7 files changed, 67 insertions, 5 deletions

diff --git a/arch/sh/boards/mach-hp6xx/setup.c b/arch/sh/boards/mach-hp6xx/setup.c
index 8f305b36358b..e6dd5e96321e 100644
--- a/arch/sh/boards/mach-hp6xx/setup.c
+++ b/arch/sh/boards/mach-hp6xx/setup.c
@@ -13,6 +13,7 @@
 #include <linux/init.h>
 #include <linux/platform_device.h>
 #include <linux/irq.h>
+#include <sound/sh_dac_audio.h>
 #include <asm/hd64461.h>
 #include <asm/io.h>
 #include <mach/hp6xx.h>
@@ -51,9 +52,63 @@ static struct platform_device jornadakbd_device = {
         .id             = -1,
 };
 
+static void dac_audio_start(struct dac_audio_pdata *pdata)
+{
+        u16 v;
+        u8 v8;
+
+        /* HP Jornada 680/690 speaker on */
+        v = inw(HD64461_GPADR);
+        v &= ~HD64461_GPADR_SPEAKER;
+        outw(v, HD64461_GPADR);
+
+        /* HP Palmtop 620lx/660lx speaker on */
+        v8 = inb(PKDR);
+        v8 &= ~PKDR_SPEAKER;
+        outb(v8, PKDR);
+
+        sh_dac_enable(pdata->channel);
+}
+
+static void dac_audio_stop(struct dac_audio_pdata *pdata)
+{
+        u16 v;
+        u8 v8;
+
+        /* HP Jornada 680/690 speaker off */
+        v = inw(HD64461_GPADR);
+        v |= HD64461_GPADR_SPEAKER;
+        outw(v, HD64461_GPADR);
+
+        /* HP Palmtop 620lx/660lx speaker off */
+        v8 = inb(PKDR);
+        v8 |= PKDR_SPEAKER;
+        outb(v8, PKDR);
+
+        sh_dac_output(0, pdata->channel);
+        sh_dac_disable(pdata->channel);
+}
+
+static struct dac_audio_pdata dac_audio_platform_data = {
+        .buffer_size            = 64000,
+        .channel                = 1,
+        .start                  = dac_audio_start,
+        .stop                   = dac_audio_stop,
+};
+
+static struct platform_device dac_audio_device = {
+        .name           = "dac_audio",
+        .id             = -1,
+        .dev            = {
+                .platform_data  = &dac_audio_platform_data,
+        }
+
+};
+
 static struct platform_device *hp6xx_devices[] __initdata = {
         &cf_ide_device,
         &jornadakbd_device,
+        &dac_audio_device,
 };
 
 static void __init hp6xx_init_irq(void)
diff --git a/arch/sh/include/asm/rwsem.h b/arch/sh/include/asm/rwsem.h
index 1987f3ea7f1b..06e2251a5e48 100644
--- a/arch/sh/include/asm/rwsem.h
+++ b/arch/sh/include/asm/rwsem.h
@@ -41,7 +41,7 @@ struct rw_semaphore {
 #endif
 
 #define __RWSEM_INITIALIZER(name) \
-        { RWSEM_UNLOCKED_VALUE, SPIN_LOCK_UNLOCKED, \
+        { RWSEM_UNLOCKED_VALUE, __SPIN_LOCK_UNLOCKED((name).wait_lock), \
           LIST_HEAD_INIT((name).wait_list) \
           __RWSEM_DEP_MAP_INIT(name) }
 
diff --git a/arch/sh/include/mach-common/mach/hp6xx.h b/arch/sh/include/mach-common/mach/hp6xx.h
index 0d4165a32dcd..bcc301ac12f4 100644
--- a/arch/sh/include/mach-common/mach/hp6xx.h
+++ b/arch/sh/include/mach-common/mach/hp6xx.h
@@ -29,6 +29,9 @@
 
