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openwrt/target/linux/generic/patches-3.8/025-bcma_backport.patch

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--- a/arch/mips/bcm47xx/serial.c
+++ b/arch/mips/bcm47xx/serial.c
@@ -62,7 +62,7 @@ static int __init uart8250_init_bcma(voi
p->mapbase = (unsigned int) bcma_port->regs;
p->membase = (void *) bcma_port->regs;
- p->irq = bcma_port->irq + 2;
+ p->irq = bcma_port->irq;
p->uartclk = bcma_port->baud_base;
p->regshift = bcma_port->reg_shift;
p->iotype = UPIO_MEM;
--- a/drivers/bcma/bcma_private.h
+++ b/drivers/bcma/bcma_private.h
@@ -31,6 +31,8 @@ int __init bcma_bus_early_register(struc
int bcma_bus_suspend(struct bcma_bus *bus);
int bcma_bus_resume(struct bcma_bus *bus);
#endif
+struct bcma_device *bcma_find_core_unit(struct bcma_bus *bus, u16 coreid,
+ u8 unit);
/* scan.c */
int bcma_bus_scan(struct bcma_bus *bus);
@@ -45,6 +47,7 @@ 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);
+extern struct platform_device bcma_pflash_dev;
#endif /* CONFIG_BCMA_DRIVER_MIPS */
/* driver_chipcommon_pmu.c */
--- a/drivers/bcma/core.c
+++ b/drivers/bcma/core.c
@@ -104,7 +104,13 @@ void bcma_core_pll_ctl(struct bcma_devic
if (i)
bcma_err(core->bus, "PLL enable timeout\n");
} else {
- bcma_warn(core->bus, "Disabling PLL not supported yet!\n");
+ /*
+ * Mask the PLL but don't wait for it to be disabled. PLL may be
+ * shared between cores and will be still up if there is another
+ * core using it.
+ */
+ bcma_mask32(core, BCMA_CLKCTLST, ~req);
+ bcma_read32(core, BCMA_CLKCTLST);
}
}
EXPORT_SYMBOL_GPL(bcma_core_pll_ctl);
--- a/drivers/bcma/driver_chipcommon.c
+++ b/drivers/bcma/driver_chipcommon.c
@@ -25,13 +25,14 @@ static inline u32 bcma_cc_write32_masked
return value;
}
-static u32 bcma_chipco_get_alp_clock(struct bcma_drv_cc *cc)
+u32 bcma_chipco_get_alp_clock(struct bcma_drv_cc *cc)
{
if (cc->capabilities & BCMA_CC_CAP_PMU)
return bcma_pmu_get_alp_clock(cc);
return 20000000;
}
+EXPORT_SYMBOL_GPL(bcma_chipco_get_alp_clock);
static u32 bcma_chipco_watchdog_get_max_timer(struct bcma_drv_cc *cc)
{
@@ -213,6 +214,7 @@ u32 bcma_chipco_gpio_out(struct bcma_drv
return res;
}
+EXPORT_SYMBOL_GPL(bcma_chipco_gpio_out);
u32 bcma_chipco_gpio_outen(struct bcma_drv_cc *cc, u32 mask, u32 value)
{
@@ -225,6 +227,7 @@ u32 bcma_chipco_gpio_outen(struct bcma_d
return res;
}
+EXPORT_SYMBOL_GPL(bcma_chipco_gpio_outen);
/*
* If the bit is set to 0, chipcommon controlls this GPIO,
@@ -329,7 +332,7 @@ void bcma_chipco_serial_init(struct bcma
return;
}
- irq = bcma_core_mips_irq(cc->core);
+ irq = bcma_core_irq(cc->core);
/* Determine the registers of the UARTs */
cc->nr_serial_ports = (cc->capabilities & BCMA_CC_CAP_NRUART);
--- a/drivers/bcma/driver_chipcommon_nflash.c
+++ b/drivers/bcma/driver_chipcommon_nflash.c
@@ -5,11 +5,11 @@
* Licensed under the GNU/GPL. See COPYING for details.
*/
+#include "bcma_private.h"
+
#include <linux/platform_device.h>
#include <linux/bcma/bcma.h>
-#include "bcma_private.h"
-
struct platform_device bcma_nflash_dev = {
.name = "bcma_nflash",
.num_resources = 0,
--- a/drivers/bcma/driver_chipcommon_pmu.c
+++ b/drivers/bcma/driver_chipcommon_pmu.c
@@ -174,19 +174,35 @@ u32 bcma_pmu_get_alp_clock(struct bcma_d
struct bcma_bus *bus = cc->core->bus;
switch (bus->chipinfo.id) {
+ case BCMA_CHIP_ID_BCM4313:
+ case BCMA_CHIP_ID_BCM43224:
+ case BCMA_CHIP_ID_BCM43225:
+ case BCMA_CHIP_ID_BCM43227:
+ case BCMA_CHIP_ID_BCM43228:
+ case BCMA_CHIP_ID_BCM4331:
+ case BCMA_CHIP_ID_BCM43421:
+ case BCMA_CHIP_ID_BCM43428:
+ case BCMA_CHIP_ID_BCM43431:
case BCMA_CHIP_ID_BCM4716:
- case BCMA_CHIP_ID_BCM4748:
case BCMA_CHIP_ID_BCM47162:
- case BCMA_CHIP_ID_BCM4313:
- case BCMA_CHIP_ID_BCM5357:
+ case BCMA_CHIP_ID_BCM4748:
case BCMA_CHIP_ID_BCM4749:
+ case BCMA_CHIP_ID_BCM5357:
case BCMA_CHIP_ID_BCM53572:
+ case BCMA_CHIP_ID_BCM6362:
/* always 20Mhz */
return 20000 * 1000;
- case BCMA_CHIP_ID_BCM5356:
case BCMA_CHIP_ID_BCM4706:
+ case BCMA_CHIP_ID_BCM5356:
/* always 25Mhz */
return 25000 * 1000;
+ case BCMA_CHIP_ID_BCM43460:
+ case BCMA_CHIP_ID_BCM4352:
+ case BCMA_CHIP_ID_BCM4360:
+ if (cc->status & BCMA_CC_CHIPST_4360_XTAL_40MZ)
+ return 40000 * 1000;
+ else
+ return 20000 * 1000;
default:
