diff options
Diffstat (limited to 'arch/blackfin')
| -rw-r--r-- | arch/blackfin/Kconfig | 3 | ||||
| -rw-r--r-- | arch/blackfin/Kconfig.debug | 7 | ||||
| -rw-r--r-- | arch/blackfin/include/asm/bfin_spi3.h (renamed from arch/blackfin/include/asm/bfin6xx_spi.h) | 4 | ||||
| -rw-r--r-- | arch/blackfin/kernel/kgdb.c | 1 | ||||
| -rw-r--r-- | arch/blackfin/mach-bf527/boards/ad7160eval.c | 12 | ||||
| -rw-r--r-- | arch/blackfin/mach-bf527/boards/ezkit.c | 32 | ||||
| -rw-r--r-- | arch/blackfin/mach-bf533/boards/ezkit.c | 12 | ||||
| -rw-r--r-- | arch/blackfin/mach-bf533/boards/stamp.c | 35 | ||||
| -rw-r--r-- | arch/blackfin/mach-bf537/boards/stamp.c | 30 | ||||
| -rw-r--r-- | arch/blackfin/mach-bf548/boards/ezkit.c | 28 | ||||
| -rw-r--r-- | arch/blackfin/mach-bf561/boards/ezkit.c | 14 | ||||
| -rw-r--r-- | arch/blackfin/mach-bf561/smp.c | 7 | ||||
| -rw-r--r-- | arch/blackfin/mach-bf609/boards/ezkit.c | 21 | ||||
| -rw-r--r-- | arch/blackfin/mach-common/smp.c | 18 | ||||
| -rw-r--r-- | arch/blackfin/mm/init.c | 44 |
15 files changed, 42 insertions, 226 deletions
diff --git a/arch/blackfin/Kconfig b/arch/blackfin/Kconfig index b573827d0416..3b6abc54b015 100644 --- a/arch/blackfin/Kconfig +++ b/arch/blackfin/Kconfig @@ -41,6 +41,7 @@ config BLACKFIN select ARCH_USES_GETTIMEOFFSET if !GENERIC_CLOCKEVENTS select HAVE_MOD_ARCH_SPECIFIC select MODULES_USE_ELF_RELA + select HAVE_DEBUG_STACKOVERFLOW config GENERIC_CSUM def_bool y @@ -282,7 +283,7 @@ config BF_REV_0_0 config BF_REV_0_1 bool "0.1" - depends on (BF51x || BF52x || (BF54x && !BF54xM)) + depends on (BF51x || BF52x || (BF54x && !BF54xM) || BF60x) config BF_REV_0_2 bool "0.2" diff --git a/arch/blackfin/Kconfig.debug b/arch/blackfin/Kconfig.debug index 79594694ee90..f3337ee03621 100644 --- a/arch/blackfin/Kconfig.debug +++ b/arch/blackfin/Kconfig.debug @@ -2,13 +2,6 @@ menu "Kernel hacking" source "lib/Kconfig.debug" -config DEBUG_STACKOVERFLOW - bool "Check for stack overflows" - depends on DEBUG_KERNEL - help - This option will cause messages to be printed if free stack space - drops below a certain limit. - config DEBUG_VERBOSE bool "Verbose fault messages" default y diff --git a/arch/blackfin/include/asm/bfin6xx_spi.h b/arch/blackfin/include/asm/bfin_spi3.h index 89370b653dcd..0957e65a54be 100644 --- a/arch/blackfin/include/asm/bfin6xx_spi.h +++ b/arch/blackfin/include/asm/bfin_spi3.h @@ -240,7 +240,7 @@ struct bfin_spi_regs { #define MAX_CTRL_CS 8 /* cs in spi controller */ /* device.platform_data for SSP controller devices */ -struct bfin6xx_spi_master { +struct bfin_spi3_master { u16 num_chipselect; u16 pin_req[7]; }; @@ -248,7 +248,7 @@ struct bfin6xx_spi_master { /* spi_board_info.controller_data for SPI slave devices, * copied to spi_device.platform_data ... mostly for dma tuning */ -struct bfin6xx_spi_chip { +struct bfin_spi3_chip { u32 control; u16 cs_chg_udelay; /* Some devices require 16-bit delays */ u32 tx_dummy_val; /* tx value for rx only transfer */ diff --git a/arch/blackfin/kernel/kgdb.c b/arch/blackfin/kernel/kgdb.c index b882ce22c347..fa53faeeb0e9 100644 --- a/arch/blackfin/kernel/kgdb.c +++ b/arch/blackfin/kernel/kgdb.c @@ -9,6 +9,7 @@ #include <linux/ptrace.h> /* for linux pt_regs struct */ #include <linux/kgdb.h> #include <linux/uaccess.h> +#include <asm/irq_regs.h> void pt_regs_to_gdb_regs(unsigned long *gdb_regs, struct pt_regs *regs) { diff --git a/arch/blackfin/mach-bf527/boards/ad7160eval.c b/arch/blackfin/mach-bf527/boards/ad7160eval.c index d58f50e5aa4b..1e7be62fccb6 100644 --- a/arch/blackfin/mach-bf527/boards/ad7160eval.c +++ b/arch/blackfin/mach-bf527/boards/ad7160eval.c @@ -283,14 +283,6 @@ static struct platform_device bfin_i2s = { }; #endif -#if defined(CONFIG_SND_BF5XX_TDM) || defined(CONFIG_SND_BF5XX_TDM_MODULE) -static struct platform_device bfin_tdm = { - .name = "bfin-tdm", - .id = CONFIG_SND_BF5XX_SPORT_NUM, - /* TODO: add platform data here */ -}; -#endif - static struct spi_board_info bfin_spi_board_info[] __initdata = { #if defined(CONFIG_MTD_M25P80) \ || defined(CONFIG_MTD_M25P80_MODULE) @@ -800,10 +792,6 @@ static struct platform_device *stamp_devices[] __initdata = { #if defined(CONFIG_SND_BF5XX_I2S) || defined(CONFIG_SND_BF5XX_I2S_MODULE) &bfin_i2s, #endif - -#if defined(CONFIG_SND_BF5XX_TDM) || defined(CONFIG_SND_BF5XX_TDM_MODULE) - &bfin_tdm, -#endif }; static int __init ad7160eval_init(void) diff --git a/arch/blackfin/mach-bf527/boards/ezkit.c b/arch/blackfin/mach-bf527/boards/ezkit.c index 29f16e5c37b9..d0a0c5e527cd 100644 --- a/arch/blackfin/mach-bf527/boards/ezkit.c +++ b/arch/blackfin/mach-bf527/boards/ezkit.c @@ -493,8 +493,7 @@ static const struct ad7879_platform_data bfin_ad7879_ts_info = { }; #endif -#if defined(CONFIG_SND_BF5XX_I2S) || defined(CONFIG_SND_BF5XX_I2S_MODULE) || \ - defined(CONFIG_SND_BF5XX_TDM) || defined(CONFIG_SND_BF5XX_TDM_MODULE) +#if defined(CONFIG_SND_BF5XX_I2S) || defined(CONFIG_SND_BF5XX_I2S_MODULE) static const u16 bfin_snd_pin[][7] = { {P_SPORT0_DTPRI, P_SPORT0_TSCLK, P_SPORT0_RFS, @@ -549,13 +548,6 @@ static struct platform_device bfin_i2s_pcm = { }; #endif -#if defined(CONFIG_SND_BF5XX_TDM) || defined(CONFIG_SND_BF5XX_TDM_MODULE) -static struct platform_device bfin_tdm_pcm = { - .name = "bfin-tdm-pcm-audio", - .id = -1, -}; -#endif - #if defined(CONFIG_SND_BF5XX_AC97) || defined(CONFIG_SND_BF5XX_AC97_MODULE) static struct platform_device bfin_ac97_pcm = { .name = "bfin-ac97-pcm-audio", @@ -575,22 +567,10 @@ static struct platform_device bfin_i2s = { }; #endif -#if defined(CONFIG_SND_BF5XX_TDM) || defined(CONFIG_SND_BF5XX_TDM_MODULE) -static struct platform_device bfin_tdm = { - .name = "bfin-tdm", - .id = CONFIG_SND_BF5XX_SPORT_NUM, - .num_resources = ARRAY_SIZE(bfin_snd_resources[CONFIG_SND_BF5XX_SPORT_NUM]), - .resource = bfin_snd_resources[CONFIG_SND_BF5XX_SPORT_NUM], - .dev = { - .platform_data = &bfin_snd_data[CONFIG_SND_BF5XX_SPORT_NUM], - }, -}; -#endif - #if defined(CONFIG_SND_BF5XX_SOC_AD1836) \ || defined(CONFIG_SND_BF5XX_SOC_AD1836_MODULE) static const char * const ad1836_link[] = { - "bfin-tdm.0", + "bfin-i2s.0", "spi0.4", }; static struct platform_device bfin_ad1836_machine = { @@ -1269,10 +1249,6 @@ static struct platform_device *stamp_devices[] __initdata = { &bfin_i2s_pcm, #endif -#if defined(CONFIG_SND_BF5XX_TDM) || defined(CONFIG_SND_BF5XX_TDM_MODULE) - &bfin_tdm_pcm, -#endif - #if defined(CONFIG_SND_BF5XX_AC97) || defined(CONFIG_SND_BF5XX_AC97_MODULE) &bfin_ac97_pcm, #endif @@ -1281,10 +1257,6 @@ static struct platform_device *stamp_devices[] __initdata = { &bfin_i2s, #endif -#if defined(CONFIG_SND_BF5XX_TDM) || defined(CONFIG_SND_BF5XX_TDM_MODULE) - &bfin_tdm, -#endif - #if defined(CONFIG_SND_BF5XX_SOC_AD1836) || \ defined(CONFIG_SND_BF5XX_SOC_AD1836_MODULE) &bfin_ad1836_machine, diff --git a/arch/blackfin/mach-bf533/boards/ezkit.c b/arch/blackfin/mach-bf533/boards/ezkit.c index 07811c209b9d..90fb0d14b147 100644 --- a/arch/blackfin/mach-bf533/boards/ezkit.c +++ b/arch/blackfin/mach-bf533/boards/ezkit.c @@ -450,14 +450,6 @@ static struct platform_device bfin_i2s = { }; #endif -#if defined(CONFIG_SND_BF5XX_TDM) || defined(CONFIG_SND_BF5XX_TDM_MODULE) -static struct platform_device bfin_tdm = { - .name = "bfin-tdm", - .id = CONFIG_SND_BF5XX_SPORT_NUM, - /* TODO: add platform data here */ -}; -#endif - #if defined(CONFIG_SND_BF5XX_AC97) || defined(CONFIG_SND_BF5XX_AC97_MODULE) static struct platform_device bfin_ac97 = { .name = "bfin-ac97", @@ -516,10 +508,6 @@ static struct platform_device *ezkit_devices[] __initdata = { &bfin_i2s, #endif -#if defined(CONFIG_SND_BF5XX_TDM) || defined(CONFIG_SND_BF5XX_TDM_MODULE) - &bfin_tdm, -#endif - #if defined(CONFIG_SND_BF5XX_AC97) || defined(CONFIG_SND_BF5XX_AC97_MODULE) &bfin_ac97, #endif diff --git a/arch/blackfin/mach-bf533/boards/stamp.c b/arch/blackfin/mach-bf533/boards/stamp.c index 6fca8698bf3b..4a8c2e3fd7e5 100644 --- a/arch/blackfin/mach-bf533/boards/stamp.c +++ b/arch/blackfin/mach-bf533/boards/stamp.c @@ -542,8 +542,7 @@ static struct platform_device bfin_dpmc = { }; #if defined(CONFIG_SND_BF5XX_I2S) || defined(CONFIG_SND_BF5XX_I2S_MODULE) || \ - defined(CONFIG_SND_BF5XX_TDM) || defined(CONFIG_SND_BF5XX_TDM_MODULE) \ - || defined(CONFIG_SND_BF5XX_AC97) || \ + defined(CONFIG_SND_BF5XX_AC97) || \ defined(CONFIG_SND_BF5XX_AC97_MODULE) #include <asm/bfin_sport.h> @@ -603,13 +602,6 @@ static struct platform_device bfin_i2s_pcm = { }; #endif -#if defined(CONFIG_SND_BF5XX_TDM) || defined(CONFIG_SND_BF5XX_TDM_MODULE) -static struct platform_device bfin_tdm_pcm = { - .name = "bfin-tdm-pcm-audio", - .id = -1, -}; -#endif - #if defined(CONFIG_SND_BF5XX_AC97) || defined(CONFIG_SND_BF5XX_AC97_MODULE) static struct platform_device bfin_ac97_pcm = { .name = "bfin-ac97-pcm-audio", @@ -620,7 +612,7 @@ static struct platform_device bfin_ac97_pcm = { #if defined(CONFIG_SND_BF5XX_SOC_AD1836) \ || defined(CONFIG_SND_BF5XX_SOC_AD1836_MODULE) static const char * const ad1836_link[] = { - "bfin-tdm.0", + "bfin-i2s.0", "spi0.4", }; static struct platform_device bfin_ad1836_machine = { @@ -675,20 +667,6 @@ static struct platform_device bfin_i2s = { }; #endif -#if defined(CONFIG_SND_BF5XX_SOC_TDM) || \ - defined(CONFIG_SND_BF5XX_SOC_TDM_MODULE) -static struct platform_device bfin_tdm = { - .name = "bfin-tdm", - .id = CONFIG_SND_BF5XX_SPORT_NUM, - .num_resources = - ARRAY_SIZE(bfin_snd_resources[CONFIG_SND_BF5XX_SPORT_NUM]), - .resource = bfin_snd_resources[CONFIG_SND_BF5XX_SPORT_NUM], - .dev = { - .platform_data = &bfin_snd_data[CONFIG_SND_BF5XX_SPORT_NUM], - }, -}; -#endif - #if defined(CONFIG_SND_BF5XX_SOC_AC97) || \ defined(CONFIG_SND_BF5XX_SOC_AC97_MODULE) static struct platform_device bfin_ac97 = { @@ -761,10 +739,6 @@ static struct platform_device *stamp_devices[] __initdata = { &bfin_i2s_pcm, #endif -#if defined(CONFIG_SND_BF5XX_TDM) || defined(CONFIG_SND_BF5XX_TDM_MODULE) - &bfin_tdm_pcm, -#endif - #if defined(CONFIG_SND_BF5XX_AC97) || defined(CONFIG_SND_BF5XX_AC97_MODULE) &bfin_ac97_pcm, #endif @@ -792,11 +766,6 @@ static struct platform_device *stamp_devices[] __initdata = { &bfin_i2s, #endif -#if defined(CONFIG_SND_BF5XX_SOC_TDM) || \ - defined(CONFIG_SND_BF5XX_SOC_TDM_MODULE) - &bfin_tdm, -#endif - #if defined(CONFIG_SND_BF5XX_SOC_AC97) || \ defined(CONFIG_SND_BF5XX_SOC_AC97_MODULE) &bfin_ac97, diff --git a/arch/blackfin/mach-bf537/boards/stamp.c b/arch/blackfin/mach-bf537/boards/stamp.c index 6a3a14bcd3a1..44fd1d4682ac 100644 --- a/arch/blackfin/mach-bf537/boards/stamp.c +++ b/arch/blackfin/mach-bf537/boards/stamp.c @@ -2570,7 +2570,6 @@ static struct platform_device bfin_dpmc = { }; #if defined(CONFIG_SND_BF5XX_I2S) || defined(CONFIG_SND_BF5XX_I2S_MODULE) || \ - defined(CONFIG_SND_BF5XX_TDM) || defined(CONFIG_SND_BF5XX_TDM_MODULE) || \ defined(CONFIG_SND_BF5XX_AC97) || defined(CONFIG_SND_BF5XX_AC97_MODULE) #define SPORT_REQ(x) \ @@ -2628,13 +2627,6 @@ static struct platform_device bfin_i2s_pcm = { }; #endif -#if defined(CONFIG_SND_BF5XX_TDM) || defined(CONFIG_SND_BF5XX_TDM_MODULE) -static struct platform_device bfin_tdm_pcm = { - .name = "bfin-tdm-pcm-audio", - .id = -1, -}; -#endif - #if defined(CONFIG_SND_BF5XX_AC97) || defined(CONFIG_SND_BF5XX_AC97_MODULE) static struct platform_device bfin_ac97_pcm = { .name = "bfin-ac97-pcm-audio", @@ -2645,7 +2637,7 @@ static struct platform_device bfin_ac97_pcm = { #if defined(CONFIG_SND_BF5XX_SOC_AD1836) \ || defined(CONFIG_SND_BF5XX_SOC_AD1836_MODULE) static const char * const ad1836_link[] = { - "bfin-tdm.0", + "bfin-i2s.0", "spi0.4", }; static struct platform_device bfin_ad1836_machine = { @@ -2699,18 +2691,6 @@ static struct platform_device bfin_i2s = { }; #endif -#if defined(CONFIG_SND_BF5XX_SOC_TDM) || defined(CONFIG_SND_BF5XX_SOC_TDM_MODULE) -static struct platform_device bfin_tdm = { - .name = "bfin-tdm", - .id = CONFIG_SND_BF5XX_SPORT_NUM, - .num_resources = ARRAY_SIZE(bfin_snd_resources[CONFIG_SND_BF5XX_SPORT_NUM]), - .resource = bfin_snd_resources[CONFIG_SND_BF5XX_SPORT_NUM], - .dev = { - .platform_data = &bfin_snd_data[CONFIG_SND_BF5XX_SPORT_NUM], - }, -}; -#endif - #if defined(CONFIG_SND_BF5XX_SOC_AC97) || defined(CONFIG_SND_BF5XX_SOC_AC97_MODULE) static struct platform_device bfin_ac97 = { .name = "bfin-ac97", @@ -2935,10 +2915,6 @@ static struct platform_device *stamp_devices[] __initdata = { &bfin_i2s_pcm, #endif -#if defined(CONFIG_SND_BF5XX_TDM) || defined(CONFIG_SND_BF5XX_TDM_MODULE) - &bfin_tdm_pcm, -#endif - #if