ARM: arm-soc: Merge branch 'next/pm2' into next/pm

Another smaller branch merged into next/pm before pull request.

Signed-off-by: Olof Johansson <olof@lixom.net>

12 files changed, 630 insertions, 5 deletions

diff --git a/include/linux/clk/zynq.h b/include/linux/clk/zynq.h
new file mode 100644
index 000000000000..56be7cd9aa8b
--- /dev/null
+++ b/include/linux/clk/zynq.h
@@ -0,0 +1,24 @@
+/*
+ * Copyright (C) 2012 National Instruments
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#ifndef __LINUX_CLK_ZYNQ_H_
+#define __LINUX_CLK_ZYNQ_H_
+
+void __init xilinx_zynq_clocks_init(void __iomem *slcr);
+
+#endif
diff --git a/include/linux/dma/ipu-dma.h b/include/linux/dma/ipu-dma.h
new file mode 100644
index 000000000000..18031115c668
--- /dev/null
+++ b/include/linux/dma/ipu-dma.h
@@ -0,0 +1,177 @@
+/*
+ * Copyright (C) 2008
+ * Guennadi Liakhovetski, DENX Software Engineering, <lg@denx.de>
+ *
+ * Copyright (C) 2005-2007 Freescale Semiconductor, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef __LINUX_DMA_IPU_DMA_H
+#define __LINUX_DMA_IPU_DMA_H
+
+#include <linux/types.h>
+#include <linux/dmaengine.h>
+
+/* IPU DMA Controller channel definitions. */
+enum ipu_channel {
+        IDMAC_IC_0 = 0,         /* IC (encoding task) to memory */
+        IDMAC_IC_1 = 1,         /* IC (viewfinder task) to memory */
+        IDMAC_ADC_0 = 1,
+        IDMAC_IC_2 = 2,
+        IDMAC_ADC_1 = 2,
+        IDMAC_IC_3 = 3,
+        IDMAC_IC_4 = 4,
+        IDMAC_IC_5 = 5,
+        IDMAC_IC_6 = 6,
+        IDMAC_IC_7 = 7,         /* IC (sensor data) to memory */
+        IDMAC_IC_8 = 8,
+        IDMAC_IC_9 = 9,
+        IDMAC_IC_10 = 10,
+        IDMAC_IC_11 = 11,
+        IDMAC_IC_12 = 12,
+        IDMAC_IC_13 = 13,
+        IDMAC_SDC_0 = 14,       /* Background synchronous display data */
+        IDMAC_SDC_1 = 15,       /* Foreground data (overlay) */
+        IDMAC_SDC_2 = 16,
+        IDMAC_SDC_3 = 17,
+        IDMAC_ADC_2 = 18,
+        IDMAC_ADC_3 = 19,
+        IDMAC_ADC_4 = 20,
+        IDMAC_ADC_5 = 21,
+        IDMAC_ADC_6 = 22,
+        IDMAC_ADC_7 = 23,
+        IDMAC_PF_0 = 24,
+        IDMAC_PF_1 = 25,
+        IDMAC_PF_2 = 26,
+        IDMAC_PF_3 = 27,
+        IDMAC_PF_4 = 28,
+        IDMAC_PF_5 = 29,
+        IDMAC_PF_6 = 30,
+        IDMAC_PF_7 = 31,
+};
+
+/* Order significant! */
+enum ipu_channel_status {
+        IPU_CHANNEL_FREE,
+        IPU_CHANNEL_INITIALIZED,
+        IPU_CHANNEL_READY,
+        IPU_CHANNEL_ENABLED,
+};
+
+#define IPU_CHANNELS_NUM 32
+
+enum pixel_fmt {
+        /* 1 byte */
+        IPU_PIX_FMT_GENERIC,
+        IPU_PIX_FMT_RGB332,
+        IPU_PIX_FMT_YUV420P,
+        IPU_PIX_FMT_YUV422P,
+        IPU_PIX_FMT_YUV420P2,
+        IPU_PIX_FMT_YVU422P,
+        /* 2 bytes */
+        IPU_PIX_FMT_RGB565,
+        IPU_PIX_FMT_RGB666,
+        IPU_PIX_FMT_BGR666,
+        IPU_PIX_FMT_YUYV,
+        IPU_PIX_FMT_UYVY,
+        /* 3 bytes */
+        IPU_PIX_FMT_RGB24,
+        IPU_PIX_FMT_BGR24,
+        /* 4 bytes */
+        IPU_PIX_FMT_GENERIC_32,
+        IPU_PIX_FMT_RGB32,
+        IPU_PIX_FMT_BGR32,
+        IPU_PIX_FMT_ABGR32,
+        IPU_PIX_FMT_BGRA32,
+        IPU_PIX_FMT_RGBA32,
+};
+
+enum ipu_color_space {
+        IPU_COLORSPACE_RGB,
+        IPU_COLORSPACE_YCBCR,
+        IPU_COLORSPACE_YUV
