config ARM
bool
default y
+ select ARCH_HAVE_CUSTOM_GPIO_H
select HAVE_AOUT
select HAVE_DMA_API_DEBUG
select HAVE_IDE if PCI || ISA || PCMCIA
+ select HAVE_DMA_ATTRS
+ select HAVE_DMA_CONTIGUOUS if (CPU_V6 || CPU_V6K || CPU_V7)
+ select CMA if (CPU_V6 || CPU_V6K || CPU_V7)
select HAVE_MEMBLOCK
select RTC_LIB
select SYS_SUPPORTS_APM_EMULATION
select HAVE_OPROFILE if (HAVE_PERF_EVENTS)
select HAVE_ARCH_JUMP_LABEL if !XIP_KERNEL
select HAVE_ARCH_KGDB
+ select HAVE_ARCH_TRACEHOOK
select HAVE_KPROBES if !XIP_KERNEL
select HAVE_KRETPROBES if (HAVE_KPROBES)
select HAVE_FUNCTION_TRACER if (!XIP_KERNEL)
select HAVE_HW_BREAKPOINT if (PERF_EVENTS && (CPU_V6 || CPU_V6K || CPU_V7))
select HAVE_C_RECORDMCOUNT
select HAVE_GENERIC_HARDIRQS
+ select HARDIRQS_SW_RESEND
+ select GENERIC_IRQ_PROBE
select GENERIC_IRQ_SHOW
+ select GENERIC_IRQ_PROBE
+ select HARDIRQS_SW_RESEND
select CPU_PM if (SUSPEND || CPU_IDLE)
select GENERIC_PCI_IOMAP
- select HAVE_BPF_JIT if NET
+ select HAVE_BPF_JIT
+ select GENERIC_SMP_IDLE_THREAD
+ select KTIME_SCALAR
+ select GENERIC_CLOCKEVENTS_BROADCAST if SMP
help
The ARM series is a line of low-power-consumption RISC chip designs
licensed by ARM Ltd and targeted at embedded applications and
config ARM_HAS_SG_CHAIN
bool
-config HAVE_PWM
+config NEED_SG_DMA_LENGTH
bool
-config MIGHT_HAVE_PCI
+config ARM_DMA_USE_IOMMU
+ select NEED_SG_DMA_LENGTH
+ select ARM_HAS_SG_CHAIN
bool
-config SYS_SUPPORTS_APM_EMULATION
- bool
-
-config GENERIC_GPIO
+config HAVE_PWM
bool
-config ARCH_USES_GETTIMEOFFSET
+config MIGHT_HAVE_PCI
bool
- default n
-config GENERIC_CLOCKEVENTS
+config SYS_SUPPORTS_APM_EMULATION
bool
-config GENERIC_CLOCKEVENTS_BROADCAST
+config GENERIC_GPIO
bool
- depends on GENERIC_CLOCKEVENTS
- default y if SMP
-
-config KTIME_SCALAR
- bool
- default y
config HAVE_TCM
bool
config SBUS
bool
-config MCA
- bool
- help
- MicroChannel Architecture is found in some IBM PS/2 machines and
- laptops. It is a bus system similar to PCI or ISA. See
- <file:Documentation/mca.txt> (and especially the web page given
- there) before attempting to build an MCA bus kernel.
-
config STACKTRACE_SUPPORT
bool
default y
bool
default y
-config HARDIRQS_SW_RESEND
- bool
- default y
-
-config GENERIC_IRQ_PROBE
- bool
- default y
-
config GENERIC_LOCKBREAK
bool
default y
and that the relevant menu configurations are displayed for
it.
-config ARCH_HAS_CPU_IDLE_WAIT
- def_bool y
-
config GENERIC_HWEIGHT
bool
default y
select NEED_MACH_IO_H
select NEED_MACH_MEMORY_H
select SPARSE_IRQ
+ select MULTI_IRQ_HANDLER
help
Support for ARM's Integrator platform.
select IRQ_DOMAIN
select NEED_MACH_IO_H if PCCARD
help
- This enables support for systems based on the Atmel AT91RM9200,
- AT91SAM9 processors.
+ This enables support for systems based on Atmel
+ AT91RM9200 and AT91SAM9* processors.
config ARCH_BCMRING
bool "Broadcom BCMRING"
Support for the Calxeda Highbank SoC based boards.
config ARCH_CLPS711X
- bool "Cirrus Logic CLPS711x/EP721x-based"
+ bool "Cirrus Logic CLPS711x/EP721x/EP731x-based"
select CPU_ARM720T
select ARCH_USES_GETTIMEOFFSET
select NEED_MACH_MEMORY_H
help
- Support for Cirrus Logic 711x/721x based boards.
