mirror of
https://github.com/openwrt/openwrt.git
synced 2024-12-26 00:41:17 +00:00
687 lines
16 KiB
Diff
687 lines
16 KiB
Diff
--- a/arch/mips/bcm47xx/Kconfig
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+++ b/arch/mips/bcm47xx/Kconfig
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@@ -4,6 +4,7 @@ config BCM47XX_SSB
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bool "SSB Support for Broadcom BCM47XX"
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select SYS_HAS_CPU_BMIPS32_3300
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select SSB
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+ select SSB_HOST_SOC
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select SSB_DRIVER_MIPS
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select SSB_DRIVER_EXTIF
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select SSB_EMBEDDED
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--- a/drivers/ssb/Kconfig
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+++ b/drivers/ssb/Kconfig
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@@ -80,6 +80,15 @@ config SSB_SDIOHOST
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If unsure, say N
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+config SSB_HOST_SOC
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+ bool "Support for SSB bus on SoC"
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+ depends on SSB
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+ help
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+ Host interface for a SSB directly mapped into memory. This is
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+ for some Broadcom SoCs from the BCM47xx and BCM53xx lines.
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+
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+ If unsure, say N
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+
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config SSB_SILENT
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bool "No SSB kernel messages"
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depends on SSB && EXPERT
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--- a/drivers/ssb/Makefile
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+++ b/drivers/ssb/Makefile
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@@ -5,8 +5,9 @@ ssb-$(CONFIG_SSB_SPROM) += sprom.o
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# host support
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ssb-$(CONFIG_SSB_PCIHOST) += pci.o pcihost_wrapper.o
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-ssb-$(CONFIG_SSB_PCMCIAHOST) += pcmcia.o
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+ssb-$(CONFIG_SSB_PCMCIAHOST) += pcmcia.o bridge_pcmcia_80211.o
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ssb-$(CONFIG_SSB_SDIOHOST) += sdio.o
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+ssb-$(CONFIG_SSB_HOST_SOC) += host_soc.o
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# built-in drivers
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ssb-y += driver_chipcommon.o
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--- /dev/null
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+++ b/drivers/ssb/bridge_pcmcia_80211.c
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@@ -0,0 +1,128 @@
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+/*
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+ * Broadcom 43xx PCMCIA-SSB bridge module
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+ *
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+ * Copyright (c) 2007 Michael Buesch <m@bues.ch>
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+ *
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+ * Licensed under the GNU/GPL. See COPYING for details.
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+ */
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+
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+#include <linux/ssb/ssb.h>
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+#include <linux/slab.h>
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+#include <linux/module.h>
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+
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+#include <pcmcia/cistpl.h>
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+#include <pcmcia/ciscode.h>
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+#include <pcmcia/ds.h>
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+#include <pcmcia/cisreg.h>
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+
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+#include "ssb_private.h"
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+
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+static const struct pcmcia_device_id ssb_host_pcmcia_tbl[] = {
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+ PCMCIA_DEVICE_MANF_CARD(0x2D0, 0x448),
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+ PCMCIA_DEVICE_MANF_CARD(0x2D0, 0x476),
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+ PCMCIA_DEVICE_NULL,
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+};
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+
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+MODULE_DEVICE_TABLE(pcmcia, ssb_host_pcmcia_tbl);
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+
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+static int ssb_host_pcmcia_probe(struct pcmcia_device *dev)
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+{
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+ struct ssb_bus *ssb;
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+ int err = -ENOMEM;
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+ int res = 0;
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+
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+ ssb = kzalloc(sizeof(*ssb), GFP_KERNEL);
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+ if (!ssb)
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+ goto out_error;
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+
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+ err = -ENODEV;
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+
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+ dev->config_flags |= CONF_ENABLE_IRQ;
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+
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+ dev->resource[2]->flags |= WIN_ENABLE | WIN_DATA_WIDTH_16 |
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+ WIN_USE_WAIT;
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+ dev->resource[2]->start = 0;
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+ dev->resource[2]->end = SSB_CORE_SIZE;
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+ res = pcmcia_request_window(dev, dev->resource[2], 250);
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+ if (res != 0)
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+ goto err_kfree_ssb;
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+
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+ res = pcmcia_map_mem_page(dev, dev->resource[2], 0);
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+ if (res != 0)
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+ goto err_disable;
