12 files changed, 120 insertions, 66 deletions

diff --git a/arch/arm/mach-omap2/Kconfig b/arch/arm/mach-omap2/Kconfig
index 10eafa70a909..606bf04f51b6 100644
--- a/arch/arm/mach-omap2/Kconfig
+++ b/arch/arm/mach-omap2/Kconfig
@@ -80,6 +80,7 @@ config MACH_OVERO
 config MACH_OMAP3EVM
         bool "OMAP 3530 EVM board"
         depends on ARCH_OMAP3 && ARCH_OMAP34XX
+        select OMAP_PACKAGE_CBB
 
 config MACH_OMAP3517EVM
         bool "OMAP3517/ AM3517 EVM board"
diff --git a/arch/arm/mach-omap2/board-zoom-peripherals.c b/arch/arm/mach-omap2/board-zoom-peripherals.c
index 8dd277c36661..1e3dfb652acc 100755
--- a/arch/arm/mach-omap2/board-zoom-peripherals.c
+++ b/arch/arm/mach-omap2/board-zoom-peripherals.c
@@ -63,21 +63,21 @@ static int board_keymap[] = {
         KEY(5, 1, KEY_H),
         KEY(5, 2, KEY_J),
         KEY(5, 3, KEY_F3),
+        KEY(5, 4, KEY_UNKNOWN),
         KEY(5, 5, KEY_VOLUMEDOWN),
         KEY(5, 6, KEY_M),
-        KEY(5, 7, KEY_ENTER),
+        KEY(5, 7, KEY_RIGHT),
         KEY(6, 0, KEY_Q),
         KEY(6, 1, KEY_A),
         KEY(6, 2, KEY_N),
         KEY(6, 3, KEY_BACKSPACE),
         KEY(6, 6, KEY_P),
-        KEY(6, 7, KEY_SELECT),
+        KEY(6, 7, KEY_UP),
         KEY(7, 0, KEY_PROG1),   /*MACRO 1 <User defined> */
         KEY(7, 1, KEY_PROG2),   /*MACRO 2 <User defined> */
         KEY(7, 2, KEY_PROG3),   /*MACRO 3 <User defined> */
         KEY(7, 3, KEY_PROG4),   /*MACRO 4 <User defined> */
-        KEY(7, 5, KEY_RIGHT),
-        KEY(7, 6, KEY_UP),
+        KEY(7, 6, KEY_SELECT),
         KEY(7, 7, KEY_DOWN)
 };
 
diff --git a/arch/arm/mach-omap2/clock2xxx.c b/arch/arm/mach-omap2/clock2xxx.c
index d0e3fb7f9298..5420356eb407 100644
--- a/arch/arm/mach-omap2/clock2xxx.c
+++ b/arch/arm/mach-omap2/clock2xxx.c
@@ -449,40 +449,78 @@ int omap2_select_table_rate(struct clk *clk, unsigned long rate)
 #ifdef CONFIG_CPU_FREQ
 /*
  * Walk PRCM rate table and fillout cpufreq freq_table
+ * XXX This should be replaced by an OPP layer in the near future
  */
-static struct cpufreq_frequency_table freq_table[ARRAY_SIZE(rate_table)];
+static struct cpufreq_frequency_table *freq_table;
 
 void omap2_clk_init_cpufreq_table(struct cpufreq_frequency_table **table)
 {
-        struct prcm_config *prcm;
+        const struct prcm_config *prcm;
+        long sys_ck_rate;
         int i = 0;
+        int tbl_sz = 0;
+
+        sys_ck_rate = clk_get_rate(sclk);
 
         for (prcm = rate_table; prcm->mpu_speed; prcm++) {
                 if (!(prcm->flags & cpu_mask))
                         continue;
-                if (prcm->xtal_speed != sys_ck.rate)
+                if (prcm->xtal_speed != sys_ck_rate)
                         continue;
 
                 /* don't put bypass rates in table */
                 if (prcm->dpll_speed == prcm->xtal_speed)
                         continue;
 
-                freq_table[i].index = i;
-                freq_table[i].frequency = prcm->mpu_speed / 1000;
-                i++;
+                tbl_sz++;
         }
 