+};
+
+/*
+ * Enumeration of IPU rotation modes
+ */
+enum ipu_rotate_mode {
+        /* Note the enum values correspond to BAM value */
+        IPU_ROTATE_NONE = 0,
+        IPU_ROTATE_VERT_FLIP = 1,
+        IPU_ROTATE_HORIZ_FLIP = 2,
+        IPU_ROTATE_180 = 3,
+        IPU_ROTATE_90_RIGHT = 4,
+        IPU_ROTATE_90_RIGHT_VFLIP = 5,
+        IPU_ROTATE_90_RIGHT_HFLIP = 6,
+        IPU_ROTATE_90_LEFT = 7,
+};
+
+/*
+ * Enumeration of DI ports for ADC.
+ */
+enum display_port {
+        DISP0,
+        DISP1,
+        DISP2,
+        DISP3
+};
+
+struct idmac_video_param {
+        unsigned short          in_width;
+        unsigned short          in_height;
+        uint32_t                in_pixel_fmt;
+        unsigned short          out_width;
+        unsigned short          out_height;
+        uint32_t                out_pixel_fmt;
+        unsigned short          out_stride;
+        bool                    graphics_combine_en;
+        bool                    global_alpha_en;
+        bool                    key_color_en;
+        enum display_port       disp;
+        unsigned short          out_left;
+        unsigned short          out_top;
+};
+
+/*
+ * Union of initialization parameters for a logical channel. So far only video
+ * parameters are used.
+ */
+union ipu_channel_param {
+        struct idmac_video_param video;
+};
+
+struct idmac_tx_desc {
+        struct dma_async_tx_descriptor  txd;
+        struct scatterlist              *sg;    /* scatterlist for this */
+        unsigned int                    sg_len; /* tx-descriptor. */
+        struct list_head                list;
+};
+
+struct idmac_channel {
+        struct dma_chan         dma_chan;
+        dma_cookie_t            completed;      /* last completed cookie           */
+        union ipu_channel_param params;
+        enum ipu_channel        link;   /* input channel, linked to the output     */
+        enum ipu_channel_status status;
+        void                    *client;        /* Only one client per channel     */
+        unsigned int            n_tx_desc;
+        struct idmac_tx_desc    *desc;          /* allocated tx-descriptors        */
+        struct scatterlist      *sg[2]; /* scatterlist elements in buffer-0 and -1 */
+        struct list_head        free_list;      /* free tx-descriptors             */
+        struct list_head        queue;          /* queued tx-descriptors           */
+        spinlock_t              lock;           /* protects sg[0,1], queue         */
+        struct mutex            chan_mutex; /* protects status, cookie, free_list  */
+        bool                    sec_chan_en;
+        int                     active_buffer;
+        unsigned int            eof_irq;
+        char                    eof_name[16];   /* EOF IRQ name for request_irq()  */
+};
+
+#define to_tx_desc(tx) container_of(tx, struct idmac_tx_desc, txd)
+#define to_idmac_chan(c) container_of(c, struct idmac_channel, dma_chan)
+
+#endif /* __LINUX_DMA_IPU_DMA_H */
diff --git a/include/linux/i2c-omap.h b/include/linux/i2c-omap.h
index df804ba73e0b..92a0dc75bc74 100644
--- a/include/linux/i2c-omap.h
+++ b/include/linux/i2c-omap.h
@@ -34,6 +34,7 @@ struct omap_i2c_bus_platform_data {
         u32             clkrate;
