diff options
| -rw-r--r-- | drivers/bcma/Kconfig | 9 | ||||
| -rw-r--r-- | drivers/bcma/Makefile | 1 | ||||
| -rw-r--r-- | drivers/bcma/driver_gmac_cmn.c | 14 | ||||
| -rw-r--r-- | drivers/bcma/main.c | 8 | ||||
| -rw-r--r-- | drivers/bcma/scan.c | 16 | ||||
| -rw-r--r-- | include/linux/bcma/bcma.h | 2 | ||||
| -rw-r--r-- | include/linux/bcma/bcma_driver_gmac_cmn.h | 100 |
7 files changed, 144 insertions, 6 deletions
diff --git a/drivers/bcma/Kconfig b/drivers/bcma/Kconfig index fb7c80fb721..9319cde8d75 100644 --- a/drivers/bcma/Kconfig +++ b/drivers/bcma/Kconfig @@ -46,6 +46,15 @@ config BCMA_DRIVER_MIPS If unsure, say N +config BCMA_DRIVER_GMAC_CMN + bool "BCMA Broadcom GBIT MAC COMMON core driver" + depends on BCMA + help + Driver for the Broadcom GBIT MAC COMMON core attached to Broadcom + specific Advanced Microcontroller Bus. + + If unsure, say N + config BCMA_DEBUG bool "BCMA debugging" depends on BCMA diff --git a/drivers/bcma/Makefile b/drivers/bcma/Makefile index 82de24e5340..d13803faf1d 100644 --- a/drivers/bcma/Makefile +++ b/drivers/bcma/Makefile @@ -3,6 +3,7 @@ bcma-y += driver_chipcommon.o driver_chipcommon_pmu.o bcma-y += driver_pci.o bcma-$(CONFIG_BCMA_DRIVER_PCI_HOSTMODE) += driver_pci_host.o bcma-$(CONFIG_BCMA_DRIVER_MIPS) += driver_mips.o +bcma-$(CONFIG_BCMA_DRIVER_GMAC_CMN) += driver_gmac_cmn.o bcma-$(CONFIG_BCMA_HOST_PCI) += host_pci.o bcma-$(CONFIG_BCMA_HOST_SOC) += host_soc.o obj-$(CONFIG_BCMA) += bcma.o diff --git a/drivers/bcma/driver_gmac_cmn.c b/drivers/bcma/driver_gmac_cmn.c new file mode 100644 index 00000000000..834225f65e8 --- /dev/null +++ b/drivers/bcma/driver_gmac_cmn.c @@ -0,0 +1,14 @@ +/* + * Broadcom specific AMBA + * GBIT MAC COMMON Core + * + * Licensed under the GNU/GPL. See COPYING for details. + */ + +#include "bcma_private.h" +#include <linux/bcma/bcma.h> + +void __devinit bcma_core_gmac_cmn_init(struct bcma_drv_gmac_cmn *gc) +{ + mutex_init(&gc->phy_mutex); +} diff --git a/drivers/bcma/main.c b/drivers/bcma/main.c index 151bddc57e1..758af9ccdef 100644 --- a/drivers/bcma/main.c +++ b/drivers/bcma/main.c @@ -103,6 +103,7 @@ static int bcma_register_cores(struct bcma_bus *bus) case BCMA_CORE_PCI: case BCMA_CORE_PCIE: case BCMA_CORE_MIPS_74K: + case BCMA_CORE_4706_MAC_GBIT_COMMON: continue; } @@ -185,6 +186,13 @@ int __devinit bcma_bus_register(struct bcma_bus *bus) bcma_core_pci_init(&bus->drv_pci); } + /* Init GBIT MAC COMMON core */ + core = bcma_find_core(bus, BCMA_CORE_4706_MAC_GBIT_COMMON); + if (core) { + bus->drv_gmac_cmn.core = core; + bcma_core_gmac_cmn_init(&bus->drv_gmac_cmn); + } + /* Try to get SPROM */ err = bcma_sprom_get(bus); if (err == -ENOENT) { diff --git a/drivers/bcma/scan.c b/drivers/bcma/scan.c index a0272bbfc4f..3bc3ec26fd0 100644 --- a/drivers/bcma/scan.c +++ b/drivers/bcma/scan.c @@ -21,6 +21,7 @@ struct bcma_device_id_name { }; static const struct bcma_device_id_name bcma_arm_device_names[] = { + { BCMA_CORE_4706_MAC_GBIT_COMMON, "BCM4706 GBit MAC