imx: reorganize IMX code as other SOCs

Change is consistent with other SOCs and it is in preparation
for adding SOMs. SOC's related files are moved from cpu/ to
mach-imx/<SOC>.

This change is also coherent with the structure in kernel.

Signed-off-by: Stefano Babic <sbabic@denx.de>

CC: Fabio Estevam <fabio.estevam@nxp.com>
CC: Akshay Bhat <akshaybhat@timesys.com>
CC: Ken Lin <Ken.Lin@advantech.com.tw>
CC: Marek Vasut <marek.vasut@gmail.com>
CC: Heiko Schocher <hs@denx.de>
CC: "Sébastien Szymanski" <sebastien.szymanski@armadeus.com>
CC: Christian Gmeiner <christian.gmeiner@gmail.com>
CC: Stefan Roese <sr@denx.de>
CC: Patrick Bruenn <p.bruenn@beckhoff.com>
CC: Troy Kisky <troy.kisky@boundarydevices.com>
CC: Nikita Kiryanov <nikita@compulab.co.il>
CC: Otavio Salvador <otavio@ossystems.com.br>
CC: "Eric Bénard" <eric@eukrea.com>
CC: Jagan Teki <jagan@amarulasolutions.com>
CC: Ye Li <ye.li@nxp.com>
CC: Peng Fan <peng.fan@nxp.com>
CC: Adrian Alonso <adrian.alonso@nxp.com>
CC: Alison Wang <b18965@freescale.com>
CC: Tim Harvey <tharvey@gateworks.com>
CC: Martin Donnelly <martin.donnelly@ge.com>
CC: Marcin Niestroj <m.niestroj@grinn-global.com>
CC: Lukasz Majewski <lukma@denx.de>
CC: Adam Ford <aford173@gmail.com>
CC: "Albert ARIBAUD (3ADEV)" <albert.aribaud@3adev.fr>
CC: Boris Brezillon <boris.brezillon@free-electrons.com>
CC: Soeren Moch <smoch@web.de>
CC: Richard Hu <richard.hu@technexion.com>
CC: Wig Cheng <wig.cheng@technexion.com>
CC: Vanessa Maegima <vanessa.maegima@nxp.com>
CC: Max Krummenacher <max.krummenacher@toradex.com>
CC: Stefan Agner <stefan.agner@toradex.com>
CC: Markus Niebel <Markus.Niebel@tq-group.com>
CC: Breno Lima <breno.lima@nxp.com>
CC: Francesco Montefoschi <francesco.montefoschi@udoo.org>
CC: Jaehoon Chung <jh80.chung@samsung.com>
CC: Scott Wood <oss@buserror.net>
CC: Joe Hershberger <joe.hershberger@ni.com>
CC: Anatolij Gustschin <agust@denx.de>
CC: Simon Glass <sjg@chromium.org>
CC: "Andrew F. Davis" <afd@ti.com>
CC: "Łukasz Majewski" <l.majewski@samsung.com>
CC: Patrice Chotard <patrice.chotard@st.com>
CC: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
CC: Hans de Goede <hdegoede@redhat.com>
CC: Masahiro Yamada <yamada.masahiro@socionext.com>
