[firefly-linux-kernel-4.4.55.git] / arch / mips / include / asm / mach-ath79 / ar71xx_regs.h

/*
 *  Atheros AR71XX/AR724X/AR913X SoC register definitions
 *
 *  Copyright (C) 2008-2010 Gabor Juhos <juhosg@openwrt.org>
 *  Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
 *
 *  Parts of this file are based on Atheros' 2.6.15 BSP
 *
 *  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 __ASM_MACH_AR71XX_REGS_H
#define __ASM_MACH_AR71XX_REGS_H

#include <linux/types.h>
#include <linux/init.h>
#include <linux/io.h>
#include <linux/bitops.h>

#define AR71XX_APB_BASE         0x18000000
#define AR71XX_EHCI_BASE        0x1b000000
#define AR71XX_EHCI_SIZE        0x1000
#define AR71XX_OHCI_BASE        0x1c000000
#define AR71XX_OHCI_SIZE        0x1000
#define AR71XX_SPI_BASE         0x1f000000
#define AR71XX_SPI_SIZE         0x01000000

#define AR71XX_DDR_CTRL_BASE    (AR71XX_APB_BASE + 0x00000000)
#define AR71XX_DDR_CTRL_SIZE    0x100
#define AR71XX_UART_BASE        (AR71XX_APB_BASE + 0x00020000)
#define AR71XX_UART_SIZE        0x100
#define AR71XX_USB_CTRL_BASE    (AR71XX_APB_BASE + 0x00030000)
#define AR71XX_USB_CTRL_SIZE    0x100
#define AR71XX_GPIO_BASE        (AR71XX_APB_BASE + 0x00040000)
#define AR71XX_GPIO_SIZE        0x100
#define AR71XX_PLL_BASE         (AR71XX_APB_BASE + 0x00050000)
#define AR71XX_PLL_SIZE         0x100
#define AR71XX_RESET_BASE       (AR71XX_APB_BASE + 0x00060000)
#define AR71XX_RESET_SIZE       0x100

#define AR7240_USB_CTRL_BASE    (AR71XX_APB_BASE + 0x00030000)
#define AR7240_USB_CTRL_SIZE    0x100
#define AR7240_OHCI_BASE        0x1b000000
#define AR7240_OHCI_SIZE        0x1000

#define AR724X_EHCI_BASE        0x1b000000
#define AR724X_EHCI_SIZE        0x1000

#define AR913X_EHCI_BASE        0x1b000000
#define AR913X_EHCI_SIZE        0x1000
#define AR913X_WMAC_BASE        (AR71XX_APB_BASE + 0x000C0000)
#define AR913X_WMAC_SIZE        0x30000

#define AR933X_UART_BASE        (AR71XX_APB_BASE + 0x00020000)
#define AR933X_UART_SIZE        0x14
#define AR933X_WMAC_BASE        (AR71XX_APB_BASE + 0x00100000)
#define AR933X_WMAC_SIZE        0x20000
#define AR933X_EHCI_BASE        0x1b000000
#define AR933X_EHCI_SIZE        0x1000

/*
 * DDR_CTRL block
 */
#define AR71XX_DDR_REG_PCI_WIN0         0x7c
#define AR71XX_DDR_REG_PCI_WIN1         0x80
#define AR71XX_DDR_REG_PCI_WIN2         0x84
#define AR71XX_DDR_REG_PCI_WIN3         0x88
#define AR71XX_DDR_REG_PCI_WIN4         0x8c
#define AR71XX_DDR_REG_PCI_WIN5         0x90
#define AR71XX_DDR_REG_PCI_WIN6         0x94
#define AR71XX_DDR_REG_PCI_WIN7         0x98
#define AR71XX_DDR_REG_FLUSH_GE0        0x9c
#define AR71XX_DDR_REG_FLUSH_GE1        0xa0
#define AR71XX_DDR_REG_FLUSH_USB        0xa4
#define AR71XX_DDR_REG_FLUSH_PCI        0xa8

#define AR724X_DDR_REG_FLUSH_GE0        0x7c
#define AR724X_DDR_REG_FLUSH_GE1        0x80
#define AR724X_DDR_REG_FLUSH_USB        0x84
#define AR724X_DDR_REG_FLUSH_PCIE       0x88