+ Support for Cirrus Logic 711x/721x/731x based boards.
config ARCH_CNS3XXX
bool "Cavium Networks CNS3XXX family"
select CLKDEV_LOOKUP
select GENERIC_IRQ_CHIP
select MIGHT_HAVE_CACHE_L2X0
+ select PINCTRL
+ select PINCTRL_SIRF
select USE_OF
select ZONE_DMA
help
select CLKDEV_LOOKUP
select CLKSRC_MMIO
select HAVE_CLK_PREPARE
+ select PINCTRL
help
Support for Freescale MXS-based family of processors
help
Support for Intel's IOP33X (XScale) family of processors.
-config ARCH_IXP23XX
- bool "IXP23XX-based"
- depends on MMU
- select CPU_XSC3
- select PCI
- select ARCH_USES_GETTIMEOFFSET
- select NEED_MACH_IO_H
- select NEED_MACH_MEMORY_H
- 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
- select ARCH_USES_GETTIMEOFFSET
- select NEED_MACH_IO_H
- select NEED_MACH_MEMORY_H
- help
- Support for Intel's IXP2400/2800 (XScale) family of processors.
-
config ARCH_IXP4XX
bool "IXP4xx-based"
depends on MMU
select USB_ARCH_HAS_OHCI
select CLKDEV_LOOKUP
select GENERIC_CLOCKEVENTS
+ select USE_OF
help
Support for the NXP LPC32XX family of processors
select CLKDEV_LOOKUP
select GENERIC_CLOCKEVENTS
select GPIO_PXA
- select TICK_ONESHOT
+ select IRQ_DOMAIN
select PLAT_PXA
select SPARSE_IRQ
select GENERIC_ALLOCATOR
select ARCH_REQUIRE_GPIOLIB
select GENERIC_CLOCKEVENTS
select GPIO_PXA
- select TICK_ONESHOT
select PLAT_PXA
select SPARSE_IRQ
select AUTO_ZRELADDR
select CPU_FREQ
select GENERIC_CLOCKEVENTS
select CLKDEV_LOOKUP
- select TICK_ONESHOT
select ARCH_REQUIRE_GPIOLIB
select HAVE_IDE
select NEED_MACH_MEMORY_H
select CPU_ARM926T
select CLKDEV_LOOKUP
select GENERIC_CLOCKEVENTS
+ select PINCTRL
select MIGHT_HAVE_CACHE_L2X0
select ARCH_REQUIRE_GPIOLIB
help
source "arch/arm/mach-ixp4xx/Kconfig"
-source "arch/arm/mach-ixp2000/Kconfig"
-
-source "arch/arm/mach-ixp23xx/Kconfig"
-
source "arch/arm/mach-kirkwood/Kconfig"
source "arch/arm/mach-ks8695/Kconfig"
source "arch/arm/plat-samsung/Kconfig"
source "arch/arm/plat-s3c24xx/Kconfig"
- source "arch/arm/plat-s5p/Kconfig"
source "arch/arm/plat-spear/Kconfig"
menu "Kernel Features"
-source "kernel/time/Kconfig"
-
config HAVE_SMP
bool
help
help
This option enables support for the ARM system coherency unit
+config ARM_ARCH_TIMER
+ bool "Architected timer support"
+ depends on CPU_V7
+ help
+ This option enables support for the ARM architected timer
+
config HAVE_ARM_TWD
bool
depends on SMP
- select TICK_ONESHOT
help
This options enables support for the ARM timer and watchdog unit
default ZBOOT_ROM_NONE
help
Include experimental SD/MMC loading code in the ROM-able zImage.
- With this enabled it is possible to write the the ROM-able zImage
+ With this enabled it is possible to write the ROM-able zImage
kernel image to an MMC or SD card and boot the kernel straight
from the reset vector. At reset the processor Mask ROM will load
- the first part of the the ROM-able zImage which in turn loads the
+ the first part of the ROM-able zImage which in turn loads the
rest the kernel image to RAM.
