ASR_BASE
Change-Id: Icf3719cc0afe3eeb3edc7fa80a2eb5199ca9dda1
diff --git a/marvell/linux/arch/powerpc/include/asm/machdep.h b/marvell/linux/arch/powerpc/include/asm/machdep.h
new file mode 100644
index 0000000..f71c361
--- /dev/null
+++ b/marvell/linux/arch/powerpc/include/asm/machdep.h
@@ -0,0 +1,303 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+#ifndef _ASM_POWERPC_MACHDEP_H
+#define _ASM_POWERPC_MACHDEP_H
+#ifdef __KERNEL__
+
+#include <linux/seq_file.h>
+#include <linux/init.h>
+#include <linux/dma-mapping.h>
+#include <linux/export.h>
+
+#include <asm/setup.h>
+
+/* We export this macro for external modules like Alsa to know if
+ * ppc_md.feature_call is implemented or not
+ */
+#define CONFIG_PPC_HAS_FEATURE_CALLS
+
+struct pt_regs;
+struct pci_bus;
+struct device_node;
+struct iommu_table;
+struct rtc_time;
+struct file;
+struct pci_controller;
+struct kimage;
+struct pci_host_bridge;
+
+struct machdep_calls {
+ char *name;
+#ifdef CONFIG_PPC64
+#ifdef CONFIG_PM
+ void (*iommu_save)(void);
+ void (*iommu_restore)(void);
+#endif
+#ifdef CONFIG_MEMORY_HOTPLUG_SPARSE
+ unsigned long (*memory_block_size)(void);
+#endif
+#endif /* CONFIG_PPC64 */
+
+ void (*dma_set_mask)(struct device *dev, u64 dma_mask);
+
+ int (*probe)(void);
+ void (*setup_arch)(void); /* Optional, may be NULL */
+ /* Optional, may be NULL. */
+ void (*show_cpuinfo)(struct seq_file *m);
+ void (*show_percpuinfo)(struct seq_file *m, int i);
+ /* Returns the current operating frequency of "cpu" in Hz */
+ unsigned long (*get_proc_freq)(unsigned int cpu);
+
+ void (*init_IRQ)(void);
+
+ /* Return an irq, or 0 to indicate there are none pending. */
+ unsigned int (*get_irq)(void);
+
+ /* PCI stuff */
+ /* Called after allocating resources */
+ void (*pcibios_fixup)(void);
+ void (*pci_irq_fixup)(struct pci_dev *dev);
+ int (*pcibios_root_bridge_prepare)(struct pci_host_bridge
+ *bridge);
+
+ /* finds all the pci_controllers present at boot */
+ void (*discover_phbs)(void);
+
+ /* To setup PHBs when using automatic OF platform driver for PCI */
+ int (*pci_setup_phb)(struct pci_controller *host);
+
+ void __noreturn (*restart)(char *cmd);
+ void __noreturn (*halt)(void);
+ void (*panic)(char *str);
+ void (*cpu_die)(void);
+
+ long (*time_init)(void); /* Optional, may be NULL */
+
+ int (*set_rtc_time)(struct rtc_time *);
+ void (*get_rtc_time)(struct rtc_time *);
+ time64_t (*get_boot_time)(void);
+ unsigned char (*rtc_read_val)(int addr);
+ void (*rtc_write_val)(int addr, unsigned char val);
+
+ void (*calibrate_decr)(void);
+
+ void (*progress)(char *, unsigned short);
+
+ /* Interface for platform error logging */
+ void (*log_error)(char *buf, unsigned int err_type, int fatal);
+
+ unsigned char (*nvram_read_val)(int addr);
+ void (*nvram_write_val)(int addr, unsigned char val);
+ ssize_t (*nvram_write)(char *buf, size_t count, loff_t *index);
+ ssize_t (*nvram_read)(char *buf, size_t count, loff_t *index);
+ ssize_t (*nvram_size)(void);
+ void (*nvram_sync)(void);
+
+ /* Exception handlers */
+ int (*system_reset_exception)(struct pt_regs *regs);
+ int (*machine_check_exception)(struct pt_regs *regs);
+ int (*handle_hmi_exception)(struct pt_regs *regs);
+
+ /* Early exception handlers called in realmode */
+ int (*hmi_exception_early)(struct pt_regs *regs);
+ long (*machine_check_early)(struct pt_regs *regs);
+
+ /* Called during machine check exception to retrive fixup address. */
+ bool (*mce_check_early_recovery)(struct pt_regs *regs);
+
+ /* Motherboard/chipset features. This is a kind of general purpose
+ * hook used to control some machine specific features (like reset
+ * lines, chip power control, etc...).
