Merge branch 'for_3.4/dt_base' of git://git.kernel.org/pub/scm/linux/kernel/git/bcousson/linux-omap-dt into dt

31 files changed, 298 insertions, 270 deletions

diff --git a/arch/arm/plat-omap/Kconfig b/arch/arm/plat-omap/Kconfig
index 734009a9385..e289dd27978 100644
--- a/arch/arm/plat-omap/Kconfig
+++ b/arch/arm/plat-omap/Kconfig
@@ -14,6 +14,7 @@ config ARCH_OMAP1
         select CLKDEV_LOOKUP
         select CLKSRC_MMIO
         select GENERIC_IRQ_CHIP
+        select IRQ_DOMAIN
         select HAVE_IDE
         select NEED_MACH_MEMORY_H
         help
diff --git a/arch/arm/plat-omap/Makefile b/arch/arm/plat-omap/Makefile
index 3df04d944e4..9a584614e7e 100644
--- a/arch/arm/plat-omap/Makefile
+++ b/arch/arm/plat-omap/Makefile
@@ -19,7 +19,6 @@ obj-$(CONFIG_ARCH_OMAP4) += omap_device.o
 
 obj-$(CONFIG_OMAP_MCBSP) += mcbsp.o
 
-obj-$(CONFIG_CPU_FREQ) += cpu-omap.o
 obj-$(CONFIG_OMAP_DM_TIMER) += dmtimer.o
 obj-$(CONFIG_OMAP_DEBUG_DEVICES) += debug-devices.o
 obj-$(CONFIG_OMAP_DEBUG_LEDS) += debug-leds.o
diff --git a/arch/arm/plat-omap/common.c b/arch/arm/plat-omap/common.c
index 2ee6341fffd..06383b51e65 100644
--- a/arch/arm/plat-omap/common.c
+++ b/arch/arm/plat-omap/common.c
@@ -22,6 +22,8 @@
 #include <plat/vram.h>
 #include <plat/dsp.h>
 
+#include <plat/omap-secure.h>
+
 
 #define NO_LENGTH_CHECK 0xffffffff
 
@@ -66,6 +68,7 @@ void __init omap_reserve(void)
         omapfb_reserve_sdram_memblock();
         omap_vram_reserve_sdram_memblock();
         omap_dsp_reserve_sdram_memblock();
+        omap_secure_ram_reserve_memblock();
 }
 
 void __init omap_init_consistent_dma_size(void)
diff --git a/arch/arm/plat-omap/counter_32k.c b/arch/arm/plat-omap/counter_32k.c
index a6cbb712da5..5f0f2292b7f 100644
--- a/arch/arm/plat-omap/counter_32k.c
+++ b/arch/arm/plat-omap/counter_32k.c
@@ -17,7 +17,6 @@
 #include <linux/clk.h>
 #include <linux/err.h>
 #include <linux/io.h>
-#include <linux/sched.h>
 #include <linux/clocksource.h>
 
 #include <asm/sched_clock.h>
@@ -37,41 +36,9 @@ static void __iomem *timer_32k_base;
 
 #define OMAP16XX_TIMER_32K_SYNCHRONIZED         0xfffbc410
 
-/*
- * Returns current time from boot in nsecs. It's OK for this to wrap
- * around for now, as it's just a relative time stamp.
- */
-static DEFINE_CLOCK_DATA(cd);
-
-/*
- * Constants generated by clocks_calc_mult_shift(m, s, 32768, NSEC_PER_SEC, 60).
- * This gives a resolution of about 30us and a wrap period of about 36hrs.
- */
-#define SC_MULT         4000000000u
-#define SC_SHIFT        17
-
-static inline unsigned long long notrace _omap_32k_sched_clock(void)
-{
-        u32 cyc = timer_32k_base ? __raw_readl(timer_32k_base) : 0;
-        return cyc_to_fixed_sched_clock(&cd, cyc, (u32)~0, SC_MULT, SC_SHIFT);
-}
-
-#if defined(CONFIG_OMAP_32K_TIMER) && !defined(CONFIG_OMAP_MPU_TIMER)
-unsigned long long notrace sched_clock(void)
-{
-        return _omap_32k_sched_clock();
-}
-#else
-unsigned long long notrace omap_32k_sched_clock(void)
-{
-        return _omap_32k_sched_clock();
-}
-#endif
-
-static void notrace omap_update_sched_clock(void)
+static u32 notrace omap_32k_read_sched_clock(void)
 {
-        u32 cyc = timer_32k_base ? __raw_readl(timer_32k_base) : 0;
-        update_sched_clock(&cd, cyc, (u32)~0);
+        return timer_32k_base ? __raw_readl(timer_32k_base) : 0;
 }
 
 /**
@@ -147,8 +114,7 @@ int __init omap_init_clocksource_32k(void)
                                           clocksource_mmio_readl_up))
                         printk(err, "32k_counter");
 