config ZBOOT_ROM_NONE
source "kernel/power/Kconfig"
config ARCH_SUSPEND_POSSIBLE
- depends on !ARCH_S5PC100
+ depends on !ARCH_S5PC100 && !ARCH_TEGRA
depends on CPU_ARM920T || CPU_ARM926T || CPU_SA1100 || \
- CPU_V6 || CPU_V6K || CPU_V7 || CPU_XSC3 || CPU_XSCALE
+ CPU_V6 || CPU_V6K || CPU_V7 || CPU_XSC3 || CPU_XSCALE || CPU_MOHAWK
def_bool y
config ARM_CPU_SUSPEND
arch-$(CONFIG_CPU_32v3) :=-D__LINUX_ARM_ARCH__=3 -march=armv3
# This selects how we optimise for the processor.
-tune-$(CONFIG_CPU_ARM610) :=-mtune=arm610
-tune-$(CONFIG_CPU_ARM710) :=-mtune=arm710
tune-$(CONFIG_CPU_ARM7TDMI) :=-mtune=arm7tdmi
tune-$(CONFIG_CPU_ARM720T) :=-mtune=arm7tdmi
tune-$(CONFIG_CPU_ARM740T) :=-mtune=arm7tdmi
CHECKFLAGS += -D__arm__
#Default value
-head-y := arch/arm/kernel/head$(MMUEXT).o arch/arm/kernel/init_task.o
+head-y := arch/arm/kernel/head$(MMUEXT).o
textofs-y := 0x00008000
textofs-$(CONFIG_ARCH_CLPS711X) := 0x00028000
# We don't want the htc bootloader to corrupt kernel during resume
machine-$(CONFIG_ARCH_IOP13XX) := iop13xx
machine-$(CONFIG_ARCH_IOP32X) := iop32x
machine-$(CONFIG_ARCH_IOP33X) := iop33x
-machine-$(CONFIG_ARCH_IXP2000) := ixp2000
-machine-$(CONFIG_ARCH_IXP23XX) := ixp23xx
machine-$(CONFIG_ARCH_IXP4XX) := ixp4xx
machine-$(CONFIG_ARCH_KIRKWOOD) := kirkwood
machine-$(CONFIG_ARCH_KS8695) := ks8695
machine-$(CONFIG_ARCH_NETX) := netx
machine-$(CONFIG_ARCH_NOMADIK) := nomadik
machine-$(CONFIG_ARCH_OMAP1) := omap1
- machine-$(CONFIG_ARCH_OMAP2) := omap2
- machine-$(CONFIG_ARCH_OMAP3) := omap2
- machine-$(CONFIG_ARCH_OMAP4) := omap2
+ machine-$(CONFIG_ARCH_OMAP2PLUS) := omap2
machine-$(CONFIG_ARCH_ORION5X) := orion5x
machine-$(CONFIG_ARCH_PICOXCELL) := picoxcell
machine-$(CONFIG_ARCH_PNX4008) := pnx4008
plat-$(CONFIG_PLAT_ORION) := orion
plat-$(CONFIG_PLAT_PXA) := pxa
plat-$(CONFIG_PLAT_S3C24XX) := s3c24xx samsung
- plat-$(CONFIG_PLAT_S5P) := s5p samsung
+ plat-$(CONFIG_PLAT_S5P) := samsung
plat-$(CONFIG_PLAT_SPEAR) := spear
plat-$(CONFIG_PLAT_VERSATILE) := versatile
#define __ARCH_ARM_MACH_OMAP1_COMMON_H
#include <plat/common.h>
+#include <linux/mtd/mtd.h>
#if defined(CONFIG_ARCH_OMAP730) || defined(CONFIG_ARCH_OMAP850)
void omap7xx_map_io(void);
void omap1_init_irq(void);
void omap1_restart(char, const char *);
+extern void __init omap_check_revision(void);
+
+extern void omap1_nand_cmd_ctl(struct mtd_info *mtd, int cmd,
+ unsigned int ctrl);
+
extern struct sys_timer omap1_timer;
- extern bool omap_32k_timer_init(void);
+ #ifdef CONFIG_OMAP_32K_TIMER
+ extern int omap_32k_timer_init(void);
+ #else
+ static inline int __init omap_32k_timer_init(void)
+ {
+ return -ENODEV;
+ }
+ #endif
-extern void __init omap_init_consistent_dma_size(void);
+
+extern u32 omap_irq_flags;
+
+#ifdef CONFIG_ARCH_OMAP16XX
+extern int ocpi_enable(void);
+#else
+static inline int ocpi_enable(void) { return 0; }
+#endif
#endif /* __ARCH_ARM_MACH_OMAP1_COMMON_H */
select MENELAUS if ARCH_OMAP2
select TWL4030_CORE if ARCH_OMAP3 || ARCH_OMAP4
select TWL4030_POWER if ARCH_OMAP3 || ARCH_OMAP4
+ select HIGHMEM
help
Compile a kernel suitable for booting most boards
default y
select ARCH_OMAP_OTG
- config SOC_OMAPTI81XX
+ config SOC_TI81XX
bool "TI81XX support"
depends on ARCH_OMAP3
default y
- config SOC_OMAPAM33XX
