diff options
Diffstat (limited to 'arch/powerpc/platforms')
30 files changed, 199 insertions, 50 deletions
diff --git a/arch/powerpc/platforms/52xx/mpc52xx_common.c b/arch/powerpc/platforms/52xx/mpc52xx_common.c index ae7c34f..98367a0 100644 --- a/arch/powerpc/platforms/52xx/mpc52xx_common.c +++ b/arch/powerpc/platforms/52xx/mpc52xx_common.c @@ -42,7 +42,7 @@ static struct of_device_id mpc52xx_bus_ids[] __initdata = { * from interrupt context while node mapping (which calls ioremap()) * cannot be used at such point. */ -static spinlock_t mpc52xx_lock = SPIN_LOCK_UNLOCKED; +static DEFINE_SPINLOCK(mpc52xx_lock); static struct mpc52xx_gpt __iomem *mpc52xx_wdt; static struct mpc52xx_cdm __iomem *mpc52xx_cdm; diff --git a/arch/powerpc/platforms/83xx/mpc831x_rdb.c b/arch/powerpc/platforms/83xx/mpc831x_rdb.c index a428f8d..5177bdd 100644 --- a/arch/powerpc/platforms/83xx/mpc831x_rdb.c +++ b/arch/powerpc/platforms/83xx/mpc831x_rdb.c @@ -42,7 +42,7 @@ static void __init mpc831x_rdb_setup_arch(void) mpc831x_usb_cfg(); } -void __init mpc831x_rdb_init_IRQ(void) +static void __init mpc831x_rdb_init_IRQ(void) { struct device_node *np; diff --git a/arch/powerpc/platforms/83xx/mpc832x_mds.c b/arch/powerpc/platforms/83xx/mpc832x_mds.c index ec43477..ec0b401b 100644 --- a/arch/powerpc/platforms/83xx/mpc832x_mds.c +++ b/arch/powerpc/platforms/83xx/mpc832x_mds.c @@ -49,8 +49,6 @@ #define DBG(fmt...) #endif -static u8 *bcsr_regs = NULL; - /* ************************************************************************ * * Setup the architecture @@ -59,13 +57,14 @@ static u8 *bcsr_regs = NULL; static void __init mpc832x_sys_setup_arch(void) { struct device_node *np; + u8 __iomem *bcsr_regs = NULL; if (ppc_md.progress) ppc_md.progress("mpc832x_sys_setup_arch()", 0); /* Map BCSR area */ np = of_find_node_by_name(NULL, "bcsr"); - if (np != 0) { + if (np) { struct resource res; of_address_to_resource(np, 0, &res); @@ -93,9 +92,9 @@ static void __init mpc832x_sys_setup_arch(void) != NULL){ /* Reset the Ethernet PHYs */ #define BCSR8_FETH_RST 0x50 - bcsr_regs[8] &= ~BCSR8_FETH_RST; + clrbits8(&bcsr_regs[8], BCSR8_FETH_RST); udelay(1000); - bcsr_regs[8] |= BCSR8_FETH_RST; + setbits8(&bcsr_regs[8], BCSR8_FETH_RST); iounmap(bcsr_regs); of_node_put(np); } diff --git a/arch/powerpc/platforms/83xx/mpc832x_rdb.c b/arch/powerpc/platforms/83xx/mpc832x_rdb.c index 0300268..2a1295f 100644 --- a/arch/powerpc/platforms/83xx/mpc832x_rdb.c +++ b/arch/powerpc/platforms/83xx/mpc832x_rdb.c @@ -38,6 +38,7 @@ #define DBG(fmt...) #endif +#ifdef CONFIG_QUICC_ENGINE static void mpc83xx_spi_activate_cs(u8 cs, u8 polarity) { pr_debug("%s %d %d\n", __func__, cs, polarity); @@ -77,8 +78,8 @@ static int __init mpc832x_spi_init(void) mpc83xx_spi_activate_cs, mpc83xx_spi_deactivate_cs); } - machine_device_initcall(mpc832x_rdb, mpc832x_spi_init); +#endif /* CONFIG_QUICC_ENGINE */ /* ************************************************************************ * @@ -130,7 +131,7 @@ static int __init mpc832x_declare_of_platform_devices(void) } machine_device_initcall(mpc832x_rdb, mpc832x_declare_of_platform_devices); -void __init mpc832x_rdb_init_IRQ(void) +static