-                init_fixed_sched_clock(&cd, omap_update_sched_clock, 32,
-                                       32768, SC_MULT, SC_SHIFT);
+                setup_sched_clock(omap_32k_read_sched_clock, 32, 32768);
         }
         return 0;
 }
diff --git a/arch/arm/plat-omap/cpu-omap.c b/arch/arm/plat-omap/cpu-omap.c
deleted file mode 100644
index da4f68dbba1..00000000000
--- a/arch/arm/plat-omap/cpu-omap.c
+++ /dev/null
@@ -1,171 +0,0 @@
-/*
- *  linux/arch/arm/plat-omap/cpu-omap.c
- *
- *  CPU frequency scaling for OMAP
- *
- *  Copyright (C) 2005 Nokia Corporation
- *  Written by Tony Lindgren <tony@atomide.com>
- *
- *  Based on cpu-sa1110.c, Copyright (C) 2001 Russell King
- *
- * 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.
- */
-#include <linux/types.h>
-#include <linux/kernel.h>
-#include <linux/sched.h>
-#include <linux/cpufreq.h>
-#include <linux/delay.h>
-#include <linux/init.h>
-#include <linux/err.h>
-#include <linux/clk.h>
-#include <linux/io.h>
-
-#include <mach/hardware.h>
-#include <plat/clock.h>
-#include <asm/system.h>
-
-#define VERY_HI_RATE    900000000
-
-static struct cpufreq_frequency_table *freq_table;
-
-#ifdef CONFIG_ARCH_OMAP1
-#define MPU_CLK         "mpu"
-#else
-#define MPU_CLK         "virt_prcm_set"
-#endif
-
-static struct clk *mpu_clk;
-
-/* TODO: Add support for SDRAM timing changes */
-
-static int omap_verify_speed(struct cpufreq_policy *policy)
-{
-        if (freq_table)
-                return cpufreq_frequency_table_verify(policy, freq_table);
-
-        if (policy->cpu)
-                return -EINVAL;
-
-        cpufreq_verify_within_limits(policy, policy->cpuinfo.min_freq,
-                                     policy->cpuinfo.max_freq);
-
-        policy->min = clk_round_rate(mpu_clk, policy->min * 1000) / 1000;
-        policy->max = clk_round_rate(mpu_clk, policy->max * 1000) / 1000;
-        cpufreq_verify_within_limits(policy, policy->cpuinfo.min_freq,
-                                     policy->cpuinfo.max_freq);
-        return 0;
-}
-
-static unsigned int omap_getspeed(unsigned int cpu)
-{
-        unsigned long rate;
-
-        if (cpu)
-                return 0;
-
-        rate = clk_get_rate(mpu_clk) / 1000;
-        return rate;
-}
-
-static int omap_target(struct cpufreq_policy *policy,
-                       unsigned int target_freq,
-                       unsigned int relation)
-{
-        struct cpufreq_freqs freqs;
-        int ret = 0;
-
-        /* Ensure desired rate is within allowed range.  Some govenors
-         * (ondemand) will just pass target_freq=0 to get the minimum. */
-        if (target_freq < policy->min)
-                target_freq = policy->min;
-        if (target_freq > policy->max)
-                target_freq = policy->max;
-
-        freqs.old = omap_getspeed(0);
-        freqs.new = clk_round_rate(mpu_clk, target_freq * 1000) / 1000;
-        freqs.cpu = 0;
-
-        if (freqs.old == freqs.new)
-                return ret;
-
-        cpufreq_notify_transition(&freqs, CPUFREQ_PRECHANGE);
-#ifdef CONFIG_CPU_FREQ_DEBUG
-        printk(KERN_DEBUG "cpufreq-omap: transition: %u --> %u\n",
-               freqs.old, freqs.new);
-#endif
-        ret = clk_set_rate(mpu_clk, freqs.new * 1000);
-        cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE);
-
-        return ret;
-}
-
-static int __cpuinit omap_cpu_init(struct cpufreq_policy *policy)
-{
-        int result = 0;
-
-        mpu_clk = clk_get(NULL, MPU_CLK);
-        if (IS_ERR(mpu_clk))
-                return PTR_ERR(mpu_clk);
-
-        if (policy->cpu != 0)
-                return -EINVAL;
-
-        policy->cur = policy->min = policy->max = omap_getspeed(0);
-
-        clk_init_cpufreq_table(&freq_table);
-        if (freq_table) {
-                result = cpufreq_frequency_table_cpuinfo(policy, freq_table);
-                if (!result)
-                        cpufreq_frequency_table_get_attr(freq_table,
-                                                        policy->cpu);
-        } else {
-                policy->cpuinfo.min_freq = clk_round_rate(mpu_clk, 0) / 1000;
-                policy->cpuinfo.max_freq = clk_round_rate(mpu_clk,
-                                                        VERY_HI_RATE) / 1000;
-        }
-
-        /* FIXME: what's the actual transition time? */
-        policy->cpuinfo.transition_latency = 300 * 1000;
-
-        return 0;
-}
-
-static int omap_cpu_exit(struct cpufreq_policy *policy)
-{
-        clk_exit_cpufreq_table(&freq_table);
-        clk_put(mpu_clk);
-        return 0;
-}
-
-static struct freq_attr *omap_cpufreq_attr[] = {
-        &cpufreq_freq_attr_scaling_available_freqs,
-        NULL,
-};
-
-static struct cpufreq_driver omap_driver = {
-        .flags          = CPUFREQ_STICKY,
-        .verify         = omap_verify_speed,
-        .target         = omap_target,
-        .get            = omap_getspeed,
-        .init           = omap_cpu_init,
-        .exit           = omap_cpu_exit,
-        .name           = "omap",
-        .attr           = omap_cpufreq_attr,
-};
-
-static int __init omap_cpufreq_init(void)
-{
-        return cpufreq_register_driver(&omap_driver);
-}
-
-arch_initcall(omap_cpufreq_init);
-
-/*
- * if ever we want to remove this, upon cleanup call:
- *
- * cpufreq_unregister_driver()
- * cpufreq_frequency_table_put_attr()
- */
-
diff --git a/arch/arm/plat-omap/devices.c b/arch/arm/plat-omap/devices.c
index 19719329a47..60278f47c0b 100644
--- a/arch/arm/plat-omap/devices.c
+++ b/arch/arm/plat-omap/devices.c
@@ -20,6 +20,7 @@
 #include <mach/hardware.h>
 #include <asm/mach-types.h>
 #include <asm/mach/map.h>
+#include <asm/memblock.h>
 
 #include <plat/tc.h>
 #include <plat/board.h>
@@ -164,14 +165,12 @@ void __init omap_dsp_reserve_sdram_memblock(void)
         if (!size)
                 return;
 
-        paddr = memblock_alloc(size, SZ_1M);
+        paddr = arm_memblock_steal(size, SZ_1M);
         if (!paddr) {
                 pr_err("%s: failed to reserve %x bytes\n",
                                 __func__, size);
                 return;
         }
-        memblock_free(paddr, size);
-        memblock_remove(paddr, size);
 
         omap_dsp_phys_mempool_base = paddr;
 }
diff --git a/arch/arm/plat-omap/dma.c b/arch/arm/plat-omap/dma.c
index c22217c2ee5..002fb4d96bb 100644
--- a/arch/arm/plat-omap/dma.c
+++ b/arch/arm/plat-omap/dma.c
@@ -1034,6 +1034,18 @@ dma_addr_t omap_get_dma_src_pos(int lch)
         if (IS_DMA_ERRATA(DMA_ERRATA_3_3) && offset == 0)
                 offset = p->dma_read(CSAC, lch);
 
+        if (!cpu_is_omap15xx()) {
+                /*
+                 * CDAC == 0 indicates that the DMA transfer on the channel has
+                 * not been started (no data has been transferred so far).
+                 * Return the programmed source start address in this case.
+                 */
+                if (likely(p->dma_read(CDAC, lch)))
+                        offset = p->dma_read(CSAC, lch);
+                else
+                        offset = p->dma_read(CSSA, lch);
+        }
+
         if (cpu_class_is_omap1())
                 offset |= (p->dma_read(CSSA, lch) & 0xFFFF0000);
 