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+
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+ if (!dev->irq)
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+ goto err_disable;
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+
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+ res = pcmcia_enable_device(dev);
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+ if (res != 0)
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+ goto err_disable;
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+
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+ err = ssb_bus_pcmciabus_register(ssb, dev, dev->resource[2]->start);
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+ if (err)
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+ goto err_disable;
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+ dev->priv = ssb;
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+
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+ return 0;
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+
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+err_disable:
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+ pcmcia_disable_device(dev);
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+err_kfree_ssb:
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+ kfree(ssb);
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+out_error:
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+ ssb_err("Initialization failed (%d, %d)\n", res, err);
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+ return err;
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+}
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+
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+static void ssb_host_pcmcia_remove(struct pcmcia_device *dev)
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+{
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+ struct ssb_bus *ssb = dev->priv;
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+
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+ ssb_bus_unregister(ssb);
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+ pcmcia_disable_device(dev);
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+ kfree(ssb);
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+ dev->priv = NULL;
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+}
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+
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+#ifdef CONFIG_PM
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+static int ssb_host_pcmcia_suspend(struct pcmcia_device *dev)
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+{
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+ struct ssb_bus *ssb = dev->priv;
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+
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+ return ssb_bus_suspend(ssb);
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+}
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+
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+static int ssb_host_pcmcia_resume(struct pcmcia_device *dev)
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+{
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+ struct ssb_bus *ssb = dev->priv;
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+
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+ return ssb_bus_resume(ssb);
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+}
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+#else /* CONFIG_PM */
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+# define ssb_host_pcmcia_suspend NULL
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+# define ssb_host_pcmcia_resume NULL
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+#endif /* CONFIG_PM */
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+
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+static struct pcmcia_driver ssb_host_pcmcia_driver = {
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+ .owner = THIS_MODULE,
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+ .name = "ssb-pcmcia",
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+ .id_table = ssb_host_pcmcia_tbl,
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+ .probe = ssb_host_pcmcia_probe,
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+ .remove = ssb_host_pcmcia_remove,
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+ .suspend = ssb_host_pcmcia_suspend,
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+ .resume = ssb_host_pcmcia_resume,
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+};
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+
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+/*
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+ * These are not module init/exit functions!
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+ * The module_pcmcia_driver() helper cannot be used here.
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+ */
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+int ssb_host_pcmcia_init(void)
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+{
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+ return pcmcia_register_driver(&ssb_host_pcmcia_driver);
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+}
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+
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+void ssb_host_pcmcia_exit(void)
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+{
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+ pcmcia_unregister_driver(&ssb_host_pcmcia_driver);
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+}
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--- /dev/null
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+++ b/drivers/ssb/host_soc.c
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@@ -0,0 +1,173 @@
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+/*
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+ * Sonics Silicon Backplane SoC host related functions.
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+ * Subsystem core
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+ *
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+ * Copyright 2005, Broadcom Corporation
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+ * Copyright 2006, 2007, Michael Buesch <m@bues.ch>
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+ *
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+ * Licensed under the GNU/GPL. See COPYING for details.
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+ */
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+
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+#include <linux/ssb/ssb.h>
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+
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+#include "ssb_private.h"
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+
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+static u8 ssb_host_soc_read8(struct ssb_device *dev, u16 offset)
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+{
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+ struct ssb_bus *bus = dev->bus;
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+
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+ offset += dev->core_index * SSB_CORE_SIZE;
