Add submodule dependency filesHEADmaster

Change-Id: Iaf8d18082d3991dec7c0ebbea540f092188eb4ec

1 files changed, 164 insertions, 0 deletions

diff --git a/roms/u-boot/arch/arm/include/asm/arch-mxs/iomux.h b/roms/u-boot/arch/arm/include/asm/arch-mxs/iomux.h
new file mode 100644
index 000000000..a9896e10b
--- /dev/null
+++ b/roms/u-boot/arch/arm/include/asm/arch-mxs/iomux.h
@@ -0,0 +1,164 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * Copyright (C) 2009 by Jan Weitzel Phytec Messtechnik GmbH,
+ *			<armlinux@phytec.de>
+ * Copyright (C) 2010 Freescale Semiconductor, Inc. All Rights Reserved.
+ */
+
+#ifndef __MACH_MXS_IOMUX_H__
+#define __MACH_MXS_IOMUX_H__
+
+#ifndef __ASSEMBLY__
+
+#include <asm/types.h>
+
+/*
+ * IOMUX/PAD Bit field definitions
+ *
+ * PAD_BANK:		 0..2	(3)
+ * PAD_PIN:		 3..7	(5)
+ * PAD_MUXSEL:		 8..9	(2)
+ * PAD_MA:		10..11	(2)
+ * PAD_MA_VALID:	12	(1)
+ * PAD_VOL:		13	(1)
+ * PAD_VOL_VALID:	14	(1)
+ * PAD_PULL:		15	(1)
+ * PAD_PULL_VALID:	16	(1)
+ * RESERVED:		17..31	(15)
+ */
+typedef u32 iomux_cfg_t;
+
+#define MXS_PAD_BANK_SHIFT	0
+#define MXS_PAD_BANK_MASK	((iomux_cfg_t)0x7 << MXS_PAD_BANK_SHIFT)
+#define MXS_PAD_PIN_SHIFT	3
+#define MXS_PAD_PIN_MASK	((iomux_cfg_t)0x1f << MXS_PAD_PIN_SHIFT)
+#define MXS_PAD_MUXSEL_SHIFT	8
+#define MXS_PAD_MUXSEL_MASK	((iomux_cfg_t)0x3 << MXS_PAD_MUXSEL_SHIFT)
+#define MXS_PAD_MA_SHIFT	10
+#define MXS_PAD_MA_MASK		((iomux_cfg_t)0x3 << MXS_PAD_MA_SHIFT)
+#define MXS_PAD_MA_VALID_SHIFT	12
+#define MXS_PAD_MA_VALID_MASK	((iomux_cfg_t)0x1 << MXS_PAD_MA_VALID_SHIFT)
+#define MXS_PAD_VOL_SHIFT	13
+#define MXS_PAD_VOL_MASK	((iomux_cfg_t)0x1 << MXS_PAD_VOL_SHIFT)
+#define MXS_PAD_VOL_VALID_SHIFT	14
+#define MXS_PAD_VOL_VALID_MASK	((iomux_cfg_t)0x1 << MXS_PAD_VOL_VALID_SHIFT)
+#define MXS_PAD_PULL_SHIFT	15
+#define MXS_PAD_PULL_MASK	((iomux_cfg_t)0x1 << MXS_PAD_PULL_SHIFT)
+#define MXS_PAD_PULL_VALID_SHIFT 16
+#define MXS_PAD_PULL_VALID_MASK	((iomux_cfg_t)0x1 << MXS_PAD_PULL_VALID_SHIFT)
+
+#define PAD_MUXSEL_0		0
+#define PAD_MUXSEL_1		1
+#define PAD_MUXSEL_2		2
+#define PAD_MUXSEL_GPIO		3
+
+#define PAD_4MA			0
+#define PAD_8MA			1
+#define PAD_12MA		2
+#define PAD_16MA		3
+
+#define PAD_1V8			0
+#if defined(CONFIG_MX28)
+#define PAD_3V3			1
+#else
+#define PAD_3V3			0
+#endif
+
+#define PAD_NOPULL		0
+#define PAD_PULLUP		1
+
+#define MXS_PAD_4MA	((PAD_4MA << MXS_PAD_MA_SHIFT) | \
+					MXS_PAD_MA_VALID_MASK)
+#define MXS_PAD_8MA	((PAD_8MA << MXS_PAD_MA_SHIFT) | \
+					MXS_PAD_MA_VALID_MASK)
+#define MXS_PAD_12MA	((PAD_12MA << MXS_PAD_MA_SHIFT) | \
+					MXS_PAD_MA_VALID_MASK)