@@ -1062,8 +1074,16 @@ dma_addr_t omap_get_dma_dst_pos(int lch)
          * omap 3.2/3.3 erratum: sometimes 0 is returned if CSAC/CDAC is
          * read before the DMA controller finished disabling the channel.
          */
-        if (!cpu_is_omap15xx() && offset == 0)
+        if (!cpu_is_omap15xx() && offset == 0) {
                 offset = p->dma_read(CDAC, lch);
+                /*
+                 * CDAC == 0 indicates that the DMA transfer on the channel has
+                 * not been started (no data has been transferred so far).
+                 * Return the programmed destination start address in this case.
+                 */
+                if (unlikely(!offset))
+                        offset = p->dma_read(CDSA, lch);
+        }
 
         if (cpu_class_is_omap1())
                 offset |= (p->dma_read(CDSA, lch) & 0xFFFF0000);
diff --git a/arch/arm/plat-omap/include/plat/am33xx.h b/arch/arm/plat-omap/include/plat/am33xx.h
new file mode 100644
index 00000000000..06c19bb7bca
--- /dev/null
+++ b/arch/arm/plat-omap/include/plat/am33xx.h
@@ -0,0 +1,25 @@
+/*
+ * This file contains the address info for various AM33XX modules.
+ *
+ * Copyright (C) 2011 Texas Instruments, Inc. - http://www.ti.com/
+ *
+ * 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 version 2.
+ *
+ * This program is distributed "as is" WITHOUT ANY WARRANTY of any
+ * kind, whether express or implied; without even the implied warranty
+ * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#ifndef __ASM_ARCH_AM33XX_H
+#define __ASM_ARCH_AM33XX_H
+
+#define L4_SLOW_AM33XX_BASE     0x48000000
+
+#define AM33XX_SCM_BASE         0x44E10000
+#define AM33XX_CTRL_BASE        AM33XX_SCM_BASE
+#define AM33XX_PRCM_BASE        0x44E00000
+
+#endif /* __ASM_ARCH_AM33XX_H */
diff --git a/arch/arm/plat-omap/include/plat/clkdev_omap.h b/arch/arm/plat-omap/include/plat/clkdev_omap.h
index 387a9638991..b299b8d201c 100644
--- a/arch/arm/plat-omap/include/plat/clkdev_omap.h
+++ b/arch/arm/plat-omap/include/plat/clkdev_omap.h
@@ -40,6 +40,7 @@ struct omap_clk {
 #define CK_443X         (1 << 11)
 #define CK_TI816X       (1 << 12)
 #define CK_446X         (1 << 13)
+#define CK_1710         (1 << 15)       /* 1710 extra for rate selection */
 
 
 #define CK_34XX         (CK_3430ES1 | CK_3430ES2PLUS)
diff --git a/arch/arm/plat-omap/include/plat/clock.h b/arch/arm/plat-omap/include/plat/clock.h
index eb73ab40e95..240a7b9fd94 100644
--- a/arch/arm/plat-omap/include/plat/clock.h
+++ b/arch/arm/plat-omap/include/plat/clock.h
@@ -59,6 +59,8 @@ struct clkops {
 #define RATE_IN_4430            (1 << 5)
 #define RATE_IN_TI816X          (1 << 6)
 #define RATE_IN_4460            (1 << 7)
+#define RATE_IN_AM33XX          (1 << 8)
+#define RATE_IN_TI814X          (1 << 9)
 
 #define RATE_IN_24XX            (RATE_IN_242X | RATE_IN_243X)
 #define RATE_IN_34XX            (RATE_IN_3430ES1 | RATE_IN_3430ES2PLUS)
@@ -84,7 +86,7 @@ struct clkops {
 struct clksel_rate {
         u32                     val;
         u8                      div;
-        u8                      flags;
+        u16                     flags;
 };
 
 /**
diff --git a/arch/arm/plat-omap/include/plat/common.h b/arch/arm/plat-omap/include/plat/common.h
index 257f9770b2d..b4d7ec3fbfb 100644
--- a/arch/arm/plat-omap/include/plat/common.h
+++ b/arch/arm/plat-omap/include/plat/common.h
@@ -31,7 +31,6 @@
 #include <plat/omap_hwmod.h>
 
 extern int __init omap_init_clocksource_32k(void);
-extern unsigned long long notrace omap_32k_sched_clock(void);
 
 extern void omap_reserve(void);
 extern int omap_dss_reset(struct omap_hwmod *);
diff --git a/arch/arm/plat-omap/include/plat/cpu.h b/arch/arm/plat-omap/include/plat/cpu.h
index 408a12f7920..6b51086fce1 100644
--- a/arch/arm/plat-omap/include/plat/cpu.h
+++ b/arch/arm/plat-omap/include/plat/cpu.h
@@ -69,6 +69,7 @@ unsigned int omap_rev(void);
  * cpu_is_omap343x():   True for OMAP3430
  * cpu_is_omap443x():   True for OMAP4430
  * cpu_is_omap446x():   True for OMAP4460
+ * cpu_is_omap447x():   True for OMAP4470
  */
 #define GET_OMAP_CLASS  (omap_rev() & 0xff)
 
@@ -78,6 +79,22 @@ static inline int is_omap ##class (void)		\
         return (GET_OMAP_CLASS == (id)) ? 1 : 0;        \
 }
 
+#define GET_AM_CLASS    ((omap_rev() >> 24) & 0xff)
+
+#define IS_AM_CLASS(class, id)                          \
+static inline int is_am ##class (void)                  \
+{                                                       \
+        return (GET_AM_CLASS == (id)) ? 1 : 0;          \
+}
+
+#define GET_TI_CLASS    ((omap_rev() >> 24) & 0xff)
+
+#define IS_TI_CLASS(class, id)                  \
+static inline int is_ti ##class (void)          \
+{                                                       \
+        return (GET_TI_CLASS == (id)) ? 1 : 0;  \
+}
+
 #define GET_OMAP_SUBCLASS       ((omap_rev() >> 20) & 0x0fff)
 
 #define IS_OMAP_SUBCLASS(subclass, id)                  \
@@ -92,12 +109,21 @@ static inline int is_ti ##subclass (void)		\
         return (GET_OMAP_SUBCLASS == (id)) ? 1 : 0;     \
 }
 
+#define IS_AM_SUBCLASS(subclass, id)                    \
+static inline int is_am ##subclass (void)               \
+{                                                       \
+        return (GET_OMAP_SUBCLASS == (id)) ? 1 : 0;     \
+}
+
 IS_OMAP_CLASS(7xx, 0x07)
 IS_OMAP_CLASS(15xx, 0x15)
 IS_OMAP_CLASS(16xx, 0x16)
 IS_OMAP_CLASS(24xx, 0x24)
 IS_OMAP_CLASS(34xx, 0x34)
 IS_OMAP_CLASS(44xx, 0x44)
+IS_AM_CLASS(33xx, 0x33)
+
+IS_TI_CLASS(81xx, 0x81)
 
 IS_OMAP_SUBCLASS(242x, 0x242)
 IS_OMAP_SUBCLASS(243x, 0x243)
@@ -105,8 +131,11 @@ IS_OMAP_SUBCLASS(343x, 0x343)
 IS_OMAP_SUBCLASS(363x, 0x363)
 IS_OMAP_SUBCLASS(443x, 0x443)
 IS_OMAP_SUBCLASS(446x, 0x446)
+IS_OMAP_SUBCLASS(447x, 0x447)
 
 IS_TI_SUBCLASS(816x, 0x816)
+IS_TI_SUBCLASS(814x, 0x814)
+IS_AM_SUBCLASS(335x, 0x335)
 