void __init mpc832x_rdb_init_IRQ(void) { struct device_node *np; diff --git a/arch/powerpc/platforms/83xx/mpc836x_mds.c b/arch/powerpc/platforms/83xx/mpc836x_mds.c index 9d46e5b..09e9d6f 100644 --- a/arch/powerpc/platforms/83xx/mpc836x_mds.c +++ b/arch/powerpc/platforms/83xx/mpc836x_mds.c @@ -18,6 +18,7 @@ #include <linux/stddef.h> #include <linux/kernel.h> +#include <linux/compiler.h> #include <linux/init.h> #include <linux/errno.h> #include <linux/reboot.h> @@ -43,6 +44,7 @@ #include <asm/udbg.h> #include <sysdev/fsl_soc.h> #include <sysdev/fsl_pci.h> +#include <sysdev/simple_gpio.h> #include <asm/qe.h> #include <asm/qe_ic.h> @@ -55,8 +57,6 @@ #define DBG(fmt...) #endif -static u8 *bcsr_regs = NULL; - /* ************************************************************************ * * Setup the architecture @@ -65,13 +65,14 @@ static u8 *bcsr_regs = NULL; static void __init mpc836x_mds_setup_arch(void) { struct device_node *np; + u8 __iomem *bcsr_regs = NULL; if (ppc_md.progress) ppc_md.progress("mpc836x_mds_setup_arch()", 0); /* Map BCSR area */ np = of_find_node_by_name(NULL, "bcsr"); - if (np != 0) { + if (np) { struct resource res; of_address_to_resource(np, 0, &res); @@ -93,6 +94,16 @@ static void __init mpc836x_mds_setup_arch(void) for (np = NULL; (np = of_find_node_by_name(np, "ucc")) != NULL;) par_io_of_config(np); +#ifdef CONFIG_QE_USB + /* Must fixup Par IO before QE GPIO chips are registered. */ + par_io_config_pin(1, 2, 1, 0, 3, 0); /* USBOE */ + par_io_config_pin(1, 3, 1, 0, 3, 0); /* USBTP */ + par_io_config_pin(1, 8, 1, 0, 1, 0); /* USBTN */ + par_io_config_pin(1, 10, 2, 0, 3, 0); /* USBRXD */ + par_io_config_pin(1, 9, 2, 1, 3, 0); /* USBRP */ + par_io_config_pin(1, 11, 2, 1, 3, 0); /* USBRN */ + par_io_config_pin(2, 20, 2, 0, 1, 0); /* CLK21 */ +#endif /* CONFIG_QE_USB */ } if ((np = of_find_compatible_node(NULL, "network", "ucc_geth")) @@ -151,6 +162,70 @@ static int __init mpc836x_declare_of_platform_devices(void) } machine_device_initcall(mpc836x_mds, mpc836x_declare_of_platform_devices); +#ifdef CONFIG_QE_USB +static int __init mpc836x_usb_cfg(void) +{ + u8 __iomem *bcsr; + struct device_node *np; + const char *mode; + int ret = 0; + + np = of_find_compatible_node(NULL, NULL, "fsl,mpc8360mds-bcsr"); + if (!np) + return -ENODEV; + + bcsr = of_iomap(np, 0); + of_node_put(np); + if (!bcsr) + return -ENOMEM; + + np = of_find_compatible_node(NULL, NULL, "fsl,mpc8323-qe-usb"); + if (!np) { + ret = -ENODEV; + goto err; + } + +#define BCSR8_TSEC1M_MASK (0x3 << 6) +#define BCSR8_TSEC1M_RGMII (0x0 << 6) +#define BCSR8_TSEC2M_MASK (0x3 << 4) +#define BCSR8_TSEC2M_RGMII (0x0 << 4) + /* + * Default is GMII (2), but we should set it to RGMII (0) if we use + * USB (Eth PHY is in RGMII mode anyway). + */ + clrsetbits_8(&bcsr[8], BCSR8_TSEC1M_MASK | BCSR8_TSEC2M_MASK, + BCSR8_TSEC1M_RGMII | BCSR8_TSEC2M_RGMII); + +#define BCSR13_USBMASK 0x0f +#define BCSR13_nUSBEN 0x08 /* 1 - Disable, 0 - Enable */ +#define BCSR13_USBSPEED 0x04 /* 1 - Full, 0 - Low */ +#define BCSR13_USBMODE 0x02 /* 1 - Host, 0 - Function */ +#define BCSR13_nUSBVCC 0x01 /* 1 - gets VBUS, 0 - supplies VBUS */ + + clrsetbits_8(&bcsr[13], BCSR13_USBMASK, BCSR13_USBSPEED); + + mode = of_get_property(np, "mode", NULL); + if (mode && !strcmp(mode, "peripheral")) { + setbits8(&bcsr[13], BCSR13_nUSBVCC); + qe_usb_clock_set(QE_CLK21, 48000000); + } else { + setbits8(&bcsr[13], BCSR13_USBMODE); + /* + * The BCSR GPIOs are used to control power and + * speed of the USB transceiver. This is needed for + * the USB Host only. + */ + simple_gpiochip_init("fsl,mpc8360mds-bcsr-gpio"); + } + + of_node_put(np); +err: + iounmap(bcsr); + return ret; +} +machine_arch_initcall(mpc836x_mds, mpc836x_usb_cfg); +#endif /* CONFIG_QE_USB */ + static void __init mpc836x_mds_init_IRQ(void) { struct device_node *np; diff --git a/arch/powerpc/platforms/83xx/mpc836x_rdk.c b/arch/powerpc/platforms/83xx/mpc836x_rdk.c index a5273bb..b0090aa 100644 --- a/arch/powerpc/platforms/83xx/mpc836x_rdk.c +++ b/arch/powerpc/platforms/83xx/mpc836x_rdk.c @@ -51,8 +51,9 @@ static void __init mpc836x_rdk_setup_arch(void) for_each_compatible_node(np, "pci", "fsl,mpc8349-pci") mpc83xx_add_bridge(np); #endif - +#ifdef CONFIG_QUICC_ENGINE qe_reset(); +#endif } static void __init mpc836x_rdk_init_IRQ(void) @@ -71,13 +72,14 @@ static void __init mpc836x_rdk_init_IRQ(void) */ ipic_set_default_priority(); of_node_put(np); - +#ifdef CONFIG_QUICC_ENGINE np = of_find_compatible_node(NULL, NULL, "fsl,qe-ic"); if (!np) return; qe_ic_init(np, 0, qe_ic_cascade_low_ipic, qe_ic_cascade_high_ipic); of_node_put(np); +#endif } /* diff --git a/arch/powerpc/platforms/83xx/mpc837x_mds.c b/arch/powerpc/platforms/83xx/mpc837x_mds.c index 8bb13c8..530ef99 100644 --- a/arch/powerpc/platforms/83xx/mpc837x_mds.c +++ b/arch/powerpc/platforms/83xx/mpc837x_mds.c @@ -26,7 +26,6 @@ #define BCSR12_USB_SER_MASK 0x8a #define BCSR12_USB_SER_PIN 0x80 #define BCSR12_USB_SER_DEVICE 0x02 -extern int mpc837x_usb_cfg(void); static int mpc837xmds_usb_cfg(void) { diff --git a/arch/powerpc/platforms/83xx/mpc837x_rdb.c b/arch/powerpc/platforms/83xx/mpc837x_rdb.c index da030af..1d09654 100644 --- a/arch/powerpc/platforms/83xx/mpc837x_rdb.c +++ b/arch/powerpc/platforms/83xx/mpc837x_rdb.c @@ -21,8 +21,6 @@ #include "mpc83xx.h" -extern int mpc837x_usb_cfg(void); - /* ************************************************************************ * * Setup the architecture diff --git a/arch/powerpc/platforms/83xx/mpc83xx.h b/arch/powerpc/platforms/83xx/mpc83xx.h index 2a7cbab..83cfe51 100644 --- a/arch/powerpc/platforms/83xx/mpc83xx.h +++ b/arch/powerpc/platforms/83xx/mpc83xx.h @@ -61,6 +61,7 @@ extern void mpc83xx_restart(char *cmd); extern long mpc83xx_time_init(void); +extern int mpc837x_usb_cfg(void); extern int mpc834x_usb_cfg(void); extern int mpc831x_usb_cfg(void); diff --git a/arch/powerpc/platforms/85xx/mpc85xx_ds.c b/arch/powerpc/platforms/85xx/mpc85xx_ds.c index a8301c8..7326d90 100644 --- a/arch/powerpc/platforms/85xx/mpc85xx_ds.c +++ b/arch/powerpc/platforms/85xx/mpc85xx_ds.c @@ -148,6 +148,9 @@ static int mpc85xx_exclude_device(struct pci_controller *hose, /* * Setup the architecture */ +#ifdef CONFIG_SMP +extern void __init mpc85xx_smp_init(void); +#endif static void __init