CC: Stephen Warren <swarren@nvidia.com>
CC: Andre Przywara <andre.przywara@arm.com>
CC: "Álvaro Fernández Rojas" <noltari@gmail.com>
CC: York Sun <york.sun@nxp.com>
CC: Xiaoliang Yang <xiaoliang.yang@nxp.com>
CC: Chen-Yu Tsai <wens@csie.org>
CC: George McCollister <george.mccollister@gmail.com>
CC: Sven Ebenfeld <sven.ebenfeld@gmail.com>
CC: Filip Brozovic <fbrozovic@gmail.com>
CC: Petr Kulhavy <brain@jikos.cz>
CC: Eric Nelson <eric@nelint.com>
CC: Bai Ping <ping.bai@nxp.com>
CC: Anson Huang <Anson.Huang@nxp.com>
CC: Sanchayan Maity <maitysanchayan@gmail.com>
CC: Lokesh Vutla <lokeshvutla@ti.com>
CC: Patrick Delaunay <patrick.delaunay@st.com>
CC: Gary Bisson <gary.bisson@boundarydevices.com>
CC: Alexander Graf <agraf@suse.de>
CC: u-boot@lists.denx.de
Reviewed-by: Fabio Estevam <fabio.estevam@nxp.com>
Reviewed-by: Christian Gmeiner <christian.gmeiner@gmail.com>
diff --git a/arch/arm/include/asm/mach-imx/regs-lcdif.h b/arch/arm/include/asm/mach-imx/regs-lcdif.h
new file mode 100644
index 0000000..4de401b
--- /dev/null
+++ b/arch/arm/include/asm/mach-imx/regs-lcdif.h
@@ -0,0 +1,232 @@
+/*
+ * Freescale i.MX28/6SX/6UL/7D LCDIF Register Definitions
+ *
+ * Copyright (C) 2011 Marek Vasut <marek.vasut@gmail.com>
+ * on behalf of DENX Software Engineering GmbH
+ *
+ * Based on code from LTIB:
+ * Copyright 2008-2010 Freescale Semiconductor, Inc. All Rights Reserved.
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#ifndef __IMX_REGS_LCDIF_H__
+#define __IMX_REGS_LCDIF_H__
+
+#ifndef	__ASSEMBLY__
+#include <asm/mach-imx/regs-common.h>
+
+struct mxs_lcdif_regs {
+	mxs_reg_32(hw_lcdif_ctrl)		/* 0x00 */
+	mxs_reg_32(hw_lcdif_ctrl1)		/* 0x10 */
+#if defined(CONFIG_MX28) || defined(CONFIG_MX6SX) || defined(CONFIG_MX6UL) || \
+	defined(CONFIG_MX7) || defined(CONFIG_MX6SL) || defined(CONFIG_MX6SLL)
+	mxs_reg_32(hw_lcdif_ctrl2)		/* 0x20 */
+#endif
+	mxs_reg_32(hw_lcdif_transfer_count)	/* 0x20/0x30 */
+	mxs_reg_32(hw_lcdif_cur_buf)		/* 0x30/0x40 */
+	mxs_reg_32(hw_lcdif_next_buf)		/* 0x40/0x50 */
+
+#if defined(CONFIG_MX23)
+	uint32_t	reserved1[4];
+#endif
+
+	mxs_reg_32(hw_lcdif_timing)		/* 0x60 */
+	mxs_reg_32(hw_lcdif_vdctrl0)		/* 0x70 */
+	mxs_reg_32(hw_lcdif_vdctrl1)		/* 0x80 */
