--- a/drivers/bcma/Kconfig +++ b/drivers/bcma/Kconfig @@ -65,6 +65,14 @@ config BCMA_DRIVER_GMAC_CMN If unsure, say N +config BCMA_DRIVER_GPIO + bool "BCMA GPIO driver" + depends on BCMA && GPIOLIB + help + Driver to provide access to the GPIO pins of the bcma bus. + + If unsure, say N + config BCMA_DEBUG bool "BCMA debugging" depends on BCMA --- a/drivers/bcma/Makefile +++ b/drivers/bcma/Makefile @@ -6,6 +6,7 @@ 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_DRIVER_GPIO) += driver_gpio.o bcma-$(CONFIG_BCMA_HOST_PCI) += host_pci.o bcma-$(CONFIG_BCMA_HOST_SOC) += host_soc.o obj-$(CONFIG_BCMA) += bcma.o --- a/drivers/bcma/bcma_private.h +++ b/drivers/bcma/bcma_private.h @@ -31,6 +31,8 @@ int __init bcma_bus_early_register(struc int bcma_bus_suspend(struct bcma_bus *bus); int bcma_bus_resume(struct bcma_bus *bus); #endif +struct bcma_device *bcma_find_core_unit(struct bcma_bus *bus, u16 coreid, + u8 unit); /* scan.c */ int bcma_bus_scan(struct bcma_bus *bus); @@ -48,8 +50,8 @@ void bcma_chipco_serial_init(struct bcma #endif /* CONFIG_BCMA_DRIVER_MIPS */ /* driver_chipcommon_pmu.c */ -u32 bcma_pmu_alp_clock(struct bcma_drv_cc *cc); -u32 bcma_pmu_get_clockcpu(struct bcma_drv_cc *cc); +u32 bcma_pmu_get_alp_clock(struct bcma_drv_cc *cc); +u32 bcma_pmu_get_cpu_clock(struct bcma_drv_cc *cc); #ifdef CONFIG_BCMA_SFLASH /* driver_chipcommon_sflash.c */ @@ -84,9 +86,21 @@ extern void __exit bcma_host_pci_exit(vo /* driver_pci.c */ u32 bcma_pcie_read(struct bcma_drv_pci *pc, u32 address); +extern int bcma_chipco_watchdog_register(struct bcma_drv_cc *cc); + #ifdef CONFIG_BCMA_DRIVER_PCI_HOSTMODE bool __devinit bcma_core_pci_is_in_hostmode(struct bcma_drv_pci *pc); void __devinit bcma_core_pci_hostmode_init(struct bcma_drv_pci *pc); #endif /* CONFIG_BCMA_DRIVER_PCI_HOSTMODE */ +#ifdef CONFIG_BCMA_DRIVER_GPIO +/* driver_gpio.c */ +int bcma_gpio_init(struct bcma_drv_cc *cc); +#else +static inline int bcma_gpio_init(struct bcma_drv_cc *cc) +{ + return -ENOTSUPP; +} +#endif /* CONFIG_BCMA_DRIVER_GPIO */ + #endif --- a/drivers/bcma/driver_chipcommon.c +++ b/drivers/bcma/driver_chipcommon.c @@ -4,12 +4,15 @@ * * Copyright 2005, Broadcom Corporation * Copyright 2006, 2007, Michael Buesch + * Copyright 2012, Hauke Mehrtens * * Licensed under the GNU/GPL. See COPYING for details. */ #include "bcma_private.h" +#include #include +#include #include static inline u32 bcma_cc_write32_masked(struct bcma_drv_cc *cc, u16 offset, @@ -22,20 +25,120 @@ static inline u32 bcma_cc_write32_masked return value; } -void bcma_core_chipcommon_init(struct bcma_drv_cc *cc) +u32 bcma_chipco_get_alp_clock(struct bcma_drv_cc *cc) { - u32 leddc_on = 10; - u32 leddc_off = 90; + if (cc->capabilities & BCMA_CC_CAP_PMU) + return bcma_pmu_get_alp_clock(cc); - if (cc->setup_done) + return 20000000; +} +EXPORT_SYMBOL_GPL(bcma_chipco_get_alp_clock); + +static u32 bcma_chipco_watchdog_get_max_timer(struct bcma_drv_cc *cc) +{ + struct bcma_bus *bus = cc->core->bus; + u32 nb; + + if (cc->capabilities & BCMA_CC_CAP_PMU) { + if (bus->chipinfo.id == BCMA_CHIP_ID_BCM4706) + nb = 32; + else if (cc->core->id.rev < 26) + nb = 16; + else + nb = (cc->core->id.rev >= 37) ? 32 : 24; + } else { + nb = 28; + } + if (nb == 32) + return 0xffffffff; + else + return (1 << nb) - 1; +} + +static u32 bcma_chipco_watchdog_timer_set_wdt(struct bcm47xx_wdt *wdt, + u32 ticks) +{ + struct bcma_drv_cc *cc = bcm47xx_wdt_get_drvdata(wdt); + + return bcma_chipco_watchdog_timer_set(cc, ticks); +} + +static u32 bcma_chipco_watchdog_timer_set_ms_wdt(struct bcm47xx_wdt *wdt, + u32 ms) +{ + struct bcma_drv_cc *cc = bcm47xx_wdt_get_drvdata(wdt); + u32 ticks; + + ticks = bcma_chipco_watchdog_timer_set(cc, cc->ticks_per_ms * ms); + return ticks / cc->ticks_per_ms; +} + +static int bcma_chipco_watchdog_ticks_per_ms(struct bcma_drv_cc *cc) +{ + struct bcma_bus *bus = cc->core->bus; + + if (cc->capabilities & BCMA_CC_CAP_PMU) { + if (bus->chipinfo.id == BCMA_CHIP_ID_BCM4706) + /* 4706 CC and PMU watchdogs are clocked at 1/4 of ALP clock */ + return bcma_chipco_get_alp_clock(cc) / 4000; + else + /* based on 32KHz ILP clock */ + return 32; + } else { + return bcma_chipco_get_alp_clock(cc) / 1000; + } +} + +int bcma_chipco_watchdog_register(struct bcma_drv_cc *cc) +{ + struct bcm47xx_wdt wdt = {}; + struct platform_device *pdev; + + wdt.driver_data = cc; + wdt.timer_set = bcma_chipco_watchdog_timer_set_wdt; + wdt.timer_set_ms = bcma_chipco_watchdog_timer_set_ms_wdt; + wdt.max_timer_ms = bcma_chipco_watchdog_get_max_timer(cc) / cc->ticks_per_ms; + + pdev = platform_device_register_data(NULL, "bcm47xx-wdt", + cc->core->bus->num, &wdt, + sizeof(wdt)); + if (IS_ERR(pdev)) + return PTR_ERR(pdev); + + cc->watchdog = pdev; + + return 0; +} + +void bcma_core_chipcommon_early_init(struct bcma_drv_cc *cc) +{ + if (cc->early_setup_done) return; + spin_lock_init(&cc->gpio_lock); + if (cc->core->id.rev >= 11) cc->status = bcma_cc_read32(cc, BCMA_CC_CHIPSTAT); cc->capabilities = bcma_cc_read32(cc, BCMA_CC_CAP); if (cc->core->id.rev >= 35) cc->capabilities_ext = bcma_cc_read32(cc, BCMA_CC_CAP_EXT); + if (cc->capabilities & BCMA_CC_CAP_PMU) + bcma_pmu_early_init(cc); + + cc->early_setup_done = true; +} + +void bcma_core_chipcommon_init(struct bcma_drv_cc *cc) +{ + u32 leddc_on = 10; + u32 leddc_off = 90; + + if (cc->setup_done) + return; + + bcma_core_chipcommon_early_init(cc); + if (cc->core->id.rev >= 20) { bcma_cc_write32(cc, BCMA_CC_GPIOPULLUP, 0); bcma_cc_write32(cc, BCMA_CC_GPIOPULLDOWN, 0); @@ -56,15 +159,33 @@ void bcma_core_chipcommon_init(struct bc ((leddc_on << BCMA_CC_GPIOTIMER_ONTIME_SHIFT) | (leddc_off << BCMA_CC_GPIOTIMER_OFFTIME_SHIFT))); } + cc->ticks_per_ms = bcma_chipco_watchdog_ticks_per_ms(cc); cc->setup_done = true; } /* Set chip watchdog reset timer to fire in 'ticks' backplane cycles */ -void bcma_chipco_watchdog_timer_set(struct bcma_drv_cc *cc, u32 ticks) +u32 bcma_chipco_watchdog_timer_set(struct bcma_drv_cc *cc, u32 ticks) { - /* instant NMI */ - bcma_cc_write32(cc, BCMA_CC_WATCHDOG, ticks); + u32 maxt; + enum bcma_clkmode clkmode; + + maxt = bcma_chipco_watchdog_get_max_timer(cc); + if (cc->capabilities & BCMA_CC_CAP_PMU) { + if (ticks == 1) + ticks = 2; + else if (ticks > maxt) + ticks = maxt; + bcma_cc_write32(cc, BCMA_CC_PMU_WATCHDOG, ticks); + } else { + clkmode = ticks ? BCMA_CLKMODE_FAST : BCMA_CLKMODE_DYNAMIC; + bcma_core_set_clockmode(cc->core, clkmode); + if (ticks > maxt) + ticks = maxt; + /* instant NMI */ + bcma_cc_write32(cc, BCMA_CC_WATCHDOG, ticks); + } + return ticks; } void bcma_chipco_irq_mask(struct bcma_drv_cc *cc, u32 mask, u32 value) @@ -84,28 +205,99 @@ u32 bcma_chipco_gpio_in(struct bcma_drv_ u32 bcma_chipco_gpio_out(struct bcma_drv_cc *cc, u32 mask, u32 value) { - return bcma_cc_write32_masked(cc, BCMA_CC_GPIOOUT, mask, value); + unsigned long flags; + u32 res; + + spin_lock_irqsave(&cc->gpio_lock, flags); + res = bcma_cc_write32_masked(cc, BCMA_CC_GPIOOUT, mask, value); + spin_unlock_irqrestore(&cc->gpio_lock, flags); + + return res; } +EXPORT_SYMBOL_GPL(bcma_chipco_gpio_out); u32 bcma_chipco_gpio_outen(struct bcma_drv_cc *cc, u32 mask, u32 value) { - return bcma_cc_write32_masked(cc, BCMA_CC_GPIOOUTEN, mask, value); + unsigned long flags; + u32 res; + + spin_lock_irqsave(&cc->gpio_lock, flags); + res = bcma_cc_write32_masked(cc, BCMA_CC_GPIOOUTEN, mask, value); + spin_unlock_irqrestore(&cc->gpio_lock, flags); + + return res; } +EXPORT_SYMBOL_GPL(bcma_chipco_gpio_outen); +/* + * If the bit is set to 0, chipcommon controlls this GPIO, + * if the bit is set to 1, it is used by some part of the chip and not our code. + */ u32 bcma_chipco_gpio_control(struct bcma_drv_cc *cc, u32 mask, u32 value) { - return bcma_cc_write32_masked(cc, BCMA_CC_GPIOCTL, mask, value); + unsigned long flags; + u32 res; + + spin_lock_irqsave(&cc->gpio_lock, flags); + res = bcma_cc_write32_masked(cc, BCMA_CC_GPIOCTL, mask, value); + spin_unlock_irqrestore(&cc->gpio_lock, flags); + + return res; } EXPORT_SYMBOL_GPL(bcma_chipco_gpio_control); u32 bcma_chipco_gpio_intmask(struct bcma_drv_cc *cc, u32 mask, u32 value) { - return bcma_cc_write32_masked(cc, BCMA_CC_GPIOIRQ, mask, value); + unsigned long flags; + u32 res; + + spin_lock_irqsave(&cc->gpio_lock, flags); + res = bcma_cc_write32_masked(cc, BCMA_CC_GPIOIRQ, mask, value); + spin_unlock_irqrestore(&cc->gpio_lock, flags); + + return res; } u32 bcma_chipco_gpio_polarity(struct bcma_drv_cc *cc, u32 mask, u32 value) { - return bcma_cc_write32_masked(cc, BCMA_CC_GPIOPOL, mask, value); + unsigned long flags; + u32 res; + + spin_lock_irqsave(&cc->gpio_lock, flags); + res = bcma_cc_write32_masked(cc, BCMA_CC_GPIOPOL, mask, value); + spin_unlock_irqrestore(&cc->gpio_lock, flags); + + return res; +} + +u32 bcma_chipco_gpio_pullup(struct bcma_drv_cc *cc, u32 mask, u32 value) +{ + unsigned long flags; + u32 res; + + if (cc->core->id.rev < 20) + return 0; + + spin_lock_irqsave(&cc->gpio_lock, flags); + res = bcma_cc_write32_masked(cc, BCMA_CC_GPIOPULLUP, mask, value); + spin_unlock_irqrestore(&cc->gpio_lock, flags); + + return res; +} + +u32 bcma_chipco_gpio_pulldown(struct bcma_drv_cc *cc, u32 mask, u32 value) +{ + unsigned long flags; + u32 res; + + if (cc->core->id.rev < 20) + return 0; + + spin_lock_irqsave(&cc->gpio_lock, flags); + res = bcma_cc_write32_masked(cc, BCMA_CC_GPIOPULLDOWN, mask, value); + spin_unlock_irqrestore(&cc->gpio_lock, flags); + + return res; } #ifdef CONFIG_BCMA_DRIVER_MIPS @@ -118,8 +310,7 @@ void bcma_chipco_serial_init(struct bcma struct bcma_serial_port *ports = cc->serial_ports; if (ccrev >= 11 && ccrev != 15) { - /* Fixed ALP clock */ - baud_base = bcma_pmu_alp_clock(cc); + baud_base = bcma_chipco_get_alp_clock(cc); if (ccrev >= 21) { /* Turn off UART clock before switching clocksource. */ bcma_cc_write32(cc, BCMA_CC_CORECTL, --- a/drivers/bcma/driver_chipcommon_nflash.c +++ b/drivers/bcma/driver_chipcommon_nflash.c @@ -32,6 +32,9 @@ int bcma_nflash_init(struct bcma_drv_cc } cc->nflash.present = true; + if (cc->core->id.rev == 38 && + (cc->status & BCMA_CC_CHIPST_5357_NAND_BOOT)) + cc->nflash.boot = true; /* Prepare platform device, but don't register it yet. It's too early, * malloc (required by device_private_init) is not available yet. */ --- a/drivers/bcma/driver_chipcommon_pmu.c +++ b/drivers/bcma/driver_chipcommon_pmu.c @@ -13,12 +13,13 @@ #include #include -static u32 bcma_chipco_pll_read(struct bcma_drv_cc *cc, u32 offset) +u32 bcma_chipco_pll_read(struct bcma_drv_cc *cc, u32 offset) { bcma_cc_write32(cc, BCMA_CC_PLLCTL_ADDR, offset); bcma_cc_read32(cc, BCMA_CC_PLLCTL_ADDR); return bcma_cc_read32(cc, BCMA_CC_PLLCTL_DATA); } +EXPORT_SYMBOL_GPL(bcma_chipco_pll_read); void bcma_chipco_pll_write(struct bcma_drv_cc *cc, u32 offset, u32 value) { @@ -144,7 +145,7 @@ static void bcma_pmu_workarounds(struct } } -void bcma_pmu_init(struct bcma_drv_cc *cc) +void bcma_pmu_early_init(struct bcma_drv_cc *cc) { u32 pmucap; @@ -153,7 +154,10 @@ void bcma_pmu_init(struct bcma_drv_cc *c bcma_debug(cc->core->bus, "Found