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-rw-r--r--target/linux/generic/patches-2.6.30/025-bcma_backport.patch1607
1 files changed, 1434 insertions, 173 deletions
diff --git a/target/linux/generic/patches-2.6.30/025-bcma_backport.patch b/target/linux/generic/patches-2.6.30/025-bcma_backport.patch
index f9c994a60f..a95db6eb92 100644
--- a/target/linux/generic/patches-2.6.30/025-bcma_backport.patch
+++ b/target/linux/generic/patches-2.6.30/025-bcma_backport.patch
@@ -71,7 +71,7 @@
obj-y += platform/
--- /dev/null
+++ b/drivers/bcma/Kconfig
-@@ -0,0 +1,44 @@
+@@ -0,0 +1,57 @@
+config BCMA_POSSIBLE
+ bool
+ depends on HAS_IOMEM && HAS_DMA
@@ -107,6 +107,19 @@
+ help
+ PCI core hostmode operation (external PCI bus).
+
++config BCMA_HOST_SOC
++ bool
++ depends on BCMA_DRIVER_MIPS
++
++config BCMA_DRIVER_MIPS
++ bool "BCMA Broadcom MIPS core driver"
++ depends on BCMA && MIPS
++ help
++ Driver for the Broadcom MIPS core attached to Broadcom specific
++ Advanced Microcontroller Bus.
++
++ If unsure, say N
++
+config BCMA_DEBUG
+ bool "BCMA debugging"
+ depends on BCMA
@@ -118,12 +131,14 @@
+endmenu
--- /dev/null
+++ b/drivers/bcma/Makefile
-@@ -0,0 +1,8 @@
+@@ -0,0 +1,10 @@
+bcma-y += main.o scan.o core.o sprom.o
+bcma-y += driver_chipcommon.o driver_chipcommon_pmu.o
+bcma-y += driver_pci.o
+bcma-$(CONFIG_BCMA_DRIVER_PCI_HOSTMODE) += driver_pci_host.o
++bcma-$(CONFIG_BCMA_DRIVER_MIPS) += driver_mips.o
+bcma-$(CONFIG_BCMA_HOST_PCI) += host_pci.o
++bcma-$(CONFIG_BCMA_HOST_SOC) += host_soc.o
+obj-$(CONFIG_BCMA) += bcma.o
+
+ccflags-$(CONFIG_BCMA_DEBUG) := -DDEBUG
@@ -157,7 +172,7 @@
+- Create kernel Documentation (use info from README)
--- /dev/null
+++ b/drivers/bcma/bcma_private.h
-@@ -0,0 +1,35 @@
+@@ -0,0 +1,54 @@
+#ifndef LINUX_BCMA_PRIVATE_H_
+#define LINUX_BCMA_PRIVATE_H_
+
@@ -175,13 +190,32 @@
+/* main.c */
+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);
++#ifdef CONFIG_PM
++int bcma_bus_resume(struct bcma_bus *bus);
++#endif
+
+/* scan.c */
+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);
+
++/* driver_chipcommon.c */
++#ifdef CONFIG_BCMA_DRIVER_MIPS
++void bcma_chipco_serial_init(struct bcma_drv_cc *cc);
++#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);
++
+#ifdef CONFIG_BCMA_HOST_PCI
+/* host_pci.c */
+extern int __init bcma_host_pci_init(void);
@@ -195,7 +229,7 @@
+#endif
--- /dev/null
+++ b/drivers/bcma/core.c
-@@ -0,0 +1,124 @@
+@@ -0,0 +1,126 @@
+/*
+ * Broadcom specific AMBA
+ * Core ops
@@ -308,6 +342,8 @@
+u32 bcma_core_dma_translation(struct bcma_device *core)
+{
+ switch (core->bus->hosttype) {
++ case BCMA_HOSTTYPE_SOC:
++ return 0;
+ case BCMA_HOSTTYPE_PCI:
+ if (bcma_aread32(core, BCMA_IOST) & BCMA_IOST_DMA64)
+ return BCMA_DMA_TRANSLATION_DMA64_CMT;
@@ -322,13 +358,13 @@
+EXPORT_SYMBOL(bcma_core_dma_translation);
--- /dev/null
+++ b/drivers/bcma/driver_chipcommon.c
-@@ -0,0 +1,103 @@
+@@ -0,0 +1,156 @@
+/*
+ * Broadcom specific AMBA
+ * ChipCommon core driver
+ *
+ * Copyright 2005, Broadcom Corporation
-+ * Copyright 2006, 2007, Michael Buesch <mb@bu3sch.de>
++ * Copyright 2006, 2007, Michael Buesch <m@bues.ch>
+ *
+ * Licensed under the GNU/GPL. See COPYING for details.
+ */
@@ -351,6 +387,9 @@
+ u32 leddc_on = 10;
+ u32 leddc_off = 90;
+
++ if (cc->setup_done)
++ return;
++
+ if (cc->core->id.rev >= 11)
+ cc->status = bcma_cc_read32(cc, BCMA_CC_CHIPSTAT);
+ cc->capabilities = bcma_cc_read32(cc, BCMA_CC_CAP);
@@ -377,6 +416,8 @@
+ ((leddc_on << BCMA_CC_GPIOTIMER_ONTIME_SHIFT) |
+ (leddc_off << BCMA_CC_GPIOTIMER_OFFTIME_SHIFT)));
+ }
++
++ cc->setup_done = true;
+}
+
+/* Set chip watchdog reset timer to fire in 'ticks' backplane cycles */
@@ -426,14 +467,62 @@
+{
+ return bcma_cc_write32_masked(cc, BCMA_CC_GPIOPOL, mask, value);
+}
++
++#ifdef CONFIG_BCMA_DRIVER_MIPS
++void bcma_chipco_serial_init(struct bcma_drv_cc *cc)
++{
++ unsigned int irq;
++ u32 baud_base;
++ u32 i;
++ unsigned int ccrev = cc->core->id.rev;
++ struct bcma_serial_port *ports = cc->serial_ports;
++
++ if (ccrev >= 11 && ccrev != 15) {
++ /* Fixed ALP clock */
++ baud_base = bcma_pmu_alp_clock(cc);
++ if (ccrev >= 21) {
++ /* Turn off UART clock before switching clocksource. */
++ bcma_cc_write32(cc, BCMA_CC_CORECTL,
++ bcma_cc_read32(cc, BCMA_CC_CORECTL)
++ & ~BCMA_CC_CORECTL_UARTCLKEN);
++ }
++ /* Set the override bit so we don't divide it */
++ bcma_cc_write32(cc, BCMA_CC_CORECTL,
++ bcma_cc_read32(cc, BCMA_CC_CORECTL)
++ | BCMA_CC_CORECTL_UARTCLK0);
++ if (ccrev >= 21) {
++ /* Re-enable the UART clock. */
++ bcma_cc_write32(cc, BCMA_CC_CORECTL,
++ bcma_cc_read32(cc, BCMA_CC_CORECTL)
++ | BCMA_CC_CORECTL_UARTCLKEN);
++ }
++ } else {
++ pr_err("serial not supported on this device ccrev: 0x%x\n",
++ ccrev);
++ return;
++ }
++
++ irq = bcma_core_mips_irq(cc->core);
++
++ /* Determine the registers of the UARTs */
++ cc->nr_serial_ports = (cc->capabilities & BCMA_CC_CAP_NRUART);
++ for (i = 0; i < cc->nr_serial_ports; i++) {
++ ports[i].regs = cc->core->io_addr + BCMA_CC_UART0_DATA +
++ (i * 256);
++ ports[i].irq = irq;
++ ports[i].baud_base = baud_base;
++ ports[i].reg_shift = 0;
++ }
++}
++#endif /* CONFIG_BCMA_DRIVER_MIPS */
--- /dev/null
+++ b/drivers/bcma/driver_chipcommon_pmu.c
-@@ -0,0 +1,138 @@
+@@ -0,0 +1,309 @@
+/*
+ * Broadcom specific AMBA
+ * ChipCommon Power Management Unit driver
+ *
-+ * Copyright 2009, Michael Buesch <mb@bu3sch.de>
++ * Copyright 2009, Michael Buesch <m@bues.ch>
+ * Copyright 2007, Broadcom Corporation
+ *
+ * Licensed under the GNU/GPL. See COPYING for details.