-        if (i == 0) {
-                printk(KERN_WARNING "%s: failed to initialize frequency "
-                       "table\n", __func__);
+        /*
+         * XXX Ensure that we're doing what CPUFreq expects for this error
+         * case and the following one
+         */
+        if (tbl_sz == 0) {
+                pr_warning("%s: no matching entries in rate_table\n",
+                           __func__);
+                return;
+        }
+
+        /* Include the CPUFREQ_TABLE_END terminator entry */
+        tbl_sz++;
+
+        freq_table = kzalloc(sizeof(struct cpufreq_frequency_table) * tbl_sz,
+                             GFP_ATOMIC);
+        if (!freq_table) {
+                pr_err("%s: could not kzalloc frequency table\n", __func__);
                 return;
         }
 
+        for (prcm = rate_table; prcm->mpu_speed; prcm++) {
+                if (!(prcm->flags & cpu_mask))
+                        continue;
+                if (prcm->xtal_speed != sys_ck_rate)
+                        continue;
+
+                /* don't put bypass rates in table */
+                if (prcm->dpll_speed == prcm->xtal_speed)
+                        continue;
+
+                freq_table[i].index = i;
+                freq_table[i].frequency = prcm->mpu_speed / 1000;
+                i++;
+        }
+
         freq_table[i].index = i;
         freq_table[i].frequency = CPUFREQ_TABLE_END;
 
         *table = &freq_table[0];
 }
+
+void omap2_clk_exit_cpufreq_table(struct cpufreq_frequency_table **table)
+{
+        kfree(freq_table);
+}
+
 #endif
 
 struct clk_functions omap2_clk_functions = {
@@ -494,6 +532,7 @@ struct clk_functions omap2_clk_functions = {
         .clk_disable_unused     = omap2_clk_disable_unused,
 #ifdef  CONFIG_CPU_FREQ
         .clk_init_cpufreq_table = omap2_clk_init_cpufreq_table,
+        .clk_exit_cpufreq_table = omap2_clk_exit_cpufreq_table,
 #endif
 };
 
diff --git a/arch/arm/mach-omap2/clock34xx.c b/arch/arm/mach-omap2/clock34xx.c
index ded32364f32b..d4217b93e10b 100644
--- a/arch/arm/mach-omap2/clock34xx.c
+++ b/arch/arm/mach-omap2/clock34xx.c
@@ -34,7 +34,6 @@
 #include <asm/div64.h>
 #include <asm/clkdev.h>
 
-#include <plat/sdrc.h>
 #include "clock.h"
 #include "clock34xx.h"
 #include "sdrc.h"
diff --git a/arch/arm/mach-omap2/clock34xx_data.c b/arch/arm/mach-omap2/clock34xx_data.c
index 8bdcc9cc7f9a..c6031d74d6f6 100644
--- a/arch/arm/mach-omap2/clock34xx_data.c
+++ b/arch/arm/mach-omap2/clock34xx_data.c
@@ -776,6 +776,8 @@ static struct clk dpll4_m5_ck = {
         .clksel_mask    = OMAP3430_CLKSEL_CAM_MASK,
         .clksel         = div16_dpll4_clksel,
         .clkdm_name     = "dpll4_clkdm",
+        .set_rate       = &omap2_clksel_set_rate,
+        .round_rate     = &omap2_clksel_round_rate,
         .recalc         = &omap2_clksel_recalc,
 };
 
@@ -1500,6 +1502,7 @@ static struct clk uart2_fck = {
         .parent         = &core_48m_fck,
         .enable_reg     = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1),
         .enable_bit     = OMAP3430_EN_UART2_SHIFT,
+        .clkdm_name     = "core_l4_clkdm",
         .recalc         = &followparent_recalc,
 };
 
@@ -1509,6 +1512,7 @@ static struct clk uart1_fck = {
         .parent         = &core_48m_fck,
         .enable_reg     = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1),
         .enable_bit     = OMAP3430_EN_UART1_SHIFT,
+        .clkdm_name     = "core_l4_clkdm",
         .recalc         = &followparent_recalc,
 };
 
@@ -2745,7 +2749,7 @@ static struct clk mcbsp4_ick = {
 };
 
 static const struct clksel mcbsp_234_clksel[] = {
-        { .parent = &core_96m_fck, .rates = common_mcbsp_96m_rates },
+        { .parent = &per_96m_fck,  .rates = common_mcbsp_96m_rates },
         { .parent = &mcbsp_clks,   .rates = common_mcbsp_mcbsp_rates },
         { .parent = NULL }
 };
diff --git a/arch/arm/mach-omap2/clockdomain.c b/arch/arm/mach-omap2/clockdomain.c
index 1a45ed1e8ba1..dd285f001467 100644
--- a/arch/arm/mach-omap2/clockdomain.c
+++ b/arch/arm/mach-omap2/clockdomain.c
@@ -559,7 +559,7 @@ int omap2_clkdm_clk_enable(struct clockdomain *clkdm, struct clk *clk)
          * downstream clocks for debugging purposes?
          */
 
