diff options
Diffstat (limited to 'target/linux/generic/patches-3.19/020-bcma-from-4.0.patch')
| -rw-r--r-- | target/linux/generic/patches-3.19/020-bcma-from-4.0.patch | 527 |
1 files changed, 0 insertions, 527 deletions
diff --git a/target/linux/generic/patches-3.19/020-bcma-from-4.0.patch b/target/linux/generic/patches-3.19/020-bcma-from-4.0.patch deleted file mode 100644 index 17c06b001f..0000000000 --- a/target/linux/generic/patches-3.19/020-bcma-from-4.0.patch +++ /dev/null @@ -1,527 +0,0 @@ ---- a/drivers/bcma/bcma_private.h -+++ b/drivers/bcma/bcma_private.h -@@ -25,22 +25,18 @@ struct bcma_bus; - bool bcma_wait_value(struct bcma_device *core, u16 reg, u32 mask, u32 value, - int timeout); - void bcma_prepare_core(struct bcma_bus *bus, struct bcma_device *core); -+void bcma_init_bus(struct bcma_bus *bus); - int bcma_bus_register(struct bcma_bus *bus); - void bcma_bus_unregister(struct bcma_bus *bus); --int __init bcma_bus_early_register(struct bcma_bus *bus, -- struct bcma_device *core_cc, -- struct bcma_device *core_mips); -+int __init bcma_bus_early_register(struct bcma_bus *bus); - #ifdef CONFIG_PM - int bcma_bus_suspend(struct bcma_bus *bus); - int bcma_bus_resume(struct bcma_bus *bus); - #endif - - /* scan.c */ -+void bcma_detect_chip(struct bcma_bus *bus); - int bcma_bus_scan(struct bcma_bus *bus); --int __init bcma_bus_scan_early(struct bcma_bus *bus, -- struct bcma_device_id *match, -- struct bcma_device *core); --void bcma_init_bus(struct bcma_bus *bus); - - /* sprom.c */ - int bcma_sprom_get(struct bcma_bus *bus); -@@ -111,6 +107,14 @@ extern int bcma_chipco_watchdog_register - #ifdef CONFIG_BCMA_DRIVER_PCI_HOSTMODE - bool bcma_core_pci_is_in_hostmode(struct bcma_drv_pci *pc); - void bcma_core_pci_hostmode_init(struct bcma_drv_pci *pc); -+#else -+static inline bool bcma_core_pci_is_in_hostmode(struct bcma_drv_pci *pc) -+{ -+ return false; -+} -+static inline void bcma_core_pci_hostmode_init(struct bcma_drv_pci *pc) -+{ -+} - #endif /* CONFIG_BCMA_DRIVER_PCI_HOSTMODE */ - - #ifdef CONFIG_BCMA_DRIVER_GPIO ---- a/drivers/bcma/driver_chipcommon.c -+++ b/drivers/bcma/driver_chipcommon.c -@@ -79,7 +79,9 @@ static int bcma_chipco_watchdog_ticks_pe - - 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 */ -+ /* 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 */ -@@ -97,7 +99,8 @@ int bcma_chipco_watchdog_register(struct - 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; -+ 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, -@@ -175,7 +178,6 @@ void bcma_core_chipcommon_init(struct bc - u32 bcma_chipco_watchdog_timer_set(struct bcma_drv_cc *cc, u32 ticks) - { - u32 maxt; -- enum bcma_clkmode clkmode; - - maxt = bcma_chipco_watchdog_get_max_timer(cc); - if (cc->capabilities & BCMA_CC_CAP_PMU) { -@@ -185,8 +187,13 @@ u32 bcma_chipco_watchdog_timer_set(struc - 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); -+ struct bcma_bus *bus = cc->core->bus; -+ -+ if (bus->chipinfo.id != BCMA_CHIP_ID_BCM4707 && -+ bus->chipinfo.id != BCMA_CHIP_ID_BCM53018) -+ bcma_core_set_clockmode(cc->core, -+ ticks ? BCMA_CLKMODE_FAST : BCMA_CLKMODE_DYNAMIC); -+ - if (ticks > maxt) - ticks = maxt; - /* instant NMI */ -@@ -335,7 +342,8 @@ void bcma_chipco_serial_init(struct bcma - | BCMA_CC_CORECTL_UARTCLKEN); - } - } else { -- bcma_err(cc->core->bus, "serial not supported on this device ccrev: 0x%x\n", ccrev); -+ bcma_err(cc->core->bus, "serial not supported on this device ccrev: 0x%x\n", -+ ccrev); - return; - } - ---- a/drivers/bcma/driver_pci.c -+++ b/drivers/bcma/driver_pci.c -@@ -145,6 +145,47 @@ static u16 bcma_pcie_mdio_writeread(stru - } - - /************************************************** -+ * Early init. -+ **************************************************/ -+ -+static void bcma_core_pci_fixcfg(struct bcma_drv_pci *pc) -+{ -+ struct bcma_device *core = pc->core; -+ u16 val16, core_index; -+ uint regoff; -+ -+ regoff = BCMA_CORE_PCI_SPROM(BCMA_CORE_PCI_SPROM_PI_OFFSET); -+ core_index = (u16)core->core_index; -+ -+ val16 = pcicore_read16(pc, regoff); -+ if (((val16 & BCMA_CORE_PCI_SPROM_PI_MASK) >> BCMA_CORE_PCI_SPROM_PI_SHIFT) -+ != core_index) { -+ val16 = (core_index << BCMA_CORE_PCI_SPROM_PI_SHIFT) | -+ (val16 & ~BCMA_CORE_PCI_SPROM_PI_MASK); -+ pcicore_write16(pc, regoff, val16); -+ } -+} -+ -+/* -+ * Apply some early fixes required before accessing SPROM. -+ * See also si_pci_fixcfg. -+ */ -+void bcma_core_pci_early_init(struct bcma_drv_pci *pc) -+{ -+ if (pc->early_setup_done) -+ return; -+ -+ pc->hostmode = bcma_core_pci_is_in_hostmode(pc); -+ if (pc->hostmode) -+ goto out; -+ -+ bcma_core_pci_fixcfg(pc); -+ -+out: -+ pc->early_setup_done = true; -+} -+ -+/************************************************** - * Workarounds. - **************************************************/ - -@@ -175,24 +216,6 @@ static void bcma_pcicore_serdes_workarou - tmp & ~BCMA_CORE_PCI_PLL_CTRL_FREQDET_EN); - } - --static void bcma_core_pci_fixcfg(struct bcma_drv_pci *pc) --{ -- struct bcma_device *core = pc->core; -- u16 val16, core_index; -- uint regoff; -- -- regoff = BCMA_CORE_PCI_SPROM(BCMA_CORE_PCI_SPROM_PI_OFFSET); -- core_index = (u16)core->core_index; -- -- val16 = pcicore_read16(pc, regoff); -- if (((val16 & BCMA_CORE_PCI_SPROM_PI_MASK) >> BCMA_CORE_PCI_SPROM_PI_SHIFT) -- != core_index) { -- val16 = (core_index << BCMA_CORE_PCI_SPROM_PI_SHIFT) | -- (val16 & ~BCMA_CORE_PCI_SPROM_PI_MASK); -- pcicore_write16(pc, regoff, val16); -- } --} -- - /* Fix MISC config to allow coming out of L2/L3-Ready state w/o PRST */ - /* Needs to happen when coming out of 'standby'/'hibernate' */ - static void bcma_core_pci_config_fixup(struct bcma_drv_pci *pc) -@@ -216,7 +239,6 @@ static void bcma_core_pci_config_fixup(s - - static void bcma_core_pci_clientmode_init(struct bcma_drv_pci *pc) - { -- bcma_core_pci_fixcfg(pc); - bcma_pcicore_serdes_workaround(pc); - bcma_core_pci_config_fixup(pc); - } -@@ -226,13 +248,11 @@ void bcma_core_pci_init(struct bcma_drv_ - if (pc->setup_done) - return; - --#ifdef CONFIG_BCMA_DRIVER_PCI_HOSTMODE -- pc->hostmode = bcma_core_pci_is_in_hostmode(pc); -+ bcma_core_pci_early_init(pc); -+ - if (pc->hostmode) - bcma_core_pci_hostmode_init(pc); --#endif /* CONFIG_BCMA_DRIVER_PCI_HOSTMODE */ -- -- if (!pc->hostmode) -+ else - bcma_core_pci_clientmode_init(pc); - } - ---- a/drivers/bcma/host_pci.c -+++ b/drivers/bcma/host_pci.c -@@ -13,10 +13,12 @@ - - static void bcma_host_pci_switch_core(struct bcma_device *core) - { -+ int win2 = core->bus->host_is_pcie2 ? -+ BCMA_PCIE2_BAR0_WIN2 : BCMA_PCI_BAR0_WIN2; -+ - pci_write_config_dword(core->bus->host_pci, BCMA_PCI_BAR0_WIN, - core->addr); -- pci_write_config_dword(core->bus->host_pci, BCMA_PCI_BAR0_WIN2, -- core->wrap); -+ pci_write_config_dword(core->bus->host_pci, win2, core->wrap); - core->bus->mapped_core = core; - bcma_debug(core->bus, "Switched to core: 0x%X\n", core->id.id); - } ---- a/drivers/bcma/host_soc.c -+++ b/drivers/bcma/host_soc.c -@@ -193,7 +193,7 @@ int __init bcma_host_soc_init(struct bcm - int err; - - /* Scan bus and initialize it */ -- err = bcma_bus_early_register(bus, &soc->core_cc, &soc->core_mips); -+ err = bcma_bus_early_register(bus); - if (err) - iounmap(bus->mmio); - ---- a/drivers/bcma/main.c -+++ b/drivers/bcma/main.c -@@ -268,6 +268,18 @@ void bcma_prepare_core(struct bcma_bus * - } - } - -+void bcma_init_bus(struct bcma_bus *bus) -+{ -+ mutex_lock(&bcma_buses_mutex); -+ bus->num = bcma_bus_next_num++; -+ mutex_unlock(&bcma_buses_mutex); -+ -+ INIT_LIST_HEAD(&bus->cores); -+ bus->nr_cores = 0; -+ -+ bcma_detect_chip(bus); -+} -+ - static void bcma_register_core(struct bcma_bus *bus, struct bcma_device *core) - { - int err; -@@ -356,12 +368,19 @@ static void bcma_unregister_cores(struct - struct bcma_device *core, *tmp; - - list_for_each_entry_safe(core, tmp, &bus->cores, list) { -+ if (!core->dev_registered) -+ continue; - list_del(&core->list); -- if (core->dev_registered) -- device_unregister(&core->dev); -+ device_unregister(&core->dev); - } - if (bus->hosttype == BCMA_HOSTTYPE_SOC) - platform_device_unregister(bus->drv_cc.watchdog); -+ -+ /* Now noone uses internally-handled cores, we can free them */ -+ list_for_each_entry_safe(core, tmp, &bus->cores, list) { -+ list_del(&core->list); -+ kfree(core); -+ } - } - - int bcma_bus_register(struct bcma_bus *bus) -@@ -369,10 +388,6 @@ int bcma_bus_register(struct bcma_bus *b - int err; - struct bcma_device *core; - -- mutex_lock(&bcma_buses_mutex); -- bus->num = bcma_bus_next_num++; -- mutex_unlock(&bcma_buses_mutex); -- - /* Scan for devices (cores) */ - err = bcma_bus_scan(bus); - if (err) { -@@ -387,6 +402,13 @@ int bcma_bus_register(struct bcma_bus *b - bcma_core_chipcommon_early_init(&bus->drv_cc); - } - -+ /* Early init PCIE core */ -+ core = bcma_find_core(bus, BCMA_CORE_PCIE); -+ if (core) { -+ bus->drv_pci[0].core = core; -+ bcma_core_pci_early_init(&bus->drv_pci[0]); -+ } -+ - /* Cores providing flash access go before SPROM init */ - list_for_each_entry(core, &bus->cores, list) { - if (bcma_is_core_needed_early(core->id.id)) -@@ -459,7 +481,6 @@ int bcma_bus_register(struct bcma_bus *b - - void bcma_bus_unregister(struct bcma_bus *bus) - { -- struct bcma_device *cores[3]; - int err; - - err = bcma_gpio_unregister(&bus->drv_cc); -@@ -470,46 +491,23 @@ void bcma_bus_unregister(struct bcma_bus - - bcma_core_chipcommon_b_free(&bus->drv_cc_b); - -- cores[0] = bcma_find_core(bus, BCMA_CORE_MIPS_74K); -- cores[1] = bcma_find_core(bus, BCMA_CORE_PCIE); -- cores[2] = bcma_find_core(bus, BCMA_CORE_4706_MAC_GBIT_COMMON); -- - bcma_unregister_cores(bus); -- -- kfree(cores[2]); -- kfree(cores[1]); -- kfree(cores[0]); - } - --int __init bcma_bus_early_register(struct bcma_bus *bus, -- struct bcma_device *core_cc, -- struct bcma_device *core_mips) -+/* -+ * This is a special version of bus registration function designed for SoCs. -+ * It scans bus and performs basic initialization of main cores only. -+ * Please note it requires memory allocation, however it won't try to sleep. -+ */ -+int __init bcma_bus_early_register(struct bcma_bus *bus) - { - int err; - struct bcma_device *core; -- struct bcma_device_id match; -- -- match.manuf = BCMA_MANUF_BCM; -- match.id = bcma_cc_core_id(bus); -- match.class = BCMA_CL_SIM; -- match.rev = BCMA_ANY_REV; - -- /* Scan for chip common core */ -- err = bcma_bus_scan_early(bus, &match, core_cc); -- if (err) { -- bcma_err(bus, "Failed to scan for common core: %d\n", err); -- return -1; -- } -- -- match.manuf = BCMA_MANUF_MIPS; -- match.id = BCMA_CORE_MIPS_74K; -- match.class = BCMA_CL_SIM; -- match.rev = BCMA_ANY_REV; -- -- /* Scan for mips core */ -- err = bcma_bus_scan_early(bus, &match, core_mips); -+ /* Scan for devices (cores) */ -+ err = bcma_bus_scan(bus); - if (err) { -- bcma_err(bus, "Failed to scan for mips core: %d\n", err); -+ bcma_err(bus, "Failed to scan bus: %d\n", err); - return -1; - } - ---- a/drivers/bcma/scan.c -+++ b/drivers/bcma/scan.c -@@ -435,15 +435,12 @@ static int bcma_get_next_core(struct bcm - return 0; - } - --void bcma_init_bus(struct bcma_bus *bus) -+void bcma_detect_chip(struct bcma_bus *bus) - { - s32 tmp; - struct bcma_chipinfo *chipinfo = &(bus->chipinfo); - char chip_id[8]; - -- INIT_LIST_HEAD(&bus->cores); -- bus->nr_cores = 0; -- - bcma_scan_switch_core(bus, BCMA_ADDR_BASE); - - tmp = bcma_scan_read32(bus, 0, BCMA_CC_ID); -@@ -464,6 +461,10 @@ int bcma_bus_scan(struct bcma_bus *bus) - - int err, core_num = 0; - -+ /* Skip if bus was already scanned (e.g. during early register) */ -+ if (bus->nr_cores) -+ return 0; -+ - erombase = bcma_scan_read32(bus, 0, BCMA_CC_EROM); - if (bus->hosttype == BCMA_HOSTTYPE_SOC) { - eromptr = ioremap_nocache(erombase, BCMA_CORE_SIZE); -@@ -519,64 +520,6 @@ int bcma_bus_scan(struct bcma_bus *bus) - out: - if (bus->hosttype == BCMA_HOSTTYPE_SOC) - iounmap(eromptr); -- -- return err; --} -- --int __init bcma_bus_scan_early(struct bcma_bus *bus, -- struct bcma_device_id *match, -- struct bcma_device *core) --{ -- u32 erombase; -- u32 __iomem *eromptr, *eromend; -- -- int err = -ENODEV; -- int core_num = 0; -- -- erombase = bcma_scan_read32(bus, 0, BCMA_CC_EROM); -- if (bus->hosttype == BCMA_HOSTTYPE_SOC) { -- eromptr = ioremap_nocache(erombase, BCMA_CORE_SIZE); -- if (!eromptr) -- return -ENOMEM; -- } else { -- eromptr = bus->mmio; -- } -- -- eromend = eromptr + BCMA_CORE_SIZE / sizeof(u32); -- -- bcma_scan_switch_core(bus, erombase); -- -- while (eromptr < eromend) { -- memset(core, 0, sizeof(*core)); -- INIT_LIST_HEAD(&core->list); -- core->bus = bus; -- -- err = bcma_get_next_core(bus, &eromptr, match, core_num, core); -- if (err == -ENODEV) { -- core_num++; -- continue; -- } else if (err == -ENXIO) -- continue; -- else if (err == -ESPIPE) -- break; -- else if (err < 0) -- goto out; -- -- core->core_index = core_num++; -- bus->nr_cores++; -- bcma_info(bus, "Core %d found: %s (manuf 0x%03X, id 0x%03X, rev 0x%02X, class 0x%X)\n", -- core->core_index, bcma_device_name(&core->id), -- core->id.manuf, core->id.id, core->id.rev, -- core->id.class); -- -- list_add_tail(&core->list, &bus->cores); -- err = 0; -- break; -- } -- --out: -- if (bus->hosttype == BCMA_HOSTTYPE_SOC) -- iounmap(eromptr); - - return err; - } ---- a/drivers/bcma/sprom.c -+++ b/drivers/bcma/sprom.c -@@ -579,7 +579,8 @@ int bcma_sprom_get(struct bcma_bus *bus) - u16 offset = BCMA_CC_SPROM; - u16 *sprom; - size_t sprom_sizes[] = { SSB_SPROMSIZE_WORDS_R4, -- SSB_SPROMSIZE_WORDS_R10, }; -+ SSB_SPROMSIZE_WORDS_R10, -+ SSB_SPROMSIZE_WORDS_R11, }; - int i, err = 0; - - if (!bus->drv_cc.core) ---- a/include/linux/bcma/bcma.h -+++ b/include/linux/bcma/bcma.h -@@ -318,6 +318,7 @@ struct bcma_bus { - const struct bcma_host_ops *ops; - - enum bcma_hosttype hosttype; -+ bool host_is_pcie2; /* Used for BCMA_HOSTTYPE_PCI only */ - union { - /* Pointer to the PCI bus (only for BCMA_HOSTTYPE_PCI) */ - struct pci_dev *host_pci; ---- a/include/linux/bcma/bcma_driver_pci.h -+++ b/include/linux/bcma/bcma_driver_pci.h -@@ -223,6 +223,7 @@ struct bcma_drv_pci_host { - - struct bcma_drv_pci { - struct bcma_device *core; -+ u8 early_setup_done:1; - u8 setup_done:1; - u8 hostmode:1; - -@@ -237,6 +238,7 @@ struct bcma_drv_pci { - #define pcicore_write16(pc, offset, val) bcma_write16((pc)->core, offset, val) - #define pcicore_write32(pc, offset, val) bcma_write32((pc)->core, offset, val) - -+extern void bcma_core_pci_early_init(struct bcma_drv_pci *pc); - extern void bcma_core_pci_init(struct bcma_drv_pci *pc); - extern int bcma_core_pci_irq_ctl(struct bcma_drv_pci *pc, - struct bcma_device *core, bool enable); ---- a/include/linux/bcma/bcma_regs.h -+++ b/include/linux/bcma/bcma_regs.h -@@ -64,6 +64,8 @@ - #define BCMA_PCI_GPIO_XTAL 0x40 /* PCI config space GPIO 14 for Xtal powerup */ - #define BCMA_PCI_GPIO_PLL 0x80 /* PCI config space GPIO 15 for PLL powerdown */ - -+#define BCMA_PCIE2_BAR0_WIN2 0x70 -+ - /* SiliconBackplane Address Map. - * All regions may not exist on all chips. - */ ---- a/include/linux/bcma/bcma_soc.h -+++ b/include/linux/bcma/bcma_soc.h -@@ -5,8 +5,6 @@ - - struct bcma_soc { - struct bcma_bus bus; -- struct bcma_device core_cc; -- struct bcma_device core_mips; - }; - - int __init bcma_host_soc_register(struct bcma_soc *soc); ---- a/include/linux/ssb/ssb_regs.h -+++ b/include/linux/ssb/ssb_regs.h -@@ -173,6 +173,7 @@ - #define SSB_SPROMSIZE_BYTES_R123 (SSB_SPROMSIZE_WORDS_R123 * sizeof(u16)) - #define SSB_SPROMSIZE_BYTES_R4 (SSB_SPROMSIZE_WORDS_R4 * sizeof(u16)) - #define SSB_SPROMSIZE_WORDS_R10 230 -+#define SSB_SPROMSIZE_WORDS_R11 234 - #define SSB_SPROM_BASE1 0x1000 - #define SSB_SPROM_BASE31 0x0800 - #define SSB_SPROM_REVISION 0x007E |