arch/mips/include/asm/mach-ralink/rt288x.h

   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 RT2880_GPIO_MODE_I2C            BIT(0)
  37 #define RT2880_GPIO_MODE_UART0          BIT(1)
  38 #define RT2880_GPIO_MODE_SPI            BIT(2)
  39 #define RT2880_GPIO_MODE_UART1          BIT(3)
  40 #define RT2880_GPIO_MODE_JTAG           BIT(4)
  41 #define RT2880_GPIO_MODE_MDIO           BIT(5)
  42 #define RT2880_GPIO_MODE_SDRAM          BIT(6)
  43 #define RT2880_GPIO_MODE_PCI            BIT(7)
  44
  45 #define CLKCFG_SRAM_CS_N_WDT            BIT(9)
  46
  47 #define RT2880_SDRAM_BASE               0x08000000
  48 #define RT2880_MEM_SIZE_MIN             2
  49 #define RT2880_MEM_SIZE_MAX             128
  50
  51 #endif