mpc85xx_ds_setup_arch(void) { #ifdef CONFIG_PCI @@ -173,6 +176,10 @@ static void __init mpc85xx_ds_setup_arch(void) ppc_md.pci_exclude_device = mpc85xx_exclude_device; #endif +#ifdef CONFIG_SMP + mpc85xx_smp_init(); +#endif + printk("MPC85xx DS board from Freescale Semiconductor\n"); } diff --git a/arch/powerpc/platforms/85xx/smp.c b/arch/powerpc/platforms/85xx/smp.c index d652c71..79a0df1 100644 --- a/arch/powerpc/platforms/85xx/smp.c +++ b/arch/powerpc/platforms/85xx/smp.c @@ -58,6 +58,7 @@ smp_85xx_kick_cpu(int nr) if (cpu_rel_addr == NULL) { printk(KERN_ERR "No cpu-release-addr for cpu %d\n", nr); + local_irq_restore(flags); return; } diff --git a/arch/powerpc/platforms/Kconfig b/arch/powerpc/platforms/Kconfig index 47e956c..47fe2be 100644 --- a/arch/powerpc/platforms/Kconfig +++ b/arch/powerpc/platforms/Kconfig @@ -312,4 +312,15 @@ config MPC8xxx_GPIO Say Y here if you're going to use hardware that connects to the MPC831x/834x/837x/8572/8610 GPIOs. +config SIMPLE_GPIO + bool "Support for simple, memory-mapped GPIO controllers" + depends on PPC + select GENERIC_GPIO + select ARCH_REQUIRE_GPIOLIB + help + Say Y here to support simple, memory-mapped GPIO controllers. + These are usually BCSRs used to control board's switches, LEDs, + chip-selects, Ethernet/USB PHY's power and various other small + on-board peripherals. + endmenu diff --git a/arch/powerpc/platforms/Kconfig.cputype b/arch/powerpc/platforms/Kconfig.cputype index 3d0c776..e868b5c 100644 --- a/arch/powerpc/platforms/Kconfig.cputype +++ b/arch/powerpc/platforms/Kconfig.cputype @@ -231,7 +231,7 @@ config VIRT_CPU_ACCOUNTING If in doubt, say Y here. config SMP - depends on PPC_STD_MMU + depends on PPC_STD_MMU || FSL_BOOKE bool "Symmetric multi-processing support" ---help--- This enables support for systems with more than one CPU. If you have diff --git a/arch/powerpc/platforms/cell/beat_htab.c b/arch/powerpc/platforms/cell/beat_htab.c index 2e67bd8..35b1ec4 100644 --- a/arch/powerpc/platforms/cell/beat_htab.c +++ b/arch/powerpc/platforms/cell/beat_htab.c @@ -44,8 +44,8 @@ static DEFINE_SPINLOCK(beat_htab_lock); static inline unsigned int beat_read_mask(unsigned hpte_group) { - unsigned long hpte_v[5]; unsigned long rmask = 0; + u64 hpte_v[5]; beat_read_htab_entries(0, hpte_group + 0, hpte_v); if (!(hpte_v[0] & HPTE_V_BOLTED)) @@ -93,8 +93,7 @@ static long beat_lpar_hpte_insert(unsigned long hpte_group, int psize, int ssize) { unsigned long lpar_rc; - unsigned long slot; - unsigned long hpte_v, hpte_r; + u64 hpte_v, hpte_r, slot; /* same as iseries */ if (vflags & HPTE_V_SECONDARY) @@ -153,8 +152,9 @@ static long beat_lpar_hpte_remove(unsigned long hpte_group) static unsigned long beat_lpar_hpte_getword0(unsigned long slot) { - unsigned long dword0, dword[5]; + unsigned long dword0; unsigned long lpar_rc; + u64 dword[5]; lpar_rc = beat_read_htab_entries(0, slot & ~3UL, dword); @@ -170,7 +170,7 @@ static void beat_lpar_hptab_clear(void) unsigned long size_bytes = 1UL << ppc64_pft_size; unsigned long hpte_count = size_bytes >> 4; int i; - unsigned long dummy0, dummy1; + u64 dummy0, dummy1; /* TODO: Use bulk call */ for (i = 