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authorAngelos Mouzakitis <a.mouzakitis@virtualopensystems.com>2023-10-10 14:33:42 +0000
committerAngelos Mouzakitis <a.mouzakitis@virtualopensystems.com>2023-10-10 14:33:42 +0000
commitaf1a266670d040d2f4083ff309d732d648afba2a (patch)
tree2fc46203448ddcc6f81546d379abfaeb323575e9 /roms/u-boot/arch/arm/mach-omap2/sysinfo-common.c
parente02cda008591317b1625707ff8e115a4841aa889 (diff)
Add submodule dependency filesHEADmaster
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.c29
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
+}