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authorPaul Mundt <lethal@linux-sh.org>2011-01-13 15:06:28 +0900
committerPaul Mundt <lethal@linux-sh.org>2011-01-13 15:06:28 +0900
commitf43dc23d5ea91fca257be02138a255f02d98e806 (patch)
treeb29722f6e965316e90ac97abf79923ced250dc21 /arch/arm/mach-s5pc100/cpu.c
parentf8e53553f452dcbf67cb89c8cba63a1cd6eb4cc0 (diff)
parent4162cf64973df51fc885825bc9ca4d055891c49f (diff)
downloadtalos-op-linux-f43dc23d5ea91fca257be02138a255f02d98e806.tar.gz
talos-op-linux-f43dc23d5ea91fca257be02138a255f02d98e806.zip
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/torvalds/linux-2.6 into common/serial-rework
Conflicts: arch/sh/kernel/cpu/sh2/setup-sh7619.c arch/sh/kernel/cpu/sh2a/setup-mxg.c arch/sh/kernel/cpu/sh2a/setup-sh7201.c arch/sh/kernel/cpu/sh2a/setup-sh7203.c arch/sh/kernel/cpu/sh2a/setup-sh7206.c arch/sh/kernel/cpu/sh3/setup-sh7705.c arch/sh/kernel/cpu/sh3/setup-sh770x.c arch/sh/kernel/cpu/sh3/setup-sh7710.c arch/sh/kernel/cpu/sh3/setup-sh7720.c arch/sh/kernel/cpu/sh4/setup-sh4-202.c arch/sh/kernel/cpu/sh4/setup-sh7750.c arch/sh/kernel/cpu/sh4/setup-sh7760.c arch/sh/kernel/cpu/sh4a/setup-sh7343.c arch/sh/kernel/cpu/sh4a/setup-sh7366.c arch/sh/kernel/cpu/sh4a/setup-sh7722.c arch/sh/kernel/cpu/sh4a/setup-sh7723.c arch/sh/kernel/cpu/sh4a/setup-sh7724.c arch/sh/kernel/cpu/sh4a/setup-sh7763.c arch/sh/kernel/cpu/sh4a/setup-sh7770.c arch/sh/kernel/cpu/sh4a/setup-sh7780.c arch/sh/kernel/cpu/sh4a/setup-sh7785.c arch/sh/kernel/cpu/sh4a/setup-sh7786.c arch/sh/kernel/cpu/sh4a/setup-shx3.c arch/sh/kernel/cpu/sh5/setup-sh5.c drivers/serial/sh-sci.c drivers/serial/sh-sci.h include/linux/serial_sci.h
Diffstat (limited to 'arch/arm/mach-s5pc100/cpu.c')
-rw-r--r--arch/arm/mach-s5pc100/cpu.c169
1 files changed, 169 insertions, 0 deletions
diff --git a/arch/arm/mach-s5pc100/cpu.c b/arch/arm/mach-s5pc100/cpu.c
new file mode 100644
index 000000000000..fd2708e7d8a9
--- /dev/null
+++ b/arch/arm/mach-s5pc100/cpu.c
@@ -0,0 +1,169 @@
+/* linux/arch/arm/mach-s5pc100/cpu.c
+ *
+ * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ * http://www.samsung.com
+ *
+ * Copyright 2009 Samsung Electronics Co.
