| /* |
| * (C) Copyright 2011 |
| * Linaro |
| * Linus Walleij <linus.walleij@linaro.org> |
| * Register definitions for the System Controller (SC) and |
| * the similar "CP Controller" found in the ARM Integrator/AP and |
| * Integrator/CP reference designs |
| * |
| * SPDX-License-Identifier: GPL-2.0+ |
| */ |
| |
| #ifndef __ARM_SC_H |
| #define __ARM_SC_H |
| |
| #define SC_BASE 0x11000000 |
| |
| /* |
| * The system controller registers |
| */ |
| #define SC_ID_OFFSET 0x00 |
| #define SC_OSC_OFFSET 0x04 |
| /* Setting this bit switches to 25 MHz mode, clear means 33 MHz */ |
| #define SC_OSC_DIVXY (1 << 8) |
| #define SC_CTRLS_OFFSET 0x08 |
| #define SC_CTRLC_OFFSET 0x0C |
| /* Set bits by writing CTRLS, clear bits by writing CTRLC */ |
| #define SC_CTRL_SOFTRESET (1 << 0) |
| #define SC_CTRL_FLASHVPP (1 << 1) |
| #define SC_CTRL_FLASHWP (1 << 2) |
| #define SC_CTRL_UART1DTR (1 << 4) |
| #define SC_CTRL_UART1RTS (1 << 5) |
| #define SC_CTRL_UART0DTR (1 << 6) |
| #define SC_CTRL_UART0RTS (1 << 7) |
| #define SC_DEC_OFFSET 0x10 |
| #define SC_ARB_OFFSET 0x14 |
| #define SC_PCI_OFFSET 0x18 |
| #define SC_PCI_PCIEN (1 << 0) |
| #define SC_PCI_PCIBINT_CLR (1 << 1) |
| #define SC_LOCK_OFFSET 0x1C |
| #define SC_LBFADDR_OFFSET 0x20 |
| #define SC_LBFCODE_OFFSET 0x24 |
| |
| #define SC_ID (SC_BASE + SC_ID_OFFSET) |
| #define SC_OSC (SC_BASE + SC_OSC_OFFSET) |
| #define SC_CTRLS (SC_BASE + SC_CTRLS_OFFSET) |
| #define SC_CTRLC (SC_BASE + SC_CTRLC_OFFSET) |
| #define SC_DEC (SC_BASE + SC_DEC_OFFSET) |
| #define SC_ARB (SC_BASE + SC_ARB_OFFSET) |
| #define SC_PCI (SC_BASE + SC_PCI_OFFSET) |
| #define SC_LOCK (SC_BASE + SC_LOCK_OFFSET) |
| #define SC_LBFADDR (SC_BASE + SC_LBFADDR_OFFSET) |
| #define SC_LBFCODE (SC_BASE + SC_LBFCODE_OFFSET) |
| |
| /* |
| * The Integrator/CP as a smaller set of registers, at a different |
| * offset - probably not to disturb old software. |
| */ |
| |
| #define CP_BASE 0xCB000000 |
| |
| #define CP_IDFIELD_OFFSET 0x00 |
| #define CP_FLASHPROG_OFFSET 0x04 |
| #define CP_FLASHPROG_FLVPPEN (1 << 0) |
| #define CP_FLASHPROG_FLWREN (1 << 1) |
| #define CP_FLASHPROG_FLASHSIZE (1 << 2) |
| #define CP_FLASHPROG_EXTRABANK (1 << 3) |
| #define CP_INTREG_OFFSET 0x08 |
| #define CP_DECODE_OFFSET 0x0C |
| |
| #define CP_IDFIELD (CP_BASE + CP_ID_OFFSET) |
| #define CP_FLASHPROG (CP_BASE + CP_FLASHPROG_OFFSET) |
| #define CP_INTREG (CP_BASE + CP_INTREG_OFFSET) |
| #define CP_DECODE (CP_BASE + CP_DECODE_OFFSET) |
| |
| #endif |
