arch/mips/include/asm/mach-ralink/rt305x.h

   1 /*
   2  * This program is free software; you can redistribute it and/or modify it
   3  * under the terms of the GNU General Public License version 2 as published
   4  * by the Free Software Foundation.
   5  *
   6  * Parts of this file are based on Ralink's 2.6.21 BSP
   7  *
   8  * Copyright (C) 2008-2011 Gabor Juhos <juhosg@openwrt.org>
   9  * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
  10  * Copyright (C) 2013 John Crispin <blogic@openwrt.org>
  11  */
  12
  13 #ifndef _RT305X_REGS_H_
  14 #define _RT305X_REGS_H_
  15
  16 enum rt305x_soc_type {
  17         RT305X_SOC_UNKNOWN = 0,
  18         RT305X_SOC_RT3050,
  19         RT305X_SOC_RT3052,
  20         RT305X_SOC_RT3350,
  21         RT305X_SOC_RT3352,
  22         RT305X_SOC_RT5350,
  23 };
  24
  25 extern enum rt305x_soc_type rt305x_soc;
  26
  27 static inline int soc_is_rt3050(void)
  28 {
  29         return rt305x_soc == RT305X_SOC_RT3050;
  30 }
  31
  32 static inline int soc_is_rt3052(void)
  33 {
  34         return rt305x_soc == RT305X_SOC_RT3052;
  35 }
  36
  37 static inline int soc_is_rt305x(void)
  38 {
  39         return soc_is_rt3050() || soc_is_rt3052();
  40 }
  41
  42 static inline int soc_is_rt3350(void)
  43 {
  44         return rt305x_soc == RT305X_SOC_RT3350;
  45 }
  46
  47 static inline int soc_is_rt3352(void)
  48 {
  49         return rt305x_soc == RT305X_SOC_RT3352;
  50 }
  51
  52 static inline int soc_is_rt5350(void)
  53 {
  54         return rt305x_soc == RT305X_SOC_RT5350;
  55 }
  56
  57 #define RT305X_SYSC_BASE                0x10000000
  58
  59 #define SYSC_REG_CHIP_NAME0             0x00
  60 #define SYSC_REG_CHIP_NAME1             0x04
  61 #define SYSC_REG_CHIP_ID                0x0c
  62 #define SYSC_REG_SYSTEM_CONFIG          0x10
  63
  64 #define RT3052_CHIP_NAME0               0x30335452
  65 #define RT3052_CHIP_NAME1               0x20203235
  66
  67 #define RT3350_CHIP_NAME0               0x33335452
  68 #define RT3350_CHIP_NAME1               0x20203035
  69
  70 #define RT3352_CHIP_NAME0               0x33335452
  71 #define RT3352_CHIP_NAME1               0x20203235
  72
  73 #define RT5350_CHIP_NAME0               0x33355452
  74 #define RT5350_CHIP_NAME1               0x20203035
  75
  76 #define CHIP_ID_ID_MASK                 0xff
  77 #define CHIP_ID_ID_SHIFT                8
  78 #define CHIP_ID_REV_MASK                0xff
  79
  80 #define RT305X_SYSCFG_CPUCLK_SHIFT              18
  81 #define RT305X_SYSCFG_CPUCLK_MASK               0x1
  82 #define RT305X_SYSCFG_CPUCLK_LOW                0x0
  83 #define RT305X_SYSCFG_CPUCLK_HIGH               0x1
  84
  85 #define RT305X_SYSCFG_SRAM_CS0_MODE_SHIFT       2
  86 #define RT305X_SYSCFG_CPUCLK_MASK               0x1
  87 #define RT305X_SYSCFG_SRAM_CS0_MODE_WDT         0x1
  88
  89 #define RT3352_SYSCFG0_CPUCLK_SHIFT     8
  90 #define RT3352_SYSCFG0_CPUCLK_MASK      0x1
  91 #define RT3352_SYSCFG0_CPUCLK_LOW       0x0
  92 #define RT3352_SYSCFG0_CPUCLK_HIGH      0x1
  93
  94 #define RT5350_SYSCFG0_CPUCLK_SHIFT     8
  95 #define RT5350_SYSCFG0_CPUCLK_MASK      0x3
  96 #define RT5350_SYSCFG0_CPUCLK_360       0x0
  97 #define RT5350_SYSCFG0_CPUCLK_320       0x2
