upstream u-boot with additional patches for our devices/boards:
https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ;
Gbit ethernet patch for some LIME2 revisions ;
with SPI flash support
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147 lines
3.0 KiB
147 lines
3.0 KiB
/*
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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 <netdev.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:\tXilinx Zynq\n");
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return 0;
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}
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#endif
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int board_eth_init(bd_t *bis)
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{
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u32 ret = 0;
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#ifdef CONFIG_XILINX_EMACLITE
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u32 txpp = 0;
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u32 rxpp = 0;
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# ifdef CONFIG_XILINX_EMACLITE_TX_PING_PONG
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txpp = 1;
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# endif
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# ifdef CONFIG_XILINX_EMACLITE_RX_PING_PONG
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rxpp = 1;
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# endif
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ret |= xilinx_emaclite_initialize(bis, XILINX_EMACLITE_BASEADDR,
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txpp, rxpp);
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#endif
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return ret;
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}
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int dram_init(void)
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{
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#if CONFIG_IS_ENABLED(OF_CONTROL)
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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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#else
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gd->ram_size = CONFIG_SYS_SDRAM_SIZE;
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#endif
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zynq_ddrc_init();
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return 0;
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}
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