1 /* SPDX-License-Identifier: GPL-2.0+ */ 2 /* 3 * Configuration for Versatile Express. Parts were derived from other ARM 4 * configurations. 5 */ 6 7 #ifndef __VEXPRESS_AEMV8_H 8 #define __VEXPRESS_AEMV8_H 9 10 #include <linux/stringify.h> 11 12 /* Link Definitions */ 13 #ifdef CONFIG_TARGET_VEXPRESS64_JUNO 14 #else 15 /* ATF loads u-boot here for BASE_FVP model */ 16 #endif 17 18 /* CS register bases for the original memory map. */ 19 #ifdef CONFIG_TARGET_VEXPRESS64_BASER_FVP 20 #define V2M_DRAM_BASE 0x00000000 21 #define V2M_PA_BASE 0x80000000 22 #else 23 #define V2M_DRAM_BASE 0x80000000 24 #define V2M_PA_BASE 0x00000000 25 #endif 26 27 #define V2M_PA_CS0 (V2M_PA_BASE + 0x00000000) 28 #define V2M_PA_CS1 (V2M_PA_BASE + 0x14000000) 29 #define V2M_PA_CS2 (V2M_PA_BASE + 0x18000000) 30 #define V2M_PA_CS3 (V2M_PA_BASE + 0x1c000000) 31 #define V2M_PA_CS4 (V2M_PA_BASE + 0x0c000000) 32 #define V2M_PA_CS5 (V2M_PA_BASE + 0x10000000) 33 34 #define V2M_PERIPH_OFFSET(x) (x << 16) 35 #define V2M_SYSREGS (V2M_PA_CS3 + V2M_PERIPH_OFFSET(1)) 36 #define V2M_SYSCTL (V2M_PA_CS3 + V2M_PERIPH_OFFSET(2)) 37 #define V2M_SERIAL_BUS_PCI (V2M_PA_CS3 + V2M_PERIPH_OFFSET(3)) 38 39 /* Common peripherals relative to CS7. */ 40 #define V2M_AACI (V2M_PA_CS3 + V2M_PERIPH_OFFSET(4)) 41 #define V2M_MMCI (V2M_PA_CS3 + V2M_PERIPH_OFFSET(5)) 42 #define V2M_KMI0 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(6)) 43 #define V2M_KMI1 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(7)) 44 45 #ifdef CONFIG_TARGET_VEXPRESS64_JUNO 46 #define V2M_UART0 0x7ff80000 47 #define V2M_UART1 0x7ff70000 48 #else /* Not Juno */ 49 #define V2M_UART0 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(9)) 50 #define V2M_UART1 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(10)) 51 #define V2M_UART2 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(11)) 52 #define V2M_UART3 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(12)) 53 #endif 54 55 #define V2M_WDT (V2M_PA_CS3 + V2M_PERIPH_OFFSET(15)) 56 57 #define V2M_TIMER01 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(17)) 58 #define V2M_TIMER23 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(18)) 59 60 #define V2M_SERIAL_BUS_DVI (V2M_PA_CS3 + V2M_PERIPH_OFFSET(22)) 61 #define V2M_RTC (V2M_PA_CS3 + V2M_PERIPH_OFFSET(23)) 62 63 #define V2M_CF (V2M_PA_CS3 + V2M_PERIPH_OFFSET(26)) 64 65 #define V2M_CLCD (V2M_PA_CS3 + V2M_PERIPH_OFFSET(31)) 66 67 /* System register offsets. */ 68 #define V2M_SYS_CFGDATA (V2M_SYSREGS + 0x0a0) 69 #define V2M_SYS_CFGCTRL (V2M_SYSREGS + 0x0a4) 70 #define V2M_SYS_CFGSTAT (V2M_SYSREGS + 0x0a8) 71 72 /* Generic Interrupt Controller Definitions */ 73 #ifdef CONFIG_GICV3 74 #define GICD_BASE (V2M_PA_BASE + 0x2f000000) 75 #define GICR_BASE (V2M_PA_BASE + 0x2f100000) 76 #else 77 78 #ifdef CONFIG_TARGET_VEXPRESS64_JUNO 79 #define GICD_BASE (0x2C010000) 80 #define GICC_BASE (0x2C02f000) 81 #else 82 #define GICD_BASE (V2M_PA_BASE + 0x2f000000) 83 #define GICC_BASE (V2M_PA_BASE + 0x2c000000) 84 #endif 85 #endif /* !CONFIG_GICV3 */ 86 87 /* PL011 Serial Configuration */ 88 #ifdef CONFIG_TARGET_VEXPRESS64_JUNO 89 #define CFG_PL011_CLOCK 7372800 90 #else 91 #define