// SPDX-License-Identifier: GPL-2.0 /* * Driver for the NXP ISP1760 chip * * Copyright 2014 Laurent Pinchart * Copyright 2007 Sebastian Siewior * * Contacts: * Sebastian Siewior <bigeasy@linutronix.de> * Laurent Pinchart <laurent.pinchart@ideasonboard.com> */ #ifndef _ISP1760_CORE_H_ #define _ISP1760_CORE_H_ #include <linux/ioport.h> #include "isp1760-hcd.h" #include "isp1760-udc.h" struct device; struct gpio_desc; /* * Device flags that can vary from board to board. All of these * indicate the most "atypical" case, so that a devflags of 0 is * a sane default configuration. */ #define ISP1760_FLAG_BUS_WIDTH_16 0x00000002 /* 16-bit data bus width */ #define ISP1760_FLAG_OTG_EN 0x00000004 /* Port 1 supports OTG */ #define ISP1760_FLAG_ANALOG_OC 0x00000008 /* Analog overcurrent */ #define ISP1760_FLAG_DACK_POL_HIGH 0x00000010 /* DACK active high */ #define ISP1760_FLAG_DREQ_POL_HIGH 0x00000020 /* DREQ active high */ #define ISP1760_FLAG_ISP1761 0x00000040 /* Chip is ISP1761 */ #define ISP1760_FLAG_INTR_POL_HIGH 0x00000080 /* Interrupt polarity active high */ #define ISP1760_FLAG_INTR_EDGE_TRIG 0x00000100 /* Interrupt edge triggered */ struct isp1760_device { struct device *dev; void __iomem *regs; unsigned int devflags; struct gpio_desc *rst_gpio; struct isp1760_hcd hcd; struct isp1760_udc udc; }; int isp1760_register(struct resource *mem, int irq, unsigned long irqflags, struct device *dev, unsigned int devflags); void isp1760_unregister(struct device *dev); void isp1760_set_pullup(struct isp1760_device *isp, bool enable); static inline u32 isp1760_read32(void __iomem *base, u32 reg) { return readl(base + reg); } static inline void isp1760_write32(void __iomem *base, u32 reg, u32 val) { writel(val, base + reg); } #endif