第09章 TF-A移植

mkdir ~/linux/atk-mp1/my-tfa

cp -r ~/linux/atk-mp1/tf-a/* ~/linux/atk-mp1/my-tfa
cd ~/linux/atk-mp1/my-tfa

修改Makefile.sdk

~/linux/atk-mp1/my-tfa/tf-a-stm32mp-2.2.r1
make -f ../Makefile.sdk all

cd ~/linux/atk-mp1/my-tfa/build

cd ~/linux/atk-mp1/my-tfa/tf-a-stm32mp-2.2.r1/fdts

cp stm32mp157d-ed1.dts stm32mp157d-atk.dts 

cp stm32mp157d-ed1.dts stm32mp157d-atk.dtsi

cd tf-a-stm32mp-2.2.r1
make -f ../Makefile.sdk all

vddcore: regulator-vddcore {
	compatible = "regulator-fixed";
	regulator-name = "vddcore";
	regulator-min-microvolt = <1200000>;
	regulator-max-microvolt = <1350000>;
	regulator-off-in-suspend;
	regulator-always-on;
};

v3v3: regulator-3p3v {
	compatible = "regulator-fixed";
	regulator-name = "v3v3";
	regulator-min-microvolt = <3300000>;
	regulator-max-microvolt = <3300000>;
	regulator-off-in-suspend;
	regulator-always-on;
};

vdd: regulator-vdd {
	compatible = "regulator-fixed";
	regulator-name = "vdd";
	regulator-min-microvolt = <3300000>;
	regulator-max-microvolt = <3300000>;
	regulator-off-in-suspend;
	regulator-always-on;
};

vdd_usb: regulator-vdd-usb {
	compatible = "regulator-fixed";
	regulator-name = "vdd_usb";
	regulator-min-microvolt = <3300000>;
	regulator-max-microvolt = <3300000>;
	regulator-off-in-suspend;
	regulator-always-on;
};

&sdmmc1 {
	pinctrl-names = "default";
	pinctrl-0 = <&sdmmc1_b4_pins_a &sdmmc1_dir_pins_a>;
	st,neg-edge;
	broken-cd;
	bus-width = <4>;
	vmmc-supply = <&v3v3>;
	status = "okay";
};

&sdmmc2 {
	pinctrl-names = "default";
	pinctrl-0 = <&sdmmc2_b4_pins_a &sdmmc2_d47_pins_a>;
	non-removable;
	st,neg-edge;
	bus-width = <8>;
	vmmc-supply = <&v3v3>;
	vqmmc-supply = <&v3v3>;
	status = "okay";
};

&usbotg_hs {
	phys = <&usbphyc_port1 0>;
	phy-names = "usb2-phy";
	usb-role-switch;
	status = "okay";
};

&usbphyc {
	status = "okay";
};

cd tf-a-stm32mp-2.2.r1
make -f ../Makefile.sdk all

cd tf-a-stm32mp-2.2.r1
make -f ../Makefile.sdk clean 
make -f ../Makefile.sdk TFA_DEVICETREE=stm32mp157d-atk TF_A_CONFIG=serialboot ELF_DEBUG_ENABLE=‘1‘ all 

cd ~/linux/atk-mp1/my-tfa/build/serialboot
ls tf-a-stm32mp157d-atk-serialboot.stm32 -l