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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 01:02:30 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 01:02:30 +0000
commit76cb841cb886eef6b3bee341a2266c76578724ad (patch)
treef5892e5ba6cc11949952a6ce4ecbe6d516d6ce58 /arch/arm/mach-pxa/include/mach/reset.h
parentInitial commit. (diff)
downloadlinux-76cb841cb886eef6b3bee341a2266c76578724ad.tar.xz
linux-76cb841cb886eef6b3bee341a2266c76578724ad.zip
Adding upstream version 4.19.249.upstream/4.19.249upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/arm/mach-pxa/include/mach/reset.h')
-rw-r--r--arch/arm/mach-pxa/include/mach/reset.h22
1 files changed, 22 insertions, 0 deletions
diff --git a/arch/arm/mach-pxa/include/mach/reset.h b/arch/arm/mach-pxa/include/mach/reset.h
new file mode 100644
index 000000000..e1c4d100f
--- /dev/null
+++ b/arch/arm/mach-pxa/include/mach/reset.h
@@ -0,0 +1,22 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __ASM_ARCH_RESET_H
+#define __ASM_ARCH_RESET_H
+
+#define RESET_STATUS_HARDWARE (1 << 0) /* Hardware Reset */
+#define RESET_STATUS_WATCHDOG (1 << 1) /* Watchdog Reset */
+#define RESET_STATUS_LOWPOWER (1 << 2) /* Low Power/Sleep Exit */
+#define RESET_STATUS_GPIO (1 << 3) /* GPIO Reset */
+#define RESET_STATUS_ALL (0xf)
+
+extern unsigned int reset_status;
+extern void clear_reset_status(unsigned int mask);
+
+/**
+ * init_gpio_reset() - register GPIO as reset generator
+ * @gpio: gpio nr
+ * @output: set gpio as output instead of input during normal work
+ * @level: output level
+ */
+extern int init_gpio_reset(int gpio, int output, int level);
+
+#endif /* __ASM_ARCH_RESET_H */