ssb: add Kconfig entry for compiling SoC related code

This allows saving a little of space when not using ssb on Broadcom SoC.

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>

diff --git a/arch/mips/bcm47xx/Kconfig b/arch/mips/bcm47xx/Kconfig
index 51ed599..e970fd9 100644 (file)
--- a/arch/mips/bcm47xx/Kconfig
+++ b/arch/mips/bcm47xx/Kconfig
@@ -4,6 +4,7 @@ config BCM47XX_SSB
        bool "SSB Support for Broadcom BCM47XX"
        select SYS_HAS_CPU_BMIPS32_3300
        select SSB
+       select SSB_HOST_SOC
        select SSB_DRIVER_MIPS
        select SSB_DRIVER_EXTIF
        select SSB_EMBEDDED

diff --git a/drivers/ssb/Kconfig b/drivers/ssb/Kconfig
index f0d22cd..149214b 100644 (file)
--- a/drivers/ssb/Kconfig
+++ b/drivers/ssb/Kconfig
@@ -80,6 +80,15 @@ config SSB_SDIOHOST
 
          If unsure, say N
 
+config SSB_HOST_SOC
+       bool "Support for SSB bus on SoC"
+       depends on SSB
+       help
+         Host interface for a SSB directly mapped into memory. This is
+         for some Broadcom SoCs from the BCM47xx and BCM53xx lines.
+
+         If unsure, say N
+
 config SSB_SILENT
        bool "No SSB kernel messages"
        depends on SSB && EXPERT

diff --git a/drivers/ssb/Makefile b/drivers/ssb/Makefile
index 30194c5..64a0968 100644 (file)
--- a/drivers/ssb/Makefile
+++ b/drivers/ssb/Makefile
@@ -7,7 +7,7 @@ ssb-$(CONFIG_SSB_SPROM)                 += sprom.o
 ssb-$(CONFIG_SSB_PCIHOST)              += pci.o pcihost_wrapper.o
 ssb-$(CONFIG_SSB_PCMCIAHOST)           += pcmcia.o bridge_pcmcia_80211.o
 ssb-$(CONFIG_SSB_SDIOHOST)             += sdio.o
-ssb-y                                  += host_soc.o
+ssb-$(CONFIG_SSB_HOST_SOC)             += host_soc.o
 
 # built-in drivers
 ssb-y                                  += driver_chipcommon.o

diff --git a/drivers/ssb/main.c b/drivers/ssb/main.c
index bea823e..5d1e9a0 100644 (file)
--- a/drivers/ssb/main.c
+++ b/drivers/ssb/main.c
@@ -761,6 +761,7 @@ int ssb_bus_sdiobus_register(struct ssb_bus *bus, struct sdio_func *func,
 EXPORT_SYMBOL(ssb_bus_sdiobus_register);
 #endif /* CONFIG_SSB_PCMCIAHOST */
 
+#ifdef CONFIG_SSB_HOST_SOC
 int ssb_bus_ssbbus_register(struct ssb_bus *bus, unsigned long baseaddr,
                            ssb_invariants_func_t get_invariants)
 {
@@ -777,6 +778,7 @@ int ssb_bus_ssbbus_register(struct ssb_bus *bus, unsigned long baseaddr,
 
        return err;
 }
+#endif
 
 int __ssb_driver_register(struct ssb_driver *drv, struct module *owner)
 {

diff --git a/drivers/ssb/ssb_private.h b/drivers/ssb/ssb_private.h
index 0a756c2..15bfd5c 100644 (file)
--- a/drivers/ssb/ssb_private.h
+++ b/drivers/ssb/ssb_private.h
@@ -161,7 +161,9 @@ static inline int ssb_sdio_init(struct ssb_bus *bus)
  * host_soc.c
  **************************************************/
 
+#ifdef CONFIG_SSB_HOST_SOC
 extern const struct ssb_bus_ops ssb_host_soc_ops;
+#endif
 
 /* scan.c */
 extern const char *ssb_core_name(u16 coreid);