defined(CONFIG_SND_BF5XX_AC97) || defined(CONFIG_SND_BF5XX_AC97_MODULE) &bfin_ac97_pcm, #endif @@ -2961,10 +2937,6 @@ static struct platform_device *stamp_devices[] __initdata = { &bfin_i2s, #endif -#if defined(CONFIG_SND_BF5XX_SOC_TDM) || defined(CONFIG_SND_BF5XX_SOC_TDM_MODULE) - &bfin_tdm, -#endif - #if defined(CONFIG_SND_BF5XX_SOC_AC97) || defined(CONFIG_SND_BF5XX_SOC_AC97_MODULE) &bfin_ac97, #endif diff --git a/arch/blackfin/mach-bf548/boards/ezkit.c b/arch/blackfin/mach-bf548/boards/ezkit.c index c4d07f040947..372eb54944ef 100644 --- a/arch/blackfin/mach-bf548/boards/ezkit.c +++ b/arch/blackfin/mach-bf548/boards/ezkit.c @@ -1393,7 +1393,6 @@ static struct platform_device bfin_dpmc = { }; #if defined(CONFIG_SND_BF5XX_I2S) || defined(CONFIG_SND_BF5XX_I2S_MODULE) || \ - defined(CONFIG_SND_BF5XX_TDM) || defined(CONFIG_SND_BF5XX_TDM_MODULE) || \ defined(CONFIG_SND_BF5XX_AC97) || defined(CONFIG_SND_BF5XX_AC97_MODULE) #define SPORT_REQ(x) \ @@ -1461,13 +1460,6 @@ static struct platform_device bfin_i2s_pcm = { }; #endif -#if defined(CONFIG_SND_BF5XX_TDM) || defined(CONFIG_SND_BF5XX_TDM_MODULE) -static struct platform_device bfin_tdm_pcm = { - .name = "bfin-tdm-pcm-audio", - .id = -1, -}; -#endif - #if defined(CONFIG_SND_BF5XX_AC97) || defined(CONFIG_SND_BF5XX_AC97_MODULE) static struct platform_device bfin_ac97_pcm = { .name = "bfin-ac97-pcm-audio", @@ -1501,18 +1493,6 @@ static struct platform_device bfin_i2s = { }; #endif -#if defined(CONFIG_SND_BF5XX_SOC_TDM) || defined(CONFIG_SND_BF5XX_SOC_TDM_MODULE) -static struct platform_device bfin_tdm = { - .name = "bfin-tdm", - .id = CONFIG_SND_BF5XX_SPORT_NUM, - .num_resources = ARRAY_SIZE(bfin_snd_resources[CONFIG_SND_BF5XX_SPORT_NUM]), - .resource = bfin_snd_resources[CONFIG_SND_BF5XX_SPORT_NUM], - .dev = { - .platform_data = &bfin_snd_data[CONFIG_SND_BF5XX_SPORT_NUM], - }, -}; -#endif - #if defined(CONFIG_SND_BF5XX_SOC_AC97) || defined(CONFIG_SND_BF5XX_SOC_AC97_MODULE) static struct platform_device bfin_ac97 = { .name = "bfin-ac97", @@ -1646,9 +1626,7 @@ static struct platform_device *ezkit_devices[] __initdata = { #if defined(CONFIG_SND_BF5XX_I2S) || defined(CONFIG_SND_BF5XX_I2S_MODULE) &bfin_i2s_pcm, #endif -#if defined(CONFIG_SND_BF5XX_TDM) || defined(CONFIG_SND_BF5XX_TDM_MODULE) - &bfin_tdm_pcm, -#endif + #if defined(CONFIG_SND_BF5XX_AC97) || defined(CONFIG_SND_BF5XX_AC97_MODULE) &bfin_ac97_pcm, #endif @@ -1661,10 +1639,6 @@ static struct platform_device *ezkit_devices[] __initdata = { &bfin_i2s, #endif -#if defined(CONFIG_SND_BF5XX_TDM) || defined(CONFIG_SND_BF5XX_TDM_MODULE) - &bfin_tdm, -#endif - #if defined(CONFIG_SND_BF5XX_AC97) || defined(CONFIG_SND_BF5XX_AC97_MODULE) &bfin_ac97, #endif diff --git a/arch/blackfin/mach-bf561/boards/ezkit.c b/arch/blackfin/mach-bf561/boards/ezkit.c index 551f866172cf..92938e79b9e3 100644 --- a/arch/blackfin/mach-bf561/boards/ezkit.c +++ b/arch/blackfin/mach-bf561/boards/ezkit.c @@ -523,14 +523,6 @@ static struct platform_device bfin_i2s = { }; #endif -#if defined(CONFIG_SND_BF5XX_TDM) || defined(CONFIG_SND_BF5XX_TDM_MODULE) -static struct platform_device bfin_tdm = { - .name = "bfin-tdm", - .id = CONFIG_SND_BF5XX_SPORT_NUM, - /* TODO: add platform data here */ -}; -#endif - #if defined(CONFIG_SND_BF5XX_AC97) || defined(CONFIG_SND_BF5XX_AC97_MODULE) static struct platform_device bfin_ac97 = { .name = "bfin-ac97", @@ -542,7 +534,7 @@ static struct platform_device bfin_ac97 = { #if defined(CONFIG_SND_BF5XX_SOC_AD1836) \ || defined(CONFIG_SND_BF5XX_SOC_AD1836_MODULE) static const char * const ad1836_link[] = { - "bfin-tdm.0", + "bfin-i2s.0", "spi0.4", }; static struct platform_device bfin_ad1836_machine = { @@ -611,10 +603,6 @@ static struct platform_device *ezkit_devices[] __initdata = { &bfin_i2s, #endif -#if defined(CONFIG_SND_BF5XX_TDM) || defined(CONFIG_SND_BF5XX_TDM_MODULE) - &bfin_tdm, -#endif - #if defined(CONFIG_SND_BF5XX_AC97) || defined(CONFIG_SND_BF5XX_AC97_MODULE) &bfin_ac97, #endif diff --git a/arch/blackfin/mach-bf561/smp.c b/arch/blackfin/mach-bf561/smp.c index ab1c617b9cfc..c77a23bc9de3 100644 --- a/arch/blackfin/mach-bf561/smp.c +++ b/arch/blackfin/mach-bf561/smp.c @@ -69,7 +69,6 @@ void __cpuinit platform_secondary_init(unsigned int cpu) SSYNC(); /* We are done with local CPU inits, unblock the boot CPU. */ - set_cpu_online(cpu, true); spin_lock(&boot_lock); spin_unlock(&boot_lock); } @@ -91,7 +90,9 @@ int __cpuinit platform_boot_secondary(unsigned int cpu, struct task_struct *idle SSYNC(); } - timeout = jiffies + 1 * HZ; + timeout = jiffies + HZ; + /* release the lock and let coreb run */ + spin_unlock(&boot_lock); while (time_before(jiffies, timeout)) { if (cpu_online(cpu)) break; @@ -100,8 +101,6 @@ int __cpuinit platform_boot_secondary(unsigned int cpu, struct task_struct *idle } if (cpu_online(cpu)) { - /* release the lock and let coreb run */ - spin_unlock(&boot_lock); return 0; } else panic("CPU%u: processor failed to boot\n", cpu); diff --git a/arch/blackfin/mach-bf609/boards/ezkit.c b/arch/blackfin/mach-bf609/boards/ezkit.c index 97d701639585..0bc47231540b 100644 --- a/arch/blackfin/mach-bf609/boards/ezkit.c +++ b/arch/blackfin/mach-bf609/boards/ezkit.c @@ -17,7 +17,7 @@ #include <linux/i2c.h> #include <linux/interrupt.h> #include <linux/usb/musb.h> -#include <asm/bfin6xx_spi.h> +#include <asm/bfin_spi3.h> #include <asm/dma.h> #include <asm/gpio.h> #include <asm/nand.h> @@ -108,7 +108,6 @@ static struct platform_device bfin_rotary_device = { static unsigned short pins[] = P_RMII0; static struct stmmac_mdio_bus_data phy_private_data = { - .bus_id = 0, .phy_mask = 1, }; @@ -745,13 +744,13 @@ static struct flash_platform_data bfin_spi_flash_data = { .type = "w25q32", }; -static struct bfin6xx_spi_chip spi_flash_chip_info = { +static struct bfin_spi3_chip spi_flash_chip_info = { .enable_dma = true, /* use dma transfer with this chip*/ }; #endif #if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE) -static struct bfin6xx_spi_chip spidev_chip_info = { +static struct bfin_spi3_chip spidev_chip_info = { .enable_dma = true, }; #endif @@ -821,7 +820,7 @@ static struct platform_device bfin_i2s = { #if defined(CONFIG_SND_BF5XX_SOC_AD1836) \ || defined(CONFIG_SND_BF5XX_SOC_AD1836_MODULE) static const char * const