+ config SOC_AM33XX
bool "AM33XX support"
depends on ARCH_OMAP3
default y
config MACH_TI8168EVM
bool "TI8168 Evaluation Module"
- depends on SOC_OMAPTI81XX
+ depends on SOC_TI81XX
default y
config MACH_TI8148EVM
bool "TI8148 Evaluation Module"
- depends on SOC_OMAPTI81XX
+ depends on SOC_TI81XX
default y
config MACH_OMAP_4430SDP
}
#endif
- #ifdef CONFIG_SOC_OMAPTI81XX
+ #ifdef CONFIG_SOC_TI81XX
extern void omapti81xx_map_common_io(void);
#else
static inline void omapti81xx_map_common_io(void)
}
#endif
- #ifdef CONFIG_SOC_OMAPAM33XX
+ #ifdef CONFIG_SOC_AM33XX
extern void omapam33xx_map_common_io(void);
#else
static inline void omapam33xx_map_common_io(void)
void ti81xx_map_io(void);
void omap_barriers_init(void);
-extern void __init omap_init_consistent_dma_size(void);
-
/**
* omap_test_timeout - busy-loop, testing a condition
* @cond: condition to test until it evaluates to true
static int __init omap3_l3_init(void)
{
- int l;
struct omap_hwmod *oh;
struct platform_device *pdev;
char oh_name[L3_MODULES_MAX_LEN];
if (!(cpu_is_omap34xx()))
return -ENODEV;
- l = snprintf(oh_name, L3_MODULES_MAX_LEN, "l3_main");
+ snprintf(oh_name, L3_MODULES_MAX_LEN, "l3_main");
oh = omap_hwmod_lookup(oh_name);
static int __init omap4_l3_init(void)
{
- int l, i;
+ int i;
struct omap_hwmod *oh[3];
struct platform_device *pdev;
char oh_name[L3_MODULES_MAX_LEN];
return -ENODEV;
for (i = 0; i < L3_MODULES; i++) {
- l = snprintf(oh_name, L3_MODULES_MAX_LEN, "l3_main_%d", i+1);
+ snprintf(oh_name, L3_MODULES_MAX_LEN, "l3_main_%d", i+1);
oh[i] = omap_hwmod_lookup(oh_name);
if (!(oh[i]))
static inline void omap_init_dmic(void) {}
#endif
+#if defined(CONFIG_SND_OMAP_SOC_OMAP_HDMI) || \
+ defined(CONFIG_SND_OMAP_SOC_OMAP_HDMI_MODULE)
+
+static struct platform_device omap_hdmi_audio = {
+ .name = "omap-hdmi-audio",
+ .id = -1,
+};
+
+static void __init omap_init_hdmi_audio(void)
+{
+ struct omap_hwmod *oh;
+ struct platform_device *pdev;
+
+ oh = omap_hwmod_lookup("dss_hdmi");
+ if (!oh) {
+ printk(KERN_ERR "Could not look up dss_hdmi hw_mod\n");
+ return;
+ }
+
+ pdev = omap_device_build("omap-hdmi-audio-dai",
+ -1, oh, NULL, 0, NULL, 0, 0);
+ WARN(IS_ERR(pdev),
+ "Can't build omap_device for omap-hdmi-audio-dai.\n");
+
+ platform_device_register(&omap_hdmi_audio);
+}
+#else
+static inline void omap_init_hdmi_audio(void) {}
+#endif
+
#if defined(CONFIG_SPI_OMAP24XX) || defined(CONFIG_SPI_OMAP24XX_MODULE)
#include <plat/mcspi.h>
void __init omap242x_init_mmc(struct omap_mmc_platform_data **mmc_data)
{
- char *name = "mmci-omap";
+ struct platform_device *pdev;
+ struct omap_hwmod *oh;
+ int id = 0;
+ char *oh_name = "msdi1";
+ char *dev_name = "mmci-omap";
if (!mmc_data[0]) {
pr_err("%s fails: Incomplete platform data\n", __func__);
}
omap242x_mmc_mux(mmc_data[0]);
- omap_mmc_add(name, 0, OMAP2_MMC1_BASE, OMAP2420_MMC_SIZE,
- INT_24XX_MMC_IRQ, mmc_data[0]);
+
+ oh = omap_hwmod_lookup(oh_name);
+ if (!oh) {
+ pr_err("Could not look up %s\n", oh_name);
+ return;
+ }
+ pdev = omap_device_build(dev_name, id, oh, mmc_data[0],
+ sizeof(struct omap_mmc_platform_data), NULL, 0, 0);
+ if (IS_ERR(pdev))
+ WARN(1, "Can'd build omap_device for %s:%s.\n",
+ dev_name, oh->name);
}
#endif
* in alphabetical order so they're easier to sort through.
