405 lines
14 KiB
C
405 lines
14 KiB
C
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/*
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* Atheros AR933x SOC registers definitions
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*
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* Copyright (C) 2014 Piotr Dymacz <piotr@dymacz.pl>
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* Copyright (C) 2008-2010 Atheros Communications Inc.
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*
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* SPDX-License-Identifier:GPL-2.0
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*/
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#ifndef _AR933X_H_
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#define _AR933X_H_
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/*
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* Helper macros
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*/
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#define _BIT(_x) (1 << (_x))
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#define _BITS(_start, _bits) (((1UL << (_bits)) - 1) << _start)
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/*
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* Address map
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*/
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#define DDR_BASE_REG 0x00000000
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#define APB_BASE_REG 0x18000000
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#define ETH0_AHB_BASE_REG 0x19000000
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#define ETH1_AHB_BASE_REG 0x1A000000
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#define USB_AHB_BASE_REG 0x1B000000
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#define FLASH_BASE_REG 0x1F000000
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/*
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* APB block
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*/
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#define DDR_CTRL_BASE_REG APB_BASE_REG + 0x00000000
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#define UART_BASE_REG APB_BASE_REG + 0x00020000
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#define USB_CONFIG_BASE_REG APB_BASE_REG + 0x00030000
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#define GPIO_BASE_REG APB_BASE_REG + 0x00040000
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#define PLL_BASE_REG APB_BASE_REG + 0x00050000
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#define RESET_BASE_REG APB_BASE_REG + 0x00060000
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#define GMAC_BASE_REG APB_BASE_REG + 0x00070000
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#define SLIC_BASE_REG APB_BASE_REG + 0x00090000
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#define RTC_BASE_REG APB_BASE_REG + 0x00107000
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/*
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* DDR registers
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*/
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#define DDR_CONFIG_REG DDR_CTRL_BASE_REG + 0x00
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#define DDR_CONFIG2_REG DDR_CTRL_BASE_REG + 0x04
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#define DDR_MODE_REG DDR_CTRL_BASE_REG + 0x08
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#define DDR_EXTENDED_MODE_REG DDR_CTRL_BASE_REG + 0x0C
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#define DDR_CONTROL_REG DDR_CTRL_BASE_REG + 0x10
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#define DDR_REFRESH_REG DDR_CTRL_BASE_REG + 0x14
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#define DDR_RD_DATA_THIS_CYCLE_REG DDR_CTRL_BASE_REG + 0x18
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#define DDR_TAP_CONTROL_0_REG DDR_CTRL_BASE_REG + 0x1C
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#define DDR_TAP_CONTROL_1_REG DDR_CTRL_BASE_REG + 0x20
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#define DDR_WB_FLUSH_GE0_REG DDR_CTRL_BASE_REG + 0x7C
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#define DDR_WB_FLUSH_GE1_REG DDR_CTRL_BASE_REG + 0x80
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#define DDR_WB_FLUSH_USB_REG DDR_CTRL_BASE_REG + 0x84
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#define DDR_DDR2_CONFIG_REG DDR_CTRL_BASE_REG + 0x8C
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#define DDR_EMR2_REG DDR_CTRL_BASE_REG + 0x90
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#define DDR_EMR3_REG DDR_CTRL_BASE_REG + 0x94
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#define DDR_BURST_REG DDR_CTRL_BASE_REG + 0x98
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/*
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* AHB
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*/
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#define AHB_MASTER_TOUT_MAX_REG APB_BASE_REG + 0x9C
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#define AHB_MASTER_TOUT_CURRENT_REG APB_BASE_REG + 0xA0