-        if (!clkdm || !clk)
+        if (!clkdm || !clk || !clkdm->clktrctrl_mask)
                 return -EINVAL;
 
         if (atomic_inc_return(&clkdm->usecount) > 1)
@@ -610,7 +610,7 @@ int omap2_clkdm_clk_disable(struct clockdomain *clkdm, struct clk *clk)
          * downstream clocks for debugging purposes?
          */
 
-        if (!clkdm || !clk)
+        if (!clkdm || !clk || !clkdm->clktrctrl_mask)
                 return -EINVAL;
 
 #ifdef DEBUG
diff --git a/arch/arm/mach-omap2/io.c b/arch/arm/mach-omap2/io.c
index a8749e8017b9..5a7996402c53 100644
--- a/arch/arm/mach-omap2/io.c
+++ b/arch/arm/mach-omap2/io.c
@@ -33,7 +33,6 @@
 #include <plat/sdrc.h>
 #include <plat/gpmc.h>
 #include <plat/serial.h>
-#include <plat/mux.h>
 #include <plat/vram.h>
 
 #include "clock.h"
@@ -73,21 +72,21 @@ static struct map_desc omap24xx_io_desc[] __initdata = {
 #ifdef CONFIG_ARCH_OMAP2420
 static struct map_desc omap242x_io_desc[] __initdata = {
         {
-                .virtual        = DSP_MEM_24XX_VIRT,
-                .pfn            = __phys_to_pfn(DSP_MEM_24XX_PHYS),
-                .length         = DSP_MEM_24XX_SIZE,
+                .virtual        = DSP_MEM_2420_VIRT,
+                .pfn            = __phys_to_pfn(DSP_MEM_2420_PHYS),
+                .length         = DSP_MEM_2420_SIZE,
                 .type           = MT_DEVICE
         },
         {
-                .virtual        = DSP_IPI_24XX_VIRT,
-                .pfn            = __phys_to_pfn(DSP_IPI_24XX_PHYS),
-                .length         = DSP_IPI_24XX_SIZE,
+                .virtual        = DSP_IPI_2420_VIRT,
+                .pfn            = __phys_to_pfn(DSP_IPI_2420_PHYS),
+                .length         = DSP_IPI_2420_SIZE,
                 .type           = MT_DEVICE
         },
         {
-                .virtual        = DSP_MMU_24XX_VIRT,
-                .pfn            = __phys_to_pfn(DSP_MMU_24XX_PHYS),
-                .length         = DSP_MMU_24XX_SIZE,
+                .virtual        = DSP_MMU_2420_VIRT,
+                .pfn            = __phys_to_pfn(DSP_MMU_2420_PHYS),
+                .length         = DSP_MMU_2420_SIZE,
                 .type           = MT_DEVICE
         },
 };
diff --git a/arch/arm/mach-omap2/mux.c b/arch/arm/mach-omap2/mux.c
index e071b3fd1878..459ef23ab8a8 100644
--- a/arch/arm/mach-omap2/mux.c
+++ b/arch/arm/mach-omap2/mux.c
@@ -994,8 +994,10 @@ int __init omap_mux_init(u32 mux_pbase, u32 mux_size,
         }
 