+ * Byungho Min <bhmin@samsung.com>
+ *
+ * Based on mach-s3c6410/cpu.c
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+*/
+
+#include <linux/kernel.h>
+#include <linux/types.h>
+#include <linux/interrupt.h>
+#include <linux/list.h>
+#include <linux/timer.h>
+#include <linux/init.h>
+#include <linux/clk.h>
+#include <linux/io.h>
+#include <linux/sysdev.h>
+#include <linux/serial_core.h>
+#include <linux/platform_device.h>
+#include <linux/sched.h>
+
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+#include <asm/mach/irq.h>
+
+#include <asm/proc-fns.h>
+
+#include <mach/hardware.h>
+#include <mach/map.h>
+#include <asm/irq.h>
+
+#include <plat/regs-serial.h>
+#include <mach/regs-clock.h>
+
+#include <plat/cpu.h>
+#include <plat/devs.h>
+#include <plat/clock.h>
+#include <plat/ata-core.h>
+#include <plat/iic-core.h>
+#include <plat/sdhci.h>
+#include <plat/adc-core.h>
+#include <plat/onenand-core.h>
+#include <plat/fb-core.h>
+
+#include <plat/s5pc100.h>
+
+/* Initial IO mappings */
+
+static struct map_desc s5pc100_iodesc[] __initdata = {
+ {
+ .virtual = (unsigned long)S5P_VA_SYSTIMER,
+ .pfn = __phys_to_pfn(S5PC100_PA_SYSTIMER),
+ .length = SZ_16K,
+ .type = MT_DEVICE,
+ }, {
+ .virtual = (unsigned long)S5P_VA_GPIO,
+ .pfn = __phys_to_pfn(S5PC100_PA_GPIO),
+ .length = SZ_4K,
+ .type = MT_DEVICE,
+ }, {
+ .virtual = (unsigned long)VA_VIC0,
+ .pfn = __phys_to_pfn(S5PC100_PA_VIC0),
+ .length = SZ_16K,
+ .type = MT_DEVICE,
+ }, {
+ .virtual = (unsigned long)VA_VIC1,
+ .pfn = __phys_to_pfn(S5PC100_PA_VIC1),
+ .length = SZ_16K,
+ .type = MT_DEVICE,
+ }, {
+ .virtual = (unsigned long)VA_VIC2,
+ .pfn = __phys_to_pfn(S5PC100_PA_VIC2),
+ .length = SZ_16K,
+ .type = MT_DEVICE,
+ }, {
+ .virtual = (unsigned long)S3C_VA_UART,
+ .pfn = __phys_to_pfn(S3C_PA_UART),
+ .length = SZ_512K,
+ .type = MT_DEVICE,
+ }, {
+ .virtual = (unsigned long)S5PC100_VA_OTHERS,
+ .pfn = __phys_to_pfn(S5PC100_PA_OTHERS),
+ .length = SZ_4K,
+ .type = MT_DEVICE,
+ }
+};
+
+static void s5pc100_idle(void)
+{
+ if (!need_resched())
+ cpu_do_idle();
+
+ local_irq_enable();
+}
+
+/* s5pc100_map_io
+ *
+ * register the standard cpu IO areas
+*/
+
+void __init s5pc100_map_io(void)
+{
+ iotable_init(s5pc100_iodesc, ARRAY_SIZE(s5pc100_iodesc));
+
+ /* initialise device information early */
+ s5pc100_default_sdhci0();
+ s5pc100_default_sdhci1();
+ s5pc100_default_sdhci2();
+
+ s3c_adc_setname("s3c64xx-adc");
+
+ /* the i2c devices are directly compatible with s3c2440 */
+ s3c_i2c0_setname("s3c2440-i2c");
+ s3c_i2c1_setname("s3c2440-i2c");
+
+ s3c_onenand_setname("s5pc100-onenand");
+ s3c_fb_setname("s5pc100-fb");
+ s3c_cfcon_setname("s5pc100-pata");
+}
+
+void __init s5pc100_init_clocks(int xtal)
+{
+ printk(KERN_DEBUG "%s: initializing clocks\n", __func__);
+
+ s3c24xx_register_baseclocks(xtal);
+ s5p_register_clocks(xtal);
+ s5pc100_register_clocks();
+ s5pc100_setup_clocks();
+}
+
+void __init s5pc100_init_irq(void)
+{
+ u32 vic[] = {~0, ~0, ~0};
+
+ /* VIC0, VIC1, and VIC2 are fully populated. */
+ s5p_init_irq(vic, ARRAY_SIZE(vic));
+}
+
+static struct sysdev_class s5pc100_sysclass = {
+ .name = "s5pc100-core",
+};
+
+static struct sys_device s5pc100_sysdev = {
+ .cls = &s5pc100_sysclass,
+};
+
+static int __init s5pc100_core_init(void)
+{
+ return sysdev_class_register(&s5pc100_sysclass);
+}
+
+core_initcall(s5pc100_core_init);
+
+int __init s5pc100_init(void)
+{
+ printk(KERN_INFO "S5PC100: Initializing architecture\n");
+
+ /* set idle function */
+ pm_idle = s5pc100_idle;
+
+ return sysdev_register(&s5pc100_sysdev);
+}
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