0; i < hpte_count; i++) @@ -189,7 +189,8 @@ static long beat_lpar_hpte_updatepp(unsigned long slot, int psize, int ssize, int local) { unsigned long lpar_rc; - unsigned long dummy0, dummy1, want_v; + u64 dummy0, dummy1; + unsigned long want_v; want_v = hpte_encode_v(va, psize, MMU_SEGSIZE_256M); @@ -255,7 +256,8 @@ static void beat_lpar_hpte_updateboltedpp(unsigned long newpp, unsigned long ea, int psize, int ssize) { - unsigned long lpar_rc, slot, vsid, va, dummy0, dummy1; + unsigned long lpar_rc, slot, vsid, va; + u64 dummy0, dummy1; vsid = get_kernel_vsid(ea, MMU_SEGSIZE_256M); va = (vsid << 28) | (ea & 0x0fffffff); @@ -276,7 +278,7 @@ static void beat_lpar_hpte_invalidate(unsigned long slot, unsigned long va, { unsigned long want_v; unsigned long lpar_rc; - unsigned long dummy1, dummy2; + u64 dummy1, dummy2; unsigned long flags; DBG_LOW(" inval : slot=%lx, va=%016lx, psize: %d, local: %d\n", @@ -315,8 +317,7 @@ static long beat_lpar_hpte_insert_v3(unsigned long hpte_group, int psize, int ssize) { unsigned long lpar_rc; - unsigned long slot; - unsigned long hpte_v, hpte_r; + u64 hpte_v, hpte_r, slot; /* same as iseries */ if (vflags & HPTE_V_SECONDARY) diff --git a/arch/powerpc/platforms/cell/beat_udbg.c b/arch/powerpc/platforms/cell/beat_udbg.c index 6b418f6..350735b 100644 --- a/arch/powerpc/platforms/cell/beat_udbg.c +++ b/arch/powerpc/platforms/cell/beat_udbg.c @@ -40,8 +40,8 @@ static void udbg_putc_beat(char c) } /* Buffered chars getc */ -static long inbuflen; -static long inbuf[2]; /* must be 2 longs */ +static u64 inbuflen; +static u64 inbuf[2]; /* must be 2 u64s */ static int udbg_getc_poll_beat(void) { diff --git a/arch/powerpc/platforms/cell/cbe_cpufreq.c b/arch/powerpc/platforms/cell/cbe_cpufreq.c index ec7c8f4..e6506cd 100644 --- a/arch/powerpc/platforms/cell/cbe_cpufreq.c +++ b/arch/powerpc/platforms/cell/cbe_cpufreq.c @@ -118,7 +118,7 @@ static int cbe_cpufreq_cpu_init(struct cpufreq_policy *policy) policy->cur = cbe_freqs[cur_pmode].frequency; #ifdef CONFIG_SMP - policy->cpus = per_cpu(cpu_sibling_map, policy->cpu); + cpumask_copy(policy->cpus, &per_cpu(cpu_sibling_map, policy->cpu)); #endif cpufreq_frequency_table_get_attr(cbe_freqs, policy->cpu); diff --git a/arch/powerpc/platforms/cell/cbe_cpufreq_pervasive.c b/arch/powerpc/platforms/cell/cbe_cpufreq_pervasive.c index 70fa7ae..20472e4 100644 --- a/arch/powerpc/platforms/cell/cbe_cpufreq_pervasive.c +++ b/arch/powerpc/platforms/cell/cbe_cpufreq_pervasive.c @@ -54,7 +54,7 @@ int cbe_cpufreq_set_pmode(int cpu, unsigned int pmode) { struct cbe_pmd_regs __iomem *pmd_regs; struct cbe_mic_tm_regs __iomem *mic_tm_regs; - u64 flags; + unsigned long flags; u64 value; #ifdef DEBUG long time; diff --git a/arch/powerpc/platforms/cell/cpufreq_spudemand.c b/arch/powerpc/platforms/cell/cpufreq_spudemand.c index a3c6c01..968c1c0 100644 --- a/arch/powerpc/platforms/cell/cpufreq_spudemand.c +++ b/arch/powerpc/platforms/cell/cpufreq_spudemand.c @@ -110,7 +110,7 @@ static int spu_gov_govern(struct cpufreq_policy *policy, unsigned int event) } /* initialize spu_gov_info for all affected cpus */ - for_each_cpu_mask(i, policy->cpus) { + for_each_cpu(i, policy->cpus) { affected_info = &per_cpu(spu_gov_info, i); affected_info->policy = policy; } @@ -127,7 +127,7 @@ static int spu_gov_govern(struct cpufreq_policy *policy, unsigned int event) spu_gov_cancel_work(info); /* clean spu_gov_info for all affected cpus */ - for_each_cpu_mask (i, policy->cpus) { + for_each_cpu (i, policy->cpus) { info = &per_cpu(spu_gov_info, i); info->policy = NULL; } diff --git a/arch/powerpc/platforms/cell/interrupt.c b/arch/powerpc/platforms/cell/interrupt.c index 2d5bb22..28c04da 100644 --- a/arch/powerpc/platforms/cell/interrupt.c +++ b/arch/powerpc/platforms/cell/interrupt.c @@ -148,7 +148,7 @@ static unsigned int iic_get_irq(void) iic = &__get_cpu_var(iic); *(unsigned long *) &pending = - in_be64((unsigned long __iomem *) &iic->regs->pending_destr); + in_be64((u64 __iomem *) &iic->regs->pending_destr); if (!(pending.flags & CBE_IIC_IRQ_VALID)) return NO_IRQ; virq = irq_linear_revmap(iic_host, iic_pending_to_hwnum(pending)); diff --git a/arch/powerpc/platforms/cell/io-workarounds.c b/arch/powerpc/platforms/cell/io-workarounds.c index b5f84e8..059cad6 100644 --- a/arch/powerpc/platforms/cell/io-workarounds.c +++ b/arch/powerpc/platforms/cell/io-workarounds.c @@ -130,14 +130,14 @@ static const struct ppc_pci_io __devinitconst iowa_pci_io = { }; -static void __iomem *iowa_ioremap(unsigned long addr, unsigned long size, +static void __iomem *iowa_ioremap(phys_addr_t addr, unsigned long size, unsigned long flags) { struct iowa_bus *bus; void __iomem *res = __ioremap(addr, size, flags); int busno; - bus = iowa_pci_find(0, addr); + bus = iowa_pci_find(0, (unsigned long)addr); if (bus != NULL) { busno = bus - iowa_busses; PCI_SET_ADDR_TOKEN(res, busno + 1); diff --git a/arch/powerpc/platforms/cell/iommu.c b/arch/powerpc/platforms/cell/iommu.c index 86db4dd..88d94b5 100644 --- a/arch/powerpc/platforms/cell/iommu.c +++ b/arch/powerpc/platforms/cell/iommu.c @@ -150,8 +150,8 @@ static int cbe_nr_iommus; static void invalidate_tce_cache(struct cbe_iommu *iommu, unsigned long *pte, long n_ptes) { - unsigned long __iomem *reg; - unsigned long val; + u64 __iomem *reg; + u64 val; long n; reg = iommu->xlate_regs + IOC_IOPT_CacheInvd; diff --git a/arch/powerpc/platforms/cell/spufs/spufs.h b/arch/powerpc/platforms/cell/spufs/spufs.h index 15c62d3..3bf908e 100644 --- a/arch/powerpc/platforms/cell/spufs/spufs.h +++ b/arch/powerpc/platforms/cell/spufs/spufs.h @@ -314,7 +314,7 @@ extern char *isolated_loader; * we need to call spu_release(ctx) before sleeping, and * then spu_acquire(ctx) when awoken. * - * Returns with state_mutex re-acquired when successfull or + * Returns with state_mutex re-acquired when successful or * with -ERESTARTSYS and the state_mutex dropped when interrupted. */ diff --git a/arch/powerpc/platforms/iseries/Kconfig b/arch/powerpc/platforms/iseries/Kconfig index ed3753d..7ddd0a2 100644 --- a/arch/powerpc/platforms/iseries/Kconfig +++ b/arch/powerpc/platforms/iseries/Kconfig @@ -10,18 +10,21 @@ menu "iSeries device drivers" config VIODASD tristate "iSeries Virtual I/O disk support" depends on BLOCK + select VIOPATH help If you are running