xref: /openbmc/u-boot/board/xilinx/zynq/board.c (revision 70ad375e)
1 /*
2  * (C) Copyright 2012 Michal Simek <monstr@monstr.eu>
3  *
4  * SPDX-License-Identifier:	GPL-2.0+
5  */
6 
7 #include <common.h>
8 #include <fdtdec.h>
9 #include <netdev.h>
10 #include <zynqpl.h>
11 #include <asm/arch/hardware.h>
12 #include <asm/arch/sys_proto.h>
13 
14 DECLARE_GLOBAL_DATA_PTR;
15 
16 #ifdef CONFIG_FPGA
17 Xilinx_desc fpga;
18 
19 /* It can be done differently */
20 Xilinx_desc fpga010 = XILINX_XC7Z010_DESC(0x10);
21 Xilinx_desc fpga015 = XILINX_XC7Z015_DESC(0x15);
22 Xilinx_desc fpga020 = XILINX_XC7Z020_DESC(0x20);
23 Xilinx_desc fpga030 = XILINX_XC7Z030_DESC(0x30);
24 Xilinx_desc fpga045 = XILINX_XC7Z045_DESC(0x45);
25 Xilinx_desc fpga100 = XILINX_XC7Z100_DESC(0x100);
26 #endif
27 
28 int board_init(void)
29 {
30 #ifdef CONFIG_FPGA
31 	u32 idcode;
32 
33 	idcode = zynq_slcr_get_idcode();
34 
35 	switch (idcode) {
36 	case XILINX_ZYNQ_7010:
37 		fpga = fpga010;
38 		break;
39 	case XILINX_ZYNQ_7015:
40 		fpga = fpga015;
41 		break;
42 	case XILINX_ZYNQ_7020:
43 		fpga = fpga020;
44 		break;
45 	case XILINX_ZYNQ_7030:
46 		fpga = fpga030;
47 		break;
48 	case XILINX_ZYNQ_7045:
49 		fpga = fpga045;
50 		break;
51 	case XILINX_ZYNQ_7100:
52 		fpga = fpga100;
53 		break;
54 	}
55 #endif
56 
57 #ifdef CONFIG_FPGA
58 	fpga_init();
59 	fpga_add(fpga_xilinx, &fpga);
60 #endif
61 
62 	return 0;
63 }
64 
65 int board_late_init(void)
66 {
67 	switch ((zynq_slcr_get_boot_mode()) & ZYNQ_BM_MASK) {
68 	case ZYNQ_BM_NOR:
69 		setenv("modeboot", "norboot");
70 		break;
71 	case ZYNQ_BM_SD:
72 		setenv("modeboot", "sdboot");
73 		break;
74 	case ZYNQ_BM_JTAG:
75 		setenv("modeboot", "jtagboot");
76 		break;
77 	default:
78 		setenv("modeboot", "");
79 		break;
80 	}
81 
82 	return 0;
83 }
84 
85 int board_eth_init(bd_t *bis)
86 {
87 	u32 ret = 0;
88 
89 #ifdef CONFIG_XILINX_AXIEMAC
90 	ret |= xilinx_axiemac_initialize(bis, XILINX_AXIEMAC_BASEADDR,
91 						XILINX_AXIDMA_BASEADDR);
92 #endif
93 #ifdef CONFIG_XILINX_EMACLITE
94 	u32 txpp = 0;
95 	u32 rxpp = 0;
96 # ifdef CONFIG_XILINX_EMACLITE_TX_PING_PONG
97 	txpp = 1;
98 # endif
99 # ifdef CONFIG_XILINX_EMACLITE_RX_PING_PONG
100 	rxpp = 1;
101 # endif
102 	ret |= xilinx_emaclite_initialize(bis, XILINX_EMACLITE_BASEADDR,
103 			txpp, rxpp);
104 #endif
105 
106 #if defined(CONFIG_ZYNQ_GEM)
107 # if defined(CONFIG_ZYNQ_GEM0)
108 	ret |= zynq_gem_initialize(bis, ZYNQ_GEM_BASEADDR0,
109 						CONFIG_ZYNQ_GEM_PHY_ADDR0, 0);
110 # endif
111 # if defined(CONFIG_ZYNQ_GEM1)
112 	ret |= zynq_gem_initialize(bis, ZYNQ_GEM_BASEADDR1,
113 						CONFIG_ZYNQ_GEM_PHY_ADDR1, 0);
114 # endif
115 #endif
116 	return ret;
117 }
118 
119 #ifdef CONFIG_CMD_MMC
120 int board_mmc_init(bd_t *bd)
121 {
122 	int ret = 0;
123 
124 #if defined(CONFIG_ZYNQ_SDHCI)
125 # if defined(CONFIG_ZYNQ_SDHCI0)
126 	ret = zynq_sdhci_init(ZYNQ_SDHCI_BASEADDR0);
127 # endif
128 # if defined(CONFIG_ZYNQ_SDHCI1)
129 	ret |= zynq_sdhci_init(ZYNQ_SDHCI_BASEADDR1);
130 # endif
131 #endif
132 	return ret;
133 }
134 #endif
135 
136 int dram_init(void)
137 {
138 #ifdef CONFIG_OF_CONTROL
139 	int node;
140 	fdt_addr_t addr;
141 	fdt_size_t size;
142 	const void *blob = gd->fdt_blob;
143 
144 	node = fdt_node_offset_by_prop_value(blob, -1, "device_type",
145 					     "memory", 7);
146 	if (node == -FDT_ERR_NOTFOUND) {
147 		debug("ZYNQ DRAM: Can't get memory node\n");
148 		return -1;
149 	}
150 	addr = fdtdec_get_addr_size(blob, node, "reg", &size);
151 	if (addr == FDT_ADDR_T_NONE || size == 0) {
152 		debug("ZYNQ DRAM: Can't get base address or size\n");
153 		return -1;
154 	}
155 	gd->ram_size = size;
156 #else
157 	gd->ram_size = CONFIG_SYS_SDRAM_SIZE;
158 #endif
159 	zynq_ddrc_init();
160 
161 	return 0;
162 }
163