#define AR913X_DDR_REG_FLUSH_GE0        0x7c
#define AR913X_DDR_REG_FLUSH_GE1        0x80
#define AR913X_DDR_REG_FLUSH_USB        0x84
#define AR913X_DDR_REG_FLUSH_WMAC       0x88

#define AR933X_DDR_REG_FLUSH_GE0        0x7c
#define AR933X_DDR_REG_FLUSH_GE1        0x80
#define AR933X_DDR_REG_FLUSH_USB        0x84
#define AR933X_DDR_REG_FLUSH_WMAC       0x88

/*
 * PLL block
 */
#define AR71XX_PLL_REG_CPU_CONFIG       0x00
#define AR71XX_PLL_REG_SEC_CONFIG       0x04
#define AR71XX_PLL_REG_ETH0_INT_CLOCK   0x10
#define AR71XX_PLL_REG_ETH1_INT_CLOCK   0x14

#define AR71XX_PLL_DIV_SHIFT            3
#define AR71XX_PLL_DIV_MASK             0x1f
#define AR71XX_CPU_DIV_SHIFT            16
#define AR71XX_CPU_DIV_MASK             0x3
#define AR71XX_DDR_DIV_SHIFT            18
#define AR71XX_DDR_DIV_MASK             0x3
#define AR71XX_AHB_DIV_SHIFT            20
#define AR71XX_AHB_DIV_MASK             0x7

#define AR724X_PLL_REG_CPU_CONFIG       0x00
#define AR724X_PLL_REG_PCIE_CONFIG      0x18

#define AR724X_PLL_DIV_SHIFT            0
#define AR724X_PLL_DIV_MASK             0x3ff
#define AR724X_PLL_REF_DIV_SHIFT        10
#define AR724X_PLL_REF_DIV_MASK         0xf
#define AR724X_AHB_DIV_SHIFT            19
#define AR724X_AHB_DIV_MASK             0x1
#define AR724X_DDR_DIV_SHIFT            22
#define AR724X_DDR_DIV_MASK             0x3

#define AR913X_PLL_REG_CPU_CONFIG       0x00
#define AR913X_PLL_REG_ETH_CONFIG       0x04
#define AR913X_PLL_REG_ETH0_INT_CLOCK   0x14
#define AR913X_PLL_REG_ETH1_INT_CLOCK   0x18

#define AR913X_PLL_DIV_SHIFT            0
#define AR913X_PLL_DIV_MASK             0x3ff
#define AR913X_DDR_DIV_SHIFT            22
#define AR913X_DDR_DIV_MASK             0x3
#define AR913X_AHB_DIV_SHIFT            19
#define AR913X_AHB_DIV_MASK             0x1

#define AR933X_PLL_CPU_CONFIG_REG       0x00
#define AR933X_PLL_CLOCK_CTRL_REG       0x08

#define AR933X_PLL_CPU_CONFIG_NINT_SHIFT        10
#define AR933X_PLL_CPU_CONFIG_NINT_MASK         0x3f
#define AR933X_PLL_CPU_CONFIG_REFDIV_SHIFT      16
#define AR933X_PLL_CPU_CONFIG_REFDIV_MASK       0x1f
#define AR933X_PLL_CPU_CONFIG_OUTDIV_SHIFT      23
#define AR933X_PLL_CPU_CONFIG_OUTDIV_MASK       0x7

#define AR933X_PLL_CLOCK_CTRL_BYPASS            BIT(2)
#define AR933X_PLL_CLOCK_CTRL_CPU_DIV_SHIFT     5
#define AR933X_PLL_CLOCK_CTRL_CPU_DIV_MASK      0x3
#define AR933X_PLL_CLOCK_CTRL_DDR_DIV_SHIFT     10
#define AR933X_PLL_CLOCK_CTRL_DDR_DIV_MASK      0x3
#define AR933X_PLL_CLOCK_CTRL_AHB_DIV_SHIFT     15
#define AR933X_PLL_CLOCK_CTRL_AHB_DIV_MASK      0x7

/*
 * USB_CONFIG block
 */
#define AR71XX_USB_CTRL_REG_FLADJ       0x00
#define AR71XX_USB_CTRL_REG_CONFIG      0x04

