diff --git a/arch/arm/mach-pxa/generic.h b/arch/arm/mach-pxa/generic.h
index 7bb1499de4c5..c9c2c46ecead 100644
--- a/arch/arm/mach-pxa/generic.h
+++ b/arch/arm/mach-pxa/generic.h
@@ -27,7 +27,6 @@ extern void __init pxa25x_map_io(void);
 extern void __init pxa26x_init_irq(void);
 
 #define pxa27x_handle_irq ichp_handle_irq
-extern unsigned	pxa27x_get_clk_frequency_khz(int);
 extern void __init pxa27x_init_irq(void);
 extern void __init pxa27x_map_io(void);
 
@@ -52,18 +51,4 @@ extern void pxa2xx_clear_reset_status(unsigned int);
 static inline void pxa2xx_clear_reset_status(unsigned int mask) {}
 #endif
 
-/*
- * Once fully converted to the clock framework, all these functions should be
- * removed, and replaced with a clk_get(NULL, "core").
- */
-#ifdef CONFIG_PXA25x
-extern unsigned pxa25x_get_clk_frequency_khz(int);
-#else
-#define pxa25x_get_clk_frequency_khz(x)		(0)
-#endif
-
-#ifdef CONFIG_PXA27x
-#else
-#define pxa27x_get_clk_frequency_khz(x)		(0)
-#endif
 
diff --git a/arch/arm/mach-pxa/mfp-pxa2xx.c b/arch/arm/mach-pxa/mfp-pxa2xx.c
index b556452dfcf9..f5a3d890f682 100644
--- a/arch/arm/mach-pxa/mfp-pxa2xx.c
+++ b/arch/arm/mach-pxa/mfp-pxa2xx.c
@@ -20,6 +20,7 @@
 
 #include "pxa2xx-regs.h"
 #include "mfp-pxa2xx.h"
+#include "mfp-pxa27x.h"
 
 #include "generic.h"
 
diff --git a/arch/arm/mach-pxa/pxa25x.c b/arch/arm/mach-pxa/pxa25x.c
index 802babff6c91..d6c6aaeb02ad 100644
--- a/arch/arm/mach-pxa/pxa25x.c
+++ b/arch/arm/mach-pxa/pxa25x.c
@@ -27,6 +27,7 @@
 #include <linux/irqchip.h>
 #include <linux/platform_data/mmp_dma.h>
 #include <linux/soc/pxa/cpu.h>
+#include <linux/soc/pxa/smemc.h>
 
 #include <asm/mach/map.h>
 #include <asm/suspend.h>
diff --git a/arch/arm/mach-pxa/pxa27x.c b/arch/arm/mach-pxa/pxa27x.c
index bc47552b763c..7e7aaeff95b2 100644
--- a/arch/arm/mach-pxa/pxa27x.c
+++ b/arch/arm/mach-pxa/pxa27x.c
@@ -24,6 +24,7 @@
 #include <linux/platform_data/i2c-pxa.h>
 #include <linux/platform_data/mmp_dma.h>
 #include <linux/soc/pxa/cpu.h>
+#include <linux/soc/pxa/smemc.h>
 
 #include <asm/mach/map.h>
 #include <asm/irq.h>
@@ -31,7 +32,9 @@
 #include "irqs.h"
 #include "pxa27x.h"
 #include "reset.h"
+#include <linux/platform_data/pxa2xx_udc.h>
 #include <linux/platform_data/usb-ohci-pxa27x.h>
+#include <linux/platform_data/asoc-pxa.h>
 #include "pm.h"
 #include "addr-map.h"
 #include "smemc.h"
diff --git a/arch/arm/mach-pxa/reset.c b/arch/arm/mach-pxa/reset.c
index f0be90573ad3..27293549f8ad 100644
--- a/arch/arm/mach-pxa/reset.c
+++ b/arch/arm/mach-pxa/reset.c
@@ -10,6 +10,7 @@
 #include "regs-ost.h"
 #include "reset.h"
 #include "smemc.h"
+#include "generic.h"
 
 static void do_hw_reset(void);
 
diff --git a/arch/arm/mach-pxa/spitz_pm.c b/arch/arm/mach-pxa/spitz_pm.c
index 4001fa589a2b..9571f2b5b118 100644
--- a/arch/arm/mach-pxa/spitz_pm.c
+++ b/arch/arm/mach-pxa/spitz_pm.c
@@ -167,7 +167,7 @@ static bool spitz_charger_wakeup(void)
 		gpio_get_value(SPITZ_GPIO_SYNC);
 }
 