@@ -442,20 +531,47 @@
+#include "bcma_private.h"
+#include <linux/bcma/bcma.h>
+
-+static void bcma_chipco_chipctl_maskset(struct bcma_drv_cc *cc,
-+ u32 offset, u32 mask, u32 set)
++static u32 bcma_chipco_pll_read(struct bcma_drv_cc *cc, u32 offset)
+{
-+ u32 value;
++ 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);
++}
+
-+ bcma_cc_read32(cc, BCMA_CC_CHIPCTL_ADDR);
++void bcma_chipco_pll_write(struct bcma_drv_cc *cc, u32 offset, u32 value)
++{
++ bcma_cc_write32(cc, BCMA_CC_PLLCTL_ADDR, offset);
++ bcma_cc_read32(cc, BCMA_CC_PLLCTL_ADDR);
++ bcma_cc_write32(cc, BCMA_CC_PLLCTL_DATA, value);
++}
++EXPORT_SYMBOL_GPL(bcma_chipco_pll_write);
++
++void bcma_chipco_pll_maskset(struct bcma_drv_cc *cc, u32 offset, u32 mask,
++ u32 set)
++{
++ bcma_cc_write32(cc, BCMA_CC_PLLCTL_ADDR, offset);
++ bcma_cc_read32(cc, BCMA_CC_PLLCTL_ADDR);
++ bcma_cc_maskset32(cc, BCMA_CC_PLLCTL_DATA, mask, set);
++}
++EXPORT_SYMBOL_GPL(bcma_chipco_pll_maskset);
++
++void bcma_chipco_chipctl_maskset(struct bcma_drv_cc *cc,
++ u32 offset, u32 mask, u32 set)
++{
+ bcma_cc_write32(cc, BCMA_CC_CHIPCTL_ADDR, offset);
+ bcma_cc_read32(cc, BCMA_CC_CHIPCTL_ADDR);
-+ value = bcma_cc_read32(cc, BCMA_CC_CHIPCTL_DATA);
-+ value &= mask;
-+ value |= set;
-+ bcma_cc_write32(cc, BCMA_CC_CHIPCTL_DATA, value);
-+ bcma_cc_read32(cc, BCMA_CC_CHIPCTL_DATA);
++ bcma_cc_maskset32(cc, BCMA_CC_CHIPCTL_DATA, mask, set);
+}
++EXPORT_SYMBOL_GPL(bcma_chipco_chipctl_maskset);
++
++void bcma_chipco_regctl_maskset(struct bcma_drv_cc *cc, u32 offset, u32 mask,
++ u32 set)
++{
++ bcma_cc_write32(cc, BCMA_CC_REGCTL_ADDR, offset);
++ bcma_cc_read32(cc, BCMA_CC_REGCTL_ADDR);
++ bcma_cc_maskset32(cc, BCMA_CC_REGCTL_DATA, mask, set);
++}
++EXPORT_SYMBOL_GPL(bcma_chipco_regctl_maskset);
+
+static void bcma_pmu_pll_init(struct bcma_drv_cc *cc)
+{
@@ -514,6 +630,24 @@
+ }
+}
+
++/* Disable to allow reading SPROM. Don't know the adventages of enabling it. */
++void bcma_chipco_bcm4331_ext_pa_lines_ctl(struct bcma_drv_cc *cc, bool enable)
++{
++ struct bcma_bus *bus = cc->core->bus;
++ u32 val;
++
++ val = bcma_cc_read32(cc, BCMA_CC_CHIPCTL);
++ if (enable) {
++ val |= BCMA_CHIPCTL_4331_EXTPA_EN;
++ if (bus->chipinfo.pkg == 9 || bus->chipinfo.pkg == 11)
++ val |= BCMA_CHIPCTL_4331_EXTPA_ON_GPIO2_5;
++ } else {
++ val &= ~BCMA_CHIPCTL_4331_EXTPA_EN;
++ val &= ~BCMA_CHIPCTL_4331_EXTPA_ON_GPIO2_5;
++ }
++ bcma_cc_write32(cc, BCMA_CC_CHIPCTL, val);
++}
++
+void bcma_pmu_workarounds(struct bcma_drv_cc *cc)
+{
+ struct bcma_bus *bus = cc->core->bus;
@@ -523,7 +657,7 @@
+ bcma_chipco_chipctl_maskset(cc, 0, ~0, 0x7);
+ break;
+ case 0x4331:
-+ pr_err("Enabling Ext PA lines not implemented\n");
++ /* BCM4331 workaround is SPROM-related, we put it in sprom.c */
+ break;
+ case 43224:
+ if (bus->chipinfo.rev == 0) {
@@ -567,15 +701,141 @@
+ bcma_pmu_swreg_init(cc);
+ bcma_pmu_workarounds(cc);
+}
++
++u32 bcma_pmu_alp_clock(struct bcma_drv_cc *cc)
++{
++ struct bcma_bus *bus = cc->core->bus;
++
++ switch (bus->chipinfo.id) {
++ case 0x4716:
++ case 0x4748:
++ case 47162:
++ case 0x4313:
++ case 0x5357:
++ case 0x4749:
++ case 53572:
++ /* always 20Mhz */
++ return 20000 * 1000;
++ case 0x5356:
++ case 0x5300:
++ /* always 25Mhz */
++ return 25000 * 1000;
++ default:
++ pr_warning("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);
++ }
++ return BCMA_CC_PMU_ALP_CLOCK;
++}
++
++/* 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)
++{
++ u32 tmp, div, ndiv, p1, p2, fc;
++ struct bcma_bus *bus = cc->core->bus;
++
++ BUG_ON((pll0 & 3) || (pll0 > BCMA_CC_PMU4716_MAINPLL_PLL0));
++
++ BUG_ON(!m || m > 4);
++
++ if (bus->chipinfo.id == 0x5357 || bus->chipinfo.id == 0x4749) {
++ /* Detect failure in clock setting */
++ tmp = bcma_cc_read32(cc, BCMA_CC_CHIPSTAT);
++ if (tmp & 0x40000)
++ return 133 * 1000000;
++ }
++
++ tmp = bcma_chipco_pll_read(cc, pll0 + BCMA_CC_PPL_P1P2_OFF);
++ p1 = (tmp & BCMA_CC_PPL_P1_MASK) >> BCMA_CC_PPL_P1_SHIFT;
++ p2 = (tmp & BCMA_CC_PPL_P2_MASK) >> BCMA_CC_PPL_P2_SHIFT;
++
++ tmp = bcma_chipco_pll_read(cc, pll0 + BCMA_CC_PPL_M14_OFF);
++ div = (tmp >> ((m - 1) * BCMA_CC_PPL_MDIV_WIDTH)) &
++ BCMA_CC_PPL_MDIV_MASK;
++
++ tmp = bcma_chipco_pll_read(cc, pll0 + BCMA_CC_PPL_NM5_OFF);
++ ndiv = (tmp & BCMA_CC_PPL_NDIV_MASK) >> BCMA_CC_PPL_NDIV_SHIFT;
++
++ /* Do calculation in Mhz */
++ fc = bcma_pmu_alp_clock(cc) / 1000000;
++ fc = (p1 * ndiv * fc) / p2;
++
++ /* Return clock in Hertz */
++ return (fc / div) * 1000000;
++}
++
++/* query bus clock frequency for PMU-enabled chipcommon */
++u32 bcma_pmu_get_clockcontrol(struct bcma_drv_cc *cc)
++{
++ struct bcma_bus *bus = cc->core->bus;
++
++ switch (bus->chipinfo.id) {
++ case 0x4716:
++ case 0x4748:
++ case 47162:
++ return bcma_pmu_clock(cc, BCMA_CC_PMU4716_MAINPLL_PLL0,
++ BCMA_CC_PMU5_MAINPLL_SSB);
++ case 0x5356:
++ return bcma_pmu_clock(cc, BCMA_CC_PMU5356_MAINPLL_PLL0,
++ BCMA_CC_PMU5_MAINPLL_SSB);
++ case 0x5357:
++ case 0x4749:
++ return bcma_pmu_clock(cc, BCMA_CC_PMU5357_MAINPLL_PLL0,
++ BCMA_CC_PMU5_MAINPLL_SSB);
++ case 0x5300:
++ return bcma_pmu_clock(cc, BCMA_CC_PMU4706_MAINPLL_PLL0,
++ BCMA_CC_PMU5_MAINPLL_SSB);
++ case 53572:
++ return 75000000;
++ default:
++ pr_warning("No backplane 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)
++{
++ struct bcma_bus *bus = cc->core->bus;
++
++ if (bus->chipinfo.id == 53572)
++ return 300000000;
++
++ if (cc->pmu.rev >= 5) {
++ u32 pll;
++ switch (bus->chipinfo.id) {
++ case 0x5356:
++ pll = BCMA_CC_PMU5356_MAINPLL_PLL0;
++ break;
++ case 0x5357:
++ case 0x4749:
++ pll = BCMA_CC_PMU5357_MAINPLL_PLL0;
++ break;
++ default:
++ pll = BCMA_CC_PMU4716_MAINPLL_PLL0;
++ break;
++ }
++
++ /* TODO: if (bus->chipinfo.id == 0x5300)
++ return si_4706_pmu_clock(sih, osh, cc, PMU4706_MAINPLL_PLL0, PMU5_MAINPLL_CPU); */
++ return bcma_pmu_clock(cc, pll, BCMA_CC_PMU5_MAINPLL_CPU);
++ }
++
++ return bcma_pmu_get_clockcontrol(cc);
++}
--- /dev/null
+++ b/drivers/bcma/driver_pci.c
-@@ -0,0 +1,223 @@
+@@ -0,0 +1,237 @@
+/*
+ * Broadcom specific AMBA
+ * PCI Core
+ *
+ * Copyright 2005, Broadcom Corporation
-+ * Copyright 2006, 2007, Michael Buesch <mb@bu3sch.de>
++ * Copyright 2006, 2007, Michael Buesch <m@bues.ch>
+ *
+ * Licensed under the GNU/GPL. See COPYING for details.
+ */
@@ -744,8 +1004,10 @@
+ chipid_top != 0x5300)
+ return false;
+
-+ if (bus->sprom.boardflags_lo & SSB_PCICORE_BFL_NOPCI)
++#ifdef CONFIG_SSB_DRIVER_PCICORE
++ if (bus->sprom.boardflags_lo & SSB_BFL_NOPCI)
+ return false;
++#endif /* CONFIG_SSB_DRIVER_PCICORE */
+
+#if 0
+ /* TODO: on BCMA we use address from EROM instead of magic formula */
@@ -759,6 +1021,9 @@
+
+void bcma_core_pci_init(struct bcma_drv_pci *pc)
+{
++ if (pc->setup_done)
++ return;
++
+ if (bcma_core_pci_is_in_hostmode(pc)) {
+#ifdef CONFIG_BCMA_DRIVER_PCI_HOSTMODE
+ bcma_core_pci_hostmode_init(pc);
@@ -768,6 +1033,8 @@
+ } else {
+ bcma_core_pci_clientmode_init(pc);
+ }
++
++ pc->setup_done = true;
+}
+
+int bcma_core_pci_irq_ctl(struct bcma_drv_pci *pc, struct bcma_device *core,
@@ -775,7 +1042,14 @@
+{
+ struct pci_dev *pdev = pc->core->bus->host_pci;
+ u32 coremask, tmp;
-+ int err;
++ int err = 0;
++
++ if (core->bus->hosttype != BCMA_HOSTTYPE_PCI) {
++ /* This bcma device is not on a PCI host-bus. So the IRQs are
++ * not routed through the PCI core.