         u32             rev;
         u32             flags;
+        void            (*set_mpu_wkup_lat)(struct device *dev, long set);
 };
 
 #endif
diff --git a/include/linux/of_address.h b/include/linux/of_address.h
index e20e3af68fb6..0506eb53519b 100644
--- a/include/linux/of_address.h
+++ b/include/linux/of_address.h
@@ -42,10 +42,12 @@ static inline struct device_node *of_find_matching_node_by_address(
 {
         return NULL;
 }
+#ifndef of_iomap
 static inline void __iomem *of_iomap(struct device_node *device, int index)
 {
         return NULL;
 }
+#endif
 static inline const __be32 *of_get_address(struct device_node *dev, int index,
                                         u64 *size, unsigned int *flags)
 {
diff --git a/include/linux/omap-dma.h b/include/linux/omap-dma.h
index eb475a8ea25b..7af25a9c9c51 100644
--- a/include/linux/omap-dma.h
+++ b/include/linux/omap-dma.h
@@ -19,4 +19,370 @@ static inline bool omap_dma_filter_fn(struct dma_chan *c, void *d)
 }
 #endif
 
+/*
+ *  Legacy OMAP DMA handling defines and functions
+ *
+ *  NOTE: Do not use these any longer.
+ *
+ *  Use the generic dmaengine functions as defined in
+ *  include/linux/dmaengine.h.
+ *
+ *  Copyright (C) 2003 Nokia Corporation
+ *  Author: Juha Yrjölä <juha.yrjola@nokia.com>
+ *
+ */
+
+#include <linux/platform_device.h>
+
+#define INT_DMA_LCD                     25
+
+#define OMAP1_DMA_TOUT_IRQ              (1 << 0)
+#define OMAP_DMA_DROP_IRQ               (1 << 1)
+#define OMAP_DMA_HALF_IRQ               (1 << 2)
+#define OMAP_DMA_FRAME_IRQ              (1 << 3)
+#define OMAP_DMA_LAST_IRQ               (1 << 4)
+#define OMAP_DMA_BLOCK_IRQ              (1 << 5)
+#define OMAP1_DMA_SYNC_IRQ              (1 << 6)
+#define OMAP2_DMA_PKT_IRQ               (1 << 7)
+#define OMAP2_DMA_TRANS_ERR_IRQ         (1 << 8)
+#define OMAP2_DMA_SECURE_ERR_IRQ        (1 << 9)
+#define OMAP2_DMA_SUPERVISOR_ERR_IRQ    (1 << 10)
+#define OMAP2_DMA_MISALIGNED_ERR_IRQ    (1 << 11)
+
+#define OMAP_DMA_CCR_EN                 (1 << 7)
+#define OMAP_DMA_CCR_RD_ACTIVE          (1 << 9)
+#define OMAP_DMA_CCR_WR_ACTIVE          (1 << 10)
+#define OMAP_DMA_CCR_SEL_SRC_DST_SYNC   (1 << 24)
+#define OMAP_DMA_CCR_BUFFERING_DISABLE  (1 << 25)
+
+#define OMAP_DMA_DATA_TYPE_S8           0x00
+#define OMAP_DMA_DATA_TYPE_S16          0x01
+#define OMAP_DMA_DATA_TYPE_S32          0x02
+
+#define OMAP_DMA_SYNC_ELEMENT           0x00
+#define OMAP_DMA_SYNC_FRAME             0x01
+#define OMAP_DMA_SYNC_BLOCK             0x02
+#define OMAP_DMA_SYNC_PACKET            0x03
+
+#define OMAP_DMA_DST_SYNC_PREFETCH      0x02
+#define OMAP_DMA_SRC_SYNC               0x01
+#define OMAP_DMA_DST_SYNC               0x00
+
+#define OMAP_DMA_PORT_EMIFF             0x00
+#define OMAP_DMA_PORT_EMIFS             0x01
+#define OMAP_DMA_PORT_OCP_T1            0x02
+#define OMAP_DMA_PORT_TIPB              0x03
+#define OMAP_DMA_PORT_OCP_T2            0x04
+#define OMAP_DMA_PORT_MPUI              0x05
+
+#define OMAP_DMA_AMODE_CONSTANT         0x00
+#define OMAP_DMA_AMODE_POST_INC         0x01
+#define OMAP_DMA_AMODE_SINGLE_IDX       0x02
+#define OMAP_DMA_AMODE_DOUBLE_IDX       0x03
+
+#define DMA_DEFAULT_FIFO_DEPTH          0x10
+#define DMA_DEFAULT_ARB_RATE            0x01
+/* Pass THREAD_RESERVE ORed with THREAD_FIFO for tparams */
