308 lines
8.7 KiB
C
308 lines
8.7 KiB
C
#ifndef LINUX_BCMA_H_
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#define LINUX_BCMA_H_
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#include <linux/pci.h>
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#include <linux/mod_devicetable.h>
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#include <linux/bcma/bcma_driver_chipcommon.h>
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#include <linux/bcma/bcma_driver_pci.h>
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#include <linux/bcma/bcma_driver_mips.h>
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#include <linux/ssb/ssb.h> /* SPROM sharing */
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#include "bcma_regs.h"
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struct bcma_device;
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struct bcma_bus;
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enum bcma_hosttype {
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BCMA_HOSTTYPE_PCI,
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BCMA_HOSTTYPE_SDIO,
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BCMA_HOSTTYPE_SOC,
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};
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struct bcma_chipinfo {
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u16 id;
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u8 rev;
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u8 pkg;
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};
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enum bcma_clkmode {
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BCMA_CLKMODE_FAST,
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BCMA_CLKMODE_DYNAMIC,
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};
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struct bcma_host_ops {
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u8 (*read8)(struct bcma_device *core, u16 offset);
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u16 (*read16)(struct bcma_device *core, u16 offset);
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u32 (*read32)(struct bcma_device *core, u16 offset);
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void (*write8)(struct bcma_device *core, u16 offset, u8 value);
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void (*write16)(struct bcma_device *core, u16 offset, u16 value);
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void (*write32)(struct bcma_device *core, u16 offset, u32 value);
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#ifdef CONFIG_BCMA_BLOCKIO
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void (*block_read)(struct bcma_device *core, void *buffer,
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size_t count, u16 offset, u8 reg_width);
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void (*block_write)(struct bcma_device *core, const void *buffer,
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size_t count, u16 offset, u8 reg_width);
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#endif
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/* Agent ops */
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u32 (*aread32)(struct bcma_device *core, u16 offset);
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void (*awrite32)(struct bcma_device *core, u16 offset, u32 value);
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};
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/* Core manufacturers */
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#define BCMA_MANUF_ARM 0x43B
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#define BCMA_MANUF_MIPS 0x4A7
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#define BCMA_MANUF_BCM 0x4BF
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/* Core class values. */
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#define BCMA_CL_SIM 0x0
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#define BCMA_CL_EROM 0x1
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#define BCMA_CL_CORESIGHT 0x9
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#define BCMA_CL_VERIF 0xB
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#define BCMA_CL_OPTIMO 0xD
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#define BCMA_CL_GEN 0xE
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#define BCMA_CL_PRIMECELL 0xF
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/* Core-ID values. */
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#define BCMA_CORE_OOB_ROUTER 0x367 /* Out of band */
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#define BCMA_CORE_INVALID 0x700
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#define BCMA_CORE_CHIPCOMMON 0x800
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#define BCMA_CORE_ILINE20 0x801
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#define BCMA_CORE_SRAM 0x802
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#define BCMA_CORE_SDRAM 0x803
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#define BCMA_CORE_PCI 0x804
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#define BCMA_CORE_MIPS 0x805
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#define BCMA_CORE_ETHERNET 0x806
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#define BCMA_CORE_V90 0x807
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#define BCMA_CORE_USB11_HOSTDEV 0x808
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#define BCMA_CORE_ADSL 0x809
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#define BCMA_CORE_ILINE100 0x80A
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#define BCMA_CORE_IPSEC 0x80B
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#define BCMA_CORE_UTOPIA 0x80C
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#define BCMA_CORE_PCMCIA 0x80D
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#define BCMA_CORE_INTERNAL_MEM 0x80E
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#define BCMA_CORE_MEMC_SDRAM 0x80F
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#define BCMA_CORE_OFDM 0x810
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#define BCMA_CORE_EXTIF 0x811
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#define BCMA_CORE_80211 0x812
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#define BCMA_CORE_PHY_A 0x813