 #define cpu_is_omap7xx()                0
 #define cpu_is_omap15xx()               0
@@ -116,10 +145,15 @@ IS_TI_SUBCLASS(816x, 0x816)
 #define cpu_is_omap243x()               0
 #define cpu_is_omap34xx()               0
 #define cpu_is_omap343x()               0
+#define cpu_is_ti81xx()                 0
 #define cpu_is_ti816x()                 0
+#define cpu_is_ti814x()                 0
+#define cpu_is_am33xx()                 0
+#define cpu_is_am335x()                 0
 #define cpu_is_omap44xx()               0
 #define cpu_is_omap443x()               0
 #define cpu_is_omap446x()               0
+#define cpu_is_omap447x()               0
 
 #if defined(MULTI_OMAP1)
 # if defined(CONFIG_ARCH_OMAP730)
@@ -322,7 +356,11 @@ IS_OMAP_TYPE(3517, 0x3517)
 # undef cpu_is_omap3530
 # undef cpu_is_omap3505
 # undef cpu_is_omap3517
+# undef cpu_is_ti81xx
 # undef cpu_is_ti816x
+# undef cpu_is_ti814x
+# undef cpu_is_am33xx
+# undef cpu_is_am335x
 # define cpu_is_omap3430()              is_omap3430()
 # define cpu_is_omap3503()              (cpu_is_omap3430() &&           \
                                                 (!omap3_has_iva()) &&   \
@@ -339,16 +377,22 @@ IS_OMAP_TYPE(3517, 0x3517)
                                                 !omap3_has_sgx())
 # undef cpu_is_omap3630
 # define cpu_is_omap3630()              is_omap363x()
+# define cpu_is_ti81xx()                is_ti81xx()
 # define cpu_is_ti816x()                is_ti816x()
+# define cpu_is_ti814x()                is_ti814x()
+# define cpu_is_am33xx()                is_am33xx()
+# define cpu_is_am335x()                is_am335x()
 #endif
 
 # if defined(CONFIG_ARCH_OMAP4)
 # undef cpu_is_omap44xx
 # undef cpu_is_omap443x
 # undef cpu_is_omap446x
+# undef cpu_is_omap447x
 # define cpu_is_omap44xx()              is_omap44xx()
 # define cpu_is_omap443x()              is_omap443x()
 # define cpu_is_omap446x()              is_omap446x()
+# define cpu_is_omap447x()              is_omap447x()
 # endif
 
 /* Macros to detect if we have OMAP1 or OMAP2 */
@@ -386,15 +430,27 @@ IS_OMAP_TYPE(3517, 0x3517)
 #define TI8168_REV_ES1_0        TI816X_CLASS
 #define TI8168_REV_ES1_1        (TI816X_CLASS | (0x1 << 8))
 
+#define TI814X_CLASS            0x81400034
+#define TI8148_REV_ES1_0        TI814X_CLASS
+#define TI8148_REV_ES2_0        (TI814X_CLASS | (0x1 << 8))
+#define TI8148_REV_ES2_1        (TI814X_CLASS | (0x2 << 8))
+
+#define AM335X_CLASS            0x33500034
+#define AM335X_REV_ES1_0        AM335X_CLASS
+
 #define OMAP443X_CLASS          0x44300044
 #define OMAP4430_REV_ES1_0      (OMAP443X_CLASS | (0x10 << 8))
 #define OMAP4430_REV_ES2_0      (OMAP443X_CLASS | (0x20 << 8))
 #define OMAP4430_REV_ES2_1      (OMAP443X_CLASS | (0x21 << 8))
 #define OMAP4430_REV_ES2_2      (OMAP443X_CLASS | (0x22 << 8))
+#define OMAP4430_REV_ES2_3      (OMAP443X_CLASS | (0x23 << 8))
 
 #define OMAP446X_CLASS          0x44600044
 #define OMAP4460_REV_ES1_0      (OMAP446X_CLASS | (0x10 << 8))
 
+#define OMAP447X_CLASS          0x44700044
+#define OMAP4470_REV_ES1_0      (OMAP447X_CLASS | (0x10 << 8))
+
 void omap2_check_revision(void);
 
 /*
diff --git a/arch/arm/plat-omap/include/plat/hardware.h b/arch/arm/plat-omap/include/plat/hardware.h
index e87efe1499b..e897978371c 100644
--- a/arch/arm/plat-omap/include/plat/hardware.h
+++ b/arch/arm/plat-omap/include/plat/hardware.h
@@ -286,6 +286,7 @@
 #include <plat/omap24xx.h>
 #include <plat/omap34xx.h>
 #include <plat/omap44xx.h>
-#include <plat/ti816x.h>
+#include <plat/ti81xx.h>
+#include <plat/am33xx.h>
 
 #endif  /* __ASM_ARCH_OMAP_HARDWARE_H */
diff --git a/arch/arm/plat-omap/include/plat/io.h b/arch/arm/plat-omap/include/plat/io.h
index 1234944a4da..0696bae1818 100644
--- a/arch/arm/plat-omap/include/plat/io.h
+++ b/arch/arm/plat-omap/include/plat/io.h
@@ -73,6 +73,9 @@
 #define OMAP4_L3_IO_OFFSET      0xb4000000
 #define OMAP4_L3_IO_ADDRESS(pa) IOMEM((pa) + OMAP4_L3_IO_OFFSET) /* L3 */
 
+#define AM33XX_L4_WK_IO_OFFSET  0xb5000000
+#define AM33XX_L4_WK_IO_ADDRESS(pa)     IOMEM((pa) + AM33XX_L4_WK_IO_OFFSET)
+
 #define OMAP4_L3_PER_IO_OFFSET  0xb1100000
 #define OMAP4_L3_PER_IO_ADDRESS(pa)     IOMEM((pa) + OMAP4_L3_PER_IO_OFFSET)
 
@@ -154,6 +157,15 @@
 #define L4_34XX_SIZE            SZ_4M   /* 1MB of 128MB used, want 1MB sect */
 
 /*
+ * ----------------------------------------------------------------------------
+ * AM33XX specific IO mapping
+ * ----------------------------------------------------------------------------
+ */
+#define L4_WK_AM33XX_PHYS       L4_WK_AM33XX_BASE
+#define L4_WK_AM33XX_VIRT       (L4_WK_AM33XX_PHYS + AM33XX_L4_WK_IO_OFFSET)
+#define L4_WK_AM33XX_SIZE       SZ_4M   /* 1MB of 128MB used, want 1MB sect */
+
+/*
  * Need to look at the Size 4M for L4.
  * VPOM3430 was not working for Int controller
  */
diff --git a/arch/arm/plat-omap/include/plat/iommu.h b/arch/arm/plat-omap/include/plat/iommu.h
index a1d79ee1925..88be3e628b3 100644
--- a/arch/arm/plat-omap/include/plat/iommu.h
+++ b/arch/arm/plat-omap/include/plat/iommu.h
@@ -111,6 +111,32 @@ struct iommu_platform_data {
         u32 da_end;
 };
 