/*
 * RESET block
 */
#define AR71XX_RESET_REG_TIMER                  0x00
#define AR71XX_RESET_REG_TIMER_RELOAD           0x04
#define AR71XX_RESET_REG_WDOG_CTRL              0x08
#define AR71XX_RESET_REG_WDOG                   0x0c
#define AR71XX_RESET_REG_MISC_INT_STATUS        0x10
#define AR71XX_RESET_REG_MISC_INT_ENABLE        0x14
#define AR71XX_RESET_REG_PCI_INT_STATUS         0x18
#define AR71XX_RESET_REG_PCI_INT_ENABLE         0x1c
#define AR71XX_RESET_REG_GLOBAL_INT_STATUS      0x20
#define AR71XX_RESET_REG_RESET_MODULE           0x24
#define AR71XX_RESET_REG_PERFC_CTRL             0x2c
#define AR71XX_RESET_REG_PERFC0                 0x30
#define AR71XX_RESET_REG_PERFC1                 0x34
#define AR71XX_RESET_REG_REV_ID                 0x90

#define AR913X_RESET_REG_GLOBAL_INT_STATUS      0x18
#define AR913X_RESET_REG_RESET_MODULE           0x1c
#define AR913X_RESET_REG_PERF_CTRL              0x20
#define AR913X_RESET_REG_PERFC0                 0x24
#define AR913X_RESET_REG_PERFC1                 0x28

#define AR724X_RESET_REG_RESET_MODULE           0x1c

#define AR933X_RESET_REG_RESET_MODULE           0x1c
#define AR933X_RESET_REG_BOOTSTRAP              0xac

#define MISC_INT_ETHSW                  BIT(12)
#define MISC_INT_TIMER4                 BIT(10)
#define MISC_INT_TIMER3                 BIT(9)
#define MISC_INT_TIMER2                 BIT(8)
#define MISC_INT_DMA                    BIT(7)
#define MISC_INT_OHCI                   BIT(6)
#define MISC_INT_PERFC                  BIT(5)
#define MISC_INT_WDOG                   BIT(4)
#define MISC_INT_UART                   BIT(3)
#define MISC_INT_GPIO                   BIT(2)
#define MISC_INT_ERROR                  BIT(1)
#define MISC_INT_TIMER                  BIT(0)

#define AR71XX_RESET_EXTERNAL           BIT(28)
#define AR71XX_RESET_FULL_CHIP          BIT(24)
#define AR71XX_RESET_CPU_NMI            BIT(21)
#define AR71XX_RESET_CPU_COLD           BIT(20)
#define AR71XX_RESET_DMA                BIT(19)
#define AR71XX_RESET_SLIC               BIT(18)
#define AR71XX_RESET_STEREO             BIT(17)
#define AR71XX_RESET_DDR                BIT(16)
#define AR71XX_RESET_GE1_MAC            BIT(13)
#define AR71XX_RESET_GE1_PHY            BIT(12)
#define AR71XX_RESET_USBSUS_OVERRIDE    BIT(10)
#define AR71XX_RESET_GE0_MAC            BIT(9)
#define AR71XX_RESET_GE0_PHY            BIT(8)
#define AR71XX_RESET_USB_OHCI_DLL       BIT(6)
#define AR71XX_RESET_USB_HOST           BIT(5)
#define AR71XX_RESET_USB_PHY            BIT(4)
#define AR71XX_RESET_PCI_BUS            BIT(1)
#define AR71XX_RESET_PCI_CORE           BIT(0)

#define AR7240_RESET_USB_HOST           BIT(5)
#define AR7240_RESET_OHCI_DLL           BIT(3)

#define AR724X_RESET_GE1_MDIO           BIT(23)
#define AR724X_RESET_GE0_MDIO           BIT(22)
#define AR724X_RESET_PCIE_PHY_SERIAL    BIT(10)
#define AR724X_RESET_PCIE_PHY           BIT(7)
#define AR724X_RESET_PCIE               BIT(6)
#define AR724X_RESET_USB_HOST           BIT(5)
#define AR724X_RESET_USB_PHY            BIT(4)
#define AR724X_RESET_USBSUS_OVERRIDE    BIT(3)

#define AR913X_RESET_AMBA2WMAC          BIT(22)
#define AR913X_RESET_USBSUS_OVERRIDE    BIT(10)
#define AR913X_RESET_USB_HOST           BIT(5)
#define AR913X_RESET_USB_PHY            BIT(4)

