diff options
Diffstat (limited to 'roms/u-boot/board/freescale/m5208evbe')
-rw-r--r-- | roms/u-boot/board/freescale/m5208evbe/Kconfig | 15 | ||||
-rw-r--r-- | roms/u-boot/board/freescale/m5208evbe/MAINTAINERS | 6 | ||||
-rw-r--r-- | roms/u-boot/board/freescale/m5208evbe/Makefile | 6 | ||||
-rw-r--r-- | roms/u-boot/board/freescale/m5208evbe/m5208evbe.c | 84 |
4 files changed, 111 insertions, 0 deletions
diff --git a/roms/u-boot/board/freescale/m5208evbe/Kconfig b/roms/u-boot/board/freescale/m5208evbe/Kconfig new file mode 100644 index 000000000..9b416afbd --- /dev/null +++ b/roms/u-boot/board/freescale/m5208evbe/Kconfig @@ -0,0 +1,15 @@ +if TARGET_M5208EVBE + +config SYS_CPU + default "mcf52x2" + +config SYS_BOARD + default "m5208evbe" + +config SYS_VENDOR + default "freescale" + +config SYS_CONFIG_NAME + default "M5208EVBE" + +endif diff --git a/roms/u-boot/board/freescale/m5208evbe/MAINTAINERS b/roms/u-boot/board/freescale/m5208evbe/MAINTAINERS new file mode 100644 index 000000000..c9c3c882e --- /dev/null +++ b/roms/u-boot/board/freescale/m5208evbe/MAINTAINERS @@ -0,0 +1,6 @@ +M5208EVBE BOARD +#M: - +S: Maintained +F: board/freescale/m5208evbe/ +F: include/configs/M5208EVBE.h +F: configs/M5208EVBE_defconfig diff --git a/roms/u-boot/board/freescale/m5208evbe/Makefile b/roms/u-boot/board/freescale/m5208evbe/Makefile new file mode 100644 index 000000000..b7a7c3e64 --- /dev/null +++ b/roms/u-boot/board/freescale/m5208evbe/Makefile @@ -0,0 +1,6 @@ +# SPDX-License-Identifier: GPL-2.0+ +# +# (C) Copyright 2000-2003 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. + +obj-y = m5208evbe.o diff --git a/roms/u-boot/board/freescale/m5208evbe/m5208evbe.c b/roms/u-boot/board/freescale/m5208evbe/m5208evbe.c new file mode 100644 index 000000000..7bfb4557d --- /dev/null +++ b/roms/u-boot/board/freescale/m5208evbe/m5208evbe.c @@ -0,0 +1,84 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * (C) Copyright 2000-2003 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * Copyright (C) 2004-2008, 2012 Freescale Semiconductor, Inc. + * TsiChung Liew (Tsi-Chung.Liew@freescale.com) + */ + +#include <config.h> +#include <common.h> +#include <init.h> +#include <asm/global_data.h> +#include <asm/immap.h> +#include <asm/io.h> +#include <linux/delay.h> + +DECLARE_GLOBAL_DATA_PTR; + +int checkboard(void) +{ + puts("Board: "); + puts("Freescale M5208EVBe\n"); + return 0; +}; + +int dram_init(void) +{ + sdram_t *sdram = (sdram_t *)(MMAP_SDRAM); + u32 dramsize, i; + + dramsize = CONFIG_SYS_SDRAM_SIZE * 0x100000; + + for (i = 0x13; i < 0x20; i++) { + if (dramsize == (1 << i)) + break; + } + i--; + + out_be32(&sdram->cs0, CONFIG_SYS_SDRAM_BASE | i); +#ifdef CONFIG_SYS_SDRAM_BASE1 + out_be32(&sdram->cs1, CONFIG_SYS_SDRAM_BASE | i); +#endif + out_be32(&sdram->cfg1, CONFIG_SYS_SDRAM_CFG1); + out_be32(&sdram->cfg2, CONFIG_SYS_SDRAM_CFG2); + + udelay(500); + + /* Issue PALL */ + out_be32(&sdram->ctrl, CONFIG_SYS_SDRAM_CTRL | 2); + asm("nop"); + + /* Perform two refresh cycles */ + out_be32(&sdram->ctrl, CONFIG_SYS_SDRAM_CTRL | 4); + out_be32(&sdram->ctrl, CONFIG_SYS_SDRAM_CTRL | 4); + asm("nop"); + + /* Issue LEMR */ + out_be32(&sdram->mode, CONFIG_SYS_SDRAM_MODE); + asm("nop"); + out_be32(&sdram->mode, CONFIG_SYS_SDRAM_EMOD); + asm("nop"); + + out_be32(&sdram->ctrl, CONFIG_SYS_SDRAM_CTRL | 2); + asm("nop"); + + out_be32(&sdram->ctrl, + (CONFIG_SYS_SDRAM_CTRL & ~0x80000000) | 0x10000F00); + asm("nop"); + + udelay(100); + + gd->ram_size = dramsize; + + return 0; +}; + +int testdram(void) +{ + /* TODO: XXX XXX XXX */ + printf("DRAM test not implemented!\n"); + + return (0); +} |