+ */
+ long (*feature_call)(unsigned int feature, ...);
+
+ /* Get legacy PCI/IDE interrupt mapping */
+ int (*pci_get_legacy_ide_irq)(struct pci_dev *dev, int channel);
+
+ /* Get access protection for /dev/mem */
+ pgprot_t (*phys_mem_access_prot)(struct file *file,
+ unsigned long pfn,
+ unsigned long size,
+ pgprot_t vma_prot);
+
+ /*
+ * Function for waiting for work with reduced power in idle loop;
+ * called with interrupts disabled.
+ */
+ void (*power_save)(void);
+
+ /* Function to enable performance monitor counters for this
+ platform, called once per cpu. */
+ void (*enable_pmcs)(void);
+
+ /* Set DABR for this platform, leave empty for default implementation */
+ int (*set_dabr)(unsigned long dabr,
+ unsigned long dabrx);
+
+ /* Set DAWR for this platform, leave empty for default implementation */
+ int (*set_dawr)(unsigned long dawr,
+ unsigned long dawrx);
+
+#ifdef CONFIG_PPC32 /* XXX for now */
+ /* A general init function, called by ppc_init in init/main.c.
+ May be NULL. */
+ void (*init)(void);
+
+ void (*kgdb_map_scc)(void);
+
+ /*
+ * optional PCI "hooks"
+ */
+ /* Called at then very end of pcibios_init() */
+ void (*pcibios_after_init)(void);
+
+#endif /* CONFIG_PPC32 */
+
+ /* Called in indirect_* to avoid touching devices */
+ int (*pci_exclude_device)(struct pci_controller *, unsigned char, unsigned char);
+
+ /* Called after PPC generic resource fixup to perform
+ machine specific fixups */
+ void (*pcibios_fixup_resources)(struct pci_dev *);
+
+ /* Called for each PCI bus in the system when it's probed */
+ void (*pcibios_fixup_bus)(struct pci_bus *);
+
+ /* Called after scan and before resource survey */
+ void (*pcibios_fixup_phb)(struct pci_controller *hose);
+
+ /*
+ * Called after device has been added to bus and
+ * before sysfs has been created.
+ */
+ void (*pcibios_bus_add_device)(struct pci_dev *pdev);
+
+ resource_size_t (*pcibios_default_alignment)(void);
+
+#ifdef CONFIG_PCI_IOV
+ void (*pcibios_fixup_sriov)(struct pci_dev *pdev);
+ resource_size_t (*pcibios_iov_resource_alignment)(struct pci_dev *, int resno);
+ int (*pcibios_sriov_enable)(struct pci_dev *pdev, u16 num_vfs);
+ int (*pcibios_sriov_disable)(struct pci_dev *pdev);
+#endif /* CONFIG_PCI_IOV */
+
+ /* Called to shutdown machine specific hardware not already controlled
+ * by other drivers.
+ */
+ void (*machine_shutdown)(void);
+
+#ifdef CONFIG_KEXEC_CORE
+ void (*kexec_cpu_down)(int crash_shutdown, int secondary);
+
+ /* Called to do what every setup is needed on image and the
+ * reboot code buffer. Returns 0 on success.
+ * Provide your own (maybe dummy) implementation if your platform
+ * claims to support kexec.
+ */
+ int (*machine_kexec_prepare)(struct kimage *image);
+
+ /* Called to perform the _real_ kexec.
+ * Do NOT allocate memory or fail here. We are past the point of
+ * no return.
+ */
+ void (*machine_kexec)(struct kimage *image);
+#endif /* CONFIG_KEXEC_CORE */
+
+#ifdef CONFIG_SUSPEND
+ /* These are called to disable and enable, respectively, IRQs when
+ * entering a suspend state. If NULL, then the generic versions
+ * will be called. The generic versions disable/enable the
+ * decrementer along with interrupts.