++ * So we must not enable routing through the PCI core. */
++ goto out;
++ }
+
+ err = pci_read_config_dword(pdev, BCMA_PCI_IRQMASK, &tmp);
+ if (err)
@@ -795,7 +1069,7 @@
+EXPORT_SYMBOL_GPL(bcma_core_pci_irq_ctl);
--- /dev/null
+++ b/drivers/bcma/host_pci.c
-@@ -0,0 +1,251 @@
+@@ -0,0 +1,299 @@
+/*
+ * Broadcom specific AMBA
+ * PCI Host
@@ -807,6 +1081,7 @@
+#include <linux/slab.h>
+#include <linux/bcma/bcma.h>
+#include <linux/pci.h>
++#include <linux/module.h>
+
+static void bcma_host_pci_switch_core(struct bcma_device *core)
+{
@@ -818,48 +1093,58 @@
+ pr_debug("Switched to core: 0x%X\n", core->id.id);
+}
+
-+static u8 bcma_host_pci_read8(struct bcma_device *core, u16 offset)
++/* Provides access to the requested core. Returns base offset that has to be
++ * used. It makes use of fixed windows when possible. */
++static u16 bcma_host_pci_provide_access_to_core(struct bcma_device *core)
+{
++ switch (core->id.id) {
++ case BCMA_CORE_CHIPCOMMON:
++ return 3 * BCMA_CORE_SIZE;
++ case BCMA_CORE_PCIE:
++ return 2 * BCMA_CORE_SIZE;
++ }
++
+ if (core->bus->mapped_core != core)
+ bcma_host_pci_switch_core(core);
++ return 0;
++}
++
++static u8 bcma_host_pci_read8(struct bcma_device *core, u16 offset)
++{
++ offset += bcma_host_pci_provide_access_to_core(core);
+ return ioread8(core->bus->mmio + offset);
+}
+
+static u16 bcma_host_pci_read16(struct bcma_device *core, u16 offset)
+{
-+ if (core->bus->mapped_core != core)
-+ bcma_host_pci_switch_core(core);
++ offset += bcma_host_pci_provide_access_to_core(core);
+ return ioread16(core->bus->mmio + offset);
+}
+
+static u32 bcma_host_pci_read32(struct bcma_device *core, u16 offset)
+{
-+ if (core->bus->mapped_core != core)
-+ bcma_host_pci_switch_core(core);
++ offset += bcma_host_pci_provide_access_to_core(core);
+ return ioread32(core->bus->mmio + offset);
+}
+
+static void bcma_host_pci_write8(struct bcma_device *core, u16 offset,
+ u8 value)
+{
-+ if (core->bus->mapped_core != core)
-+ bcma_host_pci_switch_core(core);
++ offset += bcma_host_pci_provide_access_to_core(core);
+ iowrite8(value, core->bus->mmio + offset);
+}
+
+static void bcma_host_pci_write16(struct bcma_device *core, u16 offset,
+ u16 value)
+{
-+ if (core->bus->mapped_core != core)
-+ bcma_host_pci_switch_core(core);
++ offset += bcma_host_pci_provide_access_to_core(core);
+ iowrite16(value, core->bus->mmio + offset);
+}
+
+static void bcma_host_pci_write32(struct bcma_device *core, u16 offset,
+ u32 value)
+{
-+ if (core->bus->mapped_core != core)
-+ bcma_host_pci_switch_core(core);
++ offset += bcma_host_pci_provide_access_to_core(core);
+ iowrite32(value, core->bus->mmio + offset);
+}
+
@@ -1021,6 +1306,41 @@
+ pci_set_drvdata(dev, NULL);
+}
+
++#ifdef CONFIG_PM
++static int bcma_host_pci_suspend(struct pci_dev *dev, pm_message_t state)
++{
++ /* Host specific */
++ pci_save_state(dev);
++ pci_disable_device(dev);
++ pci_set_power_state(dev, pci_choose_state(dev, state));
++
++ return 0;
++}
++
++static int bcma_host_pci_resume(struct pci_dev *dev)
++{
++ struct bcma_bus *bus = pci_get_drvdata(dev);
++ int err;
++
++ /* Host specific */
++ pci_set_power_state(dev, 0);
++ err = pci_enable_device(dev);
++ if (err)
++ return err;
++ pci_restore_state(dev);
++
++ /* Bus specific */
++ err = bcma_bus_resume(bus);
++ if (err)
++ return err;
++
++ return 0;
++}
++#else /* CONFIG_PM */
++# define bcma_host_pci_suspend NULL
++# define bcma_host_pci_resume NULL
++#endif /* CONFIG_PM */
++
+static DEFINE_PCI_DEVICE_TABLE(bcma_pci_bridge_tbl) = {
+ { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x0576) },
+ { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4331) },
@@ -1036,6 +1356,8 @@
+ .id_table = bcma_pci_bridge_tbl,
+ .probe = bcma_host_pci_probe,
+ .remove = bcma_host_pci_remove,
++ .suspend = bcma_host_pci_suspend,
++ .resume = bcma_host_pci_resume,
+};
+
+int __init bcma_host_pci_init(void)
@@ -1049,7 +1371,7 @@
+}
--- /dev/null
+++ b/drivers/bcma/main.c
-@@ -0,0 +1,257 @@
+@@ -0,0 +1,354 @@
+/*
+ * Broadcom specific AMBA
+ * Bus subsystem
@@ -1058,6 +1380,7 @@
+ */
+
+#include "bcma_private.h"
++#include <linux/module.h>
+#include <linux/bcma/bcma.h>
+#include <linux/slab.h>
+
@@ -1067,6 +1390,7 @@
+static int bcma_bus_match(struct device *dev, struct device_driver *drv);
+static int bcma_device_probe(struct device *dev);
+static int bcma_device_remove(struct device *dev);
++static int bcma_device_uevent(struct device *dev, struct kobj_uevent_env *env);
+
+static ssize_t manuf_show(struct device *dev, struct device_attribute *attr, char *buf)
+{
@@ -1101,6 +1425,7 @@
+ .match = bcma_bus_match,
+ .probe = bcma_device_probe,
+ .remove = bcma_device_remove,
++ .uevent = bcma_device_uevent,
+ .dev_attrs = bcma_device_attrs,
+};
+
@@ -1118,6 +1443,10 @@
+static void bcma_release_core_dev(struct device *dev)
+{
+ struct bcma_device *core = container_of(dev, struct bcma_device, dev);
++ if (core->io_addr)
++ iounmap(core->io_addr);
++ if (core->io_wrap)
++ iounmap(core->io_wrap);
+ kfree(core);
+}
+
@@ -1132,6 +1461,7 @@
+ case BCMA_CORE_CHIPCOMMON:
+ case BCMA_CORE_PCI:
+ case BCMA_CORE_PCIE:
++ case BCMA_CORE_MIPS_74K:
+ continue;
+ }
+
@@ -1145,7 +1475,10 @@
+ core->dma_dev = &bus->host_pci->dev;
+ core->irq = bus->host_pci->irq;
+ break;
-+ case BCMA_HOSTTYPE_NONE:
++ case BCMA_HOSTTYPE_SOC:
++ core->dev.dma_mask = &core->dev.coherent_dma_mask;
++ core->dma_dev = &core->dev;
++ break;
+ case BCMA_HOSTTYPE_SDIO:
+ break;
+ }
@@ -1192,6 +1525,13 @@
+ bcma_core_chipcommon_init(&bus->drv_cc);
+ }
+
++ /* 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);
++ }
++
+ /* Init PCIE core */
+ core = bcma_find_core(bus, BCMA_CORE_PCIE);
+ if (core) {
@@ -1221,6 +1561,75 @@
+ bcma_unregister_cores(bus);
+}
+
++int __init bcma_bus_early_register(struct bcma_bus *bus,
++ struct bcma_device *core_cc,
++ struct bcma_device *core_mips)
++{
++ int err;
++ struct bcma_device *core;
++ struct bcma_device_id match;
++
++ bcma_init_bus(bus);
++
++ match.manuf = BCMA_MANUF_BCM;
++ match.id = BCMA_CORE_CHIPCOMMON;
++ 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) {
++ pr_err("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);
++ if (err) {
++ pr_err("Failed to scan for mips core: %d\n", err);
++ return -1;
++ }
++
++ /* Init CC core */
++ core = bcma_find_core(bus, BCMA_CORE_CHIPCOMMON);
++ if (core) {
++ bus->drv_cc.core = core;
++ bcma_core_chipcommon_init(&bus->drv_cc);
++ }
++
++ /* 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);
++ }
++
++ pr_info("Early bus registered\n");
++
++ return 0;
++}
++
++#ifdef CONFIG_PM
++int bcma_bus_resume(struct bcma_bus *bus)
++{
++ struct bcma_device *core;
++
++ /* Init CC core */
++ core = bcma_find_core(bus, BCMA_CORE_CHIPCOMMON);
++ if (core) {
++ bus->drv_cc.setup_done = false;
++ bcma_core_chipcommon_init(&bus->drv_cc);
++ }
++
++ return 0;
++}
++#endif
++
+int __bcma_driver_register(struct bcma_driver *drv, struct module *owner)
+{
+ drv->drv.name = drv->name;
@@ -1279,6 +1688,16 @@
+ return 0;
+}
+
++static int bcma_device_uevent(struct device *dev, struct kobj_uevent_env *env)
++{
++ struct bcma_device *core = container_of(dev, struct bcma_device, dev);
++
++ return add_uevent_var(env,
++ "MODALIAS=bcma:m%04Xid%04Xrev%02Xcl%02X",
++ core->id.manuf, core->id.id,
++ core->id.rev, core->id.class);
++}
++
+static int __init bcma_modinit(void)
+{
+ int err;
@@ -1309,7 +1728,7 @@
+module_exit(bcma_modexit)
--- /dev/null
+++ b/drivers/bcma/scan.c
-@@ -0,0 +1,360 @@
+@@ -0,0 +1,486 @@
+/*
+ * Broadcom specific AMBA
+ * Bus scanning
@@ -1512,18 +1931,162 @@
+ return addrl;