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+ return readb(bus->mmio + offset);
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+}
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+
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+static u16 ssb_host_soc_read16(struct ssb_device *dev, u16 offset)
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+{
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+ struct ssb_bus *bus = dev->bus;
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+
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+ offset += dev->core_index * SSB_CORE_SIZE;
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+ return readw(bus->mmio + offset);
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+}
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+
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+static u32 ssb_host_soc_read32(struct ssb_device *dev, u16 offset)
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+{
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+ struct ssb_bus *bus = dev->bus;
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+
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+ offset += dev->core_index * SSB_CORE_SIZE;
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+ return readl(bus->mmio + offset);
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+}
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+
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+#ifdef CONFIG_SSB_BLOCKIO
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+static void ssb_host_soc_block_read(struct ssb_device *dev, void *buffer,
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+ size_t count, u16 offset, u8 reg_width)
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+{
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+ struct ssb_bus *bus = dev->bus;
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+ void __iomem *addr;
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+
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+ offset += dev->core_index * SSB_CORE_SIZE;
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+ addr = bus->mmio + offset;
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+
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+ switch (reg_width) {
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+ case sizeof(u8): {
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+ u8 *buf = buffer;
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+
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+ while (count) {
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+ *buf = __raw_readb(addr);
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+ buf++;
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+ count--;
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+ }
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+ break;
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+ }
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+ case sizeof(u16): {
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+ __le16 *buf = buffer;
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+
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+ SSB_WARN_ON(count & 1);
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+ while (count) {
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+ *buf = (__force __le16)__raw_readw(addr);
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+ buf++;
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+ count -= 2;
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+ }
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+ break;
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+ }
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+ case sizeof(u32): {
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+ __le32 *buf = buffer;
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+
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+ SSB_WARN_ON(count & 3);
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+ while (count) {
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+ *buf = (__force __le32)__raw_readl(addr);
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+ buf++;
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+ count -= 4;
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+ }
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+ break;
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+ }
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+ default:
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+ SSB_WARN_ON(1);
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+ }
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+}
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+#endif /* CONFIG_SSB_BLOCKIO */
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+
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+static void ssb_host_soc_write8(struct ssb_device *dev, u16 offset, u8 value)
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+{
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+ struct ssb_bus *bus = dev->bus;
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+
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+ offset += dev->core_index * SSB_CORE_SIZE;
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+ writeb(value, bus->mmio + offset);
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+}
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+
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+static void ssb_host_soc_write16(struct ssb_device *dev, u16 offset, u16 value)
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+{
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+ struct ssb_bus *bus = dev->bus;
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+
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+ offset += dev->core_index * SSB_CORE_SIZE;
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+ writew(value, bus->mmio + offset);
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+}
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+
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+static void ssb_host_soc_write32(struct ssb_device *dev, u16 offset, u32 value)
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+{
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+ struct ssb_bus *bus = dev->bus;
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+
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+ offset += dev->core_index * SSB_CORE_SIZE;
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+ writel(value, bus->mmio + offset);
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+}
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+
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+#ifdef CONFIG_SSB_BLOCKIO
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+static void ssb_host_soc_block_write(struct ssb_device *dev, const void *buffer,
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+ size_t count, u16 offset, u8 reg_width)
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+{
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+ struct ssb_bus *bus = dev->bus;
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+ void __iomem *addr;
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+
