1/* SPDX-License-Identifier: GPL-2.0-only */
 2/*
 3 *
 4 * Parts of this file are based on Ralink's 2.6.21 BSP
 5 *
 6 * Copyright (C) 2008-2011 Gabor Juhos <juhosg@openwrt.org>
 7 * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
 8 * Copyright (C) 2013 John Crispin <john@phrozen.org>
 9 */
10
11#ifndef _RT288X_REGS_H_
12#define _RT288X_REGS_H_
13
14#define RT2880_SYSC_BASE		0x00300000
15
16#define SYSC_REG_CHIP_NAME0		0x00
17#define SYSC_REG_CHIP_NAME1		0x04
18#define SYSC_REG_CHIP_ID		0x0c
19#define SYSC_REG_SYSTEM_CONFIG		0x10
20#define SYSC_REG_CLKCFG			0x30
21
22#define RT2880_CHIP_NAME0		0x38325452
23#define RT2880_CHIP_NAME1		0x20203038
24
25#define CHIP_ID_ID_MASK			0xff
26#define CHIP_ID_ID_SHIFT		8
27#define CHIP_ID_REV_MASK		0xff
28
29#define SYSTEM_CONFIG_CPUCLK_SHIFT	20
30#define SYSTEM_CONFIG_CPUCLK_MASK	0x3
31#define SYSTEM_CONFIG_CPUCLK_250	0x0
32#define SYSTEM_CONFIG_CPUCLK_266	0x1
33#define SYSTEM_CONFIG_CPUCLK_280	0x2
34#define SYSTEM_CONFIG_CPUCLK_300	0x3
35
36#define CLKCFG_SRAM_CS_N_WDT		BIT(9)
37
38#define RT2880_SDRAM_BASE		0x08000000
39#define RT2880_MEM_SIZE_MIN		2
40#define RT2880_MEM_SIZE_MAX		128
41
42#endif