[ramips] add feature gpio

[openwrt/svn-archive/archive.git] / target / linux / ramips / files / arch / mips / include / asm / mach-ralink / rt305x_regs.h

/*
 *  Ralink RT305 SoC register definitions
 *
 *  Copyright (C) 2009 Gabor Juhos <juhosg@openwrt.org>
 *
 *  This program is free software; you can redistribute it and/or modify it
 *  under the terms of the GNU General Public License version 2 as published
 *  by the Free Software Foundation.
 */

#ifndef _RT305X_REGS_H_
#define _RT305X_REGS_H_

#include <linux/bitops.h>

#define RT305X_SDRAM_BASE       0x00000000
#define RT305X_SYSC_BASE        0x10000000
#define RT305X_TIMER_BASE       0x10000100
#define RT305X_INTC_BASE        0x10000200
#define RT305X_MEMC_BASE        0x10000300
#define RT305X_PCM_BASE         0x10000400
#define RT305X_UART0_BASE       0x10000500
#define RT305X_PIO_BASE         0x10000600
#define RT305X_GDMA_BASE        0x10000700
#define RT305X_NANDC_BASE       0x10000800
#define RT305X_I2C_BASE         0x10000900
#define RT305X_I2S_BASE         0x10000a00
#define RT305X_SPI_BASE         0x10000b00
#define RT305X_UART1_BASE       0x10000c00
#define RT305X_FE_BASE          0x10100000
#define RT305X_SWITCH_BASE      0x10110000
#define RT305X_WMAC_BASE        0x10180000
#define RT305X_OTG_BASE         0x101c0000
#define RT305X_ROM_BASE         0x00400000
#define RT305X_FLASH1_BASE      0x1b000000
#define RT305X_FLASH0_BASE      0x1f000000

#define RT305X_SYSC_SIZE        0x100
#define RT305X_TIMER_SIZE       0x100
#define RT305X_INTC_SIZE        0x100
#define RT305X_MEMC_SIZE        0x100
#define RT305X_UART0_SIZE       0x100
#define RT305X_PIO_SIZE         0x100
#define RT305X_UART1_SIZE       0x100
#define RT305X_SPI_SIZE         0x100
#define RT305X_FLASH1_SIZE      (16 * 1024 * 1024)
#define RT305X_FLASH0_SIZE      (8 * 1024 * 1024)

#define RT3352_EHCI_BASE        0x101c0000
#define RT3352_EHCI_SIZE        0x1000
#define RT3352_OHCI_BASE        0x101c1000
#define RT3352_OHCI_SIZE        0x1000

/* SYSC registers */
#define SYSC_REG_CHIP_NAME0     0x000   /* Chip Name 0 */
#define SYSC_REG_CHIP_NAME1     0x004   /* Chip Name 1 */
#define SYSC_REG_CHIP_ID        0x00c   /* Chip Identification */
#define SYSC_REG_SYSTEM_CONFIG  0x010   /* System Configuration */
#define SYSC_REG_RESET_CTRL     0x034   /* Reset Control*/
#define SYSC_REG_RESET_STATUS   0x038   /* Reset Status*/
#define SYSC_REG_GPIO_MODE      0x060   /* GPIO Purpose Select */
#define SYSC_REG_IA_ADDRESS     0x310   /* Illegal Access Address */
#define SYSC_REG_IA_TYPE        0x314   /* Illegal Access Type */

#define RT3352_SYSC_REG_SYSCFG1         0x014
#define RT3352_SYSC_REG_CLKCFG1         0x030
#define RT3352_SYSC_REG_RSTCTRL         0x034
#define RT3352_SYSC_REG_USB_PS          0x05c

#define RT3052_CHIP_NAME0       0x30335452
#define RT3052_CHIP_NAME1       0x20203235

#define RT3350_CHIP_NAME0       0x33335452
#define RT3350_CHIP_NAME1       0x20203035

#define RT3352_CHIP_NAME0       0x33335452
#define RT3352_CHIP_NAME1       0x20203235