+/**
+ * struct iommu_arch_data - omap iommu private data
+ * @name: name of the iommu device
+ * @iommu_dev: handle of the iommu device
+ *
+ * This is an omap iommu private data object, which binds an iommu user
+ * to its iommu device. This object should be placed at the iommu user's
+ * dev_archdata so generic IOMMU API can be used without having to
+ * utilize omap-specific plumbing anymore.
+ */
+struct omap_iommu_arch_data {
+        const char *name;
+        struct omap_iommu *iommu_dev;
+};
+
+/**
+ * dev_to_omap_iommu() - retrieves an omap iommu object from a user device
+ * @dev: iommu client device
+ */
+static inline struct omap_iommu *dev_to_omap_iommu(struct device *dev)
+{
+        struct omap_iommu_arch_data *arch_data = dev->archdata.iommu;
+
+        return arch_data->iommu_dev;
+}
+
 /* IOMMU errors */
 #define OMAP_IOMMU_ERR_TLB_MISS         (1 << 0)
 #define OMAP_IOMMU_ERR_TRANS_FAULT      (1 << 1)
@@ -163,8 +189,8 @@ extern int omap_iommu_set_isr(const char *name,
                                     void *priv),
                          void *isr_priv);
 
-extern void omap_iommu_save_ctx(struct omap_iommu *obj);
-extern void omap_iommu_restore_ctx(struct omap_iommu *obj);
+extern void omap_iommu_save_ctx(struct device *dev);
+extern void omap_iommu_restore_ctx(struct device *dev);
 
 extern int omap_install_iommu_arch(const struct iommu_functions *ops);
 extern void omap_uninstall_iommu_arch(const struct iommu_functions *ops);
@@ -176,6 +202,5 @@ extern ssize_t
 omap_iommu_dump_ctx(struct omap_iommu *obj, char *buf, ssize_t len);
 extern size_t
 omap_dump_tlb_entries(struct omap_iommu *obj, char *buf, ssize_t len);
-struct device *omap_find_iommu_device(const char *name);
 
 #endif /* __MACH_IOMMU_H */
diff --git a/arch/arm/plat-omap/include/plat/iovmm.h b/arch/arm/plat-omap/include/plat/iovmm.h
index 6af1a91c0f3..498e57cda6c 100644
--- a/arch/arm/plat-omap/include/plat/iovmm.h
+++ b/arch/arm/plat-omap/include/plat/iovmm.h
@@ -72,18 +72,18 @@ struct iovm_struct {
 #define IOVMF_DA_FIXED          (1 << (4 + IOVMF_SW_SHIFT))
 
 
-extern struct iovm_struct *omap_find_iovm_area(struct omap_iommu *obj, u32 da);
+extern struct iovm_struct *omap_find_iovm_area(struct device *dev, u32 da);
 extern u32
-omap_iommu_vmap(struct iommu_domain *domain, struct omap_iommu *obj, u32 da,
+omap_iommu_vmap(struct iommu_domain *domain, struct device *dev, u32 da,
                         const struct sg_table *sgt, u32 flags);
 extern struct sg_table *omap_iommu_vunmap(struct iommu_domain *domain,
-                                struct omap_iommu *obj, u32 da);
+                                struct device *dev, u32 da);
 extern u32
-omap_iommu_vmalloc(struct iommu_domain *domain, struct omap_iommu *obj,
+omap_iommu_vmalloc(struct iommu_domain *domain, struct device *dev,
                                 u32 da, size_t bytes, u32 flags);
 extern void
-omap_iommu_vfree(struct iommu_domain *domain, struct omap_iommu *obj,
+omap_iommu_vfree(struct iommu_domain *domain, struct device *dev,
                                 const u32 da);
-extern void *omap_da_to_va(struct omap_iommu *obj, u32 da);
+extern void *omap_da_to_va(struct device *dev, u32 da);
 
 #endif /* __IOMMU_MMAP_H */
diff --git a/arch/arm/plat-omap/include/plat/irqs.h b/arch/arm/plat-omap/include/plat/irqs.h
index ebda7382c65..2efd6454bce 100644
--- a/arch/arm/plat-omap/include/plat/irqs.h
+++ b/arch/arm/plat-omap/include/plat/irqs.h
@@ -357,7 +357,7 @@
 #define INT_35XX_EMAC_C0_TX_PULSE_IRQ   69
 #define INT_35XX_EMAC_C0_MISC_PULSE_IRQ 70
 #define INT_35XX_USBOTG_IRQ             71
-#define INT_35XX_UART4                  84
+#define INT_35XX_UART4_IRQ              84
 #define INT_35XX_CCDC_VD0_IRQ           88
 #define INT_35XX_CCDC_VD1_IRQ           92
 #define INT_35XX_CCDC_VD2_IRQ           93
diff --git a/arch/arm/plat-omap/include/plat/mmc.h b/arch/arm/plat-omap/include/plat/mmc.h
index 94cf70afb23..f75946c3293 100644
--- a/arch/arm/plat-omap/include/plat/mmc.h
+++ b/arch/arm/plat-omap/include/plat/mmc.h
@@ -96,6 +96,7 @@ struct omap_mmc_platform_data {
                  */
                 u8  wires;      /* Used for the MMC driver on omap1 and 2420 */
                 u32 caps;       /* Used for the MMC driver on 2430 and later */
+                u32 pm_caps;    /* PM capabilities of the mmc */
 
                 /*
                  * nomux means "standard" muxing is wrong on this board, and
diff --git a/arch/arm/plat-omap/include/plat/omap-secure.h b/arch/arm/plat-omap/include/plat/omap-secure.h
new file mode 100644
index 00000000000..64f9d1c7f1b
--- /dev/null
+++ b/arch/arm/plat-omap/include/plat/omap-secure.h
@@ -0,0 +1,13 @@
+#ifndef __OMAP_SECURE_H__
+#define __OMAP_SECURE_H__
+
+#include <linux/types.h>
+
+#ifdef CONFIG_ARCH_OMAP2PLUS
+extern int omap_secure_ram_reserve_memblock(void);
+#else
+static inline void omap_secure_ram_reserve_memblock(void)
+{ }
+#endif
+
+#endif /* __OMAP_SECURE_H__ */
diff --git a/arch/arm/plat-omap/include/plat/omap-serial.h b/arch/arm/plat-omap/include/plat/omap-serial.h
index 2682043f5a5..9ff444469f3 100644
--- a/arch/arm/plat-omap/include/plat/omap-serial.h
+++ b/arch/arm/plat-omap/include/plat/omap-serial.h
@@ -19,6 +19,7 @@
 
 #include <linux/serial_core.h>
 #include <linux/platform_device.h>
+#include <linux/pm_qos.h>
 
 #include <plat/mux.h>
 
@@ -33,6 +34,8 @@
 
 #define OMAP_MODE13X_SPEED      230400
 
+#define OMAP_UART_SCR_TX_EMPTY  0x08
+
 /* WER = 0x7F
  * Enable module level wakeup in WER reg
  */
@@ -51,18 +54,27 @@
 
