treewide: remove redundant IS_ERR() before error code check

[linux/fpc-iii.git] / arch / mips / include / asm / mach-ralink / rt3883.h

/* SPDX-License-Identifier: GPL-2.0-only */
/*
 * Ralink RT3662/RT3883 SoC register definitions
 *
 * Copyright (C) 2011-2012 Gabor Juhos <juhosg@openwrt.org>
 */

#ifndef _RT3883_REGS_H_
#define _RT3883_REGS_H_

#include <linux/bitops.h>

#define RT3883_SDRAM_BASE       0x00000000
#define RT3883_SYSC_BASE        0x10000000
#define RT3883_TIMER_BASE       0x10000100
#define RT3883_INTC_BASE        0x10000200
#define RT3883_MEMC_BASE        0x10000300
#define RT3883_UART0_BASE       0x10000500
#define RT3883_PIO_BASE         0x10000600
#define RT3883_FSCC_BASE        0x10000700
#define RT3883_NANDC_BASE       0x10000810
#define RT3883_I2C_BASE         0x10000900
#define RT3883_I2S_BASE         0x10000a00
#define RT3883_SPI_BASE         0x10000b00
#define RT3883_UART1_BASE       0x10000c00
#define RT3883_PCM_BASE         0x10002000
#define RT3883_GDMA_BASE        0x10002800
#define RT3883_CODEC1_BASE      0x10003000
#define RT3883_CODEC2_BASE      0x10003800
#define RT3883_FE_BASE          0x10100000
#define RT3883_ROM_BASE         0x10118000
#define RT3883_USBDEV_BASE      0x10112000
#define RT3883_PCI_BASE         0x10140000
#define RT3883_WLAN_BASE        0x10180000
#define RT3883_USBHOST_BASE     0x101c0000
#define RT3883_BOOT_BASE        0x1c000000
#define RT3883_SRAM_BASE        0x1e000000
#define RT3883_PCIMEM_BASE      0x20000000

#define RT3883_EHCI_BASE        (RT3883_USBHOST_BASE)
#define RT3883_OHCI_BASE        (RT3883_USBHOST_BASE + 0x1000)

#define RT3883_SYSC_SIZE        0x100
#define RT3883_TIMER_SIZE       0x100
#define RT3883_INTC_SIZE        0x100
#define RT3883_MEMC_SIZE        0x100
#define RT3883_UART0_SIZE       0x100
#define RT3883_UART1_SIZE       0x100
#define RT3883_PIO_SIZE         0x100
#define RT3883_FSCC_SIZE        0x100
#define RT3883_NANDC_SIZE       0x0f0
#define RT3883_I2C_SIZE         0x100
#define RT3883_I2S_SIZE         0x100
#define RT3883_SPI_SIZE         0x100
#define RT3883_PCM_SIZE         0x800
#define RT3883_GDMA_SIZE        0x800
#define RT3883_CODEC1_SIZE      0x800
#define RT3883_CODEC2_SIZE      0x800
#define RT3883_FE_SIZE          0x10000
#define RT3883_ROM_SIZE         0x4000
#define RT3883_USBDEV_SIZE      0x4000
#define RT3883_PCI_SIZE         0x40000
#define RT3883_WLAN_SIZE        0x40000
#define RT3883_USBHOST_SIZE     0x40000
#define RT3883_BOOT_SIZE        (32 * 1024 * 1024)
#define RT3883_SRAM_SIZE        (32 * 1024 * 1024)

/* SYSC registers */
#define RT3883_SYSC_REG_CHIPID0_3       0x00    /* Chip ID 0 */
#define RT3883_SYSC_REG_CHIPID4_7       0x04    /* Chip ID 1 */
#define RT3883_SYSC_REG_REVID           0x0c    /* Chip Revision Identification */
#define RT3883_SYSC_REG_SYSCFG0         0x10    /* System Configuration 0 */
#define RT3883_SYSC_REG_SYSCFG1         0x14    /* System Configuration 1 */
#define RT3883_SYSC_REG_CLKCFG0         0x2c    /* Clock Configuration 0 */
#define RT3883_SYSC_REG_CLKCFG1         0x30    /* Clock Configuration 1 */
#define RT3883_SYSC_REG_RSTCTRL         0x34    /* Reset Control*/
#define RT3883_SYSC_REG_RSTSTAT         0x38    /* Reset Status*/
#define RT3883_SYSC_REG_USB_PS          0x5c    /* USB Power saving control */
#define RT3883_SYSC_REG_GPIO_MODE       0x60    /* GPIO Purpose Select */
#define RT3883_SYSC_REG_PCIE_CLK_GEN0   0x7c
#define RT3883_SYSC_REG_PCIE_CLK_GEN1   0x80
#define RT3883_SYSC_REG_PCIE_CLK_GEN2   0x84
#define RT3883_SYSC_REG_PMU             0x88
#define RT3883_SYSC_REG_PMU1            0x8c

#define RT3883_CHIP_NAME0               0x38335452
#define RT3883_CHIP_NAME1               0x20203338

