186 lines
6.3 KiB
C
186 lines
6.3 KiB
C
/* $NetBSD: exynos_var.h,v 1.22 2015/12/24 01:10:51 marty Exp $ */
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/*-
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* Copyright (c) 2013, 2014 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Matt Thomas of 3am Software Foundry.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Reinoud Zandijk.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _ARM_SAMSUNG_EXYNOS_VAR_H_
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#define _ARM_SAMSUNG_EXYNOS_VAR_H_
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#include <sys/types.h>
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#include <sys/bus.h>
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#include <sys/gpio.h>
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#include <dev/gpio/gpiovar.h>
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#include <arm/samsung/exynos_reg.h>
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extern uint32_t exynos_soc_id;
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extern uint32_t exynos_pop_id;
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#define EXYNOS_PRODUCT_FAMILY(soc) __SHIFTOUT((soc), __BITS(24,31))
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#define EXYNOS4_PRODUCT_FAMILY 0xe4
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#define EXYNOS5_PRODUCT_FAMILY 0xe5
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#define EXYNOS_PRODUCT_ID(soc) __SHIFTOUT((soc), __BITS(12,31))
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#define EXYNOS_PRODUCT_PACKAGE(soc) __SHIFTOUT((soc), __BITS(8,11))
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#define EXYNOS_PRODUCT_REV(soc) __SHIFTOUT((soc), __BITS(4,7))
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#define EXYNOS_PRODUCT_SUBREV(soc) __SHIFTOUT((soc), __BITS(0,3))
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#define IS_EXYNOS4410_P() (EXYNOS_PRODUCT_ID(exynos_soc_id) == 0xe4410)
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#define IS_EXYNOS4412_P() (EXYNOS_PRODUCT_ID(exynos_soc_id) == 0xe4412)
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#define IS_EXYNOS4412_R0_P() \
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((EXYNOS_PRODUCT_ID(exynos_soc_id) == 0xe4412) && \
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(EXYNOS_PRODUCT_REV(exynos_soc_id) == 0))
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#define IS_EXYNOS4X12_P() ((EXYNOS_PRODUCT_ID(exynos_soc_id) & 0xff0ff) \
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== 0xe4012)
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#define IS_EXYNOS4_P() (EXYNOS_PRODUCT_FAMILY(exynos_soc_id) == EXYNOS4_PRODUCT_FAMILY)
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#define IS_EXYNOS5410_P() (EXYNOS_PRODUCT_ID(exynos_soc_id) == 0xe5410)
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#define IS_EXYNOS5422_P() (EXYNOS_PRODUCT_ID(exynos_soc_id) == 0xe5422)
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#define IS_EXYNOS5440_P() (EXYNOS_PRODUCT_ID(exynos_soc_id) == 0xe5440)
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#define IS_EXYNOS5_P() (EXYNOS_PRODUCT_FAMILY(exynos_soc_id) == EXYNOS5_PRODUCT_FAMILY)
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struct exyo_locators {
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const char *loc_name;
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bus_size_t loc_offset;
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bus_size_t loc_size;
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int loc_port;
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int loc_intr;
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int loc_flags;
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/* for i2c: */
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const char *loc_gpio_bus;
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uint8_t loc_sda, loc_slc, loc_func;
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};
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struct exyo_attach_args {
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struct exyo_locators exyo_loc;
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bus_space_tag_t exyo_core_bst;
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bus_space_tag_t exyo_core_a4x_bst;
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bus_space_handle_t exyo_core_bsh;
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bus_dma_tag_t exyo_dmat;
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bus_dma_tag_t exyo_coherent_dmat;
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};
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struct exynos_gpio_pinset {
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char pinset_bank[10];
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uint8_t pinset_func;
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uint8_t pinset_mask;
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};
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struct exynos_gpio_pindata {
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gpio_chipset_tag_t pd_gc;
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int pd_pin;
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};
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#define EXYNOS_MAX_IIC_BUSSES 9
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struct i2c_controller;
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extern struct i2c_controller *exynos_i2cbus[EXYNOS_MAX_IIC_BUSSES];
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extern struct bus_space exynos_bs_tag;
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extern struct bus_space exynos_a4x_bs_tag;
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extern struct arm32_bus_dma_tag exynos_bus_dma_tag;
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extern struct arm32_bus_dma_tag exynos_coherent_bus_dma_tag;
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extern struct bus_space armv7_generic_bs_tag;
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extern struct bus_space armv7_generic_a4x_bs_tag;
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extern bus_space_handle_t exynos_core_bsh;
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extern bus_space_handle_t exynos_wdt_bsh;
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extern bus_space_handle_t exynos_pmu_bsh;
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extern bus_space_handle_t exynos_cmu_bsh;
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extern bus_space_handle_t exynos_sysreg_bsh;
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extern void exynos_bootstrap(vaddr_t, vaddr_t);
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extern void exynos_dma_bootstrap(psize_t memsize);
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struct exynos_pinctrl_softc;
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struct fdt_attach_args;
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extern void exynos_gpio_bank_config(struct exynos_pinctrl_softc *,
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const struct fdt_attach_args *, int);
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extern void exynos_wdt_reset(void);
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extern void exynos_init_clkout_for_usb(void); // board specific
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extern void exynos_clocks_bootstrap(void);
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extern void exynos_sysctl_cpufreq_init(void);
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extern uint64_t exynos_get_cpufreq(void);
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extern void exynos_device_register(device_t self, void *aux);
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extern void exynos_device_register_post_config(device_t self, void *aux);
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extern void exynos_usb_phy_init(bus_space_handle_t usb2phy_bsh);
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extern void exynos_usb_soc_powerup(void);
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extern void exyo_device_register(device_t self, void *aux);
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extern void exyo_device_register_post_config(device_t self, void *aux);
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extern bool exynos_gpio_pinset_available(const struct exynos_gpio_pinset *);
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extern void exynos_gpio_pinset_acquire(const struct exynos_gpio_pinset *);
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extern void exynos_gpio_pinset_release(const struct exynos_gpio_pinset *);
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extern void exynos_gpio_pinset_to_pindata(const struct exynos_gpio_pinset *,
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int pinnr, struct exynos_gpio_pindata *);
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extern bool exynos_gpio_pin_reserve(const char *, struct exynos_gpio_pindata *);
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static inline void
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exynos_gpio_pindata_write(const struct exynos_gpio_pindata *pd, int value)
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{
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gpiobus_pin_write(pd->pd_gc, pd->pd_pin, value);
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}
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static inline int
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exynos_gpio_pindata_read(const struct exynos_gpio_pindata *pd)
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{
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return gpiobus_pin_read(pd->pd_gc, pd->pd_pin);
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}
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static inline void
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exynos_gpio_pindata_ctl(const struct exynos_gpio_pindata *pd, int flags)
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{
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gpiobus_pin_ctl(pd->pd_gc, pd->pd_pin, flags);
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}
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#ifdef ARM_TRUSTZONE_FIRMWARE
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/* trustzone calls */
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extern int exynos_do_idle(void);
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extern int exynos_set_cpu_boot_addr(int cpu, vaddr_t boot_addr);
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extern int exynos_cpu_boot(int cpu);
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#ifdef EXYNOS4
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extern int exynos4_l2cc_init(void);
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#endif
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#endif
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#endif /* _ARM_SAMSUNG_EXYNOS_VAR_H_ */
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