FreeBSD/Linux Kernel Cross Reference
sys/contrib/device-tree/src/arm/ste-db9500.dtsi

     // SPDX-License-Identifier: GPL-2.0-or-later
     
     #include "ste-dbx5x0.dtsi"
     
     / {
             cpus {
                     cpu@300 {
                             operating-points = <998400 0
                                                 798720 0
                                                399360 0
                                                199680 0>;
                    };
            };
    
            reserved-memory {
                    #address-cells = <1>;
                    #size-cells = <1>;
                    ranges;
    
                    /*
                     * Initial Secure Software ISSW memory
                     *
                     * This is probably only used if the kernel tries
                     * to actually call into trustzone to run secure
                     * applications, which the mainline kernel probably
                     * will not do on this old chipset. But you can never
                     * be too careful, so reserve this memory anyway.
                     */
                    ram@17f00000 {
                            reg = <0x17f00000 0x00100000>;
                            no-map;
                    };
            };
    };

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