u-boot-brain/arch/arm/include/asm/arch-mx6/sys_proto.h
Peng Fan b65d9d868e imx: mx6 correct is_soc_rev usage
is_soc_rev should return a bool value, so use "==", but not "-",
change (is_soc_rev(CHIP_REV_1_0) > 0) to (soc_rev() > CHIP_REV_1_0).
This patch also add space between "&" for cpu_type(rev) macro.

Signed-off-by: Peng Fan <Peng.Fan@freescale.com>
2015-06-27 18:16:31 +02:00

50 lines
1.2 KiB
C

/*
* (C) Copyright 2009
* Stefano Babic, DENX Software Engineering, sbabic@denx.de.
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef _SYS_PROTO_H_
#define _SYS_PROTO_H_
#include <asm/imx-common/regs-common.h>
#include "../arch-imx/cpu.h"
#define soc_rev() (get_cpu_rev() & 0xFF)
#define is_soc_rev(rev) (soc_rev() == rev)
u32 get_nr_cpus(void);
u32 get_cpu_rev(void);
u32 get_cpu_speed_grade_hz(void);
u32 get_cpu_temp_grade(int *minc, int *maxc);
/* returns MXC_CPU_ value */
#define cpu_type(rev) (((rev) >> 12) & 0xff)
/* both macros return/take MXC_CPU_ constants */
#define get_cpu_type() (cpu_type(get_cpu_rev()))
#define is_cpu_type(cpu) (get_cpu_type() == cpu)
const char *get_imx_type(u32 imxtype);
unsigned imx_ddr_size(void);
void set_chipselect_size(int const);
/*
* Initializes on-chip ethernet controllers.
* to override, implement board_eth_init()
*/
int fecmxc_initialize(bd_t *bis);
u32 get_ahb_clk(void);
u32 get_periph_clk(void);
int mxs_reset_block(struct mxs_register_32 *reg);
int mxs_wait_mask_set(struct mxs_register_32 *reg,
uint32_t mask,
unsigned int timeout);
int mxs_wait_mask_clr(struct mxs_register_32 *reg,
uint32_t mask,
unsigned int timeout);
#endif