+	mxs_reg_32(hw_lcdif_vdctrl2)		/* 0x90 */
+	mxs_reg_32(hw_lcdif_vdctrl3)		/* 0xa0 */
+	mxs_reg_32(hw_lcdif_vdctrl4)		/* 0xb0 */
+	mxs_reg_32(hw_lcdif_dvictrl0)		/* 0xc0 */
+	mxs_reg_32(hw_lcdif_dvictrl1)		/* 0xd0 */
+	mxs_reg_32(hw_lcdif_dvictrl2)		/* 0xe0 */
+	mxs_reg_32(hw_lcdif_dvictrl3)		/* 0xf0 */
+	mxs_reg_32(hw_lcdif_dvictrl4)		/* 0x100 */
+	mxs_reg_32(hw_lcdif_csc_coeffctrl0)	/* 0x110 */
+	mxs_reg_32(hw_lcdif_csc_coeffctrl1)	/* 0x120 */
+	mxs_reg_32(hw_lcdif_csc_coeffctrl2)	/* 0x130 */
+	mxs_reg_32(hw_lcdif_csc_coeffctrl3)	/* 0x140 */
+	mxs_reg_32(hw_lcdif_csc_coeffctrl4)	/* 0x150 */
+	mxs_reg_32(hw_lcdif_csc_offset)	/* 0x160 */
+	mxs_reg_32(hw_lcdif_csc_limit)		/* 0x170 */
+
+#if defined(CONFIG_MX23)
+	uint32_t	reserved2[12];
+#endif
+	mxs_reg_32(hw_lcdif_data)		/* 0x1b0/0x180 */
+	mxs_reg_32(hw_lcdif_bm_error_stat)	/* 0x1c0/0x190 */
+#if defined(CONFIG_MX28) || defined(CONFIG_MX6SX) || defined(CONFIG_MX6UL) || \
+	defined(CONFIG_MX7) || defined(CONFIG_MX6SL) || defined(CONFIG_MX6SLL)
+	mxs_reg_32(hw_lcdif_crc_stat)		/* 0x1a0 */
+#endif
+	mxs_reg_32(hw_lcdif_lcdif_stat)		/* 0x1d0/0x1b0 */
+	mxs_reg_32(hw_lcdif_version)		/* 0x1e0/0x1c0 */
+	mxs_reg_32(hw_lcdif_debug0)		/* 0x1f0/0x1d0 */
+	mxs_reg_32(hw_lcdif_debug1)		/* 0x200/0x1e0 */
+	mxs_reg_32(hw_lcdif_debug2)		/* 0x1f0 */
+#if defined(CONFIG_MX6SX) || defined(CONFIG_MX6UL) || defined(CONFIG_MX7) || \
+	defined(CONFIG_MX6SL) || defined(CONFIG_MX6SLL)
+	mxs_reg_32(hw_lcdif_thres)
+	mxs_reg_32(hw_lcdif_as_ctrl)
+	mxs_reg_32(hw_lcdif_as_buf)
+	mxs_reg_32(hw_lcdif_as_next_buf)
+	mxs_reg_32(hw_lcdif_as_clrkeylow)
+	mxs_reg_32(hw_lcdif_as_clrkeyhigh)
+	mxs_reg_32(hw_lcdif_as_sync_delay)
+	mxs_reg_32(hw_lcdif_as_debug3)
+	mxs_reg_32(hw_lcdif_as_debug4)
+	mxs_reg_32(hw_lcdif_as_debug5)
+#endif
+};
+#endif
+
+#define	LCDIF_CTRL_SFTRST					(1 << 31)
+#define	LCDIF_CTRL_CLKGATE					(1 << 30)
+#define	LCDIF_CTRL_YCBCR422_INPUT				(1 << 29)
+#define	LCDIF_CTRL_READ_WRITEB					(1 << 28)
+#define	LCDIF_CTRL_WAIT_FOR_VSYNC_EDGE				(1 << 27)
+#define	LCDIF_CTRL_DATA_SHIFT_DIR				(1 << 26)
+#define	LCDIF_CTRL_SHIFT_NUM_BITS_MASK				(0x1f << 21)
+#define	LCDIF_CTRL_SHIFT_NUM_BITS_OFFSET			21
+#define	LCDIF_CTRL_DVI_MODE					(1 << 20)
