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Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/lliubbo/blackfin 

Pull blackfin changes from Bob Liu:
 "The big changes are adding PM and HDMI support for bf60x, other
  patches are various bug fix and code cleanup."

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/lliubbo/blackfin: (48 commits)
  bf60x: fix build warning
  PM: add BF60x flash suspend and resume support
  blackfin: twi: read twi mmr via bfin_read macro
  dpm: deepsleep: reserve stack
  bf60x: cpufreq: fix anomaly 05000273
  bf609: add adv7511 display support
  blackfin: cplb-nompu: fix ROM cplb size for bf609-ezkit
  bf60x: Add double fault, hardware error and NMI SEC handler
  bf60x: update anomaly id in serial and twi driver headers.
  bf60x: vs6624 pin update
  bf60x: add default anomaly setting.
  bf60x: update bf60x anomaly list.
  bf60x: sec: Enable sec interrupt source priority configuration.
  bf60x: sec: Clean up interrupt initialization code for SEC.
  bf609: reuse bf5xx-i2s-pcm.c as i2s pcm driver
  bf561: add capabilities in adv7183_inputs
  bf609: convert vs6624 blank_clocks to black_pixels
  blackfin: fix musb macro name
  cleanup: sec and linkport only built on bf60x
  bfin: pint: add pint suspend and resume
  ...
This commit is contained in:
Linus Torvalds 2012-07-24 09:39:54 -07:00
Родитель 90e66dd93d 719154c6d1
Коммит 759e2a253a
38 изменённых файлов: 1304 добавлений и 512 удалений
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16
arch/blackfin/Kconfig
Просмотреть файл

@ -352,6 +352,11 @@ config MEM_MT48H32M16LFCJ_75
depends on (BFIN526_EZBRD)
default y
config MEM_MT47H64M16
bool
depends on (BFIN609_EZKIT)
default y
source "arch/blackfin/mach-bf518/Kconfig"
source "arch/blackfin/mach-bf527/Kconfig"
source "arch/blackfin/mach-bf533/Kconfig"
@ -399,8 +404,9 @@ config ROM_BASE
hex "Kernel ROM Base"
depends on ROMKERNEL
default "0x20040040"
range 0x20000000 0x20400000 if !(BF54x || BF561)
range 0x20000000 0x20400000 if !(BF54x || BF561 || BF60x)
range 0x20000000 0x30000000 if (BF54x || BF561)
range 0xB0000000 0xC0000000 if (BF60x)
help
Make sure your ROM base does not include any file-header
information that is prepended to the kernel.
@ -1009,6 +1015,12 @@ config HAVE_PWM
choice
prompt "Uncached DMA region"
default DMA_UNCACHED_1M
config DMA_UNCACHED_32M
bool "Enable 32M DMA region"
config DMA_UNCACHED_16M
bool "Enable 16M DMA region"
config DMA_UNCACHED_8M
bool "Enable 8M DMA region"
config DMA_UNCACHED_4M
bool "Enable 4M DMA region"
config DMA_UNCACHED_2M
@ -1038,7 +1050,7 @@ config BFIN_EXTMEM_ICACHEABLE
config BFIN_L2_ICACHEABLE
bool "Enable ICACHE for L2 SRAM"
depends on BFIN_ICACHE
depends on BF54x || BF561
depends on (BF54x || BF561 || BF60x) && !SMP
default n
config BFIN_DCACHE

2
arch/blackfin/configs/BF609-EZKIT_defconfig
Просмотреть файл

@ -90,6 +90,7 @@ CONFIG_INPUT_BFIN_ROTARY=y
# CONFIG_SERIO is not set
# CONFIG_LEGACY_PTYS is not set
CONFIG_BFIN_SIMPLE_TIMER=m
# CONFIG_BFIN_CRC is not set
CONFIG_BFIN_LINKPORT=y
# CONFIG_DEVKMEM is not set
CONFIG_SERIAL_BFIN=y
@ -153,3 +154,4 @@ CONFIG_CRYPTO_MD4=y
CONFIG_CRYPTO_MD5=y
CONFIG_CRYPTO_ARC4=y
# CONFIG_CRYPTO_ANSI_CPRNG is not set
CONFIG_CRYPTO_DEV_BFIN_CRC=y

8
arch/blackfin/include/asm/bfin-global.h
Просмотреть файл

@ -14,7 +14,13 @@
#include <linux/linkage.h>
#include <linux/types.h>
#if defined(CONFIG_DMA_UNCACHED_4M)
#if defined(CONFIG_DMA_UNCACHED_32M)
# define DMA_UNCACHED_REGION (32 * 1024 * 1024)
#elif defined(CONFIG_DMA_UNCACHED_16M)
# define DMA_UNCACHED_REGION (16 * 1024 * 1024)
#elif defined(CONFIG_DMA_UNCACHED_8M)
# define DMA_UNCACHED_REGION (8 * 1024 * 1024)
#elif defined(CONFIG_DMA_UNCACHED_4M)
# define DMA_UNCACHED_REGION (4 * 1024 * 1024)
#elif defined(CONFIG_DMA_UNCACHED_2M)
# define DMA_UNCACHED_REGION (2 * 1024 * 1024)

14
arch/blackfin/include/asm/bfin_crc.h
Просмотреть файл

@ -79,20 +79,6 @@ struct crc_register {
u32 revid;
};
struct bfin_crc {
struct miscdevice mdev;
struct list_head list;
int irq;
int dma_ch_src;
int dma_ch_dest;
volatile struct crc_register *regs;
struct crc_info *info;
struct mutex mutex;
struct completion c;
unsigned short opmode;
char name[20];
};
/* CRC_STATUS Masks */
#define CMPERR 0x00000002 /* Compare error */
#define DCNTEXP 0x00000010 /* datacnt register expired */

2
arch/blackfin/include/asm/bfin_serial.h
Просмотреть файл

@ -282,7 +282,7 @@ struct bfin_uart_regs {
#define UART_GET_GCTL(p) UART_GET_CTL(p)
#define UART_GET_LCR(p) UART_GET_CTL(p)
#define UART_GET_MCR(p) UART_GET_CTL(p)
#if ANOMALY_05001001
#if ANOMALY_16000030
#define UART_GET_STAT(p) \
({ \
u32 __ret; \

6
arch/blackfin/include/asm/bfin_simple_timer.h
Просмотреть файл

@ -17,5 +17,11 @@
#define BFIN_SIMPLE_TIMER_START _IO(BFIN_SIMPLE_TIMER_IOCTL_MAGIC, 6)
#define BFIN_SIMPLE_TIMER_STOP _IO(BFIN_SIMPLE_TIMER_IOCTL_MAGIC, 8)
#define BFIN_SIMPLE_TIMER_READ _IO(BFIN_SIMPLE_TIMER_IOCTL_MAGIC, 10)
#define BFIN_SIMPLE_TIMER_READ_COUNTER _IO(BFIN_SIMPLE_TIMER_IOCTL_MAGIC, 11)
#define BFIN_SIMPLE_TIMER_MODE_PWM_ONESHOT 0
#define BFIN_SIMPLE_TIMER_MODE_PWMOUT_CONT 1
#define BFIN_SIMPLE_TIMER_MODE_WDTH_CAP 2
#define BFIN_SIMPLE_TIMER_MODE_PWMOUT_CONT_NOIRQ 3
#endif

10
arch/blackfin/include/asm/bfin_twi.h
Просмотреть файл

@ -66,9 +66,9 @@ struct bfin_twi_iface {
#define DEFINE_TWI_REG(reg_name, reg) \
static inline u16 read_##reg_name(struct bfin_twi_iface *iface) \
{ return iface->regs_base->reg; } \
{ return bfin_read16(&iface->regs_base->reg); } \
static inline void write_##reg_name(struct bfin_twi_iface *iface, u16 v) \
{ iface->regs_base->reg = v; }
{ bfin_write16(&iface->regs_base->reg, v); }
DEFINE_TWI_REG(CLKDIV, clkdiv)
DEFINE_TWI_REG(CONTROL, control)
@ -84,7 +84,7 @@ DEFINE_TWI_REG(FIFO_CTL, fifo_ctl)
DEFINE_TWI_REG(FIFO_STAT, fifo_stat)
DEFINE_TWI_REG(XMT_DATA8, xmt_data8)
DEFINE_TWI_REG(XMT_DATA16, xmt_data16)
#if !ANOMALY_05001001
#if !ANOMALY_16000030
DEFINE_TWI_REG(RCV_DATA8, rcv_data8)
DEFINE_TWI_REG(RCV_DATA16, rcv_data16)
#else
@ -94,7 +94,7 @@ static inline u16 read_RCV_DATA8(struct bfin_twi_iface *iface)
unsigned long flags;
flags = hard_local_irq_save();
ret = iface->regs_base->rcv_data8;
ret = bfin_read16(&iface->regs_base->rcv_data8);
hard_local_irq_restore(flags);
return ret;
@ -106,7 +106,7 @@ static inline u16 read_RCV_DATA16(struct bfin_twi_iface *iface)
unsigned long flags;
flags = hard_local_irq_save();
ret = iface->regs_base->rcv_data16;
ret = bfin_read16(&iface->regs_base->rcv_data16);
hard_local_irq_restore(flags);
return ret;

9
arch/blackfin/include/asm/context.S
Просмотреть файл

@ -396,3 +396,12 @@
call \func;
#endif
.endm
#if defined(CONFIG_BFIN_SCRATCH_REG_RETN)
# define EX_SCRATCH_REG RETN
#elif defined(CONFIG_BFIN_SCRATCH_REG_RETE)
# define EX_SCRATCH_REG RETE
#else
# define EX_SCRATCH_REG CYCLES
#endif

2
arch/blackfin/include/asm/dpmc.h
Просмотреть файл

@ -280,7 +280,7 @@
PM_POP_SYNC(9)
#endif
#ifdef EBIU_AMBCTL
#ifdef EBIU_AMGCTL
PM_SYS_POP(9, EBIU_AMBCTL1)
PM_SYS_POP(8, EBIU_AMBCTL0)
PM_SYS_POP16(7, EBIU_AMGCTL)

2
arch/blackfin/include/asm/gpio.h
Просмотреть файл

@ -141,6 +141,8 @@ static inline void bfin_pm_standby_restore(void)
void bfin_gpio_pm_hibernate_restore(void);
void bfin_gpio_pm_hibernate_suspend(void);
void bfin_pint_suspend(void);
void bfin_pint_resume(void);
# if !BFIN_GPIO_PINT
int gpio_pm_wakeup_ctrl(unsigned gpio, unsigned ctrl);

10
arch/blackfin/include/asm/irq.h
Просмотреть файл

@ -20,6 +20,16 @@
/* SYS_IRQS and NR_IRQS are defined in <mach-bf5xx/irq.h> */
#include <mach/irq.h>
/*
* pm save bfin pint registers
*/
struct bfin_pm_pint_save {
u32 mask_set;
u32 assign;
u32 edge_set;
u32 invert_set;
};
#if ANOMALY_05000244 && defined(CONFIG_BFIN_ICACHE)
# define NOP_PAD_ANOMALY_05000244 "nop; nop;"
#else