rev %u PMU (capabilities 0x%08X)\n", cc->pmu.rev, pmucap); +} +void bcma_pmu_init(struct bcma_drv_cc *cc) +{ if (cc->pmu.rev == 1) bcma_cc_mask32(cc, BCMA_CC_PMU_CTL, ~BCMA_CC_PMU_CTL_NOILPONW); @@ -165,24 +169,40 @@ void bcma_pmu_init(struct bcma_drv_cc *c bcma_pmu_workarounds(cc); } -u32 bcma_pmu_alp_clock(struct bcma_drv_cc *cc) +u32 bcma_pmu_get_alp_clock(struct bcma_drv_cc *cc) { struct bcma_bus *bus = cc->core->bus; switch (bus->chipinfo.id) { + case BCMA_CHIP_ID_BCM4313: + case BCMA_CHIP_ID_BCM43224: + case BCMA_CHIP_ID_BCM43225: + case BCMA_CHIP_ID_BCM43227: + case BCMA_CHIP_ID_BCM43228: + case BCMA_CHIP_ID_BCM4331: + case BCMA_CHIP_ID_BCM43421: + case BCMA_CHIP_ID_BCM43428: + case BCMA_CHIP_ID_BCM43431: case BCMA_CHIP_ID_BCM4716: - case BCMA_CHIP_ID_BCM4748: case BCMA_CHIP_ID_BCM47162: - case BCMA_CHIP_ID_BCM4313: - case BCMA_CHIP_ID_BCM5357: + case BCMA_CHIP_ID_BCM4748: case BCMA_CHIP_ID_BCM4749: + case BCMA_CHIP_ID_BCM5357: case BCMA_CHIP_ID_BCM53572: + case BCMA_CHIP_ID_BCM6362: /* always 20Mhz */ return 20000 * 1000; - case BCMA_CHIP_ID_BCM5356: case BCMA_CHIP_ID_BCM4706: + case BCMA_CHIP_ID_BCM5356: /* always 25Mhz */ return 25000 * 1000; + case BCMA_CHIP_ID_BCM43460: + case BCMA_CHIP_ID_BCM4352: + case BCMA_CHIP_ID_BCM4360: + if (cc->status & BCMA_CC_CHIPST_4360_XTAL_40MZ) + return 40000 * 1000; + else + return 20000 * 1000; default: bcma_warn(bus, "No ALP clock specified for %04X device, pmu rev. %d, using default %d Hz\n", bus->chipinfo.id, cc->pmu.rev, BCMA_CC_PMU_ALP_CLOCK); @@ -193,7 +213,7 @@ u32 bcma_pmu_alp_clock(struct bcma_drv_c /* Find the output of the "m" pll divider given pll controls that start with * pllreg "pll0" i.e. 12 for main 6 for phy, 0 for misc. */ -static u32 bcma_pmu_clock(struct bcma_drv_cc *cc, u32 pll0, u32 m) +static u32 bcma_pmu_pll_clock(struct bcma_drv_cc *cc, u32 pll0, u32 m) { u32 tmp, div, ndiv, p1, p2, fc; struct bcma_bus *bus = cc->core->bus; @@ -222,14 +242,14 @@ static u32 bcma_pmu_clock(struct bcma_dr ndiv = (tmp & BCMA_CC_PPL_NDIV_MASK) >> BCMA_CC_PPL_NDIV_SHIFT; /* Do calculation in Mhz */ - fc = bcma_pmu_alp_clock(cc) / 1000000; + fc = bcma_pmu_get_alp_clock(cc) / 1000000; fc = (p1 * ndiv * fc) / p2; /* Return clock in Hertz */ return (fc / div) * 1000000; } -static u32 bcma_pmu_clock_bcm4706(struct bcma_drv_cc *cc, u32 pll0, u32 m) +static u32 bcma_pmu_pll_clock_bcm4706(struct bcma_drv_cc *cc, u32 pll0, u32 m) { u32 tmp, ndiv, p1div, p2div; u32 clock; @@ -260,7 +280,7 @@ static u32 bcma_pmu_clock_bcm4706(struct } /* query bus clock frequency for PMU-enabled chipcommon */ -static u32 bcma_pmu_get_clockcontrol(struct bcma_drv_cc *cc) +static u32 bcma_pmu_get_bus_clock(struct bcma_drv_cc *cc) { struct bcma_bus *bus = cc->core->bus; @@ -268,40 +288,42 @@ static u32 bcma_pmu_get_clockcontrol(str case BCMA_CHIP_ID_BCM4716: case BCMA_CHIP_ID_BCM4748: case BCMA_CHIP_ID_BCM47162: - return bcma_pmu_clock(cc, BCMA_CC_PMU4716_MAINPLL_PLL0, - BCMA_CC_PMU5_MAINPLL_SSB); + return bcma_pmu_pll_clock(cc, BCMA_CC_PMU4716_MAINPLL_PLL0, + BCMA_CC_PMU5_MAINPLL_SSB); case BCMA_CHIP_ID_BCM5356: - return bcma_pmu_clock(cc, BCMA_CC_PMU5356_MAINPLL_PLL0, - BCMA_CC_PMU5_MAINPLL_SSB); + return bcma_pmu_pll_clock(cc, BCMA_CC_PMU5356_MAINPLL_PLL0, + BCMA_CC_PMU5_MAINPLL_SSB); case BCMA_CHIP_ID_BCM5357: case BCMA_CHIP_ID_BCM4749: - return bcma_pmu_clock(cc, BCMA_CC_PMU5357_MAINPLL_PLL0, - BCMA_CC_PMU5_MAINPLL_SSB); + return bcma_pmu_pll_clock(cc, BCMA_CC_PMU5357_MAINPLL_PLL0, + BCMA_CC_PMU5_MAINPLL_SSB); case BCMA_CHIP_ID_BCM4706: - return bcma_pmu_clock_bcm4706(cc, BCMA_CC_PMU4706_MAINPLL_PLL0, - BCMA_CC_PMU5_MAINPLL_SSB); + return bcma_pmu_pll_clock_bcm4706(cc, + BCMA_CC_PMU4706_MAINPLL_PLL0, + BCMA_CC_PMU5_MAINPLL_SSB); case BCMA_CHIP_ID_BCM53572: return 75000000; default: - bcma_warn(bus, "No backplane clock specified for %04X device, pmu rev. %d, using default %d Hz\n", + bcma_warn(bus, "No bus clock specified for %04X device, pmu rev. %d, using default %d Hz\n", bus->chipinfo.id, cc->pmu.rev, BCMA_CC_PMU_HT_CLOCK); } return BCMA_CC_PMU_HT_CLOCK; } /* query cpu clock frequency for PMU-enabled chipcommon */ -u32 bcma_pmu_get_clockcpu(struct bcma_drv_cc *cc) +u32 bcma_pmu_get_cpu_clock(struct bcma_drv_cc *cc) { struct bcma_bus *bus = cc->core->bus; if (bus->chipinfo.id == BCMA_CHIP_ID_BCM53572) return 300000000; + /* New PMUs can have different clock for bus and CPU */ if (cc->pmu.rev >= 5) { u32 pll; switch (bus->chipinfo.id) { case BCMA_CHIP_ID_BCM4706: - return bcma_pmu_clock_bcm4706(cc, + return bcma_pmu_pll_clock_bcm4706(cc, BCMA_CC_PMU4706_MAINPLL_PLL0, BCMA_CC_PMU5_MAINPLL_CPU); case BCMA_CHIP_ID_BCM5356: @@ -316,10 +338,11 @@ u32 bcma_pmu_get_clockcpu(struct bcma_dr break; } - return bcma_pmu_clock(cc, pll, BCMA_CC_PMU5_MAINPLL_CPU); + return bcma_pmu_pll_clock(cc, pll, BCMA_CC_PMU5_MAINPLL_CPU); } - return bcma_pmu_get_clockcontrol(cc); + /* On old PMUs CPU has the same clock as the bus */ + return bcma_pmu_get_bus_clock(cc); } static void bcma_pmu_spuravoid_pll_write(struct bcma_drv_cc *cc, u32 offset, @@ -365,7 +388,7 @@ void bcma_pmu_spuravoid_pllupdate(struct tmp |= (bcm5357_bcm43236_ndiv[spuravoid]) << BCMA_CC_PMU1_PLL0_PC2_NDIV_INT_SHIFT; bcma_cc_write32(cc, BCMA_CC_PLLCTL_DATA, tmp); - tmp = 1 << 10; + tmp = BCMA_CC_PMU_CTL_PLL_UPD; break; case BCMA_CHIP_ID_BCM4331: @@ -386,7 +409,7 @@ void bcma_pmu_spuravoid_pllupdate(struct bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL2, 0x03000a08); } - tmp = 1 << 10; + tmp = BCMA_CC_PMU_CTL_PLL_UPD; break; case