bcma_warn(bus, "No ALP clock specified for %04X device, pmu rev. %d, using default %d Hz\n",
bus->chipinfo.id, cc->pmu.rev, BCMA_CC_PMU_ALP_CLOCK);
@@ -264,7 +280,7 @@ static u32 bcma_pmu_pll_clock_bcm4706(st
}
/* query bus clock frequency for PMU-enabled chipcommon */
-static u32 bcma_pmu_get_bus_clock(struct bcma_drv_cc *cc)
+u32 bcma_pmu_get_bus_clock(struct bcma_drv_cc *cc)
{
struct bcma_bus *bus = cc->core->bus;
@@ -293,6 +309,7 @@ static u32 bcma_pmu_get_bus_clock(struct
}
return BCMA_CC_PMU_HT_CLOCK;
}
+EXPORT_SYMBOL_GPL(bcma_pmu_get_bus_clock);
/* query cpu clock frequency for PMU-enabled chipcommon */
u32 bcma_pmu_get_cpu_clock(struct bcma_drv_cc *cc)
@@ -372,7 +389,7 @@ void bcma_pmu_spuravoid_pllupdate(struct
tmp |= (bcm5357_bcm43236_ndiv[spuravoid]) << BCMA_CC_PMU1_PLL0_PC2_NDIV_INT_SHIFT;
bcma_cc_write32(cc, BCMA_CC_PLLCTL_DATA, tmp);
- tmp = 1 << 10;
+ tmp = BCMA_CC_PMU_CTL_PLL_UPD;
break;
case BCMA_CHIP_ID_BCM4331:
@@ -393,7 +410,7 @@ void bcma_pmu_spuravoid_pllupdate(struct
bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL2,
0x03000a08);
}
- tmp = 1 << 10;
+ tmp = BCMA_CC_PMU_CTL_PLL_UPD;
break;
case BCMA_CHIP_ID_BCM43224:
@@ -426,7 +443,7 @@ void bcma_pmu_spuravoid_pllupdate(struct
bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL5,
0x88888815);
}
- tmp = 1 << 10;
+ tmp = BCMA_CC_PMU_CTL_PLL_UPD;
break;
case BCMA_CHIP_ID_BCM4716:
@@ -460,7 +477,7 @@ void bcma_pmu_spuravoid_pllupdate(struct
0x88888815);
}
- tmp = 3 << 9;
+ tmp = BCMA_CC_PMU_CTL_PLL_UPD | BCMA_CC_PMU_CTL_NOILPONW;
break;
case BCMA_CHIP_ID_BCM43227:
@@ -496,7 +513,7 @@ void bcma_pmu_spuravoid_pllupdate(struct
bcma_pmu_spuravoid_pll_write(cc, BCMA_CC_PMU_PLL_CTL5,
0x88888815);
}
- tmp = 1 << 10;
+ tmp = BCMA_CC_PMU_CTL_PLL_UPD;
break;
default:
bcma_err(bus, "Unknown spuravoidance settings for chip 0x%04X, not changing PLL\n",
--- a/drivers/bcma/driver_chipcommon_sflash.c
+++ b/drivers/bcma/driver_chipcommon_sflash.c
@@ -5,11 +5,11 @@
* Licensed under the GNU/GPL. See COPYING for details.
*/
+#include "bcma_private.h"
+
#include <linux/platform_device.h>
#include <linux/bcma/bcma.h>
-#include "bcma_private.h"
-
static struct resource bcma_sflash_resource = {
.name = "bcma_sflash",
.start = BCMA_SOC_FLASH2,
--- a/drivers/bcma/driver_gpio.c
+++ b/drivers/bcma/driver_gpio.c
@@ -73,6 +73,16 @@ static void bcma_gpio_free(struct gpio_c
bcma_chipco_gpio_pullup(cc, 1 << gpio, 0);
}
+static int bcma_gpio_to_irq(struct gpio_chip *chip, unsigned gpio)
+{
+ struct bcma_drv_cc *cc = bcma_gpio_get_cc(chip);
+
+ if (cc->core->bus->hosttype == BCMA_HOSTTYPE_SOC)
+ return bcma_core_irq(cc->core);
+ else
+ return -EINVAL;
+}
+
int bcma_gpio_init(struct bcma_drv_cc *cc)
{
struct gpio_chip *chip = &cc->gpio;
@@ -85,6 +95,7 @@ int bcma_gpio_init(struct bcma_drv_cc *c
chip->set = bcma_gpio_set_value;
chip->direction_input = bcma_gpio_direction_input;
chip->direction_output = bcma_gpio_direction_output;
+ chip->to_irq = bcma_gpio_to_irq;
chip->ngpio = 16;
/* There is just one SoC in one device and its GPIO addresses should be
* deterministic to address them more easily. The other buses could get
--- a/drivers/bcma/driver_mips.c
+++ b/drivers/bcma/driver_mips.c
@@ -14,11 +14,33 @@
#include <linux/bcma/bcma.h>
+#include <linux/mtd/physmap.h>
+#include <linux/platform_device.h>
#include <linux/serial.h>
#include <linux/serial_core.h>
#include <linux/serial_reg.h>
#include <linux/time.h>
+static const char *part_probes[] = { "bcm47xxpart", NULL };
+
+static struct physmap_flash_data bcma_pflash_data = {
+ .part_probe_types = part_probes,
+};
+
+static struct resource bcma_pflash_resource = {
+ .name = "bcma_pflash",
+ .flags = IORESOURCE_MEM,
+};
+
+struct platform_device bcma_pflash_dev = {
+ .name = "physmap-flash",
+ .dev = {
+ .platform_data = &bcma_pflash_data,
+ },
+ .resource = &bcma_pflash_resource,
+ .num_resources = 1,
+};
+
/* The 47162a0 hangs when reading MIPS DMP registers registers */
static inline bool bcma_core_mips_bcm47162a0_quirk(struct bcma_device *dev)
{
@@ -74,28 +96,41 @@ static u32 bcma_core_mips_irqflag(struct
return dev->core_index;
flag = bcma_aread32(dev, BCMA_MIPS_OOBSELOUTA30);
- return flag & 0x1F;
+ if (flag)
+ return flag & 0x1F;
+ else
+ return 0x3f;
}
/* Get the MIPS IRQ assignment for a specified device.