Common" }, { BCMA_CORE_ARM_1176, "ARM 1176" }, { BCMA_CORE_ARM_7TDMI, "ARM 7TDMI" }, { BCMA_CORE_ARM_CM3, "ARM CM3" }, @@ -33,7 +34,6 @@ static const struct bcma_device_id_name bcma_bcm_device_names[] = { { BCMA_CORE_4706_MAC_GBIT, "BCM4706 GBit MAC" }, { BCMA_CORE_AMEMC, "AMEMC (DDR)" }, { BCMA_CORE_ALTA, "ALTA (I2S)" }, - { BCMA_CORE_4706_MAC_GBIT_COMMON, "BCM4706 GBit MAC Common" }, { BCMA_CORE_INVALID, "Invalid" }, { BCMA_CORE_CHIPCOMMON, "ChipCommon" }, { BCMA_CORE_ILINE20, "ILine 20" }, @@ -295,11 +295,15 @@ static int bcma_get_next_core(struct bcma_bus *bus, u32 __iomem **eromptr, /* check if component is a core at all */ if (wrappers[0] + wrappers[1] == 0) { - /* we could save addrl of the router - if (cid == BCMA_CORE_OOB_ROUTER) - */ - bcma_erom_skip_component(bus, eromptr); - return -ENXIO; + /* Some specific cores don't need wrappers */ + switch (core->id.id) { + case BCMA_CORE_4706_MAC_GBIT_COMMON: + /* Not used yet: case BCMA_CORE_OOB_ROUTER: */ + break; + default: + bcma_erom_skip_component(bus, eromptr); + return -ENXIO; + } } if (bcma_erom_is_bridge(bus, eromptr)) { diff --git a/include/linux/bcma/bcma.h b/include/linux/bcma/bcma.h index 03b2f30d2ac..1954a4e305a 100644 --- a/include/linux/bcma/bcma.h +++ b/include/linux/bcma/bcma.h @@ -7,6 +7,7 @@ #include <linux/bcma/bcma_driver_chipcommon.h> #include <linux/bcma/bcma_driver_pci.h> #include <linux/bcma/bcma_driver_mips.h> +#include <linux/bcma/bcma_driver_gmac_cmn.h> #include <linux/ssb/ssb.h> /* SPROM sharing */ #include "bcma_regs.h" @@ -252,6 +253,7 @@ struct bcma_bus { struct bcma_drv_cc drv_cc; struct bcma_drv_pci drv_pci; struct bcma_drv_mips drv_mips; + struct bcma_drv_gmac_cmn drv_gmac_cmn; /* We decided to share SPROM struct with SSB as long as we do not need * any hacks for BCMA. This simplifies drivers code. */ diff --git a/include/linux/bcma/bcma_driver_gmac_cmn.h b/include/linux/bcma/bcma_driver_gmac_cmn.h new file mode 100644 index 00000000000..def894b83b0 --- /dev/null +++ b/include/linux/bcma/bcma_driver_gmac_cmn.h @@ -0,0 +1,100 @@ +#ifndef LINUX_BCMA_DRIVER_GMAC_CMN_H_ +#define LINUX_BCMA_DRIVER_GMAC_CMN_H_ + +#include <linux/types.h> + +#define BCMA_GMAC_CMN_STAG0 0x000 +#define BCMA_GMAC_CMN_STAG1 0x004 +#define BCMA_GMAC_CMN_STAG2 0x008 +#define BCMA_GMAC_CMN_STAG3 0x00C +#define BCMA_GMAC_CMN_PARSER_CTL 0x020 +#define BCMA_GMAC_CMN_MIB_MAX_LEN 0x024 +#define BCMA_GMAC_CMN_PHY_ACCESS 0x100 +#define BCMA_GMAC_CMN_PA_DATA_MASK 0x0000ffff +#define BCMA_GMAC_CMN_PA_ADDR_MASK 0x001f0000 +#define BCMA_GMAC_CMN_PA_ADDR_SHIFT 16 +#define BCMA_GMAC_CMN_PA_REG_MASK 0x1f000000 +#define BCMA_GMAC_CMN_PA_REG_SHIFT 24 +#define BCMA_GMAC_CMN_PA_WRITE 0x20000000 +#define BCMA_GMAC_CMN_PA_START 0x40000000 +#define BCMA_GMAC_CMN_PHY_CTL 0x104 +#define BCMA_GMAC_CMN_PC_EPA_MASK 0x0000001f +#define BCMA_GMAC_CMN_PC_MCT_MASK 0x007f0000 +#define BCMA_GMAC_CMN_PC_MCT_SHIFT 16 +#define BCMA_GMAC_CMN_PC_MTE 0x00800000 +#define BCMA_GMAC_CMN_GMAC0_RGMII_CTL 0x110 +#define