#define RT3883_REVID_VER_ID_MASK        0x0f
#define RT3883_REVID_VER_ID_SHIFT       8
#define RT3883_REVID_ECO_ID_MASK        0x0f

#define RT3883_SYSCFG0_DRAM_TYPE_DDR2   BIT(17)
#define RT3883_SYSCFG0_CPUCLK_SHIFT     8
#define RT3883_SYSCFG0_CPUCLK_MASK      0x3
#define RT3883_SYSCFG0_CPUCLK_250       0x0
#define RT3883_SYSCFG0_CPUCLK_384       0x1
#define RT3883_SYSCFG0_CPUCLK_480       0x2
#define RT3883_SYSCFG0_CPUCLK_500       0x3

#define RT3883_SYSCFG1_USB0_HOST_MODE   BIT(10)
#define RT3883_SYSCFG1_PCIE_RC_MODE     BIT(8)
#define RT3883_SYSCFG1_PCI_HOST_MODE    BIT(7)
#define RT3883_SYSCFG1_PCI_66M_MODE     BIT(6)
#define RT3883_SYSCFG1_GPIO2_AS_WDT_OUT BIT(2)

#define RT3883_CLKCFG1_PCIE_CLK_EN      BIT(21)
#define RT3883_CLKCFG1_UPHY1_CLK_EN     BIT(20)
#define RT3883_CLKCFG1_PCI_CLK_EN       BIT(19)
#define RT3883_CLKCFG1_UPHY0_CLK_EN     BIT(18)

#define RT3883_GPIO_MODE_UART0_SHIFT    2
#define RT3883_GPIO_MODE_UART0_MASK     0x7
#define RT3883_GPIO_MODE_UART0(x)       ((x) << RT3883_GPIO_MODE_UART0_SHIFT)
#define RT3883_GPIO_MODE_UARTF          0x0
#define RT3883_GPIO_MODE_PCM_UARTF      0x1
#define RT3883_GPIO_MODE_PCM_I2S        0x2
#define RT3883_GPIO_MODE_I2S_UARTF      0x3
#define RT3883_GPIO_MODE_PCM_GPIO       0x4
#define RT3883_GPIO_MODE_GPIO_UARTF     0x5
#define RT3883_GPIO_MODE_GPIO_I2S       0x6
#define RT3883_GPIO_MODE_GPIO           0x7

#define RT3883_GPIO_MODE_I2C            0
#define RT3883_GPIO_MODE_SPI            1
#define RT3883_GPIO_MODE_UART1          5
#define RT3883_GPIO_MODE_JTAG           6
#define RT3883_GPIO_MODE_MDIO           7
#define RT3883_GPIO_MODE_GE1            9
#define RT3883_GPIO_MODE_GE2            10

#define RT3883_GPIO_MODE_PCI_SHIFT      11
#define RT3883_GPIO_MODE_PCI_MASK       0x7
#define RT3883_GPIO_MODE_PCI            (RT3883_GPIO_MODE_PCI_MASK << RT3883_GPIO_MODE_PCI_SHIFT)
#define RT3883_GPIO_MODE_LNA_A_SHIFT    16
#define RT3883_GPIO_MODE_LNA_A_MASK     0x3
#define _RT3883_GPIO_MODE_LNA_A(_x)     ((_x) << RT3883_GPIO_MODE_LNA_A_SHIFT)
#define RT3883_GPIO_MODE_LNA_A_GPIO     0x3
#define RT3883_GPIO_MODE_LNA_A          _RT3883_GPIO_MODE_LNA_A(RT3883_GPIO_MODE_LNA_A_MASK)
#define RT3883_GPIO_MODE_LNA_G_SHIFT    18
#define RT3883_GPIO_MODE_LNA_G_MASK     0x3
#define _RT3883_GPIO_MODE_LNA_G(_x)     ((_x) << RT3883_GPIO_MODE_LNA_G_SHIFT)
#define RT3883_GPIO_MODE_LNA_G_GPIO     0x3
#define RT3883_GPIO_MODE_LNA_G          _RT3883_GPIO_MODE_LNA_G(RT3883_GPIO_MODE_LNA_G_MASK)