* If unassigned, 0 is returned.
+ * If disabled, 5 is returned.
+ * If not supported, 6 is returned.
*/
-unsigned int bcma_core_mips_irq(struct bcma_device *dev)
+static 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);
+ if (irqflag == 0x3f)
+ return 6;
- for (irq = 1; irq <= 4; irq++)
+ for (irq = 0; irq <= 4; irq++)
if (bcma_read32(mdev, BCMA_MIPS_MIPS74K_INTMASK(irq)) &
(1 << irqflag))
return irq;
- return 0;
+ return 5;
}
-EXPORT_SYMBOL(bcma_core_mips_irq);
+
+unsigned int bcma_core_irq(struct bcma_device *dev)
+{
+ unsigned int mips_irq = bcma_core_mips_irq(dev);
+ return mips_irq <= 4 ? mips_irq + 2 : 0;
+}
+EXPORT_SYMBOL(bcma_core_irq);
static void bcma_core_mips_set_irq(struct bcma_device *dev, unsigned int irq)
{
@@ -114,7 +149,7 @@ static void bcma_core_mips_set_irq(struc
bcma_write32(mdev, BCMA_MIPS_MIPS74K_INTMASK(0),
bcma_read32(mdev, BCMA_MIPS_MIPS74K_INTMASK(0)) &
~(1 << irqflag));
- else
+ else if (oldirq != 5)
bcma_write32(mdev, BCMA_MIPS_MIPS74K_INTMASK(oldirq), 0);
/* assign the new one */
@@ -123,9 +158,9 @@ static void bcma_core_mips_set_irq(struc
bcma_read32(mdev, BCMA_MIPS_MIPS74K_INTMASK(0)) |
(1 << irqflag));
} else {
- u32 oldirqflag = bcma_read32(mdev,
- BCMA_MIPS_MIPS74K_INTMASK(irq));
- if (oldirqflag) {
+ u32 irqinitmask = bcma_read32(mdev,
+ BCMA_MIPS_MIPS74K_INTMASK(irq));
+ if (irqinitmask) {
struct bcma_device *core;
/* backplane irq line is in use, find out who uses
@@ -133,7 +168,7 @@ static void bcma_core_mips_set_irq(struc
*/
list_for_each_entry(core, &bus->cores, list) {
if ((1 << bcma_core_mips_irqflag(core)) ==
- oldirqflag) {
+ irqinitmask) {
bcma_core_mips_set_irq(core, 0);
break;
}
@@ -143,15 +178,31 @@ static void bcma_core_mips_set_irq(struc
1 << irqflag);
}
- bcma_info(bus, "set_irq: core 0x%04x, irq %d => %d\n",
- dev->id.id, oldirq + 2, irq + 2);
+ bcma_debug(bus, "set_irq: core 0x%04x, irq %d => %d\n",
+ dev->id.id, oldirq <= 4 ? oldirq + 2 : 0, irq + 2);
+}
+
+static void bcma_core_mips_set_irq_name(struct bcma_bus *bus, unsigned int irq,
+ u16 coreid, u8 unit)
+{
+ struct bcma_device *core;
+
+ core = bcma_find_core_unit(bus, coreid, unit);
+ if (!core) {
+ bcma_warn(bus,
+ "Can not find core (id: 0x%x, unit %i) for IRQ configuration.\n",
+ coreid, unit);
+ return;
+ }
+
+ bcma_core_mips_set_irq(core, irq);
}
static void bcma_core_mips_print_irq(struct bcma_device *dev, unsigned int irq)
{
int i;
static const char *irq_name[] = {"2(S)", "3", "4", "5", "6", "D", "I"};
- printk(KERN_INFO KBUILD_MODNAME ": core 0x%04x, irq :", dev->id.id);
+ printk(KERN_DEBUG KBUILD_MODNAME ": core 0x%04x, irq :", dev->id.id);
for (i = 0; i <= 6; i++)
printk(" %s%s", irq_name[i], i == irq ? "*" : " ");
printk("\n");
@@ -182,6 +233,7 @@ static void bcma_core_mips_flash_detect(
{
struct bcma_bus *bus = mcore->core->bus;
struct bcma_drv_cc *cc = &bus->drv_cc;
+ struct bcma_pflash *pflash = &cc->pflash;
switch (cc->capabilities & BCMA_CC_CAP_FLASHT) {
case BCMA_CC_FLASHT_STSER:
@@ -191,15 +243,20 @@ static void bcma_core_mips_flash_detect(
break;
case BCMA_CC_FLASHT_PARA:
bcma_debug(bus, "Found parallel flash\n");
- cc->pflash.present = true;
- cc->pflash.window = BCMA_SOC_FLASH2;
- cc->pflash.window_size = BCMA_SOC_FLASH2_SZ;
+ pflash->present = true;
+ pflash->window = BCMA_SOC_FLASH2;
+ pflash->window_size = BCMA_SOC_FLASH2_SZ;
if ((bcma_read32(cc->core, BCMA_CC_FLASH_CFG) &
BCMA_CC_FLASH_CFG_DS) == 0)
- cc->pflash.buswidth = 1;
+ pflash->buswidth = 1;
else
- cc->pflash.buswidth = 2;
+ pflash->buswidth = 2;
+
+ bcma_pflash_data.width = pflash->buswidth;
+ bcma_pflash_resource.start = pflash->window;
+ bcma_pflash_resource.end = pflash->window + pflash->window_size;
+
break;
default:
bcma_err(bus, "Flash type not supported\n");
@@ -227,6 +284,32 @@ void bcma_core_mips_early_init(struct bc
mcore->early_setup_done = true;
}
+static void bcma_fix_i2s_irqflag(struct bcma_bus *bus)
+{
+ struct bcma_device *cpu, *pcie, *i2s;
+
+ /* Fixup the interrupts in 4716/4748 for i2s core (2010 Broadcom SDK)
