config ARCH_AAEC2000
bool "Agilent AAEC-2000 based"
+ select CPU_ARM920T
select ARM_AMBA
select HAVE_CLK
help
bool "ARM Ltd. Integrator family"
select ARM_AMBA
select HAVE_CLK
+ select COMMON_CLKDEV
select ICST525
help
Support for ARM's Integrator platform.
bool "ARM Ltd. RealView family"
select ARM_AMBA
select HAVE_CLK
+ select COMMON_CLKDEV
select ICST307
select GENERIC_TIME
select GENERIC_CLOCKEVENTS
select ARM_AMBA
select ARM_VIC
select HAVE_CLK
+ select COMMON_CLKDEV
select ICST307
select GENERIC_TIME
select GENERIC_CLOCKEVENTS
config ARCH_CLPS711X
bool "Cirrus Logic CLPS711x/EP721x-based"
+ select CPU_ARM720T
help
Support for Cirrus Logic 711x/721x based boards.
config ARCH_EBSA110
bool "EBSA-110"
+ select CPU_SA110
select ISA
select NO_IOPORT
help
config ARCH_EP93XX
bool "EP93xx-based"
+ select CPU_ARM920T
select ARM_AMBA
select ARM_VIC
select GENERIC_GPIO
config ARCH_FOOTBRIDGE
bool "FootBridge"
+ select CPU_SA110
select FOOTBRIDGE
help
Support for systems based on the DC21285 companion chip
config ARCH_NETX
bool "Hilscher NetX based"
+ select CPU_ARM926T
select ARM_VIC
help
This enables support for systems based on the Hilscher NetX Soc
config ARCH_H720X
bool "Hynix HMS720x-based"
+ select CPU_ARM720T
select ISA_DMA_API
help
This enables support for systems based on the Hynix HMS720x
config ARCH_IMX
bool "IMX"
+ select CPU_ARM920T
select GENERIC_GPIO
select GENERIC_TIME
select GENERIC_CLOCKEVENTS
config ARCH_IOP13XX
bool "IOP13xx-based"
depends on MMU
+ select CPU_XSC3
select PLAT_IOP
select PCI
select ARCH_SUPPORTS_MSI
config ARCH_IOP32X
bool "IOP32x-based"
depends on MMU
+ select CPU_XSCALE
select PLAT_IOP
select PCI
select GENERIC_GPIO
config ARCH_IOP33X
bool "IOP33x-based"
depends on MMU
+ select CPU_XSCALE
select PLAT_IOP
select PCI
select GENERIC_GPIO
config ARCH_IXP23XX
bool "IXP23XX-based"
depends on MMU
+ select CPU_XSC3
select PCI
help
Support for Intel's IXP23xx (XScale) family of processors.
config ARCH_IXP2000
bool "IXP2400/2800-based"
depends on MMU
+ select CPU_XSCALE
select PCI
help
Support for Intel's IXP2400/2800 (XScale) family of processors.
config ARCH_IXP4XX
bool "IXP4xx-based"
depends on MMU
+ select CPU_XSCALE
select GENERIC_GPIO
select GENERIC_TIME
select GENERIC_CLOCKEVENTS
config ARCH_L7200
bool "LinkUp-L7200"
+ select CPU_ARM720T
select FIQ
help
Say Y here if you intend to run this kernel on a LinkUp Systems
config ARCH_KIRKWOOD
bool "Marvell Kirkwood"
+ select CPU_FEROCEON
select PCI
select GENERIC_TIME
select GENERIC_CLOCKEVENTS
config ARCH_KS8695
bool "Micrel/Kendin KS8695"
+ select CPU_ARM922T
select GENERIC_GPIO
help
Support for Micrel/Kendin KS8695 "Centaur" (ARM922T) based
config ARCH_NS9XXX
bool "NetSilicon NS9xxx"
+ select CPU_ARM926T
select GENERIC_GPIO
select GENERIC_TIME
select GENERIC_CLOCKEVENTS
config ARCH_LOKI
bool "Marvell Loki (88RC8480)"
+ select CPU_FEROCEON
select GENERIC_TIME
select GENERIC_CLOCKEVENTS
select PLAT_ORION
config ARCH_MV78XX0
bool "Marvell MV78xx0"
+ select CPU_FEROCEON
select PCI
select GENERIC_TIME
select GENERIC_CLOCKEVENTS
config ARCH_ORION5X
bool "Marvell Orion"
depends on MMU
+ select CPU_FEROCEON
select PCI
select GENERIC_GPIO
select GENERIC_TIME
config ARCH_PNX4008
bool "Philips Nexperia PNX4008 Mobile"
+ select CPU_ARM926T
select HAVE_CLK
help
This enables support for Philips PNX4008 mobile platform.
select ARCH_MTD_XIP
select GENERIC_GPIO
select HAVE_CLK
+ select COMMON_CLKDEV
select ARCH_REQUIRE_GPIOLIB
select GENERIC_TIME
select GENERIC_CLOCKEVENTS
config ARCH_SA1100
bool "SA1100-based"
+ select CPU_SA1100
select ISA
select ARCH_SPARSEMEM_ENABLE
select ARCH_MTD_XIP
config ARCH_SHARK
bool "Shark"
+ select CPU_SA110
select ISA
select ISA_DMA
select ZONE_DMA
config ARCH_LH7A40X
bool "Sharp LH7A40X"
+ select CPU_ARM922T
select ARCH_DISCONTIGMEM_ENABLE if !LH7A40X_CONTIGMEM
select ARCH_SPARSEMEM_ENABLE if !LH7A40X_CONTIGMEM
help
config ARCH_DAVINCI
bool "TI DaVinci"
+ select CPU_ARM926T
select GENERIC_TIME
select GENERIC_CLOCKEVENTS
select GENERIC_GPIO
config ARCH_MSM
bool "Qualcomm MSM"
+ select CPU_V6
select GENERIC_TIME
select GENERIC_CLOCKEVENTS
help
#define __ptr_t void *
+#define memzero(s,n) __memzero(s,n)
+
/*
* Optimised C version of memzero for the ARM.
*/
config SHARP_SCOOP
bool
+
+config COMMON_CLKDEV
+ bool
obj-$(CONFIG_ARCH_IXP2000) += uengine.o
obj-$(CONFIG_ARCH_IXP23XX) += uengine.o
obj-$(CONFIG_PCI_HOST_ITE8152) += it8152.o
+obj-$(CONFIG_COMMON_CLKDEV) += clkdev.o
--- /dev/null
+/*
+ * arch/arm/common/clkdev.c
+ *
+ * Copyright (C) 2008 Russell King.
+ *
+ * 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.
+ *
+ * Helper for the clk API to assist looking up a struct clk.
+ */
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/device.h>
+#include <linux/list.h>
+#include <linux/errno.h>
+#include <linux/err.h>
+#include <linux/string.h>
+#include <linux/mutex.h>
+
+#include <asm/clkdev.h>
+#include <mach/clkdev.h>
+
+static LIST_HEAD(clocks);
+static DEFINE_MUTEX(clocks_mutex);
+
+static struct clk *clk_find(const char *dev_id, const char *con_id)
+{
+ struct clk_lookup *p;
+ struct clk *clk = NULL;
+ int match, best = 0;
+
+ list_for_each_entry(p, &clocks, node) {
+ if ((p->dev_id && !dev_id) || (p->con_id && !con_id))
+ continue;
+ match = 0;
+ if (p->dev_id)
+ match += 2 * (strcmp(p->dev_id, dev_id) == 0);
+ if (p->con_id)
+ match += 1 * (strcmp(p->con_id, con_id) == 0);
+ if (match == 0)
+ continue;
+
+ if (match > best) {
+ clk = p->clk;
+ best = match;
+ }
+ }
+ return clk;
+}
+
+struct clk *clk_get(struct device *dev, const char *con_id)
+{
+ const char *dev_id = dev ? dev_name(dev) : NULL;
+ struct clk *clk;
+
+ mutex_lock(&clocks_mutex);
+ clk = clk_find(dev_id, con_id);
+ if (clk && !__clk_get(clk))
+ clk = NULL;
+ mutex_unlock(&clocks_mutex);
+
+ return clk ? clk : ERR_PTR(-ENOENT);
+}
+EXPORT_SYMBOL(clk_get);
+
+void clk_put(struct clk *clk)
+{
+ __clk_put(clk);
+}
+EXPORT_SYMBOL(clk_put);
+
+void clkdev_add(struct clk_lookup *cl)
+{
+ mutex_lock(&clocks_mutex);
+ list_add_tail(&cl->node, &clocks);
+ mutex_unlock(&clocks_mutex);
+}
+EXPORT_SYMBOL(clkdev_add);
+
+#define MAX_DEV_ID 20
+#define MAX_CON_ID 16
+
+struct clk_lookup_alloc {
+ struct clk_lookup cl;
+ char dev_id[MAX_DEV_ID];
+ char con_id[MAX_CON_ID];
+};
+
+struct clk_lookup *clkdev_alloc(struct clk *clk, const char *con_id,
+ const char *dev_fmt, ...)
+{
+ struct clk_lookup_alloc *cla;
+
+ cla = kzalloc(sizeof(*cla), GFP_KERNEL);
+ if (!cla)
+ return NULL;
+
+ cla->cl.clk = clk;
+ if (con_id) {
+ strlcpy(cla->con_id, con_id, sizeof(cla->con_id));
+ cla->cl.con_id = cla->con_id;
+ }
+
+ if (dev_fmt) {
+ va_list ap;
+
+ va_start(ap, dev_fmt);
+ vscnprintf(cla->dev_id, sizeof(cla->dev_id), dev_fmt, ap);
+ cla->cl.dev_id = cla->dev_id;
+ va_end(ap);
+ }
+
+ return &cla->cl;
+}
+EXPORT_SYMBOL(clkdev_alloc);
+
+/*
+ * clkdev_drop - remove a clock dynamically allocated
+ */
+void clkdev_drop(struct clk_lookup *cl)
+{
+ mutex_lock(&clocks_mutex);
+ list_del(&cl->node);
+ mutex_unlock(&clocks_mutex);
+ kfree(cl);
+}
+EXPORT_SYMBOL(clkdev_drop);
--- /dev/null
+/*
+ * arch/arm/include/asm/clkdev.h
+ *
+ * Copyright (C) 2008 Russell King.
+ *
+ * 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.
+ *
+ * Helper for the clk API to assist looking up a struct clk.