+}
+
-+int bcma_bus_scan(struct bcma_bus *bus)
++static struct bcma_device *bcma_find_core_by_index(struct bcma_bus *bus,
++ u16 index)
+{
-+ u32 erombase;
-+ u32 __iomem *eromptr, *eromend;
++ struct bcma_device *core;
++
++ list_for_each_entry(core, &bus->cores, list) {
++ if (core->core_index == index)
++ return core;
++ }
++ return NULL;
++}
+
++static int bcma_get_next_core(struct bcma_bus *bus, u32 __iomem **eromptr,
++ struct bcma_device_id *match, int core_num,
++ struct bcma_device *core)
++{
++ s32 tmp;
++ u8 i, j;
+ s32 cia, cib;
+ u8 ports[2], wrappers[2];
+
++ /* get CIs */
++ cia = bcma_erom_get_ci(bus, eromptr);
++ if (cia < 0) {
++ bcma_erom_push_ent(eromptr);
++ if (bcma_erom_is_end(bus, eromptr))
++ return -ESPIPE;
++ return -EILSEQ;
++ }
++ cib = bcma_erom_get_ci(bus, eromptr);
++ if (cib < 0)
++ return -EILSEQ;
++
++ /* parse CIs */
++ core->id.class = (cia & SCAN_CIA_CLASS) >> SCAN_CIA_CLASS_SHIFT;
++ core->id.id = (cia & SCAN_CIA_ID) >> SCAN_CIA_ID_SHIFT;
++ core->id.manuf = (cia & SCAN_CIA_MANUF) >> SCAN_CIA_MANUF_SHIFT;
++ ports[0] = (cib & SCAN_CIB_NMP) >> SCAN_CIB_NMP_SHIFT;
++ ports[1] = (cib & SCAN_CIB_NSP) >> SCAN_CIB_NSP_SHIFT;
++ wrappers[0] = (cib & SCAN_CIB_NMW) >> SCAN_CIB_NMW_SHIFT;
++ wrappers[1] = (cib & SCAN_CIB_NSW) >> SCAN_CIB_NSW_SHIFT;
++ core->id.rev = (cib & SCAN_CIB_REV) >> SCAN_CIB_REV_SHIFT;
++
++ if (((core->id.manuf == BCMA_MANUF_ARM) &&
++ (core->id.id == 0xFFF)) ||
++ (ports[1] == 0)) {
++ bcma_erom_skip_component(bus, eromptr);
++ return -ENXIO;
++ }
++
++ /* check if component is a core at all */
++ if (wrappers[0] + wrappers[1] == 0) {
++ /* we could save addrl of the router
++ if (cid == BCMA_CORE_OOB_ROUTER)
++ */
++ bcma_erom_skip_component(bus, eromptr);
++ return -ENXIO;
++ }
++
++ if (bcma_erom_is_bridge(bus, eromptr)) {
++ bcma_erom_skip_component(bus, eromptr);
++ return -ENXIO;
++ }
++
++ if (bcma_find_core_by_index(bus, core_num)) {
++ bcma_erom_skip_component(bus, eromptr);
++ return -ENODEV;
++ }
++
++ if (match && ((match->manuf != BCMA_ANY_MANUF &&
++ match->manuf != core->id.manuf) ||
++ (match->id != BCMA_ANY_ID && match->id != core->id.id) ||
++ (match->rev != BCMA_ANY_REV && match->rev != core->id.rev) ||
++ (match->class != BCMA_ANY_CLASS && match->class != core->id.class)
++ )) {
++ bcma_erom_skip_component(bus, eromptr);
++ return -ENODEV;
++ }
++
++ /* get & parse master ports */
++ for (i = 0; i < ports[0]; i++) {
++ s32 mst_port_d = bcma_erom_get_mst_port(bus, eromptr);
++ if (mst_port_d < 0)
++ return -EILSEQ;
++ }
++
++ /* get & parse slave ports */
++ for (i = 0; i < ports[1]; i++) {
++ for (j = 0; ; j++) {
++ tmp = bcma_erom_get_addr_desc(bus, eromptr,
++ SCAN_ADDR_TYPE_SLAVE, i);
++ if (tmp < 0) {
++ /* no more entries for port _i_ */
++ /* pr_debug("erom: slave port %d "
++ * "has %d descriptors\n", i, j); */
++ break;
++ } else {
++ if (i == 0 && j == 0)
++ core->addr = tmp;
++ }
++ }
++ }
++
++ /* get & parse master wrappers */
++ for (i = 0; i < wrappers[0]; i++) {
++ for (j = 0; ; j++) {
++ tmp = bcma_erom_get_addr_desc(bus, eromptr,
++ SCAN_ADDR_TYPE_MWRAP, i);
++ if (tmp < 0) {
++ /* no more entries for port _i_ */
++ /* pr_debug("erom: master wrapper %d "
++ * "has %d descriptors\n", i, j); */
++ break;
++ } else {
++ if (i == 0 && j == 0)
++ core->wrap = tmp;
++ }
++ }
++ }
++
++ /* get & parse slave wrappers */
++ for (i = 0; i < wrappers[1]; i++) {
++ u8 hack = (ports[1] == 1) ? 0 : 1;
++ for (j = 0; ; j++) {
++ tmp = bcma_erom_get_addr_desc(bus, eromptr,
++ SCAN_ADDR_TYPE_SWRAP, i + hack);
++ if (tmp < 0) {
++ /* no more entries for port _i_ */
++ /* pr_debug("erom: master wrapper %d "
++ * has %d descriptors\n", i, j); */
++ break;
++ } else {
++ if (wrappers[0] == 0 && !i && !j)
++ core->wrap = tmp;
++ }
++ }
++ }
++ if (bus->hosttype == BCMA_HOSTTYPE_SOC) {
++ core->io_addr = ioremap_nocache(core->addr, BCMA_CORE_SIZE);
++ if (!core->io_addr)
++ return -ENOMEM;
++ core->io_wrap = ioremap_nocache(core->wrap, BCMA_CORE_SIZE);
++ if (!core->io_wrap) {
++ iounmap(core->io_addr);
++ return -ENOMEM;
++ }
++ }
++ return 0;
++}
++
++void bcma_init_bus(struct bcma_bus *bus)
++{
+ s32 tmp;
-+ u8 i, j;
+
-+ int err;
++ if (bus->init_done)
++ return;
+
+ INIT_LIST_HEAD(&bus->cores);
+ bus->nr_cores = 0;
@@ -1534,9 +2097,27 @@
+ bus->chipinfo.id = (tmp & BCMA_CC_ID_ID) >> BCMA_CC_ID_ID_SHIFT;
+ bus->chipinfo.rev = (tmp & BCMA_CC_ID_REV) >> BCMA_CC_ID_REV_SHIFT;
+ bus->chipinfo.pkg = (tmp & BCMA_CC_ID_PKG) >> BCMA_CC_ID_PKG_SHIFT;
++ bus->init_done = true;
++}
++
++int bcma_bus_scan(struct bcma_bus *bus)
++{
++ u32 erombase;
++ u32 __iomem *eromptr, *eromend;
++
++ int err, core_num = 0;
++
++ bcma_init_bus(bus);
+
+ erombase = bcma_scan_read32(bus, 0, BCMA_CC_EROM);
-+ eromptr = bus->mmio;
++ 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);
@@ -1548,127 +2129,91 @@
+ INIT_LIST_HEAD(&core->list);
+ core->bus = bus;
+
-+ /* get CIs */
-+ cia = bcma_erom_get_ci(bus, &eromptr);
-+ if (cia < 0) {
-+ bcma_erom_push_ent(&eromptr);
-+ if (bcma_erom_is_end(bus, &eromptr))
-+ break;
-+ err= -EILSEQ;
-+ goto out;
-+ }
-+ cib = bcma_erom_get_ci(bus, &eromptr);
-+ if (cib < 0) {
-+ err= -EILSEQ;
-+ goto out;
-+ }
-+
-+ /* parse CIs */
-+ core->id.class = (cia & SCAN_CIA_CLASS) >> SCAN_CIA_CLASS_SHIFT;
-+ core->id.id = (cia & SCAN_CIA_ID) >> SCAN_CIA_ID_SHIFT;
-+ core->id.manuf = (cia & SCAN_CIA_MANUF) >> SCAN_CIA_MANUF_SHIFT;
-+ ports[0] = (cib & SCAN_CIB_NMP) >> SCAN_CIB_NMP_SHIFT;
-+ ports[1] = (cib & SCAN_CIB_NSP) >> SCAN_CIB_NSP_SHIFT;
-+ wrappers[0] = (cib & SCAN_CIB_NMW) >> SCAN_CIB_NMW_SHIFT;
-+ wrappers[1] = (cib & SCAN_CIB_NSW) >> SCAN_CIB_NSW_SHIFT;
-+ core->id.rev = (cib & SCAN_CIB_REV) >> SCAN_CIB_REV_SHIFT;
-+
-+ if (((core->id.manuf == BCMA_MANUF_ARM) &&
-+ (core->id.id == 0xFFF)) ||
-+ (ports[1] == 0)) {
-+ bcma_erom_skip_component(bus, &eromptr);
++ err = bcma_get_next_core(bus, &eromptr, NULL, core_num, core);
++ if (err == -ENODEV) {
++ core_num++;
+ continue;
-+ }
-+
-+ /* check if component is a core at all */
-+ if (wrappers[0] + wrappers[1] == 0) {
-+ /* we could save addrl of the router
-+ if (cid == BCMA_CORE_OOB_ROUTER)
-+ */
-+ bcma_erom_skip_component(bus, &eromptr);
++ } else if (err == -ENXIO)
+ continue;
-+ }
++ else if (err == -ESPIPE)
++ break;
++ else if (err < 0)
++ return err;
+
-+ if (bcma_erom_is_bridge(bus, &eromptr)) {
-+ bcma_erom_skip_component(bus, &eromptr);
-+ continue;
-+ }
++ core->core_index = core_num++;
++ bus->nr_cores++;
+
-+ /* get & parse master ports */
-+ for (i = 0; i < ports[0]; i++) {
-+ u32 mst_port_d = bcma_erom_get_mst_port(bus, &eromptr);
-+ if (mst_port_d < 0) {
-+ err= -EILSEQ;
-+ goto out;
-+ }
-+ }
++ pr_info("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);
+
-+ /* get & parse slave ports */
-+ for (i = 0; i < ports[1]; i++) {
-+ for (j = 0; ; j++) {
-+ tmp = bcma_erom_get_addr_desc(bus, &eromptr,
-+ SCAN_ADDR_TYPE_SLAVE, i);
-+ if (tmp < 0) {
-+ /* no more entries for port _i_ */
-+ /* pr_debug("erom: slave port %d "
-+ * "has %d descriptors\n", i, j); */
-+ break;
-+ } else {
-+ if (i == 0 && j == 0)
-+ core->addr = tmp;
-+ }
-+ }
-+ }
++ list_add(&core->list, &bus->cores);
++ }
+
-+ /* get & parse master wrappers */
-+ for (i = 0; i < wrappers[0]; i++) {
-+ for (j = 0; ; j++) {
-+ tmp = bcma_erom_get_addr_desc(bus, &eromptr,
-+ SCAN_ADDR_TYPE_MWRAP, i);
-+ if (tmp < 0) {
-+ /* no more entries for port _i_ */
-+ /* pr_debug("erom: master wrapper %d "
-+ * "has %d descriptors\n", i, j); */
-+ break;
-+ } else {
-+ if (i == 0 && j == 0)
-+ core->wrap = tmp;
-+ }
-+ }
-+ }
