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 soc_is_rt3050(void)27static inline int soc_is_rt3050(void) 28 { 29 return rt305x_soc == RT305X_SOC_RT3050; 30 } 31 soc_is_rt3052(void)32static inline int soc_is_rt3052(void) 33 { 34 return rt305x_soc == RT305X_SOC_RT3052; 35 } 36 soc_is_rt305x(void)37static inline int soc_is_rt305x(void) 38 { 39 return soc_is_rt3050() || soc_is_rt3052(); 40 } 41 soc_is_rt3350(void)42static inline int soc_is_rt3350(void) 43 { 44 return rt305x_soc == RT305X_SOC_RT3350; 45 } 46 soc_is_rt3352(void)47static inline int soc_is_rt3352(void) 48 { 49 return rt305x_soc == RT305X_SOC_RT3352; 50 } 51 soc_is_rt5350(void)52static 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_I2C BIT(0) 129 #define RT305X_GPIO_MODE_SPI BIT(1) 130 #define RT305X_GPIO_MODE_UART0_SHIFT 2 131 #define RT305X_GPIO_MODE_UART0_MASK 0x7 132 #define RT305X_GPIO_MODE_UART0(x) ((x) << RT305X_GPIO_MODE_UART0_SHIFT) 133 #define RT305X_GPIO_MODE_UARTF 0x0 134 #define RT305X_GPIO_MODE_PCM_UARTF 0x1 135 #define RT305X_GPIO_MODE_PCM_I2S 0x2 136 #define RT305X_GPIO_MODE_I2S_UARTF 0x3 137 #define RT305X_GPIO_MODE_PCM_GPIO 0x4 138 #define RT305X_GPIO_MODE_GPIO_UARTF 0x5 139 #define RT305X_GPIO_MODE_GPIO_I2S 0x6 140 #define RT305X_GPIO_MODE_GPIO 0x7 141 #define RT305X_GPIO_MODE_UART1 BIT(5) 142 #define RT305X_GPIO_MODE_JTAG BIT(6) 143 #define RT305X_GPIO_MODE_MDIO BIT(7) 144 #define RT305X_GPIO_MODE_SDRAM BIT(8) 145 #define RT305X_GPIO_MODE_RGMII BIT(9) 146 147 #define RT3352_SYSC_REG_SYSCFG0 0x010 148 #define RT3352_SYSC_REG_SYSCFG1 0x014 149 #define RT3352_SYSC_REG_CLKCFG1 0x030 150 #define RT3352_SYSC_REG_RSTCTRL 0x034 151 #define RT3352_SYSC_REG_USB_PS 0x05c 152 153 #define RT3352_CLKCFG0_XTAL_SEL BIT(20) 154 #define RT3352_CLKCFG1_UPHY0_CLK_EN BIT(18) 155 #define RT3352_CLKCFG1_UPHY1_CLK_EN BIT(20) 156 #define RT3352_RSTCTRL_UHST BIT(22) 157 #define RT3352_RSTCTRL_UDEV BIT(25) 158 #define RT3352_SYSCFG1_USB0_HOST_MODE BIT(10) 159 160 #define RT305X_SDRAM_BASE 0x00000000 161 #define RT305X_MEM_SIZE_MIN 2 162 #define RT305X_MEM_SIZE_MAX 64 163 #define RT3352_MEM_SIZE_MIN 2 164 #define RT3352_MEM_SIZE_MAX 256 165 166 #endif 167