-unsigned long spitzpm_read_devdata(int type)
+static unsigned long spitzpm_read_devdata(int type)
 {
 	switch (type) {
 	case SHARPSL_STATUS_ACIN:
diff --git a/drivers/clk/pxa/clk-pxa25x.c b/drivers/clk/pxa/clk-pxa25x.c
index 93d5907b8530..0a4da519d704 100644
--- a/drivers/clk/pxa/clk-pxa25x.c
+++ b/drivers/clk/pxa/clk-pxa25x.c
@@ -11,10 +11,12 @@
  */
 #include <linux/clk-provider.h>
 #include <linux/clk.h>
+#include <linux/clk/pxa.h>
 #include <linux/clkdev.h>
 #include <linux/io.h>
 #include <linux/of.h>
 #include <linux/soc/pxa/smemc.h>
+#include <linux/soc/pxa/cpu.h>
 
 #include <dt-bindings/clock/pxa-clock.h>
 #include "clk-pxa.h"
diff --git a/drivers/clk/pxa/clk-pxa27x.c b/drivers/clk/pxa/clk-pxa27x.c
index 116c6ac666e3..2bea89874ec1 100644
--- a/drivers/clk/pxa/clk-pxa27x.c
+++ b/drivers/clk/pxa/clk-pxa27x.c
@@ -12,6 +12,7 @@
 #include <linux/clkdev.h>
 #include <linux/of.h>
 #include <linux/soc/pxa/smemc.h>
+#include <linux/clk/pxa.h>
 
 #include <dt-bindings/clock/pxa-clock.h>
 #include "clk-pxa.h"
@@ -99,7 +100,7 @@ unsigned int pxa27x_get_clk_frequency_khz(int info)
 	return (unsigned int)clks[0] / KHz;
 }
 
-bool pxa27x_is_ppll_disabled(void)
+static bool pxa27x_is_ppll_disabled(void)
 {
 	unsigned long ccsr = readl(clk_regs + CCSR);
 
diff --git a/drivers/hwmon/max1111.c b/drivers/hwmon/max1111.c
index 4c5487aeb3cf..5cc08c720b52 100644
--- a/drivers/hwmon/max1111.c
+++ b/drivers/hwmon/max1111.c
@@ -80,6 +80,7 @@ static int max1111_read(struct device *dev, int channel)
 #ifdef CONFIG_SHARPSL_PM
 static struct max1111_data *the_max1111;
 
+int max1111_read_channel(int channel);
 int max1111_read_channel(int channel)
 {
 	if (!the_max1111 || !the_max1111->spi)
diff --git a/drivers/usb/gadget/udc/pxa27x_udc.c b/drivers/usb/gadget/udc/pxa27x_udc.c
index 160c7bd1024e..af1707a8829b 100644
--- a/drivers/usb/gadget/udc/pxa27x_udc.c
+++ b/drivers/usb/gadget/udc/pxa27x_udc.c
@@ -2472,12 +2472,6 @@ static void pxa_udc_shutdown(struct platform_device *_dev)
 		udc_disable(udc);
 }
 
