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 _RT305X_REGS_H_ 12 #define _RT305X_REGS_H_ 13 14 extern enum ralink_soc_type ralink_soc; 15 16 static inline int soc_is_rt3050(void) 17 { 18 return ralink_soc == RT305X_SOC_RT3050; 19 } 20 21 static inline int soc_is_rt3052(void) 22 { 23 return ralink_soc == RT305X_SOC_RT3052; 24 } 25 26 static inline int soc_is_rt305x(void) 27 { 28 return soc_is_rt3050() || soc_is_rt3052(); 29 } 30 31 static inline int soc_is_rt3350(void) 32 { 33 return ralink_soc == RT305X_SOC_RT3350; 34 } 35 36 static inline int soc_is_rt3352(void) 37 { 38 return ralink_soc == RT305X_SOC_RT3352; 39 } 40 41 static inline int soc_is_rt5350(void) 42 { 43 return ralink_soc == RT305X_SOC_RT5350; 44 } 45 46 #define IOMEM(x) ((void __iomem *)(KSEG1ADDR(x))) 47 #define RT305X_SYSC_BASE IOMEM(0x10000000) 48 49 #define SYSC_REG_CHIP_NAME0 0x00 50 #define SYSC_REG_CHIP_NAME1 0x04 51 #define SYSC_REG_CHIP_ID 0x0c 52 #define SYSC_REG_SYSTEM_CONFIG 0x10 53 54 #define RT3052_CHIP_NAME0 0x30335452 55 #define RT3052_CHIP_NAME1 0x20203235 56 57 #define RT3350_CHIP_NAME0 0x33335452 58 #define RT3350_CHIP_NAME1 0x20203035 59 60 #define RT3352_CHIP_NAME0 0x33335452 61 #define RT3352_CHIP_NAME1 0x20203235 62 63 #define RT5350_CHIP_NAME0 0x33355452 64 #define RT5350_CHIP_NAME1 0x20203035 65 66 #define CHIP_ID_ID_MASK 0xff 67 #define CHIP_ID_ID_SHIFT 8 68 #define CHIP_ID_REV_MASK 0xff 69 70 #define RT305X_SYSCFG_CPUCLK_SHIFT 18 71 #define RT305X_SYSCFG_CPUCLK_MASK 0x1 72 #define RT305X_SYSCFG_CPUCLK_LOW 0x0 73 #define RT305X_SYSCFG_CPUCLK_HIGH 0x1 74 75 #define RT305X_SYSCFG_SRAM_CS0_MODE_SHIFT 2 76 #define RT305X_SYSCFG_CPUCLK_MASK 0x1 77 #define RT305X_SYSCFG_SRAM_CS0_MODE_WDT 0x1 78 79 #define RT3352_SYSCFG0_CPUCLK_SHIFT 8 80 #define RT3352_SYSCFG0_CPUCLK_MASK 0x1 81 #define RT3352_SYSCFG0_CPUCLK_LOW 0x0 82 #define RT3352_SYSCFG0_CPUCLK_HIGH 0x1 83 84 #define RT5350_SYSCFG0_CPUCLK_SHIFT 8 85 #define RT5350_SYSCFG0_CPUCLK_MASK 0x3 86 #define RT5350_SYSCFG0_CPUCLK_360 0x0 87 #define RT5350_SYSCFG0_CPUCLK_320 0x2 88 #define RT5350_SYSCFG0_CPUCLK_300 0x3 89 90 #define RT5350_SYSCFG0_DRAM_SIZE_SHIFT 12 91 #define RT5350_SYSCFG0_DRAM_SIZE_MASK 7 92 #define RT5350_SYSCFG0_DRAM_SIZE_2M 0 93 #define RT5350_SYSCFG0_DRAM_SIZE_8M 1 94 #define RT5350_SYSCFG0_DRAM_SIZE_16M 2 95 #define RT5350_SYSCFG0_DRAM_SIZE_32M 3 96 #define RT5350_SYSCFG0_DRAM_SIZE_64M 4 97 98 /* multi function gpio pins */ 99 #define RT305X_GPIO_I2C_SD 1 100 #define RT305X_GPIO_I2C_SCLK 2 101 #define RT305X_GPIO_SPI_EN 3 102 #define RT305X_GPIO_SPI_CLK 4 103 /* GPIO 7-14 is shared between UART0, PCM and I2S interfaces */ 104 #define RT305X_GPIO_7 7 105 #define RT305X_GPIO_10 10 106 #define RT305X_GPIO_14 14 107 #define RT305X_GPIO_UART1_TXD 15 108 #define RT305X_GPIO_UART1_RXD 16 109 #define RT305X_GPIO_JTAG_TDO 17 110 #define RT305X_GPIO_JTAG_TDI 18 111 #define RT305X_GPIO_MDIO_MDC 22 112 #define RT305X_GPIO_MDIO_MDIO 23 113 #define RT305X_GPIO_SDRAM_MD16 24 114 #define RT305X_GPIO_SDRAM_MD31 39 115 #define RT305X_GPIO_GE0_TXD0 40 116 #define RT305X_GPIO_GE0_RXCLK 51 117 118 #define RT3352_SYSC_REG_SYSCFG0 0x010 119 #define RT3352_SYSC_REG_SYSCFG1 0x014 120 #define RT3352_SYSC_REG_CLKCFG1 0x030 121 #define RT3352_SYSC_REG_RSTCTRL 0x034 122 #define RT3352_SYSC_REG_USB_PS 0x05c 123 124 #define RT3352_CLKCFG0_XTAL_SEL BIT(20) 125 #define RT3352_CLKCFG1_UPHY0_CLK_EN BIT(18) 126 #define RT3352_CLKCFG1_UPHY1_CLK_EN BIT(20) 127 #define RT3352_RSTCTRL_UHST BIT(22) 128 #define RT3352_RSTCTRL_UDEV BIT(25) 129 #define RT3352_SYSCFG1_USB0_HOST_MODE BIT(10) 130 131 #define RT305X_SDRAM_BASE 0x00000000 132 #define RT305X_MEM_SIZE_MIN 2 133 #define RT305X_MEM_SIZE_MAX 64 134 #define RT3352_MEM_SIZE_MIN 2 135 #define RT3352_MEM_SIZE_MAX 256 136 137 #endif 138