++ if (bus->hosttype == BCMA_HOSTTYPE_SOC)
++ iounmap(eromptr);
+
-+ /* get & parse slave wrappers */
-+ for (i = 0; i < wrappers[1]; i++) {
-+ u8 hack = (ports[1] == 1) ? 0 : 1;
-+ for (j = 0; ; j++) {
-+ tmp = bcma_erom_get_addr_desc(bus, &eromptr,
-+ SCAN_ADDR_TYPE_SWRAP, i + hack);
-+ if (tmp < 0) {
-+ /* no more entries for port _i_ */
-+ /* pr_debug("erom: master wrapper %d "
-+ * has %d descriptors\n", i, j); */
-+ break;
-+ } else {
-+ if (wrappers[0] == 0 && !i && !j)
-+ core->wrap = tmp;
-+ }
-+ }
-+ }
++ return 0;
++}
++
++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)
++ return err;
++
++ core->core_index = core_num++;
++ bus->nr_cores++;
+ pr_info("Core %d found: %s "
+ "(manuf 0x%03X, id 0x%03X, rev 0x%02X, class 0x%X)\n",
-+ bus->nr_cores, bcma_device_name(&core->id),
++ core->core_index, bcma_device_name(&core->id),
+ core->id.manuf, core->id.id, core->id.rev,
+ core->id.class);
+
-+ core->core_index = bus->nr_cores++;
+ list_add(&core->list, &bus->cores);
-+ continue;
-+out:
-+ return err;
++ err = 0;
++ break;
+ }
+
-+ return 0;
++ if (bus->hosttype == BCMA_HOSTTYPE_SOC)
++ iounmap(eromptr);
++
++ return err;
+}
--- /dev/null
+++ b/drivers/bcma/scan.h
@@ -1731,7 +2276,7 @@
+#endif /* BCMA_SCAN_H_ */
--- /dev/null
+++ b/include/linux/bcma/bcma.h
-@@ -0,0 +1,271 @@
+@@ -0,0 +1,298 @@
+#ifndef LINUX_BCMA_H_
+#define LINUX_BCMA_H_
+
@@ -1740,6 +2285,7 @@
+
+#include <linux/bcma/bcma_driver_chipcommon.h>
+#include <linux/bcma/bcma_driver_pci.h>
++#include <linux/bcma/bcma_driver_mips.h>
+#include <linux/ssb/ssb.h> /* SPROM sharing */
+
+#include "bcma_regs.h"
@@ -1748,9 +2294,9 @@
+struct bcma_bus;
+
+enum bcma_hosttype {
-+ BCMA_HOSTTYPE_NONE,
+ BCMA_HOSTTYPE_PCI,
+ BCMA_HOSTTYPE_SDIO,
++ BCMA_HOSTTYPE_SOC,
+};
+
+struct bcma_chipinfo {
@@ -1864,6 +2410,7 @@
+
+ struct device dev;
+ struct device *dma_dev;
++
+ unsigned int irq;
+ bool dev_registered;
+
@@ -1872,6 +2419,9 @@
+ u32 addr;
+ u32 wrap;
+
++ void __iomem *io_addr;
++ void __iomem *io_wrap;
++
+ void *drvdata;
+ struct list_head list;
+};
@@ -1899,10 +2449,9 @@
+};
+extern
+int __bcma_driver_register(struct bcma_driver *drv, struct module *owner);
-+static inline int bcma_driver_register(struct bcma_driver *drv)
-+{
-+ return __bcma_driver_register(drv, THIS_MODULE);
-+}
++#define bcma_driver_register(drv) \
++ __bcma_driver_register(drv, THIS_MODULE)
++
+extern void bcma_driver_unregister(struct bcma_driver *drv);
+
+struct bcma_bus {
@@ -1924,70 +2473,93 @@
+ struct bcma_device *mapped_core;
+ struct list_head cores;
+ u8 nr_cores;
++ u8 init_done:1;
+
+ struct bcma_drv_cc drv_cc;
+ struct bcma_drv_pci drv_pci;
++ struct bcma_drv_mips drv_mips;
+
+ /* We decided to share SPROM struct with SSB as long as we do not need
+ * any hacks for BCMA. This simplifies drivers code. */
+ struct ssb_sprom sprom;
+};
+
-+extern inline u32 bcma_read8(struct bcma_device *core, u16 offset)
++static inline u32 bcma_read8(struct bcma_device *core, u16 offset)
+{
+ return core->bus->ops->read8(core, offset);
+}
-+extern inline u32 bcma_read16(struct bcma_device *core, u16 offset)
++static inline u32 bcma_read16(struct bcma_device *core, u16 offset)
+{
+ return core->bus->ops->read16(core, offset);
+}
-+extern inline u32 bcma_read32(struct bcma_device *core, u16 offset)
++static inline u32 bcma_read32(struct bcma_device *core, u16 offset)
+{
+ return core->bus->ops->read32(core, offset);
+}
-+extern inline
++static inline
+void bcma_write8(struct bcma_device *core, u16 offset, u32 value)
+{
+ core->bus->ops->write8(core, offset, value);
+}
-+extern inline
++static inline
+void bcma_write16(struct bcma_device *core, u16 offset, u32 value)
+{
+ core->bus->ops->write16(core, offset, value);
+}
-+extern inline
++static inline
+void bcma_write32(struct bcma_device *core, u16 offset, u32 value)
+{
+ core->bus->ops->write32(core, offset, value);
+}
+#ifdef CONFIG_BCMA_BLOCKIO
-+extern inline void bcma_block_read(struct bcma_device *core, void *buffer,
++static inline void bcma_block_read(struct bcma_device *core, void *buffer,
+ size_t count, u16 offset, u8 reg_width)
+{
+ core->bus->ops->block_read(core, buffer, count, offset, reg_width);
+}
-+extern inline void bcma_block_write(struct bcma_device *core, const void *buffer,
-+ size_t count, u16 offset, u8 reg_width)
++static inline void bcma_block_write(struct bcma_device *core,
++ const void *buffer, size_t count,
++ u16 offset, u8 reg_width)
+{
+ core->bus->ops->block_write(core, buffer, count, offset, reg_width);
+}
+#endif
-+extern inline u32 bcma_aread32(struct bcma_device *core, u16 offset)
++static inline u32 bcma_aread32(struct bcma_device *core, u16 offset)
+{
+ return core->bus->ops->aread32(core, offset);
+}
-+extern inline
++static inline
+void bcma_awrite32(struct bcma_device *core, u16 offset, u32 value)
+{
+ core->bus->ops->awrite32(core, offset, value);
+}
+
-+#define bcma_mask32(cc, offset, mask) \
-+ bcma_write32(cc, offset, bcma_read32(cc, offset) & (mask))
-+#define bcma_set32(cc, offset, set) \
-+ bcma_write32(cc, offset, bcma_read32(cc, offset) | (set))
-+#define bcma_maskset32(cc, offset, mask, set) \
-+ bcma_write32(cc, offset, (bcma_read32(cc, offset) & (mask)) | (set))
++static inline void bcma_mask32(struct bcma_device *cc, u16 offset, u32 mask)
++{
++ bcma_write32(cc, offset, bcma_read32(cc, offset) & mask);
++}
++static inline void bcma_set32(struct bcma_device *cc, u16 offset, u32 set)
++{
++ bcma_write32(cc, offset, bcma_read32(cc, offset) | set);
++}
++static inline void bcma_maskset32(struct bcma_device *cc,
++ u16 offset, u32 mask, u32 set)
++{
++ bcma_write32(cc, offset, (bcma_read32(cc, offset) & mask) | set);
++}
++static inline void bcma_mask16(struct bcma_device *cc, u16 offset, u16 mask)
++{
++ bcma_write16(cc, offset, bcma_read16(cc, offset) & mask);
++}
++static inline void bcma_set16(struct bcma_device *cc, u16 offset, u16 set)
++{
++ bcma_write16(cc, offset, bcma_read16(cc, offset) | set);
++}
++static inline void bcma_maskset16(struct bcma_device *cc,
++ u16 offset, u16 mask, u16 set)
++{
++ bcma_write16(cc, offset, (bcma_read16(cc, offset) & mask) | set);
++}
+
+extern bool bcma_core_is_enabled(struct bcma_device *core);
+extern void bcma_core_disable(struct bcma_device *core, u32 flags);
@@ -2005,7 +2577,7 @@
+#endif /* LINUX_BCMA_H_ */
--- /dev/null
+++ b/include/linux/bcma/bcma_driver_chipcommon.h
-@@ -0,0 +1,296 @@
+@@ -0,0 +1,391 @@
+#ifndef LINUX_BCMA_DRIVER_CC_H_
+#define LINUX_BCMA_DRIVER_CC_H_
+
@@ -2032,6 +2604,7 @@
+#define BCMA_CC_FLASHT_NONE 0x00000000 /* No flash */
+#define BCMA_CC_FLASHT_STSER 0x00000100 /* ST serial flash */
+#define BCMA_CC_FLASHT_ATSER 0x00000200 /* Atmel serial flash */
++#define BCMA_CC_FLASHT_NFLASH 0x00000200
+#define BCMA_CC_FLASHT_PARA 0x00000700 /* Parallel flash */
+#define BCMA_CC_CAP_PLLT 0x00038000 /* PLL Type */
+#define BCMA_PLLTYPE_NONE 0x00000000
@@ -2186,6 +2759,7 @@
+#define BCMA_CC_PROG_CFG 0x0120
+#define BCMA_CC_PROG_WAITCNT 0x0124
+#define BCMA_CC_FLASH_CFG 0x0128
++#define BCMA_CC_FLASH_CFG_DS 0x0010 /* Data size, 0=8bit, 1=16bit */
+#define BCMA_CC_FLASH_WAITCNT 0x012C
+/* 0x1E0 is defined as shared BCMA_CLKCTLST */
+#define BCMA_CC_HW_WORKAROUND 0x01E4 /* Hardware workaround (rev >= 20) */
@@ -2209,6 +2783,7 @@
+#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_PLL_UPD 0x00000400
+#define BCMA_CC_PMU_CTL_NOILPONW 0x00000200 /* No ILP on wait */
+#define BCMA_CC_PMU_CTL_HTREQEN 0x00000100 /* HT req enable */
+#define BCMA_CC_PMU_CTL_ALPREQEN 0x00000080 /* ALP req enable */
@@ -2247,6 +2822,64 @@
