diff options
| author |   Angelos Mouzakitis <a.mouzakitis@virtualopensystems.com> | 2023-10-10 14:33:42 +0000 |
|---|---|---|
| committer | Angelos Mouzakitis <a.mouzakitis@virtualopensystems.com> | 2023-10-10 14:33:42 +0000 |
| commit | af1a266670d040d2f4083ff309d732d648afba2a (patch) | |
| tree | 2fc46203448ddcc6f81546d379abfaeb323575e9 /roms/u-boot/arch/arm/mach-omap2/sysinfo-common.c | |
| parent | e02cda008591317b1625707ff8e115a4841aa889 (diff) | |
Change-Id: Iaf8d18082d3991dec7c0ebbea540f092188eb4ec
Diffstat (limited to 'roms/u-boot/arch/arm/mach-omap2/sysinfo-common.c')
| -rw-r--r-- | roms/u-boot/arch/arm/mach-omap2/sysinfo-common.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/roms/u-boot/arch/arm/mach-omap2/sysinfo-common.c b/roms/u-boot/arch/arm/mach-omap2/sysinfo-common.c new file mode 100644 index 000000000..49bc3a634 --- /dev/null +++ b/roms/u-boot/arch/arm/mach-omap2/sysinfo-common.c @@ -0,0 +1,29 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * System information routines for all OMAP based boards. + * + * (C) Copyright 2017 Linaro Ltd. + * Sam Protsenko <semen.protsenko@linaro.org> + */ + +#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 +} |