 #ifdef CONFIG_OMAP_MUX
-        omap_mux_package_fixup(package_subset, superset);
-        omap_mux_package_init_balls(package_balls, superset);
+        if (package_subset)
+                omap_mux_package_fixup(package_subset, superset);
+        if (package_balls)
+                omap_mux_package_init_balls(package_balls, superset);
         omap_mux_set_cmdline_signals();
         omap_mux_set_board_signals(board_mux);
 #endif
diff --git a/arch/arm/mach-omap2/opp2420_data.c b/arch/arm/mach-omap2/opp2420_data.c
index 126a9396b3a8..e6dda694fd5c 100644
--- a/arch/arm/mach-omap2/opp2420_data.c
+++ b/arch/arm/mach-omap2/opp2420_data.c
@@ -9,45 +9,47 @@
  * The OMAP2 processor can be run at several discrete 'PRCM configurations'.
  * These configurations are characterized by voltage and speed for clocks.
  * The device is only validated for certain combinations. One way to express
- * these combinations is via the 'ratio's' which the clocks operate with
+ * these combinations is via the 'ratios' which the clocks operate with
  * respect to each other. These ratio sets are for a given voltage/DPLL
- * setting. All configurations can be described by a DPLL setting and a ratio
- * There are 3 ratio sets for the 2430 and X ratio sets for 2420.
- *
- * 2430 differs from 2420 in that there are no more phase synchronizers used.
- * They both have a slightly different clock domain setup. 2420(iva1,dsp) vs
- * 2430 (iva2.1, NOdsp, mdm)
+ * setting. All configurations can be described by a DPLL setting and a ratio.
  *
  * XXX Missing voltage data.
+ * XXX Missing 19.2MHz sys_clk rate sets (needed for N800/N810)
  *
  * THe format described in this file is deprecated.  Once a reasonable
  * OPP API exists, the data in this file should be converted to use it.
  *
  * This is technically part of the OMAP2xxx clock code.
+ *
+ * Considerable work is still needed to fully support dynamic frequency
+ * changes on OMAP2xxx-series chips.  Readers interested in such a
+ * project are encouraged to review the Maemo Diablo RX-34 and RX-44
+ * kernel source at:
+ *     http://repository.maemo.org/pool/diablo/free/k/kernel-source-diablo/
  */
 
 #include "opp2xxx.h"
 #include "sdrc.h"
 #include "clock.h"
 
-/*-------------------------------------------------------------------------
- * Key dividers which make up a PRCM set. Ratio's for a PRCM are mandated.
+/*
+ * Key dividers which make up a PRCM set. Ratios for a PRCM are mandated.
  * xtal_speed, dpll_speed, mpu_speed, CM_CLKSEL_MPU,
  * CM_CLKSEL_DSP, CM_CLKSEL_GFX, CM_CLKSEL1_CORE, CM_CLKSEL1_PLL,
  * CM_CLKSEL2_PLL, CM_CLKSEL_MDM
  *
- * Filling in table based on H4 boards and 2430-SDPs variants available.
- * There are quite a few more rates combinations which could be defined.
+ * Filling in table based on H4 boards available.  There are quite a
+ * few more rate combinations which could be defined.
  *
- * When multiple values are defined the start up will try and choose the
- * fastest one. If a 'fast' value is defined, then automatically, the /2
- * one should be included as it can be used.    Generally having more that
- * one fast set does not make sense, as static timings need to be changed
- * to change the set.    The exception is the bypass setting which is
- * availble for low power bypass.
+ * When multiple values are defined the start up will try and choose
+ * the fastest one. If a 'fast' value is defined, then automatically,
+ * the /2 one should be included as it can be used.  Generally having
+ * more than one fast set does not make sense, as static timings need
+ * to be changed to change the set.  The exception is the bypass
+ * setting which is available for low power bypass.
  *
  * Note: This table needs to be sorted, fastest to slowest.
- *-------------------------------------------------------------------------*/
+ **/
 const struct prcm_config omap2420_rate_table[] = {
         /* PRCM I - FAST */
         {S12M, S660M, S330M, RI_CM_CLKSEL_MPU_VAL,              /* 330MHz ARM */
diff --git a/arch/arm/mach-omap2/opp2430_data.c b/arch/arm/mach-omap2/opp2430_data.c
index edb81672c844..1b9596ae201e 100644
--- a/arch/arm/mach-omap2/opp2430_data.c
+++ b/arch/arm/mach-omap2/opp2430_data.c
@@ -1,5 +1,5 @@
 /*
- * opp2420_data.c - old-style "OPP" table for OMAP2420
+ * opp2430_data.c - old-style "OPP" table for OMAP2430
  *
  * Copyright (C) 2005-2009 Texas Instruments, Inc.
  * Copyright (C) 2004-2009 Nokia Corporation
@@ -9,16 +9,16 @@
  * The OMAP2 processor can be run at several discrete 'PRCM configurations'.
  * These configurations are characterized by voltage and speed for clocks.
  * The device is only validated for certain combinations. One way to express
- * these combinations is via the 'ratio's' which the clocks operate with
+ * these combinations is via the 'ratios' which the clocks operate with
  * respect to each other. These ratio sets are for a given voltage/DPLL
- * setting. All configurations can be described by a DPLL setting and a ratio
- * There are 3 ratio sets for the 2430 and X ratio sets for 2420.
+ * setting. All configurations can be described by a DPLL setting and a ratio.
  *
  * 2430 differs from 2420 in that there are no more phase synchronizers used.
  * They both have a slightly different clock domain setup. 2420(iva1,dsp) vs
  * 2430 (iva2.1, NOdsp, mdm)
  *
  * XXX Missing voltage data.
+ * XXX Missing 19.2MHz sys_clk rate sets.
  *
  * THe format described in this file is deprecated.  Once a reasonable
  * OPP API exists, the data in this file should be converted to use it.
@@ -30,24 +30,24 @@
 #include "sdrc.h"
 #include "clock.h"
 
