mirror of
https://github.com/openwrt/openwrt.git
synced 2024-12-30 02:29:01 +00:00
248 lines
6.5 KiB
Diff
248 lines
6.5 KiB
Diff
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--- a/arch/mips/bcm47xx/setup.c
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+++ b/arch/mips/bcm47xx/setup.c
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@@ -194,6 +194,10 @@ static void __init bcm47xx_register_bcma
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err = bcma_host_soc_register(&bcm47xx_bus.bcma);
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if (err)
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+ panic("Failed to register BCMA bus (err %d)", err);
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+
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+ err = bcma_host_soc_init(&bcm47xx_bus.bcma);
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+ if (err)
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panic("Failed to initialize BCMA bus (err %d)", err);
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bcm47xx_fill_bcma_boardinfo(&bcm47xx_bus.bcma.bus.boardinfo, NULL);
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--- a/drivers/bcma/host_pci.c
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+++ b/drivers/bcma/host_pci.c
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@@ -208,6 +208,9 @@ static int bcma_host_pci_probe(struct pc
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bus->boardinfo.vendor = bus->host_pci->subsystem_vendor;
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bus->boardinfo.type = bus->host_pci->subsystem_device;
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+ /* Initialize struct, detect chip */
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+ bcma_init_bus(bus);
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+
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/* Register */
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err = bcma_bus_register(bus);
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if (err)
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@@ -282,6 +285,7 @@ static const struct pci_device_id bcma_p
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{ PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x43a9) },
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{ PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x43aa) },
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{ PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4727) },
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+ { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 43227) }, /* 0xA8DB */
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{ 0, },
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};
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MODULE_DEVICE_TABLE(pci, bcma_pci_bridge_tbl);
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--- a/drivers/bcma/host_soc.c
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+++ b/drivers/bcma/host_soc.c
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@@ -165,7 +165,6 @@ static const struct bcma_host_ops bcma_h
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int __init bcma_host_soc_register(struct bcma_soc *soc)
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{
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struct bcma_bus *bus = &soc->bus;
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- int err;
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/* iomap only first core. We have to read some register on this core
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* to scan the bus.
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@@ -178,7 +177,18 @@ int __init bcma_host_soc_register(struct
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bus->hosttype = BCMA_HOSTTYPE_SOC;
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bus->ops = &bcma_host_soc_ops;
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- /* Register */
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+ /* Initialize struct, detect chip */
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+ bcma_init_bus(bus);
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+
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+ return 0;
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+}
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+
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+int __init bcma_host_soc_init(struct bcma_soc *soc)
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+{
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+ struct bcma_bus *bus = &soc->bus;
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+ int err;
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+
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+ /* Scan bus and initialize it */
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err = bcma_bus_early_register(bus, &soc->core_cc, &soc->core_mips);
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if (err)
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iounmap(bus->mmio);
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--- a/drivers/bcma/main.c
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+++ b/drivers/bcma/main.c
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@@ -111,10 +111,53 @@ static void bcma_release_core_dev(struct
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kfree(core);
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}
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-static int bcma_register_cores(struct bcma_bus *bus)
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+static bool bcma_is_core_needed_early(u16 core_id)
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+{
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+ switch (core_id) {
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+ case BCMA_CORE_NS_NAND:
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+ case BCMA_CORE_NS_QSPI:
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+ return true;
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+ }
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+
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+ return false;
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+}
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+
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+static void bcma_register_core(struct bcma_bus *bus, struct bcma_device *core)
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+{
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+ int err;
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+
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+ core->dev.release = bcma_release_core_dev;
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+ core->dev.bus = &bcma_bus_type;
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+ dev_set_name(&core->dev, "bcma%d:%d", bus->num, core->core_index);
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+
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+ switch (bus->hosttype) {
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+ case BCMA_HOSTTYPE_PCI:
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+ core->dev.parent = &bus->host_pci->dev;
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+ core->dma_dev = &bus->host_pci->dev;
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+ core->irq = bus->host_pci->irq;
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+ break;
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+ case BCMA_HOSTTYPE_SOC:
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+ core->dev.dma_mask = &core->dev.coherent_dma_mask;
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+ core->dma_dev = &core->dev;
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+ break;
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+ case BCMA_HOSTTYPE_SDIO:
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+ break;
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+ }
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+
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+ err = device_register(&core->dev);
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+ if (err) {
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+ bcma_err(bus, "Could not register dev for core 0x%03X\n",
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+ core->id.id);
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+ put_device(&core->dev);
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+ return;
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+ }
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+ core->dev_registered = true;
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+}
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+
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+static int bcma_register_devices(struct bcma_bus *bus)
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{
