64 lines
1.7 KiB
C
64 lines
1.7 KiB
C
|
/*
|
||
|
|
* Copyright 2016 Broadcom
|
||
|
|
*
|
||
|
|
* 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 (the "GPL").
|
||
|
|
*
|
||
|
|
* This program is distributed in the hope that it will be useful, but
|
||
|
|
* WITHOUT ANY WARRANTY; without even the implied warranty of
|
||
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||
|
|
* General Public License version 2 (GPLv2) for more details.
|
||
|
|
*
|
||
|
|
* You should have received a copy of the GNU General Public License
|
||
|
|
* version 2 (GPLv2) along with this source code.
|
||
|
|
*/
|
||
|
|
|
||
|
|
#ifndef __SPI_BCM_QSPI_H__
|
||
|
|
#define __SPI_BCM_QSPI_H__
|
||
|
|
|
||
|
|
#include <linux/types.h>
|
||
|
|
#include <linux/io.h>
|
||
|
|
|
||
|
|
/* MSPI Interrupt masks */
|
||
|
|
#define INTR_MSPI_HALTED_MASK BIT(6)
|
||
|
|
#define INTR_MSPI_DONE_MASK BIT(5)
|
||
|
|
|
||
|
|
#define MSPI_INTERRUPTS_ALL \
|
||
|
|
(INTR_MSPI_DONE_MASK | \
|
||
|
|
INTR_MSPI_HALTED_MASK)
|
||
|
|
|
||
|
|
struct platform_device;
|
||
|
|
struct dev_pm_ops;
|
||
|
|
|
||
|
|
struct bcm_qspi_soc_intc;
|
||
|
|
|
||
|
|
/* Read controller register*/
|
||
|
|
static inline u32 bcm_qspi_readl(bool be, void __iomem *addr)
|
||
|
|
{
|
||
|
|
if (be)
|
||
|
|
return ioread32be(addr);
|
||
|
|
else
|
||
|
|
return readl_relaxed(addr);
|
||
|
|
}
|
||
|
|
|
||
|
|
/* Write controller register*/
|
||
|
|
static inline void bcm_qspi_writel(bool be,
|
||
|
|
unsigned int data, void __iomem *addr)
|
||
|
|
{
|
||
|
|
if (be)
|
||
|
|
iowrite32be(data, addr);
|
||
|
|
else
|
||
|
|
writel_relaxed(data, addr);
|
||
|
|
}
|
||
|
|
|
||
|
|
/* The common driver functions to be called by the SoC platform driver */
|
||
|
|
int bcm_qspi_probe(struct platform_device *pdev,
|
||
|
|
struct bcm_qspi_soc_intc *soc_intc);
|
||
|
|
int bcm_qspi_remove(struct platform_device *pdev);
|
||
|
|
|
||
|
|
/* pm_ops used by the SoC platform driver called on PM suspend/resume */
|
||
|
|
extern const struct dev_pm_ops bcm_qspi_pm_ops;
|
||
|
|
|
||
|
|
#endif /* __SPI_BCM_QSPI_H__ */
|