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+ offset += dev->core_index * SSB_CORE_SIZE;
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+ addr = bus->mmio + offset;
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+
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+ switch (reg_width) {
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+ case sizeof(u8): {
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+ const u8 *buf = buffer;
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+
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+ while (count) {
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+ __raw_writeb(*buf, addr);
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+ buf++;
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+ count--;
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+ }
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+ break;
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+ }
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+ case sizeof(u16): {
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+ const __le16 *buf = buffer;
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+
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+ SSB_WARN_ON(count & 1);
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+ while (count) {
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+ __raw_writew((__force u16)(*buf), addr);
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+ buf++;
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+ count -= 2;
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+ }
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+ break;
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+ }
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+ case sizeof(u32): {
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+ const __le32 *buf = buffer;
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+
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+ SSB_WARN_ON(count & 3);
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+ while (count) {
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+ __raw_writel((__force u32)(*buf), addr);
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+ buf++;
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+ count -= 4;
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+ }
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+ break;
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+ }
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+ default:
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+ SSB_WARN_ON(1);
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+ }
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+}
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+#endif /* CONFIG_SSB_BLOCKIO */
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+
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+/* Ops for the plain SSB bus without a host-device (no PCI or PCMCIA). */
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+const struct ssb_bus_ops ssb_host_soc_ops = {
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+ .read8 = ssb_host_soc_read8,
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+ .read16 = ssb_host_soc_read16,
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+ .read32 = ssb_host_soc_read32,
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+ .write8 = ssb_host_soc_write8,
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+ .write16 = ssb_host_soc_write16,
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+ .write32 = ssb_host_soc_write32,
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+#ifdef CONFIG_SSB_BLOCKIO
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+ .block_read = ssb_host_soc_block_read,
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+ .block_write = ssb_host_soc_block_write,
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+#endif
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+};
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--- a/drivers/ssb/main.c
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+++ b/drivers/ssb/main.c
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@@ -596,166 +596,6 @@ error:
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return err;
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}
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-static u8 ssb_ssb_read8(struct ssb_device *dev, u16 offset)
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-{
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- struct ssb_bus *bus = dev->bus;
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-
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- offset += dev->core_index * SSB_CORE_SIZE;
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- return readb(bus->mmio + offset);
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-}
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-
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-static u16 ssb_ssb_read16(struct ssb_device *dev, u16 offset)
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-{
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- struct ssb_bus *bus = dev->bus;
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-
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- offset += dev->core_index * SSB_CORE_SIZE;
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- return readw(bus->mmio + offset);
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-}
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-
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-static u32 ssb_ssb_read32(struct ssb_device *dev, u16 offset)
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-{
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- struct ssb_bus *bus = dev->bus;
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-
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- offset += dev->core_index * SSB_CORE_SIZE;
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- return readl(bus->mmio + offset);
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-}
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-
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-#ifdef CONFIG_SSB_BLOCKIO
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-static void ssb_ssb_block_read(struct ssb_device *dev, void *buffer,
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- size_t count, u16 offset, u8 reg_width)
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-{
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- struct ssb_bus *bus = dev->bus;
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- void __iomem *addr;
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-
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- offset += dev->core_index * SSB_CORE_SIZE;
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- addr = bus->mmio + offset;
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-
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- switch (reg_width) {
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- case sizeof(u8): {
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- u8 *buf = buffer;
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-