*/
omap_init_audio();
- omap_init_mcpdm();
- omap_init_dmic();
omap_init_camera();
+ omap_init_hdmi_audio();
omap_init_mbox();
- omap_init_mcspi();
+ /* If dtb is there, the devices will be created dynamically */
+ if (!of_have_populated_dt()) {
+ omap_init_dmic();
+ omap_init_mcpdm();
+ omap_init_mcspi();
+ }
omap_init_pmu();
omap_hdq_init();
omap_init_sti();
#define GPMC_ECC_SIZE_CONFIG 0x1fc
#define GPMC_ECC1_RESULT 0x200
+ /* GPMC ECC control settings */
+ #define GPMC_ECC_CTRL_ECCCLEAR 0x100
+ #define GPMC_ECC_CTRL_ECCDISABLE 0x000
+ #define GPMC_ECC_CTRL_ECCREG1 0x001
+ #define GPMC_ECC_CTRL_ECCREG2 0x002
+ #define GPMC_ECC_CTRL_ECCREG3 0x003
+ #define GPMC_ECC_CTRL_ECCREG4 0x004
+ #define GPMC_ECC_CTRL_ECCREG5 0x005
+ #define GPMC_ECC_CTRL_ECCREG6 0x006
+ #define GPMC_ECC_CTRL_ECCREG7 0x007
+ #define GPMC_ECC_CTRL_ECCREG8 0x008
+ #define GPMC_ECC_CTRL_ECCREG9 0x009
+
#define GPMC_CS0_OFFSET 0x60
#define GPMC_CS_SIZE 0x30
irq++;
}
- ret = request_irq(gpmc_irq,
- gpmc_handle_irq, IRQF_SHARED, "gpmc", gpmc_base);
+ ret = request_irq(gpmc_irq, gpmc_handle_irq, IRQF_SHARED, "gpmc", NULL);
if (ret)
pr_err("gpmc: irq-%d could not claim: err %d\n",
gpmc_irq, ret);
gpmc_ecc_used = cs;
/* clear ecc and enable bits */
- val = ((0x00000001<<8) | 0x00000001);
- gpmc_write_reg(GPMC_ECC_CONTROL, val);
+ gpmc_write_reg(GPMC_ECC_CONTROL,
+ GPMC_ECC_CTRL_ECCCLEAR |
+ GPMC_ECC_CTRL_ECCREG1);
/* program ecc and result sizes */
val = ((((ecc_size >> 1) - 1) << 22) | (0x0000000F));
switch (mode) {
case GPMC_ECC_READ:
- gpmc_write_reg(GPMC_ECC_CONTROL, 0x101);
+ case GPMC_ECC_WRITE:
+ gpmc_write_reg(GPMC_ECC_CONTROL,
+ GPMC_ECC_CTRL_ECCCLEAR |
+ GPMC_ECC_CTRL_ECCREG1);
break;
case GPMC_ECC_READSYN:
- gpmc_write_reg(GPMC_ECC_CONTROL, 0x100);
- break;
- case GPMC_ECC_WRITE:
- gpmc_write_reg(GPMC_ECC_CONTROL, 0x101);
+ gpmc_write_reg(GPMC_ECC_CONTROL,
+ GPMC_ECC_CTRL_ECCCLEAR |
+ GPMC_ECC_CTRL_ECCDISABLE);
break;
default:
printk(KERN_INFO "Error: Unrecognized Mode[%d]!\n", mode);
#include <plat/omap-pm.h>
#include <plat/omap_hwmod.h>
#include <plat/multi.h>
+#include <plat/dma.h>
#include "iomap.h"
#include "voltage.h"
};
#endif
- #ifdef CONFIG_SOC_OMAPTI81XX
+ #ifdef CONFIG_SOC_TI81XX
static struct map_desc omapti81xx_io_desc[] __initdata = {
{
.virtual = L4_34XX_VIRT,
};
#endif
- #ifdef CONFIG_SOC_OMAPAM33XX
+ #ifdef CONFIG_SOC_AM33XX
static struct map_desc omapam33xx_io_desc[] __initdata = {
{
.virtual = L4_34XX_VIRT,
.length = L4_44XX_SIZE,
.type = MT_DEVICE,
},
- {
- .virtual = OMAP44XX_GPMC_VIRT,
- .pfn = __phys_to_pfn(OMAP44XX_GPMC_PHYS),