#define RT5350_CHIP_NAME0       0x33355452
#define RT5350_CHIP_NAME1       0x20203035

#define CHIP_ID_ID_MASK         0xff
#define CHIP_ID_ID_SHIFT        8
#define CHIP_ID_REV_MASK        0xff

#define RT305X_SYSCFG_CPUCLK_SHIFT      18
#define RT305X_SYSCFG_CPUCLK_MASK       0x1
#define RT305X_SYSCFG_CPUCLK_LOW        0x0
#define RT305X_SYSCFG_CPUCLK_HIGH       0x1
#define RT305X_SYSCFG_SRAM_CS0_MODE_SHIFT       2
#define RT305X_SYSCFG_SRAM_CS0_MODE_MASK        0x3
#define RT305X_SYSCFG_SRAM_CS0_MODE_NORMAL      0
#define RT305X_SYSCFG_SRAM_CS0_MODE_WDT         1
#define RT305X_SYSCFG_SRAM_CS0_MODE_BTCOEX      2

#define RT3352_SYSCFG0_CPUCLK_SHIFT     8
#define RT3352_SYSCFG0_CPUCLK_MASK      0x1
#define RT3352_SYSCFG0_CPUCLK_LOW       0x0
#define RT3352_SYSCFG0_CPUCLK_HIGH      0x1

#define RT5350_SYSCFG0_CPUCLK_SHIFT     8
#define RT5350_SYSCFG0_CPUCLK_MASK      0x3
#define RT5350_SYSCFG0_CPUCLK_360       0x0
#define RT5350_SYSCFG0_CPUCLK_320       0x2
#define RT5350_SYSCFG0_CPUCLK_300       0x3
#define RT5350_SYSCFG0_DRAM_SIZE_SHIFT  12
#define RT5350_SYSCFG0_DRAM_SIZE_MASK   7
#define RT5350_SYSCFG0_DRAM_SIZE_2M     0
#define RT5350_SYSCFG0_DRAM_SIZE_8M     1
#define RT5350_SYSCFG0_DRAM_SIZE_16M    2
#define RT5350_SYSCFG0_DRAM_SIZE_32M    3
#define RT5350_SYSCFG0_DRAM_SIZE_64M    4

#define RT3352_SYSCFG0_XTAL_SEL         BIT(20)

#define RT3352_SYSCFG1_USB0_HOST_MODE   BIT(10)

#define RT3352_CLKCFG1_UPHY0_CLK_EN     BIT(18)
#define RT3352_CLKCFG1_UPHY1_CLK_EN     BIT(20)

#define RT305X_GPIO_MODE_I2C            BIT(0)
#define RT305X_GPIO_MODE_SPI            BIT(1)
#define RT305X_GPIO_MODE_UART0_SHIFT    2
#define RT305X_GPIO_MODE_UART0_MASK     0x7
#define RT305X_GPIO_MODE_UART0(x)       ((x) << RT305X_GPIO_MODE_UART0_SHIFT)
#define RT305X_GPIO_MODE_UARTF          0x0
#define RT305X_GPIO_MODE_PCM_UARTF      0x1
#define RT305X_GPIO_MODE_PCM_I2S        0x2
#define RT305X_GPIO_MODE_I2S_UARTF      0x3
#define RT305X_GPIO_MODE_PCM_GPIO       0x4
#define RT305X_GPIO_MODE_GPIO_UARTF     0x5
#define RT305X_GPIO_MODE_GPIO_I2S       0x6
#define RT305X_GPIO_MODE_GPIO           0x7
#define RT305X_GPIO_MODE_UART1          BIT(5)
#define RT305X_GPIO_MODE_JTAG           BIT(6)
#define RT305X_GPIO_MODE_MDIO           BIT(7)
#define RT305X_GPIO_MODE_SDRAM          BIT(8)
#define RT305X_GPIO_MODE_RGMII          BIT(9)

