mirror of
https://github.com/brain-hackers/u-boot-brain
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a509a1d402
Provide board specific option how to read MAC address from ROM. Do it in generic way to be reusable by differnet boards. If this is not enough board specific functions can be created. Signed-off-by: Joe Hershberger <joe.hershberger@gmail.com> # driver part Signed-off-by: Michal Simek <monstr@monstr.eu> Signed-off-by: Michal Simek <michal.simek@xilinx.com>
137 lines
2.9 KiB
C
137 lines
2.9 KiB
C
/*
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* (C) Copyright 2012 Michal Simek <monstr@monstr.eu>
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#include <common.h>
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#include <fdtdec.h>
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#include <fpga.h>
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#include <mmc.h>
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#include <zynqpl.h>
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#include <asm/arch/hardware.h>
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#include <asm/arch/sys_proto.h>
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DECLARE_GLOBAL_DATA_PTR;
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#if (defined(CONFIG_FPGA) && !defined(CONFIG_SPL_BUILD)) || \
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(defined(CONFIG_SPL_FPGA_SUPPORT) && defined(CONFIG_SPL_BUILD))
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static xilinx_desc fpga;
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/* It can be done differently */
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static xilinx_desc fpga010 = XILINX_XC7Z010_DESC(0x10);
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static xilinx_desc fpga015 = XILINX_XC7Z015_DESC(0x15);
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static xilinx_desc fpga020 = XILINX_XC7Z020_DESC(0x20);
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static xilinx_desc fpga030 = XILINX_XC7Z030_DESC(0x30);
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static xilinx_desc fpga035 = XILINX_XC7Z035_DESC(0x35);
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static xilinx_desc fpga045 = XILINX_XC7Z045_DESC(0x45);
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static xilinx_desc fpga100 = XILINX_XC7Z100_DESC(0x100);
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#endif
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int board_init(void)
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{
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#if (defined(CONFIG_FPGA) && !defined(CONFIG_SPL_BUILD)) || \
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(defined(CONFIG_SPL_FPGA_SUPPORT) && defined(CONFIG_SPL_BUILD))
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u32 idcode;
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idcode = zynq_slcr_get_idcode();
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switch (idcode) {
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case XILINX_ZYNQ_7010:
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fpga = fpga010;
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break;
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case XILINX_ZYNQ_7015:
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fpga = fpga015;
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break;
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case XILINX_ZYNQ_7020:
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fpga = fpga020;
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break;
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case XILINX_ZYNQ_7030:
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fpga = fpga030;
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break;
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case XILINX_ZYNQ_7035:
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fpga = fpga035;
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break;
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case XILINX_ZYNQ_7045:
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fpga = fpga045;
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break;
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case XILINX_ZYNQ_7100:
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fpga = fpga100;
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break;
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}
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#endif
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#if (defined(CONFIG_FPGA) && !defined(CONFIG_SPL_BUILD)) || \
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(defined(CONFIG_SPL_FPGA_SUPPORT) && defined(CONFIG_SPL_BUILD))
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fpga_init();
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fpga_add(fpga_xilinx, &fpga);
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#endif
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return 0;
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}
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int board_late_init(void)
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{
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switch ((zynq_slcr_get_boot_mode()) & ZYNQ_BM_MASK) {
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case ZYNQ_BM_NOR:
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setenv("modeboot", "norboot");
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break;
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case ZYNQ_BM_SD:
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setenv("modeboot", "sdboot");
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break;
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case ZYNQ_BM_JTAG:
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setenv("modeboot", "jtagboot");
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break;
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default:
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setenv("modeboot", "");
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break;
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}
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return 0;
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}
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#ifdef CONFIG_DISPLAY_BOARDINFO
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int checkboard(void)
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{
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puts("Board: Xilinx Zynq\n");
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return 0;
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}
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#endif
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int zynq_board_read_rom_ethaddr(unsigned char *ethaddr)
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{
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#if defined(CONFIG_ZYNQ_GEM_EEPROM_ADDR) && \
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defined(CONFIG_ZYNQ_GEM_I2C_MAC_OFFSET)
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if (eeprom_read(CONFIG_ZYNQ_GEM_EEPROM_ADDR,
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CONFIG_ZYNQ_GEM_I2C_MAC_OFFSET,
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ethaddr, 6))
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printf("I2C EEPROM MAC address read failed\n");
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#endif
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return 0;
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}
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int dram_init(void)
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{
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int node;
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fdt_addr_t addr;
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fdt_size_t size;
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const void *blob = gd->fdt_blob;
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node = fdt_node_offset_by_prop_value(blob, -1, "device_type",
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"memory", 7);
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if (node == -FDT_ERR_NOTFOUND) {
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debug("ZYNQ DRAM: Can't get memory node\n");
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return -1;
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}
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addr = fdtdec_get_addr_size(blob, node, "reg", &size);
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if (addr == FDT_ADDR_T_NONE || size == 0) {
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debug("ZYNQ DRAM: Can't get base address or size\n");
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return -1;
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}
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gd->ram_size = size;
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zynq_ddrc_init();
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return 0;
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}
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