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ARM: uniphier: drop PH1- prefix from CONFIG options and file names
[u-boot] / arch / arm / mach-uniphier / sbc / sbc-ld4.c
1 /*
2  * Copyright (C) 2011-2015 Masahiro Yamada <yamada.masahiro@socionext.com>
3  *
4  * SPDX-License-Identifier:     GPL-2.0+
5  */
6
7 #include <common.h>
8 #include <linux/io.h>
9
10 #include "../init.h"
11 #include "../sg-regs.h"
12 #include "sbc-regs.h"
13
14 int ph1_ld4_sbc_init(const struct uniphier_board_data *bd)
15 {
16         u32 tmp;
17
18         /* system bus output enable */
19         tmp = readl(PC0CTRL);
20         tmp &= 0xfffffcff;
21         writel(tmp, PC0CTRL);
22
23         /*
24          * Only CS1 is connected to support card.
25          * BKSZ[1:0] should be set to "01".
26          */
27         writel(SBCTRL0_SAVEPIN_PERI_VALUE, SBCTRL10);
28         writel(SBCTRL1_SAVEPIN_PERI_VALUE, SBCTRL11);
29         writel(SBCTRL2_SAVEPIN_PERI_VALUE, SBCTRL12);
30         writel(SBCTRL4_SAVEPIN_PERI_VALUE, SBCTRL14);
31
32         if (boot_is_swapped()) {
33                 /*
34                  * Boot Swap On: boot from external NOR/SRAM
35                  * 0x42000000-0x43ffffff is a mirror of 0x40000000-0x41ffffff.
36                  *
37                  * 0x40000000-0x41efffff, 0x42000000-0x43efffff: memory bank
38                  * 0x41f00000-0x41ffffff, 0x43f00000-0x43ffffff: peripherals
39                  */
40                 writel(0x0000bc01, SBBASE0);
41         } else {
42                 /*
43                  * Boot Swap Off: boot from mask ROM
44                  * 0x40000000-0x41ffffff: mask ROM
45                  * 0x42000000-0x43efffff: memory bank (31MB)
46                  * 0x43f00000-0x43ffffff: peripherals (1MB)
47                  */
48                 writel(0x0000be01, SBBASE0); /* dummy */
49                 writel(0x0200be01, SBBASE1);
50         }
51
52         return 0;
53 }