summaryrefslogtreecommitdiffstats
path: root/board/xilinx/microblaze-generic/microblaze-generic.c
blob: 42a8d0c400e5917262f709fffe128095568e50a7 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
/*
 * (C) Copyright 2007 Michal Simek
 *
 * Michal  SIMEK <monstr@monstr.eu>
 *
 * SPDX-License-Identifier:	GPL-2.0+
 */

/* This is a board specific file.  It's OK to include board specific
 * header files */

#include <common.h>
#include <config.h>
#include <netdev.h>
#include <asm/processor.h>
#include <asm/microblaze_intc.h>
#include <asm/asm.h>
#include <asm/gpio.h>

#ifdef CONFIG_XILINX_GPIO
static int reset_pin = -1;
#endif

int do_reset(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
#ifdef CONFIG_XILINX_GPIO
	if (reset_pin != -1)
		gpio_direction_output(reset_pin, 1);
#endif

#ifdef CONFIG_XILINX_TB_WATCHDOG
	hw_watchdog_disable();
#endif

	puts ("Reseting board\n");
	__asm__ __volatile__ ("	mts rmsr, r0;" \
				"bra r0");

	return 0;
}

int gpio_init (void)
{
#ifdef CONFIG_XILINX_GPIO
	reset_pin = gpio_alloc(CONFIG_SYS_GPIO_0_ADDR, "reset", 1);
	if (reset_pin != -1)
		gpio_request(reset_pin, "reset_pin");
#endif
	return 0;
}

void board_init(void)
{
	gpio_init();
}

int board_eth_init(bd_t *bis)
{
	int 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

#ifdef CONFIG_XILINX_LL_TEMAC
# ifdef XILINX_LLTEMAC_BASEADDR
#  ifdef XILINX_LLTEMAC_FIFO_BASEADDR
	ret |= xilinx_ll_temac_eth_init(bis, XILINX_LLTEMAC_BASEADDR,
			XILINX_LL_TEMAC_M_FIFO, XILINX_LLTEMAC_FIFO_BASEADDR);
#  elif XILINX_LLTEMAC_SDMA_CTRL_BASEADDR
#   if XILINX_LLTEMAC_SDMA_USE_DCR == 1
	ret |= xilinx_ll_temac_eth_init(bis, XILINX_LLTEMAC_BASEADDR,
			XILINX_LL_TEMAC_M_SDMA_DCR,
			XILINX_LLTEMAC_SDMA_CTRL_BASEADDR);
#   else
	ret |= xilinx_ll_temac_eth_init(bis, XILINX_LLTEMAC_BASEADDR,
			XILINX_LL_TEMAC_M_SDMA_PLB,
			XILINX_LLTEMAC_SDMA_CTRL_BASEADDR);
#   endif
#  endif
# endif
# ifdef XILINX_LLTEMAC_BASEADDR1
#  ifdef XILINX_LLTEMAC_FIFO_BASEADDR1
	ret |= xilinx_ll_temac_eth_init(bis, XILINX_LLTEMAC_BASEADDR1,
			XILINX_LL_TEMAC_M_FIFO, XILINX_LLTEMAC_FIFO_BASEADDR1);
#  elif XILINX_LLTEMAC_SDMA_CTRL_BASEADDR1
#   if XILINX_LLTEMAC_SDMA_USE_DCR == 1
	ret |= xilinx_ll_temac_eth_init(bis, XILINX_LLTEMAC_BASEADDR1,
			XILINX_LL_TEMAC_M_SDMA_DCR,
			XILINX_LLTEMAC_SDMA_CTRL_BASEADDR1);
#   else
	ret |= xilinx_ll_temac_eth_init(bis, XILINX_LLTEMAC_BASEADDR1,
			XILINX_LL_TEMAC_M_SDMA_PLB,
			XILINX_LLTEMAC_SDMA_CTRL_BASEADDR1);
#   endif
#  endif
# endif
#endif

	return ret;
}
OpenPOWER on IntegriCloud