+ * (IRQ flags > 7 are ignored when setting the interrupt masks)
+ */
+ if (bus->chipinfo.id != BCMA_CHIP_ID_BCM4716 &&
+ bus->chipinfo.id != BCMA_CHIP_ID_BCM4748)
+ return;
+
+ cpu = bcma_find_core(bus, BCMA_CORE_MIPS_74K);
+ pcie = bcma_find_core(bus, BCMA_CORE_PCIE);
+ i2s = bcma_find_core(bus, BCMA_CORE_I2S);
+ if (cpu && pcie && i2s &&
+ bcma_aread32(cpu, BCMA_MIPS_OOBSELINA74) == 0x08060504 &&
+ bcma_aread32(pcie, BCMA_MIPS_OOBSELINA74) == 0x08060504 &&
+ bcma_aread32(i2s, BCMA_MIPS_OOBSELOUTA30) == 0x88) {
+ bcma_awrite32(cpu, BCMA_MIPS_OOBSELINA74, 0x07060504);
+ bcma_awrite32(pcie, BCMA_MIPS_OOBSELINA74, 0x07060504);
+ bcma_awrite32(i2s, BCMA_MIPS_OOBSELOUTA30, 0x87);
+ bcma_debug(bus,
+ "Moved i2s interrupt to oob line 7 instead of 8\n");
+ }
+}
+
void bcma_core_mips_init(struct bcma_drv_mips *mcore)
{
struct bcma_bus *bus;
@@ -236,43 +319,55 @@ void bcma_core_mips_init(struct bcma_drv
if (mcore->setup_done)
return;
- bcma_info(bus, "Initializing MIPS core...\n");
+ bcma_debug(bus, "Initializing MIPS core...\n");
bcma_core_mips_early_init(mcore);
- mcore->assigned_irqs = 1;
+ bcma_fix_i2s_irqflag(bus);
- /* Assign IRQs to all cores on the bus */
- list_for_each_entry(core, &bus->cores, list) {
- int mips_irq;
- if (core->irq)
- continue;
-
- mips_irq = bcma_core_mips_irq(core);
- if (mips_irq > 4)
- core->irq = 0;
- else
- core->irq = mips_irq + 2;
- if (core->irq > 5)
- continue;
- switch (core->id.id) {
- case BCMA_CORE_PCI:
- case BCMA_CORE_PCIE:
- case BCMA_CORE_ETHERNET:
- case BCMA_CORE_ETHERNET_GBIT:
- case BCMA_CORE_MAC_GBIT:
- case BCMA_CORE_80211:
- case BCMA_CORE_USB20_HOST:
- /* These devices get their own IRQ line if available,
- * the rest goes on IRQ0
- */
- if (mcore->assigned_irqs <= 4)
- bcma_core_mips_set_irq(core,
- mcore->assigned_irqs++);
- break;
+ switch (bus->chipinfo.id) {
+ case BCMA_CHIP_ID_BCM4716:
+ case BCMA_CHIP_ID_BCM4748:
+ bcma_core_mips_set_irq_name(bus, 1, BCMA_CORE_80211, 0);
+ bcma_core_mips_set_irq_name(bus, 2, BCMA_CORE_MAC_GBIT, 0);
+ bcma_core_mips_set_irq_name(bus, 3, BCMA_CORE_USB20_HOST, 0);
+ bcma_core_mips_set_irq_name(bus, 4, BCMA_CORE_PCIE, 0);
+ bcma_core_mips_set_irq_name(bus, 0, BCMA_CORE_CHIPCOMMON, 0);
+ bcma_core_mips_set_irq_name(bus, 0, BCMA_CORE_I2S, 0);
+ break;
+ case BCMA_CHIP_ID_BCM5356:
+ case BCMA_CHIP_ID_BCM47162:
+ case BCMA_CHIP_ID_BCM53572:
+ bcma_core_mips_set_irq_name(bus, 1, BCMA_CORE_80211, 0);
+ bcma_core_mips_set_irq_name(bus, 2, BCMA_CORE_MAC_GBIT, 0);
+ bcma_core_mips_set_irq_name(bus, 0, BCMA_CORE_CHIPCOMMON, 0);
+ break;
+ case BCMA_CHIP_ID_BCM5357:
+ case BCMA_CHIP_ID_BCM4749:
+ bcma_core_mips_set_irq_name(bus, 1, BCMA_CORE_80211, 0);
+ bcma_core_mips_set_irq_name(bus, 2, BCMA_CORE_MAC_GBIT, 0);
+ bcma_core_mips_set_irq_name(bus, 3, BCMA_CORE_USB20_HOST, 0);
+ bcma_core_mips_set_irq_name(bus, 0, BCMA_CORE_CHIPCOMMON, 0);
+ bcma_core_mips_set_irq_name(bus, 0, BCMA_CORE_I2S, 0);
+ break;
+ case BCMA_CHIP_ID_BCM4706:
+ bcma_core_mips_set_irq_name(bus, 1, BCMA_CORE_PCIE, 0);
+ bcma_core_mips_set_irq_name(bus, 2, BCMA_CORE_4706_MAC_GBIT,
+ 0);
+ bcma_core_mips_set_irq_name(bus, 3, BCMA_CORE_PCIE, 1);
+ bcma_core_mips_set_irq_name(bus, 4, BCMA_CORE_USB20_HOST, 0);
+ bcma_core_mips_set_irq_name(bus, 0, BCMA_CORE_4706_CHIPCOMMON,
+ 0);
+ break;
+ default:
+ list_for_each_entry(core, &bus->cores, list) {
+ core->irq = bcma_core_irq(core);
}
+ bcma_err(bus,
+ "Unknown device (0x%x) found, can not configure IRQs\n",
+ bus->chipinfo.id);
}
- bcma_info(bus, "IRQ reconfiguration done\n");
+ bcma_debug(bus, "IRQ reconfiguration done\n");
bcma_core_mips_dump_irq(bus);
mcore->setup_done = true;
--- a/drivers/bcma/driver_pci_host.c
+++ b/drivers/bcma/driver_pci_host.c
@@ -94,19 +94,19 @@ static int bcma_extpci_read_config(struc
if (dev == 0) {
/* we support only two functions on device 0 */
if (func > 1)
- return -EINVAL;
+ goto out;
/* accesses to config registers with offsets >= 256
* requires indirect access.