+#define	LCDIF_CTRL_BYPASS_COUNT					(1 << 19)
+#define	LCDIF_CTRL_VSYNC_MODE					(1 << 18)
+#define	LCDIF_CTRL_DOTCLK_MODE					(1 << 17)
+#define	LCDIF_CTRL_DATA_SELECT					(1 << 16)
+#define	LCDIF_CTRL_INPUT_DATA_SWIZZLE_MASK			(0x3 << 14)
+#define	LCDIF_CTRL_INPUT_DATA_SWIZZLE_OFFSET			14
+#define	LCDIF_CTRL_CSC_DATA_SWIZZLE_MASK			(0x3 << 12)
+#define	LCDIF_CTRL_CSC_DATA_SWIZZLE_OFFSET			12
+#define	LCDIF_CTRL_LCD_DATABUS_WIDTH_MASK			(0x3 << 10)
+#define	LCDIF_CTRL_LCD_DATABUS_WIDTH_OFFSET			10
+#define	LCDIF_CTRL_LCD_DATABUS_WIDTH_16BIT			(0 << 10)
+#define	LCDIF_CTRL_LCD_DATABUS_WIDTH_8BIT			(1 << 10)
+#define	LCDIF_CTRL_LCD_DATABUS_WIDTH_18BIT			(2 << 10)
+#define	LCDIF_CTRL_LCD_DATABUS_WIDTH_24BIT			(3 << 10)
+#define	LCDIF_CTRL_WORD_LENGTH_MASK				(0x3 << 8)
+#define	LCDIF_CTRL_WORD_LENGTH_OFFSET				8
+#define	LCDIF_CTRL_WORD_LENGTH_16BIT				(0 << 8)
+#define	LCDIF_CTRL_WORD_LENGTH_8BIT				(1 << 8)
+#define	LCDIF_CTRL_WORD_LENGTH_18BIT				(2 << 8)
+#define	LCDIF_CTRL_WORD_LENGTH_24BIT				(3 << 8)
+#define	LCDIF_CTRL_RGB_TO_YCBCR422_CSC				(1 << 7)
+#define	LCDIF_CTRL_LCDIF_MASTER					(1 << 5)
+#define	LCDIF_CTRL_DATA_FORMAT_16_BIT				(1 << 3)
+#define	LCDIF_CTRL_DATA_FORMAT_18_BIT				(1 << 2)
+#define	LCDIF_CTRL_DATA_FORMAT_24_BIT				(1 << 1)
+#define	LCDIF_CTRL_RUN						(1 << 0)
+
+#define	LCDIF_CTRL1_COMBINE_MPU_WR_STRB				(1 << 27)
+#define	LCDIF_CTRL1_BM_ERROR_IRQ_EN				(1 << 26)
+#define	LCDIF_CTRL1_BM_ERROR_IRQ				(1 << 25)
+#define	LCDIF_CTRL1_RECOVER_ON_UNDERFLOW			(1 << 24)
+#define	LCDIF_CTRL1_INTERLACE_FIELDS				(1 << 23)
+#define	LCDIF_CTRL1_START_INTERLACE_FROM_SECOND_FIELD		(1 << 22)
+#define	LCDIF_CTRL1_FIFO_CLEAR					(1 << 21)
+#define	LCDIF_CTRL1_IRQ_ON_ALTERNATE_FIELDS			(1 << 20)
+#define	LCDIF_CTRL1_BYTE_PACKING_FORMAT_MASK			(0xf << 16)
+#define	LCDIF_CTRL1_BYTE_PACKING_FORMAT_OFFSET			16
+#define	LCDIF_CTRL1_OVERFLOW_IRQ_EN				(1 << 15)
+#define	LCDIF_CTRL1_UNDERFLOW_IRQ_EN				(1 << 14)
+#define	LCDIF_CTRL1_CUR_FRAME_DONE_IRQ_EN			(1 << 13)
+#define	LCDIF_CTRL1_VSYNC_EDGE_IRQ_EN				(1 << 12)
+#define	LCDIF_CTRL1_OVERFLOW_IRQ				(1 << 11)
+#define	LCDIF_CTRL1_UNDERFLOW_IRQ				(1 << 10)
+#define	LCDIF_CTRL1_CUR_FRAME_DONE_IRQ				(1 << 9)
