xref: /openbmc/u-boot/board/renesas/r0p7734/r0p7734.c (revision dd1033e4)
1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3  * Copyright (C) 2011 Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com>
4  * Copyright (C) 2011 Renesas Solutions Corp.
5  */
6 
7 #include <common.h>
8 #include <asm/io.h>
9 #include <asm/processor.h>
10 #include <netdev.h>
11 #include <i2c.h>
12 
13 #define MODEMR			(0xFFCC0020)
14 #define MODEMR_MASK		(0x6)
15 #define MODEMR_533MHZ	(0x2)
16 
17 int checkboard(void)
18 {
19 	u32 r = readl(MODEMR);
20 	if ((r & MODEMR_MASK) & MODEMR_533MHZ)
21 		puts("CPU Clock: 533MHz\n");
22 	else
23 		puts("CPU Clock: 400MHz\n");
24 
25 	puts("BOARD: Renesas Technology Corp. R0P7734C00000RZ\n");
26 	return 0;
27 }
28 
29 #define MSTPSR1			(0xFFC80044)
30 #define MSTPCR1			(0xFFC80034)
31 #define MSTPSR1_GETHER	(1 << 14)
32 
33 int board_init(void)
34 {
35 #if defined(CONFIG_SH_ETHER)
36 	u32 r = readl(MSTPSR1);
37 	if (r & MSTPSR1_GETHER)
38 		writel((r & ~MSTPSR1_GETHER), MSTPCR1);
39 #endif
40 
41 	return 0;
42 }
43 
44 int board_late_init(void)
45 {
46 	printf("Cannot get MAC address from I2C\n");
47 
48 	return 0;
49 }
50 
51 #ifdef CONFIG_SMC911X
52 int board_eth_init(bd_t *bis)
53 {
54 	int rc = 0;
55 	rc = smc911x_initialize(0, CONFIG_SMC911X_BASE);
56 	return rc;
57 }
58 #endif
59