+ */
+#ifndef __ASM_CLKDEV_H
+#define __ASM_CLKDEV_H
+
+struct clk;
+
+struct clk_lookup {
+ struct list_head node;
+ const char *dev_id;
+ const char *con_id;
+ struct clk *clk;
+};
+
+struct clk_lookup *clkdev_alloc(struct clk *clk, const char *con_id,
+ const char *dev_fmt, ...);
+
+void clkdev_add(struct clk_lookup *cl);
+void clkdev_drop(struct clk_lookup *cl);
+
+#endif
#define clear_user_page(addr,vaddr,pg) __cpu_clear_user_page(addr, vaddr)
#define copy_user_page(to,from,vaddr,pg) __cpu_copy_user_page(to, from, vaddr)
-#define clear_page(page) memzero((void *)(page), PAGE_SIZE)
+#define clear_page(page) memset((void *)(page), 0, PAGE_SIZE)
extern void copy_page(void *to, const void *from);
#undef STRICT_MM_TYPECHECKS
({ \
unsigned long *stack = (unsigned long *)sp; \
set_fs(USER_DS); \
- memzero(regs->uregs, sizeof(regs->uregs)); \
+ memset(regs->uregs, 0, sizeof(regs->uregs)); \
if (current->personality & ADDR_LIMIT_32BIT) \
regs->ARM_cpsr = USR_MODE; \
else \
#define __HAVE_ARCH_MEMCHR
extern void * memchr(const void *, int, __kernel_size_t);
-#define __HAVE_ARCH_MEMZERO
#define __HAVE_ARCH_MEMSET
extern void * memset(void *, int, __kernel_size_t);
(__p); \
})
-#define memzero(p,n) \
- ({ \
- void *__p = (p); size_t __n = n; \
- if ((__n) != 0) \
- __memzero((__p),(__n)); \
- (__p); \
- })
-
#endif
if (access_ok(VERIFY_READ, from, n))
n = __copy_from_user(to, from, n);
else /* security hole - plug it */
- memzero(to, n);
+ memset(to, 0, n);
return n;
}
add r2, r2, r3 @ 1 (r2 = r2 - (4 - r3))
/*
* The pointer is now aligned and the length is adjusted. Try doing the
- * memzero again.
+ * memset again.
*/
ENTRY(memset)
config ARCH_AT91RM9200
bool "AT91RM9200"
+ select CPU_ARM920T
select GENERIC_TIME
select GENERIC_CLOCKEVENTS
config ARCH_AT91SAM9260
bool "AT91SAM9260 or AT91SAM9XE"
+ select CPU_ARM926T
select GENERIC_TIME
select GENERIC_CLOCKEVENTS
config ARCH_AT91SAM9261
bool "AT91SAM9261"
+ select CPU_ARM926T
select GENERIC_TIME
select GENERIC_CLOCKEVENTS
config ARCH_AT91SAM9263
bool "AT91SAM9263"
+ select CPU_ARM926T
select GENERIC_TIME
select GENERIC_CLOCKEVENTS
config ARCH_AT91SAM9RL
bool "AT91SAM9RL"
+ select CPU_ARM926T
select GENERIC_TIME
select GENERIC_CLOCKEVENTS
config ARCH_AT91SAM9G20
bool "AT91SAM9G20"
+ select CPU_ARM926T
select GENERIC_TIME
select GENERIC_CLOCKEVENTS
config ARCH_AT91CAP9
bool "AT91CAP9"
+ select CPU_ARM926T
select GENERIC_TIME
select GENERIC_CLOCKEVENTS
*/
#include <linux/module.h>
#include <linux/kernel.h>
-#include <linux/list.h>
#include <linux/errno.h>
-#include <linux/err.h>
-#include <linux/string.h>
#include <linux/clk.h>
#include <linux/mutex.h>
-#include <asm/hardware/icst525.h>
-
-#include "clock.h"
-
-static LIST_HEAD(clocks);
-static DEFINE_MUTEX(clocks_mutex);
-
-struct clk *clk_get(struct device *dev, const char *id)
-{
- struct clk *p, *clk = ERR_PTR(-ENOENT);
-
- mutex_lock(&clocks_mutex);
- list_for_each_entry(p, &clocks, node) {
- if (strcmp(id, p->name) == 0 && try_module_get(p->owner)) {
- clk = p;
- break;
- }
- }
- mutex_unlock(&clocks_mutex);
-
- return clk;
-}
-EXPORT_SYMBOL(clk_get);
-
-void clk_put(struct clk *clk)
-{
- module_put(clk->owner);
-}
-EXPORT_SYMBOL(clk_put);
+#include <asm/clkdev.h>
+#include <mach/clkdev.h>
int clk_enable(struct clk *clk)
{
long clk_round_rate(struct clk *clk, unsigned long rate)
{
struct icst525_vco vco;
-
vco = icst525_khz_to_vco(clk->params, rate / 1000);
return icst525_khz(clk->params, vco) * 1000;
}
int clk_set_rate(struct clk *clk, unsigned long rate)
{
int ret = -EIO;
+
if (clk->setvco) {
struct icst525_vco vco;
vco = icst525_khz_to_vco(clk->params, rate / 1000);
clk->rate = icst525_khz(clk->params, vco) * 1000;
-
- printk("Clock %s: setting VCO reg params: S=%d R=%d V=%d\n",
- clk->name, vco.s, vco.r, vco.v);
-
clk->setvco(clk, vco);
ret = 0;
}
- return 0;
+ return ret;
}
EXPORT_SYMBOL(clk_set_rate);
-
-/*
- * These are fixed clocks.
- */
-static struct clk kmi_clk = {
- .name = "KMIREFCLK",
- .rate = 24000000,
-};
-
-static struct clk uart_clk = {
- .name = "UARTCLK",
- .rate = 14745600,
-};
-
-int clk_register(struct clk *clk)
-{
- mutex_lock(&clocks_mutex);
- list_add(&clk->node, &clocks);
- mutex_unlock(&clocks_mutex);
- return 0;
-}
-EXPORT_SYMBOL(clk_register);
-
-void clk_unregister(struct clk *clk)
-{
- mutex_lock(&clocks_mutex);
- list_del(&clk->node);
- mutex_unlock(&clocks_mutex);
-}
-EXPORT_SYMBOL(clk_unregister);
-
-static int __init clk_init(void)
-{
- clk_register(&kmi_clk);
- clk_register(&uart_clk);
- return 0;
-}
-arch_initcall(clk_init);
-/*
- * linux/arch/arm/mach-integrator/clock.h
- *
- * Copyright (C) 2004 ARM Limited.
- * Written by Deep Blue Solutions Limited.
- *
- * 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.
- */
-struct module;
-struct icst525_params;
-
-struct clk {
- struct list_head node;
- unsigned long rate;
- struct module *owner;
- const char *name;
- const struct icst525_params *params;
- void *data;
- void (*setvco)(struct clk *, struct icst525_vco vco);
-};
-
-int clk_register(struct clk *clk);
-void clk_unregister(struct clk *clk);
#include <linux/amba/serial.h>
#include <linux/io.h>
+#include <asm/clkdev.h>
+#include <mach/clkdev.h>
#include <mach/hardware.h>
#include <asm/irq.h>
#include <asm/hardware/arm_timer.h>
&kmi1_device,
};
+/*
+ * These are fixed clocks.
+ */
+static struct clk clk24mhz = {
+ .rate = 24000000,
+};
+
+static struct clk uartclk = {
+ .rate = 14745600,
+};
+
+static struct clk_lookup lookups[] __initdata = {
+ { /* UART0 */
+ .dev_id = "mb:16",
+ .clk = &uartclk,
+ }, { /* UART1 */
+ .dev_id = "mb:17",
+ .clk = &uartclk,
+ }, { /* KMI0 */
+ .dev_id = "mb:18",
+ .clk = &clk24mhz,
+ }, { /* KMI1 */
+ .dev_id = "mb:19",
+ .clk = &clk24mhz,
+ }, { /* MMCI - IntegratorCP */
+ .dev_id = "mb:1c",
+ .clk = &uartclk,
+ }
+};
+
static int __init integrator_init(void)
{
int i;
+ for (i = 0; i < ARRAY_SIZE(lookups); i++)
+ clkdev_add(&lookups[i]);
+
for (i = 0; i < ARRAY_SIZE(amba_devs); i++) {
struct amba_device *d = amba_devs[i];
amba_device_register(d, &iomem_resource);
#include <linux/amba/clcd.h>
#include <linux/io.h>
+#include <asm/clkdev.h>
+#include <mach/clkdev.h>
#include <asm/hardware/icst525.h>
#include <mach/lm.h>
#include <mach/impd1.h>
#include <asm/sizes.h>
-#include "clock.h"
-
static int module_id;
module_param_named(lmid, module_id, int, 0444);
struct impd1_module {
void __iomem *base;
struct clk vcos[2];
+ struct clk_lookup *clks[3];
};
static const struct icst525_params impd1_vco_params = {
}
};
-static const char *impd1_vconames[2] = {
- "CLCDCLK",
- "AUXVCO2",
+static struct clk fixed_14745600 = {
+ .rate = 14745600,
};
static int impd1_probe(struct lm_device *dev)
for (i = 0; i < ARRAY_SIZE(impd1->vcos); i++) {
impd1->vcos[i].owner = THIS_MODULE,
- impd1->vcos[i].name = impd1_vconames[i],
impd1->vcos[i].params = &impd1_vco_params,
impd1->vcos[i].data = impd1,
impd1->vcos[i].setvco = impd1_setvco;
-
- clk_register(&impd1->vcos[i]);
}
+ impd1->clks[0] = clkdev_alloc(&impd1->vcos[0], NULL, "lm%x:01000",
+ dev->id);
+ impd1->clks[1] = clkdev_alloc(&fixed_14745600, NULL, "lm%x:00100",
+ dev->id);
+ impd1->clks[2] = clkdev_alloc(&fixed_14745600, NULL, "lm%x:00200",
+ dev->id);
+ for (i = 0; i < ARRAY_SIZE(impd1->clks); i++)
