21e0534ad7
This adds a mips driver to bcma. This is only found on embedded devices. For now the driver just initializes the irqs used on this system. Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> Acked-by: Ralf Baechle <ralf@linux-mips.org> Signed-off-by: John W. Linville <linville@tuxdriver.com>
278 lines
7.9 KiB
C
278 lines
7.9 KiB
C
#ifndef LINUX_BCMA_H_
|
|
#define LINUX_BCMA_H_
|
|
|
|
#include <linux/pci.h>
|
|
#include <linux/mod_devicetable.h>
|
|
|
|
#include <linux/bcma/bcma_driver_chipcommon.h>
|
|
#include <linux/bcma/bcma_driver_pci.h>
|
|
#include <linux/bcma/bcma_driver_mips.h>
|
|
#include <linux/ssb/ssb.h> /* SPROM sharing */
|
|
|
|
#include "bcma_regs.h"
|
|
|
|
struct bcma_device;
|
|
struct bcma_bus;
|
|
|
|
enum bcma_hosttype {
|
|
BCMA_HOSTTYPE_PCI,
|
|
BCMA_HOSTTYPE_SDIO,
|
|
BCMA_HOSTTYPE_SOC,
|
|
};
|
|
|
|
struct bcma_chipinfo {
|
|
u16 id;
|
|
u8 rev;
|
|
u8 pkg;
|
|
};
|
|
|
|
enum bcma_clkmode {
|
|
BCMA_CLKMODE_FAST,
|
|
BCMA_CLKMODE_DYNAMIC,
|
|
};
|
|
|
|
struct bcma_host_ops {
|
|
u8 (*read8)(struct bcma_device *core, u16 offset);
|
|
u16 (*read16)(struct bcma_device *core, u16 offset);
|
|
u32 (*read32)(struct bcma_device *core, u16 offset);
|
|
void (*write8)(struct bcma_device *core, u16 offset, u8 value);
|
|
void (*write16)(struct bcma_device *core, u16 offset, u16 value);
|
|
void (*write32)(struct bcma_device *core, u16 offset, u32 value);
|
|
#ifdef CONFIG_BCMA_BLOCKIO
|
|
void (*block_read)(struct bcma_device *core, void *buffer,
|
|
size_t count, u16 offset, u8 reg_width);
|
|
void (*block_write)(struct bcma_device *core, const void *buffer,
|
|
size_t count, u16 offset, u8 reg_width);
|
|
#endif
|
|
/* Agent ops */
|
|
u32 (*aread32)(struct bcma_device *core, u16 offset);
|
|
void (*awrite32)(struct bcma_device *core, u16 offset, u32 value);
|
|
};
|
|
|
|
/* Core manufacturers */
|
|
#define BCMA_MANUF_ARM 0x43B
|
|
#define BCMA_MANUF_MIPS 0x4A7
|
|
#define BCMA_MANUF_BCM 0x4BF
|
|
|
|
/* Core class values. */
|
|
#define BCMA_CL_SIM 0x0
|
|
#define BCMA_CL_EROM 0x1
|
|
#define BCMA_CL_CORESIGHT 0x9
|
|
#define BCMA_CL_VERIF 0xB
|
|
#define BCMA_CL_OPTIMO 0xD
|
|
#define BCMA_CL_GEN 0xE
|
|
#define BCMA_CL_PRIMECELL 0xF
|
|
|
|
/* Core-ID values. */
|
|
#define BCMA_CORE_OOB_ROUTER 0x367 /* Out of band */
|
|
#define BCMA_CORE_INVALID 0x700
|
|
#define BCMA_CORE_CHIPCOMMON 0x800
|
|
#define BCMA_CORE_ILINE20 0x801
|
|
#define BCMA_CORE_SRAM 0x802
|
|
#define BCMA_CORE_SDRAM 0x803
|
|
#define BCMA_CORE_PCI 0x804
|
|
#define BCMA_CORE_MIPS 0x805
|
|
#define BCMA_CORE_ETHERNET 0x806
|
|
#define BCMA_CORE_V90 0x807
|
|
#define BCMA_CORE_USB11_HOSTDEV 0x808
|
|
#define BCMA_CORE_ADSL 0x809
|
|
#define BCMA_CORE_ILINE100 0x80A
|
|
#define BCMA_CORE_IPSEC 0x80B
|
|
#define BCMA_CORE_UTOPIA 0x80C
|
|
#define BCMA_CORE_PCMCIA 0x80D
|
|
#define BCMA_CORE_INTERNAL_MEM 0x80E
|
|
#define BCMA_CORE_MEMC_SDRAM 0x80F
|
|
#define BCMA_CORE_OFDM 0x810
|
|
#define BCMA_CORE_EXTIF 0x811
|
|
#define BCMA_CORE_80211 0x812
|
|
#define BCMA_CORE_PHY_A 0x813
|
|
#define BCMA_CORE_PHY_B 0x814
|
|
#define BCMA_CORE_PHY_G 0x815