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#define AHB_MASTER_TOUT_SLV_ADDR_REG APB_BASE_REG + 0xA4
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/*
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* UART registers
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*/
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#define UART_DATA_REG UART_BASE_REG + 0x00
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#define UART_CS_REG UART_BASE_REG + 0x04
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#define UART_CLOCK_REG UART_BASE_REG + 0x08
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#define UART_INT_REG UART_BASE_REG + 0x0C
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#define UART_INT_EN_REG UART_BASE_REG + 0x10
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/*
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* UART registers _BIT fields
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*/
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#define UART_CS_PAR_MODE_SHIFT 0
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#define UART_CS_PAR_MODE_MASK _BITS(UART_CS_PAR_MODE_SHIFT, 2)
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#define UART_CS_PAR_MODE_NO_VAL 0x0
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#define UART_CS_PAR_MODE_ODD_VAL 0x2
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#define UART_CS_PAR_MODE_OVEN_VAL 0x3
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#define UART_CS_IFACE_MODE_SHIFT 2
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#define UART_CS_IFACE_MODE_MASK _BITS(UART_CS_IFACE_MODE_SHIFT, 2)
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#define UART_CS_IFACE_MODE_DISABLE_VAL 0x0
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#define UART_CS_IFACE_MODE_DTE_VAL 0x1
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#define UART_CS_IFACE_MODE_DCE_VAL 0x2
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#define UART_CS_FLOW_MODE_SHIFT 4
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#define UART_CS_FLOW_MODE_MASK _BITS(UART_CS_FLOW_MODE_SHIFT, 2)
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#define UART_CS_FLOW_MODE_NO_VAL 0x0
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#define UART_CS_FLOW_MODE_HW_VAL 0x2
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#define UART_CS_FLOW_MODE_INV_VAL 0x3
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#define UART_CS_DMA_EN_SHIFT 6
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#define UART_CS_DMA_EN_MASK (1 << UART_CS_DMA_EN_SHIFT)
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#define UART_CS_RX_READY_ORIDE_SHIFT 7
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#define UART_CS_RX_READY_ORIDE_MASK (1 << UART_CS_RX_READY_ORIDE_SHIFT)
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#define UART_CS_TX_READY_ORIDE_SHIFT 8
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#define UART_CS_TX_READY_ORIDE_MASK (1 << UART_CS_TX_READY_ORIDE_SHIFT)
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#define UART_CS_TX_READY_SHIFT 9
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#define UART_CS_TX_READY_MASK (1 << UART_CS_TX_READY_SHIFT)
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#define UART_CS_RX_BREAK_SHIFT 10
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#define UART_CS_RX_BREAK_MASK (1 << UART_CS_RX_BREAK_SHIFT)
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#define UART_CS_TX_BREAK_SHIFT 11
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#define UART_CS_TX_BREAK_MASK (1 << UART_CS_TX_BREAK_SHIFT)
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#define UART_CS_HOST_INT_SHIFT 12
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#define UART_CS_HOST_INT_MASK (1 << UART_CS_HOST_INT_SHIFT)
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#define UART_CS_HOST_INT_EN_SHIFT 13
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#define UART_CS_HOST_INT_EN_MASK (1 << UART_CS_HOST_INT_EN_SHIFT)
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#define UART_CS_TX_BUSY_SHIFT 14
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#define UART_CS_TX_BUSY_MASK (1 << UART_CS_TX_BUSY_SHIFT)
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#define UART_CS_RX_BUSY_SHIFT 15
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#define UART_CS_RX_BUSY_MASK (1 << UART_CS_RX_BUSY_SHIFT)
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#define UART_RX_CSR_SHIFT 8
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#define UART_RX_CSR_MASK (1 << UART_RX_CSR_SHIFT)
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#define UART_TX_CSR_SHIFT 9
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#define UART_TX_CSR_MASK (1 << UART_TX_CSR_SHIFT)
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#define UART_TX_RX_DATA_SHIFT 0
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#define UART_TX_RX_DATA_MASK _BITS(UART_TX_RX_DATA_SHIFT, 8)
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#define UART_CLOCK_SCALE_SHIFT 16
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#define UART_CLOCK_SCALE_MASK _BITS(UART_CLOCK_SCALE_SHIFT, 8)
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#define UART_CLOCK_STEP_SHIFT 0