+#define BCMA_CC_SPROM 0x0800 /* SPROM beginning */
+#define BCMA_CC_SPROM_PCIE6 0x0830 /* SPROM beginning on PCIe rev >= 6 */
+
++/* Divider allocation in 4716/47162/5356 */
++#define BCMA_CC_PMU5_MAINPLL_CPU 1
++#define BCMA_CC_PMU5_MAINPLL_MEM 2
++#define BCMA_CC_PMU5_MAINPLL_SSB 3
++
++/* PLL usage in 4716/47162 */
++#define BCMA_CC_PMU4716_MAINPLL_PLL0 12
++
++/* PLL usage in 5356/5357 */
++#define BCMA_CC_PMU5356_MAINPLL_PLL0 0
++#define BCMA_CC_PMU5357_MAINPLL_PLL0 0
++
++/* 4706 PMU */
++#define BCMA_CC_PMU4706_MAINPLL_PLL0 0
++
++/* ALP clock on pre-PMU chips */
++#define BCMA_CC_PMU_ALP_CLOCK 20000000
++/* HT clock for systems with PMU-enabled chipcommon */
++#define BCMA_CC_PMU_HT_CLOCK 80000000
++
++/* PMU rev 5 (& 6) */
++#define BCMA_CC_PPL_P1P2_OFF 0
++#define BCMA_CC_PPL_P1_MASK 0x0f000000
++#define BCMA_CC_PPL_P1_SHIFT 24
++#define BCMA_CC_PPL_P2_MASK 0x00f00000
++#define BCMA_CC_PPL_P2_SHIFT 20
++#define BCMA_CC_PPL_M14_OFF 1
++#define BCMA_CC_PPL_MDIV_MASK 0x000000ff
++#define BCMA_CC_PPL_MDIV_WIDTH 8
++#define BCMA_CC_PPL_NM5_OFF 2
++#define BCMA_CC_PPL_NDIV_MASK 0xfff00000
++#define BCMA_CC_PPL_NDIV_SHIFT 20
++#define BCMA_CC_PPL_FMAB_OFF 3
++#define BCMA_CC_PPL_MRAT_MASK 0xf0000000
++#define BCMA_CC_PPL_MRAT_SHIFT 28
++#define BCMA_CC_PPL_ABRAT_MASK 0x08000000
++#define BCMA_CC_PPL_ABRAT_SHIFT 27
++#define BCMA_CC_PPL_FDIV_MASK 0x07ffffff
++#define BCMA_CC_PPL_PLLCTL_OFF 4
++#define BCMA_CC_PPL_PCHI_OFF 5
++#define BCMA_CC_PPL_PCHI_MASK 0x0000003f
++
++/* BCM4331 ChipControl numbers. */
++#define BCMA_CHIPCTL_4331_BT_COEXIST BIT(0) /* 0 disable */
++#define BCMA_CHIPCTL_4331_SECI BIT(1) /* 0 SECI is disabled (JATG functional) */
++#define BCMA_CHIPCTL_4331_EXT_LNA BIT(2) /* 0 disable */
++#define BCMA_CHIPCTL_4331_SPROM_GPIO13_15 BIT(3) /* sprom/gpio13-15 mux */
++#define BCMA_CHIPCTL_4331_EXTPA_EN BIT(4) /* 0 ext pa disable, 1 ext pa enabled */
++#define BCMA_CHIPCTL_4331_GPIOCLK_ON_SPROMCS BIT(5) /* set drive out GPIO_CLK on sprom_cs pin */
++#define BCMA_CHIPCTL_4331_PCIE_MDIO_ON_SPROMCS BIT(6) /* use sprom_cs pin as PCIE mdio interface */
++#define BCMA_CHIPCTL_4331_EXTPA_ON_GPIO2_5 BIT(7) /* aband extpa will be at gpio2/5 and sprom_dout */
++#define BCMA_CHIPCTL_4331_OVR_PIPEAUXCLKEN BIT(8) /* override core control on pipe_AuxClkEnable */
++#define BCMA_CHIPCTL_4331_OVR_PIPEAUXPWRDOWN BIT(9) /* override core control on pipe_AuxPowerDown */
++#define BCMA_CHIPCTL_4331_PCIE_AUXCLKEN BIT(10) /* pcie_auxclkenable */
++#define BCMA_CHIPCTL_4331_PCIE_PIPE_PLLDOWN BIT(11) /* pcie_pipe_pllpowerdown */
++#define BCMA_CHIPCTL_4331_BT_SHD0_ON_GPIO4 BIT(16) /* enable bt_shd0 at gpio4 */
++#define BCMA_CHIPCTL_4331_BT_SHD1_ON_GPIO5 BIT(17) /* enable bt_shd1 at gpio5 */
++
+/* Data for the PMU, if available.
+ * Check availability with ((struct bcma_chipcommon)->capabilities & BCMA_CC_CAP_PMU)
+ */
@@ -2255,14 +2888,37 @@
+ u32 crystalfreq; /* The active crystal frequency (in kHz) */
+};
+
++#ifdef CONFIG_BCMA_DRIVER_MIPS
++struct bcma_pflash {
++ u8 buswidth;
++ u32 window;
++ u32 window_size;
++};
++
++struct bcma_serial_port {
++ void *regs;
++ unsigned long clockspeed;
++ unsigned int irq;
++ unsigned int baud_base;
++ unsigned int reg_shift;
++};
++#endif /* CONFIG_BCMA_DRIVER_MIPS */
++
+struct bcma_drv_cc {
+ struct bcma_device *core;
+ u32 status;
+ u32 capabilities;
+ u32 capabilities_ext;
++ u8 setup_done:1;
+ /* Fast Powerup Delay constant */
+ u16 fast_pwrup_delay;
+ struct bcma_chipcommon_pmu pmu;
++#ifdef CONFIG_BCMA_DRIVER_MIPS
++ struct bcma_pflash pflash;
++
++ int nr_serial_ports;
++ struct bcma_serial_port serial_ports[4];
++#endif /* CONFIG_BCMA_DRIVER_MIPS */
+};
+
+/* Register access */
@@ -2283,6 +2939,8 @@
+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);
+
@@ -2301,6 +2959,15 @@
+/* PMU support */
+extern void bcma_pmu_init(struct bcma_drv_cc *cc);
+
++extern void bcma_chipco_pll_write(struct bcma_drv_cc *cc, u32 offset,
++ u32 value);
++extern void bcma_chipco_pll_maskset(struct bcma_drv_cc *cc, u32 offset,
++ u32 mask, u32 set);
++extern void bcma_chipco_chipctl_maskset(struct bcma_drv_cc *cc,
++ u32 offset, u32 mask, u32 set);
++extern void bcma_chipco_regctl_maskset(struct bcma_drv_cc *cc,
++ u32 offset, u32 mask, u32 set);
++
+#endif /* LINUX_BCMA_DRIVER_CC_H_ */
--- /dev/null
+++ b/include/linux/bcma/bcma_driver_pci.h
@@ -2524,7 +3191,7 @@
sizeof(struct virtio_device_id), "virtio",
--- /dev/null
+++ b/drivers/bcma/sprom.c
-@@ -0,0 +1,171 @@
+@@ -0,0 +1,247 @@
+/*
+ * Broadcom specific AMBA
+ * SPROM reading
@@ -2656,10 +3323,80 @@
+ u16 v;
+ int i;
+
++ bus->sprom.revision = sprom[SSB_SPROMSIZE_WORDS_R4 - 1] &
++ SSB_SPROM_REVISION_REV;
++
+ for (i = 0; i < 3; i++) {
+ v = sprom[SPOFF(SSB_SPROM8_IL0MAC) + i];
+ *(((__be16 *)bus->sprom.il0mac) + i) = cpu_to_be16(v);
+ }
++
++ bus->sprom.board_rev = sprom[SPOFF(SSB_SPROM8_BOARDREV)];
++
++ bus->sprom.txpid2g[0] = (sprom[SPOFF(SSB_SPROM4_TXPID2G01)] &
++ SSB_SPROM4_TXPID2G0) >> SSB_SPROM4_TXPID2G0_SHIFT;
++ bus->sprom.txpid2g[1] = (sprom[SPOFF(SSB_SPROM4_TXPID2G01)] &
++ SSB_SPROM4_TXPID2G1) >> SSB_SPROM4_TXPID2G1_SHIFT;
++ bus->sprom.txpid2g[2] = (sprom[SPOFF(SSB_SPROM4_TXPID2G23)] &
++ SSB_SPROM4_TXPID2G2) >> SSB_SPROM4_TXPID2G2_SHIFT;
++ bus->sprom.txpid2g[3] = (sprom[SPOFF(SSB_SPROM4_TXPID2G23)] &
++ SSB_SPROM4_TXPID2G3) >> SSB_SPROM4_TXPID2G3_SHIFT;
++
++ bus->sprom.txpid5gl[0] = (sprom[SPOFF(SSB_SPROM4_TXPID5GL01)] &
++ SSB_SPROM4_TXPID5GL0) >> SSB_SPROM4_TXPID5GL0_SHIFT;
++ bus->sprom.txpid5gl[1] = (sprom[SPOFF(SSB_SPROM4_TXPID5GL01)] &
++ SSB_SPROM4_TXPID5GL1) >> SSB_SPROM4_TXPID5GL1_SHIFT;
++ bus->sprom.txpid5gl[2] = (sprom[SPOFF(SSB_SPROM4_TXPID5GL23)] &
++ SSB_SPROM4_TXPID5GL2) >> SSB_SPROM4_TXPID5GL2_SHIFT;
++ bus->sprom.txpid5gl[3] = (sprom[SPOFF(SSB_SPROM4_TXPID5GL23)] &
++ SSB_SPROM4_TXPID5GL3) >> SSB_SPROM4_TXPID5GL3_SHIFT;
++
++ bus->sprom.txpid5g[0] = (sprom[SPOFF(SSB_SPROM4_TXPID5G01)] &
++ SSB_SPROM4_TXPID5G0) >> SSB_SPROM4_TXPID5G0_SHIFT;
++ bus->sprom.txpid5g[1] = (sprom[SPOFF(SSB_SPROM4_TXPID5G01)] &
++ SSB_SPROM4_TXPID5G1) >> SSB_SPROM4_TXPID5G1_SHIFT;
++ bus->sprom.txpid5g[2] = (sprom[SPOFF(SSB_SPROM4_TXPID5G23)] &
++ SSB_SPROM4_TXPID5G2) >> SSB_SPROM4_TXPID5G2_SHIFT;
++ bus->sprom.txpid5g[3] = (sprom[SPOFF(SSB_SPROM4_TXPID5G23)] &
++ SSB_SPROM4_TXPID5G3) >> SSB_SPROM4_TXPID5G3_SHIFT;
++
++ bus->sprom.txpid5gh[0] = (sprom[SPOFF(SSB_SPROM4_TXPID5GH01)] &
++ SSB_SPROM4_TXPID5GH0) >> SSB_SPROM4_TXPID5GH0_SHIFT;
++ bus->sprom.txpid5gh[1] = (sprom[SPOFF(SSB_SPROM4_TXPID5GH01)] &
++ SSB_SPROM4_TXPID5GH1) >> SSB_SPROM4_TXPID5GH1_SHIFT;
++ bus->sprom.txpid5gh[2] = (sprom[SPOFF(SSB_SPROM4_TXPID5GH23)] &
++ SSB_SPROM4_TXPID5GH2) >> SSB_SPROM4_TXPID5GH2_SHIFT;
++ bus->sprom.txpid5gh[3] = (sprom[SPOFF(SSB_SPROM4_TXPID5GH23)] &
++ SSB_SPROM4_TXPID5GH3) >> SSB_SPROM4_TXPID5GH3_SHIFT;
++
++ bus->sprom.boardflags_lo = sprom[SPOFF(SSB_SPROM8_BFLLO)];
++ bus->sprom.boardflags_hi = sprom[SPOFF(SSB_SPROM8_BFLHI)];
++ bus->sprom.boardflags2_lo = sprom[SPOFF(SSB_SPROM8_BFL2LO)];
++ bus->sprom.boardflags2_hi = sprom[SPOFF(SSB_SPROM8_BFL2HI)];
++
++ bus->sprom.country_code = sprom[SPOFF(SSB_SPROM8_CCODE)];
++
++ bus->sprom.fem.ghz2.tssipos = (sprom[SPOFF(SSB_SPROM8_FEM2G)] &
++ SSB_SROM8_FEM_TSSIPOS) >> SSB_SROM8_FEM_TSSIPOS_SHIFT;
++ bus->sprom.fem.ghz2.extpa_gain = (sprom[SPOFF(SSB_SPROM8_FEM2G)] &
++ SSB_SROM8_FEM_EXTPA_GAIN) >> SSB_SROM8_FEM_EXTPA_GAIN_SHIFT;
++ bus->sprom.fem.ghz2.pdet_range = (sprom[SPOFF(SSB_SPROM8_FEM2G)] &
++ SSB_SROM8_FEM_PDET_RANGE) >> SSB_SROM8_FEM_PDET_RANGE_SHIFT;
++ bus->sprom.fem.ghz2.tr_iso = (sprom[SPOFF(SSB_SPROM8_FEM2G)] &