 #define OMAP_UART_DMA_CH_FREE   -1
 
-#define RX_TIMEOUT              (3 * HZ)
 #define OMAP_MAX_HSUART_PORTS   4
 
 #define MSR_SAVE_FLAGS          UART_MSR_ANY_DELTA
 
+#define UART_ERRATA_i202_MDR1_ACCESS    BIT(0)
+#define UART_ERRATA_i291_DMA_FORCEIDLE  BIT(1)
+
 struct omap_uart_port_info {
         bool                    dma_enabled;    /* To specify DMA Mode */
         unsigned int            uartclk;        /* UART clock rate */
-        void __iomem            *membase;       /* ioremap cookie or NULL */
-        resource_size_t         mapbase;        /* resource base */
-        unsigned long           irqflags;       /* request_irq flags */
         upf_t                   flags;          /* UPF_* flags */
+        u32                     errata;
+        unsigned int            dma_rx_buf_size;
+        unsigned int            dma_rx_timeout;
+        unsigned int            autosuspend_timeout;
+        unsigned int            dma_rx_poll_rate;
+
+        int (*get_context_loss_count)(struct device *);
+        void (*set_forceidle)(struct platform_device *);
+        void (*set_noidle)(struct platform_device *);
+        void (*enable_wakeup)(struct platform_device *, bool);
 };
 
 struct uart_omap_dma {
@@ -86,8 +98,9 @@ struct uart_omap_dma {
         spinlock_t              rx_lock;
         /* timer to poll activity on rx dma */
         struct timer_list       rx_timer;
-        int                     rx_buf_size;
-        int                     rx_timeout;
+        unsigned int            rx_buf_size;
+        unsigned int            rx_poll_rate;
+        unsigned int            rx_timeout;
 };
 
 struct uart_omap_port {
@@ -100,6 +113,10 @@ struct uart_omap_port {
         unsigned char           mcr;
         unsigned char           fcr;
         unsigned char           efr;
+        unsigned char           dll;
+        unsigned char           dlh;
+        unsigned char           mdr1;
+        unsigned char           scr;
 
         int                     use_dma;
         /*
@@ -111,6 +128,14 @@ struct uart_omap_port {
         unsigned char           msr_saved_flags;
         char                    name[20];
         unsigned long           port_activity;
+        u32                     context_loss_cnt;
+        u32                     errata;
+        u8                      wakeups_enabled;
+
+        struct pm_qos_request   pm_qos_request;
+        u32                     latency;
+        u32                     calc_latency;
+        struct work_struct      qos_work;
 };
 
 #endif /* __OMAP_SERIAL_H__ */
diff --git a/arch/arm/plat-omap/include/plat/omap34xx.h b/arch/arm/plat-omap/include/plat/omap34xx.h
index b9e85886b9d..0d818acf391 100644
--- a/arch/arm/plat-omap/include/plat/omap34xx.h
+++ b/arch/arm/plat-omap/include/plat/omap34xx.h
@@ -35,6 +35,8 @@
 #define L4_EMU_34XX_BASE        0x54000000
 #define L3_34XX_BASE            0x68000000
 
+#define L4_WK_AM33XX_BASE       0x44C00000
+
 #define OMAP3430_32KSYNCT_BASE  0x48320000
 #define OMAP3430_CM_BASE        0x48004800
 #define OMAP3430_PRM_BASE       0x48306800
diff --git a/arch/arm/plat-omap/include/plat/omap44xx.h b/arch/arm/plat-omap/include/plat/omap44xx.h
index ea2b8a6306e..c0d478e55c8 100644
--- a/arch/arm/plat-omap/include/plat/omap44xx.h
+++ b/arch/arm/plat-omap/include/plat/omap44xx.h
@@ -45,6 +45,7 @@
 #define OMAP44XX_WKUPGEN_BASE           0x48281000
 #define OMAP44XX_MCPDM_BASE             0x40132000
 #define OMAP44XX_MCPDM_L3_BASE          0x49032000
+#define OMAP44XX_SAR_RAM_BASE           0x4a326000
 
 #define OMAP44XX_MAILBOX_BASE           (L4_44XX_BASE + 0xF4000)
 #define OMAP44XX_HSUSB_OTG_BASE         (L4_44XX_BASE + 0xAB000)
diff --git a/arch/arm/plat-omap/include/plat/omap_hwmod.h b/arch/arm/plat-omap/include/plat/omap_hwmod.h
index 8b372ede17c..647010109af 100644
--- a/arch/arm/plat-omap/include/plat/omap_hwmod.h
+++ b/arch/arm/plat-omap/include/plat/omap_hwmod.h
@@ -97,6 +97,7 @@ struct omap_hwmod_mux_info {
         struct omap_device_pad          *pads;
         int                             nr_pads_dynamic;
         struct omap_device_pad          **pads_dynamic;
+        int                             *irqs;
         bool                            enabled;
 };
 
@@ -416,10 +417,13 @@ struct omap_hwmod_omap4_prcm {
  * _HWMOD_NO_MPU_PORT: no path exists for the MPU to write to this module
  * _HWMOD_WAKEUP_ENABLED: set when the omap_hwmod code has enabled ENAWAKEUP
  * _HWMOD_SYSCONFIG_LOADED: set when the OCP_SYSCONFIG value has been cached
+ * _HWMOD_SKIP_ENABLE: set if hwmod enabled during init (HWMOD_INIT_NO_IDLE) -
+ *     causes the first call to _enable() to only update the pinmux
  */
 #define _HWMOD_NO_MPU_PORT                      (1 << 0)
 #define _HWMOD_WAKEUP_ENABLED                   (1 << 1)
 #define _HWMOD_SYSCONFIG_LOADED                 (1 << 2)
+#define _HWMOD_SKIP_ENABLE                      (1 << 3)
 
 /*
  * omap_hwmod._state definitions
@@ -604,6 +608,8 @@ int omap_hwmod_get_context_loss_count(struct omap_hwmod *oh);
 
 int omap_hwmod_no_setup_reset(struct omap_hwmod *oh);
 
+int omap_hwmod_pad_route_irq(struct omap_hwmod *oh, int pad_idx, int irq_idx);
+
 /*
  * Chip variant-specific hwmod init routines - XXX should be converted
  * to use initcalls once the initial boot ordering is straightened out
diff --git a/arch/arm/plat-omap/include/plat/serial.h b/arch/arm/plat-omap/include/plat/serial.h
index 1ab9fd6abe6..198d1e6a4a6 100644
--- a/arch/arm/plat-omap/include/plat/serial.h
+++ b/arch/arm/plat-omap/include/plat/serial.h
@@ -2,7 +2,7 @@
  * arch/arm/plat-omap/include/mach/serial.h
  *
  * Copyright (C) 2009 Texas Instruments
- * Addded OMAP4 support- Santosh Shilimkar <santosh.shilimkar@ti.com>
+ * Added OMAP4 support- Santosh Shilimkar <santosh.shilimkar@ti.com>
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ -44,6 +44,7 @@
 #define OMAP3_UART2_BASE        OMAP2_UART2_BASE
 #define OMAP3_UART3_BASE        0x49020000
 #define OMAP3_UART4_BASE        0x49042000      /* Only on 36xx */
+#define OMAP3_UART4_AM35XX_BASE 0x4809E000      /* Only on AM35xx */
 
