NetBSD/sys/arch/arm/allwinner/awin_var.h

195 lines
6.0 KiB
C

/* $NetBSD: awin_var.h,v 1.41 2016/12/26 13:28:59 rjs Exp $ */
/*-
* Copyright (c) 2013 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Matt Thomas of 3am Software Foundry.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _ARM_ALLWINNER_AWIN_VAR_H_
#define _ARM_ALLWINNER_AWIN_VAR_H_
#include <sys/types.h>
#include <sys/bus.h>
#include <sys/gpio.h>
#include <dev/gpio/gpiovar.h>
struct awin_locators {
const char *loc_name;
bus_size_t loc_offset;
bus_size_t loc_size;
int loc_port;
int loc_intr;
#define AWINIO_INTR_DEFAULT 0
int loc_flags;
#define AWINIO_REQUIRED __BIT(8)
#define AWINIO_ONLY __BITS(7,0)
#define AWINIO_ONLY_A80 __BIT(3)
#define AWINIO_ONLY_A31 __BIT(2)
#define AWINIO_ONLY_A20 __BIT(1)
#define AWINIO_ONLY_A10 __BIT(0)
};
struct awinio_attach_args {
struct awin_locators aio_loc;
bus_space_tag_t aio_core_bst;
bus_space_tag_t aio_core_a4x_bst;
bus_space_handle_t aio_core_bsh;
bus_space_handle_t aio_ccm_bsh;
bus_space_handle_t aio_a80_usb_bsh;
bus_space_handle_t aio_a80_core2_bsh;
bus_space_handle_t aio_a80_rcpus_bsh;
bus_dma_tag_t aio_dmat;
bus_dma_tag_t aio_coherent_dmat;
};
struct awinfb_attach_args {
void *afb_fb;
uint32_t afb_width;
uint32_t afb_height;
bus_dma_tag_t afb_dmat;
bus_dma_segment_t *afb_dmasegs;
int afb_ndmasegs;
};
struct awin_gpio_pinset {
uint8_t pinset_group;
uint8_t pinset_func;
uint32_t pinset_mask;
int pinset_flags;
int pinset_drv;
};
struct awin_gpio_pindata {
gpio_chipset_tag_t pd_gc;
int pd_pin;
};
struct awin_dma_channel;
extern struct bus_space armv7_generic_bs_tag;
extern struct bus_space armv7_generic_a4x_bs_tag;
extern bus_space_handle_t awin_core_bsh;
#if defined(ALLWINNER_A80)
extern bus_space_handle_t awin_core2_bsh;
extern bus_space_handle_t awin_rcpus_bsh;
#endif
extern struct arm32_bus_dma_tag awin_dma_tag;
extern struct arm32_bus_dma_tag awin_coherent_dma_tag;
psize_t awin_memprobe(void);
void awin_bootstrap(vaddr_t, vaddr_t);
void awin_dma_bootstrap(psize_t);
void awin_pll2_enable(void);
void awin_pll3_enable(void);
void awin_pll6_enable(void);
void awin_pll7_enable(void);
void awin_pll3_set_rate(uint32_t);
void awin_pll7_set_rate(uint32_t);
uint32_t awin_pll5x_get_rate(void);
uint32_t awin_pll6_get_rate(void);
uint32_t awin_periph0_get_rate(void);
void awin_cpu_hatch(struct cpu_info *);
#define AWIN_CHIP_ID_A10 AWIN_SRAM_VER_KEY_A10
#define AWIN_CHIP_ID_A13 AWIN_SRAM_VER_KEY_A13
#define AWIN_CHIP_ID_A31 AWIN_SRAM_VER_KEY_A31
#define AWIN_CHIP_ID_A23 AWIN_SRAM_VER_KEY_A23
#define AWIN_CHIP_ID_A20 AWIN_SRAM_VER_KEY_A20
#define AWIN_CHIP_ID_A80 AWIN_SRAM_VER_KEY_A80
uint16_t awin_chip_id(void);
const char *awin_chip_name(void);
void awin_gpio_init(void);
bool awin_gpio_pinset_available(const struct awin_gpio_pinset *);
void awin_gpio_pinset_acquire(const struct awin_gpio_pinset *);
void awin_gpio_pinset_release(const struct awin_gpio_pinset *);
bool awin_gpio_pin_reserve(const char *, struct awin_gpio_pindata *);
void * awin_dma_alloc(const char *, void (*)(void *), void *);
void awin_dma_free(void *);
uint32_t awin_dma_get_config(void *);
void awin_dma_set_config(void *, uint32_t);
int awin_dma_transfer(void *, paddr_t, paddr_t, size_t);
void awin_dma_halt(void *);
struct videomode;
unsigned int awin_tcon_get_clk_pll(int);
unsigned int awin_tcon_get_clk_div(int);
bool awin_tcon_get_clk_dbl(int);
void awin_tcon1_set_videomode(int, const struct videomode *);
void awin_tcon1_enable(int, bool);
void awin_tcon_setvideo(int, bool);
void awin_debe_set_videomode(int, const struct videomode *);
void awin_debe_enable(int, bool);
int awin_debe_ioctl(device_t, u_long, void *);
int awin_mp_ioctl(device_t, u_long, void *);
void awin_mp_setbase(device_t, paddr_t, size_t);
struct awin_hdmi_info {
bool display_connected;
char display_vendor[16];
char display_product[16];
bool display_hdmimode;
};
void awin_hdmi_get_info(struct awin_hdmi_info *);
void awin_hdmi_poweron(bool);
void awin_fb_set_videomode(device_t, u_int, u_int);
void awin_fb_ddb_trap_callback(int);
void awin_wdog_reset(void);
void awin_tmr_cpu_init(struct cpu_info *);
int awin_set_mpu_volt(int, bool);
static inline void
awin_gpio_pindata_write(const struct awin_gpio_pindata *pd, int value)
{
gpiobus_pin_write(pd->pd_gc, pd->pd_pin, value);
}
static inline int
awin_gpio_pindata_read(const struct awin_gpio_pindata *pd)
{
return gpiobus_pin_read(pd->pd_gc, pd->pd_pin);
}
static void inline
awin_reg_set_clear(bus_space_tag_t bst, bus_space_handle_t bsh,
bus_size_t o, uint32_t set_mask, uint32_t clr_mask)
{
const uint32_t old = bus_space_read_4(bst, bsh, o);
const uint32_t new = set_mask | (old & ~clr_mask);
if (old != new) {
bus_space_write_4(bst, bsh, o, new);
}
}
struct i2c_controller *awin_twi_get_controller(device_t);
#endif /* _ARM_ALLWINNER_AWIN_VAR_H_ */