++ SSB_SROM8_FEM_TR_ISO) >> SSB_SROM8_FEM_TR_ISO_SHIFT;
++ bus->sprom.fem.ghz2.antswlut = (sprom[SPOFF(SSB_SPROM8_FEM2G)] &
++ SSB_SROM8_FEM_ANTSWLUT) >> SSB_SROM8_FEM_ANTSWLUT_SHIFT;
++
++ bus->sprom.fem.ghz5.tssipos = (sprom[SPOFF(SSB_SPROM8_FEM5G)] &
++ SSB_SROM8_FEM_TSSIPOS) >> SSB_SROM8_FEM_TSSIPOS_SHIFT;
++ bus->sprom.fem.ghz5.extpa_gain = (sprom[SPOFF(SSB_SPROM8_FEM5G)] &
++ SSB_SROM8_FEM_EXTPA_GAIN) >> SSB_SROM8_FEM_EXTPA_GAIN_SHIFT;
++ bus->sprom.fem.ghz5.pdet_range = (sprom[SPOFF(SSB_SPROM8_FEM5G)] &
++ SSB_SROM8_FEM_PDET_RANGE) >> SSB_SROM8_FEM_PDET_RANGE_SHIFT;
++ bus->sprom.fem.ghz5.tr_iso = (sprom[SPOFF(SSB_SPROM8_FEM5G)] &
++ SSB_SROM8_FEM_TR_ISO) >> SSB_SROM8_FEM_TR_ISO_SHIFT;
++ bus->sprom.fem.ghz5.antswlut = (sprom[SPOFF(SSB_SPROM8_FEM5G)] &
++ SSB_SROM8_FEM_ANTSWLUT) >> SSB_SROM8_FEM_ANTSWLUT_SHIFT;
+}
+
+int bcma_sprom_get(struct bcma_bus *bus)
@@ -2679,6 +3416,9 @@
+ if (!sprom)
+ return -ENOMEM;
+
++ if (bus->chipinfo.id == 0x4331)
++ bcma_chipco_bcm4331_ext_pa_lines_ctl(&bus->drv_cc, false);
++
+ /* Most cards have SPROM moved by additional offset 0x30 (48 dwords).
+ * According to brcm80211 this applies to cards with PCIe rev >= 6
+ * TODO: understand this condition and use it */
@@ -2686,6 +3426,9 @@
+ BCMA_CC_SPROM_PCIE6;
+ bcma_sprom_read(bus, offset, sprom);
+
++ if (bus->chipinfo.id == 0x4331)
++ bcma_chipco_bcm4331_ext_pa_lines_ctl(&bus->drv_cc, true);
++
+ err = bcma_sprom_valid(sprom);
+ if (err)
+ goto out;
@@ -2713,3 +3456,521 @@
+{
+ pr_err("No support for PCI core in hostmode yet\n");
+}
+--- /dev/null
++++ b/drivers/bcma/driver_mips.c
+@@ -0,0 +1,256 @@
++/*
++ * Broadcom specific AMBA
++ * Broadcom MIPS32 74K core driver
++ *
++ * Copyright 2009, Broadcom Corporation
++ * Copyright 2006, 2007, Michael Buesch <mb@bu3sch.de>
++ * Copyright 2010, Bernhard Loos <bernhardloos@googlemail.com>
++ * Copyright 2011, Hauke Mehrtens <hauke@hauke-m.de>
++ *
++ * Licensed under the GNU/GPL. See COPYING for details.
++ */
++
++#include "bcma_private.h"
++
++#include <linux/bcma/bcma.h>
++
++#include <linux/serial.h>
++#include <linux/serial_core.h>
++#include <linux/serial_reg.h>
++#include <linux/time.h>
++
++/* The 47162a0 hangs when reading MIPS DMP registers registers */
++static inline bool bcma_core_mips_bcm47162a0_quirk(struct bcma_device *dev)
++{
++ return dev->bus->chipinfo.id == 47162 && dev->bus->chipinfo.rev == 0 &&
++ dev->id.id == BCMA_CORE_MIPS_74K;
++}
++
++/* The 5357b0 hangs when reading USB20H DMP registers */
++static inline bool bcma_core_mips_bcm5357b0_quirk(struct bcma_device *dev)
++{
++ return (dev->bus->chipinfo.id == 0x5357 ||
++ dev->bus->chipinfo.id == 0x4749) &&
++ dev->bus->chipinfo.pkg == 11 &&
++ dev->id.id == BCMA_CORE_USB20_HOST;
++}
++
++static inline u32 mips_read32(struct bcma_drv_mips *mcore,
++ u16 offset)
++{
++ return bcma_read32(mcore->core, offset);
++}
++
++static inline void mips_write32(struct bcma_drv_mips *mcore,
++ u16 offset,
++ u32 value)
++{
++ bcma_write32(mcore->core, offset, value);
++}
++
++static const u32 ipsflag_irq_mask[] = {
++ 0,
++ BCMA_MIPS_IPSFLAG_IRQ1,
++ BCMA_MIPS_IPSFLAG_IRQ2,
++ BCMA_MIPS_IPSFLAG_IRQ3,
++ BCMA_MIPS_IPSFLAG_IRQ4,
++};
++
++static const u32 ipsflag_irq_shift[] = {
++ 0,
++ BCMA_MIPS_IPSFLAG_IRQ1_SHIFT,
++ BCMA_MIPS_IPSFLAG_IRQ2_SHIFT,
++ BCMA_MIPS_IPSFLAG_IRQ3_SHIFT,
++ BCMA_MIPS_IPSFLAG_IRQ4_SHIFT,
++};
++
++static u32 bcma_core_mips_irqflag(struct bcma_device *dev)
++{
++ u32 flag;
++
++ if (bcma_core_mips_bcm47162a0_quirk(dev))
++ return dev->core_index;
++ if (bcma_core_mips_bcm5357b0_quirk(dev))
++ return dev->core_index;
++ flag = bcma_aread32(dev, BCMA_MIPS_OOBSELOUTA30);
++
++ return flag & 0x1F;
++}
++
++/* Get the MIPS IRQ assignment for a specified device.
++ * If unassigned, 0 is returned.
++ */
++unsigned int bcma_core_mips_irq(struct bcma_device *dev)
++{
++ struct bcma_device *mdev = dev->bus->drv_mips.core;
++ u32 irqflag;
++ unsigned int irq;
++
++ irqflag = bcma_core_mips_irqflag(dev);
++
++ for (irq = 1; irq <= 4; irq++)
++ if (bcma_read32(mdev, BCMA_MIPS_MIPS74K_INTMASK(irq)) &
++ (1 << irqflag))
++ return irq;
++
++ return 0;
++}
++EXPORT_SYMBOL(bcma_core_mips_irq);
++
++static void bcma_core_mips_set_irq(struct bcma_device *dev, unsigned int irq)
++{
++ unsigned int oldirq = bcma_core_mips_irq(dev);
++ struct bcma_bus *bus = dev->bus;
++ struct bcma_device *mdev = bus->drv_mips.core;
++ u32 irqflag;
++
++ irqflag = bcma_core_mips_irqflag(dev);
++ BUG_ON(oldirq == 6);
++
++ dev->irq = irq + 2;
++
++ /* clear the old irq */
++ if (oldirq == 0)
++ bcma_write32(mdev, BCMA_MIPS_MIPS74K_INTMASK(0),
++ bcma_read32(mdev, BCMA_MIPS_MIPS74K_INTMASK(0)) &
++ ~(1 << irqflag));
++ else
++ bcma_write32(mdev, BCMA_MIPS_MIPS74K_INTMASK(irq), 0);
++
++ /* assign the new one */
++ if (irq == 0) {
++ bcma_write32(mdev, BCMA_MIPS_MIPS74K_INTMASK(0),
++ bcma_read32(mdev, BCMA_MIPS_MIPS74K_INTMASK(0)) |
++ (1 << irqflag));
++ } else {
++ u32 oldirqflag = bcma_read32(mdev,
++ BCMA_MIPS_MIPS74K_INTMASK(irq));
++ if (oldirqflag) {
++ struct bcma_device *core;
++
++ /* backplane irq line is in use, find out who uses
++ * it and set user to irq 0
++ */
++ list_for_each_entry_reverse(core, &bus->cores, list) {
++ if ((1 << bcma_core_mips_irqflag(core)) ==
++ oldirqflag) {
++ bcma_core_mips_set_irq(core, 0);
++ break;
++ }
++ }
++ }
++ bcma_write32(mdev, BCMA_MIPS_MIPS74K_INTMASK(irq),
++ 1 << irqflag);
++ }
++
++ pr_info("set_irq: core 0x%04x, irq %d => %d\n",
++ dev->id.id, oldirq + 2, irq + 2);
++}
++
++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);
++ for (i = 0; i <= 6; i++)
++ printk(" %s%s", irq_name[i], i == irq ? "*" : " ");
++ printk("\n");
++}
++
++static void bcma_core_mips_dump_irq(struct bcma_bus *bus)
++{
++ struct bcma_device *core;
++
++ list_for_each_entry_reverse(core, &bus->cores, list) {
++ bcma_core_mips_print_irq(core, bcma_core_mips_irq(core));
++ }
++}
++
++u32 bcma_cpu_clock(struct bcma_drv_mips *mcore)
++{
++ struct bcma_bus *bus = mcore->core->bus;
++
++ if (bus->drv_cc.capabilities & BCMA_CC_CAP_PMU)
++ return bcma_pmu_get_clockcpu(&bus->drv_cc);
++
++ pr_err("No PMU available, need this to get the cpu clock\n");
++ return 0;
++}
++EXPORT_SYMBOL(bcma_cpu_clock);
++
++static void bcma_core_mips_flash_detect(struct bcma_drv_mips *mcore)
++{
++ struct bcma_bus *bus = mcore->core->bus;
++
++ switch (bus->drv_cc.capabilities & BCMA_CC_CAP_FLASHT) {
++ case BCMA_CC_FLASHT_STSER:
++ case BCMA_CC_FLASHT_ATSER:
++ pr_err("Serial flash not supported.\n");
++ break;
++ case BCMA_CC_FLASHT_PARA:
++ pr_info("found parallel flash.\n");
++ bus->drv_cc.pflash.window = 0x1c000000;
++ bus->drv_cc.pflash.window_size = 0x02000000;
++
++ if ((bcma_read32(bus->drv_cc.core, BCMA_CC_FLASH_CFG) &
++ BCMA_CC_FLASH_CFG_DS) == 0)
++ bus->drv_cc.pflash.buswidth = 1;
++ else
++ bus->drv_cc.pflash.buswidth = 2;
++ break;
++ default:
++ pr_err("flash not supported.\n");
++ }
++}
++
++void bcma_core_mips_init(struct bcma_drv_mips *mcore)
++{
++ struct bcma_bus *bus;
++ struct bcma_device *core;
++ bus = mcore->core->bus;
++
++ pr_info("Initializing MIPS core...\n");
++
++ if (!mcore->setup_done)
++ mcore->assigned_irqs = 1;
++
++ /* Assign IRQs to all cores on the bus */
++ list_for_each_entry_reverse(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;
++ }
++ }
++ pr_info("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;
++}
+--- /dev/null
++++ b/drivers/bcma/host_soc.c
+@@ -0,0 +1,183 @@
++/*
++ * Broadcom specific AMBA
++ * System on Chip (SoC) Host
++ *
++ * Licensed under the GNU/GPL. See COPYING for details.