+ clkdev_add(impd1->clks[i]);
+
for (i = 0; i < ARRAY_SIZE(impd1_devs); i++) {
struct impd1_device *idev = impd1_devs + i;
struct amba_device *d;
device_for_each_child(&dev->dev, NULL, impd1_remove_one);
- for (i = 0; i < ARRAY_SIZE(impd1->vcos); i++)
- clk_unregister(&impd1->vcos[i]);
+ for (i = 0; i < ARRAY_SIZE(impd1->clks); i++)
+ clkdev_drop(impd1->clks[i]);
lm_set_drvdata(dev, NULL);
--- /dev/null
+#ifndef __ASM_MACH_CLKDEV_H
+#define __ASM_MACH_CLKDEV_H
+
+#include <linux/module.h>
+#include <asm/hardware/icst525.h>
+
+struct clk {
+ unsigned long rate;
+ struct module *owner;
+ const struct icst525_params *params;
+ void *data;
+ void (*setvco)(struct clk *, struct icst525_vco vco);
+};
+
+static inline int __clk_get(struct clk *clk)
+{
+ return try_module_get(clk->owner);
+}
+
+static inline void __clk_put(struct clk *clk)
+{
+ module_put(clk->owner);
+}
+
+#endif
#include <linux/amba/clcd.h>
#include <linux/io.h>
+#include <asm/clkdev.h>
+#include <mach/clkdev.h>
#include <mach/hardware.h>
#include <asm/irq.h>
#include <asm/setup.h>
#include <asm/mach/time.h>
#include "common.h"
-#include "clock.h"
#define INTCP_PA_MMC_BASE 0x1c000000
#define INTCP_PA_AACI_BASE 0x1d000000
writel(0, CM_LOCK);
}
-static struct clk cp_clcd_clk = {
- .name = "CLCDCLK",
+static struct clk cp_auxclk = {
.params = &cp_auxvco_params,
.setvco = cp_auxvco_set,
};
-static struct clk cp_mmci_clk = {
- .name = "MCLK",
- .rate = 14745600,
+static struct clk_lookup cp_lookups[] = {
+ { /* CLCD */
+ .dev_id = "mb:c0",
+ .clk = &cp_auxclk,
+ },
};
/*
{
int i;
- clk_register(&cp_clcd_clk);
- clk_register(&cp_mmci_clk);
+ for (i = 0; i < ARRAY_SIZE(cp_lookups); i++)
+ clkdev_add(&cp_lookups[i]);
platform_add_devices(intcp_devs, ARRAY_SIZE(intcp_devs));
config ARCH_OMAP730
depends on ARCH_OMAP1
bool "OMAP730 Based System"
+ select CPU_ARM926T
select ARCH_OMAP_OTG
config ARCH_OMAP15XX
depends on ARCH_OMAP1
default y
bool "OMAP15xx Based System"
+ select CPU_ARM925T
config ARCH_OMAP16XX
depends on ARCH_OMAP1
bool "OMAP16xx Based System"
+ select CPU_ARM926T
select ARCH_OMAP_OTG
comment "OMAP Board Type"
config PXA25x
bool
+ select CPU_XSCALE
help
Select code specific to PXA21x/25x/26x variants
config PXA27x
bool
+ select CPU_XSCALE
help
Select code specific to PXA27x variants
config PXA3xx
bool
+ select CPU_XSC3
help
Select code specific to PXA3xx variants
#include <linux/platform_device.h>
#include <linux/delay.h>
+#include <asm/clkdev.h>
#include <mach/pxa2xx-regs.h>
#include <mach/pxa2xx-gpio.h>
#include <mach/hardware.h>
#include "generic.h"
#include "clock.h"
-static LIST_HEAD(clocks);
-static DEFINE_MUTEX(clocks_mutex);
static DEFINE_SPINLOCK(clocks_lock);
-static struct clk *clk_lookup(struct device *dev, const char *id)
-{
- struct clk *p;
-
- list_for_each_entry(p, &clocks, node)
- if (strcmp(id, p->name) == 0 && p->dev == dev)
- return p;
-
- return NULL;
-}
-
-struct clk *clk_get(struct device *dev, const char *id)
-{
- struct clk *p, *clk = ERR_PTR(-ENOENT);
-
- mutex_lock(&clocks_mutex);
- p = clk_lookup(dev, id);
- if (!p)
- p = clk_lookup(NULL, id);
- if (p)
- clk = p;
- mutex_unlock(&clocks_mutex);
-
- if (!IS_ERR(clk) && clk->ops == NULL)
- clk = clk->other;
-
- return clk;
-}
-EXPORT_SYMBOL(clk_get);
-
-void clk_put(struct clk *clk)
-{
-}
-EXPORT_SYMBOL(clk_put);
-
int clk_enable(struct clk *clk)
{
unsigned long flags;
.disable = clk_cken_disable,
};
-void clks_register(struct clk *clks, size_t num)
+void clks_register(struct clk_lookup *clks, size_t num)
{
int i;
- mutex_lock(&clocks_mutex);
for (i = 0; i < num; i++)
- list_add(&clks[i].node, &clocks);
- mutex_unlock(&clocks_mutex);
+ clkdev_add(&clks[i]);
}
int clk_add_alias(char *alias, struct device *alias_dev, char *id,
struct device *dev)
{
- struct clk *r = clk_lookup(dev, id);
- struct clk *new;
+ struct clk *r = clk_get(dev, id);
+ struct clk_lookup *l;
if (!r)
return -ENODEV;
- new = kzalloc(sizeof(struct clk), GFP_KERNEL);
-
- if (!new)
- return -ENOMEM;
-
- new->name = alias;
- new->dev = alias_dev;
- new->other = r;
-
- mutex_lock(&clocks_mutex);
- list_add(&new->node, &clocks);
- mutex_unlock(&clocks_mutex);
-
+ l = clkdev_alloc(r, alias, alias_dev ? dev_name(alias_dev) : NULL);
+ clk_put(r);
+ if (!l)
+ return -ENODEV;
+ clkdev_add(l);
return 0;
}
-#include <linux/list.h>
-
-struct clk;
+#include <asm/clkdev.h>
struct clkops {
void (*enable)(struct clk *);
};
struct clk {
- struct list_head node;
- const char *name;
- struct device *dev;
const struct clkops *ops;
unsigned long rate;
unsigned int cken;
struct clk *other;
};
-#define INIT_CKEN(_name, _cken, _rate, _delay, _dev) \
+#define INIT_CLKREG(_clk,_devname,_conname) \
{ \
- .name = _name, \
- .dev = _dev, \
+ .clk = _clk, \
+ .dev_id = _devname, \
+ .con_id = _conname, \
+ }
+
+#define DEFINE_CKEN(_name, _cken, _rate, _delay) \
+struct clk clk_##_name = { \
.ops = &clk_cken_ops, \
.rate = _rate, \
.cken = CKEN_##_cken, \
.delay = _delay, \
}
-#define INIT_CK(_name, _cken, _ops, _dev) \
- { \
- .name = _name, \
- .dev = _dev, \
+#define DEFINE_CK(_name, _cken, _ops) \
+struct clk clk_##_name = { \
.ops = _ops, \
.cken = CKEN_##_cken, \
}
-/*
- * This is a placeholder to alias one clock device+name pair
- * to another struct clk.
- */
-#define INIT_CKOTHER(_name, _other, _dev) \
- { \
- .name = _name, \
- .dev = _dev, \
- .other = _other, \
- }
-
-#define INIT_CLK(_name, _ops, _rate, _delay, _dev) \
- { \
- .name = _name, \
- .dev = _dev, \
- .ops = _ops, \
- .rate = _rate, \
+#define DEFINE_CLK(_name, _ops, _rate, _delay) \
+struct clk clk_##_name = { \
+ .ops = _ops, \
+ .rate = _rate, \
.delay = _delay, \
}
void clk_cken_disable(struct clk *clk);
#ifdef CONFIG_PXA3xx
-#define PXA3xx_CKEN(_name, _cken, _rate, _delay, _dev) \
- { \
- .name = _name, \
- .dev = _dev, \
+#define DEFINE_PXA3_CKEN(_name, _cken, _rate, _delay) \
+struct clk clk_##_name = { \
.ops = &clk_pxa3xx_cken_ops, \
.rate = _rate, \
.cken = CKEN_##_cken, \
.delay = _delay, \
}
-#define PXA3xx_CK(_name, _cken, _ops, _dev) \
- { \
- .name = _name, \
- .dev = _dev, \
+#define DEFINE_PXA3_CK(_name, _cken, _ops) \
+struct clk clk_##_name = { \
.ops = _ops, \
.cken = CKEN_##_cken, \
}
extern void clk_pxa3xx_cken_disable(struct clk *);
#endif
-void clks_register(struct clk *clks, size_t num);
+void clks_register(struct clk_lookup *clks, size_t num);
int clk_add_alias(char *alias, struct device *alias_dev, char *id,
struct device *dev);
--- /dev/null
+#ifndef __ASM_MACH_CLKDEV_H
+#define __ASM_MACH_CLKDEV_H
+
+#define __clk_get(clk) ({ 1; })
+#define __clk_put(clk) do { } while (0)
+
+#endif
return ERR_PTR(-ENOMEM);
}
- pwm->clk = clk_get(&pdev->dev, "PWMCLK");
+ pwm->clk = clk_get(&pdev->dev, NULL);
if (IS_ERR(pwm->clk)) {
ret = PTR_ERR(pwm->clk);
goto err_free;
* 95.842MHz -> MMC 19.169MHz, I2C 31.949MHz, FICP 47.923MHz, USB 47.923MHz
* 147.456MHz -> UART 14.7456MHz, AC97 12.288MHz, I2S 5.672MHz (allegedly)
*/
-static struct clk pxa25x_hwuart_clk =
- INIT_CKEN("UARTCLK", HWUART, 14745600, 1, &pxa_device_hwuart.dev)
-;
+static DEFINE_CKEN(pxa25x_hwuart, HWUART, 14745600, 1);
+
+static struct clk_lookup pxa25x_hwuart_clkreg =
+ INIT_CLKREG(&clk_pxa25x_hwuart, "pxa2xx-uart.3", NULL);
/*
* PXA 2xx clock declarations.