212
arch/blackfin/include/asm/mem_init.h
Просмотреть файл

@ -6,6 +6,9 @@
* Licensed under the GPL-2 or later.
*/
#ifndef __MEM_INIT_H__
#define __MEM_INIT_H__
#if defined(EBIU_SDGCTL)
#if defined(CONFIG_MEM_MT48LC16M16A2TG_75) || \
defined(CONFIG_MEM_MT48LC64M4A2FB_7E) || \
@ -277,3 +280,212 @@
#else
#define PLL_BYPASS 0
#endif
#ifdef CONFIG_BF60x
/* DMC status bits */
#define IDLE 0x1
#define MEMINITDONE 0x4
#define SRACK 0x8
#define PDACK 0x10
#define DPDACK 0x20
#define DLLCALDONE 0x2000
#define PENDREF 0xF0000
#define PHYRDPHASE 0xF00000
#define PHYRDPHASE_OFFSET 20
/* DMC control bits */
#define LPDDR 0x2
#define INIT 0x4
#define SRREQ 0x8
#define PDREQ 0x10
#define DPDREQ 0x20
#define PREC 0x40
#define ADDRMODE 0x100
#define RDTOWR 0xE00
#define PPREF 0x1000
#define DLLCAL 0x2000
/* DMC DLL control bits */
#define DLLCALRDCNT 0xFF
#define DATACYC 0xF00
#define DATACYC_OFFSET 8
/* CGU Divisor bits */
#define CSEL_OFFSET 0
#define S0SEL_OFFSET 5
#define SYSSEL_OFFSET 8
#define S1SEL_OFFSET 13
#define DSEL_OFFSET 16
#define OSEL_OFFSET 22
#define ALGN 0x20000000
#define UPDT 0x40000000
#define LOCK 0x80000000
/* CGU Status bits */
#define PLLEN 0x1
#define PLLBP 0x2
#define PLOCK 0x4
#define CLKSALGN 0x8
/* CGU Control bits */
#define MSEL_MASK 0x7F00
#define DF_MASK 0x1
struct ddr_config {
u32 ddr_clk;
u32 dmc_ddrctl;
u32 dmc_ddrcfg;
u32 dmc_ddrtr0;
u32 dmc_ddrtr1;
u32 dmc_ddrtr2;
u32 dmc_ddrmr;
u32 dmc_ddrmr1;
};
#if defined(CONFIG_MEM_MT47H64M16)
static struct ddr_config ddr_config_table[] __attribute__((section(".data_l1"))) = {
[0] = {
.ddr_clk = 125,
.dmc_ddrctl = 0x00000904,
.dmc_ddrcfg = 0x00000422,
.dmc_ddrtr0 = 0x20705212,
.dmc_ddrtr1 = 0x201003CF,
.dmc_ddrtr2 = 0x00320107,
.dmc_ddrmr = 0x00000422,
.dmc_ddrmr1 = 0x4,
},
[1] = {
.ddr_clk = 133,
.dmc_ddrctl = 0x00000904,
.dmc_ddrcfg = 0x00000422,
.dmc_ddrtr0 = 0x20806313,
.dmc_ddrtr1 = 0x2013040D,
.dmc_ddrtr2 = 0x00320108,
.dmc_ddrmr = 0x00000632,
.dmc_ddrmr1 = 0x4,
},
[2] = {
.ddr_clk = 150,
.dmc_ddrctl = 0x00000904,
.dmc_ddrcfg = 0x00000422,
.dmc_ddrtr0 = 0x20A07323,
.dmc_ddrtr1 = 0x20160492,
.dmc_ddrtr2 = 0x00320209,
.dmc_ddrmr = 0x00000632,
.dmc_ddrmr1 = 0x4,
},
[3] = {
.ddr_clk = 166,
.dmc_ddrctl = 0x00000904,
.dmc_ddrcfg = 0x00000422,
.dmc_ddrtr0 = 0x20A07323,
.dmc_ddrtr1 = 0x2016050E,
.dmc_ddrtr2 = 0x00320209,
.dmc_ddrmr = 0x00000632,
.dmc_ddrmr1 = 0x4,
},
[4] = {
.ddr_clk = 200,
.dmc_ddrctl = 0x00000904,
.dmc_ddrcfg = 0x00000422,
.dmc_ddrtr0 = 0x20a07323,
.dmc_ddrtr1 = 0x2016050f,
.dmc_ddrtr2 = 0x00320509,
.dmc_ddrmr = 0x00000632,
.dmc_ddrmr1 = 0x4,
},
[5] = {
.ddr_clk = 225,
.dmc_ddrctl = 0x00000904,
.dmc_ddrcfg = 0x00000422,
.dmc_ddrtr0 = 0x20E0A424,
.dmc_ddrtr1 = 0x302006DB,
.dmc_ddrtr2 = 0x0032020D,
.dmc_ddrmr = 0x00000842,
.dmc_ddrmr1 = 0x4,
},
[6] = {
.ddr_clk = 250,
.dmc_ddrctl = 0x00000904,
.dmc_ddrcfg = 0x00000422,
.dmc_ddrtr0 = 0x20E0A424,
.dmc_ddrtr1 = 0x3020079E,
.dmc_ddrtr2 = 0x0032020D,
.dmc_ddrmr = 0x00000842,
.dmc_ddrmr1 = 0x4,
},
};
#endif
static inline void dmc_enter_self_refresh(void)
{
if (bfin_read_DMC0_STAT() & MEMINITDONE) {
bfin_write_DMC0_CTL(bfin_read_DMC0_CTL() | SRREQ);
while (!(bfin_read_DMC0_STAT() & SRACK))
continue;
}
}
static inline void dmc_exit_self_refresh(void)
{
if (bfin_read_DMC0_STAT() & MEMINITDONE) {
bfin_write_DMC0_CTL(bfin_read_DMC0_CTL() & ~SRREQ);
while (bfin_read_DMC0_STAT() & SRACK)
continue;
}
}
static inline void init_cgu(u32 cgu_div, u32 cgu_ctl)
{
dmc_enter_self_refresh();
/* Don't set the same value of MSEL and DF to CGU_CTL */
if ((bfin_read32(CGU0_CTL) & (MSEL_MASK | DF_MASK))
!= cgu_ctl) {
bfin_write32(CGU0_DIV, cgu_div);
bfin_write32(CGU0_CTL, cgu_ctl);
while ((bfin_read32(CGU0_STAT) & (CLKSALGN | PLLBP)) ||
!(bfin_read32(CGU0_STAT) & PLOCK))
continue;
}
bfin_write32(CGU0_DIV, cgu_div | UPDT);
while (bfin_read32(CGU0_STAT) & CLKSALGN)
continue;
dmc_exit_self_refresh();
}
static inline void init_dmc(u32 dmc_clk)
{
int i, dlldatacycle, dll_ctl;
for (i = 0; i < 7; i++) {
if (ddr_config_table[i].ddr_clk == dmc_clk) {
bfin_write_DMC0_CFG(ddr_config_table[i].dmc_ddrcfg);
bfin_write_DMC0_TR0(ddr_config_table[i].dmc_ddrtr0);
bfin_write_DMC0_TR1(ddr_config_table[i].dmc_ddrtr1);
bfin_write_DMC0_TR2(ddr_config_table[i].dmc_ddrtr2);
bfin_write_DMC0_MR(ddr_config_table[i].dmc_ddrmr);
bfin_write_DMC0_EMR1(ddr_config_table[i].dmc_ddrmr1);
bfin_write_DMC0_CTL(ddr_config_table[i].dmc_ddrctl);
break;
}
}
while (!(bfin_read_DMC0_STAT() & MEMINITDONE))
continue;
dlldatacycle = (bfin_read_DMC0_STAT() & PHYRDPHASE) >> PHYRDPHASE_OFFSET;
dll_ctl = bfin_read_DMC0_DLLCTL();
dll_ctl &= ~DATACYC;
bfin_write_DMC0_DLLCTL(dll_ctl | (dlldatacycle << DATACYC_OFFSET));
while (!(bfin_read_DMC0_STAT() & DLLCALDONE))
continue;
}
#endif
#endif /*__MEM_INIT_H__*/

2
arch/blackfin/include/asm/traps.h
Просмотреть файл

@ -125,5 +125,7 @@
level " for Supervisor use: Supervisor only registers, all MMRs, and Supervisor\n" \
level " only instructions.\n"
extern void double_fault_c(struct pt_regs *fp);
#endif /* __ASSEMBLY__ */
#endif /* _BFIN_TRAPS_H */

4
arch/blackfin/kernel/bfin_dma.c
Просмотреть файл

@ -45,7 +45,7 @@ static int __init blackfin_dma_init(void)
atomic_set(&dma_ch[i].chan_status, 0);
dma_ch[i].regs = dma_io_base_addr[i];
}
#ifdef CH_MEM_STREAM3_SRC
#if defined(CH_MEM_STREAM3_SRC) && defined(CONFIG_BF60x)
/* Mark MEMDMA Channel 3 as requested since we're using it internally */
request_dma(CH_MEM_STREAM3_DEST, "Blackfin dma_memcpy");
request_dma(CH_MEM_STREAM3_SRC, "Blackfin dma_memcpy");
@ -361,7 +361,7 @@ void __init early_dma_memcpy_done(void)
__builtin_bfin_ssync();
}
#ifdef CH_MEM_STREAM3_SRC
#if defined(CH_MEM_STREAM3_SRC) && defined(CONFIG_BF60x)
#define bfin_read_MDMA_S_CONFIG bfin_read_MDMA_S3_CONFIG
#define bfin_write_MDMA_S_CONFIG bfin_write_MDMA_S3_CONFIG
#define bfin_write_MDMA_S_START_ADDR bfin_write_MDMA_S3_START_ADDR

8
arch/blackfin/kernel/cplb-nompu/cplbinit.c
Просмотреть файл

@ -58,11 +58,19 @@ void __init generate_cplb_tables_cpu(unsigned int cpu)
#ifdef CONFIG_ROMKERNEL
/* Cover kernel XIP flash area */
#ifdef CONFIG_BF60x
addr = CONFIG_ROM_BASE & ~(16 * 1024 * 1024 - 1);
d_tbl[i_d].addr = addr;
d_tbl[i_d++].data = SDRAM_DGENERIC | PAGE_SIZE_16MB;
i_tbl[i_i].addr = addr;
i_tbl[i_i++].data = SDRAM_IGENERIC | PAGE_SIZE_16MB;
#else
addr = CONFIG_ROM_BASE & ~(4 * 1024 * 1024 - 1);
d_tbl[i_d].addr = addr;
d_tbl[i_d++].data = SDRAM_DGENERIC | PAGE_SIZE_4MB;
i_tbl[i_i].addr = addr;
i_tbl[i_i++].data = SDRAM_IGENERIC | PAGE_SIZE_4MB;
#endif
#endif
/* Cover L1 memory. One 4M area for code and data each is enough. */

10
arch/blackfin/kernel/dma-mapping.c
Просмотреть файл

@ -122,12 +122,13 @@ void __dma_sync(dma_addr_t addr, size_t size,
EXPORT_SYMBOL(__dma_sync);
int
dma_map_sg(struct device *dev, struct scatterlist *sg, int nents,
dma_map_sg(struct device *dev, struct scatterlist *sg_list, int nents,
enum dma_data_direction direction)
{
struct scatterlist *sg;
int i;
for (i = 0; i < nents; i++, sg++) {
for_each_sg(sg_list, sg, nents, i) {
sg->dma_address = (dma_addr_t) sg_virt(sg);
__dma_sync(sg_dma_address(sg), sg_dma_len(sg), direction);
}
@ -136,12 +137,13 @@ dma_map_sg(struct device *dev, struct scatterlist *sg, int nents,
}
EXPORT_SYMBOL(dma_map_sg);
void dma_sync_sg_for_device(struct device *dev, struct scatterlist *sg,
void dma_sync_sg_for_device(struct device *dev, struct scatterlist *sg_list,
int nelems, enum dma_data_direction direction)
{
struct scatterlist *sg;
int i;
for (i = 0; i < nelems; i++, sg++) {
for_each_sg(sg_list, sg, nelems, i) {
sg->dma_address = (dma_addr_t) sg_virt(sg);
__dma_sync(sg_dma_address(sg), sg_dma_len(sg), direction);
}

4
arch/blackfin/mach-bf527/boards/ezkit.c
Просмотреть файл

@ -114,9 +114,9 @@ static struct musb_hdrc_config musb_config = {
};
static struct musb_hdrc_platform_data musb_plat = {
#if defined(CONFIG_USB_MUSB_OTG)
#if defined(CONFIG_USB_MUSB_HDRC) && defined(CONFIG_USB_GADGET_MUSB_HDRC)
.mode = MUSB_OTG,
#elif defined(CONFIG_USB_MUSB_HDRC_HCD)
#elif defined(CONFIG_USB_MUSB_HDRC)
.mode = MUSB_HOST,
#elif defined(CONFIG_USB_GADGET_MUSB_HDRC)
.mode = MUSB_PERIPHERAL,

4
arch/blackfin/mach-bf548/boards/ezkit.c
Просмотреть файл

@ -635,9 +635,9 @@ static struct musb_hdrc_config musb_config = {
};
static struct musb_hdrc_platform_data musb_plat = {
#if defined(CONFIG_USB_MUSB_OTG)
#if defined(CONFIG_USB_MUSB_HDRC) && defined(CONFIG_USB_GADGET_MUSB_HDRC)
.mode = MUSB_OTG,
#elif defined(CONFIG_USB_MUSB_HDRC_HCD)
#elif defined(CONFIG_USB_MUSB_HDRC)
.mode = MUSB_HOST,
#elif defined(CONFIG_USB_GADGET_MUSB_HDRC)
.mode = MUSB_PERIPHERAL,

2
arch/blackfin/mach-bf548/include/mach/gpio.h
Просмотреть файл

@ -171,6 +171,8 @@
#define MAX_BLACKFIN_GPIOS 160
#define BFIN_GPIO_PINT 1
#define NR_PINT_SYS_IRQS 4
#define NR_PINTS 160
#ifndef __ASSEMBLY__

3
arch/blackfin/mach-bf561/boards/ezkit.c
Просмотреть файл

@ -452,18 +452,21 @@ static struct v4l2_input adv7183_inputs[] = {
.name = "Composite",
.type = V4L2_INPUT_TYPE_CAMERA,
.std = V4L2_STD_ALL,
.capabilities = V4L2_IN_CAP_STD,
},
{
.index = 1,
.name = "S-Video",
.type = V4L2_INPUT_TYPE_CAMERA,
.std = V4L2_STD_ALL,
.capabilities = V4L2_IN_CAP_STD,
},
{
.index = 2,
.name = "Component",
.type = V4L2_INPUT_TYPE_CAMERA,
.std = V4L2_STD_ALL,
.capabilities = V4L2_IN_CAP_STD,
},
};

8
arch/blackfin/mach-bf609/Kconfig
Просмотреть файл

@ -51,6 +51,14 @@ config PINT5_ASSIGN
endmenu
config SEC_IRQ_PRIORITY_LEVELS
int "SEC interrupt priority levels"
default 7
range 0 7
help
Devide the total number of interrupt priority levels into sub-levels.
There is 2 ^ (SEC_IRQ_PRIORITY_LEVELS + 1) different levels.
endmenu
endif