+#define DMA_THREAD_RESERVE_NORM         (0x00 << 12) /* Def */
+#define DMA_THREAD_RESERVE_ONET         (0x01 << 12)
+#define DMA_THREAD_RESERVE_TWOT         (0x02 << 12)
+#define DMA_THREAD_RESERVE_THREET       (0x03 << 12)
+#define DMA_THREAD_FIFO_NONE            (0x00 << 14) /* Def */
+#define DMA_THREAD_FIFO_75              (0x01 << 14)
+#define DMA_THREAD_FIFO_25              (0x02 << 14)
+#define DMA_THREAD_FIFO_50              (0x03 << 14)
+
+/* DMA4_OCP_SYSCONFIG bits */
+#define DMA_SYSCONFIG_MIDLEMODE_MASK            (3 << 12)
+#define DMA_SYSCONFIG_CLOCKACTIVITY_MASK        (3 << 8)
+#define DMA_SYSCONFIG_EMUFREE                   (1 << 5)
+#define DMA_SYSCONFIG_SIDLEMODE_MASK            (3 << 3)
+#define DMA_SYSCONFIG_SOFTRESET                 (1 << 2)
+#define DMA_SYSCONFIG_AUTOIDLE                  (1 << 0)
+
+#define DMA_SYSCONFIG_MIDLEMODE(n)              ((n) << 12)
+#define DMA_SYSCONFIG_SIDLEMODE(n)              ((n) << 3)
+
+#define DMA_IDLEMODE_SMARTIDLE                  0x2
+#define DMA_IDLEMODE_NO_IDLE                    0x1
+#define DMA_IDLEMODE_FORCE_IDLE                 0x0
+
+/* Chaining modes*/
+#ifndef CONFIG_ARCH_OMAP1
+#define OMAP_DMA_STATIC_CHAIN           0x1
+#define OMAP_DMA_DYNAMIC_CHAIN          0x2
+#define OMAP_DMA_CHAIN_ACTIVE           0x1
+#define OMAP_DMA_CHAIN_INACTIVE         0x0
+#endif
+
+#define DMA_CH_PRIO_HIGH                0x1
+#define DMA_CH_PRIO_LOW                 0x0 /* Def */
+
+/* Errata handling */
+#define IS_DMA_ERRATA(id)               (errata & (id))
+#define SET_DMA_ERRATA(id)              (errata |= (id))
+
+#define DMA_ERRATA_IFRAME_BUFFERING     BIT(0x0)
+#define DMA_ERRATA_PARALLEL_CHANNELS    BIT(0x1)
+#define DMA_ERRATA_i378                 BIT(0x2)
+#define DMA_ERRATA_i541                 BIT(0x3)
+#define DMA_ERRATA_i88                  BIT(0x4)
+#define DMA_ERRATA_3_3                  BIT(0x5)
+#define DMA_ROMCODE_BUG                 BIT(0x6)
+
+/* Attributes for OMAP DMA Contrller */
+#define DMA_LINKED_LCH                  BIT(0x0)
+#define GLOBAL_PRIORITY                 BIT(0x1)
+#define RESERVE_CHANNEL                 BIT(0x2)
+#define IS_CSSA_32                      BIT(0x3)
+#define IS_CDSA_32                      BIT(0x4)
+#define IS_RW_PRIORITY                  BIT(0x5)
+#define ENABLE_1510_MODE                BIT(0x6)
+#define SRC_PORT                        BIT(0x7)
+#define DST_PORT                        BIT(0x8)
+#define SRC_INDEX                       BIT(0x9)
+#define DST_INDEX                       BIT(0xa)
+#define IS_BURST_ONLY4                  BIT(0xb)
+#define CLEAR_CSR_ON_READ               BIT(0xc)
+#define IS_WORD_16                      BIT(0xd)
+#define ENABLE_16XX_MODE                BIT(0xe)
+#define HS_CHANNELS_RESERVED            BIT(0xf)
+
+/* Defines for DMA Capabilities */
+#define DMA_HAS_TRANSPARENT_CAPS        (0x1 << 18)
+#define DMA_HAS_CONSTANT_FILL_CAPS      (0x1 << 19)
+#define DMA_HAS_DESCRIPTOR_CAPS         (0x3 << 20)
+
+enum omap_reg_offsets {
+
+GCR,            GSCR,           GRST1,          HW_ID,
+PCH2_ID,        PCH0_ID,        PCH1_ID,        PCHG_ID,
+PCHD_ID,        CAPS_0,         CAPS_1,         CAPS_2,
+CAPS_3,         CAPS_4,         PCH2_SR,        PCH0_SR,