#define RT305X_RESET_SYSTEM     BIT(0)
#define RT305X_RESET_TIMER      BIT(8)
#define RT305X_RESET_INTC       BIT(9)
#define RT305X_RESET_MEMC       BIT(10)
#define RT305X_RESET_PCM        BIT(11)
#define RT305X_RESET_UART0      BIT(12)
#define RT305X_RESET_PIO        BIT(13)
#define RT305X_RESET_DMA        BIT(14)
#define RT305X_RESET_I2C        BIT(16)
#define RT305X_RESET_I2S        BIT(17)
#define RT305X_RESET_SPI        BIT(18)
#define RT305X_RESET_UART1      BIT(19)
#define RT305X_RESET_WNIC       BIT(20)
#define RT305X_RESET_FE         BIT(21)
#define RT305X_RESET_OTG        BIT(22)
#define RT305X_RESET_ESW        BIT(23)

#define RT3352_RSTCTRL_SYS      BIT(0)
#define RT3352_RSTCTRL_TIMER    BIT(8)
#define RT3352_RSTCTRL_INTC     BIT(9)
#define RT3352_RSTCTRL_MEMC     BIT(10)
#define RT3352_RSTCTRL_PCM      BIT(11)
#define RT3352_RSTCTRL_UART0    BIT(12)
#define RT3352_RSTCTRL_PIO      BIT(13)
#define RT3352_RSTCTRL_DMA      BIT(14)
#define RT3352_RSTCTRL_I2C      BIT(16)
#define RT3352_RSTCTRL_I2S      BIT(17)
#define RT3352_RSTCTRL_SPI      BIT(18)
#define RT3352_RSTCTRL_UART1    BIT(19)
#define RT3352_RSTCTRL_WNIC     BIT(20)
#define RT3352_RSTCTRL_FE       BIT(21)
#define RT3352_RSTCTRL_UHST     BIT(22)
#define RT3352_RSTCTRL_ESW      BIT(23)
#define RT3352_RSTCTRL_EPHY     BIT(24)
#define RT3352_RSTCTRL_UDEV     BIT(25)

#define RT305X_INTC_INT_SYSCTL  BIT(0)
#define RT305X_INTC_INT_TIMER0  BIT(1)
#define RT305X_INTC_INT_TIMER1  BIT(2)
#define RT305X_INTC_INT_IA      BIT(3)
#define RT305X_INTC_INT_PCM     BIT(4)
#define RT305X_INTC_INT_UART0   BIT(5)
#define RT305X_INTC_INT_PIO     BIT(6)
#define RT305X_INTC_INT_DMA     BIT(7)
#define RT305X_INTC_INT_NAND    BIT(8)
#define RT305X_INTC_INT_PERFC   BIT(9)
#define RT305X_INTC_INT_I2S     BIT(10)
#define RT305X_INTC_INT_UART1   BIT(12)
#define RT305X_INTC_INT_ESW     BIT(17)
#define RT305X_INTC_INT_OTG     BIT(18)
#define RT305X_INTC_INT_GLOBAL  BIT(31)

/* MEMC registers */
#define MEMC_REG_SDRAM_CFG0     0x00
#define MEMC_REG_SDRAM_CFG1     0x04
#define MEMC_REG_FLASH_CFG0     0x08
#define MEMC_REG_FLASH_CFG1     0x0c
#define MEMC_REG_IA_ADDR        0x10
#define MEMC_REG_IA_TYPE        0x14

#define FLASH_CFG_WIDTH_SHIFT   26
#define FLASH_CFG_WIDTH_MASK    0x3
#define FLASH_CFG_WIDTH_8BIT    0x0
#define FLASH_CFG_WIDTH_16BIT   0x1
#define FLASH_CFG_WIDTH_32BIT   0x2

/* UART registers */
#define UART_REG_RX     0
#define UART_REG_TX     1
#define UART_REG_IER    2
#define UART_REG_IIR    3
#define UART_REG_FCR    4
#define UART_REG_LCR    5
#define UART_REG_MCR    6
#define UART_REG_LSR    7

#endif /* _RT305X_REGS_H_ */