BCMA_CHIP_ID_BCM43224: @@ -419,7 +442,7 @@ void bcma_pmu_spuravoid_pllupdate(struct bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL5, 0x88888815); } - tmp = 1 << 10; + tmp = BCMA_CC_PMU_CTL_PLL_UPD; break; case BCMA_CHIP_ID_BCM4716: @@ -453,7 +476,7 @@ void bcma_pmu_spuravoid_pllupdate(struct 0x88888815); } - tmp = 3 << 9; + tmp = BCMA_CC_PMU_CTL_PLL_UPD | BCMA_CC_PMU_CTL_NOILPONW; break; case BCMA_CHIP_ID_BCM43227: @@ -489,7 +512,7 @@ void bcma_pmu_spuravoid_pllupdate(struct bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL5, 0x88888815); } - tmp = 1 << 10; + tmp = BCMA_CC_PMU_CTL_PLL_UPD; break; default: bcma_err(bus, "Unknown spuravoidance settings for chip 0x%04X, not changing PLL\n", --- a/drivers/bcma/driver_chipcommon_sflash.c +++ b/drivers/bcma/driver_chipcommon_sflash.c @@ -12,7 +12,7 @@ static struct resource bcma_sflash_resource = { .name = "bcma_sflash", - .start = BCMA_SFLASH, + .start = BCMA_SOC_FLASH2, .end = 0, .flags = IORESOURCE_MEM | IORESOURCE_READONLY, }; @@ -31,15 +31,42 @@ struct bcma_sflash_tbl_e { }; static struct bcma_sflash_tbl_e bcma_sflash_st_tbl[] = { - { "", 0x14, 0x10000, 32, }, + { "M25P20", 0x11, 0x10000, 4, }, + { "M25P40", 0x12, 0x10000, 8, }, + + { "M25P16", 0x14, 0x10000, 32, }, + { "M25P32", 0x15, 0x10000, 64, }, + { "M25P64", 0x16, 0x10000, 128, }, + { "M25FL128", 0x17, 0x10000, 256, }, { 0 }, }; static struct bcma_sflash_tbl_e bcma_sflash_sst_tbl[] = { + { "SST25WF512", 1, 0x1000, 16, }, + { "SST25VF512", 0x48, 0x1000, 16, }, + { "SST25WF010", 2, 0x1000, 32, }, + { "SST25VF010", 0x49, 0x1000, 32, }, + { "SST25WF020", 3, 0x1000, 64, }, + { "SST25VF020", 0x43, 0x1000, 64, }, + { "SST25WF040", 4, 0x1000, 128, }, + { "SST25VF040", 0x44, 0x1000, 128, }, + { "SST25VF040B", 0x8d, 0x1000, 128, }, + { "SST25WF080", 5, 0x1000, 256, }, + { "SST25VF080B", 0x8e, 0x1000, 256, }, + { "SST25VF016", 0x41, 0x1000, 512, }, + { "SST25VF032", 0x4a, 0x1000, 1024, }, + { "SST25VF064", 0x4b, 0x1000, 2048, }, { 0 }, }; static struct bcma_sflash_tbl_e bcma_sflash_at_tbl[] = { + { "AT45DB011", 0xc, 256, 512, }, + { "AT45DB021", 0x14, 256, 1024, }, + { "AT45DB041", 0x1c, 256, 2048, }, + { "AT45DB081", 0x24, 256, 4096, }, + { "AT45DB161", 0x2c, 512, 4096, }, + { "AT45DB321", 0x34, 512, 8192, }, + { "AT45DB642", 0x3c, 1024, 8192, }, { 0 }, }; @@ -84,6 +111,8 @@ int bcma_sflash_init(struct bcma_drv_cc break; } break; + case 0x13: + return -ENOTSUPP; default: for (e = bcma_sflash_st_tbl; e->name; e++) { if (e->id == id) @@ -116,7 +145,7 @@ int bcma_sflash_init(struct bcma_drv_cc return -ENOTSUPP; } - sflash->window = BCMA_SFLASH; + sflash->window = BCMA_SOC_FLASH2; sflash->blocksize = e->blocksize; sflash->numblocks = e->numblocks; sflash->size = sflash->blocksize * sflash->numblocks; --- /dev/null +++ b/drivers/bcma/driver_gpio.c @@ -0,0 +1,98 @@ +/* + * Broadcom specific AMBA + * GPIO driver + * + * Copyright 2011, Broadcom Corporation + * Copyright 2012, Hauke Mehrtens + * + * Licensed under the GNU/GPL. See COPYING for details. + */ + +#include +#include +#include + +#include "bcma_private.h" + +static inline struct bcma_drv_cc *bcma_gpio_get_cc(struct gpio_chip *chip) +{ + return container_of(chip, struct bcma_drv_cc, gpio); +} + +static int bcma_gpio_get_value(struct gpio_chip *chip, unsigned gpio) +{ + struct bcma_drv_cc *cc = bcma_gpio_get_cc(chip); + + return !!bcma_chipco_gpio_in(cc, 1 << gpio); +} + +static void bcma_gpio_set_value(struct gpio_chip *chip, unsigned gpio, + int value) +{ + struct bcma_drv_cc *cc = bcma_gpio_get_cc(chip); + + bcma_chipco_gpio_out(cc, 1 << gpio, value ? 1 << gpio : 0); +} + +static int bcma_gpio_direction_input(struct gpio_chip *chip, unsigned gpio) +{ + struct bcma_drv_cc *cc = bcma_gpio_get_cc(chip); + + bcma_chipco_gpio_outen(cc, 1 << gpio, 0); + return 0; +} + +static int bcma_gpio_direction_output(struct gpio_chip *chip, unsigned gpio, + int value) +{ + struct bcma_drv_cc *cc = bcma_gpio_get_cc(chip); + + bcma_chipco_gpio_outen(cc, 1 << gpio, 1 << gpio); + bcma_chipco_gpio_out(cc, 1 << gpio, value ? 1 << gpio : 0); + return 0; +} + +static int bcma_gpio_request(struct gpio_chip *chip, unsigned gpio) +{ + struct bcma_drv_cc *cc = bcma_gpio_get_cc(chip); + + bcma_chipco_gpio_control(cc, 1 << gpio, 0); + /* clear pulldown */ + bcma_chipco_gpio_pulldown(cc, 1 << gpio, 0); + /* Set pullup */ + bcma_chipco_gpio_pullup(cc, 1 << gpio, 1 << gpio); + + return 0; +} + +static void bcma_gpio_free(struct gpio_chip *chip, unsigned gpio) +{ + struct bcma_drv_cc *cc = bcma_gpio_get_cc(chip); + + /* clear pullup */ + bcma_chipco_gpio_pullup(cc, 1 << gpio, 0); +} + +int bcma_gpio_init(struct bcma_drv_cc *cc) +{ + struct gpio_chip *chip = &cc->gpio; + + chip->label = "bcma_gpio"; + chip->owner = THIS_MODULE; + chip->request = bcma_gpio_request; + chip->free = bcma_gpio_free; + chip->get = bcma_gpio_get_value; + chip->set = bcma_gpio_set_value; + chip->direction_input = bcma_gpio_direction_input; + chip->direction_output = bcma_gpio_direction_output; + chip->ngpio = 16; + /* There is just one SoC in one device and its GPIO addresses should be + * deterministic to address them more easily. The other buses could get + * a random base number. */ + if (cc->core->bus->hosttype == BCMA_HOSTTYPE_SOC) + chip->base = 0; + else + chip->base = -1; + + return gpiochip_add(chip); +} --- a/drivers/bcma/driver_mips.c +++ b/drivers/bcma/driver_mips.c @@ -74,11 +74,16 @@ static u32 bcma_core_mips_irqflag(struct return dev->core_index; flag = bcma_aread32(dev, BCMA_MIPS_OOBSELOUTA30); - return flag & 0x1F; + if (flag) + return flag & 0x1F; + else + return 0x3f; } /* Get the MIPS IRQ assignment for a specified device. * If unassigned, 0 is returned. + * If disabled, 5 is returned. + * If not supported, 6 is returned. */ unsigned int bcma_core_mips_irq(struct bcma_device *dev) { @@ -87,13 +92,15 @@ unsigned int bcma_core_mips_irq(struct b unsigned int irq; irqflag = bcma_core_mips_irqflag(dev); + if (irqflag == 0x3f) + return 6; - for (irq = 1; irq <= 4; irq++) + for (irq = 0; irq <= 4; irq++) if (bcma_read32(mdev, BCMA_MIPS_MIPS74K_INTMASK(irq)) & (1 << irqflag)) return irq; - return 0; + return 5; } EXPORT_SYMBOL(bcma_core_mips_irq); @@ -114,7 +121,7 @@ static void bcma_core_mips_set_irq(struc bcma_write32(mdev, BCMA_MIPS_MIPS74K_INTMASK(0), bcma_read32(mdev, BCMA_MIPS_MIPS74K_INTMASK(0)) & ~(1 << irqflag)); - else + else if (oldirq != 5) bcma_write32(mdev, BCMA_MIPS_MIPS74K_INTMASK(oldirq), 0); /* assign the new one */ @@ -123,9 +130,9 @@ static void bcma_core_mips_set_irq(struc bcma_read32(mdev, BCMA_MIPS_MIPS74K_INTMASK(0)) | (1 << irqflag)); } else { - u32 oldirqflag = bcma_read32(mdev, - BCMA_MIPS_MIPS74K_INTMASK(irq)); - if (oldirqflag) { + u32 irqinitmask = bcma_read32(mdev, + BCMA_MIPS_MIPS74K_INTMASK(irq)); + if (irqinitmask) { struct bcma_device *core; /* backplane irq line is in use, find out who uses @@ -133,7 +140,7 @@ static void bcma_core_mips_set_irq(struc */ list_for_each_entry(core, &bus->cores, list) { if ((1 << bcma_core_mips_irqflag(core)) == - oldirqflag) { + irqinitmask) { bcma_core_mips_set_irq(core, 0); break; } @@ -143,15 +150,31 @@ static void bcma_core_mips_set_irq(struc 1 << irqflag); } - bcma_info(bus, "set_irq: core 0x%04x, irq %d => %d\n", - dev->id.id, oldirq + 2, irq + 2); + bcma_debug(bus, "set_irq: core 0x%04x, irq %d => %d\n", + dev->id.id, oldirq <= 4 ? oldirq + 2 : 0, irq + 2); +} + +static void bcma_core_mips_set_irq_name(struct bcma_bus *bus, unsigned int irq, + u16 coreid, u8 unit) +{ + struct bcma_device *core; + + core = bcma_find_core_unit(bus, coreid, unit); + if (!core) { + bcma_warn(bus, + "Can not find core (id: 0x%x, unit %i) for IRQ configuration.\n", + coreid, unit); + return; + } + + bcma_core_mips_set_irq(core, irq); } static void bcma_core_mips_print_irq(struct bcma_device *dev, unsigned int irq) { int i; static const char *irq_name[] = {"2(S)", "3", "4", "5", "6", "D", "I"}; - printk(KERN_INFO KBUILD_MODNAME ": core 0x%04x, irq :", dev->id.id); + printk(KERN_DEBUG KBUILD_MODNAME ": core 0x%04x, irq :", dev->id.id); for (i = 0; i <= 6; i++) printk(" %s%s", irq_name[i], i == irq ? "*" : " "); printk("\n"); @@ -171,7 +194,7 @@ u32 bcma_cpu_clock(struct bcma_drv_mips struct bcma_bus *bus = mcore->core->bus; if (bus->drv_cc.capabilities & BCMA_CC_CAP_PMU) - return bcma_pmu_get_clockcpu(&bus->drv_cc); + return bcma_pmu_get_cpu_clock(&bus->drv_cc); bcma_err(bus, "No PMU available, need this to get the cpu clock\n"); return 0; @@ -181,85 +204,109 @@ EXPORT_SYMBOL(bcma_cpu_clock); static void bcma_core_mips_flash_detect(struct bcma_drv_mips *mcore) { struct bcma_bus *bus = mcore->core->bus; + struct bcma_drv_cc *cc = &bus->drv_cc; - switch (bus->drv_cc.capabilities & BCMA_CC_CAP_FLASHT) { + switch (cc->capabilities & BCMA_CC_CAP_FLASHT) { case BCMA_CC_FLASHT_STSER: case BCMA_CC_FLASHT_ATSER: bcma_debug(bus, "Found serial flash\n"); - bcma_sflash_init(&bus->drv_cc); + bcma_sflash_init(cc); break; case BCMA_CC_FLASHT_PARA: bcma_debug(bus, "Found parallel flash\n"); - bus->drv_cc.pflash.window = 0x1c000000; - bus->drv_cc.pflash.window_size = 0x02000000; + cc->pflash.present = true; + cc->pflash.window = BCMA_SOC_FLASH2; + cc->pflash.window_size = BCMA_SOC_FLASH2_SZ; - if ((bcma_read32(bus->drv_cc.core, BCMA_CC_FLASH_CFG) & + if ((bcma_read32(cc->core, BCMA_CC_FLASH_CFG) & BCMA_CC_FLASH_CFG_DS) == 0) - bus->drv_cc.pflash.buswidth = 1; + cc->pflash.buswidth = 1; else - bus->drv_cc.pflash.buswidth = 2; + cc->pflash.buswidth = 2; break; default: bcma_err(bus, "Flash type not supported\n"); } - if (bus->drv_cc.core->id.rev == 38 || + if (cc->core->id.rev == 38 || bus->chipinfo.id == BCMA_CHIP_ID_BCM4706) { - if (bus->drv_cc.capabilities & BCMA_CC_CAP_NFLASH) { + if (cc->capabilities & BCMA_CC_CAP_NFLASH) { bcma_debug(bus, "Found NAND flash\n"); - bcma_nflash_init(&bus->drv_cc); + bcma_nflash_init(cc); } } } +void bcma_core_mips_early_init(struct bcma_drv_mips *mcore) +{ + struct bcma_bus *bus = mcore->core->bus; + + if (mcore->early_setup_done) + return; + + bcma_chipco_serial_init(&bus->drv_cc); + bcma_core_mips_flash_detect(mcore); + + mcore->early_setup_done = true; +} + void bcma_core_mips_init(struct bcma_drv_mips *mcore) { struct bcma_bus *bus; struct bcma_device *core; bus = mcore->core->bus; - bcma_info(bus, "Initializing MIPS core...\n"); + if (mcore->setup_done) + return; - if (!mcore->setup_done) - mcore->assigned_irqs = 1; + bcma_debug(bus, "Initializing MIPS core...