+PCH1_SR,        PCHD_SR,        REVISION,       IRQSTATUS_L0,
+IRQSTATUS_L1,   IRQSTATUS_L2,   IRQSTATUS_L3,   IRQENABLE_L0,
+IRQENABLE_L1,   IRQENABLE_L2,   IRQENABLE_L3,   SYSSTATUS,
+OCP_SYSCONFIG,
+
+/* omap1+ specific */
+CPC, CCR2, LCH_CTRL,
+
+/* Common registers for all omap's */
+CSDP,           CCR,            CICR,           CSR,
+CEN,            CFN,            CSFI,           CSEI,
+CSAC,           CDAC,           CDEI,
+CDFI,           CLNK_CTRL,
+
+/* Channel specific registers */
+CSSA,           CDSA,           COLOR,
+CCEN,           CCFN,
+
+/* omap3630 and omap4 specific */
+CDP,            CNDP,           CCDN,
+
+};
+
+enum omap_dma_burst_mode {
+        OMAP_DMA_DATA_BURST_DIS = 0,
+        OMAP_DMA_DATA_BURST_4,
+        OMAP_DMA_DATA_BURST_8,
+        OMAP_DMA_DATA_BURST_16,
+};
+
+enum end_type {
+        OMAP_DMA_LITTLE_ENDIAN = 0,
+        OMAP_DMA_BIG_ENDIAN
+};
+
+enum omap_dma_color_mode {
+        OMAP_DMA_COLOR_DIS = 0,
+        OMAP_DMA_CONSTANT_FILL,
+        OMAP_DMA_TRANSPARENT_COPY
+};
+
+enum omap_dma_write_mode {
+        OMAP_DMA_WRITE_NON_POSTED = 0,
+        OMAP_DMA_WRITE_POSTED,
+        OMAP_DMA_WRITE_LAST_NON_POSTED
+};
+
+enum omap_dma_channel_mode {
+        OMAP_DMA_LCH_2D = 0,
+        OMAP_DMA_LCH_G,
+        OMAP_DMA_LCH_P,
+        OMAP_DMA_LCH_PD
+};
+
+struct omap_dma_channel_params {
+        int data_type;          /* data type 8,16,32 */
+        int elem_count;         /* number of elements in a frame */
+        int frame_count;        /* number of frames in a element */
+
+        int src_port;           /* Only on OMAP1 REVISIT: Is this needed? */
+        int src_amode;          /* constant, post increment, indexed,
+                                        double indexed */
+        unsigned long src_start;        /* source address : physical */
+        int src_ei;             /* source element index */
+        int src_fi;             /* source frame index */
+
+        int dst_port;           /* Only on OMAP1 REVISIT: Is this needed? */
+        int dst_amode;          /* constant, post increment, indexed,
+                                        double indexed */
+        unsigned long dst_start;        /* source address : physical */
+        int dst_ei;             /* source element index */
+        int dst_fi;             /* source frame index */
+
+        int trigger;            /* trigger attached if the channel is
+                                        synchronized */
+        int sync_mode;          /* sycn on element, frame , block or packet */
+        int src_or_dst_synch;   /* source synch(1) or destination synch(0) */
+
+        int ie;                 /* interrupt enabled */
+
+        unsigned char read_prio;/* read priority */
+        unsigned char write_prio;/* write priority */
+
+#ifndef CONFIG_ARCH_OMAP1
+        enum omap_dma_burst_mode burst_mode; /* Burst mode 4/8/16 words */
+#endif
+};
+
+struct omap_dma_lch {
+        int next_lch;
+        int dev_id;
+        u16 saved_csr;
+        u16 enabled_irqs;
+        const char *dev_name;
+        void (*callback)(int lch, u16 ch_status, void *data);
+        void *data;
+        long flags;
+        /* required for Dynamic chaining */
+        int prev_linked_ch;
+        int next_linked_ch;
+        int state;