4
arch/blackfin/mach-bf609/Makefile
Просмотреть файл

@ -2,5 +2,5 @@
# arch/blackfin/mach-bf609/Makefile
#
obj-y := dma.o clock.o
obj-$(CONFIG_PM) += pm.o hibernate.o
obj-y := dma.o clock.o ints-priority.o
obj-$(CONFIG_PM) += pm.o dpm.o

304
arch/blackfin/mach-bf609/boards/ezkit.c
Просмотреть файл

@ -677,11 +677,28 @@ int bf609_nor_flash_init(struct platform_device *dev)
return 0;
}
void bf609_nor_flash_exit(struct platform_device *dev)
{
const unsigned short pins[] = {
P_A3, P_A4, P_A5, P_A6, P_A7, P_A8, P_A9, P_A10, P_A11, P_A12,
P_A13, P_A14, P_A15, P_A16, P_A17, P_A18, P_A19, P_A20, P_A21,
P_A22, P_A23, P_A24, P_A25, P_NORCK, 0,
};
peripheral_free_list(pins);
bfin_write32(SMC_GCTL, 0);
}
static struct physmap_flash_data ezkit_flash_data = {
.width = 2,
.parts = ezkit_partitions,
.init = bf609_nor_flash_init,
.init = bf609_nor_flash_init,
.exit = bf609_nor_flash_exit,
.nr_parts = ARRAY_SIZE(ezkit_partitions),
#ifdef CONFIG_ROMKERNEL
.probe_type = "map_rom",
#endif
};
static struct resource ezkit_flash_resource = {
@ -739,7 +756,7 @@ static struct bfin6xx_spi_chip spidev_chip_info = {
};
#endif
#if defined(CONFIG_SND_BF6XX_I2S) || defined(CONFIG_SND_BF6XX_I2S_MODULE)
#if defined(CONFIG_SND_BF5XX_I2S) || defined(CONFIG_SND_BF5XX_I2S_MODULE)
static struct platform_device bfin_i2s_pcm = {
.name = "bfin-i2s-pcm-audio",
.id = -1,
@ -825,6 +842,12 @@ static struct adau1761_platform_data adau1761_info = {
static const unsigned short ppi_req[] = {
P_PPI0_D0, P_PPI0_D1, P_PPI0_D2, P_PPI0_D3,
P_PPI0_D4, P_PPI0_D5, P_PPI0_D6, P_PPI0_D7,
P_PPI0_D8, P_PPI0_D9, P_PPI0_D10, P_PPI0_D11,
P_PPI0_D12, P_PPI0_D13, P_PPI0_D14, P_PPI0_D15,
#if !defined(CONFIG_VIDEO_VS6624) && !defined(CONFIG_VIDEO_VS6624_MODULE)
P_PPI0_D16, P_PPI0_D17, P_PPI0_D18, P_PPI0_D19,
P_PPI0_D20, P_PPI0_D21, P_PPI0_D22, P_PPI0_D23,
#endif
P_PPI0_CLK, P_PPI0_FS1, P_PPI0_FS2,
0,
};
@ -855,7 +878,7 @@ static struct bcap_route vs6624_routes[] = {
},
};
static const unsigned vs6624_ce_pin = GPIO_PD1;
static const unsigned vs6624_ce_pin = GPIO_PE4;
static struct bfin_capture_config bfin_capture_data = {
.card_name = "BF609",
@ -871,7 +894,128 @@ static struct bfin_capture_config bfin_capture_data = {
.ppi_info = &ppi_info,
.ppi_control = (PACK_EN | DLEN_8 | EPPI_CTL_FS1HI_FS2HI
| EPPI_CTL_POLC3 | EPPI_CTL_SYNC2 | EPPI_CTL_NON656),
.blank_clocks = 8,
.blank_pixels = 4,
};
#endif
#if defined(CONFIG_VIDEO_ADV7842) \
|| defined(CONFIG_VIDEO_ADV7842_MODULE)
#include <media/adv7842.h>
static struct v4l2_input adv7842_inputs[] = {
{
.index = 0,
.name = "Composite",
.type = V4L2_INPUT_TYPE_CAMERA,
.std = V4L2_STD_ALL,
.capabilities = V4L2_IN_CAP_STD,
},
{
.index = 1,
.name = "S-Video",
.type = V4L2_INPUT_TYPE_CAMERA,
.std = V4L2_STD_ALL,
.capabilities = V4L2_IN_CAP_STD,
},
{
.index = 2,
.name = "Component",
.type = V4L2_INPUT_TYPE_CAMERA,
.capabilities = V4L2_IN_CAP_CUSTOM_TIMINGS,
},
{
.index = 3,
.name = "VGA",
.type = V4L2_INPUT_TYPE_CAMERA,
.capabilities = V4L2_IN_CAP_CUSTOM_TIMINGS,
},
{
.index = 4,
.name = "HDMI",
.type = V4L2_INPUT_TYPE_CAMERA,
.capabilities = V4L2_IN_CAP_CUSTOM_TIMINGS,
},
};
static struct bcap_route adv7842_routes[] = {
{
.input = 3,
.output = 0,
.ppi_control = (PACK_EN | DLEN_8 | EPPI_CTL_FLDSEL
| EPPI_CTL_ACTIVE656),
},
{
.input = 4,
.output = 0,
},
{
.input = 2,
.output = 0,
},
{
.input = 1,
.output = 0,
},
{
.input = 0,
.output = 1,
.ppi_control = (EPPI_CTL_SPLTWRD | PACK_EN | DLEN_16
| EPPI_CTL_FS1LO_FS2LO | EPPI_CTL_POLC2
| EPPI_CTL_SYNC2 | EPPI_CTL_NON656),
},
};
static struct adv7842_output_format adv7842_opf[] = {
{
.op_ch_sel = ADV7842_OP_CH_SEL_BRG,
.op_format_sel = ADV7842_OP_FORMAT_SEL_SDR_ITU656_8,
.op_656_range = 1,
.blank_data = 1,
.insert_av_codes = 1,
},
{
.op_ch_sel = ADV7842_OP_CH_SEL_RGB,
.op_format_sel = ADV7842_OP_FORMAT_SEL_SDR_ITU656_16,
.op_656_range = 1,
.blank_data = 1,
},
};
static struct adv7842_platform_data adv7842_data = {
.opf = adv7842_opf,
.num_opf = ARRAY_SIZE(adv7842_opf),
.ain_sel = ADV7842_AIN10_11_12_NC_SYNC_4_1,
.prim_mode = ADV7842_PRIM_MODE_SDP,
.vid_std_select = ADV7842_SDP_VID_STD_CVBS_SD_4x1,
.inp_color_space = ADV7842_INP_COLOR_SPACE_AUTO,
.i2c_sdp_io = 0x40,
.i2c_sdp = 0x41,
.i2c_cp = 0x42,
.i2c_vdp = 0x43,
.i2c_afe = 0x44,
.i2c_hdmi = 0x45,
.i2c_repeater = 0x46,
.i2c_edid = 0x47,
.i2c_infoframe = 0x48,
.i2c_cec = 0x49,
.i2c_avlink = 0x4a,
.i2c_ex = 0x26,
};
static struct bfin_capture_config bfin_capture_data = {
.card_name = "BF609",
.inputs = adv7842_inputs,
.num_inputs = ARRAY_SIZE(adv7842_inputs),
.routes = adv7842_routes,
.i2c_adapter_id = 0,
.board_info = {
.type = "adv7842",
.addr = 0x20,
.platform_data = (void *)&adv7842_data,
},
.ppi_info = &ppi_info,
.ppi_control = (PACK_EN | DLEN_8 | EPPI_CTL_FLDSEL
| EPPI_CTL_ACTIVE656),
};
#endif
@ -883,6 +1027,80 @@ static struct platform_device bfin_capture_device = {
};
#endif
#if defined(CONFIG_VIDEO_BLACKFIN_DISPLAY) \
|| defined(CONFIG_VIDEO_BLACKFIN_DISPLAY_MODULE)
#include <linux/videodev2.h>
#include <media/blackfin/bfin_display.h>
#include <media/blackfin/ppi.h>
static const unsigned short ppi_req_disp[] = {
P_PPI0_D0, P_PPI0_D1, P_PPI0_D2, P_PPI0_D3,
P_PPI0_D4, P_PPI0_D5, P_PPI0_D6, P_PPI0_D7,
P_PPI0_D8, P_PPI0_D9, P_PPI0_D10, P_PPI0_D11,
P_PPI0_D12, P_PPI0_D13, P_PPI0_D14, P_PPI0_D15,
P_PPI0_CLK, P_PPI0_FS1, P_PPI0_FS2,
0,
};
static const struct ppi_info ppi_info = {
.type = PPI_TYPE_EPPI3,
.dma_ch = CH_EPPI0_CH0,
.irq_err = IRQ_EPPI0_STAT,
.base = (void __iomem *)EPPI0_STAT,
.pin_req = ppi_req_disp,
};
#if defined(CONFIG_VIDEO_ADV7511) \
|| defined(CONFIG_VIDEO_ADV7511_MODULE)
#include <media/adv7511.h>
static struct v4l2_output adv7511_outputs[] = {
{
.index = 0,
.name = "HDMI",
.type = V4L2_INPUT_TYPE_CAMERA,
.capabilities = V4L2_OUT_CAP_CUSTOM_TIMINGS,
},
};
static struct disp_route adv7511_routes[] = {
{
.output = 0,
},
};
static struct adv7511_platform_data adv7511_data = {
.edid_addr = 0x7e,
.i2c_ex = 0x25,
};
static struct bfin_display_config bfin_display_data = {
.card_name = "BF609",
.outputs = adv7511_outputs,
.num_outputs = ARRAY_SIZE(adv7511_outputs),
.routes = adv7511_routes,
.i2c_adapter_id = 0,
.board_info = {
.type = "adv7511",
.addr = 0x39,
.platform_data = (void *)&adv7511_data,
},
.ppi_info = &ppi_info,
.ppi_control = (EPPI_CTL_SPLTWRD | PACK_EN | DLEN_16
| EPPI_CTL_FS1LO_FS2LO | EPPI_CTL_POLC3
| EPPI_CTL_IFSGEN | EPPI_CTL_SYNC2
| EPPI_CTL_NON656 | EPPI_CTL_DIR),
};
#endif
static struct platform_device bfin_display_device = {
.name = "bfin_display",
.dev = {
.platform_data = &bfin_display_data,
},
};
#endif
#if defined(CONFIG_BFIN_CRC)
#define BFIN_CRC_NAME "bfin-crc"
@ -947,6 +1165,39 @@ static struct platform_device bfin_crc1_device = {
};
#endif
#if defined(CONFIG_CRYPTO_DEV_BFIN_CRC)
#define BFIN_CRYPTO_CRC_NAME "bfin-hmac-crc"
#define BFIN_CRYPTO_CRC_POLY_DATA 0x5c5c5c5c
static struct resource bfin_crypto_crc_resources[] = {
{
.start = REG_CRC0_CTL,
.end = REG_CRC0_REVID+4,
.flags = IORESOURCE_MEM,
},
{
.start = IRQ_CRC0_DCNTEXP,
.end = IRQ_CRC0_DCNTEXP,
.flags = IORESOURCE_IRQ,
},
{
.start = CH_MEM_STREAM0_SRC_CRC0,
.end = CH_MEM_STREAM0_SRC_CRC0,
.flags = IORESOURCE_DMA,
},
};
static struct platform_device bfin_crypto_crc_device = {
.name = BFIN_CRYPTO_CRC_NAME,
.id = 0,
.num_resources = ARRAY_SIZE(bfin_crypto_crc_resources),
.resource = bfin_crypto_crc_resources,
.dev = {
.platform_data = (void *)BFIN_CRYPTO_CRC_POLY_DATA,
},
};
#endif
#if defined(CONFIG_TOUCHSCREEN_AD7877) || defined(CONFIG_TOUCHSCREEN_AD7877_MODULE)
static const struct ad7877_platform_data bfin_ad7877_ts_info = {
.model = 7877,
@ -963,6 +1214,28 @@ static const struct ad7877_platform_data bfin_ad7877_ts_info = {
};
#endif
#if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
#include <linux/input.h>
#include <linux/gpio_keys.h>
static struct gpio_keys_button bfin_gpio_keys_table[] = {
{BTN_0, GPIO_PB10, 1, "gpio-keys: BTN0"},
{BTN_1, GPIO_PE1, 1, "gpio-keys: BTN1"},
};
static struct gpio_keys_platform_data bfin_gpio_keys_data = {
.buttons = bfin_gpio_keys_table,
.nbuttons = ARRAY_SIZE(bfin_gpio_keys_table),
};
static struct platform_device bfin_device_gpiokeys = {
.name = "gpio-keys",
.dev = {
.platform_data = &bfin_gpio_keys_data,
},
};
#endif
static struct spi_board_info bfin_spi_board_info[] __initdata = {
#if defined(CONFIG_MTD_M25P80) \
|| defined(CONFIG_MTD_M25P80_MODULE)
@ -981,10 +1254,10 @@ static struct spi_board_info bfin_spi_board_info[] __initdata = {
{
.modalias = "ad7877",
.platform_data = &bfin_ad7877_ts_info,
.irq = IRQ_PB4, /* old boards (<=Rev 1.3) use IRQ_PJ11 */
.irq = IRQ_PD9,
.max_speed_hz = 12500000, /* max spi clock (SCK) speed in HZ */
.bus_num = 0,
.chip_select = 2,
.chip_select = 4,
},
#endif
#if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE)
@ -1050,7 +1323,7 @@ static struct resource bfin_spi1_resource[] = {
/* SPI controller data */
static struct bfin6xx_spi_master bf60x_spi_master_info0 = {
.num_chipselect = 4,
.num_chipselect = MAX_CTRL_CS + MAX_BLACKFIN_GPIOS,
.pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0},
};
@ -1065,7 +1338,7 @@ static struct platform_device bf60x_spi_master0 = {
};
static struct bfin6xx_spi_master bf60x_spi_master_info1 = {
.num_chipselect = 4,
.num_chipselect = MAX_CTRL_CS + MAX_BLACKFIN_GPIOS,
.pin_req = {P_SPI1_SCK, P_SPI1_MISO, P_SPI1_MOSI, 0},
};
@ -1146,6 +1419,11 @@ static struct i2c_board_info __initdata bfin_i2c_board_info0[] = {
.platform_data = (void *)&adau1761_info
},
#endif
#if defined(CONFIG_SND_SOC_SSM2602) || defined(CONFIG_SND_SOC_SSM2602_MODULE)
{
I2C_BOARD_INFO("ssm2602", 0x1b),
},
#endif
};
static struct i2c_board_info __initdata bfin_i2c_board_info1[] = {
@ -1261,6 +1539,9 @@ static struct platform_device *ezkit_devices[] __initdata = {
&bfin_crc0_device,
&bfin_crc1_device,
#endif
#if defined(CONFIG_CRYPTO_DEV_BFIN_CRC)
&bfin_crypto_crc_device,
#endif
#if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
&bfin_device_gpiokeys,
@ -1269,7 +1550,7 @@ static struct platform_device *ezkit_devices[] __initdata = {
#if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
&ezkit_flash_device,
#endif
#if defined(CONFIG_SND_BF6XX_I2S) || defined(CONFIG_SND_BF6XX_I2S_MODULE)
#if defined(CONFIG_SND_BF5XX_I2S) || defined(CONFIG_SND_BF5XX_I2S_MODULE)
&bfin_i2s_pcm,
#endif
#if defined(CONFIG_SND_BF6XX_SOC_I2S) || \
@ -1284,6 +1565,11 @@ static struct platform_device *ezkit_devices[] __initdata = {
|| defined(CONFIG_VIDEO_BLACKFIN_CAPTURE_MODULE)
&bfin_capture_device,
#endif
#if defined(CONFIG_VIDEO_BLACKFIN_DISPLAY) \
|| defined(CONFIG_VIDEO_BLACKFIN_DISPLAY_MODULE)
&bfin_display_device,
#endif
};
static int __init ezkit_init(void)

