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/*
* 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
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