\n"); - /* Assign IRQs to all cores on the bus */ - list_for_each_entry(core, &bus->cores, list) { - int mips_irq; - if (core->irq) - continue; - - mips_irq = bcma_core_mips_irq(core); - if (mips_irq > 4) - core->irq = 0; - else - core->irq = mips_irq + 2; - if (core->irq > 5) - continue; - switch (core->id.id) { - case BCMA_CORE_PCI: - case BCMA_CORE_PCIE: - case BCMA_CORE_ETHERNET: - case BCMA_CORE_ETHERNET_GBIT: - case BCMA_CORE_MAC_GBIT: - case BCMA_CORE_80211: - case BCMA_CORE_USB20_HOST: - /* These devices get their own IRQ line if available, - * the rest goes on IRQ0 - */ - if (mcore->assigned_irqs <= 4) - bcma_core_mips_set_irq(core, - mcore->assigned_irqs++); - break; + bcma_core_mips_early_init(mcore); + + switch (bus->chipinfo.id) { + case BCMA_CHIP_ID_BCM4716: + case BCMA_CHIP_ID_BCM4748: + bcma_core_mips_set_irq_name(bus, 1, BCMA_CORE_80211, 0); + bcma_core_mips_set_irq_name(bus, 2, BCMA_CORE_MAC_GBIT, 0); + bcma_core_mips_set_irq_name(bus, 3, BCMA_CORE_USB20_HOST, 0); + bcma_core_mips_set_irq_name(bus, 4, BCMA_CORE_PCIE, 0); + bcma_core_mips_set_irq_name(bus, 0, BCMA_CORE_CHIPCOMMON, 0); + bcma_core_mips_set_irq_name(bus, 0, BCMA_CORE_I2S, 0); + break; + case BCMA_CHIP_ID_BCM5356: + case BCMA_CHIP_ID_BCM47162: + case BCMA_CHIP_ID_BCM53572: + bcma_core_mips_set_irq_name(bus, 1, BCMA_CORE_80211, 0); + bcma_core_mips_set_irq_name(bus, 2, BCMA_CORE_MAC_GBIT, 0); + bcma_core_mips_set_irq_name(bus, 0, BCMA_CORE_CHIPCOMMON, 0); + break; + case BCMA_CHIP_ID_BCM5357: + case BCMA_CHIP_ID_BCM4749: + bcma_core_mips_set_irq_name(bus, 1, BCMA_CORE_80211, 0); + bcma_core_mips_set_irq_name(bus, 2, BCMA_CORE_MAC_GBIT, 0); + bcma_core_mips_set_irq_name(bus, 3, BCMA_CORE_USB20_HOST, 0); + bcma_core_mips_set_irq_name(bus, 0, BCMA_CORE_CHIPCOMMON, 0); + bcma_core_mips_set_irq_name(bus, 0, BCMA_CORE_I2S, 0); + break; + case BCMA_CHIP_ID_BCM4706: + bcma_core_mips_set_irq_name(bus, 1, BCMA_CORE_PCIE, 0); + bcma_core_mips_set_irq_name(bus, 2, BCMA_CORE_4706_MAC_GBIT, + 0); + bcma_core_mips_set_irq_name(bus, 3, BCMA_CORE_PCIE, 1); + bcma_core_mips_set_irq_name(bus, 4, BCMA_CORE_USB20_HOST, 0); + bcma_core_mips_set_irq_name(bus, 0, BCMA_CORE_4706_CHIPCOMMON, + 0); + break; + default: + list_for_each_entry(core, &bus->cores, list) { + core->irq = bcma_core_mips_irq(core) + 2; } + bcma_err(bus, + "Unknown device (0x%x) found, can not configure IRQs\n", + bus->chipinfo.id); } - bcma_info(bus, "IRQ reconfiguration done\n"); + bcma_debug(bus, "IRQ reconfiguration done\n"); bcma_core_mips_dump_irq(bus); - if (mcore->setup_done) - return; - - bcma_chipco_serial_init(&bus->drv_cc); - bcma_core_mips_flash_detect(mcore); mcore->setup_done = true; } --- a/drivers/bcma/driver_pci_host.c +++ b/drivers/bcma/driver_pci_host.c @@ -35,11 +35,6 @@ bool __devinit bcma_core_pci_is_in_hostm chipid_top != 0x5300) return false; - if (bus->sprom.boardflags_lo & BCMA_CORE_PCI_BFL_NOPCI) { - bcma_info(bus, "This PCI core is disabled and not working\n"); - return false; - } - bcma_core_enable(pc->core, 0); return !mips_busprobe32(tmp, pc->core->io_addr); @@ -396,6 +391,11 @@ void __devinit bcma_core_pci_hostmode_in bcma_info(bus, "PCIEcore in host mode found\n"); + if (bus->sprom.boardflags_lo & BCMA_CORE_PCI_BFL_NOPCI) { + bcma_info(bus, "This PCIE core is disabled and not working\n"); + return; + } + pc_host = kzalloc(sizeof(*pc_host), GFP_KERNEL); if (!pc_host) { bcma_err(bus, "can not allocate memory"); @@ -452,6 +452,8 @@ void __devinit bcma_core_pci_hostmode_in pc_host->mem_resource.start = BCMA_SOC_PCI_MEM; pc_host->mem_resource.end = BCMA_SOC_PCI_MEM + BCMA_SOC_PCI_MEM_SZ - 1; + pc_host->io_resource.start = 0x100; + pc_host->io_resource.end = 0x47F; pci_membase_1G = BCMA_SOC_PCIE_DMA_H32; pcicore_write32(pc, BCMA_CORE_PCI_SBTOPCI0, tmp | BCMA_SOC_PCI_MEM); @@ -459,6 +461,8 @@ void __devinit bcma_core_pci_hostmode_in pc_host->mem_resource.start = BCMA_SOC_PCI1_MEM; pc_host->mem_resource.end = BCMA_SOC_PCI1_MEM + BCMA_SOC_PCI_MEM_SZ - 1; + pc_host->io_resource.start = 0x480; + pc_host->io_resource.end = 0x7FF; pci_membase_1G = BCMA_SOC_PCIE1_DMA_H32; pc_host->host_cfg_addr = BCMA_SOC_PCI1_CFG; pcicore_write32(pc, BCMA_CORE_PCI_SBTOPCI0, @@ -534,7 +538,7 @@ DECLARE_PCI_FIXUP_EARLY(PCI_ANY_ID, PCI_ static void bcma_core_pci_fixup_addresses(struct pci_dev *dev) { struct resource *res; - int pos; + int pos, err; if (dev->bus->ops->read != bcma_core_pci_hostmode_read_config) { /* This is not a device on the PCI-core bridge. */ @@ -547,8 +551,12 @@ static void bcma_core_pci_fixup_addresse for (pos = 0; pos < 6; pos++) { res = &dev->resource[pos]; - if (res->flags & (IORESOURCE_IO | IORESOURCE_MEM)) - pci_assign_resource(dev, pos); + if (res->flags & (IORESOURCE_IO | IORESOURCE_MEM)) { + err = pci_assign_resource(dev, pos); + if (err) + pr_err("PCI: Problem fixing up the addresses on %s\n", + pci_name(dev)); + } } } DECLARE_PCI_FIXUP_HEADER(PCI_ANY_ID, PCI_ANY_ID, bcma_core_pci_fixup_addresses); --- a/drivers/bcma/host_pci.c +++ b/drivers/bcma/host_pci.c @@ -238,7 +238,7 @@ static void __devexit bcma_host_pci_remo pci_set_drvdata(dev, NULL); } -#ifdef CONFIG_PM +#ifdef CONFIG_PM_SLEEP static int bcma_host_pci_suspend(struct device *dev) { struct pci_dev *pdev = to_pci_dev(dev); @@ -261,11 +261,11 @@ static SIMPLE_DEV_PM_OPS(bcma_pm_ops, bc bcma_host_pci_resume); #define BCMA_PM_OPS (&bcma_pm_ops) -#else /* CONFIG_PM */ +#else /* CONFIG_PM_SLEEP */ #define BCMA_PM_OPS NULL -#endif /* CONFIG_PM */ +#endif /* CONFIG_PM_SLEEP */ static DEFINE_PCI_DEVICE_TABLE(bcma_pci_bridge_tbl) = { { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x0576) }, --- a/drivers/bcma/main.c +++ b/drivers/bcma/main.c @@ -81,6 +81,18 @@ struct bcma_device *bcma_find_core(struc } EXPORT_SYMBOL_GPL(bcma_find_core); +struct bcma_device *bcma_find_core_unit(struct bcma_bus *bus, u16 coreid, + u8 unit) +{ + struct bcma_device *core; + + list_for_each_entry(core, &bus->cores, list) { + if (core->id.id == coreid && core->core_unit == unit) + return core; + } + return NULL; +} + static void bcma_release_core_dev(struct