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#define UART_CLOCK_STEP_MASK _BITS(UART_CLOCK_STEP_SHIFT, 16)
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#define UART_CLOCK_SCALE_MAX_VAL 0xFF
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#define UART_CLOCK_STEP_MAX_VAL 0xFFFF
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/*
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* GPIO registers
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*/
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#define GPIO_COUNT 30
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#define GPIO_OE_REG GPIO_BASE_REG + 0x00
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#define GPIO_IN_REG GPIO_BASE_REG + 0x04
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#define GPIO_OUT_REG GPIO_BASE_REG + 0x08
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#define GPIO_SET_REG GPIO_BASE_REG + 0x0C
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#define GPIO_CLEAR_REG GPIO_BASE_REG + 0x10
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#define GPIO_INT_ENABLE_REG GPIO_BASE_REG + 0x14
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#define GPIO_INT_TYPE_REG GPIO_BASE_REG + 0x18
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#define GPIO_INT_POLARITY_REG GPIO_BASE_REG + 0x1C
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#define GPIO_INT_PENDING_REG GPIO_BASE_REG + 0x20
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#define GPIO_INT_MASK_REG GPIO_BASE_REG + 0x24
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#define GPIO_FUNCTION_1_REG GPIO_BASE_REG + 0x28
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#define GPIO_IN_ETH_SWITCH_LED_REG GPIO_BASE_REG + 0x2C
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#define GPIO_FUNCTION_2_REG GPIO_BASE_REG + 0x30
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/*
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* GPIO registers _BIT fields
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*/
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#define _GPIO_X_MASK(_gpio) (1 << _gpio)
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#define GPIO0 _GPIO_X_MASK(0)
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#define GPIO1 _GPIO_X_MASK(1)
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#define GPIO2 _GPIO_X_MASK(2)
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#define GPIO3 _GPIO_X_MASK(3)
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#define GPIO4 _GPIO_X_MASK(4)
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#define GPIO5 _GPIO_X_MASK(5)
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#define GPIO6 _GPIO_X_MASK(6)
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#define GPIO7 _GPIO_X_MASK(7)
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#define GPIO8 _GPIO_X_MASK(8)
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#define GPIO9 _GPIO_X_MASK(9)
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#define GPIO10 _GPIO_X_MASK(10)
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#define GPIO11 _GPIO_X_MASK(11)
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#define GPIO12 _GPIO_X_MASK(12)
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#define GPIO13 _GPIO_X_MASK(13)
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#define GPIO14 _GPIO_X_MASK(14)
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#define GPIO15 _GPIO_X_MASK(15)
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#define GPIO16 _GPIO_X_MASK(16)
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#define GPIO17 _GPIO_X_MASK(17)
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#define GPIO18 _GPIO_X_MASK(18)
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#define GPIO19 _GPIO_X_MASK(19)
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#define GPIO20 _GPIO_X_MASK(20)
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#define GPIO21 _GPIO_X_MASK(21)
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#define GPIO22 _GPIO_X_MASK(22)
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#define GPIO23 _GPIO_X_MASK(23)
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#define GPIO24 _GPIO_X_MASK(24)
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#define GPIO25 _GPIO_X_MASK(25)
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#define GPIO26 _GPIO_X_MASK(26)
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#define GPIO27 _GPIO_X_MASK(27)
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#define GPIO28 _GPIO_X_MASK(28)
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#define GPIO29 _GPIO_X_MASK(29)
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#define GPIO_FUNCTION_1_EJTAG_DIS_SHIFT 0
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#define GPIO_FUNCTION_1_EJTAG_DIS_MASK (1 << GPIO_FUNCTION_1_EJTAG_DIS_SHIFT)
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#define GPIO_FUNCTION_1_UART_EN_SHIFT 1
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#define GPIO_FUNCTION_1_UART_EN_MASK (1 << GPIO_FUNCTION_1_UART_EN_SHIFT)
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#define GPIO_FUNCTION_1_UART_RTS_CTS_EN_SHIFT 2