3
arch/blackfin/mach-bf609/clock.c
Просмотреть файл

@ -97,9 +97,10 @@ int wait_for_pll_align(void)
while (i-- && (bfin_read32(CGU0_STAT) & CGU0_STAT_CLKSALGN));
if (bfin_read32(CGU0_STAT) & CGU0_STAT_CLKSALGN) {
printk(KERN_DEBUG "fail to align clk\n");
printk(KERN_CRIT "fail to align clk\n");
return -1;
}
return 0;
}

157
arch/blackfin/mach-bf609/dpm.S Normal file
Просмотреть файл

@ -0,0 +1,157 @@
#include <linux/linkage.h>
#include <asm/blackfin.h>
#include <asm/dpmc.h>
#include <asm/context.S>
#define PM_STACK (COREA_L1_SCRATCH_START + L1_SCRATCH_LENGTH - 12)
.section .l1.text
ENTRY(_enter_hibernate)
/* switch stack to L1 scratch, prepare for ddr srfr */
P0.H = HI(PM_STACK);
P0.L = LO(PM_STACK);
SP = P0;
call _bf609_ddr_sr;
call _bfin_hibernate_syscontrol;
P0.H = HI(DPM0_RESTORE4);
P0.L = LO(DPM0_RESTORE4);
P1.H = _bf609_pm_data;
P1.L = _bf609_pm_data;
[P0] = P1;
P0.H = HI(DPM0_CTL);
P0.L = LO(DPM0_CTL);
R3.H = HI(0x00000010);
R3.L = LO(0x00000010);
bfin_init_pm_bench_cycles;
[P0] = R3;
SSYNC;
ENDPROC(_enter_hibernate)
/* DPM wake up interrupt won't wake up core on bf60x if its core IMASK
* is disabled. This behavior differ from bf5xx serial processor.
*/
ENTRY(_dummy_deepsleep)
[--sp] = SYSCFG;
[--sp] = (R7:0,P5:0);
cli r0;
/* get wake up interrupt ID */
P0.l = LO(SEC_SCI_BASE + SEC_CSID);
P0.h = HI(SEC_SCI_BASE + SEC_CSID);
R0 = [P0];
/* ACK wake up interrupt in SEC */
P1.l = LO(SEC_END);
P1.h = HI(SEC_END);
[P1] = R0;
SSYNC;
/* restore EVT 11 entry */
p0.h = hi(EVT11);
p0.l = lo(EVT11);
p1.h = _evt_evt11;
p1.l = _evt_evt11;
[p0] = p1;
SSYNC;
(R7:0,P5:0) = [sp++];
SYSCFG = [sp++];
RTI;
ENDPROC(_dummy_deepsleep)
ENTRY(_enter_deepsleep)
LINK 0xC;
[--sp] = (R7:0,P5:0);
/* Change EVT 11 entry to dummy handler for wake up event */
p0.h = hi(EVT11);
p0.l = lo(EVT11);
p1.h = _dummy_deepsleep;
p1.l = _dummy_deepsleep;
[p0] = p1;
P0.H = HI(PM_STACK);
P0.L = LO(PM_STACK);
EX_SCRATCH_REG = SP;
SP = P0;
SSYNC;
/* should put ddr to self refresh mode before sleep */
call _bf609_ddr_sr;
/* Set DPM controller to deep sleep mode */
P0.H = HI(DPM0_CTL);
P0.L = LO(DPM0_CTL);
R3.H = HI(0x00000008);
R3.L = LO(0x00000008);
[P0] = R3;
CSYNC;
/* Enable evt 11 in IMASK before idle, otherwise core doesn't wake up. */
r0.l = 0x800;
r0.h = 0;
sti r0;
SSYNC;
bfin_init_pm_bench_cycles;
/* Fall into deep sleep in idle*/
idle;
SSYNC;
/* Restore PLL after wake up from deep sleep */
call _bf609_resume_ccbuf;
/* turn ddr out of self refresh mode */
call _bf609_ddr_sr_exit;
SP = EX_SCRATCH_REG;
(R7:0,P5:0) = [SP++];
UNLINK;
RTS;
ENDPROC(_enter_deepsleep)
.section .text
ENTRY(_bf609_hibernate)
bfin_cpu_reg_save;
bfin_core_mmr_save;
P0.H = _bf609_pm_data;
P0.L = _bf609_pm_data;
R1.H = 0xDEAD;
R1.L = 0xBEEF;
R2.H = .Lpm_resume_here;
R2.L = .Lpm_resume_here;
[P0++] = R1;
[P0++] = R2;
[P0++] = SP;
P1.H = _enter_hibernate;
P1.L = _enter_hibernate;
call (P1);
.Lpm_resume_here:
bfin_core_mmr_restore;
bfin_cpu_reg_restore;
[--sp] = RETI; /* Clear Global Interrupt Disable */
SP += 4;
RTS;
ENDPROC(_bf609_hibernate)

65
arch/blackfin/mach-bf609/hibernate.S
Просмотреть файл

@ -1,65 +0,0 @@
#include <linux/linkage.h>
#include <asm/blackfin.h>
#include <asm/dpmc.h>
#define PM_STACK (COREA_L1_SCRATCH_START + L1_SCRATCH_LENGTH - 12)
.section .l1.text
ENTRY(_enter_hibernate)
/* switch stack to L1 scratch, prepare for ddr srfr */
P0.H = HI(PM_STACK);
P0.L = LO(PM_STACK);
SP = P0;
call _bf609_ddr_sr;
call _bfin_hibernate_syscontrol;
P0.H = HI(DPM0_RESTORE4);
P0.L = LO(DPM0_RESTORE4);
P1.H = _bf609_pm_data;
P1.L = _bf609_pm_data;
[P0] = P1;
P0.H = HI(DPM0_CTL);
P0.L = LO(DPM0_CTL);
R3.H = HI(0x00000010);
R3.L = LO(0x00000010);
bfin_init_pm_bench_cycles;
[P0] = R3;
SSYNC;
ENDPROC(_enter_hibernate_mode)
.section .text
ENTRY(_bf609_hibernate)
bfin_cpu_reg_save;
bfin_core_mmr_save;
P0.H = _bf609_pm_data;
P0.L = _bf609_pm_data;
R1.H = 0xDEAD;
R1.L = 0xBEEF;
R2.H = .Lpm_resume_here;
R2.L = .Lpm_resume_here;
[P0++] = R1;
[P0++] = R2;
[P0++] = SP;
P1.H = _enter_hibernate;
P1.L = _enter_hibernate;
call (P1);
.Lpm_resume_here:
bfin_core_mmr_restore;
bfin_cpu_reg_restore;
[--sp] = RETI; /* Clear Global Interrupt Disable */
SP += 4;
RTS;
ENDPROC(_bf609_hibernate)