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- while (count) {
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- *buf = __raw_readb(addr);
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- buf++;
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- count--;
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- }
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- break;
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- }
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- case sizeof(u16): {
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- __le16 *buf = buffer;
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-
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- SSB_WARN_ON(count & 1);
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- while (count) {
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- *buf = (__force __le16)__raw_readw(addr);
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- buf++;
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- count -= 2;
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- }
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- break;
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- }
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- case sizeof(u32): {
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- __le32 *buf = buffer;
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-
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- SSB_WARN_ON(count & 3);
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- while (count) {
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- *buf = (__force __le32)__raw_readl(addr);
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- buf++;
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- count -= 4;
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- }
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- break;
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- }
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- default:
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- SSB_WARN_ON(1);
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- }
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-}
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-#endif /* CONFIG_SSB_BLOCKIO */
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-
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-static void ssb_ssb_write8(struct ssb_device *dev, u16 offset, u8 value)
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-{
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- struct ssb_bus *bus = dev->bus;
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-
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- offset += dev->core_index * SSB_CORE_SIZE;
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- writeb(value, bus->mmio + offset);
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-}
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-
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-static void ssb_ssb_write16(struct ssb_device *dev, u16 offset, u16 value)
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-{
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- struct ssb_bus *bus = dev->bus;
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-
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- offset += dev->core_index * SSB_CORE_SIZE;
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- writew(value, bus->mmio + offset);
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-}
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-
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-static void ssb_ssb_write32(struct ssb_device *dev, u16 offset, u32 value)
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-{
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- struct ssb_bus *bus = dev->bus;
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-
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- offset += dev->core_index * SSB_CORE_SIZE;
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- writel(value, bus->mmio + offset);
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-}
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-
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-#ifdef CONFIG_SSB_BLOCKIO
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-static void ssb_ssb_block_write(struct ssb_device *dev, const void *buffer,
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- size_t count, u16 offset, u8 reg_width)
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-{
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- struct ssb_bus *bus = dev->bus;
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- void __iomem *addr;
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-
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- offset += dev->core_index * SSB_CORE_SIZE;
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- addr = bus->mmio + offset;
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-
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- switch (reg_width) {
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- case sizeof(u8): {
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- const u8 *buf = buffer;
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-
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- while (count) {
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- __raw_writeb(*buf, addr);
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- buf++;
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- count--;
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- }
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- break;
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- }
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- case sizeof(u16): {
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- const __le16 *buf = buffer;
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-
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- SSB_WARN_ON(count & 1);
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- while (count) {
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- __raw_writew((__force u16)(*buf), addr);
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- buf++;
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- count -= 2;
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- }
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- break;
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- }
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- case sizeof(u32): {
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- const __le32 *buf = buffer;
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-
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- SSB_WARN_ON(count & 3);
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- while (count) {
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- __raw_writel((__force u32)(*buf), addr);
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- buf++;
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- count -= 4;
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- }
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- break;
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- }
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- default:
