| /* SPDX-License-Identifier: GPL-2.0-only */ |
| |
| #include <console/console.h> |
| #include <device/device.h> |
| #include <symbols.h> |
| #include <soc/ipq_uart.h> |
| |
| typedef struct { |
| uint8_t hlos1[112 * MiB], /* <-- 0x80000000 */ |
| appsbl[4 * MiB], /* <-- 0x87000000 */ |
| sbl[1 * MiB], /* <-- 0x87400000 */ |
| rsvd[11 * MiB], /* <-- 0x87500000 */ |
| hlos2[128 * MiB]; /* <-- 0x88000000 */ |
| } ipq_mem_map_t; |
| |
| #define LINUX_REGION1_START ((uintptr_t)(ipq_mem_map->hlos1)) |
| #define LINUX_REGION1_START_KB (LINUX_REGION1_START / KiB) |
| #define LINUX_REGION1_SIZE (sizeof(ipq_mem_map->hlos1) + \ |
| sizeof(ipq_mem_map->appsbl) + \ |
| sizeof(ipq_mem_map->sbl)) |
| #define LINUX_REGION1_SIZE_KB (LINUX_REGION1_SIZE / KiB) |
| |
| #define RESERVED_START ((uintptr_t)(ipq_mem_map->rsvd)) |
| #define RESERVED_START_KB (RESERVED_START / KiB) |
| #define RESERVED_SIZE (sizeof(ipq_mem_map->rsvd)) |
| #define RESERVED_SIZE_KB (RESERVED_SIZE / KiB) |
| |
| /* xxx_SIZE defines not needed since it goes till end of memory */ |
| #define LINUX_REGION2_START ((uintptr_t)(ipq_mem_map->hlos2)) |
| #define LINUX_REGION2_START_KB (LINUX_REGION2_START / KiB) |
| |
| static void soc_read_resources(struct device *dev) |
| { |
| ipq_mem_map_t *ipq_mem_map = ((ipq_mem_map_t *)_dram); |
| |
| ram_resource(dev, 0, LINUX_REGION1_START_KB, LINUX_REGION1_SIZE_KB); |
| |
| reserved_ram_resource(dev, 1, RESERVED_START_KB, RESERVED_SIZE_KB); |
| |
| /* 0x88000000 to end, is the second region for Linux */ |
| ram_resource(dev, 2, LINUX_REGION2_START_KB, |
| (CONFIG_DRAM_SIZE_MB * KiB) - |
| LINUX_REGION1_SIZE_KB - RESERVED_SIZE_KB); |
| } |
| |
| 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. |
| */ |
| ipq40xx_uart_init(); |
| |
| printk(BIOS_INFO, "CPU: QCA 40xx\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_ipq40xx_ops = { |
| CHIP_NAME("SOC QCA 40xx") |
| .enable_dev = enable_soc_dev, |
| }; |