141
arch/blackfin/mach-bf609/include/mach/anomaly.h
Просмотреть файл

@ -5,126 +5,99 @@
* and can be replaced with that version at any time
* DO NOT EDIT THIS FILE
*
* Copyright 2004-2011 Analog Devices Inc.
* Copyright 2004-2012 Analog Devices Inc.
* Licensed under the Clear BSD license.
*/
/* This file should be up to date with:
* - Revision A, 15/06/2012; ADSP-BF609 Blackfin Processor Anomaly List
*/
#if __SILICON_REVISION__ < 0
# error will not work on BF506 silicon version
# error will not work on BF609 silicon version
#endif
#ifndef _MACH_ANOMALY_H_
#define _MACH_ANOMALY_H_
/* Multi-Issue Instruction with dsp32shiftimm in slot1 and P-reg Store in slot2 Not Supported */
#define ANOMALY_05000074 (1)
/* DMA_RUN Bit Is Not Valid after a Peripheral Receive Channel DMA Stops */
#define ANOMALY_05000119 (1)
/* Rx.H Cannot Be Used to Access 16-bit System MMR Registers */
#define ANOMALY_05000122 (1)
/* False Hardware Error from an Access in the Shadow of a Conditional Branch */
#define ANOMALY_05000245 (1)
/* Incorrect Timer Pulse Width in Single-Shot PWM_OUT Mode with External Clock */
#define ANOMALY_05000254 (1)
/* Sensitivity To Noise with Slow Input Edge Rates on External SPORT TX and RX Clocks */
#define ANOMALY_05000265 (1)
/* False Hardware Errors Caused by Fetches at the Boundary of Reserved Memory */
#define ANOMALY_05000310 (1)
/* PPI Underflow Error Goes Undetected in ITU-R 656 Mode */
#define ANOMALY_05000366 (1)
/* Speculative Fetches Can Cause Undesired External FIFO Operations */
#define ANOMALY_05000416 (1)
/* Speculative Fetches of Indirect-Pointer Instructions Can Cause False Hardware Errors */
#define ANOMALY_05000426 (1)
/* TRU_STAT.ADDRERR and TRU_ERRADDR.ADDR May Not Reflect the Correct Status */
#define ANOMALY_16000003 (1)
/* The EPPI Data Enable (DEN) Signal is Not Functional */
#define ANOMALY_16000004 (1)
/* Using L1 Instruction Cache with Parity Enabled is Unreliable */
#define ANOMALY_16000005 (1)
/* SEQSTAT.SYSNMI Clears Upon Entering the NMI ISR */
#define ANOMALY_16000006 (1)
/* DDR2 Memory Reads May Fail Intermittently */
#define ANOMALY_16000007 (1)
/* Instruction Memory Stalls Can Cause IFLUSH to Fail */
#define ANOMALY_16000008 (1)
/* TestSET Instruction Cannot Be Interrupted */
#define ANOMALY_16000009 (1)
/* IFLUSH Instruction at End of Hardware Loop Causes Infinite Stall */
#define ANOMALY_05000443 (1)
/* UART IrDA Receiver Fails on Extended Bit Pulses */
#define ANOMALY_05000447 (1)
#define ANOMALY_16000010 (1)
/* False Hardware Error when RETI Points to Invalid Memory */
#define ANOMALY_05000461 (1)
/* PLL Latches Incorrect Settings During Reset */
#define ANOMALY_05000469 (1)
/* Incorrect Default MSEL Value in PLL_CTL */
#define ANOMALY_05000472 (1)
/* Interrupted SPORT Receive Data Register Read Results In Underflow when SLEN > 15 */
#define ANOMALY_05000473 (1)
/* TESTSET Instruction Cannot Be Interrupted */
#define ANOMALY_05000477 (1)
/* Reads of ITEST_COMMAND and ITEST_DATA Registers Cause Cache Corruption */
#define ANOMALY_05000481 (1)
/* IFLUSH sucks at life */
#define ANOMALY_05000491 (1)
/* Tempopary anomaly ID for data loss in MMR read operation if interrupted */
#define ANOMALY_05001001 (__SILICON_REVISION__ < 1)
#define ANOMALY_16000011 (1)
/* Speculative Fetches of Indirect-Pointer Instructions Can Cause False Hardware Errors */
#define ANOMALY_16000012 (1)
/* False Hardware Errors Caused by Fetches at the Boundary of Reserved Memory */
#define ANOMALY_16000013 (1)
/* False Hardware Error from an Access in the Shadow of a Conditional Branch */
#define ANOMALY_16000014 (1)
/* Multi-Issue Instruction with dsp32shiftimm in slot1 and P-reg Store in slot2 Not Supported */
#define ANOMALY_16000015 (1)
/* Speculative Fetches Can Cause Undesired External FIFO Operations */
#define ANOMALY_16000017 (1)
/* RSI Boot Cleanup Routine Does Not Clear Registers */
#define ANOMALY_16000018 (1)
/* SPI Master Boot Device Auto-detection Frequency is Set Incorrectly */
#define ANOMALY_16000019 (1)
/* rom_SysControl() Fails to Set DDR0_CTL.INIT for Wakeup From Hibernate */
#define ANOMALY_16000020 (1)
/* rom_SysControl() Fails to Save and Restore DDR0_PHYCTL3 for Hibernate/Wakeup Sequence */
#define ANOMALY_16000021 (1)
/* Boot Code Fails to Enable Parity Fault Detection */
#define ANOMALY_16000022 (1)
/* USB DMA interrupt status do not show the DMA channel interrupt in the DMA ISR */
#define ANOMALY_16000027 (1)
/* Interrupted Core Reads of MMRs May Cause Data Loss */
#define ANOMALY_16000030 (1)
/* Anomalies that don't exist on this proc */
#define ANOMALY_05000099 (0)
#define ANOMALY_05000120 (0)
#define ANOMALY_05000125 (0)
#define ANOMALY_05000149 (0)
#define ANOMALY_05000158 (0)
#define ANOMALY_05000171 (0)
#define ANOMALY_05000179 (0)
#define ANOMALY_05000182 (0)
#define ANOMALY_05000183 (0)
#define ANOMALY_05000189 (0)
#define ANOMALY_05000198 (0)
#define ANOMALY_05000202 (0)
#define ANOMALY_05000215 (0)
#define ANOMALY_05000219 (0)
#define ANOMALY_05000220 (0)
#define ANOMALY_05000227 (0)
#define ANOMALY_05000230 (0)
#define ANOMALY_05000231 (0)
#define ANOMALY_05000233 (0)
#define ANOMALY_05000234 (0)
#define ANOMALY_05000242 (0)
#define ANOMALY_05000244 (0)
#define ANOMALY_05000248 (0)
#define ANOMALY_05000250 (0)
#define ANOMALY_05000257 (0)
#define ANOMALY_05000261 (0)
#define ANOMALY_05000263 (0)
#define ANOMALY_05000266 (0)
#define ANOMALY_05000273 (0)
#define ANOMALY_05000274 (0)
#define ANOMALY_05000278 (0)
#define ANOMALY_05000281 (0)
#define ANOMALY_05000283 (0)
#define ANOMALY_05000285 (0)
#define ANOMALY_05000287 (0)
#define ANOMALY_05000301 (0)
#define ANOMALY_05000305 (0)
#define ANOMALY_05000307 (0)
#define ANOMALY_05000311 (0)
#define ANOMALY_05000312 (0)
#define ANOMALY_05000315 (0)
#define ANOMALY_05000323 (0)
#define ANOMALY_05000353 (1)
#define ANOMALY_05000357 (0)
#define ANOMALY_05000362 (1)
#define ANOMALY_05000363 (0)
#define ANOMALY_05000364 (0)
#define ANOMALY_05000371 (0)
#define ANOMALY_05000380 (0)
#define ANOMALY_05000386 (0)
#define ANOMALY_05000389 (0)
#define ANOMALY_05000400 (0)
#define ANOMALY_05000402 (0)
#define ANOMALY_05000412 (0)
#define ANOMALY_05000432 (0)
#define ANOMALY_05000440 (0)
#define ANOMALY_05000448 (0)
#define ANOMALY_05000456 (0)
#define ANOMALY_05000450 (0)
#define ANOMALY_05000465 (0)
#define ANOMALY_05000467 (0)
#define ANOMALY_05000474 (0)
#define ANOMALY_05000475 (0)
#define ANOMALY_05000456 (0)
#define ANOMALY_05000480 (0)
#define ANOMALY_05000485 (0)
#define ANOMALY_05000481 (1)
/* Reuse BF5xx anomalies IDs for the same anomaly in BF60x */
#define ANOMALY_05000491 ANOMALY_16000008
#define ANOMALY_05000477 ANOMALY_16000009
#define ANOMALY_05000443 ANOMALY_16000010
#define ANOMALY_05000461 ANOMALY_16000011
#define ANOMALY_05000426 ANOMALY_16000012
#define ANOMALY_05000310 ANOMALY_16000013
#define ANOMALY_05000245 ANOMALY_16000014
#define ANOMALY_05000074 ANOMALY_16000015
#define ANOMALY_05000416 ANOMALY_16000017
#endif

1
arch/blackfin/mach-bf609/include/mach/defBF60x_base.h
Просмотреть файл

@ -2665,7 +2665,6 @@
#define DEVSZ_1G 0x400 /* DMC External Bank Size = 1Gbit */
#define DEVSZ_2G 0x500 /* DMC External Bank Size = 2Gbit */
/* =========================
L2CTL Registers
========================= */

2
arch/blackfin/mach-bf609/include/mach/gpio.h
Просмотреть файл

@ -123,6 +123,8 @@
#define BFIN_GPIO_PINT 1
#define NR_PINT_SYS_IRQS 6
#define NR_PINTS 112
#ifndef __ASSEMBLY__

4
arch/blackfin/mach-bf609/include/mach/irq.h
Просмотреть файл

@ -293,9 +293,13 @@
#define NR_MACH_IRQS (IRQ_PG15 + 1)
#define SEC_SCTL_PRIO_OFFSET 8
#ifndef __ASSEMBLY__
#include <linux/types.h>
extern u8 sec_int_priority[];
/*
* bfin pint registers layout
*/

9
arch/blackfin/mach-bf609/include/mach/pm.h
Просмотреть файл

@ -11,11 +11,14 @@
#include <linux/suspend.h>
int bfin609_pm_enter(suspend_state_t state);
int bf609_pm_prepare(void);
void bf609_pm_finish(void);
extern int bfin609_pm_enter(suspend_state_t state);
extern int bf609_pm_prepare(void);
extern void bf609_pm_finish(void);
void bf609_hibernate(void);
void bfin_sec_raise_irq(unsigned int sid);
void coreb_enable(void);
int bf609_nor_flash_init(void);
void bf609_nor_flash_exit(void);
#endif

156
arch/blackfin/mach-bf609/ints-priority.c Normal file
Просмотреть файл

@ -0,0 +1,156 @@
/*
* Copyright 2007-2008 Analog Devices Inc.
*
* Licensed under the GPL-2 or later.
*
* Set up the interrupt priorities
*/
#include <linux/module.h>
#include <linux/irq.h>
#include <asm/blackfin.h>
u8 sec_int_priority[] = {
255, /* IRQ_SEC_ERR */
255, /* IRQ_CGU_EVT */
254, /* IRQ_WATCH0 */
254, /* IRQ_WATCH1 */
253, /* IRQ_L2CTL0_ECC_ERR */
253, /* IRQ_L2CTL0_ECC_WARN */
253, /* IRQ_C0_DBL_FAULT */
253, /* IRQ_C1_DBL_FAULT */
252, /* IRQ_C0_HW_ERR */
252, /* IRQ_C1_HW_ERR */
255, /* IRQ_C0_NMI_L1_PARITY_ERR */
255, /* IRQ_C1_NMI_L1_PARITY_ERR */
50, /* IRQ_TIMER0 */
50, /* IRQ_TIMER1 */
50, /* IRQ_TIMER2 */
50, /* IRQ_TIMER3 */
50, /* IRQ_TIMER4 */
50, /* IRQ_TIMER5 */
50, /* IRQ_TIMER6 */
50, /* IRQ_TIMER7 */
50, /* IRQ_TIMER_STAT */
0, /* IRQ_PINT0 */
0, /* IRQ_PINT1 */
0, /* IRQ_PINT2 */
0, /* IRQ_PINT3 */
0, /* IRQ_PINT4 */
0, /* IRQ_PINT5 */
0, /* IRQ_CNT */
50, /* RQ_PWM0_TRIP */
50, /* IRQ_PWM0_SYNC */
50, /* IRQ_PWM1_TRIP */
50, /* IRQ_PWM1_SYNC */
0, /* IRQ_TWI0 */
0, /* IRQ_TWI1 */
10, /* IRQ_SOFT0 */
10, /* IRQ_SOFT1 */
10, /* IRQ_SOFT2 */
10, /* IRQ_SOFT3 */
0, /* IRQ_ACM_EVT_MISS */
0, /* IRQ_ACM_EVT_COMPLETE */
0, /* IRQ_CAN0_RX */
0, /* IRQ_CAN0_TX */
0, /* IRQ_CAN0_STAT */
100, /* IRQ_SPORT0_TX */
100, /* IRQ_SPORT0_TX_STAT */
100, /* IRQ_SPORT0_RX */
100, /* IRQ_SPORT0_RX_STAT */
100, /* IRQ_SPORT1_TX */
100, /* IRQ_SPORT1_TX_STAT */
100, /* IRQ_SPORT1_RX */
100, /* IRQ_SPORT1_RX_STAT */
100, /* IRQ_SPORT2_TX */
100, /* IRQ_SPORT2_TX_STAT */
100, /* IRQ_SPORT2_RX */
100, /* IRQ_SPORT2_RX_STAT */
0, /* IRQ_SPI0_TX */
0, /* IRQ_SPI0_RX */
0, /* IRQ_SPI0_STAT */
0, /* IRQ_SPI1_TX */
0, /* IRQ_SPI1_RX */
0, /* IRQ_SPI1_STAT */
0, /* IRQ_RSI */
0, /* IRQ_RSI_INT0 */
0, /* IRQ_RSI_INT1 */
0, /* DMA11 Data (SDU) */
0, /* DMA12 Data (Reserved) */
0, /* Reserved */
0, /* Reserved */
30, /* IRQ_EMAC0_STAT */
0, /* EMAC0 Power (Reserved) */
30, /* IRQ_EMAC1_STAT */
0, /* EMAC1 Power (Reserved) */
0, /* IRQ_LP0 */
0, /* IRQ_LP0_STAT */
0, /* IRQ_LP1 */
0, /* IRQ_LP1_STAT */
0, /* IRQ_LP2 */
0, /* IRQ_LP2_STAT */
0, /* IRQ_LP3 */
0, /* IRQ_LP3_STAT */
0, /* IRQ_UART0_TX */
0, /* IRQ_UART0_RX */
0, /* IRQ_UART0_STAT */
0, /* IRQ_UART1_TX */
0, /* IRQ_UART1_RX */
0, /* IRQ_UART1_STAT */
0, /* IRQ_MDMA0_SRC_CRC0 */
0, /* IRQ_MDMA0_DEST_CRC0 */
0, /* IRQ_CRC0_DCNTEXP */
0, /* IRQ_CRC0_ERR */
0, /* IRQ_MDMA1_SRC_CRC1 */
0, /* IRQ_MDMA1_DEST_CRC1 */
0, /* IRQ_CRC1_DCNTEXP */
0, /* IRQ_CRC1_ERR */
0, /* IRQ_MDMA2_SRC */
0, /* IRQ_MDMA2_DEST */
0, /* IRQ_MDMA3_SRC */
0, /* IRQ_MDMA3_DEST */
120, /* IRQ_EPPI0_CH0 */
120, /* IRQ_EPPI0_CH1 */
120, /* IRQ_EPPI0_STAT */
120, /* IRQ_EPPI2_CH0 */
120, /* IRQ_EPPI2_CH1 */
120, /* IRQ_EPPI2_STAT */
120, /* IRQ_EPPI1_CH0 */
120, /* IRQ_EPPI1_CH1 */
120, /* IRQ_EPPI1_STAT */
120, /* IRQ_PIXC_CH0 */
120, /* IRQ_PIXC_CH1 */
120, /* IRQ_PIXC_CH2 */
120, /* IRQ_PIXC_STAT */
120, /* IRQ_PVP_CPDOB */
120, /* IRQ_PVP_CPDOC */
120, /* IRQ_PVP_CPSTAT */
120, /* IRQ_PVP_CPCI */
120, /* IRQ_PVP_STAT0 */
120, /* IRQ_PVP_MPDO */
120, /* IRQ_PVP_MPDI */
120, /* IRQ_PVP_MPSTAT */
120, /* IRQ_PVP_MPCI */
120, /* IRQ_PVP_CPDOA */
120, /* IRQ_PVP_STAT1 */
0, /* IRQ_USB_STAT */
0, /* IRQ_USB_DMA */
0, /* IRQ_TRU_INT0 */
0, /* IRQ_TRU_INT1 */
0, /* IRQ_TRU_INT2 */
0, /* IRQ_TRU_INT3 */
0, /* IRQ_DMAC0_ERROR */
0, /* IRQ_CGU0_ERROR */
0, /* Reserved */
0, /* IRQ_DPM */
0, /* Reserved */
0, /* IRQ_SWU0 */
0, /* IRQ_SWU1 */
0, /* IRQ_SWU2 */
0, /* IRQ_SWU3 */
0, /* IRQ_SWU4 */
0, /* IRQ_SWU4 */
0, /* IRQ_SWU6 */
};