*/
if (off >= PCI_CONFIG_SPACE_SIZE) {
addr = (func << 12);
- addr |= (off & 0x0FFF);
+ addr |= (off & 0x0FFC);
val = bcma_pcie_read_config(pc, addr);
} else {
addr = BCMA_CORE_PCI_PCICFG0;
addr |= (func << 8);
- addr |= (off & 0xfc);
+ addr |= (off & 0xFC);
val = pcicore_read32(pc, addr);
}
} else {
@@ -119,11 +119,9 @@ static int bcma_extpci_read_config(struc
goto out;
if (mips_busprobe32(val, mmio)) {
- val = 0xffffffff;
+ val = 0xFFFFFFFF;
goto unmap;
}
-
- val = readl(mmio);
}
val >>= (8 * (off & 3));
@@ -151,7 +149,7 @@ static int bcma_extpci_write_config(stru
const void *buf, int len)
{
int err = -EINVAL;
- u32 addr = 0, val = 0;
+ u32 addr, val;
void __iomem *mmio = 0;
u16 chipid = pc->core->bus->chipinfo.id;
@@ -159,16 +157,22 @@ static int bcma_extpci_write_config(stru
if (unlikely(len != 1 && len != 2 && len != 4))
goto out;
if (dev == 0) {
+ /* we support only two functions on device 0 */
+ if (func > 1)
+ goto out;
+
/* accesses to config registers with offsets >= 256
* requires indirect access.
*/
- if (off < PCI_CONFIG_SPACE_SIZE) {
- addr = pc->core->addr + BCMA_CORE_PCI_PCICFG0;
+ if (off >= PCI_CONFIG_SPACE_SIZE) {
+ addr = (func << 12);
+ addr |= (off & 0x0FFC);
+ val = bcma_pcie_read_config(pc, addr);
+ } else {
+ addr = BCMA_CORE_PCI_PCICFG0;
addr |= (func << 8);
- addr |= (off & 0xfc);
- mmio = ioremap_nocache(addr, sizeof(val));
- if (!mmio)
- goto out;
+ addr |= (off & 0xFC);
+ val = pcicore_read32(pc, addr);
}
} else {
addr = bcma_get_cfgspace_addr(pc, dev, func, off);
@@ -180,19 +184,17 @@ static int bcma_extpci_write_config(stru
goto out;
if (mips_busprobe32(val, mmio)) {
- val = 0xffffffff;
+ val = 0xFFFFFFFF;
goto unmap;
}
}
switch (len) {
case 1:
- val = readl(mmio);
val &= ~(0xFF << (8 * (off & 3)));
val |= *((const u8 *)buf) << (8 * (off & 3));
break;
case 2:
- val = readl(mmio);
val &= ~(0xFFFF << (8 * (off & 3)));
val |= *((const u16 *)buf) << (8 * (off & 3));
break;
@@ -200,13 +202,14 @@ static int bcma_extpci_write_config(stru
val = *((const u32 *)buf);
break;
}
- if (dev == 0 && !addr) {
+ if (dev == 0) {
/* accesses to config registers with offsets >= 256
* requires indirect access.