+#define	LCDIF_CTRL1_VSYNC_EDGE_IRQ				(1 << 8)
+#define	LCDIF_CTRL1_BUSY_ENABLE					(1 << 2)
+#define	LCDIF_CTRL1_MODE86					(1 << 1)
+#define	LCDIF_CTRL1_RESET					(1 << 0)
+
+#define	LCDIF_CTRL2_OUTSTANDING_REQS_MASK			(0x7 << 21)
+#define	LCDIF_CTRL2_OUTSTANDING_REQS_OFFSET			21
+#define	LCDIF_CTRL2_OUTSTANDING_REQS_REQ_1			(0x0 << 21)
+#define	LCDIF_CTRL2_OUTSTANDING_REQS_REQ_2			(0x1 << 21)
+#define	LCDIF_CTRL2_OUTSTANDING_REQS_REQ_4			(0x2 << 21)
+#define	LCDIF_CTRL2_OUTSTANDING_REQS_REQ_8			(0x3 << 21)
+#define	LCDIF_CTRL2_OUTSTANDING_REQS_REQ_16			(0x4 << 21)
+#define	LCDIF_CTRL2_BURST_LEN_8					(1 << 20)
+#define	LCDIF_CTRL2_ODD_LINE_PATTERN_MASK			(0x7 << 16)
+#define	LCDIF_CTRL2_ODD_LINE_PATTERN_OFFSET			16
+#define	LCDIF_CTRL2_ODD_LINE_PATTERN_RGB			(0x0 << 16)
+#define	LCDIF_CTRL2_ODD_LINE_PATTERN_RBG			(0x1 << 16)
+#define	LCDIF_CTRL2_ODD_LINE_PATTERN_GBR			(0x2 << 16)
+#define	LCDIF_CTRL2_ODD_LINE_PATTERN_GRB			(0x3 << 16)
+#define	LCDIF_CTRL2_ODD_LINE_PATTERN_BRG			(0x4 << 16)
+#define	LCDIF_CTRL2_ODD_LINE_PATTERN_BGR			(0x5 << 16)
+#define	LCDIF_CTRL2_EVEN_LINE_PATTERN_MASK			(0x7 << 12)
+#define	LCDIF_CTRL2_EVEN_LINE_PATTERN_OFFSET			12
+#define	LCDIF_CTRL2_EVEN_LINE_PATTERN_RGB			(0x0 << 12)
+#define	LCDIF_CTRL2_EVEN_LINE_PATTERN_RBG			(0x1 << 12)
+#define	LCDIF_CTRL2_EVEN_LINE_PATTERN_GBR			(0x2 << 12)
+#define	LCDIF_CTRL2_EVEN_LINE_PATTERN_GRB			(0x3 << 12)
+#define	LCDIF_CTRL2_EVEN_LINE_PATTERN_BRG			(0x4 << 12)
+#define	LCDIF_CTRL2_EVEN_LINE_PATTERN_BGR			(0x5 << 12)
+#define	LCDIF_CTRL2_READ_PACK_DIR				(1 << 10)
+#define	LCDIF_CTRL2_READ_MODE_OUTPUT_IN_RGB_FORMAT		(1 << 9)
+#define	LCDIF_CTRL2_READ_MODE_6_BIT_INPUT			(1 << 8)
+#define	LCDIF_CTRL2_READ_MODE_NUM_PACKED_SUBWORDS_MASK		(0x7 << 4)
+#define	LCDIF_CTRL2_READ_MODE_NUM_PACKED_SUBWORDS_OFFSET	4
+#define	LCDIF_CTRL2_INITIAL_DUMMY_READ_MASK			(0x7 << 1)
+#define	LCDIF_CTRL2_INITIAL_DUMMY_READ_OFFSET			1
+
+#define	LCDIF_TRANSFER_COUNT_V_COUNT_MASK			(0xffff << 16)
+#define	LCDIF_TRANSFER_COUNT_V_COUNT_OFFSET			16
+#define	LCDIF_TRANSFER_COUNT_H_COUNT_MASK			(0xffff << 0)
+#define	LCDIF_TRANSFER_COUNT_H_COUNT_OFFSET			0
+
+#define	LCDIF_CUR_BUF_ADDR_MASK					0xffffffff
+#define	LCDIF_CUR_BUF_ADDR_OFFSET				0
