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ramips: add support for mtk eip93 crypto engine

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Mediatek EIP93 Crypto engine is a crypto accelerator which
is available in the Mediatek MT7621 SoC.

Signed-off-by: Aviana Cruz <gwencroft@proton.me>
Co-authored-by: Richard van Schagen <vschagen@icloud.com>
Co-authored-by: Chukun Pan <amadeus@jmu.edu.cn>
This commit is contained in:
Aviana Cruz 2022-06-20 21:55:45 +08:00 committed by Christian Marangi
parent 47d56ae546
commit 46d673033b
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GPG Key ID: AC001D09ADBFEAD7
4 changed files with 3314 additions and 1 deletions
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29
package/kernel/linux/modules/crypto.mk
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@ -463,6 +463,35 @@ endef
$(eval $(call KernelPackage,crypto-hw-talitos))
define KernelPackage/crypto-hw-eip93
TITLE:=MTK EIP93 crypto module
DEPENDS:=@TARGET_ramips_mt7621 \
+kmod-crypto-authenc \
+kmod-crypto-des \
+kmod-crypto-md5 \
+kmod-crypto-sha1 \
+kmod-crypto-sha256
KCONFIG:= \
CONFIG_CRYPTO_HW=y \
CONFIG_CRYPTO_DEV_EIP93 \
CONFIG_CRYPTO_DEV_EIP93_AES=y \
CONFIG_CRYPTO_DEV_EIP93_DES=y \
CONFIG_CRYPTO_DEV_EIP93_AEAD=y \
CONFIG_CRYPTO_DEV_EIP93_GENERIC_SW_MAX_LEN=256 \
CONFIG_CRYPTO_DEV_EIP93_AES_128_SW_MAX_LEN=512
FILES:=$(LINUX_DIR)/drivers/crypto/mtk-eip93/crypto-hw-eip93.ko
AUTOLOAD:=$(call AutoLoad,09,crypto-hw-eip93)
$(call AddDepends/crypto)
endef
define KernelPackage/crypto-hw-eip93/description
Kernel module to enable EIP-93 Crypto engine as found
in the Mediatek MT7621 SoC.
It enables DES/3DES/AES ECB/CBC/CTR and
IPSEC offload with authenc(hmac(sha1/sha256), aes/cbc/rfc3686)
endef
$(eval $(call KernelPackage,crypto-hw-eip93))
define KernelPackage/crypto-kpp
TITLE:=Key-agreement Protocol Primitives

8
target/linux/ramips/dts/mt7621.dtsi
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@ -423,6 +423,14 @@
clock-names = "nfi_clk";
};
crypto: crypto@1e004000 {
compatible = "mediatek,mtk-eip93";
reg = <0x1e004000 0x1000>;
interrupt-parent = <&gic>;
interrupts = <GIC_SHARED 19 IRQ_TYPE_LEVEL_HIGH>;
};
ethernet: ethernet@1e100000 {
compatible = "mediatek,mt7621-eth";
reg = <0x1e100000 0x10000>;

2
target/linux/ramips/mt7621/target.mk
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@ -10,7 +10,7 @@ KERNELNAME:=vmlinux vmlinuz
# make Kernel/CopyImage use $LINUX_DIR/vmlinuz
IMAGES_DIR:=../../..
DEFAULT_PACKAGES += wpad-basic-mbedtls uboot-envtools
DEFAULT_PACKAGES += wpad-basic-mbedtls uboot-envtools kmod-crypto-hw-eip93
define Target/Description
Build firmware images for Ralink MT7621 based boards.

3276
target/linux/ramips/patches-5.15/860-ramips-add-eip93-driver.patch Normal file
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