- .length = OMAP44XX_GPMC_SIZE,
- .type = MT_DEVICE,
- },
- {
- .virtual = OMAP44XX_EMIF1_VIRT,
- .pfn = __phys_to_pfn(OMAP44XX_EMIF1_PHYS),
- .length = OMAP44XX_EMIF1_SIZE,
- .type = MT_DEVICE,
- },
- {
- .virtual = OMAP44XX_EMIF2_VIRT,
- .pfn = __phys_to_pfn(OMAP44XX_EMIF2_PHYS),
- .length = OMAP44XX_EMIF2_SIZE,
- .type = MT_DEVICE,
- },
- {
- .virtual = OMAP44XX_DMM_VIRT,
- .pfn = __phys_to_pfn(OMAP44XX_DMM_PHYS),
- .length = OMAP44XX_DMM_SIZE,
- .type = MT_DEVICE,
- },
{
.virtual = L4_PER_44XX_VIRT,
.pfn = __phys_to_pfn(L4_PER_44XX_PHYS),
.length = L4_PER_44XX_SIZE,
.type = MT_DEVICE,
},
- {
- .virtual = L4_EMU_44XX_VIRT,
- .pfn = __phys_to_pfn(L4_EMU_44XX_PHYS),
- .length = L4_EMU_44XX_SIZE,
- .type = MT_DEVICE,
- },
#ifdef CONFIG_OMAP4_ERRATA_I688
{
.virtual = OMAP4_SRAM_VA,
}
#endif
- #ifdef CONFIG_SOC_OMAPTI81XX
+ #ifdef CONFIG_SOC_TI81XX
void __init omapti81xx_map_common_io(void)
{
iotable_init(omapti81xx_io_desc, ARRAY_SIZE(omapti81xx_io_desc));
}
#endif
- #ifdef CONFIG_SOC_OMAPAM33XX
+ #ifdef CONFIG_SOC_AM33XX
void __init omapam33xx_map_common_io(void)
{
iotable_init(omapam33xx_io_desc, ARRAY_SIZE(omapam33xx_io_desc));
#include <mach/hardware.h>
#include "iomap.h"
+#include "common.h"
/* selected INTC register offsets */
goto out;
irqnr = readl_relaxed(base_addr + 0xd8);
- #ifdef CONFIG_SOC_OMAPTI81XX
+ #ifdef CONFIG_SOC_TI81XX
if (irqnr)
goto out;
irqnr = readl_relaxed(base_addr + 0xf8);
void omap3_intc_suspend(void)
{
/* A pending interrupt would prevent OMAP from entering suspend */
- omap_ack_irq(0);
+ omap_ack_irq(NULL);
}
void omap3_intc_prepare_idle(void)
#include <linux/io.h>
#include <linux/clocksource.h>
+#include <asm/mach/time.h>
#include <asm/sched_clock.h>
#include <plat/hardware.h>
#include <plat/clock.h>
+ /* OMAP2_32KSYNCNT_CR_OFF: offset of 32ksync counter register */
+ #define OMAP2_32KSYNCNT_CR_OFF 0x10
+
/*
* 32KHz clocksource ... always available, on pretty most chips except
* OMAP 730 and 1510. Other timers could be used as clocksources, with
* higher resolution in free-running counter modes (e.g. 12 MHz xtal),
* but systems won't necessarily want to spend resources that way.
*/
- static void __iomem *timer_32k_base;
-
- #define OMAP16XX_TIMER_32K_SYNCHRONIZED 0xfffbc410
+ static void __iomem *sync32k_cnt_reg;
static u32 notrace omap_32k_read_sched_clock(void)
{
- return timer_32k_base ? __raw_readl(timer_32k_base) : 0;
+ return sync32k_cnt_reg ? __raw_readl(sync32k_cnt_reg) : 0;
}
/**
- * read_persistent_clock - Return time from a persistent clock.
+ * omap_read_persistent_clock - Return time from a persistent clock.
