diff options
Diffstat (limited to 'roms/u-boot/board/freescale/m548xevb')
| -rw-r--r-- | roms/u-boot/board/freescale/m548xevb/Kconfig | 15 | ||||
| -rw-r--r-- | roms/u-boot/board/freescale/m548xevb/MAINTAINERS | 13 | ||||
| -rw-r--r-- | roms/u-boot/board/freescale/m548xevb/Makefile | 6 | ||||
| -rw-r--r-- | roms/u-boot/board/freescale/m548xevb/m548xevb.c | 108 |
4 files changed, 142 insertions, 0 deletions
diff --git a/roms/u-boot/board/freescale/m548xevb/Kconfig b/roms/u-boot/board/freescale/m548xevb/Kconfig new file mode 100644 index 000000000..da924e3ce --- /dev/null +++ b/roms/u-boot/board/freescale/m548xevb/Kconfig @@ -0,0 +1,15 @@ +if TARGET_M5485EVB + +config SYS_CPU + default "mcf547x_8x" + +config SYS_BOARD + default "m548xevb" + +config SYS_VENDOR + default "freescale" + +config SYS_CONFIG_NAME + default "M5485EVB" + +endif diff --git a/roms/u-boot/board/freescale/m548xevb/MAINTAINERS b/roms/u-boot/board/freescale/m548xevb/MAINTAINERS new file mode 100644 index 000000000..4e642e69d --- /dev/null +++ b/roms/u-boot/board/freescale/m548xevb/MAINTAINERS @@ -0,0 +1,13 @@ +M548XEVB BOARD +M: TsiChung Liew <Tsi-Chung.Liew@nxp.com> +S: Maintained +F: board/freescale/m548xevb/ +F: include/configs/M5485EVB.h +F: configs/M5485AFE_defconfig +F: configs/M5485BFE_defconfig +F: configs/M5485CFE_defconfig +F: configs/M5485DFE_defconfig +F: configs/M5485EFE_defconfig +F: configs/M5485FFE_defconfig +F: configs/M5485GFE_defconfig +F: configs/M5485HFE_defconfig diff --git a/roms/u-boot/board/freescale/m548xevb/Makefile b/roms/u-boot/board/freescale/m548xevb/Makefile new file mode 100644 index 000000000..05bfaa337 --- /dev/null +++ b/roms/u-boot/board/freescale/m548xevb/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 = m548xevb.o diff --git a/roms/u-boot/board/freescale/m548xevb/m548xevb.c b/roms/u-boot/board/freescale/m548xevb/m548xevb.c new file mode 100644 index 000000000..b62355a7a --- /dev/null +++ b/roms/u-boot/board/freescale/m548xevb/m548xevb.c @@ -0,0 +1,108 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * (C) Copyright 2000-2003 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * Copyright (C) 2004-2007, 2012 Freescale Semiconductor, Inc. + * TsiChung Liew (Tsi-Chung.Liew@freescale.com) + */ + +#include <config.h> +#include <common.h> +#include <init.h> +#include <pci.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 FireEngine 5485 EVB\n"); + return 0; +}; + +int dram_init(void) +{ + siu_t *siu = (siu_t *) (MMAP_SIU); + sdram_t *sdram = (sdram_t *)(MMAP_SDRAM); + u32 dramsize, i; +#ifdef CONFIG_SYS_DRAMSZ1 + u32 temp; +#endif + + out_be32(&siu->drv, CONFIG_SYS_SDRAM_DRVSTRENGTH); + + dramsize = CONFIG_SYS_DRAMSZ * 0x100000; + for (i = 0x13; i < 0x20; i++) { + if (dramsize == (1 << i)) + break; + } + i--; + out_be32(&siu->cs0cfg, CONFIG_SYS_SDRAM_BASE | i); + +#ifdef CONFIG_SYS_DRAMSZ1 + temp = CONFIG_SYS_DRAMSZ1 * 0x100000; + for (i = 0x13; i < 0x20; i++) { + if (temp == (1 << i)) + break; + } + i--; + dramsize += temp; + out_be32(&siu->cs1cfg, (CONFIG_SYS_SDRAM_BASE + temp) | i); +#endif + + out_be32(&sdram->cfg1, CONFIG_SYS_SDRAM_CFG1); + out_be32(&sdram->cfg2, CONFIG_SYS_SDRAM_CFG2); + + /* Issue PALL */ + out_be32(&sdram->ctrl, CONFIG_SYS_SDRAM_CTRL | 2); + + /* Issue LEMR */ + out_be32(&sdram->mode, CONFIG_SYS_SDRAM_EMOD); + out_be32(&sdram->mode, CONFIG_SYS_SDRAM_MODE | 0x04000000); + + udelay(500); + + /* Issue PALL */ + out_be32(&sdram->ctrl, CONFIG_SYS_SDRAM_CTRL | 2); + + /* Perform two refresh cycles */ + out_be32(&sdram->ctrl, CONFIG_SYS_SDRAM_CTRL | 4); + out_be32(&sdram->ctrl, CONFIG_SYS_SDRAM_CTRL | 4); + + out_be32(&sdram->mode, CONFIG_SYS_SDRAM_MODE); + + out_be32(&sdram->ctrl, + (CONFIG_SYS_SDRAM_CTRL & ~0x80000000) | 0x10000F00); + + udelay(100); + + gd->ram_size = dramsize; + + return 0; +}; + +int testdram(void) +{ + /* TODO: XXX XXX XXX */ + printf("DRAM test not implemented!\n"); + + return (0); +} + +#if defined(CONFIG_PCI) +/* + * Initialize PCI devices, report devices found. + */ +static struct pci_controller hose; +extern void pci_mcf547x_8x_init(struct pci_controller *hose); + +void pci_init_board(void) +{ + pci_mcf547x_8x_init(&hose); +} +#endif /* CONFIG_PCI */ |