*/
- addr = (func << 12);
- addr |= (off & 0x0FFF);
- bcma_pcie_write_config(pc, addr, val);
+ if (off >= PCI_CONFIG_SPACE_SIZE)
+ bcma_pcie_write_config(pc, addr, val);
+ else
+ pcicore_write32(pc, addr, val);
} else {
writel(val, mmio);
@@ -276,7 +279,7 @@ static u8 bcma_find_pci_capability(struc
/* check for Header type 0 */
bcma_extpci_read_config(pc, dev, func, PCI_HEADER_TYPE, &byte_val,
sizeof(u8));
- if ((byte_val & 0x7f) != PCI_HEADER_TYPE_NORMAL)
+ if ((byte_val & 0x7F) != PCI_HEADER_TYPE_NORMAL)
return cap_ptr;
/* check if the capability pointer field exists */
@@ -401,6 +404,8 @@ void bcma_core_pci_hostmode_init(struct
return;
}
+ spin_lock_init(&pc_host->cfgspace_lock);
+
pc->host_controller = pc_host;
pc_host->pci_controller.io_resource = &pc_host->io_resource;
pc_host->pci_controller.mem_resource = &pc_host->mem_resource;
@@ -426,7 +431,7 @@ void bcma_core_pci_hostmode_init(struct
/* Reset RC */
usleep_range(3000, 5000);
pcicore_write32(pc, BCMA_CORE_PCI_CTL, BCMA_CORE_PCI_CTL_RST_OE);
- usleep_range(1000, 2000);
+ msleep(50);
pcicore_write32(pc, BCMA_CORE_PCI_CTL, BCMA_CORE_PCI_CTL_RST |
BCMA_CORE_PCI_CTL_RST_OE);
@@ -488,6 +493,17 @@ void bcma_core_pci_hostmode_init(struct
bcma_core_pci_enable_crs(pc);
+ if (bus->chipinfo.id == BCMA_CHIP_ID_BCM4706 ||
+ bus->chipinfo.id == BCMA_CHIP_ID_BCM4716) {
+ u16 val16;
+ bcma_extpci_read_config(pc, 0, 0, BCMA_CORE_PCI_CFG_DEVCTRL,
+ &val16, sizeof(val16));
+ val16 |= (2 << 5); /* Max payload size of 512 */
+ val16 |= (2 << 12); /* MRRS 512 */
+ bcma_extpci_write_config(pc, 0, 0, BCMA_CORE_PCI_CFG_DEVCTRL,
+ &val16, sizeof(val16));
+ }
+
/* Enable PCI bridge BAR0 memory & master access */
tmp = PCI_COMMAND_MASTER | PCI_COMMAND_MEMORY;
bcma_extpci_write_config(pc, 0, 0, PCI_COMMAND, &tmp, sizeof(tmp));
@@ -576,7 +592,7 @@ int bcma_core_pci_plat_dev_init(struct p
pr_info("PCI: Fixing up device %s\n", pci_name(dev));
/* Fix up interrupt lines */
- dev->irq = bcma_core_mips_irq(pc_host->pdev->core) + 2;
+ dev->irq = bcma_core_irq(pc_host->pdev->core);
pci_write_config_byte(dev, PCI_INTERRUPT_LINE, dev->irq);
return 0;
@@ -595,6 +611,6 @@ int bcma_core_pci_pcibios_map_irq(const
pc_host = container_of(dev->bus->ops, struct bcma_drv_pci_host,
pci_ops);
- return bcma_core_mips_irq(pc_host->pdev->core) + 2;
+ return bcma_core_irq(pc_host->pdev->core);
}
EXPORT_SYMBOL(bcma_core_pci_pcibios_map_irq);
--- a/drivers/bcma/main.c
+++ b/drivers/bcma/main.c
@@ -81,8 +81,8 @@ struct bcma_device *bcma_find_core(struc
}
EXPORT_SYMBOL_GPL(bcma_find_core);
-static struct bcma_device *bcma_find_core_unit(struct bcma_bus *bus, u16 coreid,
- u8 unit)
+struct bcma_device *bcma_find_core_unit(struct bcma_bus *bus, u16 coreid,
+ u8 unit)
{
struct bcma_device *core;
@@ -120,6 +120,11 @@ static int bcma_register_cores(struct bc
continue;
}
+ /* Only first GMAC core on BCM4706 is connected and working */
+ if (core->id.id == BCMA_CORE_4706_MAC_GBIT &&
+ core->core_unit > 0)
+ continue;
+
core->dev.release = bcma_release_core_dev;
core->dev.bus = &bcma_bus_type;
dev_set_name(&core->dev, "bcma%d:%d", bus->num, dev_id);
@@ -149,6 +154,14 @@ static int bcma_register_cores(struct bc
dev_id++;
}
+#ifdef CONFIG_BCMA_DRIVER_MIPS
+ if (bus->drv_cc.pflash.present) {
+ err = platform_device_register(&bcma_pflash_dev);
+ if (err)
+ bcma_err(bus, "Error registering parallel flash\n");
+ }
+#endif
+
#ifdef CONFIG_BCMA_SFLASH
if (bus->drv_cc.sflash.present) {
err = platform_device_register(&bcma_sflash_dev);
--- a/drivers/bcma/scan.c
+++ b/drivers/bcma/scan.c
@@ -137,19 +137,19 @@ static void bcma_scan_switch_core(struct
addr);
}
-static u32 bcma_erom_get_ent(struct bcma_bus *bus, u32 **eromptr)
+static u32 bcma_erom_get_ent(struct bcma_bus *bus, u32 __iomem **eromptr)
{
u32 ent = readl(*eromptr);
(*eromptr)++;
return ent;
}
-static void bcma_erom_push_ent(u32 **eromptr)
+static void bcma_erom_push_ent(u32 __iomem **eromptr)
{
(*eromptr)--;
}
-static s32 bcma_erom_get_ci(struct bcma_bus *bus, u32 **eromptr)
+static s32 bcma_erom_get_ci(struct bcma_bus *bus, u32 __iomem **eromptr)
{
u32 ent = bcma_erom_get_ent(bus, eromptr);
if (!(ent & SCAN_ER_VALID))