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#define BCMA_CORE_PHY_B 0x814
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#define BCMA_CORE_PHY_G 0x815
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#define BCMA_CORE_MIPS_3302 0x816
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#define BCMA_CORE_USB11_HOST 0x817
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#define BCMA_CORE_USB11_DEV 0x818
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#define BCMA_CORE_USB20_HOST 0x819
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#define BCMA_CORE_USB20_DEV 0x81A
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#define BCMA_CORE_SDIO_HOST 0x81B
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#define BCMA_CORE_ROBOSWITCH 0x81C
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#define BCMA_CORE_PARA_ATA 0x81D
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#define BCMA_CORE_SATA_XORDMA 0x81E
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#define BCMA_CORE_ETHERNET_GBIT 0x81F
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#define BCMA_CORE_PCIE 0x820
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#define BCMA_CORE_PHY_N 0x821
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#define BCMA_CORE_SRAM_CTL 0x822
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#define BCMA_CORE_MINI_MACPHY 0x823
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#define BCMA_CORE_ARM_1176 0x824
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#define BCMA_CORE_ARM_7TDMI 0x825
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#define BCMA_CORE_PHY_LP 0x826
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#define BCMA_CORE_PMU 0x827
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#define BCMA_CORE_PHY_SSN 0x828
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#define BCMA_CORE_SDIO_DEV 0x829
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#define BCMA_CORE_ARM_CM3 0x82A
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#define BCMA_CORE_PHY_HT 0x82B
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#define BCMA_CORE_MIPS_74K 0x82C
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#define BCMA_CORE_MAC_GBIT 0x82D
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#define BCMA_CORE_DDR12_MEM_CTL 0x82E
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#define BCMA_CORE_PCIE_RC 0x82F /* PCIe Root Complex */
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#define BCMA_CORE_OCP_OCP_BRIDGE 0x830
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#define BCMA_CORE_SHARED_COMMON 0x831
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#define BCMA_CORE_OCP_AHB_BRIDGE 0x832
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#define BCMA_CORE_SPI_HOST 0x833
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#define BCMA_CORE_I2S 0x834
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#define BCMA_CORE_SDR_DDR1_MEM_CTL 0x835 /* SDR/DDR1 memory controller core */
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#define BCMA_CORE_SHIM 0x837 /* SHIM component in ubus/6362 */
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#define BCMA_CORE_DEFAULT 0xFFF
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#define BCMA_MAX_NR_CORES 16
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struct bcma_device {
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struct bcma_bus *bus;
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struct bcma_device_id id;
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struct device dev;
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struct device *dma_dev;
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unsigned int irq;
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bool dev_registered;
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u8 core_index;
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u8 core_unit;
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u32 addr;
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u32 wrap;
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void __iomem *io_addr;
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void __iomem *io_wrap;
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void *drvdata;
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struct list_head list;
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};
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static inline void *bcma_get_drvdata(struct bcma_device *core)
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{
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return core->drvdata;
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}
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static inline void bcma_set_drvdata(struct bcma_device *core, void *drvdata)
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{
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core->drvdata = drvdata;
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}
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struct bcma_driver {
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const char *name;
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const struct bcma_device_id *id_table;
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int (*probe)(struct bcma_device *dev);
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void (*remove)(struct bcma_device *dev);
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int (*suspend)(struct bcma_device *dev);
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int (*resume)(struct bcma_device *dev);
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void (*shutdown)(struct bcma_device *dev);
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struct device_driver drv;
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};
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extern
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int __bcma_driver_register(struct bcma_driver *drv, struct module *owner);
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#define bcma_driver_register(drv) \
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__bcma_driver_register(drv, THIS_MODULE)
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extern void bcma_driver_unregister(struct bcma_driver *drv);
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/* Set a fallback SPROM.
