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- /*
- * System information routines for all OMAP based boards.
- *
- * (C) Copyright 2017 Linaro Ltd.
- * Sam Protsenko <semen.protsenko@linaro.org>
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
- #include <asm/arch/omap.h>
- #include <asm/io.h>
- #include <asm/omap_common.h>
- /**
- * Tell if device is GP/HS/EMU/TST.
- */
- u32 get_device_type(void)
- {
- #if defined(CONFIG_OMAP34XX)
- /*
- * On OMAP3 systems we call this early enough that we must just
- * use the direct offset for safety.
- */
- return (readl(OMAP34XX_CTRL_BASE + 0x2f0) & DEVICE_TYPE_MASK) >>
- DEVICE_TYPE_SHIFT;
- #else
- return (readl((*ctrl)->control_status) & DEVICE_TYPE_MASK) >>
- DEVICE_TYPE_SHIFT;
- #endif
- }
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