+        int chain_id;
+        int status;
+};
+
+struct omap_dma_dev_attr {
+        u32 dev_caps;
+        u16 lch_count;
+        u16 chan_count;
+        struct omap_dma_lch *chan;
+};
+
+/* System DMA platform data structure */
+struct omap_system_dma_plat_info {
+        struct omap_dma_dev_attr *dma_attr;
+        u32 errata;
+        void (*disable_irq_lch)(int lch);
+        void (*show_dma_caps)(void);
+        void (*clear_lch_regs)(int lch);
+        void (*clear_dma)(int lch);
+        void (*dma_write)(u32 val, int reg, int lch);
+        u32 (*dma_read)(int reg, int lch);
+};
+
+#ifdef CONFIG_ARCH_OMAP2PLUS
+#define dma_omap2plus() 1
+#else
+#define dma_omap2plus() 0
 #endif
+#define dma_omap1()     (!dma_omap2plus())
+#define dma_omap15xx()  ((dma_omap1() && (d->dev_caps & ENABLE_1510_MODE)))
+#define dma_omap16xx()  ((dma_omap1() && (d->dev_caps & ENABLE_16XX_MODE)))
+
+extern void omap_set_dma_priority(int lch, int dst_port, int priority);
+extern int omap_request_dma(int dev_id, const char *dev_name,
+                        void (*callback)(int lch, u16 ch_status, void *data),
+                        void *data, int *dma_ch);
+extern void omap_enable_dma_irq(int ch, u16 irq_bits);
+extern void omap_disable_dma_irq(int ch, u16 irq_bits);
+extern void omap_free_dma(int ch);
+extern void omap_start_dma(int lch);
+extern void omap_stop_dma(int lch);
+extern void omap_set_dma_transfer_params(int lch, int data_type,
+                                         int elem_count, int frame_count,
+                                         int sync_mode,
+                                         int dma_trigger, int src_or_dst_synch);
+extern void omap_set_dma_color_mode(int lch, enum omap_dma_color_mode mode,
+                                    u32 color);
+extern void omap_set_dma_write_mode(int lch, enum omap_dma_write_mode mode);
+extern void omap_set_dma_channel_mode(int lch, enum omap_dma_channel_mode mode);
+
+extern void omap_set_dma_src_params(int lch, int src_port, int src_amode,
+                                    unsigned long src_start,
+                                    int src_ei, int src_fi);
+extern void omap_set_dma_src_index(int lch, int eidx, int fidx);
+extern void omap_set_dma_src_data_pack(int lch, int enable);
+extern void omap_set_dma_src_burst_mode(int lch,
+                                        enum omap_dma_burst_mode burst_mode);
+
+extern void omap_set_dma_dest_params(int lch, int dest_port, int dest_amode,
+                                     unsigned long dest_start,
+                                     int dst_ei, int dst_fi);
+extern void omap_set_dma_dest_index(int lch, int eidx, int fidx);
+extern void omap_set_dma_dest_data_pack(int lch, int enable);
+extern void omap_set_dma_dest_burst_mode(int lch,
+                                         enum omap_dma_burst_mode burst_mode);
+
+extern void omap_set_dma_params(int lch,
+                                struct omap_dma_channel_params *params);
+
+extern void omap_dma_link_lch(int lch_head, int lch_queue);
+extern void omap_dma_unlink_lch(int lch_head, int lch_queue);
+
+extern int omap_set_dma_callback(int lch,
+                        void (*callback)(int lch, u16 ch_status, void *data),
+                        void *data);
