/* SPDX-License-Identifier: GPL-2.0-only */ #include #include #include #include #define RESERVED_SIZE 0x01500000 /* 21 MiB */ static void soc_read_resources(struct device *dev) { /* Reserve bottom 21 MiB for NSS, SMEM, etc. */ uintptr_t reserve_ram_end = (uintptr_t)_dram + RESERVED_SIZE; uint64_t ram_end = CONFIG_DRAM_SIZE_MB * (uint64_t)MiB; reserved_ram_from_to(dev, 0, (uintptr_t)_dram, reserve_ram_end); ram_from_to(dev, 1, reserve_ram_end, ram_end); } static void soc_init(struct device *dev) { /* * Do this in case console is not enabled: kernel's earlyprintk() * should work no matter what the firmware console configuration is. */ ipq806x_uart_init(); printk(BIOS_INFO, "CPU: Qualcomm 8064\n"); } static struct device_operations soc_ops = { .read_resources = soc_read_resources, .init = soc_init, }; static void enable_soc_dev(struct device *dev) { dev->ops = &soc_ops; } struct chip_operations soc_qualcomm_ipq806x_ops = { .name = "SOC Qualcomm 8064", .enable_dev = enable_soc_dev, };