+#define MXS_PAD_16MA	((PAD_16MA << MXS_PAD_MA_SHIFT) | \
+					MXS_PAD_MA_VALID_MASK)
+
+#define MXS_PAD_1V8	((PAD_1V8 << MXS_PAD_VOL_SHIFT) | \
+					MXS_PAD_VOL_VALID_MASK)
+#define MXS_PAD_3V3	((PAD_3V3 << MXS_PAD_VOL_SHIFT) | \
+					MXS_PAD_VOL_VALID_MASK)
+
+#define MXS_PAD_NOPULL	((PAD_NOPULL << MXS_PAD_PULL_SHIFT) | \
+					MXS_PAD_PULL_VALID_MASK)
+#define MXS_PAD_PULLUP	((PAD_PULLUP << MXS_PAD_PULL_SHIFT) | \
+					MXS_PAD_PULL_VALID_MASK)
+
+/* generic pad control used in most cases */
+#define MXS_PAD_CTRL	(MXS_PAD_4MA | MXS_PAD_3V3 | MXS_PAD_NOPULL)
+
+#define MXS_IOMUX_PAD(_bank, _pin, _muxsel, _ma, _vol, _pull)		\
+		(((iomux_cfg_t)(_bank) << MXS_PAD_BANK_SHIFT) |		\
+		((iomux_cfg_t)(_pin) << MXS_PAD_PIN_SHIFT) |		\
+		((iomux_cfg_t)(_muxsel) << MXS_PAD_MUXSEL_SHIFT) |	\
+		((iomux_cfg_t)(_ma) << MXS_PAD_MA_SHIFT) |		\
+		((iomux_cfg_t)(_vol) << MXS_PAD_VOL_SHIFT) |		\
+		((iomux_cfg_t)(_pull) << MXS_PAD_PULL_SHIFT))
+
+/*
+ * A pad becomes naked, when none of mA, vol or pull
+ * validity bits is set.
+ */
+#define MXS_IOMUX_PAD_NAKED(_bank, _pin, _muxsel) \
+		MXS_IOMUX_PAD(_bank, _pin, _muxsel, 0, 0, 0)
+
+static inline unsigned int PAD_BANK(iomux_cfg_t pad)
+{
+	return (pad & MXS_PAD_BANK_MASK) >> MXS_PAD_BANK_SHIFT;
+}
+
+static inline unsigned int PAD_PIN(iomux_cfg_t pad)
+{
+	return (pad & MXS_PAD_PIN_MASK) >> MXS_PAD_PIN_SHIFT;
+}
+
+static inline unsigned int PAD_MUXSEL(iomux_cfg_t pad)
+{
+	return (pad & MXS_PAD_MUXSEL_MASK) >> MXS_PAD_MUXSEL_SHIFT;
+}
+
+static inline unsigned int PAD_MA(iomux_cfg_t pad)
+{
+	return (pad & MXS_PAD_MA_MASK) >> MXS_PAD_MA_SHIFT;
+}
+
+static inline unsigned int PAD_MA_VALID(iomux_cfg_t pad)
+{
+	return (pad & MXS_PAD_MA_VALID_MASK) >> MXS_PAD_MA_VALID_SHIFT;
+}
+
+static inline unsigned int PAD_VOL(iomux_cfg_t pad)
+{
+	return (pad & MXS_PAD_VOL_MASK) >> MXS_PAD_VOL_SHIFT;
+}
+
+static inline unsigned int PAD_VOL_VALID(iomux_cfg_t pad)
+{
+	return (pad & MXS_PAD_VOL_VALID_MASK) >> MXS_PAD_VOL_VALID_SHIFT;
+}
+
+static inline unsigned int PAD_PULL(iomux_cfg_t pad)
+{
+	return (pad & MXS_PAD_PULL_MASK) >> MXS_PAD_PULL_SHIFT;
+}
+
+static inline unsigned int PAD_PULL_VALID(iomux_cfg_t pad)
+{
+	return (pad & MXS_PAD_PULL_VALID_MASK) >> MXS_PAD_PULL_VALID_SHIFT;
+}
+
+/*
+ * configures a single pad in the iomuxer
+ */
+int mxs_iomux_setup_pad(iomux_cfg_t pad);
+
+/*
+ * configures multiple pads
+ * convenient way to call the above function with tables
+ */
+int mxs_iomux_setup_multiple_pads(const iomux_cfg_t *pad_list, unsigned count);
+
+#endif /* __ASSEMBLY__ */
+#endif /* __MACH_MXS_IOMUX_H__*/