+extern dma_addr_t omap_get_dma_src_pos(int lch);
+extern dma_addr_t omap_get_dma_dst_pos(int lch);
+extern void omap_clear_dma(int lch);
+extern int omap_get_dma_active_status(int lch);
+extern int omap_dma_running(void);
+extern void omap_dma_set_global_params(int arb_rate, int max_fifo_depth,
+                                       int tparams);
+extern int omap_dma_set_prio_lch(int lch, unsigned char read_prio,
+                                 unsigned char write_prio);
+extern void omap_set_dma_dst_endian_type(int lch, enum end_type etype);
+extern void omap_set_dma_src_endian_type(int lch, enum end_type etype);
+extern int omap_get_dma_index(int lch, int *ei, int *fi);
+
+void omap_dma_global_context_save(void);
+void omap_dma_global_context_restore(void);
+
+extern void omap_dma_disable_irq(int lch);
+
+/* Chaining APIs */
+#ifndef CONFIG_ARCH_OMAP1
+extern int omap_request_dma_chain(int dev_id, const char *dev_name,
+                                  void (*callback) (int lch, u16 ch_status,
+                                                    void *data),
+                                  int *chain_id, int no_of_chans,
+                                  int chain_mode,
+                                  struct omap_dma_channel_params params);
+extern int omap_free_dma_chain(int chain_id);
+extern int omap_dma_chain_a_transfer(int chain_id, int src_start,
+                                     int dest_start, int elem_count,
+                                     int frame_count, void *callbk_data);
+extern int omap_start_dma_chain_transfers(int chain_id);
+extern int omap_stop_dma_chain_transfers(int chain_id);
+extern int omap_get_dma_chain_index(int chain_id, int *ei, int *fi);
+extern int omap_get_dma_chain_dst_pos(int chain_id);
+extern int omap_get_dma_chain_src_pos(int chain_id);
+
+extern int omap_modify_dma_chain_params(int chain_id,
+                                        struct omap_dma_channel_params params);
+extern int omap_dma_chain_status(int chain_id);
+#endif
+
+#if defined(CONFIG_ARCH_OMAP1) && defined(CONFIG_FB_OMAP)
+#include <mach/lcd_dma.h>
+#else
+static inline int omap_lcd_dma_running(void)
+{
+        return 0;
+}
+#endif
+
+#endif /* __LINUX_OMAP_DMA_H */
diff --git a/include/linux/platform_data/asoc-imx-ssi.h b/include/linux/platform_data/asoc-imx-ssi.h
index 63f3c2804239..92c7fd72f636 100644
--- a/include/linux/platform_data/asoc-imx-ssi.h
+++ b/include/linux/platform_data/asoc-imx-ssi.h
@@ -17,5 +17,7 @@ struct imx_ssi_platform_data {
         void (*ac97_warm_reset)(struct snd_ac97 *ac97);
 };
 
+extern int mxc_set_irq_fiq(unsigned int irq, unsigned int type);
+
 #endif /* __MACH_SSI_H */
 
diff --git a/include/linux/platform_data/dma-imx.h b/include/linux/platform_data/dma-imx.h
index 1b9080385b46..f6d30cc1cb77 100644
--- a/include/linux/platform_data/dma-imx.h
+++ b/include/linux/platform_data/dma-imx.h
@@ -61,7 +61,9 @@ static inline int imx_dma_is_ipu(struct dma_chan *chan)
 static inline int imx_dma_is_general_purpose(struct dma_chan *chan)
 {
         return strstr(dev_name(chan->device->dev), "sdma") ||
-                !strcmp(dev_name(chan->device->dev), "imx-dma");
+                !strcmp(dev_name(chan->device->dev), "imx1-dma") ||
+                !strcmp(dev_name(chan->device->dev), "imx21-dma") ||