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struct bcma_device *core;
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- int err, dev_id = 0;
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+ int err;
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list_for_each_entry(core, &bus->cores, list) {
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/* We support that cores ourself */
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@@ -129,39 +172,16 @@ static int bcma_register_cores(struct bc
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continue;
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}
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+ /* Early cores were already registered */
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+ if (bcma_is_core_needed_early(core->id.id))
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+ continue;
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+
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/* Only first GMAC core on BCM4706 is connected and working */
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if (core->id.id == BCMA_CORE_4706_MAC_GBIT &&
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core->core_unit > 0)
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continue;
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- core->dev.release = bcma_release_core_dev;
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- core->dev.bus = &bcma_bus_type;
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- dev_set_name(&core->dev, "bcma%d:%d", bus->num, dev_id);
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-
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- switch (bus->hosttype) {
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- case BCMA_HOSTTYPE_PCI:
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- core->dev.parent = &bus->host_pci->dev;
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- core->dma_dev = &bus->host_pci->dev;
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- core->irq = bus->host_pci->irq;
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- break;
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- case BCMA_HOSTTYPE_SOC:
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- core->dev.dma_mask = &core->dev.coherent_dma_mask;
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- core->dma_dev = &core->dev;
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- break;
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- case BCMA_HOSTTYPE_SDIO:
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- break;
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- }
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-
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- err = device_register(&core->dev);
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- if (err) {
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- bcma_err(bus,
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- "Could not register dev for core 0x%03X\n",
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- core->id.id);
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- put_device(&core->dev);
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- continue;
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- }
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- core->dev_registered = true;
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- dev_id++;
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+ bcma_register_core(bus, core);
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}
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#ifdef CONFIG_BCMA_DRIVER_MIPS
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@@ -238,6 +258,12 @@ int bcma_bus_register(struct bcma_bus *b
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bcma_core_chipcommon_early_init(&bus->drv_cc);
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}
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+ /* Cores providing flash access go before SPROM init */
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+ list_for_each_entry(core, &bus->cores, list) {
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+ if (bcma_is_core_needed_early(core->id.id))
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+ bcma_register_core(bus, core);
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+ }
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+
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/* Try to get SPROM */
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err = bcma_sprom_get(bus);
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if (err == -ENOENT) {
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@@ -288,7 +314,7 @@ int bcma_bus_register(struct bcma_bus *b
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}
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/* Register found cores */
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- bcma_register_cores(bus);
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+ bcma_register_devices(bus);
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bcma_info(bus, "Bus registered\n");
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@@ -325,8 +351,6 @@ int __init bcma_bus_early_register(struc
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struct bcma_device *core;
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struct bcma_device_id match;
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- bcma_init_bus(bus);
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-
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match.manuf = BCMA_MANUF_BCM;
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match.id = bcma_cc_core_id(bus);
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match.class = BCMA_CL_SIM;
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--- a/drivers/bcma/scan.c
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+++ b/drivers/bcma/scan.c
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@@ -438,9 +438,6 @@ void bcma_init_bus(struct bcma_bus *bus)
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s32 tmp;
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struct bcma_chipinfo *chipinfo = &(bus->chipinfo);
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- if (bus->init_done)
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- return;
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-
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INIT_LIST_HEAD(&bus->cores);
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bus->nr_cores = 0;
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@@ -452,8 +449,6 @@ void bcma_init_bus(struct bcma_bus *bus)
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chipinfo->pkg = (tmp & BCMA_CC_ID_PKG) >> BCMA_CC_ID_PKG_SHIFT;
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bcma_info(bus, "Found chip with id 0x%04X, rev 0x%02X and package 0x%02X\n",
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chipinfo->id, chipinfo->rev, chipinfo->pkg);
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-
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- bus->init_done = true;
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}
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int bcma_bus_scan(struct bcma_bus *bus)
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@@ -463,8 +458,6 @@ int bcma_bus_scan(struct bcma_bus *bus)
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int err, core_num = 0;
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- bcma_init_bus(bus);
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-
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erombase = bcma_scan_read32(bus, 0, BCMA_CC_EROM);
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if (bus->hosttype == BCMA_HOSTTYPE_SOC) {
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eromptr = ioremap_nocache(erombase, BCMA_CORE_SIZE);
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--- a/include/linux/bcma/bcma.h
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+++ b/include/linux/bcma/bcma.h
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@@ -332,7 +332,6 @@ struct bcma_bus {
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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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--- a/include/linux/bcma/bcma_soc.h
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+++ b/include/linux/bcma/bcma_soc.h
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@@ -10,6 +10,7 @@ struct bcma_soc {
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};
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int __init bcma_host_soc_register(struct bcma_soc *soc);
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+int __init bcma_host_soc_init(struct bcma_soc *soc);
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int bcma_bus_register(struct bcma_bus *bus);
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