136
arch/blackfin/mach-bf609/pm.c
Просмотреть файл

@ -11,13 +11,14 @@
#include <linux/interrupt.h>
#include <linux/gpio.h>
#include <linux/irq.h>
#include <linux/delay.h>
#include <linux/syscore_ops.h>
#include <asm/dpmc.h>
#include <asm/pm.h>
#include <mach/pm.h>
#include <asm/blackfin.h>
#include <asm/mem_init.h>
/***********************************************************/
/* */
@ -131,63 +132,33 @@ void bfin_cpu_suspend(void)
);
}
__attribute__((l1_text))
void bfin_deepsleep(unsigned long mask)
{
uint32_t dpm0_ctl;
bfin_write32(DPM0_WAKE_EN, 0x10);
bfin_write32(DPM0_WAKE_POL, 0x10);
dpm0_ctl = 0x00000008;
bfin_write32(DPM0_CTL, dpm0_ctl);
SSYNC();
__asm__ __volatile__( \
".align 8;" \
"idle;" \
: : \
);
#ifdef CONFIG_BFIN_PM_WAKEUP_TIME_BENCH
__asm__ __volatile__(
"R0 = 0;"
"CYCLES = R0;"
"CYCLES2 = R0;"
"R0 = SYSCFG;"
"BITSET(R0, 1);"
"SYSCFG = R0;"
: : : "R0"
);
#endif
}
__attribute__((l1_text))
void bf609_ddr_sr(void)
{
uint32_t reg;
reg = bfin_read_DMC0_CTL();
reg |= 0x8;
bfin_write_DMC0_CTL(reg);
while (!(bfin_read_DMC0_STAT() & 0x8))
continue;
dmc_enter_self_refresh();
}
__attribute__((l1_text))
void bf609_ddr_sr_exit(void)
{
uint32_t reg;
while (!(bfin_read_DMC0_STAT() & 0x1))
continue;
dmc_exit_self_refresh();
reg = bfin_read_DMC0_CTL();
reg &= ~0x8;
bfin_write_DMC0_CTL(reg);
while ((bfin_read_DMC0_STAT() & 0x8))
/* After wake up from deep sleep and exit DDR from self refress mode,
* should wait till CGU PLL is locked.
*/
while (bfin_read32(CGU0_STAT) & CLKSALGN)
continue;
}
__attribute__((l1_text))
void bf609_resume_ccbuf(void)
{
bfin_write32(DPM0_CCBF_EN, 3);
bfin_write32(DPM0_CTL, 2);
while ((bfin_read32(DPM0_STAT) & 0xf) != 1);
}
__attribute__((l1_text))
void bfin_hibernate_syscontrol(void)
{
@ -203,20 +174,25 @@ void bfin_hibernate_syscontrol(void)
bfin_write32(DPM0_RESTORE5, bfin_read32(DPM0_RESTORE5) | 4);
}
#ifndef CONFIG_BF60x
# define SIC_SYSIRQ(irq) (irq - (IRQ_CORETMR + 1))
#else
# define SIC_SYSIRQ(irq) ((irq) - IVG15)
#endif
void bfin_hibernate(unsigned long mask)
#define IRQ_SID(irq) ((irq) - IVG15)
asmlinkage void enter_deepsleep(void);
__attribute__((l1_text))
void bfin_deepsleep(unsigned long mask, unsigned long pol_mask)
{
bfin_write32(DPM0_WAKE_EN, 0x10);
bfin_write32(DPM0_WAKE_POL, 0x10);
bfin_write32(DPM0_WAKE_EN, mask);
bfin_write32(DPM0_WAKE_POL, pol_mask);
SSYNC();
enter_deepsleep();
}
void bfin_hibernate(unsigned long mask, unsigned long pol_mask)
{
bfin_write32(DPM0_WAKE_EN, mask);
bfin_write32(DPM0_WAKE_POL, pol_mask);
bfin_write32(DPM0_PGCNTR, 0x0000FFFF);
bfin_write32(DPM0_HIB_DIS, 0xFFFF);
printk(KERN_DEBUG "hibernate: restore %x pgcnt %x\n", bfin_read32(DPM0_RESTORE0), bfin_read32(DPM0_PGCNTR));
bf609_hibernate();
}
@ -290,10 +266,11 @@ void bf609_cpu_pm_enter(suspend_state_t state)
printk(KERN_DEBUG "Unable to get irq wake\n");
if (state == PM_SUSPEND_STANDBY)
bfin_deepsleep(wakeup);
bfin_deepsleep(wakeup, wakeup_pol);
else {
bfin_hibernate(wakeup);
bfin_hibernate(wakeup, wakeup_pol);
}
}
int bf609_cpu_pm_prepare(void)
@ -312,20 +289,36 @@ static struct bfin_cpu_pm_fns bf609_cpu_pm = {
.finish = bf609_cpu_pm_finish,
};
#if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
static int smc_pm_syscore_suspend(void)
{
bf609_nor_flash_exit();
return 0;
}
static void smc_pm_syscore_resume(void)
{
bf609_nor_flash_init();
}
static struct syscore_ops smc_pm_syscore_ops = {
.suspend = smc_pm_syscore_suspend,
.resume = smc_pm_syscore_resume,
};
#endif
static irqreturn_t test_isr(int irq, void *dev_id)
{
printk(KERN_DEBUG "gpio irq %d\n", irq);
if (irq == 231)
bfin_sec_raise_irq(IRQ_SID(IRQ_SOFT1));
return IRQ_HANDLED;
}
static irqreturn_t dpm0_isr(int irq, void *dev_id)
{
uint32_t wake_stat;
wake_stat = bfin_read32(DPM0_WAKE_STAT);
printk(KERN_DEBUG "enter %s wake stat %08x\n", __func__, wake_stat);
bfin_write32(DPM0_WAKE_STAT, wake_stat);
bfin_write32(DPM0_WAKE_STAT, bfin_read32(DPM0_WAKE_STAT));
bfin_write32(CGU0_STAT, bfin_read32(CGU0_STAT));
return IRQ_HANDLED;
}
@ -334,7 +327,11 @@ static int __init bf609_init_pm(void)
int irq;
int error;
#if CONFIG_PM_BFIN_WAKE_PE12
#if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
register_syscore_ops(&smc_pm_syscore_ops);
#endif
#ifdef CONFIG_PM_BFIN_WAKE_PE12
irq = gpio_to_irq(GPIO_PE12);
if (irq < 0) {
error = irq;
@ -342,16 +339,19 @@ static int __init bf609_init_pm(void)
GPIO_PE12, error);
}
error = request_irq(irq, test_isr, IRQF_TRIGGER_RISING | IRQF_NO_SUSPEND, "gpiope12", NULL);
error = request_irq(irq, test_isr, IRQF_TRIGGER_RISING | IRQF_NO_SUSPEND
| IRQF_FORCE_RESUME, "gpiope12", NULL);
if(error < 0)
printk(KERN_DEBUG "Unable to get irq\n");
#endif
error = request_irq(IRQ_CGU_EVT, dpm0_isr, IRQF_NO_SUSPEND, "cgu0 event", NULL);
error = request_irq(IRQ_CGU_EVT, dpm0_isr, IRQF_NO_SUSPEND |
IRQF_FORCE_RESUME, "cgu0 event", NULL);
if(error < 0)
printk(KERN_DEBUG "Unable to get irq\n");
error = request_irq(IRQ_DPM, dpm0_isr, IRQF_NO_SUSPEND, "dpm0 event", NULL);
error = request_irq(IRQ_DPM, dpm0_isr, IRQF_NO_SUSPEND |
IRQF_FORCE_RESUME, "dpm0 event", NULL);
if (error < 0)
printk(KERN_DEBUG "Unable to get irq\n");

139
arch/blackfin/mach-common/clocks-init.c
Просмотреть файл

@ -16,23 +16,14 @@
#include <asm/dpmc.h>
#ifdef CONFIG_BF60x
#define CSEL_P 0
#define S0SEL_P 5
#define SYSSEL_P 8
#define S1SEL_P 13
#define DSEL_P 16
#define OSEL_P 22
#define ALGN_P 29
#define UPDT_P 30
#define LOCK_P 31
#define CGU_CTL_VAL ((CONFIG_VCO_MULT << 8) | CLKIN_HALF)
#define CGU_DIV_VAL \
((CONFIG_CCLK_DIV << CSEL_P) | \
(CONFIG_SCLK_DIV << SYSSEL_P) | \
(CONFIG_SCLK0_DIV << S0SEL_P) | \
(CONFIG_SCLK1_DIV << S1SEL_P) | \
(CONFIG_DCLK_DIV << DSEL_P))
((CONFIG_CCLK_DIV << CSEL_OFFSET) | \
(CONFIG_SCLK_DIV << SYSSEL_OFFSET) | \
(CONFIG_SCLK0_DIV << S0SEL_OFFSET) | \
(CONFIG_SCLK1_DIV << S1SEL_OFFSET) | \
(CONFIG_DCLK_DIV << DSEL_OFFSET))
#define CONFIG_BFIN_DCLK (((CONFIG_CLKIN_HZ * CONFIG_VCO_MULT) / CONFIG_DCLK_DIV) / 1000000)
#if ((CONFIG_BFIN_DCLK != 125) && \
@ -41,89 +32,7 @@
(CONFIG_BFIN_DCLK != 225) && (CONFIG_BFIN_DCLK != 250))
#error "DCLK must be in (125, 133, 150, 166, 200, 225, 250)MHz"
#endif
struct ddr_config {
u32 ddr_clk;
u32 dmc_ddrctl;
u32 dmc_ddrcfg;
u32 dmc_ddrtr0;
u32 dmc_ddrtr1;
u32 dmc_ddrtr2;
u32 dmc_ddrmr;
u32 dmc_ddrmr1;
};
struct ddr_config ddr_config_table[] __attribute__((section(".data_l1"))) = {
[0] = {
.ddr_clk = 125,
.dmc_ddrctl = 0x00000904,
.dmc_ddrcfg = 0x00000422,
.dmc_ddrtr0 = 0x20705212,
.dmc_ddrtr1 = 0x201003CF,
.dmc_ddrtr2 = 0x00320107,
.dmc_ddrmr = 0x00000422,
.dmc_ddrmr1 = 0x4,
},
[1] = {
.ddr_clk = 133,
.dmc_ddrctl = 0x00000904,
.dmc_ddrcfg = 0x00000422,
.dmc_ddrtr0 = 0x20806313,
.dmc_ddrtr1 = 0x2013040D,
.dmc_ddrtr2 = 0x00320108,
.dmc_ddrmr = 0x00000632,
.dmc_ddrmr1 = 0x4,
},
[2] = {
.ddr_clk = 150,
.dmc_ddrctl = 0x00000904,
.dmc_ddrcfg = 0x00000422,
.dmc_ddrtr0 = 0x20A07323,
.dmc_ddrtr1 = 0x20160492,
.dmc_ddrtr2 = 0x00320209,
.dmc_ddrmr = 0x00000632,
.dmc_ddrmr1 = 0x4,
},
[3] = {
.ddr_clk = 166,
.dmc_ddrctl = 0x00000904,
.dmc_ddrcfg = 0x00000422,
.dmc_ddrtr0 = 0x20A07323,
.dmc_ddrtr1 = 0x2016050E,
.dmc_ddrtr2 = 0x00320209,
.dmc_ddrmr = 0x00000632,
.dmc_ddrmr1 = 0x4,
},
[4] = {
.ddr_clk = 200,
.dmc_ddrctl = 0x00000904,
.dmc_ddrcfg = 0x00000422,
.dmc_ddrtr0 = 0x20a07323,
.dmc_ddrtr1 = 0x2016050f,
.dmc_ddrtr2 = 0x00320509,
.dmc_ddrmr = 0x00000632,
.dmc_ddrmr1 = 0x4,
},
[5] = {
.ddr_clk = 225,
.dmc_ddrctl = 0x00000904,
.dmc_ddrcfg = 0x00000422,
.dmc_ddrtr0 = 0x20E0A424,
.dmc_ddrtr1 = 0x302006DB,
.dmc_ddrtr2 = 0x0032020D,
.dmc_ddrmr = 0x00000842,
.dmc_ddrmr1 = 0x4,
},
[6] = {
.ddr_clk = 250,
.dmc_ddrctl = 0x00000904,
.dmc_ddrcfg = 0x00000422,
.dmc_ddrtr0 = 0x20E0A424,
.dmc_ddrtr1 = 0x3020079E,
.dmc_ddrtr2 = 0x0032020D,
.dmc_ddrmr = 0x00000842,
.dmc_ddrmr1 = 0x4,
},
};
#else
#define SDGCTL_WIDTH (1 << 31) /* SDRAM external data path width */
#define PLL_CTL_VAL \
@ -144,43 +53,9 @@ void init_clocks(void)
* in the middle of reprogramming things, and that'll screw us up.
* For example, any automatic DMAs left by U-Boot for splash screens.
*/
#ifdef CONFIG_BF60x
int i, dlldatacycle, dll_ctl;
bfin_write32(CGU0_DIV, CGU_DIV_VAL);
bfin_write32(CGU0_CTL, CGU_CTL_VAL);
while ((bfin_read32(CGU0_STAT) & 0x8) || !(bfin_read32(CGU0_STAT) & 0x4))
continue;
bfin_write32(CGU0_DIV, CGU_DIV_VAL | (1 << UPDT_P));
while (bfin_read32(CGU0_STAT) & (1 << 3))
continue;
for (i = 0; i < 7; i++) {
if (ddr_config_table[i].ddr_clk == CONFIG_BFIN_DCLK) {
bfin_write_DDR0_CFG(ddr_config_table[i].dmc_ddrcfg);
bfin_write_DDR0_TR0(ddr_config_table[i].dmc_ddrtr0);
bfin_write_DDR0_TR1(ddr_config_table[i].dmc_ddrtr1);
bfin_write_DDR0_TR2(ddr_config_table[i].dmc_ddrtr2);
bfin_write_DDR0_MR(ddr_config_table[i].dmc_ddrmr);
bfin_write_DDR0_EMR1(ddr_config_table[i].dmc_ddrmr1);
bfin_write_DDR0_CTL(ddr_config_table[i].dmc_ddrctl);
break;
}
}
do_sync();
while (!(bfin_read_DDR0_STAT() & 0x4))
continue;
dlldatacycle = (bfin_read_DDR0_STAT() & 0x00f00000) >> 20;
dll_ctl = bfin_read_DDR0_DLLCTL();
dll_ctl &= 0x0ff;
bfin_write_DDR0_DLLCTL(dll_ctl | (dlldatacycle << 8));
do_sync();
while (!(bfin_read_DDR0_STAT() & 0x2000))
continue;
init_cgu(CGU_DIV_VAL, CGU_CTL_VAL);
init_dmc(CONFIG_BFIN_DCLK);
#else
size_t i;
for (i = 0; i < MAX_DMA_CHANNELS; ++i) {