 /* OMAP4 serial ports */
 #define OMAP4_UART1_BASE        OMAP2_UART1_BASE
@@ -51,10 +52,10 @@
 #define OMAP4_UART3_BASE        0x48020000
 #define OMAP4_UART4_BASE        0x4806e000
 
-/* TI816X serial ports */
-#define TI816X_UART1_BASE       0x48020000
-#define TI816X_UART2_BASE       0x48022000
-#define TI816X_UART3_BASE       0x48024000
+/* TI81XX serial ports */
+#define TI81XX_UART1_BASE       0x48020000
+#define TI81XX_UART2_BASE       0x48022000
+#define TI81XX_UART3_BASE       0x48024000
 
 /* AM3505/3517 UART4 */
 #define AM35XX_UART4_BASE       0x4809E000      /* Only on AM3505/3517 */
@@ -89,9 +90,9 @@
 #define OMAP4UART2              OMAP2UART2
 #define OMAP4UART3              43
 #define OMAP4UART4              44
-#define TI816XUART1             81
-#define TI816XUART2             82
-#define TI816XUART3             83
+#define TI81XXUART1             81
+#define TI81XXUART2             82
+#define TI81XXUART3             83
 #define ZOOM_UART               95              /* Only on zoom2/3 */
 
 /* This is only used by 8250.c for omap1510 */
@@ -106,15 +107,13 @@
 #ifndef __ASSEMBLER__
 
 struct omap_board_data;
+struct omap_uart_port_info;
 
 extern void omap_serial_init(void);
-extern void omap_serial_init_port(struct omap_board_data *bdata);
 extern int omap_uart_can_sleep(void);
-extern void omap_uart_check_wakeup(void);
-extern void omap_uart_prepare_suspend(void);
-extern void omap_uart_prepare_idle(int num);
-extern void omap_uart_resume_idle(int num);
-extern void omap_uart_enable_irqs(int enable);
+extern void omap_serial_board_init(struct omap_uart_port_info *platform_data);
+extern void omap_serial_init_port(struct omap_board_data *bdata,
+                struct omap_uart_port_info *platform_data);
 #endif
 
 #endif
diff --git a/arch/arm/plat-omap/include/plat/sram.h b/arch/arm/plat-omap/include/plat/sram.h
index f500fc34d06..75aa1b2bef5 100644
--- a/arch/arm/plat-omap/include/plat/sram.h
+++ b/arch/arm/plat-omap/include/plat/sram.h
@@ -95,6 +95,10 @@ static inline void omap_push_sram_idle(void) {}
  */
 #define OMAP2_SRAM_PA           0x40200000
 #define OMAP3_SRAM_PA           0x40200000
+#ifdef CONFIG_OMAP4_ERRATA_I688
+#define OMAP4_SRAM_PA           0x40304000
+#define OMAP4_SRAM_VA           0xfe404000
+#else
 #define OMAP4_SRAM_PA           0x40300000
-
+#endif
 #endif
diff --git a/arch/arm/plat-omap/include/plat/system.h b/arch/arm/plat-omap/include/plat/system.h
index c5fa9e92900..8e5ebd74b12 100644
--- a/arch/arm/plat-omap/include/plat/system.h
+++ b/arch/arm/plat-omap/include/plat/system.h
@@ -12,6 +12,4 @@ static inline void arch_idle(void)
         cpu_do_idle();
 }
 
-extern void (*arch_reset)(char, const char *);
-
 #endif
diff --git a/arch/arm/plat-omap/include/plat/ti816x.h b/arch/arm/plat-omap/include/plat/ti81xx.h
index 50510f5dda1..8f9843f7842 100644
--- a/arch/arm/plat-omap/include/plat/ti816x.h
+++ b/arch/arm/plat-omap/include/plat/ti81xx.h
@@ -1,5 +1,5 @@
 /*
- * This file contains the address data for various TI816X modules.
+ * This file contains the address data for various TI81XX modules.
  *
  * Copyright (C) 2010 Texas Instruments, Inc. - http://www.ti.com/
  *
@@ -13,15 +13,15 @@
  * GNU General Public License for more details.
  */
 
-#ifndef __ASM_ARCH_TI816X_H
-#define __ASM_ARCH_TI816X_H
+#ifndef __ASM_ARCH_TI81XX_H
+#define __ASM_ARCH_TI81XX_H
 
-#define L4_SLOW_TI816X_BASE     0x48000000
+#define L4_SLOW_TI81XX_BASE     0x48000000
 
-#define TI816X_SCM_BASE         0x48140000
-#define TI816X_CTRL_BASE        TI816X_SCM_BASE
-#define TI816X_PRCM_BASE        0x48180000
+#define TI81XX_SCM_BASE         0x48140000
+#define TI81XX_CTRL_BASE        TI81XX_SCM_BASE
+#define TI81XX_PRCM_BASE        0x48180000
 
-#define TI816X_ARM_INTC_BASE    0x48200000
+#define TI81XX_ARM_INTC_BASE    0x48200000
 
-#endif /* __ASM_ARCH_TI816X_H */
+#endif /* __ASM_ARCH_TI81XX_H */
diff --git a/arch/arm/plat-omap/include/plat/uncompress.h b/arch/arm/plat-omap/include/plat/uncompress.h
index 2f472e989ec..6ee90495ca4 100644
--- a/arch/arm/plat-omap/include/plat/uncompress.h
+++ b/arch/arm/plat-omap/include/plat/uncompress.h
@@ -99,9 +99,9 @@ static inline void flush(void)
 #define DEBUG_LL_ZOOM(mach)                                             \
         _DEBUG_LL_ENTRY(mach, ZOOM_UART_BASE, ZOOM_PORT_SHIFT, ZOOM_UART)
 
-#define DEBUG_LL_TI816X(p, mach)                                        \
-        _DEBUG_LL_ENTRY(mach, TI816X_UART##p##_BASE, OMAP_PORT_SHIFT,   \
-                TI816XUART##p)
+#define DEBUG_LL_TI81XX(p, mach)                                        \
+        _DEBUG_LL_ENTRY(mach, TI81XX_UART##p##_BASE, OMAP_PORT_SHIFT,   \
+                TI81XXUART##p)
 
 static inline void __arch_decomp_setup(unsigned long arch_id)
 {
@@ -177,7 +177,10 @@ static inline void __arch_decomp_setup(unsigned long arch_id)
                 DEBUG_LL_ZOOM(omap_zoom3);
 
                 /* TI8168 base boards using UART3 */
-                DEBUG_LL_TI816X(3, ti8168evm);
+                DEBUG_LL_TI81XX(3, ti8168evm);
+
+                /* TI8148 base boards using UART1 */
+                DEBUG_LL_TI81XX(1, ti8148evm);
 