++ */
++
++#include "bcma_private.h"
++#include "scan.h"
++#include <linux/bcma/bcma.h>
++#include <linux/bcma/bcma_soc.h>
++
++static u8 bcma_host_soc_read8(struct bcma_device *core, u16 offset)
++{
++ return readb(core->io_addr + offset);
++}
++
++static u16 bcma_host_soc_read16(struct bcma_device *core, u16 offset)
++{
++ return readw(core->io_addr + offset);
++}
++
++static u32 bcma_host_soc_read32(struct bcma_device *core, u16 offset)
++{
++ return readl(core->io_addr + offset);
++}
++
++static void bcma_host_soc_write8(struct bcma_device *core, u16 offset,
++ u8 value)
++{
++ writeb(value, core->io_addr + offset);
++}
++
++static void bcma_host_soc_write16(struct bcma_device *core, u16 offset,
++ u16 value)
++{
++ writew(value, core->io_addr + offset);
++}
++
++static void bcma_host_soc_write32(struct bcma_device *core, u16 offset,
++ u32 value)
++{
++ writel(value, core->io_addr + offset);
++}
++
++#ifdef CONFIG_BCMA_BLOCKIO
++static void bcma_host_soc_block_read(struct bcma_device *core, void *buffer,
++ size_t count, u16 offset, u8 reg_width)
++{
++ void __iomem *addr = core->io_addr + offset;
++
++ switch (reg_width) {
++ case sizeof(u8): {
++ u8 *buf = buffer;
++
++ while (count) {
++ *buf = __raw_readb(addr);
++ buf++;
++ count--;
++ }
++ break;
++ }
++ case sizeof(u16): {
++ __le16 *buf = buffer;
++
++ WARN_ON(count & 1);
++ while (count) {
++ *buf = (__force __le16)__raw_readw(addr);
++ buf++;
++ count -= 2;
++ }
++ break;
++ }
++ case sizeof(u32): {
++ __le32 *buf = buffer;
++
++ WARN_ON(count & 3);
++ while (count) {
++ *buf = (__force __le32)__raw_readl(addr);
++ buf++;
++ count -= 4;
++ }
++ break;
++ }
++ default:
++ WARN_ON(1);
++ }
++}
++
++static void bcma_host_soc_block_write(struct bcma_device *core,
++ const void *buffer,
++ size_t count, u16 offset, u8 reg_width)
++{
++ void __iomem *addr = core->io_addr + offset;
++
++ switch (reg_width) {
++ case sizeof(u8): {
++ const u8 *buf = buffer;
++
++ while (count) {
++ __raw_writeb(*buf, addr);
++ buf++;
++ count--;
++ }
++ break;
++ }
++ case sizeof(u16): {
++ const __le16 *buf = buffer;
++
++ WARN_ON(count & 1);
++ while (count) {
++ __raw_writew((__force u16)(*buf), addr);
++ buf++;
++ count -= 2;
++ }
++ break;
++ }
++ case sizeof(u32): {
++ const __le32 *buf = buffer;
++
++ WARN_ON(count & 3);
++ while (count) {
++ __raw_writel((__force u32)(*buf), addr);
++ buf++;
++ count -= 4;
++ }
++ break;
++ }
++ default:
++ WARN_ON(1);
++ }
++}
++#endif /* CONFIG_BCMA_BLOCKIO */
++
++static u32 bcma_host_soc_aread32(struct bcma_device *core, u16 offset)
++{
++ return readl(core->io_wrap + offset);
++}
++
++static void bcma_host_soc_awrite32(struct bcma_device *core, u16 offset,
++ u32 value)
++{
++ writel(value, core->io_wrap + offset);
++}
++
++const struct bcma_host_ops bcma_host_soc_ops = {
++ .read8 = bcma_host_soc_read8,
++ .read16 = bcma_host_soc_read16,
++ .read32 = bcma_host_soc_read32,
++ .write8 = bcma_host_soc_write8,
++ .write16 = bcma_host_soc_write16,
++ .write32 = bcma_host_soc_write32,
++#ifdef CONFIG_BCMA_BLOCKIO
++ .block_read = bcma_host_soc_block_read,
++ .block_write = bcma_host_soc_block_write,
++#endif
++ .aread32 = bcma_host_soc_aread32,
++ .awrite32 = bcma_host_soc_awrite32,
++};
++
++int __init bcma_host_soc_register(struct bcma_soc *soc)
++{
++ struct bcma_bus *bus = &soc->bus;
++ int err;
++
++ /* iomap only first core. We have to read some register on this core
++ * to scan the bus.
++ */
++ bus->mmio = ioremap_nocache(BCMA_ADDR_BASE, BCMA_CORE_SIZE * 1);
++ if (!bus->mmio)
++ return -ENOMEM;
++
++ /* Host specific */
++ bus->hosttype = BCMA_HOSTTYPE_SOC;
++ bus->ops = &bcma_host_soc_ops;
++
++ /* Register */
++ err = bcma_bus_early_register(bus, &soc->core_cc, &soc->core_mips);
++ if (err)
++ iounmap(bus->mmio);
++
++ return err;
++}
+--- /dev/null
++++ b/include/linux/bcma/bcma_driver_mips.h
+@@ -0,0 +1,51 @@
++#ifndef LINUX_BCMA_DRIVER_MIPS_H_
++#define LINUX_BCMA_DRIVER_MIPS_H_
++
++#define BCMA_MIPS_IPSFLAG 0x0F08
++/* which sbflags get routed to mips interrupt 1 */
++#define BCMA_MIPS_IPSFLAG_IRQ1 0x0000003F
++#define BCMA_MIPS_IPSFLAG_IRQ1_SHIFT 0
++/* which sbflags get routed to mips interrupt 2 */
++#define BCMA_MIPS_IPSFLAG_IRQ2 0x00003F00
++#define BCMA_MIPS_IPSFLAG_IRQ2_SHIFT 8
++/* which sbflags get routed to mips interrupt 3 */
++#define BCMA_MIPS_IPSFLAG_IRQ3 0x003F0000
++#define BCMA_MIPS_IPSFLAG_IRQ3_SHIFT 16
++/* which sbflags get routed to mips interrupt 4 */
++#define BCMA_MIPS_IPSFLAG_IRQ4 0x3F000000
++#define BCMA_MIPS_IPSFLAG_IRQ4_SHIFT 24
++
++/* MIPS 74K core registers */
++#define BCMA_MIPS_MIPS74K_CORECTL 0x0000
++#define BCMA_MIPS_MIPS74K_EXCEPTBASE 0x0004
++#define BCMA_MIPS_MIPS74K_BIST 0x000C
++#define BCMA_MIPS_MIPS74K_INTMASK_INT0 0x0014
++#define BCMA_MIPS_MIPS74K_INTMASK(int) \
++ ((int) * 4 + BCMA_MIPS_MIPS74K_INTMASK_INT0)
++#define BCMA_MIPS_MIPS74K_NMIMASK 0x002C
++#define BCMA_MIPS_MIPS74K_GPIOSEL 0x0040
++#define BCMA_MIPS_MIPS74K_GPIOOUT 0x0044
++#define BCMA_MIPS_MIPS74K_GPIOEN 0x0048
++#define BCMA_MIPS_MIPS74K_CLKCTLST 0x01E0
++
++#define BCMA_MIPS_OOBSELOUTA30 0x100
++
++struct bcma_device;
++
++struct bcma_drv_mips {
++ struct bcma_device *core;
++ u8 setup_done:1;
++ unsigned int assigned_irqs;
++};
++
++#ifdef CONFIG_BCMA_DRIVER_MIPS
++extern void bcma_core_mips_init(struct bcma_drv_mips *mcore);
++#else
++static inline void bcma_core_mips_init(struct bcma_drv_mips *mcore) { }
++#endif
++
++extern u32 bcma_cpu_clock(struct bcma_drv_mips *mcore);
++
++extern unsigned int bcma_core_mips_irq(struct bcma_device *dev);
++
++#endif /* LINUX_BCMA_DRIVER_MIPS_H_ */
+--- /dev/null
++++ b/include/linux/bcma/bcma_soc.h
+@@ -0,0 +1,16 @@
++#ifndef LINUX_BCMA_SOC_H_
++#define LINUX_BCMA_SOC_H_
++
++#include <linux/bcma/bcma.h>
++
++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);
++
++int bcma_bus_register(struct bcma_bus *bus);
++
++#endif /* LINUX_BCMA_SOC_H_ */
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-30 22:36:09 +0000