5
arch/blackfin/mach-common/cpufreq.c
Просмотреть файл

@ -64,7 +64,8 @@ static void __init bfin_init_tables(unsigned long cclk, unsigned long sclk)
/* Anomaly 273 seems to still exist on non-BF54x w/dcache turned on */
#if ANOMALY_05000273 || ANOMALY_05000274 || \
(!defined(CONFIG_BF54x) && defined(CONFIG_BFIN_EXTMEM_DCACHEABLE))
(!(defined(CONFIG_BF54x) || defined(CONFIG_BF60x)) \
&& defined(CONFIG_BFIN_EXTMEM_DCACHEABLE))
min_cclk = sclk * 2;
#else
min_cclk = sclk;
@ -173,7 +174,7 @@ static int bfin_target(struct cpufreq_policy *poli,
#else
ret = cpu_set_cclk(cpu, freqs.new * 1000);
if (ret != 0) {
pr_debug("cpufreq set freq failed %d\n", ret);
WARN_ONCE(ret, "cpufreq set freq failed %d\n", ret);
break;
}
#endif

7
arch/blackfin/mach-common/entry.S
Просмотреть файл

@ -25,13 +25,6 @@
#include <asm/context.S>
#if defined(CONFIG_BFIN_SCRATCH_REG_RETN)
# define EX_SCRATCH_REG RETN
#elif defined(CONFIG_BFIN_SCRATCH_REG_RETE)
# define EX_SCRATCH_REG RETE
#else
# define EX_SCRATCH_REG CYCLES
#endif
#ifdef CONFIG_EXCPT_IRQ_SYSC_L1
.section .l1.text