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#define GPIO_FUNCTION_1_UART_RTS_CTS_EN_MASK (1 << GPIO_FUNCTION_1_UART_RTS_CTS_EN_SHIFT)
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/*
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* PLL control registers
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*/
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#define CPU_PLL_CONFIG_REG PLL_BASE_REG + 0x00
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#define CPU_PLL_CONFIG2_REG PLL_BASE_REG + 0x04
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#define CPU_CLOCK_CONTROL_REG PLL_BASE_REG + 0x08
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#define CPU_PLL_DITHER_FRAC_REG PLL_BASE_REG + 0x10
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#define CPU_PLL_DITHER_REG PLL_BASE_REG + 0x14
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#define ETHSW_CLOCK_CONTROL_REG PLL_BASE_REG + 0x24
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#define ETH_XMII_CONTROL_REG PLL_BASE_REG + 0x2C
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#define USB_SUSPEND_REG PLL_BASE_REG + 0x40
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#define WLAN_CLOCK_CONTROL_REG PLL_BASE_REG + 0x44
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#define CPU_PLL_CONTROL_2_REG RTC_BASE_REG + 0x3C
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/*
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* CPU PLL configuration (CPU_PLL_CONFIG) register _BIT fields
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*/
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#define CPU_PLL_CONFIG_DIV_INT_SHIFT 10
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#define CPU_PLL_CONFIG_DIV_INT_MASK _BITS(CPU_PLL_CONFIG_DIV_INT_SHIFT, 6)
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#define CPU_PLL_CONFIG_REFDIV_SHIFT 16
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#define CPU_PLL_CONFIG_REFDIV_MASK _BITS(CPU_PLL_CONFIG_REFDIV_SHIFT, 5)
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#define CPU_PLL_CONFIG_RANGE_SHIFT 21
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#define CPU_PLL_CONFIG_RANGE_MASK (1 << CPU_PLL_CONFIG_RANGE_SHIFT)
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#define CPU_PLL_CONFIG_OUTDIV_SHIFT 23
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#define CPU_PLL_CONFIG_OUTDIV_MASK _BITS(CPU_PLL_CONFIG_OUTDIV_SHIFT, 3)
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#define CPU_PLL_CONFIG_CPU_PLLPWD_SHIFT 30
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#define CPU_PLL_CONFIG_CPU_PLLPWD_MASK (1 << CPU_PLL_CONFIG_CPU_PLLPWD_SHIFT)
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#define CPU_PLL_CONFIG_UPDATING_SHIFT 31
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#define CPU_PLL_CONFIG_UPDATING_MASK (1 << CPU_PLL_CONFIG_UPDATING_SHIFT)
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/*
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* Clock configuration (CPU_CLOCK_CONTROL) register _BIT fields
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*/
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#define CPU_CLOCK_CONTROL_BYPASS_SHIFT 2
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#define CPU_CLOCK_CONTROL_BYPASS_MASK (1 << CPU_CLOCK_CONTROL_BYPASS_SHIFT)
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#define CPU_CLOCK_CONTROL_CPU_POST_DIV_SHIFT 5
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#define CPU_CLOCK_CONTROL_CPU_POST_DIV_MASK _BITS(CPU_CLOCK_CONTROL_CPU_POST_DIV_SHIFT, 2)
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#define CPU_CLOCK_CONTROL_DDR_POST_DIV_SHIFT 10
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#define CPU_CLOCK_CONTROL_DDR_POST_DIV_MASK _BITS(CPU_CLOCK_CONTROL_DDR_POST_DIV_SHIFT, 2)
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#define CPU_CLOCK_CONTROL_AHB_POST_DIV_SHIFT 15
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#define CPU_CLOCK_CONTROL_AHB_POST_DIV_MASK _BITS(CPU_CLOCK_CONTROL_AHB_POST_DIV_SHIFT, 2)
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/*
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* Helper macros for PLL and clock configuration
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*/
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/*
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* TODO: remove them from board config file
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#define CPU_PLL_CONFIG_VAL(divint, refdiv, range, outdiv, pllpwd) \
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( ((0x3F & divint) << 10) | \
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((0x1F & refdiv) << 16) | \
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((0x1 & range) << 21) | \
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((0x7 & outdiv) << 23) | \
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((0x1 & pllpwd) << 30) )
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#define CPU_CLOCK_CONTROL_VAL(bypass, cpudiv, ddrdiv, ahbdiv) \
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( ((0x1 & bypass) << 2) | \
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((0x3 & (cpudiv - 1)) << 5) | \
