diff options
Diffstat (limited to 'board/icpdas')
| -rw-r--r-- | board/icpdas/lp8x4x/Makefile | 28 | ||||
| -rw-r--r-- | board/icpdas/lp8x4x/lp8x4x.c | 134 |
2 files changed, 162 insertions, 0 deletions
diff --git a/board/icpdas/lp8x4x/Makefile b/board/icpdas/lp8x4x/Makefile new file mode 100644 index 0000000..270bcac --- /dev/null +++ b/board/icpdas/lp8x4x/Makefile @@ -0,0 +1,28 @@ +# +# ICPDAS LP-8x4x Support +# +# Copyright (C) 2013 Sergey Yanovich <ynvich@gmail.com> +# +# SPDX-License-Identifier: GPL-2.0+ +# + +include $(TOPDIR)/config.mk + +LIB = $(obj)lib$(BOARD).o + +COBJS := lp8x4x.o + +SRCS := $(COBJS:.o=.c) +OBJS := $(addprefix $(obj),$(COBJS)) + +$(LIB): $(obj).depend $(OBJS) + $(call cmd_link_o_target, $(OBJS)) + +######################################################################### + +# defines $(obj).depend target +include $(SRCTREE)/rules.mk + +sinclude $(obj).depend + +######################################################################### diff --git a/board/icpdas/lp8x4x/lp8x4x.c b/board/icpdas/lp8x4x/lp8x4x.c new file mode 100644 index 0000000..1b68ef3 --- /dev/null +++ b/board/icpdas/lp8x4x/lp8x4x.c @@ -0,0 +1,134 @@ +/* + * ICP DAS LP-8x4x Support + * + * Copyright (C) 2010 Marek Vasut <marek.vasut@gmail.com> + * adapted from Voipac PXA270 Support by + * Copyright (C) 2013 Sergey Yanovich <ynvich@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> + +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 */ + + /* adress of boot parameters */ + gd->bd->bi_boot_params = 0xa0000100; + + return 0; +} + +int dram_init(void) +{ + pxa2xx_dram_init(); + gd->ram_size = get_ram_size((long *)PHYS_SDRAM_1, 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_CMD_MMC +int board_mmc_init(bd_t *bis) +{ + pxa_mmc_register(0); + return 0; +} +#endif + +#ifdef CONFIG_CMD_USB +int usb_board_init(void) +{ + 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) + continue; /* required by checkpath.pl */ + + 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; +} + +void usb_board_init_fail(void) +{ + return; +} + +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 +void lp8x4x_eth1_mac_init(void) +{ + u8 eth1addr[8]; + int i; + u8 reg; + + eth_getenv_enetaddr_by_index("eth", 1, eth1addr); + if (!is_valid_ether_addr(eth1addr)) + return; + + for (i = 0, reg = 0x10; i < 6; i++, reg++) { + writeb(reg, (u8 *)(DM9000_IO_2)); + writeb(eth1addr[i], (u8 *)(DM9000_DATA_2)); + } +} + +int board_eth_init(bd_t *bis) +{ + lp8x4x_eth1_mac_init(); + return dm9000_initialize(bis); +} +#endif |