u-boot/board/xilinx/zynq/board.c

/*
 * (C) Copyright 2012 Michal Simek <monstr@monstr.eu>
 *
 * SPDX-License-Identifier:	GPL-2.0+
 */

#include <common.h>
#include <netdev.h>
#include <zynqpl.h>
#include <asm/arch/hardware.h>
#include <asm/arch/sys_proto.h>

DECLARE_GLOBAL_DATA_PTR;

/* Bootmode setting values */
#define ZYNQ_BM_MASK		0x0F
#define ZYNQ_BM_NOR		0x02
#define ZYNQ_BM_SD		0x05
#define ZYNQ_BM_JTAG		0x0

#ifdef CONFIG_FPGA
Xilinx_desc fpga;

/* It can be done differently */
Xilinx_desc fpga010 = XILINX_XC7Z010_DESC(0x10);
Xilinx_desc fpga020 = XILINX_XC7Z020_DESC(0x20);
Xilinx_desc fpga030 = XILINX_XC7Z030_DESC(0x30);
Xilinx_desc fpga045 = XILINX_XC7Z045_DESC(0x45);
Xilinx_desc fpga100 = XILINX_XC7Z100_DESC(0x100);
#endif

int board_init(void)
{
#ifdef CONFIG_FPGA
	u32 idcode;

	idcode = zynq_slcr_get_idcode();

	switch (idcode) {
	case XILINX_ZYNQ_7010:
		fpga = fpga010;
		break;
	case XILINX_ZYNQ_7020:
		fpga = fpga020;
		break;
	case XILINX_ZYNQ_7030:
		fpga = fpga030;
		break;
	case XILINX_ZYNQ_7045:
		fpga = fpga045;
		break;
	case XILINX_ZYNQ_7100:
		fpga = fpga100;
		break;
	}
#endif

	icache_enable();

#ifdef CONFIG_FPGA
	fpga_init();
	fpga_add(fpga_xilinx, &fpga);
#endif

	return 0;
}

int board_late_init(void)
{
	switch ((zynq_slcr_get_boot_mode()) & ZYNQ_BM_MASK) {
	case ZYNQ_BM_NOR:
		setenv("modeboot", "norboot");
		break;
	case ZYNQ_BM_SD:
		setenv("modeboot", "sdboot");
		break;
	case ZYNQ_BM_JTAG:
		setenv("modeboot", "jtagboot");
		break;
	default:
		setenv("modeboot", "");
		break;
	}

	return 0;
}

#ifdef CONFIG_CMD_NET
int board_eth_init(bd_t *bis)
{
	u32 ret = 0;

#ifdef CONFIG_XILINX_AXIEMAC
	ret |= xilinx_axiemac_initialize(bis, XILINX_AXIEMAC_BASEADDR,
						XILINX_AXIDMA_BASEADDR);
#endif
#ifdef CONFIG_XILINX_EMACLITE
	u32 txpp = 0;
	u32 rxpp = 0;
# ifdef CONFIG_XILINX_EMACLITE_TX_PING_PONG
	txpp = 1;
# endif
# ifdef CONFIG_XILINX_EMACLITE_RX_PING_PONG
	rxpp = 1;
# endif
	ret |= xilinx_emaclite_initialize(bis, XILINX_EMACLITE_BASEADDR,
			txpp, rxpp);
#endif

#if defined(CONFIG_ZYNQ_GEM)
# if defined(CONFIG_ZYNQ_GEM0)
	ret |= zynq_gem_initialize(bis, ZYNQ_GEM_BASEADDR0,
						CONFIG_ZYNQ_GEM_PHY_ADDR0, 0);
# endif
# if defined(CONFIG_ZYNQ_GEM1)
	ret |= zynq_gem_initialize(bis, ZYNQ_GEM_BASEADDR1,
						CONFIG_ZYNQ_GEM_PHY_ADDR1, 0);
# endif
#endif
	return ret;
}
#endif

#ifdef CONFIG_CMD_MMC
int board_mmc_init(bd_t *bd)
{
	int ret = 0;

#if defined(CONFIG_ZYNQ_SDHCI)
# if defined(CONFIG_ZYNQ_SDHCI0)
	ret = zynq_sdhci_init(ZYNQ_SDHCI_BASEADDR0);
# endif
# if defined(CONFIG_ZYNQ_SDHCI1)
	ret |= zynq_sdhci_init(ZYNQ_SDHCI_BASEADDR1);
# endif
#endif
	return ret;
}
#endif

int dram_init(void)
{
	gd->ram_size = CONFIG_SYS_SDRAM_SIZE;

	zynq_ddrc_init();

	return 0;
}