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authorThomas Gleixner <tglx@linutronix.de>2010-11-09 15:08:04 -0500
committerThomas Gleixner <tglx@linutronix.de>2010-11-11 18:45:41 -0500
commitc751e17b5371ad86cdde6cf5c0175e06f3ff0347 (patch)
tree9ea4e3201df35ed59718bbbbbecb5ea2f0e4d510 /arch
parent6f207e9bb4219d261d9326597ca533f954f31755 (diff)
x86: Add CE4100 platform support
Add CE4100 platform support. CE4100 needs early setup like moorestown. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Dirk Brandewie <dirk.brandewie@gmail.com> LKML-Reference: <94720fd7f5564a12ebf202cf2c4f4c0d619aab35.1289331834.git.dirk.brandewie@gmail.com> Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'arch')
-rw-r--r--arch/x86/Kconfig11
-rw-r--r--arch/x86/include/asm/bootparam.h1
-rw-r--r--arch/x86/include/asm/setup.h6
-rw-r--r--arch/x86/kernel/head32.c3
-rw-r--r--arch/x86/platform/Makefile1
-rw-r--r--arch/x86/platform/ce4100/Makefile1
-rw-r--r--arch/x86/platform/ce4100/ce4100.c42
7 files changed, 65 insertions, 0 deletions
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index b306b84fc8c8..43951c9c7435 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -377,6 +377,17 @@ config X86_ELAN
377 377
378 If unsure, choose "PC-compatible" instead. 378 If unsure, choose "PC-compatible" instead.
379 379
380config X86_INTEL_CE
381 bool "CE4100 TV platform"
382 depends on PCI
383 depends on PCI_GODIRECT
384 depends on X86_32
385 depends on X86_EXTENDED_PLATFORM
386 ---help---
387 Select for the Intel CE media processor (CE4100) SOC.
388 This option compiles in support for the CE4100 SOC for settop
389 boxes and media devices.
390
380config X86_MRST 391config X86_MRST
381 bool "Moorestown MID platform" 392 bool "Moorestown MID platform"
382 depends on PCI 393 depends on PCI
diff --git a/arch/x86/include/asm/bootparam.h b/arch/x86/include/asm/bootparam.h
index 8e6218550e77..c8bfe63a06de 100644
--- a/arch/x86/include/asm/bootparam.h
+++ b/arch/x86/include/asm/bootparam.h
@@ -124,6 +124,7 @@ enum {
124 X86_SUBARCH_LGUEST, 124 X86_SUBARCH_LGUEST,
125 X86_SUBARCH_XEN, 125 X86_SUBARCH_XEN,
126 X86_SUBARCH_MRST, 126 X86_SUBARCH_MRST,
127 X86_SUBARCH_CE4100,
127 X86_NR_SUBARCHS, 128 X86_NR_SUBARCHS,
128}; 129};
129 130
diff --git a/arch/x86/include/asm/setup.h b/arch/x86/include/asm/setup.h
index d6763b139a84..db8aa19a08a2 100644
--- a/arch/x86/include/asm/setup.h
+++ b/arch/x86/include/asm/setup.h
@@ -53,6 +53,12 @@ extern void x86_mrst_early_setup(void);
53static inline void x86_mrst_early_setup(void) { } 53static inline void x86_mrst_early_setup(void) { }
54#endif 54#endif
55 55
56#ifdef CONFIG_X86_INTEL_CE
57extern void x86_ce4100_early_setup(void);
58#else
59static inline void x86_ce4100_early_setup(void) { }
60#endif
61
56#ifndef _SETUP 62#ifndef _SETUP
57 63
58/* 64/*
diff --git a/arch/x86/kernel/head32.c b/arch/x86/kernel/head32.c
index 763310165fa0..7f138b3c3c52 100644
--- a/arch/x86/kernel/head32.c
+++ b/arch/x86/kernel/head32.c
@@ -61,6 +61,9 @@ void __init i386_start_kernel(void)
61 case X86_SUBARCH_MRST: 61 case X86_SUBARCH_MRST:
62 x86_mrst_early_setup(); 62 x86_mrst_early_setup();
63 break; 63 break;
64 case X86_SUBARCH_CE4100:
65 x86_ce4100_early_setup();
66 break;
64 default: 67 default:
65 i386_default_early_setup(); 68 i386_default_early_setup();
66 break; 69 break;
diff --git a/arch/x86/platform/Makefile b/arch/x86/platform/Makefile
index 7bf70b812fa2..a019bc3088a0 100644
--- a/arch/x86/platform/Makefile
+++ b/arch/x86/platform/Makefile
@@ -1,4 +1,5 @@
1# Platform specific code goes here 1# Platform specific code goes here
2obj-y += ce4100/
2obj-y += efi/ 3obj-y += efi/
3obj-y += mrst/ 4obj-y += mrst/
4obj-y += olpc/ 5obj-y += olpc/
diff --git a/arch/x86/platform/ce4100/Makefile b/arch/x86/platform/ce4100/Makefile
new file mode 100644
index 000000000000..91fc92971d94
--- /dev/null
+++ b/arch/x86/platform/ce4100/Makefile
@@ -0,0 +1 @@
obj-$(CONFIG_X86_INTEL_CE) += ce4100.o
diff --git a/arch/x86/platform/ce4100/ce4100.c b/arch/x86/platform/ce4100/ce4100.c
new file mode 100644
index 000000000000..0ede12bde456
--- /dev/null
+++ b/arch/x86/platform/ce4100/ce4100.c
@@ -0,0 +1,42 @@
1/*
2 * Intel CE4100 platform specific setup code
3 *
4 * (C) Copyright 2010 Intel Corporation
5 *
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License
8 * as published by the Free Software Foundation; version 2
9 * of the License.
10 */
11#include <linux/init.h>
12#include <linux/kernel.h>
13#include <linux/irq.h>
14#include <linux/module.h>
15
16#include <asm/setup.h>
17
18static int ce4100_i8042_detect(void)
19{
20 return 0;
21}
22
23static void __init sdv_arch_setup(void)
24{
25}
26
27static void __init sdv_find_smp_config(void)
28{
29}
30
31/*
32 * CE4100 specific x86_init function overrides and early setup
33 * calls.
34 */
35void __init x86_ce4100_early_setup(void)
36{
37 x86_init.oem.arch_setup = sdv_arch_setup;
38 x86_platform.i8042_detect = ce4100_i8042_detect;
39 x86_init.resources.probe_roms = x86_init_noop;
40 x86_init.mpparse.get_smp_config = x86_init_uint_noop;
41 x86_init.mpparse.find_smp_config = sdv_find_smp_config;
42}