*
* Reads the time from a source which isn't disabled during PM, the
* 32k sync timer. Convert the cycles elapsed since last read into
static struct timespec persistent_ts;
static cycles_t cycles, last_cycles;
static unsigned int persistent_mult, persistent_shift;
-void read_persistent_clock(struct timespec *ts)
+static void omap_read_persistent_clock(struct timespec *ts)
{
unsigned long long nsecs;
cycles_t delta;
struct timespec *tsp = &persistent_ts;
last_cycles = cycles;
- cycles = timer_32k_base ? __raw_readl(timer_32k_base) : 0;
+ cycles = sync32k_cnt_reg ? __raw_readl(sync32k_cnt_reg) : 0;
delta = cycles - last_cycles;
nsecs = clocksource_cyc2ns(delta, persistent_mult, persistent_shift);
*ts = *tsp;
}
- int __init omap_init_clocksource_32k(void)
+ /**
+ * omap_init_clocksource_32k - setup and register counter 32k as a
+ * kernel clocksource
+ * @pbase: base addr of counter_32k module
+ * @size: size of counter_32k to map
+ *
+ * Returns 0 upon success or negative error code upon failure.
+ *
+ */
+ int __init omap_init_clocksource_32k(void __iomem *vbase)
{
- static char err[] __initdata = KERN_ERR
- "%s: can't register clocksource!\n";
-
- if (cpu_is_omap16xx() || cpu_class_is_omap2()) {
- u32 pbase;
- unsigned long size = SZ_4K;
- void __iomem *base;
- struct clk *sync_32k_ick;
-
- if (cpu_is_omap16xx()) {
- pbase = OMAP16XX_TIMER_32K_SYNCHRONIZED;
- size = SZ_1K;
- } else if (cpu_is_omap2420())
- pbase = OMAP2420_32KSYNCT_BASE + 0x10;
- else if (cpu_is_omap2430())
- pbase = OMAP2430_32KSYNCT_BASE + 0x10;
- else if (cpu_is_omap34xx())
- pbase = OMAP3430_32KSYNCT_BASE + 0x10;
- else if (cpu_is_omap44xx())
- pbase = OMAP4430_32KSYNCT_BASE + 0x10;
- else
- return -ENODEV;
-
- /* For this to work we must have a static mapping in io.c for this area */
- base = ioremap(pbase, size);
- if (!base)
- return -ENODEV;
-
- sync_32k_ick = clk_get(NULL, "omap_32ksync_ick");
- if (!IS_ERR(sync_32k_ick))
- clk_enable(sync_32k_ick);
-
- timer_32k_base = base;
-
- /*
- * 120000 rough estimate from the calculations in
- * __clocksource_updatefreq_scale.
- */
- clocks_calc_mult_shift(&persistent_mult, &persistent_shift,
- 32768, NSEC_PER_SEC, 120000);
-
- if (clocksource_mmio_init(base, "32k_counter", 32768, 250, 32,
- clocksource_mmio_readl_up))
- printk(err, "32k_counter");
-
- setup_sched_clock(omap_32k_read_sched_clock, 32, 32768);
- register_persistent_clock(NULL, omap_read_persistent_clock);
+ int ret;
+
+ /*
+ * 32k sync Counter register offset is at 0x10
+ */
+ sync32k_cnt_reg = vbase + OMAP2_32KSYNCNT_CR_OFF;
+
+ /*
+ * 120000 rough estimate from the calculations in
+ * __clocksource_updatefreq_scale.
+ */
+ clocks_calc_mult_shift(&persistent_mult, &persistent_shift,
+ 32768, NSEC_PER_SEC, 120000);
+
+ ret = clocksource_mmio_init(sync32k_cnt_reg, "32k_counter", 32768,
+ 250, 32, clocksource_mmio_readl_up);
+ if (ret) {
+ pr_err("32k_counter: can't register clocksource\n");
+ return ret;
}
+
+ setup_sched_clock(omap_32k_read_sched_clock, 32, 32768);
++ register_persistent_clock(NULL, omap_read_persistent_clock);
+ pr_info("OMAP clocksource: 32k_counter at 32768 Hz\n");
+
return 0;
}
#include <plat/tc.h>
+/*
+ * MAX_LOGICAL_DMA_CH_COUNT: the maximum number of logical DMA
+ * channels that an instance of the SDMA IP block can support. Used
+ * to size arrays. (The actual maximum on a particular SoC may be less
+ * than this -- for example, OMAP1 SDMA instances only support 17 logical
+ * DMA channels.)
