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authorThomas Gleixner <tglx@linutronix.de>2011-02-23 10:08:31 +0100
committerThomas Gleixner <tglx@linutronix.de>2011-02-23 10:40:45 +0100
commitdc3119e700216a70e82fe07a79f1618852058354 (patch)
tree40fceb0868ac12bfa9e3135604fbc807d9164fcd /arch
parentfe239545a1eed57a60c5d4063f0b56f6cd1811ff (diff)
downloadlinux-dc3119e700216a70e82fe07a79f1618852058354.tar.gz
x86: OLPC: Cleanup config maze completely
Neither CONFIG_OLPC_OPENFIRMWARE nor CONFIG_OLPC_OPENFIRMWARE_DT are really necessary. OLPC selects OLPC_OPENFIRMWARE unconditionally, so move the "select OF" part under OLPC config option and fixup the dependencies in Makefiles and code. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Cc: Andres Salomon <dilinger@queued.net>
Diffstat (limited to 'arch')
-rw-r--r--arch/x86/Kconfig10
-rw-r--r--arch/x86/include/asm/olpc_ofw.h11
-rw-r--r--arch/x86/kernel/head_32.S2
-rw-r--r--arch/x86/platform/olpc/Makefile2
4 files changed, 5 insertions, 20 deletions
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index dbc10fce6665..677501d061a3 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -2066,9 +2066,10 @@ config SCx200HR_TIMER
config OLPC
bool "One Laptop Per Child support"
- select GPIOLIB
- select OLPC_OPENFIRMWARE
depends on !X86_PAE
+ select GPIOLIB
+ select OF
+ select OLPC_OPENFIRMWARE_DT if PROC_DEVICETREE
---help---
Add support for detecting the unique features of the OLPC
XO hardware.
@@ -2079,11 +2080,6 @@ config OLPC_XO1
---help---
Add support for non-essential features of the OLPC XO-1 laptop.
-config OLPC_OPENFIRMWARE
- bool
- select OF
- select OLPC_OPENFIRMWARE_DT if PROC_DEVICETREE
-
config OLPC_OPENFIRMWARE_DT
bool
select OF_PROMTREE
diff --git a/arch/x86/include/asm/olpc_ofw.h b/arch/x86/include/asm/olpc_ofw.h
index 641988efe063..1fff2de124e5 100644
--- a/arch/x86/include/asm/olpc_ofw.h
+++ b/arch/x86/include/asm/olpc_ofw.h
@@ -6,8 +6,6 @@
#define OLPC_OFW_SIG 0x2057464F /* aka "OFW " */
-#ifdef CONFIG_OLPC_OPENFIRMWARE
-
extern bool olpc_ofw_is_installed(void);
/* run an OFW command by calling into the firmware */
@@ -26,15 +24,6 @@ extern void setup_olpc_ofw_pgd(void);
/* check if OFW was detected during boot */
extern bool olpc_ofw_present(void);
-#else /* !CONFIG_OLPC_OPENFIRMWARE */
-
-static inline bool olpc_ofw_is_installed(void) { return false; }
-static inline void olpc_ofw_detect(void) { }
-static inline void setup_olpc_ofw_pgd(void) { }
-static inline bool olpc_ofw_present(void) { return false; }
-
-#endif /* !CONFIG_OLPC_OPENFIRMWARE */
-
#ifdef CONFIG_OLPC_OPENFIRMWARE_DT
extern void olpc_dt_build_devicetree(void);
#else
diff --git a/arch/x86/kernel/head_32.S b/arch/x86/kernel/head_32.S
index 767d6c43de37..d8cc18a83260 100644
--- a/arch/x86/kernel/head_32.S
+++ b/arch/x86/kernel/head_32.S
@@ -137,7 +137,7 @@ ENTRY(startup_32)
movsl
1:
-#ifdef CONFIG_OLPC_OPENFIRMWARE
+#ifdef CONFIG_OLPC
/* save OFW's pgdir table for later use when calling into OFW */
movl %cr3, %eax
movl %eax, pa(olpc_ofw_pgd)
diff --git a/arch/x86/platform/olpc/Makefile b/arch/x86/platform/olpc/Makefile
index e797428b163b..e18e641ae7bd 100644
--- a/arch/x86/platform/olpc/Makefile
+++ b/arch/x86/platform/olpc/Makefile
@@ -1,4 +1,4 @@
obj-$(CONFIG_OLPC) += olpc.o
obj-$(CONFIG_OLPC_XO1) += olpc-xo1.o
-obj-$(CONFIG_OLPC_OPENFIRMWARE) += olpc_ofw.o
+obj-$(CONFIG_OLPC) += olpc_ofw.o
obj-$(CONFIG_OLPC_OPENFIRMWARE_DT) += olpc_dt.o