#define RT3883_GPIO_I2C_SD              1
#define RT3883_GPIO_I2C_SCLK            2
#define RT3883_GPIO_SPI_CS0             3
#define RT3883_GPIO_SPI_CLK             4
#define RT3883_GPIO_SPI_MOSI            5
#define RT3883_GPIO_SPI_MISO            6
#define RT3883_GPIO_7                   7
#define RT3883_GPIO_10                  10
#define RT3883_GPIO_11                  11
#define RT3883_GPIO_14                  14
#define RT3883_GPIO_UART1_TXD           15
#define RT3883_GPIO_UART1_RXD           16
#define RT3883_GPIO_JTAG_TDO            17
#define RT3883_GPIO_JTAG_TDI            18
#define RT3883_GPIO_JTAG_TMS            19
#define RT3883_GPIO_JTAG_TCLK           20
#define RT3883_GPIO_JTAG_TRST_N         21
#define RT3883_GPIO_MDIO_MDC            22
#define RT3883_GPIO_MDIO_MDIO           23
#define RT3883_GPIO_LNA_PE_A0           32
#define RT3883_GPIO_LNA_PE_A1           33
#define RT3883_GPIO_LNA_PE_A2           34
#define RT3883_GPIO_LNA_PE_G0           35
#define RT3883_GPIO_LNA_PE_G1           36
#define RT3883_GPIO_LNA_PE_G2           37
#define RT3883_GPIO_PCI_AD0             40
#define RT3883_GPIO_PCI_AD31            71
#define RT3883_GPIO_GE2_TXD0            72
#define RT3883_GPIO_GE2_TXD1            73
#define RT3883_GPIO_GE2_TXD2            74
#define RT3883_GPIO_GE2_TXD3            75
#define RT3883_GPIO_GE2_TXEN            76
#define RT3883_GPIO_GE2_TXCLK           77
#define RT3883_GPIO_GE2_RXD0            78
#define RT3883_GPIO_GE2_RXD1            79
#define RT3883_GPIO_GE2_RXD2            80
#define RT3883_GPIO_GE2_RXD3            81
#define RT3883_GPIO_GE2_RXDV            82
#define RT3883_GPIO_GE2_RXCLK           83
#define RT3883_GPIO_GE1_TXD0            84
#define RT3883_GPIO_GE1_TXD1            85
#define RT3883_GPIO_GE1_TXD2            86
#define RT3883_GPIO_GE1_TXD3            87
#define RT3883_GPIO_GE1_TXEN            88
#define RT3883_GPIO_GE1_TXCLK           89
#define RT3883_GPIO_GE1_RXD0            90
#define RT3883_GPIO_GE1_RXD1            91
#define RT3883_GPIO_GE1_RXD2            92
#define RT3883_GPIO_GE1_RXD3            93
#define RT3883_GPIO_GE1_RXDV            94
#define RT3883_GPIO_GE1_RXCLK   95

#define RT3883_RSTCTRL_PCIE_PCI_PDM     BIT(27)
#define RT3883_RSTCTRL_FLASH            BIT(26)
#define RT3883_RSTCTRL_UDEV             BIT(25)
#define RT3883_RSTCTRL_PCI              BIT(24)
#define RT3883_RSTCTRL_PCIE             BIT(23)
#define RT3883_RSTCTRL_UHST             BIT(22)
#define RT3883_RSTCTRL_FE               BIT(21)
#define RT3883_RSTCTRL_WLAN             BIT(20)
#define RT3883_RSTCTRL_UART1            BIT(29)
#define RT3883_RSTCTRL_SPI              BIT(18)
#define RT3883_RSTCTRL_I2S              BIT(17)
#define RT3883_RSTCTRL_I2C              BIT(16)
#define RT3883_RSTCTRL_NAND             BIT(15)
#define RT3883_RSTCTRL_DMA              BIT(14)
#define RT3883_RSTCTRL_PIO              BIT(13)
#define RT3883_RSTCTRL_UART             BIT(12)
#define RT3883_RSTCTRL_PCM              BIT(11)
#define RT3883_RSTCTRL_MC               BIT(10)
#define RT3883_RSTCTRL_INTC             BIT(9)
#define RT3883_RSTCTRL_TIMER            BIT(8)
#define RT3883_RSTCTRL_SYS              BIT(0)

#define RT3883_INTC_INT_SYSCTL  BIT(0)
#define RT3883_INTC_INT_TIMER0  BIT(1)
#define RT3883_INTC_INT_TIMER1  BIT(2)
#define RT3883_INTC_INT_IA      BIT(3)
#define RT3883_INTC_INT_PCM     BIT(4)
#define RT3883_INTC_INT_UART0   BIT(5)
#define RT3883_INTC_INT_PIO     BIT(6)
#define RT3883_INTC_INT_DMA     BIT(7)
#define RT3883_INTC_INT_NAND    BIT(8)
#define RT3883_INTC_INT_PERFC   BIT(9)
#define RT3883_INTC_INT_I2S     BIT(10)
#define RT3883_INTC_INT_UART1   BIT(12)
#define RT3883_INTC_INT_UHST    BIT(18)
#define RT3883_INTC_INT_UDEV    BIT(19)

/* FLASH/SRAM/Codec Controller registers */
#define RT3883_FSCC_REG_FLASH_CFG0      0x00
#define RT3883_FSCC_REG_FLASH_CFG1      0x04
#define RT3883_FSCC_REG_CODEC_CFG0      0x40
#define RT3883_FSCC_REG_CODEC_CFG1      0x44

#define RT3883_FLASH_CFG_WIDTH_SHIFT    26
#define RT3883_FLASH_CFG_WIDTH_MASK     0x3
#define RT3883_FLASH_CFG_WIDTH_8BIT     0x0
#define RT3883_FLASH_CFG_WIDTH_16BIT    0x1
#define RT3883_FLASH_CFG_WIDTH_32BIT    0x2

#define RT3883_SDRAM_BASE               0x00000000
#define RT3883_MEM_SIZE_MIN             2
#define RT3883_MEM_SIZE_MAX             256

#endif /* _RT3883_REGS_H_ */