From 953c421912c06b292b2fb36011d76c6349f44b2a Mon Sep 17 00:00:00 2001 From: Stefan Roese Date: Mon, 19 Jan 2015 11:33:46 +0100 Subject: [PATCH] arm: db-mv784mp-gp: Enable SPL to include DDR training code into U-Boot This patch adds SPL support to the db-mv784mp-gp eval board. Signed-off-by: Stefan Roese Reviewed-by: Luka Perkov --- arch/arm/Kconfig | 1 + board/Marvell/db-mv784mp-gp/kwbimage.cfg | 2 +- configs/db-mv784mp-gp_defconfig | 5 ++- include/configs/db-mv784mp-gp.h | 49 ++++++++++++++++++++++++ 4 files changed, 54 insertions(+), 3 deletions(-) diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 005b72a778..6ac4eb40e5 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -293,6 +293,7 @@ config KIRKWOOD config TARGET_DB_MV784MP_GP bool "Support db-mv784mp-gp" select CPU_V7 + select SUPPORT_SPL config TARGET_MAXBCM bool "Support maxbcm" diff --git a/board/Marvell/db-mv784mp-gp/kwbimage.cfg b/board/Marvell/db-mv784mp-gp/kwbimage.cfg index d7ef4071dd..cc05792556 100644 --- a/board/Marvell/db-mv784mp-gp/kwbimage.cfg +++ b/board/Marvell/db-mv784mp-gp/kwbimage.cfg @@ -9,4 +9,4 @@ VERSION 1 BOOT_FROM spi # Binary Header (bin_hdr) with DDR3 training code -BINARY board/Marvell/db-mv784mp-gp/binary.0 0000005b 00000068 +BINARY spl/u-boot-spl.bin 0000005b 00000068 diff --git a/configs/db-mv784mp-gp_defconfig b/configs/db-mv784mp-gp_defconfig index 7aa216c47d..a7f13e2132 100644 --- a/configs/db-mv784mp-gp_defconfig +++ b/configs/db-mv784mp-gp_defconfig @@ -1,2 +1,3 @@ -CONFIG_ARM=y -CONFIG_TARGET_DB_MV784MP_GP=y +CONFIG_SPL=y ++S:CONFIG_ARM=y ++S:CONFIG_TARGET_DB_MV784MP_GP=y diff --git a/include/configs/db-mv784mp-gp.h b/include/configs/db-mv784mp-gp.h index cb03e33b6e..1683a1582f 100644 --- a/include/configs/db-mv784mp-gp.h +++ b/include/configs/db-mv784mp-gp.h @@ -11,6 +11,8 @@ * High Level Configuration Options (easy to change) */ #define CONFIG_ARMADA_XP /* SOC Family Name */ +#define CONFIG_DB_784MP_GP /* Board target name for DDR training */ + #define CONFIG_SKIP_LOWLEVEL_INIT /* disable board lowlevel_init */ #define CONFIG_SYS_GENERIC_BOARD #define CONFIG_DISPLAY_BOARDINFO_LATE @@ -65,4 +67,51 @@ */ #include "mv-common.h" +/* + * Memory layout while starting into the bin_hdr via the + * BootROM: + * + * 0x4000.4000 - 0x4003.4000 headers space (192KiB) + * 0x4000.4030 bin_hdr start address + * 0x4003.4000 - 0x4004.7c00 BootROM memory allocations (15KiB) + * 0x4007.fffc BootROM stack top + * + * The address space between 0x4007.fffc and 0x400f.fff is not locked in + * L2 cache thus cannot be used. + */ + +/* SPL */ +/* Defines for SPL */ +#define CONFIG_SPL_FRAMEWORK +#define CONFIG_SPL_TEXT_BASE 0x40004030 +#define CONFIG_SPL_MAX_SIZE ((128 << 10) - 0x4030) + +#define CONFIG_SPL_BSS_START_ADDR (0x40000000 + (128 << 10)) +#define CONFIG_SPL_BSS_MAX_SIZE (16 << 10) + +#define CONFIG_SYS_SPL_MALLOC_START (CONFIG_SPL_BSS_START_ADDR + \ + CONFIG_SPL_BSS_MAX_SIZE) +#define CONFIG_SYS_SPL_MALLOC_SIZE (16 << 10) + +#define CONFIG_SPL_STACK (0x40000000 + ((192 - 16) << 10)) +#define CONFIG_SPL_BOOTROM_SAVE (CONFIG_SPL_STACK + 4) + +#define CONFIG_SPL_LIBCOMMON_SUPPORT +#define CONFIG_SPL_LIBGENERIC_SUPPORT +#define CONFIG_SPL_SERIAL_SUPPORT +#define CONFIG_SPL_I2C_SUPPORT +#define CONFIG_SPL_LDSCRIPT "arch/arm/mvebu-common/u-boot-spl.lds" + +/* SPL related SPI defines */ +#define CONFIG_SPL_SPI_SUPPORT +#define CONFIG_SPL_SPI_FLASH_SUPPORT +#define CONFIG_SPL_SPI_LOAD +#define CONFIG_SPL_SPI_BUS 0 +#define CONFIG_SPL_SPI_CS 0 +#define CONFIG_SYS_SPI_U_BOOT_OFFS 0x20000 + +/* Enable DDR support in SPL (DDR3 training from Marvell bin_hdr) */ +#define CONFIG_SYS_MVEBU_DDR +#define CONFIG_SPD_EEPROM 0x4e + #endif /* _CONFIG_DB_MV7846MP_GP_H */ -- 2.39.2