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/* SPDX-License-Identifier: GPL-2.0-only */
/*
*
* Copyright (C) 2010 John Crispin <[email protected]>
*/
#ifndef _LTQ_FALCON_H__
#define _LTQ_FALCON_H__
#ifdef CONFIG_SOC_FALCON
#include <linux/pinctrl/pinctrl.h>
#include <lantiq.h>
/* Chip IDs */
#define SOC_ID_FALCON 0x01B8
/* SoC Types */
#define SOC_TYPE_FALCON 0x01
/*
* during early_printk no ioremap possible at this early stage
* let's use KSEG1 instead
*/
#define LTQ_ASC0_BASE_ADDR 0x1E100C00
#define LTQ_EARLY_ASC KSEG1ADDR(LTQ_ASC0_BASE_ADDR)
/* WDT */
#define LTQ_RST_CAUSE_WDTRST 0x0002
/* CHIP ID */
#define LTQ_STATUS_BASE_ADDR 0x1E802000
#define FALCON_CHIPID ((u32 *)(KSEG1 + LTQ_STATUS_BASE_ADDR + 0x0c))
#define FALCON_CHIPTYPE ((u32 *)(KSEG1 + LTQ_STATUS_BASE_ADDR + 0x38))
#define FALCON_CHIPCONF ((u32 *)(KSEG1 + LTQ_STATUS_BASE_ADDR + 0x40))
/* SYSCTL - start/stop/restart/configure/... different parts of the Soc */
#define SYSCTL_SYS1 0
#define SYSCTL_SYSETH 1
#define SYSCTL_SYSGPE 2
/* BOOT_SEL - find what boot media we have */
#define BS_FLASH 0x1
#define BS_SPI 0x4
/* global register ranges */
extern __iomem void *ltq_ebu_membase;
extern __iomem void *ltq_sys1_membase;
#define ltq_ebu_w32(x, y) ltq_w32((x), ltq_ebu_membase + (y))
#define ltq_ebu_r32(x) ltq_r32(ltq_ebu_membase + (x))
#define ltq_sys1_w32(x, y) ltq_w32((x), ltq_sys1_membase + (y))
#define ltq_sys1_r32(x) ltq_r32(ltq_sys1_membase + (x))
#define ltq_sys1_w32_mask(clear, set, reg) \
ltq_sys1_w32((ltq_sys1_r32(reg) & ~(clear)) | (set), reg)
/* allow the gpio and pinctrl drivers to talk to eachother */
extern int pinctrl_falcon_get_range_size(int id);
extern void pinctrl_falcon_add_gpio_range(struct pinctrl_gpio_range *range);
/*
* to keep the irq code generic we need to define this to 0 as falcon
* has no EIU/EBU
*/
#define LTQ_EBU_PCC_ISTAT 0
#endif /* CONFIG_SOC_FALCON */
#endif /* _LTQ_XWAY_H__ */
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