device *dev) { struct bcma_device *core = container_of(dev, struct bcma_device, dev); @@ -152,6 +164,17 @@ static int bcma_register_cores(struct bc bcma_err(bus, "Error registering NAND flash\n"); } #endif + err = bcma_gpio_init(&bus->drv_cc); + if (err == -ENOTSUPP) + bcma_debug(bus, "GPIO driver not activated\n"); + else if (err) + bcma_err(bus, "Error registering GPIO driver: %i\n", err); + + if (bus->hosttype == BCMA_HOSTTYPE_SOC) { + err = bcma_chipco_watchdog_register(&bus->drv_cc); + if (err) + bcma_err(bus, "Error registering watchdog driver\n"); + } return 0; } @@ -165,6 +188,8 @@ static void bcma_unregister_cores(struct if (core->dev_registered) device_unregister(&core->dev); } + if (bus->hosttype == BCMA_HOSTTYPE_SOC) + platform_device_unregister(bus->drv_cc.watchdog); } int __devinit bcma_bus_register(struct bcma_bus *bus) @@ -183,6 +208,20 @@ int __devinit bcma_bus_register(struct b return -1; } + /* Early init CC core */ + core = bcma_find_core(bus, bcma_cc_core_id(bus)); + if (core) { + bus->drv_cc.core = core; + bcma_core_chipcommon_early_init(&bus->drv_cc); + } + + /* Try to get SPROM */ + err = bcma_sprom_get(bus); + if (err == -ENOENT) { + bcma_err(bus, "No SPROM available\n"); + } else if (err) + bcma_err(bus, "Failed to get SPROM: %d\n", err); + /* Init CC core */ core = bcma_find_core(bus, bcma_cc_core_id(bus)); if (core) { @@ -198,10 +237,17 @@ int __devinit bcma_bus_register(struct b } /* Init PCIE core */ - core = bcma_find_core(bus, BCMA_CORE_PCIE); + core = bcma_find_core_unit(bus, BCMA_CORE_PCIE, 0); if (core) { - bus->drv_pci.core = core; - bcma_core_pci_init(&bus->drv_pci); + bus->drv_pci[0].core = core; + bcma_core_pci_init(&bus->drv_pci[0]); + } + + /* Init PCIE core */ + core = bcma_find_core_unit(bus, BCMA_CORE_PCIE, 1); + if (core) { + bus->drv_pci[1].core = core; + bcma_core_pci_init(&bus->drv_pci[1]); } /* Init GBIT MAC COMMON core */ @@ -211,13 +257,6 @@ int __devinit bcma_bus_register(struct b bcma_core_gmac_cmn_init(&bus->drv_gmac_cmn); } - /* Try to get SPROM */ - err = bcma_sprom_get(bus); - if (err == -ENOENT) { - bcma_err(bus, "No SPROM available\n"); - } else if (err) - bcma_err(bus, "Failed to get SPROM: %d\n", err); - /* Register found cores */ bcma_register_cores(bus); @@ -275,18 +314,18 @@ int __init bcma_bus_early_register(struc return -1; } - /* Init CC core */ + /* Early init CC core */ core = bcma_find_core(bus, bcma_cc_core_id(bus)); if (core) { bus->drv_cc.core = core; - bcma_core_chipcommon_init(&bus->drv_cc); + bcma_core_chipcommon_early_init(&bus->drv_cc); } - /* Init MIPS core */ + /* Early init MIPS core */ core = bcma_find_core(bus, BCMA_CORE_MIPS_74K); if (core) { bus->drv_mips.core = core; - bcma_core_mips_init(&bus->drv_mips); + bcma_core_mips_early_init(&bus->drv_mips); } bcma_info(bus, "Early bus registered\n"); --- a/drivers/bcma/sprom.c +++ b/drivers/bcma/sprom.c @@ -595,8 +595,11 @@ int bcma_sprom_get(struct bcma_bus *bus) bcma_chipco_bcm4331_ext_pa_lines_ctl(&bus->drv_cc, true); err = bcma_sprom_valid(sprom); - if (err) + if (err) { + bcma_warn(bus, "invalid sprom read from the PCIe card, try to use fallback sprom\n"); + err = bcma_fill_sprom_with_fallback(bus, &bus->sprom); goto out; + } bcma_sprom_extract_r8(bus, sprom); --- a/include/linux/bcma/bcma.h +++ b/include/linux/bcma/bcma.h @@ -134,6 +134,7 @@ struct bcma_host_ops { #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_ARM_CR4 0x83e #define BCMA_CORE_DEFAULT 0xFFF #define BCMA_MAX_NR_CORES 16 @@ -157,6 +158,7 @@ struct bcma_host_ops { /* Chip IDs of SoCs */ #define BCMA_CHIP_ID_BCM4706 0x5300 +#define BCMA_PKG_ID_BCM4706L 1 #define BCMA_CHIP_ID_BCM4716 0x4716 #define BCMA_PKG_ID_BCM4716 8 #define BCMA_PKG_ID_BCM4717 9 @@ -166,7 +168,11 @@ struct bcma_host_ops { #define BCMA_CHIP_ID_BCM4749 0x4749 #define BCMA_CHIP_ID_BCM5356 0x5356 #define BCMA_CHIP_ID_BCM5357 0x5357 +#define BCMA_PKG_ID_BCM5358 9 +#define BCMA_PKG_ID_BCM47186 10 +#define BCMA_PKG_ID_BCM5357 11 #define BCMA_CHIP_ID_BCM53572 53572 +#define BCMA_PKG_ID_BCM47188 9 struct bcma_device { struct bcma_bus *bus; @@ -251,7 +257,7 @@ struct bcma_bus { u8 num; struct bcma_drv_cc drv_cc; - struct bcma_drv_pci drv_pci; + struct bcma_drv_pci drv_pci[2]; struct bcma_drv_mips drv_mips; struct bcma_drv_gmac_cmn drv_gmac_cmn; @@ -345,6 +351,7 @@ extern void bcma_core_set_clockmode(stru enum bcma_clkmode clkmode); extern void bcma_core_pll_ctl(struct bcma_device *core, u32 req, u32 status, bool on); +extern u32 bcma_chipco_pll_read(struct bcma_drv_cc *cc, u32 offset); #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 */ --- a/include/linux/bcma/bcma_driver_chipcommon.h +++ b/include/linux/bcma/bcma_driver_chipcommon.h @@ -1,6 +1,9 @@ #ifndef LINUX_BCMA_DRIVER_CC_H_ #define LINUX_BCMA_DRIVER_CC_H_ +#include +#include + /** ChipCommon core registers. **/ #define BCMA_CC_ID 0x0000 #define BCMA_CC_ID_ID 0x0000FFFF @@ -101,6 +104,7 @@ #define BCMA_CC_CHIPST_4706_MIPS_BENDIAN BIT(3) /* 0: little, 1: big endian */ #define BCMA_CC_CHIPST_4706_PCIE1_DISABLE BIT(5) /* PCIE1 enable strap pin */ #define BCMA_CC_CHIPST_5357_NAND_BOOT BIT(4) /* NAND boot, valid for CC rev 38 and/or BCM5357 */ +#define BCMA_CC_CHIPST_4360_XTAL_40MZ 0x00000001 #define BCMA_CC_JCMD 0x0030 /* Rev >= 10 only */ #define BCMA_CC_JCMD_START 0x80000000 #define BCMA_CC_JCMD_BUSY 0x80000000 @@ -312,6 +316,9 @@ #define BCMA_CC_PMU_CTL 0x0600 /* PMU control */ #define BCMA_CC_PMU_CTL_ILP_DIV 0xFFFF0000 /* ILP div mask */ #define BCMA_CC_PMU_CTL_ILP_DIV_SHIFT 