*/
-static struct clk pxa25x_clks[] = {
- INIT_CK("LCDCLK", LCD, &clk_pxa25x_lcd_ops, &pxa_device_fb.dev),
- INIT_CKEN("UARTCLK", FFUART, 14745600, 1, &pxa_device_ffuart.dev),
- INIT_CKEN("UARTCLK", BTUART, 14745600, 1, &pxa_device_btuart.dev),
- INIT_CKEN("UARTCLK", STUART, 14745600, 1, NULL),
- INIT_CKEN("UDCCLK", USB, 47923000, 5, &pxa25x_device_udc.dev),
- INIT_CLK("GPIO11_CLK", &clk_pxa25x_gpio11_ops, 3686400, 0, NULL),
- INIT_CLK("GPIO12_CLK", &clk_pxa25x_gpio12_ops, 32768, 0, NULL),
- INIT_CKEN("MMCCLK", MMC, 19169000, 0, &pxa_device_mci.dev),
- INIT_CKEN("I2CCLK", I2C, 31949000, 0, &pxa_device_i2c.dev),
-
- INIT_CKEN("SSPCLK", SSP, 3686400, 0, &pxa25x_device_ssp.dev),
- INIT_CKEN("SSPCLK", NSSP, 3686400, 0, &pxa25x_device_nssp.dev),
- INIT_CKEN("SSPCLK", ASSP, 3686400, 0, &pxa25x_device_assp.dev),
- INIT_CKEN("PWMCLK", PWM0, 3686400, 0, &pxa25x_device_pwm0.dev),
- INIT_CKEN("PWMCLK", PWM1, 3686400, 0, &pxa25x_device_pwm1.dev),
-
- INIT_CKEN("AC97CLK", AC97, 24576000, 0, NULL),
-
- /*
- INIT_CKEN("I2SCLK", I2S, 14745600, 0, NULL),
- */
- INIT_CKEN("FICPCLK", FICP, 47923000, 0, NULL),
+static DEFINE_CK(pxa25x_lcd, LCD, &clk_pxa25x_lcd_ops);
+static DEFINE_CKEN(pxa25x_ffuart, FFUART, 14745600, 1);
+static DEFINE_CKEN(pxa25x_btuart, BTUART, 14745600, 1);
+static DEFINE_CKEN(pxa25x_stuart, STUART, 14745600, 1);
+static DEFINE_CKEN(pxa25x_usb, USB, 47923000, 5);
+static DEFINE_CLK(pxa25x_gpio11, &clk_pxa25x_gpio11_ops, 3686400, 0);
+static DEFINE_CLK(pxa25x_gpio12, &clk_pxa25x_gpio12_ops, 32768, 0);
+static DEFINE_CKEN(pxa25x_mmc, MMC, 19169000, 0);
+static DEFINE_CKEN(pxa25x_i2c, I2C, 31949000, 0);
+static DEFINE_CKEN(pxa25x_ssp, SSP, 3686400, 0);
+static DEFINE_CKEN(pxa25x_nssp, NSSP, 3686400, 0);
+static DEFINE_CKEN(pxa25x_assp, ASSP, 3686400, 0);
+static DEFINE_CKEN(pxa25x_pwm0, PWM0, 3686400, 0);
+static DEFINE_CKEN(pxa25x_pwm1, PWM1, 3686400, 0);
+static DEFINE_CKEN(pxa25x_ac97, AC97, 24576000, 0);
+static DEFINE_CKEN(pxa25x_i2s, I2S, 14745600, 0);
+static DEFINE_CKEN(pxa25x_ficp, FICP, 47923000, 0);
+
+static struct clk_lookup pxa25x_clkregs[] = {
+ INIT_CLKREG(&clk_pxa25x_lcd, "pxa2xx-fb", NULL),
+ INIT_CLKREG(&clk_pxa25x_ffuart, "pxa2xx-uart.0", NULL),
+ INIT_CLKREG(&clk_pxa25x_btuart, "pxa2xx-uart.1", NULL),
+ INIT_CLKREG(&clk_pxa25x_stuart, "pxa2xx-uart.2", NULL),
+ INIT_CLKREG(&clk_pxa25x_usb, "pxa25x-udc", NULL),
+ INIT_CLKREG(&clk_pxa25x_mmc, "pxa2xx-mci.0", NULL),
+ INIT_CLKREG(&clk_pxa25x_i2c, "pxa2xx-i2c.0", NULL),
+ INIT_CLKREG(&clk_pxa25x_ssp, "pxa25x-ssp.0", NULL),
+ INIT_CLKREG(&clk_pxa25x_nssp, "pxa25x-nssp.1", NULL),
+ INIT_CLKREG(&clk_pxa25x_assp, "pxa25x-nssp.2", NULL),
+ INIT_CLKREG(&clk_pxa25x_pwm0, "pxa25x-pwm.0", NULL),
+ INIT_CLKREG(&clk_pxa25x_pwm1, "pxa25x-pwm.1", NULL),
+ INIT_CLKREG(&clk_pxa25x_i2s, "pxa2xx-i2s", NULL),
+ INIT_CLKREG(&clk_pxa25x_stuart, "pxa2xx-ir", "UARTCLK"),
+ INIT_CLKREG(&clk_pxa25x_ficp, "pxa2xx-ir", "FICPCLK"),
+ INIT_CLKREG(&clk_pxa25x_ac97, NULL, "AC97CLK"),
+ INIT_CLKREG(&clk_pxa25x_gpio11, NULL, "GPIO11_CLK"),
+ INIT_CLKREG(&clk_pxa25x_gpio12, NULL, "GPIO12_CLK"),
};
#ifdef CONFIG_PM
reset_status = RCSR;
- clks_register(pxa25x_clks, ARRAY_SIZE(pxa25x_clks));
+ clks_register(pxa25x_clkregs, ARRAY_SIZE(pxa25x_clkregs));
if ((ret = pxa_init_dma(16)))
return ret;
/* Only add HWUART for PXA255/26x; PXA210/250 do not have it. */
if (cpu_is_pxa255() || cpu_is_pxa26x()) {
- clks_register(&pxa25x_hwuart_clk, 1);
+ clks_register(&pxa25x_hwuart_clkreg, 1);
ret = platform_device_register(&pxa_device_hwuart);
}
.getrate = clk_pxa27x_lcd_getrate,
};
-static struct clk pxa27x_clks[] = {
- INIT_CK("LCDCLK", LCD, &clk_pxa27x_lcd_ops, &pxa_device_fb.dev),
- INIT_CK("CAMCLK", CAMERA, &clk_pxa27x_lcd_ops, NULL),
-
- INIT_CKEN("UARTCLK", FFUART, 14857000, 1, &pxa_device_ffuart.dev),
- INIT_CKEN("UARTCLK", BTUART, 14857000, 1, &pxa_device_btuart.dev),
- INIT_CKEN("UARTCLK", STUART, 14857000, 1, NULL),
-
- INIT_CKEN("I2SCLK", I2S, 14682000, 0, &pxa_device_i2s.dev),
- INIT_CKEN("I2CCLK", I2C, 32842000, 0, &pxa_device_i2c.dev),
- INIT_CKEN("UDCCLK", USB, 48000000, 5, &pxa27x_device_udc.dev),
- INIT_CKEN("MMCCLK", MMC, 19500000, 0, &pxa_device_mci.dev),
- INIT_CKEN("FICPCLK", FICP, 48000000, 0, &pxa_device_ficp.dev),
-
- INIT_CKEN("USBCLK", USBHOST, 48000000, 0, &pxa27x_device_ohci.dev),
- INIT_CKEN("I2CCLK", PWRI2C, 13000000, 0, &pxa27x_device_i2c_power.dev),
- INIT_CKEN("KBDCLK", KEYPAD, 32768, 0, &pxa27x_device_keypad.dev),
-
- INIT_CKEN("SSPCLK", SSP1, 13000000, 0, &pxa27x_device_ssp1.dev),
- INIT_CKEN("SSPCLK", SSP2, 13000000, 0, &pxa27x_device_ssp2.dev),
- INIT_CKEN("SSPCLK", SSP3, 13000000, 0, &pxa27x_device_ssp3.dev),
- INIT_CKEN("PWMCLK", PWM0, 13000000, 0, &pxa27x_device_pwm0.dev),
- INIT_CKEN("PWMCLK", PWM1, 13000000, 0, &pxa27x_device_pwm1.dev),
-
- INIT_CKEN("AC97CLK", AC97, 24576000, 0, NULL),
- INIT_CKEN("AC97CONFCLK", AC97CONF, 24576000, 0, NULL),
-
- /*
- INIT_CKEN("MSLCLK", MSL, 48000000, 0, NULL),
- INIT_CKEN("USIMCLK", USIM, 48000000, 0, NULL),
- INIT_CKEN("MSTKCLK", MEMSTK, 19500000, 0, NULL),
- INIT_CKEN("IMCLK", IM, 0, 0, NULL),
- INIT_CKEN("MEMCLK", MEMC, 0, 0, NULL),
- */
+static DEFINE_CK(pxa27x_lcd, LCD, &clk_pxa27x_lcd_ops);
+static DEFINE_CK(pxa27x_camera, CAMERA, &clk_pxa27x_lcd_ops);
+static DEFINE_CKEN(pxa27x_ffuart, FFUART, 14857000, 1);
+static DEFINE_CKEN(pxa27x_btuart, BTUART, 14857000, 1);
+static DEFINE_CKEN(pxa27x_stuart, STUART, 14857000, 1);
+static DEFINE_CKEN(pxa27x_i2s, I2S, 14682000, 0);
+static DEFINE_CKEN(pxa27x_i2c, I2C, 32842000, 0);
+static DEFINE_CKEN(pxa27x_usb, USB, 48000000, 5);
+static DEFINE_CKEN(pxa27x_mmc, MMC, 19500000, 0);
+static DEFINE_CKEN(pxa27x_ficp, FICP, 48000000, 0);
+static DEFINE_CKEN(pxa27x_usbhost, USBHOST, 48000000, 0);
+static DEFINE_CKEN(pxa27x_pwri2c, PWRI2C, 13000000, 0);
+static DEFINE_CKEN(pxa27x_keypad, KEYPAD, 32768, 0);
+static DEFINE_CKEN(pxa27x_ssp1, SSP1, 13000000, 0);
+static DEFINE_CKEN(pxa27x_ssp2, SSP2, 13000000, 0);
+static DEFINE_CKEN(pxa27x_ssp3, SSP3, 13000000, 0);
+static DEFINE_CKEN(pxa27x_pwm0, PWM0, 13000000, 0);
+static DEFINE_CKEN(pxa27x_pwm1, PWM1, 13000000, 0);
+static DEFINE_CKEN(pxa27x_ac97, AC97, 24576000, 0);
+static DEFINE_CKEN(pxa27x_ac97conf, AC97CONF, 24576000, 0);
+static DEFINE_CKEN(pxa27x_msl, MSL, 48000000, 0);
+static DEFINE_CKEN(pxa27x_usim, USIM, 48000000, 0);
+static DEFINE_CKEN(pxa27x_memstk, MEMSTK, 19500000, 0);
+static DEFINE_CKEN(pxa27x_im, IM, 0, 0);
+static DEFINE_CKEN(pxa27x_memc, MEMC, 0, 0);
+
+static struct clk_lookup pxa27x_clkregs[] = {
+ INIT_CLKREG(&clk_pxa27x_lcd, "pxa2xx-fb", NULL),
+ INIT_CLKREG(&clk_pxa27x_camera, "pxa27x-camera.0", NULL),
+ INIT_CLKREG(&clk_pxa27x_ffuart, "pxa2xx-uart.0", NULL),
+ INIT_CLKREG(&clk_pxa27x_btuart, "pxa2xx-uart.1", NULL),
+ INIT_CLKREG(&clk_pxa27x_stuart, "pxa2xx-uart.2", NULL),
+ INIT_CLKREG(&clk_pxa27x_i2s, "pxa2xx-i2s", NULL),
+ INIT_CLKREG(&clk_pxa27x_i2c, "pxa2xx-i2c.0", NULL),
+ INIT_CLKREG(&clk_pxa27x_usb, "pxa27x-udc", NULL),
+ INIT_CLKREG(&clk_pxa27x_mmc, "pxa2xx-mci.0", NULL),
+ INIT_CLKREG(&clk_pxa27x_stuart, "pxa2xx-ir", "UARTCLK"),
+ INIT_CLKREG(&clk_pxa27x_ficp, "pxa2xx-ir", "FICPCLK"),
+ INIT_CLKREG(&clk_pxa27x_usbhost, "pxa27x-ohci", NULL),
