6  * SPDX-License-Identifier: GPL-2.0-or-later
17 #include "qemu/error-report.h"
36  * (see https://datasheets.raspberrypi.com/bcm2711/bcm2711-peripherals.pdf
39 static int raspi_add_memory_node(void *fdt, hwaddr mem_base, hwaddr mem_len)  in raspi_add_memory_node()  argument
45     acells = qemu_fdt_getprop_cell(fdt, "/", "#address-cells",  in raspi_add_memory_node()
47     scells = qemu_fdt_getprop_cell(fdt, "/", "#size-cells",  in raspi_add_memory_node()
50         fprintf(stderr, "dtb file invalid (#address-cells or #size-cells 0)\n");  in raspi_add_memory_node()
51         ret = -1;  in raspi_add_memory_node()
53         qemu_fdt_add_subnode(fdt, nodename);  in raspi_add_memory_node()
54         qemu_fdt_setprop_string(fdt, nodename, "device_type", "memory");  in raspi_add_memory_node()
55         ret = qemu_fdt_setprop_sized_cells(fdt, nodename, "reg",  in raspi_add_memory_node()
64 static void raspi4_modify_dtb(const struct arm_boot_info *info, void *fdt)  in raspi4_modify_dtb()  argument
68     /* Temporarily disable following devices until they are implemented */  in raspi4_modify_dtb()
70         "brcm,bcm2711-pcie",  in raspi4_modify_dtb()
71         "brcm,bcm2711-rng200",  in raspi4_modify_dtb()
72         "brcm,bcm2711-thermal",  in raspi4_modify_dtb()
73         "brcm,bcm2711-genet-v5",  in raspi4_modify_dtb()
79         int offset = fdt_node_offset_by_compatible(fdt, -1, dev_str);  in raspi4_modify_dtb()
81             if (!fdt_nop_node(fdt, offset)) {  in raspi4_modify_dtb()
87     ram_size = board_ram_size(info->board_id);  in raspi4_modify_dtb()
89     if (info->ram_size > UPPER_RAM_BASE) {  in raspi4_modify_dtb()
90         raspi_add_memory_node(fdt, UPPER_RAM_BASE, ram_size - UPPER_RAM_BASE);  in raspi4_modify_dtb()
99     BCM2838State *soc = &s->soc;  in raspi4b_machine_init()
101     s_base->binfo.modify_dtb = raspi4_modify_dtb;  in raspi4b_machine_init()
102     s_base->binfo.board_id = mc->board_rev;  in raspi4b_machine_init()
105                             board_soc_type(mc->board_rev));  in raspi4b_machine_init()
107     raspi_base_machine_init(machine, &soc->parent_obj);  in raspi4b_machine_init()
116     rmc->board_rev = 0xa03111; /* Revision 1.1, 1 Gb RAM */  in raspi4b_machine_class_init()
118     rmc->board_rev = 0xb03115; /* Revision 1.5, 2 Gb RAM */  in raspi4b_machine_class_init()
120     raspi_machine_class_common_init(mc, rmc->board_rev);  in raspi4b_machine_class_init()
121     mc->init = raspi4b_machine_init;  in raspi4b_machine_class_init()