337
arch/blackfin/mach-common/ints-priority.c
Просмотреть файл

@ -26,8 +26,9 @@
#include <asm/gpio.h>
#include <asm/irq_handler.h>
#include <asm/dpmc.h>
#include <asm/traps.h>
#ifndef CONFIG_BF60x
#ifndef SEC_GCTL
# define SIC_SYSIRQ(irq) (irq - (IRQ_CORETMR + 1))
#else
# define SIC_SYSIRQ(irq) ((irq) - IVG15)
@ -56,7 +57,7 @@ unsigned long bfin_sic_iwr[3]; /* Up to 3 SIC_IWRx registers */
unsigned vr_wakeup;
#endif
#ifndef CONFIG_BF60x
#ifndef SEC_GCTL
static struct ivgx {
/* irq number for request_irq, available in mach-bf5xx/irq.h */
unsigned int irqno;
@ -143,7 +144,7 @@ static void bfin_core_unmask_irq(struct irq_data *d)
void bfin_internal_mask_irq(unsigned int irq)
{
unsigned long flags = hard_local_irq_save();
#ifndef CONFIG_BF60x
#ifndef SEC_GCTL
#ifdef SIC_IMASK0
unsigned mask_bank = SIC_SYSIRQ(irq) / 32;
unsigned mask_bit = SIC_SYSIRQ(irq) % 32;
@ -175,7 +176,7 @@ void bfin_internal_unmask_irq(unsigned int irq)
{
unsigned long flags = hard_local_irq_save();
#ifndef CONFIG_BF60x
#ifndef SEC_GCTL
#ifdef SIC_IMASK0
unsigned mask_bank = SIC_SYSIRQ(irq) / 32;
unsigned mask_bit = SIC_SYSIRQ(irq) % 32;
@ -199,7 +200,7 @@ void bfin_internal_unmask_irq(unsigned int irq)
hard_local_irq_restore(flags);
}
#ifdef CONFIG_BF60x
#ifdef SEC_GCTL
static void bfin_sec_preflow_handler(struct irq_data *d)
{
unsigned long flags = hard_local_irq_save();
@ -310,7 +311,24 @@ static void bfin_sec_disable(struct irq_data *d)
hard_local_irq_restore(flags);
}
static void bfin_sec_raise_irq(unsigned int sid)
static void bfin_sec_set_priority(unsigned int sec_int_levels, u8 *sec_int_priority)
{
unsigned long flags = hard_local_irq_save();
uint32_t reg_sctl;
int i;
bfin_write_SEC_SCI(0, SEC_CPLVL, sec_int_levels);
for (i = 0; i < SYS_IRQS - BFIN_IRQ(0); i++) {
reg_sctl = bfin_read_SEC_SCTL(i) & ~SEC_SCTL_PRIO;
reg_sctl |= sec_int_priority[i] << SEC_SCTL_PRIO_OFFSET;
bfin_write_SEC_SCTL(i, reg_sctl);
}
hard_local_irq_restore(flags);
}
void bfin_sec_raise_irq(unsigned int sid)
{
unsigned long flags = hard_local_irq_save();
@ -396,24 +414,34 @@ void handle_sec_fault(unsigned int irq, struct irq_desc *desc)
raw_spin_unlock(&desc->lock);
}
static int sec_suspend(void)
void handle_core_fault(unsigned int irq, struct irq_desc *desc)
{
return 0;
struct pt_regs *fp = get_irq_regs();
raw_spin_lock(&desc->lock);
switch (irq) {
case IRQ_C0_DBL_FAULT:
double_fault_c(fp);
break;
case IRQ_C0_HW_ERR:
dump_bfin_process(fp);
dump_bfin_mem(fp);
show_regs(fp);
printk(KERN_NOTICE "Kernel Stack\n");
show_stack(current, NULL);
print_modules();
panic("Kernel core hardware error");
break;
case IRQ_C0_NMI_L1_PARITY_ERR:
panic("NMI occurs unexpectedly");
break;
default:
panic("Core 1 fault occurs unexpectedly");
}
raw_spin_unlock(&desc->lock);
}
static void sec_resume(void)
{
bfin_write_SEC_SCI(0, SEC_CCTL, SEC_CCTL_RESET);
udelay(100);
bfin_write_SEC_GCTL(SEC_GCTL_EN);
bfin_write_SEC_SCI(0, SEC_CCTL, SEC_CCTL_EN | SEC_CCTL_NMI_EN);
}
static struct syscore_ops sec_pm_syscore_ops = {
.suspend = sec_suspend,
.resume = sec_resume,
};
#endif
#ifdef CONFIG_SMP
@ -437,7 +465,7 @@ static void bfin_internal_unmask_irq_chip(struct irq_data *d)
}
#endif
#if defined(CONFIG_PM) && !defined(CONFIG_BF60x)
#if defined(CONFIG_PM) && !defined(SEC_GCTL)
int bfin_internal_set_wake(unsigned int irq, unsigned int state)
{
u32 bank, bit, wakeup = 0;
@ -496,7 +524,10 @@ static int bfin_internal_set_wake_chip(struct irq_data *d, unsigned int state)
return bfin_internal_set_wake(d->irq, state);
}
#else
# define bfin_internal_set_wake(irq, state)
inline int bfin_internal_set_wake(unsigned int irq, unsigned int state)
{
return 0;
}
# define bfin_internal_set_wake_chip NULL
#endif
@ -518,7 +549,7 @@ static struct irq_chip bfin_internal_irqchip = {
.irq_set_wake = bfin_internal_set_wake_chip,
};
#ifdef CONFIG_BF60x
#ifdef SEC_GCTL
static struct irq_chip bfin_sec_irqchip = {
.name = "SEC",
.irq_mask_ack = bfin_sec_mask_ack_irq,
@ -868,14 +899,6 @@ void bfin_demux_gpio_irq(unsigned int inta_irq,
#else
# ifndef CONFIG_BF60x
#define NR_PINT_SYS_IRQS 4
#define NR_PINTS 160
# else
#define NR_PINT_SYS_IRQS 6
#define NR_PINTS 112
#endif
#define NR_PINT_BITS 32
#define IRQ_NOT_AVAIL 0xFF
@ -897,29 +920,21 @@ static struct bfin_pint_regs * const pint[NR_PINT_SYS_IRQS] = {
#endif
};
#ifndef CONFIG_BF60x
inline unsigned int get_irq_base(u32 bank, u8 bmap)
{
unsigned int irq_base;
#ifndef CONFIG_BF60x
if (bank < 2) { /*PA-PB */
irq_base = IRQ_PA0 + bmap * 16;
} else { /*PC-PJ */
irq_base = IRQ_PC0 + bmap * 16;
}
return irq_base;
}
#else
inline unsigned int get_irq_base(u32 bank, u8 bmap)
{
unsigned int irq_base;
irq_base = IRQ_PA0 + bank * 16 + bmap * 16;
#endif
return irq_base;
}
#endif
/* Whenever PINTx_ASSIGN is altered init_pint_lut() must be executed! */
void init_pint_lut(void)
@ -1089,6 +1104,9 @@ static int bfin_gpio_irq_type(struct irq_data *d, unsigned int type)
}
#ifdef CONFIG_PM
static struct bfin_pm_pint_save save_pint_reg[NR_PINT_SYS_IRQS];
static u32 save_pint_sec_ctl[NR_PINT_SYS_IRQS];
static int bfin_gpio_set_wake(struct irq_data *d, unsigned int state)
{
u32 pint_irq;
@ -1124,6 +1142,59 @@ static int bfin_gpio_set_wake(struct irq_data *d, unsigned int state)
return 0;
}
void bfin_pint_suspend(void)
{
u32 bank;
for (bank = 0; bank < NR_PINT_SYS_IRQS; bank++) {
save_pint_reg[bank].mask_set = pint[bank]->mask_set;
save_pint_reg[bank].assign = pint[bank]->assign;
save_pint_reg[bank].edge_set = pint[bank]->edge_set;
save_pint_reg[bank].invert_set = pint[bank]->invert_set;
}
}
void bfin_pint_resume(void)
{
u32 bank;
for (bank = 0; bank < NR_PINT_SYS_IRQS; bank++) {
pint[bank]->mask_set = save_pint_reg[bank].mask_set;
pint[bank]->assign = save_pint_reg[bank].assign;
pint[bank]->edge_set = save_pint_reg[bank].edge_set;
pint[bank]->invert_set = save_pint_reg[bank].invert_set;
}
}
#ifdef SEC_GCTL
static int sec_suspend(void)
{
u32 bank;
for (bank = 0; bank < NR_PINT_SYS_IRQS; bank++)
save_pint_sec_ctl[bank] = bfin_read_SEC_SCTL(bank + SIC_SYSIRQ(IRQ_PINT0));
return 0;
}
static void sec_resume(void)
{
u32 bank;
bfin_write_SEC_SCI(0, SEC_CCTL, SEC_CCTL_RESET);
udelay(100);
bfin_write_SEC_GCTL(SEC_GCTL_EN);
bfin_write_SEC_SCI(0, SEC_CCTL, SEC_CCTL_EN | SEC_CCTL_NMI_EN);
for (bank = 0; bank < NR_PINT_SYS_IRQS; bank++)
bfin_write_SEC_SCTL(bank + SIC_SYSIRQ(IRQ_PINT0), save_pint_sec_ctl[bank]);
}
static struct syscore_ops sec_pm_syscore_ops = {
.suspend = sec_suspend,
.resume = sec_resume,
};
#endif
#else
# define bfin_gpio_set_wake NULL
#endif
@ -1230,6 +1301,7 @@ void __cpuinit init_exception_vectors(void)
CSYNC();
}
#ifndef SEC_GCTL
/*
* This function should be called during kernel startup to initialize
* the BFin IRQ handling routines.
@ -1240,7 +1312,6 @@ int __init init_arch_irq(void)
int irq;
unsigned long ilat = 0;
#ifndef CONFIG_BF60x
/* Disable all the peripheral intrs - page 4-29 HW Ref manual */
#ifdef SIC_IMASK0
bfin_write_SIC_IMASK0(SIC_UNMASK_ALL);
@ -1255,9 +1326,6 @@ int __init init_arch_irq(void)
#else
bfin_write_SIC_IMASK(SIC_UNMASK_ALL);
#endif
#else /* CONFIG_BF60x */
bfin_write_SEC_GCTL(SEC_GCTL_RESET);
#endif
local_irq_disable();
@ -1267,10 +1335,6 @@ int __init init_arch_irq(void)
pint[1]->assign = CONFIG_PINT1_ASSIGN;
pint[2]->assign = CONFIG_PINT2_ASSIGN;
pint[3]->assign = CONFIG_PINT3_ASSIGN;
# ifdef CONFIG_BF60x
pint[4]->assign = CONFIG_PINT4_ASSIGN;
pint[5]->assign = CONFIG_PINT5_ASSIGN;
# endif
# endif
/* Whenever PINTx_ASSIGN is altered init_pint_lut() must be executed! */
init_pint_lut();
@ -1283,7 +1347,6 @@ int __init init_arch_irq(void)
irq_set_chip(irq, &bfin_internal_irqchip);
switch (irq) {
#ifndef CONFIG_BF60x
#if BFIN_GPIO_PINT
case IRQ_PINT0:
case IRQ_PINT1:
@ -1319,7 +1382,6 @@ int __init init_arch_irq(void)
irq_set_handler(irq, handle_percpu_irq);
break;
#endif
#endif
#ifdef CONFIG_TICKSOURCE_CORETMR
case IRQ_CORETMR:
@ -1349,8 +1411,7 @@ int __init init_arch_irq(void)
init_mach_irq();
#ifndef CONFIG_BF60x
#if (defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)) && !defined(CONFIG_BF60x)
#if (defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE))
for (irq = IRQ_MAC_PHYINT; irq <= IRQ_MAC_STMDONE; irq++)
irq_set_chip_and_handler(irq, &bfin_mac_status_irqchip,
handle_level_irq);
@ -1360,28 +1421,6 @@ int __init init_arch_irq(void)
irq < (GPIO_IRQ_BASE + MAX_BLACKFIN_GPIOS); irq++)
irq_set_chip_and_handler(irq, &bfin_gpio_irqchip,
handle_level_irq);
#else
for (irq = BFIN_IRQ(0); irq <= SYS_IRQS; irq++) {
if (irq < CORE_IRQS) {
irq_set_chip(irq, &bfin_sec_irqchip);
__irq_set_handler(irq, handle_sec_fault, 0, NULL);
} else if (irq >= BFIN_IRQ(21) && irq <= BFIN_IRQ(26)) {
irq_set_chip(irq, &bfin_sec_irqchip);
irq_set_chained_handler(irq, bfin_demux_gpio_irq);
} else if (irq >= BFIN_IRQ(34) && irq <= BFIN_IRQ(37)) {
irq_set_chip(irq, &bfin_sec_irqchip);
irq_set_handler(irq, handle_percpu_irq);
} else {
irq_set_chip_and_handler(irq, &bfin_sec_irqchip,
handle_fasteoi_irq);
__irq_set_preflow_handler(irq, bfin_sec_preflow_handler);
}
}
for (irq = GPIO_IRQ_BASE;
irq < (GPIO_IRQ_BASE + MAX_BLACKFIN_GPIOS); irq++)
irq_set_chip_and_handler(irq, &bfin_gpio_irqchip,
handle_level_irq);
#endif
bfin_write_IMASK(0);
CSYNC();
ilat = bfin_read_ILAT();
@ -1393,7 +1432,6 @@ int __init init_arch_irq(void)
/* IMASK=xxx is equivalent to STI xx or bfin_irq_flags=xx,
* local_irq_enable()
*/
#ifndef CONFIG_BF60x
program_IAR();
/* Therefore it's better to setup IARs before interrupts enabled */
search_IAR();
@ -1426,23 +1464,6 @@ int __init init_arch_irq(void)
# endif
#else
bfin_write_SIC_IWR(IWR_DISABLE_ALL);
#endif
#else /* CONFIG_BF60x */
/* Enable interrupts IVG7-15 */
bfin_irq_flags |= IMASK_IVG15 |
IMASK_IVG14 | IMASK_IVG13 | IMASK_IVG12 | IMASK_IVG11 |
IMASK_IVG10 | IMASK_IVG9 | IMASK_IVG8 | IMASK_IVG7 | IMASK_IVGHW;
bfin_write_SEC_FCTL(SEC_FCTL_EN | SEC_FCTL_SYSRST_EN | SEC_FCTL_FLTIN_EN);
bfin_sec_enable_sci(SIC_SYSIRQ(IRQ_WATCH0));
bfin_sec_enable_ssi(SIC_SYSIRQ(IRQ_WATCH0));
bfin_write_SEC_SCI(0, SEC_CCTL, SEC_CCTL_RESET);
udelay(100);
bfin_write_SEC_GCTL(SEC_GCTL_EN);
bfin_write_SEC_SCI(0, SEC_CCTL, SEC_CCTL_EN | SEC_CCTL_NMI_EN);
init_software_driven_irq();
register_syscore_ops(&sec_pm_syscore_ops);
#endif
return 0;
}
@ -1452,14 +1473,11 @@ __attribute__((l1_text))
#endif
static int vec_to_irq(int vec)
{
#ifndef CONFIG_BF60x
struct ivgx *ivg = ivg7_13[vec - IVG7].ifirst;
struct ivgx *ivg_stop = ivg7_13[vec - IVG7].istop;
unsigned long sic_status[3];
#endif
if (likely(vec == EVT_IVTMR_P))
return IRQ_CORETMR;
#ifndef CONFIG_BF60x
#ifdef SIC_ISR
sic_status[0] = bfin_read_SIC_IMASK() & bfin_read_SIC_ISR();
#else
@ -1488,12 +1506,120 @@ static int vec_to_irq(int vec)
#endif
return ivg->irqno;
}
#else
/* for bf60x read */
return BFIN_IRQ(bfin_read_SEC_SCI(0, SEC_CSID));
#endif /* end of CONFIG_BF60x */
}
#else /* SEC_GCTL */
/*
* This function should be called during kernel startup to initialize
* the BFin IRQ handling routines.
*/
int __init init_arch_irq(void)
{
int irq;
unsigned long ilat = 0;
bfin_write_SEC_GCTL(SEC_GCTL_RESET);
local_irq_disable();
#if BFIN_GPIO_PINT
# ifdef CONFIG_PINTx_REASSIGN
pint[0]->assign = CONFIG_PINT0_ASSIGN;
pint[1]->assign = CONFIG_PINT1_ASSIGN;
pint[2]->assign = CONFIG_PINT2_ASSIGN;
pint[3]->assign = CONFIG_PINT3_ASSIGN;
pint[4]->assign = CONFIG_PINT4_ASSIGN;
pint[5]->assign = CONFIG_PINT5_ASSIGN;
# endif
/* Whenever PINTx_ASSIGN is altered init_pint_lut() must be executed! */
init_pint_lut();
#endif
for (irq = 0; irq <= SYS_IRQS; irq++) {
if (irq <= IRQ_CORETMR) {
irq_set_chip(irq, &bfin_core_irqchip);
#ifdef CONFIG_TICKSOURCE_CORETMR
if (irq == IRQ_CORETMR)
# ifdef CONFIG_SMP
irq_set_handler(irq, handle_percpu_irq);
# else
irq_set_handler(irq, handle_simple_irq);
# endif
#endif
} else if (irq < BFIN_IRQ(0)) {
irq_set_chip_and_handler(irq, &bfin_internal_irqchip,
handle_simple_irq);
} else if (irq == IRQ_SEC_ERR) {
irq_set_chip_and_handler(irq, &bfin_sec_irqchip,
handle_sec_fault);
} else if (irq < CORE_IRQS && irq >= IRQ_C0_DBL_FAULT) {
irq_set_chip_and_handler(irq, &bfin_sec_irqchip,
handle_core_fault);
} else if (irq >= BFIN_IRQ(21) && irq <= BFIN_IRQ(26)) {
irq_set_chip(irq, &bfin_sec_irqchip);
irq_set_chained_handler(irq, bfin_demux_gpio_irq);
} else if (irq >= BFIN_IRQ(34) && irq <= BFIN_IRQ(37)) {
irq_set_chip(irq, &bfin_sec_irqchip);
irq_set_handler(irq, handle_percpu_irq);
} else {
irq_set_chip_and_handler(irq, &bfin_sec_irqchip,
handle_fasteoi_irq);
__irq_set_preflow_handler(irq, bfin_sec_preflow_handler);
}
}
for (irq = GPIO_IRQ_BASE;
irq < (GPIO_IRQ_BASE + MAX_BLACKFIN_GPIOS); irq++)
irq_set_chip_and_handler(irq, &bfin_gpio_irqchip,
handle_level_irq);
bfin_write_IMASK(0);
CSYNC();
ilat = bfin_read_ILAT();
CSYNC();
bfin_write_ILAT(ilat);
CSYNC();
printk(KERN_INFO "Configuring Blackfin Priority Driven Interrupts\n");
bfin_sec_set_priority(CONFIG_SEC_IRQ_PRIORITY_LEVELS, sec_int_priority);
bfin_sec_set_priority(CONFIG_SEC_IRQ_PRIORITY_LEVELS, sec_int_priority);
/* Enable interrupts IVG7-15 */
bfin_irq_flags |= IMASK_IVG15 |
IMASK_IVG14 | IMASK_IVG13 | IMASK_IVG12 | IMASK_IVG11 |
IMASK_IVG10 | IMASK_IVG9 | IMASK_IVG8 | IMASK_IVG7 | IMASK_IVGHW;
bfin_write_SEC_FCTL(SEC_FCTL_EN | SEC_FCTL_SYSRST_EN | SEC_FCTL_FLTIN_EN);
bfin_sec_enable_sci(SIC_SYSIRQ(IRQ_WATCH0));
bfin_sec_enable_ssi(SIC_SYSIRQ(IRQ_WATCH0));
bfin_write_SEC_SCI(0, SEC_CCTL, SEC_CCTL_RESET);
udelay(100);
bfin_write_SEC_GCTL(SEC_GCTL_EN);
bfin_write_SEC_SCI(0, SEC_CCTL, SEC_CCTL_EN | SEC_CCTL_NMI_EN);
bfin_write_SEC_SCI(1, SEC_CCTL, SEC_CCTL_EN | SEC_CCTL_NMI_EN);
init_software_driven_irq();
register_syscore_ops(&sec_pm_syscore_ops);
return 0;
}
#ifdef CONFIG_DO_IRQ_L1
__attribute__((l1_text))
#endif
static int vec_to_irq(int vec)
{
if (likely(vec == EVT_IVTMR_P))
return IRQ_CORETMR;
return BFIN_IRQ(bfin_read_SEC_SCI(0, SEC_CSID));
}
#endif /* SEC_GCTL */
#ifdef CONFIG_DO_IRQ_L1
__attribute__((l1_text))
#endif
@ -1514,6 +1640,10 @@ int __ipipe_get_irq_priority(unsigned irq)
if (irq <= IRQ_CORETMR)
return irq;
#ifdef SEC_GCTL
if (irq >= BFIN_IRQ(0))
return IVG11;
#else
for (ient = 0; ient < NR_PERI_INTS; ient++) {
struct ivgx *ivg = ivg_table + ient;
if (ivg->irqno == irq) {
@ -1524,6 +1654,7 @@ int __ipipe_get_irq_priority(unsigned irq)
}
}
}
#endif
return IVG15;
}
@ -1536,8 +1667,6 @@ asmlinkage int __ipipe_grab_irq(int vec, struct pt_regs *regs)
{
struct ipipe_percpu_domain_data *p = ipipe_root_cpudom_ptr();
struct ipipe_domain *this_domain = __ipipe_current_domain;
struct ivgx *ivg_stop = ivg7_13[vec-IVG7].istop;
struct ivgx *ivg = ivg7_13[vec-IVG7].ifirst;
int irq, s = 0;
irq = vec_to_irq(vec);

8
arch/blackfin/mach-common/pm.c
Просмотреть файл

@ -172,6 +172,10 @@ int bfin_pm_suspend_mem_enter(void)
bfin_gpio_pm_hibernate_suspend();
#if BFIN_GPIO_PINT
bfin_pint_suspend();
#endif
#if defined(CONFIG_BFIN_EXTMEM_WRITEBACK) || defined(CONFIG_BFIN_L2_WRITEBACK)
flushinv_all_dcache();
#endif
@ -190,6 +194,10 @@ int bfin_pm_suspend_mem_enter(void)
_enable_icplb();
_enable_dcplb();
#if BFIN_GPIO_PINT
bfin_pint_resume();
#endif
bfin_gpio_pm_hibernate_restore();
blackfin_dma_resume();