 #define PKDR_LED_GREEN          0x10
 
+/* HP Palmtop 620lx/660lx speaker on/off */
+#define PKDR_SPEAKER            0x20
+
 #define SCPDR_TS_SCAN_ENABLE    0x20
 #define SCPDR_TS_SCAN_Y         0x02
 #define SCPDR_TS_SCAN_X         0x01
@@ -42,6 +45,7 @@
 #define ADC_CHANNEL_BACKUP      4
 #define ADC_CHANNEL_CHARGE      5
 
+/* HP Jornada 680/690 speaker on/off */
 #define HD64461_GPADR_SPEAKER   0x01
 #define HD64461_GPADR_PCMCIA0   (0x02|0x08)
 
diff --git a/arch/sh/kernel/cpu/irq/imask.c b/arch/sh/kernel/cpu/irq/imask.c
index 6b5d191eec3a..a351ed84eec5 100644
--- a/arch/sh/kernel/cpu/irq/imask.c
+++ b/arch/sh/kernel/cpu/irq/imask.c
@@ -68,7 +68,7 @@ static void unmask_imask_irq(unsigned int irq)
 }
 
 static struct irq_chip imask_irq_chip = {
-        .typename       = "SR.IMASK",
+        .name           = "SR.IMASK",
         .mask           = mask_imask_irq,
         .unmask         = unmask_imask_irq,
         .mask_ack       = mask_imask_irq,
diff --git a/arch/sh/kernel/cpu/irq/intc-sh5.c b/arch/sh/kernel/cpu/irq/intc-sh5.c
index 6c092f1f5557..06e7e2959b54 100644
--- a/arch/sh/kernel/cpu/irq/intc-sh5.c
+++ b/arch/sh/kernel/cpu/irq/intc-sh5.c
@@ -85,7 +85,7 @@ static void mask_and_ack_intc(unsigned int);
 static void end_intc_irq(unsigned int irq);
 
 static struct irq_chip intc_irq_type = {
-        .typename = "INTC",
+        .name = "INTC",
         .startup = startup_intc_irq,
         .shutdown = shutdown_intc_irq,
         .enable = enable_intc_irq,
diff --git a/arch/sh/kernel/dwarf.c b/arch/sh/kernel/dwarf.c
index 2d07084e4882..d76a23170dbb 100644
--- a/arch/sh/kernel/dwarf.c
+++ b/arch/sh/kernel/dwarf.c
@@ -555,7 +555,7 @@ struct dwarf_frame * dwarf_unwind_stack(unsigned long pc,
          * NOTE: the return address is guaranteed to be setup by the
          * time this function makes its first function call.
          */
-        if (!pc && !prev)
+        if (!pc || !prev)
                 pc = (unsigned long)current_text_addr();
 
 #ifdef CONFIG_FUNCTION_GRAPH_TRACER
diff --git a/arch/sh/mm/cache-sh4.c b/arch/sh/mm/cache-sh4.c
index 519e2d16cd06..b7f235c74d66 100644
--- a/arch/sh/mm/cache-sh4.c
+++ b/arch/sh/mm/cache-sh4.c
@@ -72,6 +72,7 @@ static void __uses_jump_to_uncached sh4_flush_icache_range(void *args)
 
         for (v = start; v < end; v += L1_CACHE_BYTES) {
                 unsigned long icacheaddr;
+                int j, n;
 
                 __ocbwb(v);
 
@@ -79,8 +80,10 @@ static void __uses_jump_to_uncached sh4_flush_icache_range(void *args)
                                 cpu_data->icache.entry_mask);
 
                 /* Clear i-cache line valid-bit */
+                n = boot_cpu_data.icache.n_aliases;
                 for (i = 0; i < cpu_data->icache.ways; i++) {
-                        __raw_writel(0, icacheaddr);
+                        for (j = 0; j < n; j++)
+                                __raw_writel(0, icacheaddr + (j * PAGE_SIZE));
                         icacheaddr += cpu_data->icache.way_incr;
                 }
         }