CFG_PL011_CLOCK 24000000 92 #endif 93 94 /* Physical Memory Map */ 95 #define PHYS_SDRAM_1 (V2M_DRAM_BASE) /* SDRAM Bank #1 */ 96 /* Top 16MB reserved for secure world use */ 97 #define DRAM_SEC_SIZE 0x01000000 98 #define PHYS_SDRAM_1_SIZE 0x80000000 - DRAM_SEC_SIZE 99 #define CFG_SYS_SDRAM_BASE PHYS_SDRAM_1 100 101 #ifdef CONFIG_TARGET_VEXPRESS64_JUNO 102 #define PHYS_SDRAM_2 (0x880000000) 103 #define PHYS_SDRAM_2_SIZE 0x180000000 104 #elif CONFIG_NR_DRAM_BANKS == 2 105 #define PHYS_SDRAM_2 (0x880000000) 106 #define PHYS_SDRAM_2_SIZE 0x80000000 107 #endif 108 109 /* Copy the kernel, initrd and FDT from NOR flash to DRAM memory and boot. */ 110 #define BOOTENV_DEV_AFS(devtypeu, devtypel, instance) \ 111 "bootcmd_afs=" \ 112 "afs load ${kernel_name} ${kernel_addr_r} ;"\ 113 "if test $? -eq 1; then "\ 114 " echo Loading ${kernel_alt_name} instead of ${kernel_name}; "\ 115 " afs load ${kernel_alt_name} ${kernel_addr_r};"\ 116 "fi ; "\ 117 "afs load ${fdtfile} ${fdt_addr_r} ;"\ 118 "if test $? -eq 1; then "\ 119 " echo Loading ${fdt_alt_name} instead of ${fdtfile}; "\ 120 " afs load ${fdt_alt_name} ${fdt_addr_r}; "\ 121 "fi ; "\ 122 "fdt addr ${fdt_addr_r}; fdt resize; " \ 123 "if afs load ${ramdisk_name} ${ramdisk_addr_r} ; "\ 124 "then "\ 125 " setenv ramdisk_param ${ramdisk_addr_r}; "\ 126 "else "\ 127 " setenv ramdisk_param -; "\ 128 "fi ; " \ 129 "booti ${kernel_addr_r} ${ramdisk_param} ${fdt_addr_r}\0" 130 #define BOOTENV_DEV_NAME_AFS(devtypeu, devtypel, instance) "afs " 131 132 /* Boot by executing a U-Boot script pre-loaded into DRAM. */ 133 #define BOOTENV_DEV_MEM(devtypeu, devtypel, instance) \ 134 "bootcmd_mem= " \ 135 "source ${scriptaddr}; " \ 136 "if test $? -eq 1; then " \ 137 " env import -t ${scriptaddr}; " \ 138 " if test -n $uenvcmd; then " \ 139 " echo Running uenvcmd ...; " \ 140 " run uenvcmd; " \ 141 " fi; " \ 142 "fi\0" 143 #define BOOTENV_DEV_NAME_MEM(devtypeu, devtypel, instance) "mem " 144 145 #ifdef CONFIG_CMD_VIRTIO 146 #define FUNC_VIRTIO(func) func(VIRTIO, virtio, 0) 147 #else 148 #define FUNC_VIRTIO(func) 149 #endif 150 151 #ifdef CONFIG_CMD_MMC 152 #define FUNC_MMC(func) func(MMC, mmc, 0) 153 #else 154 #define FUNC_MMC(func) 155 #endif 156 157 #if CONFIG_IS_ENABLED(CMD_PXE) 158 #define BOOT_TARGET_PXE(func) func(PXE, pxe, na) 159 #else 160 #define BOOT_TARGET_PXE(func) 161 #endif 162 163 #if CONFIG_IS_ENABLED(CMD_DHCP) 164 #define BOOT_TARGET_DHCP(func) func(DHCP, dhcp, na) 165 #else 166 #define BOOT_TARGET_DHCP(func) 167 #endif 168 169 /* 170 * Boot by loading an Android image, or kernel, initrd and FDT through 171 * semihosting into DRAM. 172 */ 173 #define BOOTENV_DEV_SMH(devtypeu, devtypel, instance) \ 174 "bootcmd_smh= " \ 175 "if load hostfs - ${boot_addr_r} ${boot_name}; then" \ 176 " setenv bootargs;" \ 177 " abootimg addr ${boot_addr_r};" \ 178 " abootimg get dtb --index=0 fdt_addr_r;" \ 179 " bootm ${boot_addr_r} ${boot_addr_r} ${fdt_addr_r};" \ 180 "else" \ 181 " if load hostfs - ${kernel_addr_r} ${kernel_name}; then" \ 182 " setenv fdt_high 0xffffffffffffffff;" \ 183 " setenv initrd_high 0xffffffffffffffff;" \ 184 " if test -n load hostfs - ${fdt_addr_r} ${fdtfile}; then" \ 