on an iSeries system and you want to use virtual disks created and managed by OS/400, say Y. config VIOCD tristate "iSeries Virtual I/O CD support" + select VIOPATH help If you are running Linux on an IBM iSeries system and you want to read a CD drive owned by OS/400, say Y here. config VIOTAPE tristate "iSeries Virtual Tape Support" + select VIOPATH help If you are running Linux on an iSeries system and you want Linux to read and/or write a tape drive owned by OS/400, say Y here. @@ -30,5 +33,3 @@ endmenu config VIOPATH bool - depends on VIODASD || VIOCD || VIOTAPE || ISERIES_VETH - default y diff --git a/arch/powerpc/platforms/iseries/setup.c b/arch/powerpc/platforms/iseries/setup.c index 70b688c..24519b9 100644 --- a/arch/powerpc/platforms/iseries/setup.c +++ b/arch/powerpc/platforms/iseries/setup.c @@ -23,6 +23,7 @@ #include <linux/string.h> #include <linux/seq_file.h> #include <linux/kdev_t.h> +#include <linux/kexec.h> #include <linux/major.h> #include <linux/root_dev.h> #include <linux/kernel.h> @@ -638,6 +639,13 @@ static int __init iseries_probe(void) return 1; } +#ifdef CONFIG_KEXEC +static int iseries_kexec_prepare(struct kimage *image) +{ + return -ENOSYS; +} +#endif + define_machine(iseries) { .name = "iSeries", .setup_arch = iSeries_setup_arch, @@ -658,6 +666,9 @@ define_machine(iseries) { .probe = iseries_probe, .ioremap = iseries_ioremap, .iounmap = iseries_iounmap, +#ifdef CONFIG_KEXEC + .machine_kexec_prepare = iseries_kexec_prepare, +#endif /* XXX Implement enable_pmcs for iSeries */ }; diff --git a/arch/powerpc/platforms/pasemi/cpufreq.c b/arch/powerpc/platforms/pasemi/cpufreq.c index 58556b0..be2527a 100644 --- a/arch/powerpc/platforms/pasemi/cpufreq.c +++ b/arch/powerpc/platforms/pasemi/cpufreq.c @@ -112,7 +112,7 @@ static int get_gizmo_latency(void) static void set_astate(int cpu, unsigned int astate) { - u64 flags; + unsigned long flags; /* Return if called before init has run */ if (unlikely(!sdcasr_mapbase)) @@ -213,7 +213,7 @@ static int pas_cpufreq_cpu_init(struct cpufreq_policy *policy) pr_debug("current astate is at %d\n",cur_astate); policy->cur = pas_freqs[cur_astate].frequency; - policy->cpus = cpu_online_map; + cpumask_copy(policy->cpus, &cpu_online_map); ppc_proc_freq = policy->cur * 1000ul; diff --git a/arch/powerpc/platforms/pasemi/dma_lib.c b/arch/powerpc/platforms/pasemi/dma_lib.c index 217af32..a6152d9 100644 --- a/arch/powerpc/platforms/pasemi/dma_lib.c +++ b/arch/powerpc/platforms/pasemi/dma_lib.c @@ -509,7 +509,7 @@ fallback: */ int pasemi_dma_init(void) { - static spinlock_t init_lock = SPIN_LOCK_UNLOCKED; + static DEFINE_SPINLOCK(init_lock); struct pci_dev *iob_pdev; struct pci_dev *pdev; struct resource res; diff --git a/arch/powerpc/platforms/powermac/cpufreq_64.c b/arch/powerpc/platforms/powermac/cpufreq_64.c index 4dfb4bc..beb3833 100644 --- a/arch/powerpc/platforms/powermac/cpufreq_64.c +++ b/arch/powerpc/platforms/powermac/cpufreq_64.c @@ -362,7 +362,7 @@ static int g5_cpufreq_cpu_init(struct cpufreq_policy *policy) /* secondary CPUs are tied to the primary one by the * cpufreq core if in the secondary policy we tell it that * it