|
|
#define BCMA_CORE_MIPS_3302 0x816
|
|
#define BCMA_CORE_USB11_HOST 0x817
|
|
#define BCMA_CORE_USB11_DEV 0x818
|
|
#define BCMA_CORE_USB20_HOST 0x819
|
|
#define BCMA_CORE_USB20_DEV 0x81A
|
|
#define BCMA_CORE_SDIO_HOST 0x81B
|
|
#define BCMA_CORE_ROBOSWITCH 0x81C
|
|
#define BCMA_CORE_PARA_ATA 0x81D
|
|
#define BCMA_CORE_SATA_XORDMA 0x81E
|
|
#define BCMA_CORE_ETHERNET_GBIT 0x81F
|
|
#define BCMA_CORE_PCIE 0x820
|
|
#define BCMA_CORE_PHY_N 0x821
|
|
#define BCMA_CORE_SRAM_CTL 0x822
|
|
#define BCMA_CORE_MINI_MACPHY 0x823
|
|
#define BCMA_CORE_ARM_1176 0x824
|
|
#define BCMA_CORE_ARM_7TDMI 0x825
|
|
#define BCMA_CORE_PHY_LP 0x826
|
|
#define BCMA_CORE_PMU 0x827
|
|
#define BCMA_CORE_PHY_SSN 0x828
|
|
#define BCMA_CORE_SDIO_DEV 0x829
|
|
#define BCMA_CORE_ARM_CM3 0x82A
|
|
#define BCMA_CORE_PHY_HT 0x82B
|
|
#define BCMA_CORE_MIPS_74K 0x82C
|
|
#define BCMA_CORE_MAC_GBIT 0x82D
|
|
#define BCMA_CORE_DDR12_MEM_CTL 0x82E
|
|
#define BCMA_CORE_PCIE_RC 0x82F /* PCIe Root Complex */
|
|
#define BCMA_CORE_OCP_OCP_BRIDGE 0x830
|
|
#define BCMA_CORE_SHARED_COMMON 0x831
|
|
#define BCMA_CORE_OCP_AHB_BRIDGE 0x832
|
|
#define BCMA_CORE_SPI_HOST 0x833
|
|
#define BCMA_CORE_I2S 0x834
|
|
#define BCMA_CORE_SDR_DDR1_MEM_CTL 0x835 /* SDR/DDR1 memory controller core */
|
|
#define BCMA_CORE_SHIM 0x837 /* SHIM component in ubus/6362 */
|
|
#define BCMA_CORE_DEFAULT 0xFFF
|
|
|
|
#define BCMA_MAX_NR_CORES 16
|
|
|
|
struct bcma_device {
|
|
struct bcma_bus *bus;
|
|
struct bcma_device_id id;
|
|
|
|
struct device dev;
|
|
struct device *dma_dev;
|
|
|
|
unsigned int irq;
|
|
bool dev_registered;
|
|
|
|
u8 core_index;
|
|
|
|
u32 addr;
|
|
u32 wrap;
|
|
|
|
void __iomem *io_addr;
|
|
void __iomem *io_wrap;
|
|
|
|
void *drvdata;
|
|
struct list_head list;
|
|
};
|
|
|
|
static inline void *bcma_get_drvdata(struct bcma_device *core)
|
|
{
|
|
return core->drvdata;
|
|
}
|
|
static inline void bcma_set_drvdata(struct bcma_device *core, void *drvdata)
|
|
{
|
|
core->drvdata = drvdata;
|
|
}
|
|
|
|
struct bcma_driver {
|
|
const char *name;
|
|
const struct bcma_device_id *id_table;
|
|
|
|
int (*probe)(struct bcma_device *dev);
|
|
void (*remove)(struct bcma_device *dev);
|
|
int (*suspend)(struct bcma_device *dev, pm_message_t state);
|
|
int (*resume)(struct bcma_device *dev);
|
|
void (*shutdown)(struct bcma_device *dev);
|
|
|
|
struct device_driver drv;
|
|
};
|
|
extern
|
|
int __bcma_driver_register(struct bcma_driver *drv, struct module *owner);
|
|
static inline int bcma_driver_register(struct bcma_driver *drv)
|
|
{
|
|
return __bcma_driver_register(drv, THIS_MODULE);
|
|
}
|
|
extern void bcma_driver_unregister(struct bcma_driver *drv);
|
|
|
|
struct bcma_bus {
|
|
/* The MMIO area. */
|
|
void __iomem *mmio;
|
|
|
|
const struct bcma_host_ops *ops;
|
|
|
|
enum bcma_hosttype hosttype;
|
|
union {
|
|
/* Pointer to the PCI bus (only for BCMA_HOSTTYPE_PCI) */
|
|
struct pci_dev *host_pci;
|
|
/* Pointer to the SDIO device (only for BCMA_HOSTTYPE_SDIO) */
|
|
struct sdio_func *host_sdio;
|
|
};
|
|
|
|
struct bcma_chipinfo chipinfo;
|
|
|
|