185 " fdt move $fdtcontroladdr $fdt_addr_r;" \ 186 " fi;" \ 187 " load hostfs - ${ramdisk_addr_r} ${ramdisk_name};" \ 188 " fdt addr ${fdt_addr_r};" \ 189 " fdt resize;" \ 190 " fdt chosen ${ramdisk_addr_r} ${filesize};" \ 191 " booti $kernel_addr_r - ${fdt_addr_r};" \ 192 " fi;" \ 193 "fi\0" 194 #define BOOTENV_DEV_NAME_SMH(devtypeu, devtypel, instance) "smh " 195 196 /* Boot sources for distro boot and load addresses, per board */ 197 198 #ifdef CONFIG_TARGET_VEXPRESS64_JUNO /* Arm Juno board */ 199 200 #define BOOT_TARGET_DEVICES(func) \ 201 func(USB, usb, 0) \ 202 func(SATA, sata, 0) \ 203 func(SATA, sata, 1) \ 204 FUNC_VIRTIO(func) \ 205 BOOT_TARGET_PXE(func) \ 206 BOOT_TARGET_DHCP(func) \ 207 func(AFS, afs, na) 208 209 #define VEXPRESS_KERNEL_ADDR 0x80080000 210 #define VEXPRESS_PXEFILE_ADDR 0x8fb00000 211 #define VEXPRESS_FDT_ADDR 0x8fc00000 212 #define VEXPRESS_SCRIPT_ADDR 0x8fd00000 213 #define VEXPRESS_RAMDISK_ADDR 0x8fe00000 214 215 #define EXTRA_ENV_NAMES \ 216 "kernel_name=norkern\0" \ 217 "kernel_alt_name=Image\0" \ 218 "ramdisk_name=ramdisk.img\0" \ 219 "fdtfile=board.dtb\0" \ 220 "fdt_alt_name=juno\0" 221 222 #elif CONFIG_TARGET_VEXPRESS64_BASE_FVP /* ARMv8-A base model */ 223 224 #define BOOT_TARGET_DEVICES(func) \ 225 func(SMH, smh, na) \ 226 func(MEM, mem, na) \ 227 FUNC_VIRTIO(func) \ 228 FUNC_MMC(func) \ 229 BOOT_TARGET_PXE(func) \ 230 BOOT_TARGET_DHCP(func) 231 232 #define VEXPRESS_KERNEL_ADDR 0x80080000 233 #define VEXPRESS_PXEFILE_ADDR 0x8fa00000 234 #define VEXPRESS_SCRIPT_ADDR 0x8fb00000 235 #define VEXPRESS_FDT_ADDR 0x8fc00000 236 #define VEXPRESS_BOOT_ADDR 0x8fd00000 237 #define VEXPRESS_RAMDISK_ADDR 0x8fe00000 238 239 #define EXTRA_ENV_NAMES \ 240 "kernel_name=Image\0" \ 241 "ramdisk_name=ramdisk.img\0" \ 242 "fdtfile=devtree.dtb\0" \ 243 "boot_name=boot.img\0" \ 244 "boot_addr_r=" __stringify(VEXPRESS_BOOT_ADDR) "\0" 245 246 #elif CONFIG_TARGET_VEXPRESS64_BASER_FVP /* ARMv8-R base model */ 247 248 #define BOOT_TARGET_DEVICES(func) \ 249 func(MEM, mem, na) \ 250 FUNC_VIRTIO(func) \ 251 BOOT_TARGET_PXE(func) \ 252 BOOT_TARGET_DHCP(func) 253 254 #define VEXPRESS_KERNEL_ADDR 0x00200000 255 #define VEXPRESS_PXEFILE_ADDR 0x0fb00000 256 #define VEXPRESS_FDT_ADDR 0x0fc00000 257 #define VEXPRESS_SCRIPT_ADDR 0x0fd00000 258 #define VEXPRESS_RAMDISK_ADDR 0x0fe00000 259 260 #define EXTRA_ENV_NAMES \ 261 "kernel_name=Image\0" \ 262 "ramdisk_name=ramdisk.img\0" \ 263 "fdtfile=board.dtb\0" 264 #endif 265 266 #include <config_distro_bootcmd.h> 267 268 /* Default load addresses and names for the different payloads. */ 269 #define CFG_EXTRA_ENV_SETTINGS \ 270 "kernel_addr_r=" __stringify(VEXPRESS_KERNEL_ADDR) "\0" \ 271 "ramdisk_addr_r=" __stringify(VEXPRESS_RAMDISK_ADDR) "\0" \ 272 "pxefile_addr_r=" __stringify(VEXPRESS_PXEFILE_ADDR) "\0" \ 273 "fdt_addr_r=" __stringify(VEXPRESS_FDT_ADDR) "\0" \ 274 "scriptaddr=" __stringify(VEXPRESS_SCRIPT_ADDR) "\0" \ 275 EXTRA_ENV_NAMES \ 276 BOOTENV 277 278 #ifdef CONFIG_TARGET_VEXPRESS64_JUNO 279 #define CFG_SYS_FLASH_BASE 0x08000000 280 #else 281 #define CFG_SYS_FLASH_BASE (V2M_PA_BASE + 0x0C000000) 282 #endif 283 284 #endif /* __VEXPRESS_AEMV8_H */ 285