLAGS: '--deny warnings'

	jobs:
	ci-linux:
	name: CI
	runs-on: ubuntu-latest
	continue-on-error: ${{ matrix.experimental \|\| false }}
	strategy:
	matrix:
	# All published crates must build on stable.
	rust: [stable, beta, 1.56.1]

	# The default target we're compiling on and for.
	TARGET: [x86_64-unknown-linux-gnu, x86_64-unknown-linux-musl]

	include:
	# Test nightly but don't fail the build.
	- rust: nightly
	experimental: true
	TARGET: x86_64-unknown-linux-gnu

	steps:
	- uses: actions/checkout@v3
	- uses: dtolnay/rust-toolchain@master
	with:
	toolchain: ${{ matrix.rust }}
	target: ${{ matrix.target }}

	- run: cargo check --target=${{ matrix.TARGET }}
	- run: cargo build --target=${{ matrix.TARGET }}
	- run: cargo test --target=${{ matrix.TARGET }}
	- run: cargo build --target=${{ matrix.TARGET }} --examples

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