ad1836_link[] = { - "bfin-tdm.0", + "bfin-i2s.0", "spi0.76", }; static struct platform_device bfin_ad1836_machine = { @@ -1296,7 +1295,7 @@ static struct spi_board_info bfin_spi_board_info[] __initdata = { }, #endif }; -#if defined(CONFIG_SPI_BFIN6XX) || defined(CONFIG_SPI_BFIN6XX_MODULE) +#if IS_ENABLED(CONFIG_SPI_BFIN_V3) /* SPI (0) */ static struct resource bfin_spi0_resource[] = { { @@ -1337,13 +1336,13 @@ static struct resource bfin_spi1_resource[] = { }; /* SPI controller data */ -static struct bfin6xx_spi_master bf60x_spi_master_info0 = { +static struct bfin_spi3_master bf60x_spi_master_info0 = { .num_chipselect = MAX_CTRL_CS + MAX_BLACKFIN_GPIOS, .pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0}, }; static struct platform_device bf60x_spi_master0 = { - .name = "bfin-spi", + .name = "bfin-spi3", .id = 0, /* Bus number */ .num_resources = ARRAY_SIZE(bfin_spi0_resource), .resource = bfin_spi0_resource, @@ -1352,13 +1351,13 @@ static struct platform_device bf60x_spi_master0 = { }, }; -static struct bfin6xx_spi_master bf60x_spi_master_info1 = { +static struct bfin_spi3_master bf60x_spi_master_info1 = { .num_chipselect = MAX_CTRL_CS + MAX_BLACKFIN_GPIOS, .pin_req = {P_SPI1_SCK, P_SPI1_MISO, P_SPI1_MOSI, 0}, }; static struct platform_device bf60x_spi_master1 = { - .name = "bfin-spi", + .name = "bfin-spi3", .id = 1, /* Bus number */ .num_resources = ARRAY_SIZE(bfin_spi1_resource), .resource = bfin_spi1_resource, @@ -1534,7 +1533,7 @@ static struct platform_device *ezkit_devices[] __initdata = { &bfin_sdh_device, #endif -#if defined(CONFIG_SPI_BFIN6XX) || defined(CONFIG_SPI_BFIN6XX_MODULE) +#if IS_ENABLED(CONFIG_SPI_BFIN_V3) &bf60x_spi_master0, &bf60x_spi_master1, #endif diff --git a/arch/blackfin/mach-common/smp.c b/arch/blackfin/mach-common/smp.c index 1bc2ce6f3c94..961d8392e5e3 100644 --- a/arch/blackfin/mach-common/smp.c +++ b/arch/blackfin/mach-common/smp.c @@ -49,6 +49,7 @@ unsigned long blackfin_iflush_l1_entry[NR_CPUS]; struct blackfin_initial_pda __cpuinitdata initial_pda_coreb; enum ipi_message_type { + BFIN_IPI_NONE, BFIN_IPI_TIMER, BFIN_IPI_RESCHEDULE, BFIN_IPI_CALL_FUNC, @@ -72,8 +73,8 @@ static DEFINE_SPINLOCK(stop_lock); /* Simple FIFO buffer, overflow leads to panic */ struct ipi_data { - unsigned long count; - unsigned long bits; + atomic_t count; + atomic_t bits; }; static DEFINE_PER_CPU(struct ipi_data, bfin_ipi); @@ -146,7 +147,6 @@ static irqreturn_t ipi_handler_int1(int irq, void *dev_instance) platform_clear_ipi(cpu, IRQ_SUPPLE_1); bfin_ipi_data = &__get_cpu_var(bfin_ipi); - smp_mb(); while ((pending = xchg(&bfin_ipi_data->bits, 0)) != 0) { msg = 0; do { @@ -170,9 +170,8 @@ static irqreturn_t ipi_handler_int1(int irq, void *dev_instance) ipi_cpu_stop(cpu); break; } + atomic_dec(&bfin_ipi_data->count); } while (msg < BITS_PER_LONG); - - smp_mb(); } return IRQ_HANDLED; } @@ -195,12 +194,10 @@ void send_ipi(const struct cpumask *cpumask, enum ipi_message_type msg) unsigned long flags; local_irq_save(flags); - smp_mb(); for_each_cpu(cpu, cpumask) { bfin_ipi_data = &per_cpu(bfin_ipi, cpu); - smp_mb(); - set_bit(msg, &bfin_ipi_data->bits); - bfin_ipi_data->count++; + atomic_set_mask((1 << msg), &bfin_ipi_data->bits); + atomic_inc(&bfin_ipi_data->count); platform_send_ipi_cpu(cpu, IRQ_SUPPLE_1); } @@ -319,7 +316,6 @@ void __cpuinit secondary_start_kernel(void) setup_secondary(cpu); platform_secondary_init(cpu); - /* setup local core timer */ bfin_local_timer_setup(); @@ -335,6 +331,8 @@ void __cpuinit secondary_start_kernel(void) */ calibrate_delay(); + /* We are done with local CPU inits, unblock the boot CPU. */ + set_cpu_online(cpu, true); cpu_startup_entry(CPUHP_ONLINE); } diff --git a/arch/blackfin/mm/init.c b/arch/blackfin/mm/init.c index 82d01a71207f..166842de3dc7 100644 --- a/arch/blackfin/mm/init.c +++ b/arch/blackfin/mm/init.c @@ -90,50 +90,24 @@ asmlinkage void __init init_pda(void) void __init mem_init(void) { - unsigned int codek = 0, datak = 0, initk = 0; - unsigned int reservedpages = 0, freepages = 0; - unsigned long tmp; - unsigned long start_mem = memory_start; - unsigned long end_mem = memory_end; + char buf[64]; - end_mem &= PAGE_MASK; - high_memory = (void *)end_mem; - - start_mem = PAGE_ALIGN(start_mem); - max_mapnr = num_physpages = MAP_NR(high_memory); - printk(KERN_DEBUG "Kernel managed physical pages: %lu\n", num_physpages); + high_memory = (void *)(memory_end & PAGE_MASK); + max_mapnr = MAP_NR(high_memory); + printk(KERN_DEBUG "Kernel managed physical pages: %lu\n", max_mapnr); /* This will put all low memory onto the freelists. */ - totalram_pages = free_all_bootmem(); - - reservedpages = 0; - for (tmp = ARCH_PFN_OFFSET; tmp < max_mapnr; tmp++) - if (PageReserved(pfn_to_page(tmp))) - reservedpages++; - freepages = max_mapnr - ARCH_PFN_OFFSET - reservedpages; - - /* do not count in kernel image between _rambase and _ramstart */ - reservedpages -= (_ramstart - _rambase) >> PAGE_SHIFT; -#if (defined(CONFIG_BFIN_EXTMEM_ICACHEABLE) && ANOMALY_05000263) - reservedpages += (_ramend - memory_end - DMA_UNCACHED_REGION) >> PAGE_SHIFT; -#endif - - codek = (_etext - _stext) >> 10; - initk = (__init_end - __init_begin) >> 10; - datak = ((_ramstart - _rambase) >> 10) - codek - initk; + free_all_bootmem(); - printk(KERN_INFO - "Memory available: %luk/%luk RAM, " - "(%uk init code, %uk kernel code, %uk data, %uk dma, %uk reserved)\n", - (unsigned long) freepages << (PAGE_SHIFT-10), (_ramend - CONFIG_PHY_RAM_BASE_ADDRESS) >> 10, - initk, codek, datak, DMA_UNCACHED_REGION >> 10, (reservedpages << (PAGE_SHIFT-10))); + snprintf(buf, sizeof(buf) - 1, "%uK DMA", DMA_UNCACHED_REGION >> 10); + mem_init_print_info(buf); } #ifdef CONFIG_BLK_DEV_INITRD void __init free_initrd_mem(unsigned long start, unsigned long end) { #ifndef CONFIG_MPU - free_reserved_area(start, end, 0, "initrd"); + free_reserved_area((void *)start, (void *)end, -1, "initrd"); #endif } #endif @@ -141,7 +115,7 @@ void __init free_initrd_mem(unsigned long start, unsigned long end) void __init_refok free_initmem(void) { #if defined CONFIG_RAMKERNEL && !defined CONFIG_MPU - free_initmem_default(0); + free_initmem_default(-1); if (memory_start == (unsigned long)(&__init_end)) memory_start = (unsigned long)(&__init_begin); #endif |