+ INIT_CLKREG(&clk_pxa27x_pwri2c, "pxa2xx-i2c.1", NULL),
+ INIT_CLKREG(&clk_pxa27x_keypad, "pxa27x-keypad", NULL),
+ INIT_CLKREG(&clk_pxa27x_ssp1, "pxa27x-ssp.0", NULL),
+ INIT_CLKREG(&clk_pxa27x_ssp2, "pxa27x-ssp.1", NULL),
+ INIT_CLKREG(&clk_pxa27x_ssp3, "pxa27x-ssp.2", NULL),
+ INIT_CLKREG(&clk_pxa27x_pwm0, "pxa27x-pwm.0", NULL),
+ INIT_CLKREG(&clk_pxa27x_pwm1, "pxa27x-pwm.1", NULL),
+ INIT_CLKREG(&clk_pxa27x_ac97, NULL, "AC97CLK"),
+ INIT_CLKREG(&clk_pxa27x_ac97conf, NULL, "AC97CONFCLK"),
+ INIT_CLKREG(&clk_pxa27x_msl, NULL, "MSLCLK"),
+ INIT_CLKREG(&clk_pxa27x_usim, NULL, "USIMCLK"),
+ INIT_CLKREG(&clk_pxa27x_memstk, NULL, "MSTKCLK"),
+ INIT_CLKREG(&clk_pxa27x_im, NULL, "IMCLK"),
+ INIT_CLKREG(&clk_pxa27x_memc, NULL, "MEMCLK"),
};
#ifdef CONFIG_PM
reset_status = RCSR;
- clks_register(pxa27x_clks, ARRAY_SIZE(pxa27x_clks));
+ clks_register(pxa27x_clkregs, ARRAY_SIZE(pxa27x_clkregs));
if ((ret = pxa_init_dma(32)))
return ret;
MFP_ADDR_END,
};
-static struct clk common_clks[] = {
- PXA3xx_CKEN("NANDCLK", NAND, 156000000, 0, &pxa3xx_device_nand.dev),
+static DEFINE_PXA3_CKEN(common_nand, NAND, 156000000, 0);
+
+static struct clk_lookup common_clkregs[] = {
+ INIT_CLKREG(&clk_common_nand, "pxa3xx-nand", "NANDCLK"),
};
-static struct clk pxa310_clks[] = {
-#ifdef CONFIG_CPU_PXA310
- PXA3xx_CKEN("MMCCLK", MMC3, 19500000, 0, &pxa3xx_device_mci3.dev),
-#endif
+static DEFINE_PXA3_CKEN(pxa310_mmc3, MMC3, 19500000, 0);
+
+static struct clk_lookup pxa310_clkregs[] = {
+ INIT_CLKREG(&clk_pxa310_mmc3, "pxa2xx-mci.2", "MMCCLK"),
};
static int __init pxa300_init(void)
if (cpu_is_pxa300() || cpu_is_pxa310()) {
pxa3xx_init_mfp();
pxa3xx_mfp_init_addr(pxa300_mfp_addr_map);
- clks_register(ARRAY_AND_SIZE(common_clks));
+ clks_register(ARRAY_AND_SIZE(common_clkregs));
}
if (cpu_is_pxa310()) {
pxa3xx_mfp_init_addr(pxa310_mfp_addr_map);
- clks_register(ARRAY_AND_SIZE(pxa310_clks));
+ clks_register(ARRAY_AND_SIZE(pxa310_clkregs));
}
return 0;
MFP_ADDR_END,
};
-static struct clk pxa320_clks[] = {
- PXA3xx_CKEN("NANDCLK", NAND, 104000000, 0, &pxa3xx_device_nand.dev),
+static DEFINE_PXA3_CKEN(pxa320_nand, NAND, 104000000, 0);
+
+static struct clk_lookup pxa320_clkregs[] = {
+ INIT_CLKREG(&clk_pxa320_nand, "pxa3xx-nand", "NANDCLK"),
};
static int __init pxa320_init(void)
if (cpu_is_pxa320()) {
pxa3xx_init_mfp();
pxa3xx_mfp_init_addr(pxa320_mfp_addr_map);
- clks_register(ARRAY_AND_SIZE(pxa320_clks));
+ clks_register(ARRAY_AND_SIZE(pxa320_clkregs));
}
return 0;
.disable = clk_dummy_disable,
};
-static struct clk pxa3xx_clks[] = {
- {
- .name = "CLK_POUT",
- .ops = &clk_pout_ops,
- .rate = 13000000,
- .delay = 70,
- },
-
- /* Power I2C clock is always on */
- {
- .name = "I2CCLK",
- .ops = &clk_dummy_ops,
- .dev = &pxa3xx_device_i2c_power.dev,
- },
-
- PXA3xx_CK("LCDCLK", LCD, &clk_pxa3xx_hsio_ops, &pxa_device_fb.dev),
- PXA3xx_CK("CAMCLK", CAMERA, &clk_pxa3xx_hsio_ops, NULL),
- PXA3xx_CK("AC97CLK", AC97, &clk_pxa3xx_ac97_ops, NULL),
-
- PXA3xx_CKEN("UARTCLK", FFUART, 14857000, 1, &pxa_device_ffuart.dev),
- PXA3xx_CKEN("UARTCLK", BTUART, 14857000, 1, &pxa_device_btuart.dev),
- PXA3xx_CKEN("UARTCLK", STUART, 14857000, 1, NULL),
-
- PXA3xx_CKEN("I2CCLK", I2C, 32842000, 0, &pxa_device_i2c.dev),
- PXA3xx_CKEN("UDCCLK", UDC, 48000000, 5, &pxa27x_device_udc.dev),
- PXA3xx_CKEN("USBCLK", USBH, 48000000, 0, &pxa27x_device_ohci.dev),
- PXA3xx_CKEN("KBDCLK", KEYPAD, 32768, 0, &pxa27x_device_keypad.dev),
+static struct clk clk_pxa3xx_pout = {
+ .ops = &clk_pout_ops,
+ .rate = 13000000,
+ .delay = 70,
+};
- PXA3xx_CKEN("SSPCLK", SSP1, 13000000, 0, &pxa27x_device_ssp1.dev),
- PXA3xx_CKEN("SSPCLK", SSP2, 13000000, 0, &pxa27x_device_ssp2.dev),
- PXA3xx_CKEN("SSPCLK", SSP3, 13000000, 0, &pxa27x_device_ssp3.dev),
- PXA3xx_CKEN("SSPCLK", SSP4, 13000000, 0, &pxa3xx_device_ssp4.dev),
- PXA3xx_CKEN("PWMCLK", PWM0, 13000000, 0, &pxa27x_device_pwm0.dev),
- PXA3xx_CKEN("PWMCLK", PWM1, 13000000, 0, &pxa27x_device_pwm1.dev),
+static struct clk clk_dummy = {
+ .ops = &clk_dummy_ops,
+};
- PXA3xx_CKEN("MMCCLK", MMC1, 19500000, 0, &pxa_device_mci.dev),
- PXA3xx_CKEN("MMCCLK", MMC2, 19500000, 0, &pxa3xx_device_mci2.dev),
+static DEFINE_PXA3_CK(pxa3xx_lcd, LCD, &clk_pxa3xx_hsio_ops);
+static DEFINE_PXA3_CK(pxa3xx_camera, CAMERA, &clk_pxa3xx_hsio_ops);
+static DEFINE_PXA3_CK(pxa3xx_ac97, AC97, &clk_pxa3xx_ac97_ops);
+static DEFINE_PXA3_CKEN(pxa3xx_ffuart, FFUART, 14857000, 1);
+static DEFINE_PXA3_CKEN(pxa3xx_btuart, BTUART, 14857000, 1);
+static DEFINE_PXA3_CKEN(pxa3xx_stuart, STUART, 14857000, 1);
+static DEFINE_PXA3_CKEN(pxa3xx_i2c, I2C, 32842000, 0);
+static DEFINE_PXA3_CKEN(pxa3xx_udc, UDC, 48000000, 5);
+static DEFINE_PXA3_CKEN(pxa3xx_usbh, USBH, 48000000, 0);
+static DEFINE_PXA3_CKEN(pxa3xx_keypad, KEYPAD, 32768, 0);
+static DEFINE_PXA3_CKEN(pxa3xx_ssp1, SSP1, 13000000, 0);
+static DEFINE_PXA3_CKEN(pxa3xx_ssp2, SSP2, 13000000, 0);
+static DEFINE_PXA3_CKEN(pxa3xx_ssp3, SSP3, 13000000, 0);
+static DEFINE_PXA3_CKEN(pxa3xx_ssp4, SSP4, 13000000, 0);
+static DEFINE_PXA3_CKEN(pxa3xx_pwm0, PWM0, 13000000, 0);
+static DEFINE_PXA3_CKEN(pxa3xx_pwm1, PWM1, 13000000, 0);
+static DEFINE_PXA3_CKEN(pxa3xx_mmc1, MMC1, 19500000, 0);
+static DEFINE_PXA3_CKEN(pxa3xx_mmc2, MMC2, 19500000, 0);
+
+static struct clk_lookup pxa3xx_clkregs[] = {
+ INIT_CLKREG(&clk_pxa3xx_pout, NULL, "CLK_POUT"),
+ /* Power I2C clock is always on */
+ INIT_CLKREG(&clk_dummy, "pxa2xx-i2c.1", NULL),
+ INIT_CLKREG(&clk_pxa3xx_lcd, "pxa2xx-fb", NULL),
+ INIT_CLKREG(&clk_pxa3xx_camera, NULL, "CAMCLK"),
+ INIT_CLKREG(&clk_pxa3xx_ac97, NULL, "AC97CLK"),
+ INIT_CLKREG(&clk_pxa3xx_ffuart, "pxa2xx-uart.0", NULL),
+ INIT_CLKREG(&clk_pxa3xx_btuart, "pxa2xx-uart.1", NULL),
+ INIT_CLKREG(&clk_pxa3xx_stuart, "pxa2xx-uart.2", NULL),
+ INIT_CLKREG(&clk_pxa3xx_stuart, "pxa2xx-ir", "UARTCLK"),
+ INIT_CLKREG(&clk_pxa3xx_i2c, "pxa2xx-i2c.0", NULL),
+ INIT_CLKREG(&clk_pxa3xx_udc, "pxa27x-udc", NULL),
+ INIT_CLKREG(&clk_pxa3xx_usbh, "pxa27x-ohci", NULL),
+ INIT_CLKREG(&clk_pxa3xx_keypad, "pxa27x-keypad", NULL),
+ INIT_CLKREG(&clk_pxa3xx_ssp1, "pxa27x-ssp.0", NULL),
+ INIT_CLKREG(&clk_pxa3xx_ssp2, "pxa27x-ssp.1", NULL),
+ INIT_CLKREG(&clk_pxa3xx_ssp3, "pxa27x-ssp.2", NULL),
+ INIT_CLKREG(&clk_pxa3xx_ssp4, "pxa27x-ssp.3", NULL),
+ INIT_CLKREG(&clk_pxa3xx_pwm0, "pxa27x-pwm.0", NULL),
+ INIT_CLKREG(&clk_pxa3xx_pwm1, "pxa27x-pwm.1", NULL),
+ INIT_CLKREG(&clk_pxa3xx_mmc1, "pxa2xx-mci.0", NULL),
+ INIT_CLKREG(&clk_pxa3xx_mmc2, "pxa2xx-mci.1", NULL),
};
#ifdef CONFIG_PM
*/
ASCR &= ~(ASCR_RDH | ASCR_D1S | ASCR_D2S | ASCR_D3S);
- clks_register(pxa3xx_clks, ARRAY_SIZE(pxa3xx_clks));
+ clks_register(pxa3xx_clkregs, ARRAY_SIZE(pxa3xx_clkregs));
if ((ret = pxa_init_dma(32)))
return ret;
}
ssp->pdev = pdev;
- ssp->clk = clk_get(&pdev->dev, "SSPCLK");
+ ssp->clk = clk_get(&pdev->dev, NULL);
if (IS_ERR(ssp->clk)) {
ret = PTR_ERR(ssp->clk);
goto err_free;
config REALVIEW_EB_ARM11MP
bool "Support ARM11MPCore tile"
depends on MACH_REALVIEW_EB
+ select CPU_V6
help
Enable support for the ARM11MPCore tile on the Realview platform.
config MACH_REALVIEW_PB1176
bool "Support RealView/PB1176 platform"
+ select CPU_V6
select ARM_GIC
help
Include support for the ARM(R) RealView ARM1176 Platform Baseboard.
