diff options
Diffstat (limited to 'qemu/roms/u-boot/board/vpac270/vpac270.c')
-rw-r--r-- | qemu/roms/u-boot/board/vpac270/vpac270.c | 126 |
1 files changed, 126 insertions, 0 deletions
diff --git a/qemu/roms/u-boot/board/vpac270/vpac270.c b/qemu/roms/u-boot/board/vpac270/vpac270.c new file mode 100644 index 000000000..8d777df84 --- /dev/null +++ b/qemu/roms/u-boot/board/vpac270/vpac270.c @@ -0,0 +1,126 @@ +/* + * Voipac PXA270 Support + * + * Copyright (C) 2010 Marek Vasut <marek.vasut@gmail.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <asm/arch/hardware.h> +#include <asm/arch/regs-mmc.h> +#include <asm/arch/pxa.h> +#include <netdev.h> +#include <serial.h> +#include <asm/io.h> +#include <usb.h> + +DECLARE_GLOBAL_DATA_PTR; + +/* + * Miscelaneous platform dependent initialisations + */ +int board_init(void) +{ + /* We have RAM, disable cache */ + dcache_disable(); + icache_disable(); + + /* memory and cpu-speed are setup before relocation */ + /* so we do _nothing_ here */ + + /* Arch number of vpac270 */ + gd->bd->bi_arch_number = MACH_TYPE_VPAC270; + + /* adress of boot parameters */ + gd->bd->bi_boot_params = 0xa0000100; + + return 0; +} + +int dram_init(void) +{ +#ifndef CONFIG_ONENAND + pxa2xx_dram_init(); +#endif + gd->ram_size = PHYS_SDRAM_1_SIZE; + return 0; +} + +void dram_init_banksize(void) +{ + gd->bd->bi_dram[0].start = PHYS_SDRAM_1; + gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE; + +#ifdef CONFIG_RAM_256M + gd->bd->bi_dram[1].start = PHYS_SDRAM_2; + gd->bd->bi_dram[1].size = PHYS_SDRAM_2_SIZE; +#endif +} + +#ifdef CONFIG_CMD_MMC +int board_mmc_init(bd_t *bis) +{ + pxa_mmc_register(0); + return 0; +} +#endif + +#ifdef CONFIG_CMD_USB +int board_usb_init(int index, enum usb_init_type init) +{ + writel((UHCHR | UHCHR_PCPL | UHCHR_PSPL) & + ~(UHCHR_SSEP0 | UHCHR_SSEP1 | UHCHR_SSEP2 | UHCHR_SSE), + UHCHR); + + writel(readl(UHCHR) | UHCHR_FSBIR, UHCHR); + + while (readl(UHCHR) & UHCHR_FSBIR) + ; + + writel(readl(UHCHR) & ~UHCHR_SSE, UHCHR); + writel((UHCHIE_UPRIE | UHCHIE_RWIE), UHCHIE); + + /* Clear any OTG Pin Hold */ + if (readl(PSSR) & PSSR_OTGPH) + writel(readl(PSSR) | PSSR_OTGPH, PSSR); + + writel(readl(UHCRHDA) & ~(0x200), UHCRHDA); + writel(readl(UHCRHDA) | 0x100, UHCRHDA); + + /* Set port power control mask bits, only 3 ports. */ + writel(readl(UHCRHDB) | (0x7<<17), UHCRHDB); + + /* enable port 2 */ + writel(readl(UP2OCR) | UP2OCR_HXOE | UP2OCR_HXS | + UP2OCR_DMPDE | UP2OCR_DPPDE, UP2OCR); + + return 0; +} + +int board_usb_cleanup(int index, enum usb_init_type init) +{ + return 0; +} + +void usb_board_stop(void) +{ + writel(readl(UHCHR) | UHCHR_FHR, UHCHR); + udelay(11); + writel(readl(UHCHR) & ~UHCHR_FHR, UHCHR); + + writel(readl(UHCCOMS) | 1, UHCCOMS); + udelay(10); + + writel(readl(CKEN) & ~CKEN10_USBHOST, CKEN); + + return; +} +#endif + +#ifdef CONFIG_DRIVER_DM9000 +int board_eth_init(bd_t *bis) +{ + return dm9000_initialize(bis); +} +#endif |