-/*-------------------------------------------------------------------------
- * Key dividers which make up a PRCM set. Ratio's for a PRCM are mandated.
+/*
+ * Key dividers which make up a PRCM set. Ratios for a PRCM are mandated.
  * xtal_speed, dpll_speed, mpu_speed, CM_CLKSEL_MPU,
  * CM_CLKSEL_DSP, CM_CLKSEL_GFX, CM_CLKSEL1_CORE, CM_CLKSEL1_PLL,
  * CM_CLKSEL2_PLL, CM_CLKSEL_MDM
  *
- * Filling in table based on H4 boards and 2430-SDPs variants available.
- * There are quite a few more rates combinations which could be defined.
+ * Filling in table based on 2430-SDPs variants available.  There are
+ * quite a few more rate combinations which could be defined.
  *
- * When multiple values are defined the start up will try and choose the
- * fastest one. If a 'fast' value is defined, then automatically, the /2
- * one should be included as it can be used.    Generally having more that
- * one fast set does not make sense, as static timings need to be changed
- * to change the set.    The exception is the bypass setting which is
- * availble for low power bypass.
+ * When multiple values are defined the start up will try and choose
+ * the fastest one. If a 'fast' value is defined, then automatically,
+ * the /2 one should be included as it can be used.  Generally having
+ * more than one fast set does not make sense, as static timings need
+ * to be changed to change the set.  The exception is the bypass
+ * setting which is available for low power bypass.
  *
  * Note: This table needs to be sorted, fastest to slowest.
- *-------------------------------------------------------------------------*/
+ */
 const struct prcm_config omap2430_rate_table[] = {
         /* PRCM #4 - ratio2 (ES2.1) - FAST */
         {S13M, S798M, S399M, R2_CM_CLKSEL_MPU_VAL,              /* 399MHz ARM */
diff --git a/arch/arm/mach-omap2/pm34xx.c b/arch/arm/mach-omap2/pm34xx.c
index 81ed252a0f8a..c6cc809afb79 100644
--- a/arch/arm/mach-omap2/pm34xx.c
+++ b/arch/arm/mach-omap2/pm34xx.c
@@ -124,8 +124,8 @@ static void omap3_core_save_context(void)
         control_padconf_off |= START_PADCONF_SAVE;
         omap_ctrl_writel(control_padconf_off, OMAP343X_CONTROL_PADCONF_OFF);
         /* wait for the save to complete */
-        while (!omap_ctrl_readl(OMAP343X_CONTROL_GENERAL_PURPOSE_STATUS)
-                        & PADCONF_SAVE_DONE)
+        while (!(omap_ctrl_readl(OMAP343X_CONTROL_GENERAL_PURPOSE_STATUS)
+                        & PADCONF_SAVE_DONE))
                 ;
         /* Save the Interrupt controller context */
         omap_intc_save_context();
diff --git a/arch/arm/mach-omap2/serial.c b/arch/arm/mach-omap2/serial.c
index 19805a7de06c..8c964bec8159 100644
--- a/arch/arm/mach-omap2/serial.c
+++ b/arch/arm/mach-omap2/serial.c
@@ -125,6 +125,13 @@ static struct plat_serial8250_port serial_platform_data3[] = {
         }
 };
 #endif
+static inline unsigned int __serial_read_reg(struct uart_port *up,
+                                           int offset)
+{
+        offset <<= up->regshift;
+        return (unsigned int)__raw_readb(up->membase + offset);
+}
+
 static inline unsigned int serial_read_reg(struct plat_serial8250_port *up,
                                            int offset)
 {
@@ -583,11 +590,12 @@ static unsigned int serial_in_override(struct uart_port *up, int offset)
 {
         if (UART_RX == offset) {
                 unsigned int lsr;
-                lsr = serial_read_reg(omap_uart[up->line].p, UART_LSR);
+                lsr = __serial_read_reg(up, UART_LSR);
                 if (!(lsr & UART_LSR_DR))
                         return -EPERM;
         }
-        return serial_read_reg(omap_uart[up->line].p, offset);
+
+        return __serial_read_reg(up, offset);
 }
 
 void __init omap_serial_early_init(void)