*/
#include <linux/module.h>
#include <linux/kernel.h>
+#include <linux/device.h>
#include <linux/list.h>
#include <linux/errno.h>
#include <linux/err.h>
+#include <linux/string.h>
#include <linux/clk.h>
#include <linux/mutex.h>
#include "clock.h"
-static LIST_HEAD(clocks);
-static DEFINE_MUTEX(clocks_mutex);
-
-struct clk *clk_get(struct device *dev, const char *id)
-{
- struct clk *p, *clk = ERR_PTR(-ENOENT);
-
- mutex_lock(&clocks_mutex);
- list_for_each_entry(p, &clocks, node) {
- if (strcmp(id, p->name) == 0 && try_module_get(p->owner)) {
- clk = p;
- break;
- }
- }
- mutex_unlock(&clocks_mutex);
-
- return clk;
-}
-EXPORT_SYMBOL(clk_get);
-
-void clk_put(struct clk *clk)
-{
- module_put(clk->owner);
-}
-EXPORT_SYMBOL(clk_put);
-
int clk_enable(struct clk *clk)
{
return 0;
long clk_round_rate(struct clk *clk, unsigned long rate)
{
- return rate;
+ struct icst307_vco vco;
+ vco = icst307_khz_to_vco(clk->params, rate / 1000);
+ return icst307_khz(clk->params, vco) * 1000;
}
EXPORT_SYMBOL(clk_round_rate);
vco = icst307_khz_to_vco(clk->params, rate / 1000);
clk->rate = icst307_khz(clk->params, vco) * 1000;
-
- printk("Clock %s: setting VCO reg params: S=%d R=%d V=%d\n",
- clk->name, vco.s, vco.r, vco.v);
-
clk->setvco(clk, vco);
ret = 0;
}
return ret;
}
EXPORT_SYMBOL(clk_set_rate);
-
-/*
- * These are fixed clocks.
- */
-static struct clk kmi_clk = {
- .name = "KMIREFCLK",
- .rate = 24000000,
-};
-
-static struct clk uart_clk = {
- .name = "UARTCLK",
- .rate = 24000000,
-};
-
-static struct clk mmci_clk = {
- .name = "MCLK",
- .rate = 24000000,
-};
-
-int clk_register(struct clk *clk)
-{
- mutex_lock(&clocks_mutex);
- list_add(&clk->node, &clocks);
- mutex_unlock(&clocks_mutex);
- return 0;
-}
-EXPORT_SYMBOL(clk_register);
-
-void clk_unregister(struct clk *clk)
-{
- mutex_lock(&clocks_mutex);
- list_del(&clk->node);
- mutex_unlock(&clocks_mutex);
-}
-EXPORT_SYMBOL(clk_unregister);
-
-static int __init clk_init(void)
-{
- clk_register(&kmi_clk);
- clk_register(&uart_clk);
- clk_register(&mmci_clk);
- return 0;
-}
-arch_initcall(clk_init);
struct icst307_params;
struct clk {
- struct list_head node;
unsigned long rate;
- struct module *owner;
- const char *name;
const struct icst307_params *params;
void *data;
void (*setvco)(struct clk *, struct icst307_vco vco);
};
-
-int clk_register(struct clk *clk);
-void clk_unregister(struct clk *clk);
#include <linux/clockchips.h>
#include <linux/io.h>
+#include <asm/clkdev.h>
#include <asm/system.h>
#include <mach/hardware.h>
#include <asm/irq.h>
writel(0, sys_lock);
}
-struct clk realview_clcd_clk = {
- .name = "CLCDCLK",
+static struct clk oscvco_clk = {
.params = &realview_oscvco_params,
.setvco = realview_oscvco_set,
};
+/*
+ * These are fixed clocks.
+ */
+static struct clk ref24_clk = {
+ .rate = 24000000,
+};
+
+static struct clk_lookup lookups[] = {
+ { /* UART0 */
+ .dev_id = "dev:f1",
+ .clk = &ref24_clk,
+ }, { /* UART1 */
+ .dev_id = "dev:f2",
+ .clk = &ref24_clk,
+ }, { /* UART2 */
+ .dev_id = "dev:f3",
+ .clk = &ref24_clk,
+ }, { /* UART3 */
+ .dev_id = "fpga:09",
+ .clk = &ref24_clk,
+ }, { /* KMI0 */
+ .dev_id = "fpga:06",
+ .clk = &ref24_clk,
+ }, { /* KMI1 */
+ .dev_id = "fpga:07",
+ .clk = &ref24_clk,
+ }, { /* MMC0 */
+ .dev_id = "fpga:05",
+ .clk = &ref24_clk,
+ }, { /* EB:CLCD */
+ .dev_id = "dev:20",
+ .clk = &oscvco_clk,
+ }, { /* PB:CLCD */
+ .dev_id = "issp:20",
+ .clk = &oscvco_clk,
+ }
+};
+
+static int __init clk_init(void)
+{
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(lookups); i++)
+ clkdev_add(&lookups[i]);
+ return 0;
+}
+arch_initcall(clk_init);
+
/*
* CLCD support.
*/
extern struct platform_device realview_i2c_device;
extern struct mmc_platform_data realview_mmc0_plat_data;
extern struct mmc_platform_data realview_mmc1_plat_data;
-extern struct clk realview_clcd_clk;
extern struct clcd_board clcd_plat_data;
extern void __iomem *gic_cpu_base_addr;
#ifdef CONFIG_LOCAL_TIMERS
--- /dev/null
+#ifndef __ASM_MACH_CLKDEV_H
+#define __ASM_MACH_CLKDEV_H
+
+#define __clk_get(clk) ({ 1; })
+#define __clk_put(clk) do { } while (0)
+
+#endif
#endif
}
- clk_register(&realview_clcd_clk);
-
realview_flash_register(&realview_eb_flash_resource, 1);
platform_device_register(&realview_i2c_device);
eth_device_register();
l2x0_init(__io_address(REALVIEW_PB1176_L220_BASE), 0x00730000, 0xfe000fff);
#endif
- clk_register(&realview_clcd_clk);
-
realview_flash_register(&realview_pb1176_flash_resource, 1);
platform_device_register(&realview_pb1176_smsc911x_device);
l2x0_init(__io_address(REALVIEW_TC11MP_L220_BASE), 0x00790000, 0xfe000fff);
#endif
- clk_register(&realview_clcd_clk);
-
realview_flash_register(realview_pb11mp_flash_resource,
ARRAY_SIZE(realview_pb11mp_flash_resource));
platform_device_register(&realview_pb11mp_smsc911x_device);
config CPU_S3C2410
bool
depends on ARCH_S3C2410
+ select CPU_ARM920T
select S3C2410_CLOCK
select S3C2410_GPIO
select CPU_LLSERIAL_S3C2410
config CPU_S3C2412
bool
depends on ARCH_S3C2410
+ select CPU_ARM926T
select CPU_LLSERIAL_S3C2440
select S3C2412_PM if PM
select S3C2412_DMA if S3C2410_DMA
config CPU_S3C2440
bool
depends on ARCH_S3C2410
+ select CPU_ARM920T
select S3C2410_CLOCK
select S3C2410_PM if PM
select S3C2410_GPIO
config CPU_S3C2442
bool
depends on ARCH_S3C2410
+ select CPU_ARM920T
select S3C2410_CLOCK
select S3C2410_GPIO
select S3C2410_PM if PM
*/
#include <linux/module.h>
#include <linux/kernel.h>
+#include <linux/device.h>
#include <linux/list.h>
#include <linux/errno.h>
#include <linux/err.h>
#include <mach/hardware.h>
/*
- * Very simple clock implementation - we only have one clock to
- * deal with at the moment, so we only match using the "name".
+ * Very simple clock implementation - we only have one clock to deal with.
*/
struct clk {
- struct list_head node;
- unsigned long rate;
- const char *name;
unsigned int enabled;
- void (*enable)(void);
- void (*disable)(void);
};
-static LIST_HEAD(clocks);
-static DEFINE_MUTEX(clocks_mutex);
+static void clk_gpio27_enable(void)
+{
+ /*
+ * First, set up the 3.6864MHz clock on GPIO 27 for the SA-1111:
+ * (SA-1110 Developer's Manual, section 9.1.2.1)
+ */
+ GAFR |= GPIO_32_768kHz;
+ GPDR |= GPIO_32_768kHz;
+ TUCR = TUCR_3_6864MHz;
+}
+
+static void clk_gpio27_disable(void)
+{
+ TUCR = 0;
+ GPDR &= ~GPIO_32_768kHz;
+ GAFR &= ~GPIO_32_768kHz;
+}
+
+static struct clk clk_gpio27;
+
static DEFINE_SPINLOCK(clocks_lock);
struct clk *clk_get(struct device *dev, const char *id)
{
- struct clk *p, *clk = ERR_PTR(-ENOENT);
-
- mutex_lock(&clocks_mutex);
- list_for_each_entry(p, &clocks, node) {
- if (strcmp(id, p->name) == 0) {
- clk = p;
- break;
- }
- }
- mutex_unlock(&clocks_mutex);
+ const char *devname = dev_name(dev);
- return clk;
+ return strcmp(devname, "sa1111.0") ? ERR_PTR(-ENOENT) : &clk_gpio27;
}
EXPORT_SYMBOL(clk_get);
spin_lock_irqsave(&clocks_lock, flags);
if (clk->enabled++ == 0)
- clk->enable();
+ clk_gpio27_enable();
spin_unlock_irqrestore(&clocks_lock, flags);
return 0;
}
spin_lock_irqsave(&clocks_lock, flags);
if (--clk->enabled == 0)
- clk->disable();
+ clk_gpio27_disable();
spin_unlock_irqrestore(&clocks_lock, flags);
}
EXPORT_SYMBOL(clk_disable);
unsigned long clk_get_rate(struct clk *clk)
{
- return clk->rate;
+ return 3686400;
}
EXPORT_SYMBOL(clk_get_rate);
-
-
-static void clk_gpio27_enable(void)
-{
- /*
- * First, set up the 3.6864MHz clock on GPIO 27 for the SA-1111:
- * (SA-1110 Developer's Manual, section 9.1.2.1)
- */
- GAFR |= GPIO_32_768kHz;
- GPDR |= GPIO_32_768kHz;
- TUCR = TUCR_3_6864MHz;
-}
-
-static void clk_gpio27_disable(void)
-{
- TUCR = 0;
- GPDR &= ~GPIO_32_768kHz;
- GAFR &= ~GPIO_32_768kHz;
-}
-
-static struct clk clk_gpio27 = {
- .name = "SA1111_CLK",
- .rate = 3686400,
- .enable = clk_gpio27_enable,
- .disable = clk_gpio27_disable,
-};
-
-int clk_register(struct clk *clk)
-{
- mutex_lock(&clocks_mutex);
- list_add(&clk->node, &clocks);
- mutex_unlock(&clocks_mutex);
- return 0;
-}
-EXPORT_SYMBOL(clk_register);
-
-void clk_unregister(struct clk *clk)
-{
- mutex_lock(&clocks_mutex);
- list_del(&clk->node);
- mutex_unlock(&clocks_mutex);
-}
-EXPORT_SYMBOL(clk_unregister);
-
-static int __init clk_init(void)
-{
- clk_register(&clk_gpio27);
- return 0;
-}
-arch_initcall(clk_init);
config ARCH_VERSATILE_PB
bool "Support Versatile/PB platform"
+ select CPU_ARM926T
default y
help
Include support for the ARM(R) Versatile/PB platform.
config MACH_VERSATILE_AB
bool "Support Versatile/AB platform"
+ select CPU_ARM926T
help
Include support for the ARM(R) Versatile/AP platform.