  98 #define RT5350_SYSCFG0_CPUCLK_300       0x3
  99
 100 #define RT5350_SYSCFG0_DRAM_SIZE_SHIFT  12
 101 #define RT5350_SYSCFG0_DRAM_SIZE_MASK   7
 102 #define RT5350_SYSCFG0_DRAM_SIZE_2M     0
 103 #define RT5350_SYSCFG0_DRAM_SIZE_8M     1
 104 #define RT5350_SYSCFG0_DRAM_SIZE_16M    2
 105 #define RT5350_SYSCFG0_DRAM_SIZE_32M    3
 106 #define RT5350_SYSCFG0_DRAM_SIZE_64M    4
 107
 108 /* multi function gpio pins */
 109 #define RT305X_GPIO_I2C_SD              1
 110 #define RT305X_GPIO_I2C_SCLK            2
 111 #define RT305X_GPIO_SPI_EN              3
 112 #define RT305X_GPIO_SPI_CLK             4
 113 /* GPIO 7-14 is shared between UART0, PCM  and I2S interfaces */
 114 #define RT305X_GPIO_7                   7
 115 #define RT305X_GPIO_10                  10
 116 #define RT305X_GPIO_14                  14
 117 #define RT305X_GPIO_UART1_TXD           15
 118 #define RT305X_GPIO_UART1_RXD           16
 119 #define RT305X_GPIO_JTAG_TDO            17
 120 #define RT305X_GPIO_JTAG_TDI            18
 121 #define RT305X_GPIO_MDIO_MDC            22
 122 #define RT305X_GPIO_MDIO_MDIO           23
 123 #define RT305X_GPIO_SDRAM_MD16          24
 124 #define RT305X_GPIO_SDRAM_MD31          39
 125 #define RT305X_GPIO_GE0_TXD0            40
 126 #define RT305X_GPIO_GE0_RXCLK           51
 127
 128 #define RT305X_GPIO_MODE_UART0_SHIFT    2
 129 #define RT305X_GPIO_MODE_UART0_MASK     0x7
 130 #define RT305X_GPIO_MODE_UART0(x)       ((x) << RT305X_GPIO_MODE_UART0_SHIFT)
 131 #define RT305X_GPIO_MODE_UARTF          0
 132 #define RT305X_GPIO_MODE_PCM_UARTF      1
 133 #define RT305X_GPIO_MODE_PCM_I2S        2
 134 #define RT305X_GPIO_MODE_I2S_UARTF      3
 135 #define RT305X_GPIO_MODE_PCM_GPIO       4
 136 #define RT305X_GPIO_MODE_GPIO_UARTF     5
 137 #define RT305X_GPIO_MODE_GPIO_I2S       6
 138 #define RT305X_GPIO_MODE_GPIO           7
 139
 140 #define RT305X_GPIO_MODE_I2C            0
 141 #define RT305X_GPIO_MODE_SPI            1
 142 #define RT305X_GPIO_MODE_UART1          5
 143 #define RT305X_GPIO_MODE_JTAG           6
 144 #define RT305X_GPIO_MODE_MDIO           7
 145 #define RT305X_GPIO_MODE_SDRAM          8
 146 #define RT305X_GPIO_MODE_RGMII          9
 147 #define RT5350_GPIO_MODE_PHY_LED        14
 148 #define RT5350_GPIO_MODE_SPI_CS1        21
 149 #define RT3352_GPIO_MODE_LNA            18
 150 #define RT3352_GPIO_MODE_PA             20
 151
 152 #define RT3352_SYSC_REG_SYSCFG0         0x010
 153 #define RT3352_SYSC_REG_SYSCFG1         0x014
 154 #define RT3352_SYSC_REG_CLKCFG1         0x030
 155 #define RT3352_SYSC_REG_RSTCTRL         0x034
 156 #define RT3352_SYSC_REG_USB_PS          0x05c
 157
 158 #define RT3352_CLKCFG0_XTAL_SEL         BIT(20)
 159 #define RT3352_CLKCFG1_UPHY0_CLK_EN     BIT(18)
 160 #define RT3352_CLKCFG1_UPHY1_CLK_EN     BIT(20)
 161 #define RT3352_RSTCTRL_UHST             BIT(22)
 162 #define RT3352_RSTCTRL_UDEV             BIT(25)
 163 #define RT3352_SYSCFG1_USB0_HOST_MODE   BIT(10)
 164
 165 #define RT305X_SDRAM_BASE               0x00000000
 166 #define RT305X_MEM_SIZE_MIN             2
 167 #define RT305X_MEM_SIZE_MAX             64
 168 #define RT3352_MEM_SIZE_MIN             2
 169 #define RT3352_MEM_SIZE_MAX             256
 170
 171 #endif