[thirdparty/u-boot.git] / arch / arm / mach-tegra / sys_info.c

// SPDX-License-Identifier: GPL-2.0+
/*
 * (C) Copyright 2010,2011
 * NVIDIA Corporation <www.nvidia.com>
 */

#include <common.h>
#include <init.h>
#include <linux/ctype.h>
#if defined(CONFIG_TEGRA124) || defined(CONFIG_TEGRA30)
#include <asm/arch-tegra/pmc.h>

static char *get_reset_cause(void)
{
	struct pmc_ctlr *pmc = (struct pmc_ctlr *)NV_PA_PMC_BASE;

	switch (pmc->pmc_reset_status) {
	case 0x00:
		return "POR";
	case 0x01:
		return "WATCHDOG";
	case 0x02:
		return "SENSOR";
	case 0x03:
		return "SW_MAIN";
	case 0x04:
		return "LP0";
	}
	return "UNKNOWN";
}
#endif

/* Print CPU information */
int print_cpuinfo(void)
{
	printf("SoC: %s\n", CONFIG_SYS_SOC);
#if defined(CONFIG_TEGRA124) || defined(CONFIG_TEGRA30)
	printf("Reset cause: %s\n", get_reset_cause());
#endif

	/* TBD: Add printf of major/minor rev info, stepping, etc. */
	return 0;
}
Commit	Line	Data
83d290c5	1	// SPDX-License-Identifier: GPL-2.0+
3f82b1d3 TW	2	/*
	3	* (C) Copyright 2010,2011
	4	* NVIDIA Corporation <www.nvidia.com>
3f82b1d3 TW	5	*/
3f82b1d3 TW	6
d678a59d	7	#include <common.h>
691d719d	8	#include <init.h>
b2871037	9	#include <linux/ctype.h>
fbcb9256 DS	10	#if defined(CONFIG_TEGRA124) \|\| defined(CONFIG_TEGRA30)
fbcb9256 DS	11	#include <asm/arch-tegra/pmc.h>
3f82b1d3	12
fbcb9256	13	static char *get_reset_cause(void)
b2871037	14	{
fbcb9256 DS	15	struct pmc_ctlr pmc = (struct pmc_ctlr )NV_PA_PMC_BASE;
	16
	17	switch (pmc->pmc_reset_status) {
	18	case 0x00:
	19	return "POR";
	20	case 0x01:
	21	return "WATCHDOG";
	22	case 0x02:
	23	return "SENSOR";
	24	case 0x03:
	25	return "SW_MAIN";
	26	case 0x04:
	27	return "LP0";
b2871037	28	}
fbcb9256	29	return "UNKNOWN";
b2871037	30	}
fbcb9256	31	#endif
b2871037	32
3f82b1d3 TW	33	/* Print CPU information */
	34	int print_cpuinfo(void)
	35	{
fbcb9256 DS	36	printf("SoC: %s\n", CONFIG_SYS_SOC);
	37	#if defined(CONFIG_TEGRA124) \|\| defined(CONFIG_TEGRA30)
	38	printf("Reset cause: %s\n", get_reset_cause());
	39	#endif
3f82b1d3 TW	40
	41	/* TBD: Add printf of major/minor rev info, stepping, etc. */
	42	return 0;
	43	}