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((0x3 & (ddrdiv - 1)) << 10) | \
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((0x3 & (ahbdiv - 1)) << 15) )
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*/
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/*
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* Reset control registers
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*/
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#define RESET_REG RESET_BASE_REG + 0x1C
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#define BOOTSTRAP_STATUS_REG RESET_BASE_REG + 0xAC
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#define USB_PHY_RESET_CONTROL_REG RESET_BASE_REG + 0xB0
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/*
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* Bootstrap (BOOT_STRAP) register _BIT fields
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*/
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#define BOOTSTRAP_SEL_25_40M_SHIFT 0
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#define BOOTSTRAP_SEL_25_40M_MASK (1 << BOOTSTRAP_SEL_25_40M_SHIFT)
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#define BOOTSTRAP_BOOT_FROM_SPI_SHIFT 1
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#define BOOTSTRAP_BOOT_FROM_SPI_MASK (1 << BOOTSTRAP_BOOT_FROM_SPI_SHIFT)
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#define BOOTSTRAP_EEPBUSY_SHIFT 4
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#define BOOTSTRAP_EEPBUSY_MASK (1 << BOOTSTRAP_EEPBUSY_SHIFT)
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#define BOOTSTRAP_MEM_TYPE_SHIFT 12
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#define BOOTSTRAP_MEM_TYPE_MASK _BITS(BOOTSTRAP_MEM_TYPE_SHIFT, 2)
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/*
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* Memory type
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*/
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#define BOOTSTRAP_MEM_TYPE_SDRAM_VAL 0x0
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#define BOOTSTRAP_MEM_TYPE_DDR1_VAL 0x1
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#define BOOTSTRAP_MEM_TYPE_DDR2_VAL 0x2
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/*
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* Reset (RST_RESET) register _BIT fields
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*/
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#define RESET_I2S_RESET_SHIFT 0
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#define RESET_I2S_RESET_MASK (1 << RESET_I2S_RESET_SHIFT)
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#define RESET_MBOX_RESET_SHIFT 1
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#define RESET_MBOX_RESET_MASK (1 << RESET_MBOX_RESET_SHIFT)
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#define RESET_USB_SUSPEND_OVERRIDE_SHIFT 3
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#define RESET_USB_SUSPEND_OVERRIDE_MASK (1 << RESET_USB_SUSPEND_OVERRIDE_SHIFT)
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#define RESET_USB_PHY_RESET_SHIFT 4
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#define RESET_USB_PHY_RESET_MASK (1 << RESET_USB_PHY_RESET_SHIFT)
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#define RESET_USB_HOST_RESET_SHIFT 5
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#define RESET_USB_HOST_RESET_MASK (1 << RESET_USB_HOST_RESET_SHIFT)
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#define RESET_ETH_SWITCH_RESET_SHIFT 8
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#define RESET_ETH_SWITCH_RESET_MASK (1 << RESET_ETH_SWITCH_RESET_SHIFT)
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#define RESET_GE0_MAC_RESET_SHIFT 9
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#define RESET_GE0_MAC_RESET_MASK (1 << RESET_GE0_MAC_RESET_SHIFT)
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#define RESET_WLAN_RESET_SHIFT 11
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#define RESET_WLAN_RESET_MASK (1 << RESET_WLAN_RESET_SHIFT)
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#define RESET_GE1_MAC_RESET_SHIFT 13
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#define RESET_GE1_MAC_RESET_MASK (1 << RESET_GE1_MAC_RESET_SHIFT)
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#define RESET_SWITCH_ANALOG_RESET_SHIFT 14
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#define RESET_SWITCH_ANALOG_RESET_MASK (1 << RESET_SWITCH_ANALOG_RESET_SHIFT)
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#define RESET_DDR_RESET_SHIFT 16
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#define RESET_DDR_RESET_MASK (1 << RESET_DDR_RESET_SHIFT)
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#define RESET_CPU_COLD_RESET_SHIFT 20
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#define RESET_CPU_COLD_RESET_MASK (1 << RESET_CPU_COLD_RESET_SHIFT)
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#define RESET_CPU_NMI_SHIFT 21
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#define RESET_CPU_NMI_MASK (1 << RESET_CPU_NMI_SHIFT)
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#define RESET_GE0_MDIO_RESET_SHIFT 22
