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 /* multi function gpio pins */ 101 #define RT305X_GPIO_I2C_SD 1 102 #define RT305X_GPIO_I2C_SCLK 2 103 #define RT305X_GPIO_SPI_EN 3 104 #define RT305X_GPIO_SPI_CLK 4 105 /* GPIO 7-14 is shared between UART0, PCM and I2S interfaces */ 106 #define RT305X_GPIO_7 7 107 #define RT305X_GPIO_10 10 108 #define RT305X_GPIO_14 14 109 #define RT305X_GPIO_UART1_TXD 15 110 #define RT305X_GPIO_UART1_RXD 16 111 #define RT305X_GPIO_JTAG_TDO 17 112 #define RT305X_GPIO_JTAG_TDI 18 113 #define RT305X_GPIO_MDIO_MDC 22 114 #define RT305X_GPIO_MDIO_MDIO 23 115 #define RT305X_GPIO_SDRAM_MD16 24 116 #define RT305X_GPIO_SDRAM_MD31 39 117 #define RT305X_GPIO_GE0_TXD0 40 118 #define RT305X_GPIO_GE0_RXCLK 51 119 120 #define RT305X_GPIO_MODE_I2C BIT(0) 121 #define RT305X_GPIO_MODE_SPI BIT(1) 122 #define RT305X_GPIO_MODE_UART0_SHIFT 2 123 #define RT305X_GPIO_MODE_UART0_MASK 0x7 124 #define RT305X_GPIO_MODE_UART0(x) ((x) << RT305X_GPIO_MODE_UART0_SHIFT) 125 #define RT305X_GPIO_MODE_UARTF 0x0 126 #define RT305X_GPIO_MODE_PCM_UARTF 0x1 127 #define RT305X_GPIO_MODE_PCM_I2S 0x2 128 #define RT305X_GPIO_MODE_I2S_UARTF 0x3 129 #define RT305X_GPIO_MODE_PCM_GPIO 0x4 130 #define RT305X_GPIO_MODE_GPIO_UARTF 0x5 131 #define RT305X_GPIO_MODE_GPIO_I2S 0x6 132 #define RT305X_GPIO_MODE_GPIO 0x7 133 #define RT305X_GPIO_MODE_UART1 BIT(5) 134 #define RT305X_GPIO_MODE_JTAG BIT(6) 135 #define RT305X_GPIO_MODE_MDIO BIT(7) 136 #define RT305X_GPIO_MODE_SDRAM BIT(8) 137 #define RT305X_GPIO_MODE_RGMII BIT(9) 138 139 #endif 140