-#ifdef CONFIG_PXA27x
-extern void pxa27x_clear_otgph(void);
-#else
-#define pxa27x_clear_otgph()   do {} while (0)
-#endif
-
 #ifdef CONFIG_PM
 /**
  * pxa_udc_suspend - Suspend udc device
diff --git a/drivers/usb/host/ohci-pxa27x.c b/drivers/usb/host/ohci-pxa27x.c
index 0bc7e96bcc93..dcac2938789a 100644
--- a/drivers/usb/host/ohci-pxa27x.c
+++ b/drivers/usb/host/ohci-pxa27x.c
@@ -29,6 +29,7 @@
 #include <linux/of_platform.h>
 #include <linux/of_gpio.h>
 #include <linux/platform_data/usb-ohci-pxa27x.h>
+#include <linux/platform_data/pxa2xx_udc.h>
 #include <linux/platform_device.h>
 #include <linux/regulator/consumer.h>
 #include <linux/signal.h>
@@ -263,12 +264,6 @@ static inline void pxa27x_reset_hc(struct pxa27x_ohci *pxa_ohci)
 	__raw_writel(uhchr & ~UHCHR_FHR, pxa_ohci->mmio_base + UHCHR);
 }
 
-#ifdef CONFIG_PXA27x
-extern void pxa27x_clear_otgph(void);
-#else
-#define pxa27x_clear_otgph()	do {} while (0)
-#endif
-
 static int pxa27x_start_hc(struct pxa27x_ohci *pxa_ohci, struct device *dev)
 {
 	int retval;
diff --git a/include/linux/platform_data/asoc-pxa.h b/include/linux/platform_data/asoc-pxa.h
index 327454cd8246..7b5b9e20fbf5 100644
--- a/include/linux/platform_data/asoc-pxa.h
+++ b/include/linux/platform_data/asoc-pxa.h
@@ -27,5 +27,6 @@ typedef struct {
 } pxa2xx_audio_ops_t;
 
 extern void pxa_set_ac97_info(pxa2xx_audio_ops_t *ops);
+extern void pxa27x_configure_ac97reset(int reset_gpio, bool to_gpio);
 
 #endif
diff --git a/include/linux/platform_data/pxa2xx_udc.h b/include/linux/platform_data/pxa2xx_udc.h
index 102d47c53d6d..996a73e8fb80 100644
--- a/include/linux/platform_data/pxa2xx_udc.h
+++ b/include/linux/platform_data/pxa2xx_udc.h
@@ -25,4 +25,10 @@ struct pxa2xx_udc_platform_data {
 	int	gpio_pullup;			/* high == pullup activated */
 };
 
+#ifdef CONFIG_PXA27x
+extern void pxa27x_clear_otgph(void);
+#else
+#define pxa27x_clear_otgph()	do {} while (0)
+#endif
+
 #endif
diff --git a/include/linux/soc/pxa/smemc.h b/include/linux/soc/pxa/smemc.h
index f1ffea236c15..4feb1dded3ec 100644
--- a/include/linux/soc/pxa/smemc.h
+++ b/include/linux/soc/pxa/smemc.h
@@ -10,4 +10,20 @@ int pxa2xx_smemc_get_sdram_rows(void);
 unsigned int pxa3xx_smemc_get_memclkdiv(void);
 void __iomem *pxa_smemc_get_mdrefr(void);
 
+/*
+ * Once fully converted to the clock framework, all these functions should be
+ * removed, and replaced with a clk_get(NULL, "core").
+ */
+#ifdef CONFIG_PXA25x
+extern unsigned pxa25x_get_clk_frequency_khz(int);
+#else
+#define pxa25x_get_clk_frequency_khz(x)		(0)
+#endif
+
+#ifdef CONFIG_PXA27x
+extern unsigned pxa27x_get_clk_frequency_khz(int);
+#else
+#define pxa27x_get_clk_frequency_khz(x)		(0)
+#endif
+
 #endif
diff --git a/sound/arm/pxa2xx-ac97-lib.c b/sound/arm/pxa2xx-ac97-lib.c
index 2ca33fd5a575..a03a3291de84 100644
--- a/sound/arm/pxa2xx-ac97-lib.c
+++ b/sound/arm/pxa2xx-ac97-lib.c
@@ -33,8 +33,6 @@ static struct clk *ac97conf_clk;
 static int reset_gpio;
 static void __iomem *ac97_reg_base;
 
-extern void pxa27x_configure_ac97reset(int reset_gpio, bool to_gpio);
-
 /*
  * Beware PXA27x bugs:
  *
