xref: /openbmc/u-boot/board/renesas/r0p7734/r0p7734.c (revision b24a8ec1)
1 /*
2  * Copyright (C) 2011 Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com>
3  * Copyright (C) 2011 Renesas Solutions Corp.
4  *
5  * SPDX-License-Identifier:	GPL-2.0+
6  */
7 
8 #include <common.h>
9 #include <asm/io.h>
10 #include <asm/processor.h>
11 #include <netdev.h>
12 #include <i2c.h>
13 
14 #define MODEMR			(0xFFCC0020)
15 #define MODEMR_MASK		(0x6)
16 #define MODEMR_533MHZ	(0x2)
17 
18 int checkboard(void)
19 {
20 	u32 r = readl(MODEMR);
21 	if ((r & MODEMR_MASK) & MODEMR_533MHZ)
22 		puts("CPU Clock: 533MHz\n");
23 	else
24 		puts("CPU Clock: 400MHz\n");
25 
26 	puts("BOARD: Renesas Technology Corp. R0P7734C00000RZ\n");
27 	return 0;
28 }
29 
30 #define MSTPSR1			(0xFFC80044)
31 #define MSTPCR1			(0xFFC80034)
32 #define MSTPSR1_GETHER	(1 << 14)
33 
34 int board_init(void)
35 {
36 #if defined(CONFIG_SH_ETHER)
37 	u32 r = readl(MSTPSR1);
38 	if (r & MSTPSR1_GETHER)
39 		writel((r & ~MSTPSR1_GETHER), MSTPCR1);
40 #endif
41 
42 	return 0;
43 }
44 
45 int board_late_init(void)
46 {
47 	printf("Cannot get MAC address from I2C\n");
48 
49 	return 0;
50 }
51 
52 #ifdef CONFIG_SMC911X
53 int board_eth_init(bd_t *bis)
54 {
55 	int rc = 0;
56 	rc = smc911x_initialize(0, CONFIG_SMC911X_BASE);
57 	return rc;
58 }
59 #endif
60