*/
#include <linux/module.h>
#include <linux/kernel.h>
+#include <linux/device.h>
#include <linux/list.h>
#include <linux/errno.h>
#include <linux/err.h>
#include <linux/clk.h>
#include <linux/mutex.h>
+#include <asm/clkdev.h>
#include <asm/hardware/icst307.h>
#include "clock.h"
-static LIST_HEAD(clocks);
-static DEFINE_MUTEX(clocks_mutex);
-
-struct clk *clk_get(struct device *dev, const char *id)
-{
- struct clk *p, *clk = ERR_PTR(-ENOENT);
-
- mutex_lock(&clocks_mutex);
- list_for_each_entry(p, &clocks, node) {
- if (strcmp(id, p->name) == 0 && try_module_get(p->owner)) {
- clk = p;
- break;
- }
- }
- mutex_unlock(&clocks_mutex);
-
- return clk;
-}
-EXPORT_SYMBOL(clk_get);
-
-void clk_put(struct clk *clk)
-{
- module_put(clk->owner);
-}
-EXPORT_SYMBOL(clk_put);
-
int clk_enable(struct clk *clk)
{
return 0;
long clk_round_rate(struct clk *clk, unsigned long rate)
{
- return rate;
+ struct icst307_vco vco;
+ vco = icst307_khz_to_vco(clk->params, rate / 1000);
+ return icst307_khz(clk->params, vco) * 1000;
}
EXPORT_SYMBOL(clk_round_rate);
vco = icst307_khz_to_vco(clk->params, rate / 1000);
clk->rate = icst307_khz(clk->params, vco) * 1000;
-
- printk("Clock %s: setting VCO reg params: S=%d R=%d V=%d\n",
- clk->name, vco.s, vco.r, vco.v);
-
clk->setvco(clk, vco);
ret = 0;
}
return ret;
}
EXPORT_SYMBOL(clk_set_rate);
-
-/*
- * These are fixed clocks.
- */
-static struct clk kmi_clk = {
- .name = "KMIREFCLK",
- .rate = 24000000,
-};
-
-static struct clk uart_clk = {
- .name = "UARTCLK",
- .rate = 24000000,
-};
-
-static struct clk mmci_clk = {
- .name = "MCLK",
- .rate = 24000000,
-};
-
-int clk_register(struct clk *clk)
-{
- mutex_lock(&clocks_mutex);
- list_add(&clk->node, &clocks);
- mutex_unlock(&clocks_mutex);
- return 0;
-}
-EXPORT_SYMBOL(clk_register);
-
-void clk_unregister(struct clk *clk)
-{
- mutex_lock(&clocks_mutex);
- list_del(&clk->node);
- mutex_unlock(&clocks_mutex);
-}
-EXPORT_SYMBOL(clk_unregister);
-
-static int __init clk_init(void)
-{
- clk_register(&kmi_clk);
- clk_register(&uart_clk);
- clk_register(&mmci_clk);
- return 0;
-}
-arch_initcall(clk_init);
struct icst307_params;
struct clk {
- struct list_head node;
unsigned long rate;
- struct module *owner;
- const char *name;
const struct icst307_params *params;
+ u32 oscoff;
void *data;
void (*setvco)(struct clk *, struct icst307_vco vco);
};
-
-int clk_register(struct clk *clk);
-void clk_unregister(struct clk *clk);
#include <linux/cnt32_to_63.h>
#include <linux/io.h>
+#include <asm/clkdev.h>
#include <asm/system.h>
#include <mach/hardware.h>
#include <asm/irq.h>
static void versatile_oscvco_set(struct clk *clk, struct icst307_vco vco)
{
- void __iomem *sys_lock = __io_address(VERSATILE_SYS_BASE) + VERSATILE_SYS_LOCK_OFFSET;
- void __iomem *sys_osc = __io_address(VERSATILE_SYS_BASE) + VERSATILE_SYS_OSCCLCD_OFFSET;
+ void __iomem *sys = __io_address(VERSATILE_SYS_BASE);
+ void __iomem *sys_lock = sys + VERSATILE_SYS_LOCK_OFFSET;
u32 val;
- val = readl(sys_osc) & ~0x7ffff;
+ val = readl(sys + clk->oscoff) & ~0x7ffff;
val |= vco.v | (vco.r << 9) | (vco.s << 16);
writel(0xa05f, sys_lock);
- writel(val, sys_osc);
+ writel(val, sys + clk->oscoff);
writel(0, sys_lock);
}
-static struct clk versatile_clcd_clk = {
- .name = "CLCDCLK",
+static struct clk osc4_clk = {
.params = &versatile_oscvco_params,
- .setvco = versatile_oscvco_set,
+ .oscoff = VERSATILE_SYS_OSCCLCD_OFFSET,
+ .setvco = versatile_oscvco_set,
+};
+
+/*
+ * These are fixed clocks.
+ */
+static struct clk ref24_clk = {
+ .rate = 24000000,
+};
+
+static struct clk_lookup lookups[] __initdata = {
+ { /* UART0 */
+ .dev_id = "dev:f1",
+ .clk = &ref24_clk,
+ }, { /* UART1 */
+ .dev_id = "dev:f2",
+ .clk = &ref24_clk,
+ }, { /* UART2 */
+ .dev_id = "dev:f3",
+ .clk = &ref24_clk,
+ }, { /* UART3 */
+ .dev_id = "fpga:09",
+ .clk = &ref24_clk,
+ }, { /* KMI0 */
+ .dev_id = "fpga:06",
+ .clk = &ref24_clk,
+ }, { /* KMI1 */
+ .dev_id = "fpga:07",
+ .clk = &ref24_clk,
+ }, { /* MMC0 */
+ .dev_id = "fpga:05",
+ .clk = &ref24_clk,
+ }, { /* MMC1 */
+ .dev_id = "fpga:0b",
+ .clk = &ref24_clk,
+ }, { /* CLCD */
+ .dev_id = "dev:20",
+ .clk = &osc4_clk,
+ }
};
/*
{
int i;
- clk_register(&versatile_clcd_clk);
+ for (i = 0; i < ARRAY_SIZE(lookups); i++)
+ clkdev_add(&lookups[i]);
platform_device_register(&versatile_flash_device);
platform_device_register(&versatile_i2c_device);
--- /dev/null
+#ifndef __ASM_MACH_CLKDEV_H
+#define __ASM_MACH_CLKDEV_H
+
+#define __clk_get(clk) ({ 1; })
+#define __clk_put(clk) do { } while (0)
+
+#endif
# ARM610
config CPU_ARM610
- bool "Support ARM610 processor"
- depends on ARCH_RPC
+ bool "Support ARM610 processor" if ARCH_RPC
select CPU_32v3
select CPU_CACHE_V3
select CPU_CACHE_VIVT
# ARM710
config CPU_ARM710
- bool "Support ARM710 processor" if !ARCH_CLPS7500 && ARCH_RPC
- default y if ARCH_CLPS7500
+ bool "Support ARM710 processor" if ARCH_RPC
select CPU_32v3
select CPU_CACHE_V3
select CPU_CACHE_VIVT
# ARM720T
config CPU_ARM720T
- bool "Support ARM720T processor" if !ARCH_CLPS711X && !ARCH_L7200 && !ARCH_CDB89712 && ARCH_INTEGRATOR
- default y if ARCH_CLPS711X || ARCH_L7200 || ARCH_CDB89712 || ARCH_H720X
+ bool "Support ARM720T processor" if ARCH_INTEGRATOR
select CPU_32v4T
select CPU_ABRT_LV4T
select CPU_PABRT_NOIFAR
# ARM920T
config CPU_ARM920T
- bool "Support ARM920T processor"
- depends on ARCH_EP93XX || ARCH_INTEGRATOR || CPU_S3C2410 || CPU_S3C2440 || CPU_S3C2442 || ARCH_IMX || ARCH_AAEC2000 || ARCH_AT91RM9200
- default y if CPU_S3C2410 || CPU_S3C2440 || CPU_S3C2442 || ARCH_AT91RM9200
+ bool "Support ARM920T processor" if ARCH_INTEGRATOR
select CPU_32v4T
select CPU_ABRT_EV4T
select CPU_PABRT_NOIFAR
# ARM922T
config CPU_ARM922T
bool "Support ARM922T processor" if ARCH_INTEGRATOR
- depends on ARCH_LH7A40X || ARCH_INTEGRATOR || ARCH_KS8695
- default y if ARCH_LH7A40X || ARCH_KS8695
select CPU_32v4T
select CPU_ABRT_EV4T
select CPU_PABRT_NOIFAR
# ARM925T
config CPU_ARM925T
bool "Support ARM925T processor" if ARCH_OMAP1
- depends on ARCH_OMAP15XX
- default y if ARCH_OMAP15XX
select CPU_32v4T
select CPU_ABRT_EV4T
select CPU_PABRT_NOIFAR
# ARM926T
config CPU_ARM926T
- bool "Support ARM926T processor"
- depends on ARCH_INTEGRATOR || ARCH_VERSATILE_PB || \
- MACH_VERSATILE_AB || ARCH_OMAP730 || \
- ARCH_OMAP16XX || MACH_REALVIEW_EB || \
- ARCH_PNX4008 || ARCH_NETX || CPU_S3C2412 || \
- ARCH_AT91SAM9260 || ARCH_AT91SAM9261 || \
- ARCH_AT91SAM9263 || ARCH_AT91SAM9RL || \
- ARCH_AT91SAM9G20 || ARCH_AT91CAP9 || \
- ARCH_NS9XXX || ARCH_DAVINCI || ARCH_MX2
- default y if ARCH_VERSATILE_PB || MACH_VERSATILE_AB || \
- ARCH_OMAP730 || ARCH_OMAP16XX || \
- ARCH_PNX4008 || ARCH_NETX || CPU_S3C2412 || \
- ARCH_AT91SAM9260 || ARCH_AT91SAM9261 || \
- ARCH_AT91SAM9263 || ARCH_AT91SAM9RL || \
- ARCH_AT91SAM9G20 || ARCH_AT91CAP9 || \
- ARCH_NS9XXX || ARCH_DAVINCI || ARCH_MX2
+ bool "Support ARM926T processor" if ARCH_INTEGRATOR || MACH_REALVIEW_EB