@@ -159,14 +159,14 @@ static s32 bcma_erom_get_ci(struct bcma_
return ent;
}
-static bool bcma_erom_is_end(struct bcma_bus *bus, u32 **eromptr)
+static bool bcma_erom_is_end(struct bcma_bus *bus, u32 __iomem **eromptr)
{
u32 ent = bcma_erom_get_ent(bus, eromptr);
bcma_erom_push_ent(eromptr);
return (ent == (SCAN_ER_TAG_END | SCAN_ER_VALID));
}
-static bool bcma_erom_is_bridge(struct bcma_bus *bus, u32 **eromptr)
+static bool bcma_erom_is_bridge(struct bcma_bus *bus, u32 __iomem **eromptr)
{
u32 ent = bcma_erom_get_ent(bus, eromptr);
bcma_erom_push_ent(eromptr);
@@ -175,7 +175,7 @@ static bool bcma_erom_is_bridge(struct b
((ent & SCAN_ADDR_TYPE) == SCAN_ADDR_TYPE_BRIDGE));
}
-static void bcma_erom_skip_component(struct bcma_bus *bus, u32 **eromptr)
+static void bcma_erom_skip_component(struct bcma_bus *bus, u32 __iomem **eromptr)
{
u32 ent;
while (1) {
@@ -189,7 +189,7 @@ static void bcma_erom_skip_component(str
bcma_erom_push_ent(eromptr);
}
-static s32 bcma_erom_get_mst_port(struct bcma_bus *bus, u32 **eromptr)
+static s32 bcma_erom_get_mst_port(struct bcma_bus *bus, u32 __iomem **eromptr)
{
u32 ent = bcma_erom_get_ent(bus, eromptr);
if (!(ent & SCAN_ER_VALID))
@@ -199,7 +199,7 @@ static s32 bcma_erom_get_mst_port(struct
return ent;
}
-static s32 bcma_erom_get_addr_desc(struct bcma_bus *bus, u32 **eromptr,
+static s32 bcma_erom_get_addr_desc(struct bcma_bus *bus, u32 __iomem **eromptr,
u32 type, u8 port)
{
u32 addrl, addrh, sizel, sizeh = 0;
--- a/drivers/bcma/sprom.c
+++ b/drivers/bcma/sprom.c
@@ -217,6 +217,7 @@ static void bcma_sprom_extract_r8(struct
}
SPEX(board_rev, SSB_SPROM8_BOARDREV, ~0, 0);
+ SPEX(board_type, SSB_SPROM1_SPID, ~0, 0);
SPEX(txpid2g[0], SSB_SPROM4_TXPID2G01, SSB_SPROM4_TXPID2G0,
SSB_SPROM4_TXPID2G0_SHIFT);
--- a/include/linux/bcma/bcma.h
+++ b/include/linux/bcma/bcma.h
@@ -134,6 +134,7 @@ struct bcma_host_ops {
#define BCMA_CORE_I2S 0x834
#define BCMA_CORE_SDR_DDR1_MEM_CTL 0x835 /* SDR/DDR1 memory controller core */
#define BCMA_CORE_SHIM 0x837 /* SHIM component in ubus/6362 */
+#define BCMA_CORE_ARM_CR4 0x83e
#define BCMA_CORE_DEFAULT 0xFFF
#define BCMA_MAX_NR_CORES 16
@@ -173,6 +174,60 @@ struct bcma_host_ops {
#define BCMA_CHIP_ID_BCM53572 53572
#define BCMA_PKG_ID_BCM47188 9
+/* Board types (on PCI usually equals to the subsystem dev id) */
+/* BCM4313 */
+#define BCMA_BOARD_TYPE_BCM94313BU 0X050F
+#define BCMA_BOARD_TYPE_BCM94313HM 0X0510
+#define BCMA_BOARD_TYPE_BCM94313EPA 0X0511
+#define BCMA_BOARD_TYPE_BCM94313HMG 0X051C
+/* BCM4716 */
+#define BCMA_BOARD_TYPE_BCM94716NR2 0X04CD
+/* BCM43224 */
+#define BCMA_BOARD_TYPE_BCM943224X21 0X056E
+#define BCMA_BOARD_TYPE_BCM943224X21_FCC 0X00D1
+#define BCMA_BOARD_TYPE_BCM943224X21B 0X00E9
+#define BCMA_BOARD_TYPE_BCM943224M93 0X008B
+#define BCMA_BOARD_TYPE_BCM943224M93A 0X0090
+#define BCMA_BOARD_TYPE_BCM943224X16 0X0093
+#define BCMA_BOARD_TYPE_BCM94322X9 0X008D
+#define BCMA_BOARD_TYPE_BCM94322M35E 0X008E
+/* BCM43228 */
+#define BCMA_BOARD_TYPE_BCM943228BU8 0X0540
+#define BCMA_BOARD_TYPE_BCM943228BU9 0X0541
+#define BCMA_BOARD_TYPE_BCM943228BU 0X0542
+#define BCMA_BOARD_TYPE_BCM943227HM4L 0X0543
+#define BCMA_BOARD_TYPE_BCM943227HMB 0X0544
+#define BCMA_BOARD_TYPE_BCM943228HM4L 0X0545
+#define BCMA_BOARD_TYPE_BCM943228SD 0X0573
+/* BCM4331 */
+#define BCMA_BOARD_TYPE_BCM94331X19 0X00D6
+#define BCMA_BOARD_TYPE_BCM94331X28 0X00E4
+#define BCMA_BOARD_TYPE_BCM94331X28B 0X010E
+#define BCMA_BOARD_TYPE_BCM94331PCIEBT3AX 0X00E4
+#define BCMA_BOARD_TYPE_BCM94331X12_2G 0X00EC
+#define BCMA_BOARD_TYPE_BCM94331X12_5G 0X00ED
+#define BCMA_BOARD_TYPE_BCM94331X29B 0X00EF
+#define BCMA_BOARD_TYPE_BCM94331CSAX 0X00EF
+#define BCMA_BOARD_TYPE_BCM94331X19C 0X00F5
+#define BCMA_BOARD_TYPE_BCM94331X33 0X00F4
+#define BCMA_BOARD_TYPE_BCM94331BU 0X0523
+#define BCMA_BOARD_TYPE_BCM94331S9BU 0X0524
+#define BCMA_BOARD_TYPE_BCM94331MC 0X0525
+#define BCMA_BOARD_TYPE_BCM94331MCI 0X0526
+#define BCMA_BOARD_TYPE_BCM94331PCIEBT4 0X0527
+#define BCMA_BOARD_TYPE_BCM94331HM 0X0574
+#define BCMA_BOARD_TYPE_BCM94331PCIEDUAL 0X059B
+#define BCMA_BOARD_TYPE_BCM94331MCH5 0X05A9
+#define BCMA_BOARD_TYPE_BCM94331CS 0X05C6