+ */
+#define MAX_LOGICAL_DMA_CH_COUNT 32
+
#undef DEBUG
#ifndef CONFIG_ARCH_OMAP1
}
l = p->dma_read(CCR, lch);
l &= ~((1 << 6) | (1 << 26));
- if (cpu_is_omap2430() || cpu_is_omap34xx() || cpu_is_omap44xx())
+ if (cpu_class_is_omap2() && !cpu_is_omap242x())
l |= ((read_prio & 0x1) << 6) | ((write_prio & 0x1) << 26);
else
l |= ((read_prio & 0x1) << 6);
if (!omap_dma_in_1510_mode() && dma_chan[lch].next_lch != -1) {
int next_lch, cur_lch;
- char dma_chan_link_map[dma_lch_count];
+ char dma_chan_link_map[MAX_LOGICAL_DMA_CH_COUNT];
dma_chan_link_map[lch] = 1;
/* Set the link register of the first channel */
if (!omap_dma_in_1510_mode() && dma_chan[lch].next_lch != -1) {
int next_lch, cur_lch = lch;
- char dma_chan_link_map[dma_lch_count];
+ char dma_chan_link_map[MAX_LOGICAL_DMA_CH_COUNT];
memset(dma_chan_link_map, 0, sizeof(dma_chan_link_map));
do {
}
}
- if (cpu_is_omap2430() || cpu_is_omap34xx() || cpu_is_omap44xx())
+ if (cpu_class_is_omap2() && !cpu_is_omap242x())
omap_dma_set_global_params(DMA_DEFAULT_ARB_RATE,
DMA_DEFAULT_FIFO_DEPTH, 0);
static void omap_timer_restore_context(struct omap_dm_timer *timer)
{
- __raw_writel(timer->context.tiocp_cfg,
- timer->io_base + OMAP_TIMER_OCP_CFG_OFFSET);
if (timer->revision == 1)
__raw_writel(timer->context.tistat, timer->sys_stat);
int omap_dm_timer_stop(struct omap_dm_timer *timer)
{
unsigned long rate = 0;
- struct dmtimer_platform_data *pdata = timer->pdev->dev.platform_data;
+ struct dmtimer_platform_data *pdata;
if (unlikely(!timer))
return -EINVAL;
+ pdata = timer->pdev->dev.platform_data;
if (!pdata->needs_manual_reset)
rate = clk_get_rate(timer->fclk);
#include <plat/i2c.h>
#include <plat/omap_hwmod.h>
- extern int __init omap_init_clocksource_32k(void);
+ extern int __init omap_init_clocksource_32k(void __iomem *vbase);
+extern void __init omap_check_revision(void);
+
extern void omap_reserve(void);
extern int omap_dss_reset(struct omap_hwmod *);
#define CLEAR_CSR_ON_READ BIT(0xC)
#define IS_WORD_16 BIT(0xD)
+ /* Defines for DMA Capabilities */
+ #define DMA_HAS_TRANSPARENT_CAPS (0x1 << 18)
+ #define DMA_HAS_CONSTANT_FILL_CAPS (0x1 << 19)
+ #define DMA_HAS_DESCRIPTOR_CAPS (0x3 << 20)
+
enum omap_reg_offsets {
GCR, GSCR, GRST1, HW_ID,
u32 (*dma_read)(int reg, int lch);
};
+extern void __init omap_init_consistent_dma_size(void);
extern void omap_set_dma_priority(int lch, int dst_port, int priority);
extern int omap_request_dma(int dev_id, const char *dev_name,
void (*callback)(int lch, u16 ch_status, void *data),
struct timer_regs {
u32 tidr;
- u32 tiocp_cfg;
u32 tistat;
u32 tisr;
u32 tier;
OMAP_TIMER_V1_SYS_STAT_OFFSET;
timer->irq_stat = timer->io_base + OMAP_TIMER_V1_STAT_OFFSET;
timer->irq_ena = timer->io_base + OMAP_TIMER_V1_INT_EN_OFFSET;
- timer->irq_dis = 0;
+ timer->irq_dis = NULL;
timer->pend = timer->io_base + _OMAP_TIMER_WRITE_PEND_OFFSET;
timer->func_base = timer->io_base;
} else {
timer->revision = 2;
- timer->sys_stat = 0;
+ timer->sys_stat = NULL;
timer->irq_stat = timer->io_base + OMAP_TIMER_V2_IRQSTATUS;
timer->irq_ena = timer->io_base + OMAP_TIMER_V2_IRQENABLE_SET;
timer->irq_dis = timer->io_base + OMAP_TIMER_V2_IRQENABLE_CLR;
projects / linux-2.6-microblaze.git / commitdiff