1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /* 3 * include/configs/silk.h 4 * This file is silk board configuration. 5 * 6 * Copyright (C) 2015 Renesas Electronics Corporation 7 * Copyright (C) 2015 Cogent Embedded, Inc. 8 */ 9 10 #ifndef __SILK_H 11 #define __SILK_H 12 13 #include "rcar-gen2-common.h" 14 15 #define CONFIG_SYS_INIT_SP_ADDR 0x4f000000 16 #define STACK_AREA_SIZE 0x00100000 17 #define LOW_LEVEL_MERAM_STACK \ 18 (CONFIG_SYS_INIT_SP_ADDR + STACK_AREA_SIZE - 4) 19 20 /* MEMORY */ 21 #define RCAR_GEN2_SDRAM_BASE 0x40000000 22 #define RCAR_GEN2_SDRAM_SIZE (1024u * 1024 * 1024) 23 #define RCAR_GEN2_UBOOT_SDRAM_SIZE (512 * 1024 * 1024) 24 25 /* FLASH */ 26 #define CONFIG_SPI_FLASH_QUAD 27 28 /* SH Ether */ 29 #define CONFIG_SH_ETHER_USE_PORT 0 30 #define CONFIG_SH_ETHER_PHY_ADDR 0x1 31 #define CONFIG_SH_ETHER_PHY_MODE PHY_INTERFACE_MODE_RMII 32 #define CONFIG_SH_ETHER_CACHE_WRITEBACK 33 #define CONFIG_SH_ETHER_CACHE_INVALIDATE 34 #define CONFIG_SH_ETHER_ALIGNE_SIZE 64 35 #define CONFIG_BITBANGMII 36 #define CONFIG_BITBANGMII_MULTI 37 38 /* Board Clock */ 39 #define RMOBILE_XTAL_CLK 20000000u 40 #define CONFIG_SYS_CLK_FREQ RMOBILE_XTAL_CLK 41 #define CONFIG_SH_TMU_CLK_FREQ (CONFIG_SYS_CLK_FREQ / 2) 42 43 #define CONFIG_SYS_TMU_CLK_DIV 4 44 45 #define CONFIG_EXTRA_ENV_SETTINGS \ 46 "fdt_high=0xffffffff\0" \ 47 "initrd_high=0xffffffff\0" 48 49 /* SPL support */ 50 #define CONFIG_SPL_TEXT_BASE 0xe6300000 51 #define CONFIG_SPL_STACK 0xe6340000 52 #define CONFIG_SPL_MAX_SIZE 0x4000 53 #define CONFIG_SYS_SPI_U_BOOT_OFFS 0x140000 54 #ifdef CONFIG_SPL_BUILD 55 #define CONFIG_CONS_SCIF2 56 #define CONFIG_SH_SCIF_CLK_FREQ 65000000 57 #endif 58 59 #endif /* __SILK_H */ 60