+                !strcmp(dev_name(chan->device->dev), "imx27-dma");
 }
 
 #endif
diff --git a/include/linux/platform_data/dmtimer-omap.h b/include/linux/platform_data/dmtimer-omap.h
new file mode 100644
index 000000000000..a19b78d826e9
--- /dev/null
+++ b/include/linux/platform_data/dmtimer-omap.h
@@ -0,0 +1,31 @@
+/*
+ * DMTIMER platform data for TI OMAP platforms
+ *
+ * Copyright (C) 2012 Texas Instruments
+ * Author: Jon Hunter <jon-hunter@ti.com>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published by
+ * the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef __PLATFORM_DATA_DMTIMER_OMAP_H__
+#define __PLATFORM_DATA_DMTIMER_OMAP_H__
+
+struct dmtimer_platform_data {
+        /* set_timer_src - Only used for OMAP1 devices */
+        int (*set_timer_src)(struct platform_device *pdev, int source);
+        u32 timer_capability;
+        u32 timer_errata;
+        int (*get_context_loss_count)(struct device *);
+};
+
+#endif /* __PLATFORM_DATA_DMTIMER_OMAP_H__ */
diff --git a/include/linux/platform_data/gpio-omap.h b/include/linux/platform_data/gpio-omap.h
index e8741c2678d5..5d50b25a73d7 100644
--- a/include/linux/platform_data/gpio-omap.h
+++ b/include/linux/platform_data/gpio-omap.h
@@ -26,7 +26,6 @@
 
 #include <linux/io.h>
 #include <linux/platform_device.h>
-#include <mach/irqs.h>
 
 #define OMAP1_MPUIO_BASE                        0xfffb5000
 
diff --git a/include/linux/platform_data/uio_pruss.h b/include/linux/platform_data/uio_pruss.h
index f39140aabc6f..3d47d219827f 100644
--- a/include/linux/platform_data/uio_pruss.h
+++ b/include/linux/platform_data/uio_pruss.h
@@ -20,6 +20,7 @@
 
 /* To configure the PRUSS INTC base offset for UIO driver */
 struct uio_pruss_pdata {
-        u32     pintc_base;
+        u32             pintc_base;
+        struct gen_pool *sram_pool;
 };
 #endif /* _UIO_PRUSS_H_ */
diff --git a/include/linux/spi/ads7846.h b/include/linux/spi/ads7846.h
index c64de9dd7631..2f694f3846a9 100644
--- a/include/linux/spi/ads7846.h
+++ b/include/linux/spi/ads7846.h
@@ -46,8 +46,9 @@ struct ads7846_platform_data {
         u16     debounce_rep;           /* additional consecutive good readings
                                          * required after the first two */
         int     gpio_pendown;           /* the GPIO used to decide the pendown
-                                         * state if get_pendown_state == NULL
-                                         */
+                                         * state if get_pendown_state == NULL */
+        int     gpio_pendown_debounce;  /* platform specific debounce time for
+                                         * the gpio_pendown */
         int     (*get_pendown_state)(void);
         int     (*filter_init)  (const struct ads7846_platform_data *pdata,
                                  void **filter_data);
diff --git a/include/linux/tegra-ahb.h b/include/linux/tegra-ahb.h
new file mode 100644
index 000000000000..f1cd075ceee1
--- /dev/null
+++ b/include/linux/tegra-ahb.h
@@ -0,0 +1,19 @@
+/*
+ * Copyright (c) 2012, NVIDIA CORPORATION.  All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ */
+
+#ifndef __LINUX_AHB_H__
+#define __LINUX_AHB_H__
+
+extern int tegra_ahb_enable_smmu(struct device_node *ahb);
+
+#endif  /* __LINUX_AHB_H__ */