+ */
+ void (*suspend_disable_irqs)(void);
+ void (*suspend_enable_irqs)(void);
+#endif
+ int (*suspend_disable_cpu)(void);
+
+#ifdef CONFIG_ARCH_CPU_PROBE_RELEASE
+ ssize_t (*cpu_probe)(const char *, size_t);
+ ssize_t (*cpu_release)(const char *, size_t);
+#endif
+
+#ifdef CONFIG_ARCH_RANDOM
+ int (*get_random_seed)(unsigned long *v);
+#endif
+};
+
+extern void e500_idle(void);
+extern void power4_idle(void);
+extern void power7_idle(void);
+extern void power9_idle(void);
+extern void ppc6xx_idle(void);
+extern void book3e_idle(void);
+
+/*
+ * ppc_md contains a copy of the machine description structure for the
+ * current platform. machine_id contains the initial address where the
+ * description was found during boot.
+ */
+extern struct machdep_calls ppc_md;
+extern struct machdep_calls *machine_id;
+
+#define __machine_desc __attribute__ ((__section__ (".machine.desc")))
+
+#define define_machine(name) \
+ extern struct machdep_calls mach_##name; \
+ EXPORT_SYMBOL(mach_##name); \
+ struct machdep_calls mach_##name __machine_desc =
+
+#define machine_is(name) \
+ ({ \
+ extern struct machdep_calls mach_##name \
+ __attribute__((weak)); \
+ machine_id == &mach_##name; \
+ })
+
+extern void probe_machine(void);
+
+#ifdef CONFIG_PPC_PMAC
+/*
+ * Power macintoshes have either a CUDA, PMU or SMU controlling
+ * system reset, power, NVRAM, RTC.
+ */
+typedef enum sys_ctrler_kind {
+ SYS_CTRLER_UNKNOWN = 0,
+ SYS_CTRLER_CUDA = 1,
+ SYS_CTRLER_PMU = 2,
+ SYS_CTRLER_SMU = 3,
+} sys_ctrler_t;
+extern sys_ctrler_t sys_ctrler;
+
+#endif /* CONFIG_PPC_PMAC */
+
+static inline void log_error(char *buf, unsigned int err_type, int fatal)
+{
+ if (ppc_md.log_error)
+ ppc_md.log_error(buf, err_type, fatal);
+}
+
+#define __define_machine_initcall(mach, fn, id) \
+ static int __init __machine_initcall_##mach##_##fn(void) { \
+ if (machine_is(mach)) return fn(); \
+ return 0; \
+ } \
+ __define_initcall(__machine_initcall_##mach##_##fn, id);
+
+#define machine_early_initcall(mach, fn) __define_machine_initcall(mach, fn, early)
+#define machine_core_initcall(mach, fn) __define_machine_initcall(mach, fn, 1)
+#define machine_core_initcall_sync(mach, fn) __define_machine_initcall(mach, fn, 1s)
+#define machine_postcore_initcall(mach, fn) __define_machine_initcall(mach, fn, 2)
+#define machine_postcore_initcall_sync(mach, fn) __define_machine_initcall(mach, fn, 2s)
+#define machine_arch_initcall(mach, fn) __define_machine_initcall(mach, fn, 3)
+#define machine_arch_initcall_sync(mach, fn) __define_machine_initcall(mach, fn, 3s)
+#define machine_subsys_initcall(mach, fn) __define_machine_initcall(mach, fn, 4)
+#define machine_subsys_initcall_sync(mach, fn) __define_machine_initcall(mach, fn, 4s)
+#define machine_fs_initcall(mach, fn) __define_machine_initcall(mach, fn, 5)
+#define machine_fs_initcall_sync(mach, fn) __define_machine_initcall(mach, fn, 5s)
+#define machine_rootfs_initcall(mach, fn) __define_machine_initcall(mach, fn, rootfs)
+#define machine_device_initcall(mach, fn) __define_machine_initcall(mach, fn, 6)
+#define machine_device_initcall_sync(mach, fn) __define_machine_initcall(mach, fn, 6s)
+#define machine_late_initcall(mach, fn) __define_machine_initcall(mach, fn, 7)
+#define machine_late_initcall_sync(mach, fn) __define_machine_initcall(mach, fn, 7s)
+
+#endif /* __KERNEL__ */
+#endif /* _ASM_POWERPC_MACHDEP_H */