select CPU_32v5
select CPU_ABRT_EV5TJ
select CPU_PABRT_NOIFAR
# ARM1020 - needs validating
config CPU_ARM1020
- bool "Support ARM1020T (rev 0) processor"
- depends on ARCH_INTEGRATOR
+ bool "Support ARM1020T (rev 0) processor" if ARCH_INTEGRATOR
select CPU_32v5
select CPU_ABRT_EV4T
select CPU_PABRT_NOIFAR
# ARM1020E - needs validating
config CPU_ARM1020E
- bool "Support ARM1020E processor"
- depends on ARCH_INTEGRATOR
+ bool "Support ARM1020E processor" if ARCH_INTEGRATOR
select CPU_32v5
select CPU_ABRT_EV4T
select CPU_PABRT_NOIFAR
# ARM1022E
config CPU_ARM1022
- bool "Support ARM1022E processor"
- depends on ARCH_INTEGRATOR
+ bool "Support ARM1022E processor" if ARCH_INTEGRATOR
select CPU_32v5
select CPU_ABRT_EV4T
select CPU_PABRT_NOIFAR
# ARM1026EJ-S
config CPU_ARM1026
- bool "Support ARM1026EJ-S processor"
- depends on ARCH_INTEGRATOR
+ bool "Support ARM1026EJ-S processor" if ARCH_INTEGRATOR
select CPU_32v5
select CPU_ABRT_EV5T # But need Jazelle, but EV5TJ ignores bit 10
select CPU_PABRT_NOIFAR
# SA110
config CPU_SA110
- bool "Support StrongARM(R) SA-110 processor" if !ARCH_EBSA110 && !FOOTBRIDGE && !ARCH_TBOX && !ARCH_SHARK && !ARCH_NEXUSPCI && ARCH_RPC
- default y if ARCH_EBSA110 || FOOTBRIDGE || ARCH_TBOX || ARCH_SHARK || ARCH_NEXUSPCI
+ bool "Support StrongARM(R) SA-110 processor" if ARCH_RPC
select CPU_32v3 if ARCH_RPC
select CPU_32v4 if !ARCH_RPC
select CPU_ABRT_EV4
# SA1100
config CPU_SA1100
bool
- depends on ARCH_SA1100
- default y
select CPU_32v4
select CPU_ABRT_EV4
select CPU_PABRT_NOIFAR
# XScale
config CPU_XSCALE
bool
- depends on ARCH_IOP32X || ARCH_IOP33X || PXA25x || PXA27x || ARCH_IXP4XX || ARCH_IXP2000
- default y
select CPU_32v5
select CPU_ABRT_EV5T
select CPU_PABRT_NOIFAR
# XScale Core Version 3
config CPU_XSC3
bool
- depends on ARCH_IXP23XX || ARCH_IOP13XX || PXA3xx
- default y
select CPU_32v5
select CPU_ABRT_EV5T
select CPU_PABRT_NOIFAR
# Feroceon
config CPU_FEROCEON
bool
- depends on ARCH_ORION5X || ARCH_LOKI || ARCH_KIRKWOOD || ARCH_MV78XX0
- default y
select CPU_32v5
select CPU_ABRT_EV5T
select CPU_PABRT_NOIFAR
# ARMv6
config CPU_V6
- bool "Support ARM V6 processor"
- depends on ARCH_INTEGRATOR || MACH_REALVIEW_EB || ARCH_OMAP2 || ARCH_MX3 || ARCH_MSM || MACH_REALVIEW_PB11MP || MACH_REALVIEW_PB1176
- default y if ARCH_MX3
- default y if ARCH_MSM
+ bool "Support ARM V6 processor" if ARCH_INTEGRATOR || MACH_REALVIEW_EB
select CPU_32v6
select CPU_ABRT_EV6
select CPU_PABRT_NOIFAR
# ARMv7
config CPU_V7
- bool "Support ARM V7 processor"
- depends on ARCH_INTEGRATOR || MACH_REALVIEW_EB || ARCH_OMAP3
+ bool "Support ARM V7 processor" if ARCH_INTEGRATOR || MACH_REALVIEW_EB
select CPU_32v6K
select CPU_32v7
select CPU_ABRT_EV7
* allocate the zero page. Note that we count on this going ok.
*/
zero_page = alloc_bootmem_low_pages(PAGE_SIZE);
- memzero(zero_page, PAGE_SIZE);
+ memset(zero_page, 0, PAGE_SIZE);
empty_zero_page = virt_to_page(zero_page);
flush_dcache_page(empty_zero_page);
}
if (!new_pgd)
goto no_pgd;
- memzero(new_pgd, FIRST_KERNEL_PGD_NR * sizeof(pgd_t));
+ memset(new_pgd, 0, FIRST_KERNEL_PGD_NR * sizeof(pgd_t));
/*
* Copy over the kernel and IO PGD entries
config ARCH_MX2
bool "MX2-based"
+ select CPU_ARM926T
help
This enables support for systems based on the Freescale i.MX2 family
config ARCH_MX3
bool "MX3-based"
+ select CPU_V6
help
This enables support for systems based on the Freescale i.MX3 family
config ARCH_OMAP2
bool "TI OMAP2"
+ select CPU_V6
config ARCH_OMAP3
bool "TI OMAP3"
+ select CPU_V7
endchoice
snprintf(i2c->adap.name, sizeof(i2c->adap.name), "pxa_i2c-i2c.%u",
i2c->adap.nr);
- i2c->clk = clk_get(&dev->dev, "I2CCLK");
+ i2c->clk = clk_get(&dev->dev, NULL);
if (IS_ERR(i2c->clk)) {
ret = PTR_ERR(i2c->clk);
goto eclk;
goto failed_free_mem;
}
- keypad->clk = clk_get(&pdev->dev, "KBDCLK");
+ keypad->clk = clk_get(&pdev->dev, NULL);
if (IS_ERR(keypad->clk)) {
dev_err(&pdev->dev, "failed to get keypad clock\n");
error = PTR_ERR(keypad->clk);
goto exit;
}
- pcdev->clk = clk_get(&pdev->dev, "CAMCLK");
+ pcdev->clk = clk_get(&pdev->dev, NULL);
if (IS_ERR(pcdev->clk)) {
err = PTR_ERR(pcdev->clk);
goto exit_kfree;
u16 dir_reg[ASIC3_NUM_GPIO_BANKS];
int i;
- memzero(alt_reg, ASIC3_NUM_GPIO_BANKS * sizeof(u16));
- memzero(out_reg, ASIC3_NUM_GPIO_BANKS * sizeof(u16));
- memzero(dir_reg, ASIC3_NUM_GPIO_BANKS * sizeof(u16));
+ memset(alt_reg, 0, ASIC3_NUM_GPIO_BANKS * sizeof(u16));
+ memset(out_reg, 0, ASIC3_NUM_GPIO_BANKS * sizeof(u16));
+ memset(dir_reg, 0, ASIC3_NUM_GPIO_BANKS * sizeof(u16));
/* Enable all GPIOs */
asic3_write_register(asic, ASIC3_GPIO_OFFSET(A, MASK), 0xffff);
host->pdata = pdev->dev.platform_data;
host->clkrt = CLKRT_OFF;
- host->clk = clk_get(&pdev->dev, "MMCCLK");
+ host->clk = clk_get(&pdev->dev, NULL);
if (IS_ERR(host->clk)) {
ret = PTR_ERR(host->clk);
host->clk = NULL;
err = -ENOMEM;
goto Error;
}
- memzero(info, sizeof(struct ixp2000_flash_info));
+ memset(info, 0, sizeof(struct ixp2000_flash_info));
platform_set_drvdata(dev, info);
err = -ENOMEM;
goto Error;
}
- memzero(info, sizeof(struct ixp4xx_flash_info));
+ memset(info, 0, sizeof(struct ixp4xx_flash_info));
platform_set_drvdata(dev, info);
this = &info->nand_chip;
mtd->priv = info;
- info->clk = clk_get(&pdev->dev, "NANDCLK");
+ info->clk = clk_get(&pdev->dev, NULL);
if (IS_ERR(info->clk)) {
dev_err(&pdev->dev, "failed to get nand clock\n");
ret = PTR_ERR(info->clk);
goto exit_error;
}
- memzero(info, sizeof(*info));
+ memset(info, 0, sizeof(*info));
platform_set_drvdata(pdev, info);
spin_lock_init(&info->controller.lock);
goto exit_error;
}
- memzero(info->mtds, size);
+ memset(info->mtds, 0, size);
/* initialise all possible chips */
if (!sport)
return -ENOMEM;
- sport->clk = clk_get(&dev->dev, "UARTCLK");
+ sport->clk = clk_get(&dev->dev, NULL);
if (IS_ERR(sport->clk)) {
ret = PTR_ERR(sport->clk);
goto err_free;
if (irq < 0)
return -ENODEV;
- dev->clk = clk_get(&pdev->dev, "UDCCLK");
+ dev->clk = clk_get(&pdev->dev, NULL);
if (IS_ERR(dev->clk)) {
retval = PTR_ERR(dev->clk);
goto err_clk;
udc->dev = &pdev->dev;
udc->mach = pdev->dev.platform_data;
- udc->clk = clk_get(&pdev->dev, "UDCCLK");
+ udc->clk = clk_get(&pdev->dev, NULL);
if (IS_ERR(udc->clk)) {
retval = PTR_ERR(udc->clk);
goto err_clk;
return -ENXIO;
}
- usb_clk = clk_get(&pdev->dev, "USBCLK");
+ usb_clk = clk_get(&pdev->dev, NULL);
if (IS_ERR(usb_clk))
return PTR_ERR(usb_clk);
memset(fbi, 0, sizeof(struct pxafb_info));
fbi->dev = dev;
- fbi->clk = clk_get(dev, "LCDCLK");
+ fbi->clk = clk_get(dev, NULL);
if (IS_ERR(fbi->clk)) {
kfree(fbi);
return NULL;
* - convert dma address types to dma_addr_t
* - remove unused 'montype' stuff
* - remove redundant zero inits of init_var after the initial
- * memzero.
+ * memset.
* - remove allow_modeset (acornfb idea does not belong here)
*
* 2001/05/28: <rmk@arm.linux.org.uk>
projects / linux-2.6-omap-h63xx.git / commitdiff