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#define RESET_GE0_MDIO_RESET_MASK (1 << RESET_GE0_MDIO_RESET_SHIFT)
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#define RESET_GE1_MDIO_RESET_SHIFT 23
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#define RESET_GE1_MDIO_RESET_MASK (1 << RESET_GE1_MDIO_RESET_SHIFT)
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#define RESET_FULL_CHIP_RESET_SHIFT 24
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#define RESET_FULL_CHIP_RESET_MASK (1 << RESET_FULL_CHIP_RESET_SHIFT)
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#define RESET_EXTERNAL_RESET_SHIFT 28
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#define RESET_EXTERNAL_RESET_MASK (1 << RESET_EXTERNAL_RESET_SHIFT)
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/*
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* RTC interface registers
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*/
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#define RTC_RESET_REG RTC_BASE_REG + 0x40
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#define RTC_STATUS_REG RTC_BASE_REG + 0x44
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#define RTC_FORCE_DERIVED_REG RTC_BASE_REG + 0x48
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||
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#define RTC_FORCE_WAKE_REG RTC_BASE_REG + 0x4C
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||
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#define RTC_INT_CAUSE_REG RTC_BASE_REG + 0x50
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||
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#define RTC_INT_CAUSE_CLEAR_REG RTC_BASE_REG + 0x50
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||
|
#define RTC_INT_ENABLE_REG RTC_BASE_REG + 0x54
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||
|
#define RTC_INT_MASK_REG RTC_BASE_REG + 0x58
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||
|
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||
|
/*
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||
|
* RTC sleep status (RTC_STATUS) register _BIT fields
|
||
|
*/
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||
|
#define RTC_STATUS_SHUDOWN_SHIFT 0
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||
|
#define RTC_STATUS_SHUDOWN_MASK (1 << RTC_STATUS_SHUDOWN_SHIFT)
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||
|
#define RTC_STATUS_ON_SHIFT 1
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||
|
#define RTC_STATUS_ON_MASK (1 << RTC_STATUS_ON_SHIFT)
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||
|
#define RTC_STATUS_SLEEP_SHIFT 2
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||
|
#define RTC_STATUS_SLEEP_MASK (1 << RTC_STATUS_SLEEP_SHIFT)
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||
|
#define RTC_STATUS_WAKEUP_SHIFT 3
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||
|
#define RTC_STATUS_WAKEUP_MASK (1 << RTC_STATUS_WAKEUP_SHIFT)
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||
|
#define RTC_STATUS_COLD_RESET_SHIFT 4
|
||
|
#define RTC_STATUS_COLD_RESET_MASK (1 << RTC_STATUS_COLD_RESET_SHIFT)
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||
|
#define RTC_STATUS_PLL_CHANGING_SHIFT 5
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||
|
#define RTC_STATUS_PLL_CHANGING_MASK (1 << RTC_STATUS_PLL_CHANGING_SHIFT)
|
||
|
|
||
|
/*
|
||
|
* SPI serial flash registers
|
||
|
*/
|
||
|
#define SPI_FUNCTION_SELECT_REG FLASH_BASE_REG + 0x0
|
||
|
#define SPI_CONTROL_REG FLASH_BASE_REG + 0x4
|
||
|
#define SPI_IO_CONTROL_REG FLASH_BASE_REG + 0x8
|
||
|
#define SPI_READ_DATA_REG FLASH_BASE_REG + 0xC
|
||
|
|
||
|
#ifndef __ASSEMBLY__
|
||
|
struct ar933x_spi_flash_regs {
|
||
|
u32 function_select;
|
||
|
u32 control;
|
||
|
u32 io_control;
|
||
|
u32 read_data;
|
||
|
};
|
||
|
|
||
|
struct ar933x_reset1_regs {
|
||
|
u32 general_timer0;
|
||
|
u32 general_timer0_reload;
|
||
|
u32 watchdog_timer_control;
|
||
|
u32 watchdog_timer;
|
||
|
u32 misc_interrupt_mask;
|
||
|
u32 global_interrupt_mask;
|
||
|
u32 reset;
|
||
|
};
|
||
|
|
||
|
struct ar933x_reset2_regs {
|
||
|
u32 revision_id;
|
||
|
u32 general_timer1;
|
||
|
u32 general_timer1_reload;
|
||
|
u32 general_timer2;
|
||
|
u32 general_timer2_reload;
|
||
|
u32 general_timer3;
|
||
|
u32 general_timer3_reload;
|
||
|
u32 boot_strap;
|
||
|
u32 usb_phy_reset_control;
|
||
|
};
|
||
|
|
||
|
extern const struct ar933x_spi_flash_regs *ar933x_spi_flash;
|
||
|
extern const struct ar933x_reset1_regs *ar933x_reset1;
|
||
|
extern const struct ar933x_reset2_regs *ar933x_reset2;
|
||
|
|
||
|
extern int ar933x_40MHz_xtal(void);
|
||
|
#endif /* !__ASSEMBLY__ */
|
||
|
|
||
|
/*
|
||
|
* Read, write, set and clear macros
|
||
|
*/
|
||
|
#define ar933x_reg_read(_addr) *(volatile unsigned int *)(KSEG1ADDR(_addr))
|
||
|
#define ar933x_reg_write(_addr, _val) ((*(volatile unsigned int *)KSEG1ADDR(_addr)) = (_val))
|
||
|
|
||
|
#define ar933x_reg_read_set(_addr, _mask) \
|
||
|
ar933x_reg_write((_addr), (ar933x_reg_read((_addr)) | (_mask)))
|
||
|
|
||
|
#define ar933x_reg_read_clear(_addr, _mask) \
|
||
|
ar933x_reg_write((_addr), (ar933x_reg_read((_addr)) & ~(_mask)))
|
||
|
|
||
|
#endif /* _AR933X_H_ */
|