         } while (0);
 }
diff --git a/arch/arm/plat-omap/include/plat/usb.h b/arch/arm/plat-omap/include/plat/usb.h
index 17d3c939775..dc864b580da 100644
--- a/arch/arm/plat-omap/include/plat/usb.h
+++ b/arch/arm/plat-omap/include/plat/usb.h
@@ -100,9 +100,6 @@ extern void usb_musb_init(struct omap_musb_board_data *board_data);
 
 extern void usbhs_init(const struct usbhs_omap_board_data *pdata);
 
-extern int omap_usbhs_enable(struct device *dev);
-extern void omap_usbhs_disable(struct device *dev);
-
 extern int omap4430_phy_power(struct device *dev, int ID, int on);
 extern int omap4430_phy_set_clk(struct device *dev, int on);
 extern int omap4430_phy_init(struct device *dev);
@@ -114,6 +111,7 @@ extern void am35x_musb_reset(void);
 extern void am35x_musb_phy_power(u8 on);
 extern void am35x_musb_clear_irq(void);
 extern void am35x_set_mode(u8 musb_mode);
+extern void ti81xx_musb_phy_power(u8 on);
 
 /*
  * FIXME correct answer depends on hmc_mode,
@@ -273,6 +271,37 @@ static inline void omap2_usbfs_init(struct omap_usb_config *pdata)
 #define CONF2_OTGPWRDN          (1 << 2)
 #define CONF2_DATPOL            (1 << 1)
 
+/* TI81XX specific definitions */
+#define USBCTRL0        0x620
+#define USBSTAT0        0x624
+
+/* TI816X PHY controls bits */
+#define TI816X_USBPHY0_NORMAL_MODE      (1 << 0)
+#define TI816X_USBPHY_REFCLK_OSC        (1 << 8)
+
+/* TI814X PHY controls bits */
+#define USBPHY_CM_PWRDN         (1 << 0)
+#define USBPHY_OTG_PWRDN        (1 << 1)
+#define USBPHY_CHGDET_DIS       (1 << 2)
+#define USBPHY_CHGDET_RSTRT     (1 << 3)
+#define USBPHY_SRCONDM          (1 << 4)
+#define USBPHY_SINKONDP         (1 << 5)
+#define USBPHY_CHGISINK_EN      (1 << 6)
+#define USBPHY_CHGVSRC_EN       (1 << 7)
+#define USBPHY_DMPULLUP         (1 << 8)
+#define USBPHY_DPPULLUP         (1 << 9)
+#define USBPHY_CDET_EXTCTL      (1 << 10)
+#define USBPHY_GPIO_MODE        (1 << 12)
+#define USBPHY_DPOPBUFCTL       (1 << 13)
+#define USBPHY_DMOPBUFCTL       (1 << 14)
+#define USBPHY_DPINPUT          (1 << 15)
+#define USBPHY_DMINPUT          (1 << 16)
+#define USBPHY_DPGPIO_PD        (1 << 17)
+#define USBPHY_DMGPIO_PD        (1 << 18)
+#define USBPHY_OTGVDET_EN       (1 << 19)
+#define USBPHY_OTGSESSEND_EN    (1 << 20)
+#define USBPHY_DATA_POLARITY    (1 << 23)
+
 #if defined(CONFIG_ARCH_OMAP1) && defined(CONFIG_USB)
 u32 omap1_usb0_init(unsigned nwires, unsigned is_device);
 u32 omap1_usb1_init(unsigned nwires);
diff --git a/arch/arm/plat-omap/omap_device.c b/arch/arm/plat-omap/omap_device.c
index e8d98693d2d..69fde03729c 100644
--- a/arch/arm/plat-omap/omap_device.c
+++ b/arch/arm/plat-omap/omap_device.c
@@ -348,7 +348,7 @@ static int omap_device_build_from_dt(struct platform_device *pdev)
 
         oh_cnt = of_property_count_strings(node, "ti,hwmods");
         if (!oh_cnt || IS_ERR_VALUE(oh_cnt)) {
-                dev_warn(&pdev->dev, "No 'hwmods' to build omap_device\n");
+                dev_dbg(&pdev->dev, "No 'hwmods' to build omap_device\n");
                 return -ENODEV;
         }
 
diff --git a/arch/arm/plat-omap/sram.c b/arch/arm/plat-omap/sram.c
index 8b28664d1c6..4243bdcc87b 100644
--- a/arch/arm/plat-omap/sram.c
+++ b/arch/arm/plat-omap/sram.c
@@ -40,7 +40,11 @@
 #define OMAP1_SRAM_PA           0x20000000
 #define OMAP2_SRAM_PUB_PA       (OMAP2_SRAM_PA + 0xf800)
 #define OMAP3_SRAM_PUB_PA       (OMAP3_SRAM_PA + 0x8000)
+#ifdef CONFIG_OMAP4_ERRATA_I688
+#define OMAP4_SRAM_PUB_PA       OMAP4_SRAM_PA
+#else
 #define OMAP4_SRAM_PUB_PA       (OMAP4_SRAM_PA + 0x4000)
+#endif
 
 #if defined(CONFIG_ARCH_OMAP2PLUS)
 #define SRAM_BOOTLOADER_SZ      0x00
@@ -141,11 +145,9 @@ static void __init omap_detect_sram(void)
                         omap_sram_size = 0x32000;       /* 200K */
                 else if (cpu_is_omap15xx())
                         omap_sram_size = 0x30000;       /* 192K */
-                else if (cpu_is_omap1610() || cpu_is_omap1621() ||
-                     cpu_is_omap1710())
+                else if (cpu_is_omap1610() || cpu_is_omap1611() ||
+                                cpu_is_omap1621() || cpu_is_omap1710())
                         omap_sram_size = 0x4000;        /* 16K */
-                else if (cpu_is_omap1611())
-                        omap_sram_size = SZ_256K;
                 else {
                         pr_err("Could not detect SRAM size\n");
                         omap_sram_size = 0x4000;
@@ -163,6 +165,10 @@ static void __init omap_map_sram(void)
         if (omap_sram_size == 0)
                 return;
 
+#ifdef CONFIG_OMAP4_ERRATA_I688
+                omap_sram_start += PAGE_SIZE;
+                omap_sram_size -= SZ_16K;
+#endif
         if (cpu_is_omap34xx()) {
                 /*
                  * SRAM must be marked as non-cached on OMAP3 since the
@@ -224,6 +230,9 @@ static void (*_omap_sram_reprogram_clock)(u32 dpllctl, u32 ckctl);
 void omap_sram_reprogram_clock(u32 dpllctl, u32 ckctl)
 {
         BUG_ON(!_omap_sram_reprogram_clock);
+        /* On 730, bit 13 must always be 1 */
+        if (cpu_is_omap7xx())
+                ckctl |= 0x2000;
         _omap_sram_reprogram_clock(dpllctl, ckctl);
 }