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- SSB_WARN_ON(1);
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- }
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-}
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-#endif /* CONFIG_SSB_BLOCKIO */
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-
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-/* Ops for the plain SSB bus without a host-device (no PCI or PCMCIA). */
|
|
-static const struct ssb_bus_ops ssb_ssb_ops = {
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- .read8 = ssb_ssb_read8,
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|
- .read16 = ssb_ssb_read16,
|
|
- .read32 = ssb_ssb_read32,
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|
- .write8 = ssb_ssb_write8,
|
|
- .write16 = ssb_ssb_write16,
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|
- .write32 = ssb_ssb_write32,
|
|
-#ifdef CONFIG_SSB_BLOCKIO
|
|
- .block_read = ssb_ssb_block_read,
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- .block_write = ssb_ssb_block_write,
|
|
-#endif
|
|
-};
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|
-
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static int ssb_fetch_invariants(struct ssb_bus *bus,
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|
ssb_invariants_func_t get_invariants)
|
|
{
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|
@@ -876,7 +716,6 @@ int ssb_bus_pcibus_register(struct ssb_b
|
|
|
|
return err;
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|
}
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-EXPORT_SYMBOL(ssb_bus_pcibus_register);
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|
#endif /* CONFIG_SSB_PCIHOST */
|
|
|
|
#ifdef CONFIG_SSB_PCMCIAHOST
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@@ -898,7 +737,6 @@ int ssb_bus_pcmciabus_register(struct ss
|
|
|
|
return err;
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|
}
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|
-EXPORT_SYMBOL(ssb_bus_pcmciabus_register);
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|
#endif /* CONFIG_SSB_PCMCIAHOST */
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|
|
|
#ifdef CONFIG_SSB_SDIOHOST
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@@ -923,13 +761,14 @@ int ssb_bus_sdiobus_register(struct ssb_
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|
EXPORT_SYMBOL(ssb_bus_sdiobus_register);
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|
#endif /* CONFIG_SSB_PCMCIAHOST */
|
|
|
|
+#ifdef CONFIG_SSB_HOST_SOC
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|
int ssb_bus_ssbbus_register(struct ssb_bus *bus, unsigned long baseaddr,
|
|
ssb_invariants_func_t get_invariants)
|
|
{
|
|
int err;
|
|
|
|
bus->bustype = SSB_BUSTYPE_SSB;
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|
- bus->ops = &ssb_ssb_ops;
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|
+ bus->ops = &ssb_host_soc_ops;
|
|
|
|
err = ssb_bus_register(bus, get_invariants, baseaddr);
|
|
if (!err) {
|
|
@@ -939,6 +778,7 @@ int ssb_bus_ssbbus_register(struct ssb_b
|
|
|
|
return err;
|
|
}
|
|
+#endif
|
|
|
|
int __ssb_driver_register(struct ssb_driver *drv, struct module *owner)
|
|
{
|
|
@@ -1465,6 +1305,12 @@ static int __init ssb_modinit(void)
|
|
/* don't fail SSB init because of this */
|
|
err = 0;
|
|
}
|
|
+ err = ssb_host_pcmcia_init();
|
|
+ if (err) {
|
|
+ ssb_err("PCMCIA host initialization failed\n");
|
|
+ /* don't fail SSB init because of this */
|
|
+ err = 0;
|
|
+ }
|
|
err = ssb_gige_init();
|
|
if (err) {
|
|
ssb_err("SSB Broadcom Gigabit Ethernet driver initialization failed\n");
|
|
@@ -1482,6 +1328,7 @@ fs_initcall(ssb_modinit);
|
|
static void __exit ssb_modexit(void)
|
|
{
|
|
ssb_gige_exit();
|
|
+ ssb_host_pcmcia_exit();
|
|
b43_pci_ssb_bridge_exit();
|
|
bus_unregister(&ssb_bustype);
|
|
}
|
|
--- a/drivers/ssb/pcmcia.c
|
|
+++ b/drivers/ssb/pcmcia.c
|
|
@@ -147,8 +147,7 @@ error:
|
|
return err;
|
|
}
|
|
|
|
-int ssb_pcmcia_switch_core(struct ssb_bus *bus,
|
|
- struct ssb_device *dev)
|
|
+static int ssb_pcmcia_switch_core(struct ssb_bus *bus, struct ssb_device *dev)
|
|
{
|
|
int err;
|
|
|
|
--- a/drivers/ssb/sdio.c
|
|
+++ b/drivers/ssb/sdio.c
|
|
@@ -200,7 +200,7 @@ out:
|
|
}
|
|
|
|
/* host must be already claimed */
|
|
-int ssb_sdio_switch_core(struct ssb_bus *bus, struct ssb_device *dev)
|
|
+static int ssb_sdio_switch_core(struct ssb_bus *bus, struct ssb_device *dev)
|
|
{
|
|
u8 coreidx = dev->core_index;
|
|
u32 sbaddr;
|
|
--- a/drivers/ssb/ssb_private.h
|
|
+++ b/drivers/ssb/ssb_private.h
|
|
@@ -85,8 +85,6 @@ static inline int ssb_pci_init(struct ss
|
|
|
|
/* pcmcia.c */
|
|
#ifdef CONFIG_SSB_PCMCIAHOST
|
|
-extern int ssb_pcmcia_switch_core(struct ssb_bus *bus,
|
|
- struct ssb_device *dev);
|
|
extern int ssb_pcmcia_switch_coreidx(struct ssb_bus *bus,
|
|
u8 coreidx);
|
|
extern int ssb_pcmcia_switch_segment(struct ssb_bus *bus,
|
|
@@ -96,13 +94,10 @@ extern int ssb_pcmcia_get_invariants(str
|
|
extern int ssb_pcmcia_hardware_setup(struct ssb_bus *bus);
|
|
extern void ssb_pcmcia_exit(struct ssb_bus *bus);
|
|
extern int ssb_pcmcia_init(struct ssb_bus *bus);
|
|
+extern int ssb_host_pcmcia_init(void);
|
|
+extern void ssb_host_pcmcia_exit(void);
|
|
extern const struct ssb_bus_ops ssb_pcmcia_ops;
|
|
#else /* CONFIG_SSB_PCMCIAHOST */
|
|
-static inline int ssb_pcmcia_switch_core(struct ssb_bus *bus,
|
|
- struct ssb_device *dev)
|
|
-{
|
|
- return 0;
|
|
-}
|
|
static inline int ssb_pcmcia_switch_coreidx(struct ssb_bus *bus,
|
|
u8 coreidx)
|
|
{
|
|
@@ -124,6 +119,13 @@ static inline int ssb_pcmcia_init(struct
|
|
{
|
|
return 0;
|
|
}
|
|
+static inline int ssb_host_pcmcia_init(void)
|
|
+{
|
|
+ return 0;
|
|
+}
|
|
+static inline void ssb_host_pcmcia_exit(void)
|
|
+{
|
|
+}
|
|
#endif /* CONFIG_SSB_PCMCIAHOST */
|
|
|
|
/* sdio.c */
|
|
@@ -132,9 +134,7 @@ extern int ssb_sdio_get_invariants(struc
|
|
struct ssb_init_invariants *iv);
|
|
|
|
extern u32 ssb_sdio_scan_read32(struct ssb_bus *bus, u16 offset);
|
|
-extern int ssb_sdio_switch_core(struct ssb_bus *bus, struct ssb_device *dev);
|
|
extern int ssb_sdio_scan_switch_coreidx(struct ssb_bus *bus, u8 coreidx);
|
|
-extern int ssb_sdio_hardware_setup(struct ssb_bus *bus);
|
|
extern void ssb_sdio_exit(struct ssb_bus *bus);
|
|
extern int ssb_sdio_init(struct ssb_bus *bus);
|
|
|
|
@@ -144,19 +144,10 @@ static inline u32 ssb_sdio_scan_read32(s
|
|
{
|
|
return 0;
|
|
}
|
|
-static inline int ssb_sdio_switch_core(struct ssb_bus *bus,
|
|
- struct ssb_device *dev)
|
|
-{
|
|
- return 0;
|
|
-}
|
|
static inline int ssb_sdio_scan_switch_coreidx(struct ssb_bus *bus, u8 coreidx)
|
|
{
|
|
return 0;
|
|
}
|
|
-static inline int ssb_sdio_hardware_setup(struct ssb_bus *bus)
|
|
-{
|
|
- return 0;
|
|
-}
|
|
static inline void ssb_sdio_exit(struct ssb_bus *bus)
|
|
{
|
|
}
|
|
@@ -166,6 +157,13 @@ static inline int ssb_sdio_init(struct s
|
|
}
|
|
#endif /* CONFIG_SSB_SDIOHOST */
|
|
|
|
+/**************************************************
|
|
+ * host_soc.c
|
|
+ **************************************************/
|
|
+
|
|
+#ifdef CONFIG_SSB_HOST_SOC
|
|
+extern const struct ssb_bus_ops ssb_host_soc_ops;
|
|
+#endif
|
|
|
|
/* scan.c */
|
|
extern const char *ssb_core_name(u16 coreid);
|