16 +#define BCMA_CC_PMU_CTL_RES 0x00006000 /* reset control mask */ +#define BCMA_CC_PMU_CTL_RES_SHIFT 13 +#define BCMA_CC_PMU_CTL_RES_RELOAD 0x2 /* reload POR values */ #define BCMA_CC_PMU_CTL_PLL_UPD 0x00000400 #define BCMA_CC_PMU_CTL_NOILPONW 0x00000200 /* No ILP on wait */ #define BCMA_CC_PMU_CTL_HTREQEN 0x00000100 /* HT req enable */ @@ -510,6 +517,7 @@ struct bcma_chipcommon_pmu { #ifdef CONFIG_BCMA_DRIVER_MIPS struct bcma_pflash { + bool present; u8 buswidth; u32 window; u32 window_size; @@ -532,6 +540,7 @@ struct mtd_info; struct bcma_nflash { bool present; + bool boot; /* This is the flash the SoC boots from */ struct mtd_info *mtd; }; @@ -552,6 +561,7 @@ struct bcma_drv_cc { u32 capabilities; u32 capabilities_ext; u8 setup_done:1; + u8 early_setup_done:1; /* Fast Powerup Delay constant */ u16 fast_pwrup_delay; struct bcma_chipcommon_pmu pmu; @@ -567,6 +577,14 @@ struct bcma_drv_cc { int nr_serial_ports; struct bcma_serial_port serial_ports[4]; #endif /* CONFIG_BCMA_DRIVER_MIPS */ + u32 ticks_per_ms; + struct platform_device *watchdog; + + /* Lock for GPIO register access. */ + spinlock_t gpio_lock; +#ifdef CONFIG_BCMA_DRIVER_GPIO + struct gpio_chip gpio; +#endif }; /* Register access */ @@ -583,14 +601,16 @@ struct bcma_drv_cc { bcma_cc_write32(cc, offset, (bcma_cc_read32(cc, offset) & (mask)) | (set)) extern void bcma_core_chipcommon_init(struct bcma_drv_cc *cc); +extern void bcma_core_chipcommon_early_init(struct bcma_drv_cc *cc); extern void bcma_chipco_suspend(struct bcma_drv_cc *cc); extern void bcma_chipco_resume(struct bcma_drv_cc *cc); void bcma_chipco_bcm4331_ext_pa_lines_ctl(struct bcma_drv_cc *cc, bool enable); -extern void bcma_chipco_watchdog_timer_set(struct bcma_drv_cc *cc, - u32 ticks); +extern u32 bcma_chipco_watchdog_timer_set(struct bcma_drv_cc *cc, u32 ticks); + +extern u32 bcma_chipco_get_alp_clock(struct bcma_drv_cc *cc); void bcma_chipco_irq_mask(struct bcma_drv_cc *cc, u32 mask, u32 value); @@ -603,9 +623,12 @@ u32 bcma_chipco_gpio_outen(struct bcma_d u32 bcma_chipco_gpio_control(struct bcma_drv_cc *cc, u32 mask, u32 value); u32 bcma_chipco_gpio_intmask(struct bcma_drv_cc *cc, u32 mask, u32 value); u32 bcma_chipco_gpio_polarity(struct bcma_drv_cc *cc, u32 mask, u32 value); +u32 bcma_chipco_gpio_pullup(struct bcma_drv_cc *cc, u32 mask, u32 value); +u32 bcma_chipco_gpio_pulldown(struct bcma_drv_cc *cc, u32 mask, u32 value); /* PMU support */ extern void bcma_pmu_init(struct bcma_drv_cc *cc); +extern void bcma_pmu_early_init(struct bcma_drv_cc *cc); extern void bcma_chipco_pll_write(struct bcma_drv_cc *cc, u32 offset, u32 value); --- a/include/linux/bcma/bcma_driver_mips.h +++ b/include/linux/bcma/bcma_driver_mips.h @@ -35,13 +35,15 @@ struct bcma_device; struct bcma_drv_mips { struct bcma_device *core; u8 setup_done:1; - unsigned int assigned_irqs; + u8 early_setup_done:1; }; #ifdef CONFIG_BCMA_DRIVER_MIPS extern void bcma_core_mips_init(struct bcma_drv_mips *mcore); +extern void bcma_core_mips_early_init(struct bcma_drv_mips *mcore); #else static inline void bcma_core_mips_init(struct bcma_drv_mips *mcore) { } +static inline void bcma_core_mips_early_init(struct bcma_drv_mips *mcore) { } #endif extern u32 bcma_cpu_clock(struct bcma_drv_mips *mcore); --- a/include/linux/bcma/bcma_regs.h +++ b/include/linux/bcma/bcma_regs.h @@ -37,6 +37,7 @@ #define BCMA_IOST_BIST_DONE 0x8000 #define BCMA_RESET_CTL 0x0800 #define BCMA_RESET_CTL_RESET 0x0001 +#define BCMA_RESET_ST 0x0804 /* BCMA PCI config space registers. */ #define BCMA_PCI_PMCSR 0x44 @@ -85,6 +86,9 @@ * (2 ZettaBytes), high 32 bits */ -#define BCMA_SFLASH 0x1c000000 +#define BCMA_SOC_FLASH1 0x1fc00000 /* MIPS Flash Region 1 */ +#define BCMA_SOC_FLASH1_SZ 0x00400000 /* MIPS Size of Flash Region 1 */ +#define BCMA_SOC_FLASH2 0x1c000000 /* Flash Region 2 (region 1 shadowed here) */ +#define BCMA_SOC_FLASH2_SZ 0x02000000 /* Size of Flash Region 2 */ #endif /* LINUX_BCMA_REGS_H_ */ --- a/drivers/net/wireless/b43/main.c +++ b/drivers/net/wireless/b43/main.c @@ -4684,7 +4684,7 @@ static int b43_wireless_core_init(struct switch (dev->dev->bus_type) { #ifdef CONFIG_B43_BCMA case B43_BUS_BCMA: - bcma_core_pci_irq_ctl(&dev->dev->bdev->bus->drv_pci, + bcma_core_pci_irq_ctl(&dev->dev->bdev->bus->drv_pci[0], dev->dev->bdev, true); break; #endif --- a/drivers/net/wireless/brcm80211/brcmsmac/aiutils.c +++ b/drivers/net/wireless/brcm80211/brcmsmac/aiutils.c @@ -692,7 +692,7 @@ void ai_pci_up(struct si_pub *sih) sii = container_of(sih, struct si_info, pub); if (sii->icbus->hosttype == BCMA_HOSTTYPE_PCI) - bcma_core_pci_extend_L1timer(&sii->icbus->drv_pci, true); + bcma_core_pci_extend_L1timer(&sii->icbus->drv_pci[0], true); } /* Unconfigure and/or apply various WARs when going down */ @@ -703,7 +703,7 @@ void ai_pci_down(struct si_pub *sih) sii = container_of(sih, struct si_info, pub); if (sii->icbus->hosttype == BCMA_HOSTTYPE_PCI) - bcma_core_pci_extend_L1timer(&sii->icbus->drv_pci, false); + bcma_core_pci_extend_L1timer(&sii->icbus->drv_pci[0], false); } /* Enable BT-COEX & Ex-PA for 4313 */ --- a/drivers/net/wireless/brcm80211/brcmsmac/main.c +++ b/drivers/net/wireless/brcm80211/brcmsmac/main.c @@ -5077,7 +5077,7 @@ static int brcms_b_up_prep(struct brcms_ * Configure pci/pcmcia here instead of in brcms_c_attach() * to allow mfg hotswap: down, hotswap (chip power cycle), up. */ - bcma_core_pci_irq_ctl(&wlc_hw->d11core->bus->drv_pci, wlc_hw->d11core, + bcma_core_pci_irq_ctl(&wlc_hw->d11core->bus->drv_pci[0], wlc_hw->d11core, true); /*