actually must be one policy together with all others. */ - policy->cpus = cpu_online_map; + cpumask_copy(policy->cpus, &cpu_online_map); cpufreq_frequency_table_get_attr(g5_cpu_freqs, policy->cpu); return cpufreq_frequency_table_cpuinfo(policy, diff --git a/arch/powerpc/platforms/powermac/pci.c b/arch/powerpc/platforms/powermac/pci.c index 54b7b76..04cdd32 100644 --- a/arch/powerpc/platforms/powermac/pci.c +++ b/arch/powerpc/platforms/powermac/pci.c @@ -661,6 +661,7 @@ static void __init init_second_ohare(void) pci_find_hose_for_OF_device(np); if (!hose) { printk(KERN_ERR "Can't find PCI hose for OHare2 !\n"); + of_node_put(np); return; } early_read_config_word(hose, bus, devfn, PCI_COMMAND, &cmd); @@ -669,6 +670,7 @@ static void __init init_second_ohare(void) early_write_config_word(hose, bus, devfn, PCI_COMMAND, cmd); } has_second_ohare = 1; + of_node_put(np); } /* diff --git a/arch/powerpc/platforms/powermac/time.c b/arch/powerpc/platforms/powermac/time.c index 59eb840..1810e42 100644 --- a/arch/powerpc/platforms/powermac/time.c +++ b/arch/powerpc/platforms/powermac/time.c @@ -265,12 +265,15 @@ int __init via_calibrate_decr(void) struct resource rsrc; vias = of_find_node_by_name(NULL, "via-cuda"); - if (vias == 0) + if (vias == NULL) vias = of_find_node_by_name(NULL, "via-pmu"); - if (vias == 0) + if (vias == NULL) vias = of_find_node_by_name(NULL, "via"); - if (vias == 0 || of_address_to_resource(vias, 0, &rsrc)) + if (vias == NULL || of_address_to_resource(vias, 0, &rsrc)) { + of_node_put(vias); return 0; + } + of_node_put(vias); via = ioremap(rsrc.start, rsrc.end - rsrc.start + 1); if (via == NULL) { printk(KERN_ERR "Failed to map VIA for timer calibration !\n"); @@ -297,7 +300,7 @@ int __init via_calibrate_decr(void) ppc_tb_freq = (dstart - dend) * 100 / 6; iounmap(via); - + return 1; } #endif diff --git a/arch/powerpc/platforms/ps3/device-init.c b/arch/powerpc/platforms/ps3/device-init.c index dbc124e..ca71a12 100644 --- a/arch/powerpc/platforms/ps3/device-init.c +++ b/arch/powerpc/platforms/ps3/device-init.c @@ -518,6 +518,41 @@ fail_device_register: return result; } +static int __init ps3_register_ramdisk_device(void) +{ + int result; + struct layout { + struct ps3_system_bus_device dev; + } *p; + + pr_debug(" -> %s:%d\n", __func__, __LINE__); + + p = kzalloc(sizeof(struct layout), GFP_KERNEL); + + if (!p) + return -ENOMEM; + + p->dev.match_id = PS3_MATCH_ID_GPU; + p->dev.match_sub_id = PS3_MATCH_SUB_ID_GPU_RAMDISK; + p->dev.dev_type = PS3_DEVICE_TYPE_IOC0; + + result = ps3_system_bus_device_register(&p->dev); + + if (result) { + pr_debug("%s:%d ps3_system_bus_device_register failed\n", + __func__, __LINE__); + goto fail_device_register; + } + + pr_debug(" <- %s:%d\n", __func__, __LINE__); + return 0; + +fail_device_register: + kfree(p); + pr_debug(" <- %s:%d failed\n", __func__, __LINE__); + return result; +} + /** * ps3_setup_dynamic_device - Setup a dynamic device from the repository */ @@ -946,6 +981,8 @@ static int __init ps3_register_devices(void) ps3_register_lpm_devices(); + ps3_register_ramdisk_device(); + pr_debug(" <- %s:%d\n", __func__, __LINE__); return 0; } |
