Here's the updated patch:

- Paul

>From b535de7eb9130d13b6121d0c67f86df7ee697850 Mon Sep 17 00:00:00 2001
From: Paul Walmsley <p...@pwsan.com>
Date: Fri, 1 Oct 2010 15:46:41 -0600
Subject: [PATCH] OMAP2+: Kconfig: disallow builds for boards that don't use the 
currently-selected SoC

Currently, if, for example, CONFIG_ARCH_OMAP2420 is not selected, OMAP2420
board files can still be included in the build.  This results in link errors:

arch/arm/mach-omap2/built-in.o: In function `omap_generic_map_io':
.../arch/arm/mach-omap2/board-generic.c:51: undefined reference to 
`omap2_set_globals_242x'
arch/arm/mach-omap2/built-in.o: In function `omap_h4_init':
.../arch/arm/mach-omap2/board-h4.c:330: undefined reference to 
`omap2420_mux_init'
arch/arm/mach-omap2/built-in.o: In function `omap_h4_map_io':
.../arch/arm/mach-omap2/board-h4.c:373: undefined reference to 
`omap2_set_globals_242x'
arch/arm/mach-omap2/built-in.o: In function `omap_apollon_init':
.../arch/arm/mach-omap2/board-apollon.c:325: undefined reference to 
`omap2420_mux_init'
arch/arm/mach-omap2/built-in.o: In function `omap_apollon_map_io':
.../arch/arm/mach-omap2/board-apollon.c:353: undefined reference to 
`omap2_set_globals_242x'
make: *** [.tmp_vmlinux1] Error 1

Fix this by making the boards depend on the Kconfig option for the
specific SoC that they use.

Also, while here, fix the mach-omap2/board-generic.c file to remove the
dependency on OMAP2420.

Charulatha Varadarajan <ch...@ti.com> caught a typo - thanks Charu.

Signed-off-by: Paul Walmsley <p...@pwsan.com>
Cc: Tony Lindgren <t...@atomide.com>
Cc: Charulatha Varadarajan <ch...@ti.com>
---
 arch/arm/mach-omap2/Kconfig         |    6 +++---
 arch/arm/mach-omap2/board-generic.c |   16 ++++++++++++++--
 2 files changed, 17 insertions(+), 5 deletions(-)

diff --git a/arch/arm/mach-omap2/Kconfig b/arch/arm/mach-omap2/Kconfig
index 1c4b237..7f740bd 100644
--- a/arch/arm/mach-omap2/Kconfig
+++ b/arch/arm/mach-omap2/Kconfig
@@ -101,20 +101,20 @@ config MACH_OMAP2_TUSB6010
 
 config MACH_OMAP_H4
        bool "OMAP 2420 H4 board"
-       depends on ARCH_OMAP2
+       depends on ARCH_OMAP2420
        default y
        select OMAP_PACKAGE_ZAF
        select OMAP_DEBUG_DEVICES
 
 config MACH_OMAP_APOLLON
        bool "OMAP 2420 Apollon board"
-       depends on ARCH_OMAP2
+       depends on ARCH_OMAP2420
        default y
        select OMAP_PACKAGE_ZAC
 
 config MACH_OMAP_2430SDP
        bool "OMAP 2430 SDP board"
-       depends on ARCH_OMAP2
+       depends on ARCH_OMAP2430
        default y
        select OMAP_PACKAGE_ZAC
 
diff --git a/arch/arm/mach-omap2/board-generic.c 
b/arch/arm/mach-omap2/board-generic.c
index 3482b99..8aee862 100644
--- a/arch/arm/mach-omap2/board-generic.c
+++ b/arch/arm/mach-omap2/board-generic.c
@@ -48,10 +48,22 @@ static void __init omap_generic_init(void)
 
 static void __init omap_generic_map_io(void)
 {
-       omap2_set_globals_242x(); /* should be 242x, 243x, or 343x */
-       omap242x_map_common_io();
+       if (cpu_is_omap242x()) {
+               omap2_set_globals_242x();
+               omap242x_map_common_io();
+       } else if (cpu_is_omap243x()) {
+               omap2_set_globals_243x();
+               omap243x_map_common_io();
+       } else if (cpu_is_omap34xx()) {
+               omap2_set_globals_3xxx();
+               omap34xx_map_common_io();
+       } else if (cpu_is_omap44xx()) {
+               omap2_set_globals_443x();
+               omap44xx_map_common_io();
+       }
 }
 
+/* XXX This machine entry name should be updated */
 MACHINE_START(OMAP_GENERIC, "Generic OMAP24xx")
        /* Maintainer: Paul Mundt <paul.mu...@nokia.com> */
        .phys_io        = 0x48000000,
-- 
1.7.1

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