iBoot/drivers/apple/dwi/dwi.h

37 lines
1.9 KiB
C

/*
* Copyright (C) 2014-2015 Apple Inc. All rights reserved.
*
* This document is the property of Apple Inc.
* It is considered confidential and proprietary.
*
* This document may not be reproduced or transmitted in any form,
* in whole or in part, without the express written permission of
* Apple Inc.
*/
#ifndef __APPLE_DWI_H
#define __APPLE_DWI_H
#include <platform/soc/hwregbase.h>
#include SUB_PLATFORM_SPDS_HEADER(dwi)
#define rDWI_CLOCK_CONFIG (*(volatile u_int32_t *)(DWI_BASE_ADDR + DWI_BLK_CLOCK_CONFIG_OFFSET))
#define DWI_CLOCK_CONFIG_TX_CPHA_1 (DWI_BLK_CLOCK_CONFIG_TX_CPHA_INSRT(1) << 0)
#define DWI_CLOCK_CONFIG_TX_CPHA_2 (DWI_BLK_CLOCK_CONFIG_TX_CPHA_INSRT(0) << 0)
#define DWI_CLOCK_CONFIG_RX_CPHA_1 (DWI_BLK_CLOCK_CONFIG_TX_CPHA_INSRT(1) << 1)
#define DWI_CLOCK_CONFIG_RX_CPHA_2 (DWI_BLK_CLOCK_CONFIG_TX_CPHA_INSRT(0) << 1)
#define DWI_CLOCK_CONFIG_CPOL_LOW (DWI_BLK_CLOCK_CONFIG_CPOL_INSRT(0) << 2)
#define DWI_CLOCK_CONFIG_CPOL_HIGH (DWI_BLK_CLOCK_CONFIG_CPOL_INSRT(1) << 2)
#define DWI_CLOCK_CONFIG_CLOCK_SCALER(_x) (DWI_BLK_CLOCK_CONFIG_CLOCK_SCALER_INSRT(_x - 1))
#define rDWI_TRANSFER_GAP (*(volatile u_int32_t *)(DWI_BASE_ADDR + DWI_BLK_TRANSFER_GAP_OFFSET))
#define rDWI_ITR0_CONTROL (*(volatile u_int32_t *)(DWI_BASE_ADDR + DWI_BLK_ITR0_CONTROL_OFFSET))
#define DWI_TR_CTRL_TRAN_EN (1 << DWI_BLK_ITR0_CONTROL_ITR0_TRAN_EN_SHIFT)
#define DWI_TR_CTRL_BYTE_CNT(_c) (DWI_BLK_ITR0_CONTROL_ITR0_BYTE_COUNT_INSRT(_c - 1))
#define DWI_TR_CTRL_BYTE_SWAP (1 << DWI_BLK_ITR0_CONTROL_ITR0_BYTE_SWAP_SHIFT)
#define DWI_TR_CTRL_BIT_ORDER (1 << DWI_BLK_ITR0_CONTROL_ITR0_BIT_ORDER_SHIFT)
#define DWI_TR_CTRL_SLAVE_PSPI (DWI_BLK_ITR0_CONTROL_SLAVE_SEL_INSRT(0))
#define DWI_TR_CTRL_SLAVE_DWI (DWI_BLK_ITR0_CONTROL_SLAVE_SEL_INSRT(1))
#define rDWI_ITR0_TX_DATA (*(volatile u_int32_t *)(DWI_BASE_ADDR + DWI_BLK_ITR0_TX_DATA_OFFSET))
#endif /* ! __APPLE_DWI_H */