imx: Add basic support for the NXP IMXRT10xx SoC family
Add i.IMXRT family basic support.
Signed-off-by: Giulio Benetti <giulio.benetti@benettiengineering.com>
diff --git a/arch/arm/include/asm/arch-imxrt/gpio.h b/arch/arm/include/asm/arch-imxrt/gpio.h
new file mode 100644
index 0000000..da31a74
--- /dev/null
+++ b/arch/arm/include/asm/arch-imxrt/gpio.h
@@ -0,0 +1,19 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * Copyright (C) 2019
+ * Author(s): Giulio Benetti <giulio.benetti@benettiengineering.com>
+ */
+
+#ifndef __ASM_ARCH_GPIO_H__
+#define __ASM_ARCH_GPIO_H__
+
+#if !(defined(__KERNEL_STRICT_NAMES) || defined(__ASSEMBLY__))
+/* GPIO registers */
+struct gpio_regs {
+ u32 gpio_dr; /* data */
+ u32 gpio_dir; /* direction */
+ u32 gpio_psr; /* pad satus */
+};
+#endif
+
+#endif /* __ASM_ARCH_GPIO_H__ */