#define AR933X_RESET_WMAC               BIT(11)
#define AR933X_RESET_USB_HOST           BIT(5)
#define AR933X_RESET_USB_PHY            BIT(4)
#define AR933X_RESET_USBSUS_OVERRIDE    BIT(3)

#define AR933X_BOOTSTRAP_REF_CLK_40     BIT(0)

#define REV_ID_MAJOR_MASK               0xfff0
#define REV_ID_MAJOR_AR71XX             0x00a0
#define REV_ID_MAJOR_AR913X             0x00b0
#define REV_ID_MAJOR_AR7240             0x00c0
#define REV_ID_MAJOR_AR7241             0x0100
#define REV_ID_MAJOR_AR7242             0x1100
#define REV_ID_MAJOR_AR9330             0x0110
#define REV_ID_MAJOR_AR9331             0x1110

#define AR71XX_REV_ID_MINOR_MASK        0x3
#define AR71XX_REV_ID_MINOR_AR7130      0x0
#define AR71XX_REV_ID_MINOR_AR7141      0x1
#define AR71XX_REV_ID_MINOR_AR7161      0x2
#define AR71XX_REV_ID_REVISION_MASK     0x3
#define AR71XX_REV_ID_REVISION_SHIFT    2

#define AR913X_REV_ID_MINOR_MASK        0x3
#define AR913X_REV_ID_MINOR_AR9130      0x0
#define AR913X_REV_ID_MINOR_AR9132      0x1
#define AR913X_REV_ID_REVISION_MASK     0x3
#define AR913X_REV_ID_REVISION_SHIFT    2

#define AR933X_REV_ID_REVISION_MASK     0x3

#define AR724X_REV_ID_REVISION_MASK     0x3

/*
 * SPI block
 */
#define AR71XX_SPI_REG_FS       0x00    /* Function Select */
#define AR71XX_SPI_REG_CTRL     0x04    /* SPI Control */
#define AR71XX_SPI_REG_IOC      0x08    /* SPI I/O Control */
#define AR71XX_SPI_REG_RDS      0x0c    /* Read Data Shift */

#define AR71XX_SPI_FS_GPIO      BIT(0)  /* Enable GPIO mode */

#define AR71XX_SPI_CTRL_RD      BIT(6)  /* Remap Disable */
#define AR71XX_SPI_CTRL_DIV_MASK 0x3f

#define AR71XX_SPI_IOC_DO       BIT(0)  /* Data Out pin */
#define AR71XX_SPI_IOC_CLK      BIT(8)  /* CLK pin */
#define AR71XX_SPI_IOC_CS(n)    BIT(16 + (n))
#define AR71XX_SPI_IOC_CS0      AR71XX_SPI_IOC_CS(0)
#define AR71XX_SPI_IOC_CS1      AR71XX_SPI_IOC_CS(1)
#define AR71XX_SPI_IOC_CS2      AR71XX_SPI_IOC_CS(2)
#define AR71XX_SPI_IOC_CS_ALL   (AR71XX_SPI_IOC_CS0 | AR71XX_SPI_IOC_CS1 | \
                                 AR71XX_SPI_IOC_CS2)

/*
 * GPIO block
 */
#define AR71XX_GPIO_REG_OE              0x00
#define AR71XX_GPIO_REG_IN              0x04
#define AR71XX_GPIO_REG_OUT             0x08
#define AR71XX_GPIO_REG_SET             0x0c
#define AR71XX_GPIO_REG_CLEAR           0x10
#define AR71XX_GPIO_REG_INT_MODE        0x14
#define AR71XX_GPIO_REG_INT_TYPE        0x18
#define AR71XX_GPIO_REG_INT_POLARITY    0x1c
#define AR71XX_GPIO_REG_INT_PENDING     0x20
#define AR71XX_GPIO_REG_INT_ENABLE      0x24
#define AR71XX_GPIO_REG_FUNC            0x28

#define AR71XX_GPIO_COUNT               16
#define AR724X_GPIO_COUNT               18
#define AR913X_GPIO_COUNT               22
#define AR933X_GPIO_COUNT               30

#endif /* __ASM_MACH_AR71XX_REGS_H */