+#define BCMA_BOARD_TYPE_BCM94331CD 0X05DA
+/* BCM53572 */
+#define BCMA_BOARD_TYPE_BCM953572BU 0X058D
+#define BCMA_BOARD_TYPE_BCM953572NR2 0X058E
+#define BCMA_BOARD_TYPE_BCM947188NR2 0X058F
+#define BCMA_BOARD_TYPE_BCM953572SDRNR2 0X0590
+/* BCM43142 */
+#define BCMA_BOARD_TYPE_BCM943142HM 0X05E0
+
struct bcma_device {
struct bcma_bus *bus;
struct bcma_device_id id;
--- a/include/linux/bcma/bcma_driver_chipcommon.h
+++ b/include/linux/bcma/bcma_driver_chipcommon.h
@@ -27,7 +27,7 @@
#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 /* NAND flash */
+#define BCMA_CC_FLASHT_NAND 0x00000300 /* NAND flash */
#define BCMA_CC_FLASHT_PARA 0x00000700 /* Parallel flash */
#define BCMA_CC_CAP_PLLT 0x00038000 /* PLL Type */
#define BCMA_PLLTYPE_NONE 0x00000000
@@ -104,6 +104,7 @@
#define BCMA_CC_CHIPST_4706_MIPS_BENDIAN BIT(3) /* 0: little, 1: big endian */
#define BCMA_CC_CHIPST_4706_PCIE1_DISABLE BIT(5) /* PCIE1 enable strap pin */
#define BCMA_CC_CHIPST_5357_NAND_BOOT BIT(4) /* NAND boot, valid for CC rev 38 and/or BCM5357 */
+#define BCMA_CC_CHIPST_4360_XTAL_40MZ 0x00000001
#define BCMA_CC_JCMD 0x0030 /* Rev >= 10 only */
#define BCMA_CC_JCMD_START 0x80000000
#define BCMA_CC_JCMD_BUSY 0x80000000
@@ -315,6 +316,9 @@
#define BCMA_CC_PMU_CTL 0x0600 /* PMU control */
#define BCMA_CC_PMU_CTL_ILP_DIV 0xFFFF0000 /* ILP div mask */
#define BCMA_CC_PMU_CTL_ILP_DIV_SHIFT 16
+#define BCMA_CC_PMU_CTL_RES 0x00006000 /* reset control mask */
+#define BCMA_CC_PMU_CTL_RES_SHIFT 13
+#define BCMA_CC_PMU_CTL_RES_RELOAD 0x2 /* reload POR values */
#define BCMA_CC_PMU_CTL_PLL_UPD 0x00000400
#define BCMA_CC_PMU_CTL_NOILPONW 0x00000200 /* No ILP on wait */
#define BCMA_CC_PMU_CTL_HTREQEN 0x00000100 /* HT req enable */
@@ -528,6 +532,7 @@ struct bcma_sflash {
u32 size;
struct mtd_info *mtd;
+ void *priv;
};
#endif
@@ -606,6 +611,8 @@ void bcma_chipco_bcm4331_ext_pa_lines_ct
extern u32 bcma_chipco_watchdog_timer_set(struct bcma_drv_cc *cc, u32 ticks);
+extern u32 bcma_chipco_get_alp_clock(struct bcma_drv_cc *cc);
+
void bcma_chipco_irq_mask(struct bcma_drv_cc *cc, u32 mask, u32 value);
u32 bcma_chipco_irq_status(struct bcma_drv_cc *cc, u32 mask);
@@ -634,4 +641,6 @@ extern void bcma_chipco_regctl_maskset(s
u32 offset, u32 mask, u32 set);
extern void bcma_pmu_spuravoid_pllupdate(struct bcma_drv_cc *cc, int spuravoid);
+extern u32 bcma_pmu_get_bus_clock(struct bcma_drv_cc *cc);
+
#endif /* LINUX_BCMA_DRIVER_CC_H_ */
--- a/include/linux/bcma/bcma_driver_mips.h
+++ b/include/linux/bcma/bcma_driver_mips.h
@@ -28,6 +28,7 @@
#define BCMA_MIPS_MIPS74K_GPIOEN 0x0048
#define BCMA_MIPS_MIPS74K_CLKCTLST 0x01E0
+#define BCMA_MIPS_OOBSELINA74 0x004
#define BCMA_MIPS_OOBSELOUTA30 0x100
struct bcma_device;
@@ -36,19 +37,23 @@ struct bcma_drv_mips {
struct bcma_device *core;
u8 setup_done:1;
u8 early_setup_done:1;
- unsigned int assigned_irqs;
};
#ifdef CONFIG_BCMA_DRIVER_MIPS
extern void bcma_core_mips_init(struct bcma_drv_mips *mcore);
extern void bcma_core_mips_early_init(struct bcma_drv_mips *mcore);
+
+extern unsigned int bcma_core_irq(struct bcma_device *core);
#else
static inline void bcma_core_mips_init(struct bcma_drv_mips *mcore) { }
static inline void bcma_core_mips_early_init(struct bcma_drv_mips *mcore) { }
+
+static inline unsigned int bcma_core_irq(struct bcma_device *core)
+{
+ return 0;
+}
#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_ */
--- a/include/linux/bcma/bcma_driver_pci.h
+++ b/include/linux/bcma/bcma_driver_pci.h
@@ -179,6 +179,8 @@ struct pci_dev;
#define BCMA_CORE_PCI_CFG_FUN_MASK 7 /* Function mask */
#define BCMA_CORE_PCI_CFG_OFF_MASK 0xfff /* Register mask */
+#define BCMA_CORE_PCI_CFG_DEVCTRL 0xd8
+
/* PCIE Root Capability Register bits (Host mode only) */
#define BCMA_CORE_PCI_RC_CRS_VISIBILITY 0x0001
--- a/include/linux/bcma/bcma_regs.h
+++ b/include/linux/bcma/bcma_regs.h
@@ -37,6 +37,7 @@
#define BCMA_IOST_BIST_DONE 0x8000
#define BCMA_RESET_CTL 0x0800
#define BCMA_RESET_CTL_RESET 0x0001
+#define BCMA_RESET_ST 0x0804
/* BCMA PCI config space registers. */
#define BCMA_PCI_PMCSR 0x44
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