+
+#define	LCDIF_NEXT_BUF_ADDR_MASK				0xffffffff
+#define	LCDIF_NEXT_BUF_ADDR_OFFSET				0
+
+#define	LCDIF_TIMING_CMD_HOLD_MASK				(0xff << 24)
+#define	LCDIF_TIMING_CMD_HOLD_OFFSET				24
+#define	LCDIF_TIMING_CMD_SETUP_MASK				(0xff << 16)
+#define	LCDIF_TIMING_CMD_SETUP_OFFSET				16
+#define	LCDIF_TIMING_DATA_HOLD_MASK				(0xff << 8)
+#define	LCDIF_TIMING_DATA_HOLD_OFFSET				8
+#define	LCDIF_TIMING_DATA_SETUP_MASK				(0xff << 0)
+#define	LCDIF_TIMING_DATA_SETUP_OFFSET				0
+
+#define	LCDIF_VDCTRL0_VSYNC_OEB					(1 << 29)
+#define	LCDIF_VDCTRL0_ENABLE_PRESENT				(1 << 28)
+#define	LCDIF_VDCTRL0_VSYNC_POL					(1 << 27)
+#define	LCDIF_VDCTRL0_HSYNC_POL					(1 << 26)
+#define	LCDIF_VDCTRL0_DOTCLK_POL				(1 << 25)
+#define	LCDIF_VDCTRL0_ENABLE_POL				(1 << 24)
+#define	LCDIF_VDCTRL0_VSYNC_PERIOD_UNIT				(1 << 21)
+#define	LCDIF_VDCTRL0_VSYNC_PULSE_WIDTH_UNIT			(1 << 20)
+#define	LCDIF_VDCTRL0_HALF_LINE					(1 << 19)
+#define	LCDIF_VDCTRL0_HALF_LINE_MODE				(1 << 18)
+#define	LCDIF_VDCTRL0_VSYNC_PULSE_WIDTH_MASK			0x3ffff
+#define	LCDIF_VDCTRL0_VSYNC_PULSE_WIDTH_OFFSET			0
+
+#define	LCDIF_VDCTRL1_VSYNC_PERIOD_MASK				0xffffffff
+#define	LCDIF_VDCTRL1_VSYNC_PERIOD_OFFSET			0
+
+#if defined(CONFIG_MX23)
+#define	LCDIF_VDCTRL2_HSYNC_PULSE_WIDTH_MASK			(0xff << 24)
+#define	LCDIF_VDCTRL2_HSYNC_PULSE_WIDTH_OFFSET			24
+#else
+#define	LCDIF_VDCTRL2_HSYNC_PULSE_WIDTH_MASK			(0x3fff << 18)
+#define	LCDIF_VDCTRL2_HSYNC_PULSE_WIDTH_OFFSET			18
+#endif
+#define	LCDIF_VDCTRL2_HSYNC_PERIOD_MASK				0x3ffff
+#define	LCDIF_VDCTRL2_HSYNC_PERIOD_OFFSET			0
+
+#define	LCDIF_VDCTRL3_MUX_SYNC_SIGNALS				(1 << 29)
+#define	LCDIF_VDCTRL3_VSYNC_ONLY				(1 << 28)
+#define	LCDIF_VDCTRL3_HORIZONTAL_WAIT_CNT_MASK			(0xfff << 16)
+#define	LCDIF_VDCTRL3_HORIZONTAL_WAIT_CNT_OFFSET		16
+#define	LCDIF_VDCTRL3_VERTICAL_WAIT_CNT_MASK			(0xffff << 0)
+#define	LCDIF_VDCTRL3_VERTICAL_WAIT_CNT_OFFSET			0
+
+#define	LCDIF_VDCTRL4_DOTCLK_DLY_SEL_MASK			(0x7 << 29)
+#define	LCDIF_VDCTRL4_DOTCLK_DLY_SEL_OFFSET			29
+#define	LCDIF_VDCTRL4_SYNC_SIGNALS_ON				(1 << 18)
+#define	LCDIF_VDCTRL4_DOTCLK_H_VALID_DATA_CNT_MASK		0x3ffff
+#define	LCDIF_VDCTRL4_DOTCLK_H_VALID_DATA_CNT_OFFSET		0
+
+#endif /* __IMX_REGS_LCDIF_H__ */