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* See kdoc at the function definition for complete documentation. */
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extern int bcma_arch_register_fallback_sprom(
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int (*sprom_callback)(struct bcma_bus *bus,
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struct ssb_sprom *out));
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struct bcma_bus {
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/* The MMIO area. */
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void __iomem *mmio;
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const struct bcma_host_ops *ops;
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enum bcma_hosttype hosttype;
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union {
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/* Pointer to the PCI bus (only for BCMA_HOSTTYPE_PCI) */
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struct pci_dev *host_pci;
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/* Pointer to the SDIO device (only for BCMA_HOSTTYPE_SDIO) */
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struct sdio_func *host_sdio;
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};
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struct bcma_chipinfo chipinfo;
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struct bcma_device *mapped_core;
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struct list_head cores;
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u8 nr_cores;
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u8 init_done:1;
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u8 num;
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struct bcma_drv_cc drv_cc;
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struct bcma_drv_pci drv_pci;
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struct bcma_drv_mips drv_mips;
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/* We decided to share SPROM struct with SSB as long as we do not need
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* any hacks for BCMA. This simplifies drivers code. */
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struct ssb_sprom sprom;
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};
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static inline u32 bcma_read8(struct bcma_device *core, u16 offset)
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{
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return core->bus->ops->read8(core, offset);
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}
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static inline u32 bcma_read16(struct bcma_device *core, u16 offset)
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{
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return core->bus->ops->read16(core, offset);
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}
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static inline u32 bcma_read32(struct bcma_device *core, u16 offset)
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{
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return core->bus->ops->read32(core, offset);
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}
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static inline
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void bcma_write8(struct bcma_device *core, u16 offset, u32 value)
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{
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core->bus->ops->write8(core, offset, value);
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}
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static inline
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void bcma_write16(struct bcma_device *core, u16 offset, u32 value)
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{
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core->bus->ops->write16(core, offset, value);
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}
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static inline
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void bcma_write32(struct bcma_device *core, u16 offset, u32 value)
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{
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core->bus->ops->write32(core, offset, value);
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}
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#ifdef CONFIG_BCMA_BLOCKIO
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static inline void bcma_block_read(struct bcma_device *core, void *buffer,
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size_t count, u16 offset, u8 reg_width)
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{
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core->bus->ops->block_read(core, buffer, count, offset, reg_width);
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}
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static inline void bcma_block_write(struct bcma_device *core,
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const void *buffer, size_t count,
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u16 offset, u8 reg_width)
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{
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core->bus->ops->block_write(core, buffer, count, offset, reg_width);
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}
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#endif
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static inline u32 bcma_aread32(struct bcma_device *core, u16 offset)
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{
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return core->bus->ops->aread32(core, offset);
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}
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static inline
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void bcma_awrite32(struct bcma_device *core, u16 offset, u32 value)
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{
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core->bus->ops->awrite32(core, offset, value);
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}
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static inline void bcma_mask32(struct bcma_device *cc, u16 offset, u32 mask)
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{
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bcma_write32(cc, offset, bcma_read32(cc, offset) & mask);
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}
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static inline void bcma_set32(struct bcma_device *cc, u16 offset, u32 set)
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{
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bcma_write32(cc, offset, bcma_read32(cc, offset) | set);
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}
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static inline void bcma_maskset32(struct bcma_device *cc,
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u16 offset, u32 mask, u32 set)
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{
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bcma_write32(cc, offset, (bcma_read32(cc, offset) & mask) | set);
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}
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static inline void bcma_mask16(struct bcma_device *cc, u16 offset, u16 mask)
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{
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bcma_write16(cc, offset, bcma_read16(cc, offset) & mask);
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}
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static inline void bcma_set16(struct bcma_device *cc, u16 offset, u16 set)
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{
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bcma_write16(cc, offset, bcma_read16(cc, offset) | set);
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}
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static inline void bcma_maskset16(struct bcma_device *cc,
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u16 offset, u16 mask, u16 set)
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{
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bcma_write16(cc, offset, (bcma_read16(cc, offset) & mask) | set);
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}
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extern struct bcma_device *bcma_find_core(struct bcma_bus *bus, u16 coreid);
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extern bool bcma_core_is_enabled(struct bcma_device *core);
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extern void bcma_core_disable(struct bcma_device *core, u32 flags);
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extern int bcma_core_enable(struct bcma_device *core, u32 flags);
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extern void bcma_core_set_clockmode(struct bcma_device *core,
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enum bcma_clkmode clkmode);
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extern void bcma_core_pll_ctl(struct bcma_device *core, u32 req, u32 status,
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bool on);
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#define BCMA_DMA_TRANSLATION_MASK 0xC0000000
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#define BCMA_DMA_TRANSLATION_NONE 0x00000000
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#define BCMA_DMA_TRANSLATION_DMA32_CMT 0x40000000 /* Client Mode Translation for 32-bit DMA */
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#define BCMA_DMA_TRANSLATION_DMA64_CMT 0x80000000 /* Client Mode Translation for 64-bit DMA */
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extern u32 bcma_core_dma_translation(struct bcma_device *core);
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#endif /* LINUX_BCMA_H_ */
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