BCMA_GMAC_CMN_CFP_ACCESS 0x200 +#define BCMA_GMAC_CMN_CFP_TCAM_DATA0 0x210 +#define BCMA_GMAC_CMN_CFP_TCAM_DATA1 0x214 +#define BCMA_GMAC_CMN_CFP_TCAM_DATA2 0x218 +#define BCMA_GMAC_CMN_CFP_TCAM_DATA3 0x21C +#define BCMA_GMAC_CMN_CFP_TCAM_DATA4 0x220 +#define BCMA_GMAC_CMN_CFP_TCAM_DATA5 0x224 +#define BCMA_GMAC_CMN_CFP_TCAM_DATA6 0x228 +#define BCMA_GMAC_CMN_CFP_TCAM_DATA7 0x22C +#define BCMA_GMAC_CMN_CFP_TCAM_MASK0 0x230 +#define BCMA_GMAC_CMN_CFP_TCAM_MASK1 0x234 +#define BCMA_GMAC_CMN_CFP_TCAM_MASK2 0x238 +#define BCMA_GMAC_CMN_CFP_TCAM_MASK3 0x23C +#define BCMA_GMAC_CMN_CFP_TCAM_MASK4 0x240 +#define BCMA_GMAC_CMN_CFP_TCAM_MASK5 0x244 +#define BCMA_GMAC_CMN_CFP_TCAM_MASK6 0x248 +#define BCMA_GMAC_CMN_CFP_TCAM_MASK7 0x24C +#define BCMA_GMAC_CMN_CFP_ACTION_DATA 0x250 +#define BCMA_GMAC_CMN_TCAM_BIST_CTL 0x2A0 +#define BCMA_GMAC_CMN_TCAM_BIST_STATUS 0x2A4 +#define BCMA_GMAC_CMN_TCAM_CMP_STATUS 0x2A8 +#define BCMA_GMAC_CMN_TCAM_DISABLE 0x2AC +#define BCMA_GMAC_CMN_TCAM_TEST_CTL 0x2F0 +#define BCMA_GMAC_CMN_UDF_0_A3_A0 0x300 +#define BCMA_GMAC_CMN_UDF_0_A7_A4 0x304 +#define BCMA_GMAC_CMN_UDF_0_A8 0x308 +#define BCMA_GMAC_CMN_UDF_1_A3_A0 0x310 +#define BCMA_GMAC_CMN_UDF_1_A7_A4 0x314 +#define BCMA_GMAC_CMN_UDF_1_A8 0x318 +#define BCMA_GMAC_CMN_UDF_2_A3_A0 0x320 +#define BCMA_GMAC_CMN_UDF_2_A7_A4 0x324 +#define BCMA_GMAC_CMN_UDF_2_A8 0x328 +#define BCMA_GMAC_CMN_UDF_0_B3_B0 0x330 +#define BCMA_GMAC_CMN_UDF_0_B7_B4 0x334 +#define BCMA_GMAC_CMN_UDF_0_B8 0x338 +#define BCMA_GMAC_CMN_UDF_1_B3_B0 0x340 +#define BCMA_GMAC_CMN_UDF_1_B7_B4 0x344 +#define BCMA_GMAC_CMN_UDF_1_B8 0x348 +#define BCMA_GMAC_CMN_UDF_2_B3_B0 0x350 +#define BCMA_GMAC_CMN_UDF_2_B7_B4 0x354 +#define BCMA_GMAC_CMN_UDF_2_B8 0x358 +#define BCMA_GMAC_CMN_UDF_0_C3_C0 0x360 +#define BCMA_GMAC_CMN_UDF_0_C7_C4 0x364 +#define BCMA_GMAC_CMN_UDF_0_C8 0x368 +#define BCMA_GMAC_CMN_UDF_1_C3_C0 0x370 +#define BCMA_GMAC_CMN_UDF_1_C7_C4 0x374 +#define BCMA_GMAC_CMN_UDF_1_C8 0x378 +#define BCMA_GMAC_CMN_UDF_2_C3_C0 0x380 +#define BCMA_GMAC_CMN_UDF_2_C7_C4 0x384 +#define BCMA_GMAC_CMN_UDF_2_C8 0x388 +#define BCMA_GMAC_CMN_UDF_0_D3_D0 0x390 +#define BCMA_GMAC_CMN_UDF_0_D7_D4 0x394 +#define BCMA_GMAC_CMN_UDF_0_D11_D8 0x394 + +struct bcma_drv_gmac_cmn { + struct bcma_device *core; + + /* Drivers accessing BCMA_GMAC_CMN_PHY_ACCESS and + * BCMA_GMAC_CMN_PHY_CTL need to take that mutex first. */ + struct mutex phy_mutex; +}; + +/* Register access */ +#define gmac_cmn_read16(gc, offset) bcma_read16((gc)->core, offset) +#define gmac_cmn_read32(gc, offset) bcma_read32((gc)->core, offset) +#define gmac_cmn_write16(gc, offset, val) bcma_write16((gc)->core, offset, val) +#define gmac_cmn_write32(gc, offset, val) bcma_write32((gc)->core, offset, val) + +#ifdef CONFIG_BCMA_DRIVER_GMAC_CMN +extern void __devinit bcma_core_gmac_cmn_init(struct bcma_drv_gmac_cmn *gc); +#else +static inline void bcma_core_gmac_cmn_init(struct bcma_drv_gmac_cmn *gc) { } +#endif + +#endif /* LINUX_BCMA_DRIVER_GMAC_CMN_H_ */ |