diff options
Diffstat (limited to 'arch/arm/mach-uniphier/sbc/sbc-regs.h')
| -rw-r--r-- | arch/arm/mach-uniphier/sbc/sbc-regs.h | 109 |
1 files changed, 109 insertions, 0 deletions
diff --git a/arch/arm/mach-uniphier/sbc/sbc-regs.h b/arch/arm/mach-uniphier/sbc/sbc-regs.h new file mode 100644 index 0000000..493363b --- /dev/null +++ b/arch/arm/mach-uniphier/sbc/sbc-regs.h @@ -0,0 +1,109 @@ +/* + * UniPhier SBC (System Bus Controller) registers + * + * Copyright (C) 2011-2015 Masahiro Yamada <yamada.masahiro@socionext.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef ARCH_SBC_REGS_H +#define ARCH_SBC_REGS_H + +#define SBBASE_BASE 0x58c00100 +#define SBBASE(x) (SBBASE_BASE + (x) * 0x10) + +#define SBBASE0 (SBBASE(0)) +#define SBBASE1 (SBBASE(1)) +#define SBBASE2 (SBBASE(2)) +#define SBBASE3 (SBBASE(3)) +#define SBBASE4 (SBBASE(4)) +#define SBBASE5 (SBBASE(5)) +#define SBBASE6 (SBBASE(6)) +#define SBBASE7 (SBBASE(7)) + +#define SBBASE_BANK_ENABLE (0x00000001) + +#define SBCTRL_BASE 0x58c00200 +#define SBCTRL(x, y) (SBCTRL_BASE + (x) * 0x10 + (y) * 4) + +#define SBCTRL00 SBCTRL(0, 0) +#define SBCTRL01 SBCTRL(0, 1) +#define SBCTRL02 SBCTRL(0, 2) +#define SBCTRL03 SBCTRL(0, 3) +#define SBCTRL04 (SBCTRL_BASE + 0x100) + +#define SBCTRL10 SBCTRL(1, 0) +#define SBCTRL11 SBCTRL(1, 1) +#define SBCTRL12 SBCTRL(1, 2) +#define SBCTRL13 SBCTRL(1, 3) +#define SBCTRL14 (SBCTRL_BASE + 0x110) + +#define SBCTRL20 SBCTRL(2, 0) +#define SBCTRL21 SBCTRL(2, 1) +#define SBCTRL22 SBCTRL(2, 2) +#define SBCTRL23 SBCTRL(2, 3) +#define SBCTRL24 (SBCTRL_BASE + 0x120) + +#define SBCTRL30 SBCTRL(3, 0) +#define SBCTRL31 SBCTRL(3, 1) +#define SBCTRL32 SBCTRL(3, 2) +#define SBCTRL33 SBCTRL(3, 3) +#define SBCTRL34 (SBCTRL_BASE + 0x130) + +#define SBCTRL40 SBCTRL(4, 0) +#define SBCTRL41 SBCTRL(4, 1) +#define SBCTRL42 SBCTRL(4, 2) +#define SBCTRL43 SBCTRL(4, 3) +#define SBCTRL44 (SBCTRL_BASE + 0x140) + +#define SBCTRL50 SBCTRL(5, 0) +#define SBCTRL51 SBCTRL(5, 1) +#define SBCTRL52 SBCTRL(5, 2) +#define SBCTRL53 SBCTRL(5, 3) +#define SBCTRL54 (SBCTRL_BASE + 0x150) + +#define SBCTRL60 SBCTRL(6, 0) +#define SBCTRL61 SBCTRL(6, 1) +#define SBCTRL62 SBCTRL(6, 2) +#define SBCTRL63 SBCTRL(6, 3) +#define SBCTRL64 (SBCTRL_BASE + 0x160) + +#define SBCTRL70 SBCTRL(7, 0) +#define SBCTRL71 SBCTRL(7, 1) +#define SBCTRL72 SBCTRL(7, 2) +#define SBCTRL73 SBCTRL(7, 3) +#define SBCTRL74 (SBCTRL_BASE + 0x170) + +/* slower but LED works */ +#define SBCTRL0_SAVEPIN_PERI_VALUE 0x55450000 +#define SBCTRL1_SAVEPIN_PERI_VALUE 0x07168d00 +#define SBCTRL2_SAVEPIN_PERI_VALUE 0x34000009 +#define SBCTRL4_SAVEPIN_PERI_VALUE 0x02110110 + +/* faster but LED does not work */ +#define SBCTRL0_SAVEPIN_MEM_VALUE 0x55450000 +#define SBCTRL1_SAVEPIN_MEM_VALUE 0x06057700 +/* NOR flash needs more wait counts than SRAM */ +#define SBCTRL2_SAVEPIN_MEM_VALUE 0x34000009 +#define SBCTRL4_SAVEPIN_MEM_VALUE 0x02110210 + +#define SBCTRL0_ADMULTIPLX_PERI_VALUE 0x33120000 +#define SBCTRL1_ADMULTIPLX_PERI_VALUE 0x03005500 +#define SBCTRL2_ADMULTIPLX_PERI_VALUE 0x14000020 + +#define SBCTRL0_ADMULTIPLX_MEM_VALUE 0x33120000 +#define SBCTRL1_ADMULTIPLX_MEM_VALUE 0x03005500 +#define SBCTRL2_ADMULTIPLX_MEM_VALUE 0x14000010 + +#define PC0CTRL 0x598000c0 +#define ROM_BOOT_ROMRSV2 0x59801208 + +#ifndef __ASSEMBLY__ +#include <linux/io.h> +static inline int boot_is_swapped(void) +{ + return !(readl(SBBASE0) & SBBASE_BANK_ENABLE); +} +#endif + +#endif /* ARCH_SBC_REGS_H */ |