struct bcma_device *mapped_core;
|
|
struct list_head cores;
|
|
u8 nr_cores;
|
|
u8 init_done:1;
|
|
|
|
struct bcma_drv_cc drv_cc;
|
|
struct bcma_drv_pci drv_pci;
|
|
struct bcma_drv_mips drv_mips;
|
|
|
|
/* We decided to share SPROM struct with SSB as long as we do not need
|
|
* any hacks for BCMA. This simplifies drivers code. */
|
|
struct ssb_sprom sprom;
|
|
};
|
|
|
|
extern inline u32 bcma_read8(struct bcma_device *core, u16 offset)
|
|
{
|
|
return core->bus->ops->read8(core, offset);
|
|
}
|
|
extern inline u32 bcma_read16(struct bcma_device *core, u16 offset)
|
|
{
|
|
return core->bus->ops->read16(core, offset);
|
|
}
|
|
extern inline u32 bcma_read32(struct bcma_device *core, u16 offset)
|
|
{
|
|
return core->bus->ops->read32(core, offset);
|
|
}
|
|
extern inline
|
|
void bcma_write8(struct bcma_device *core, u16 offset, u32 value)
|
|
{
|
|
core->bus->ops->write8(core, offset, value);
|
|
}
|
|
extern inline
|
|
void bcma_write16(struct bcma_device *core, u16 offset, u32 value)
|
|
{
|
|
core->bus->ops->write16(core, offset, value);
|
|
}
|
|
extern inline
|
|
void bcma_write32(struct bcma_device *core, u16 offset, u32 value)
|
|
{
|
|
core->bus->ops->write32(core, offset, value);
|
|
}
|
|
#ifdef CONFIG_BCMA_BLOCKIO
|
|
extern inline void bcma_block_read(struct bcma_device *core, void *buffer,
|
|
size_t count, u16 offset, u8 reg_width)
|
|
{
|
|
core->bus->ops->block_read(core, buffer, count, offset, reg_width);
|
|
}
|
|
extern inline void bcma_block_write(struct bcma_device *core, const void *buffer,
|
|
size_t count, u16 offset, u8 reg_width)
|
|
{
|
|
core->bus->ops->block_write(core, buffer, count, offset, reg_width);
|
|
}
|
|
#endif
|
|
extern inline u32 bcma_aread32(struct bcma_device *core, u16 offset)
|
|
{
|
|
return core->bus->ops->aread32(core, offset);
|
|
}
|
|
extern inline
|
|
void bcma_awrite32(struct bcma_device *core, u16 offset, u32 value)
|
|
{
|
|
core->bus->ops->awrite32(core, offset, value);
|
|
}
|
|
|
|
#define bcma_mask32(cc, offset, mask) \
|
|
bcma_write32(cc, offset, bcma_read32(cc, offset) & (mask))
|
|
#define bcma_set32(cc, offset, set) \
|
|
bcma_write32(cc, offset, bcma_read32(cc, offset) | (set))
|
|
#define bcma_maskset32(cc, offset, mask, set) \
|
|
bcma_write32(cc, offset, (bcma_read32(cc, offset) & (mask)) | (set))
|
|
|
|
extern bool bcma_core_is_enabled(struct bcma_device *core);
|
|
extern void bcma_core_disable(struct bcma_device *core, u32 flags);
|
|
extern int bcma_core_enable(struct bcma_device *core, u32 flags);
|
|
extern void bcma_core_set_clockmode(struct bcma_device *core,
|
|
enum bcma_clkmode clkmode);
|
|
extern void bcma_core_pll_ctl(struct bcma_device *core, u32 req, u32 status,
|
|
bool on);
|
|
#define BCMA_DMA_TRANSLATION_MASK 0xC0000000
|
|
#define BCMA_DMA_TRANSLATION_NONE 0x00000000
|
|
#define BCMA_DMA_TRANSLATION_DMA32_CMT 0x40000000 /* Client Mode Translation for 32-bit DMA */
|
|
#define BCMA_DMA_TRANSLATION_DMA64_CMT 0x80000000 /* Client Mode Translation for 64-bit DMA */
|
|
extern u32 bcma_core_dma_translation(struct bcma_device *core);
|
|
|
|
#endif /* LINUX_BCMA_H_ */
|