KumiSystems/openwrtv3
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity
openwrtv3/target/linux/generic/patches-3.6/025-bcma_backport.patch
Felix Fietkau f58dcb59c6 kernel: backport SSB/BCMA changes in preparation for a compat-wireless update 
Signed-off-by: Felix Fietkau <nbd@openwrt.org>

SVN-Revision: 36367
2013-04-19 12:39:40 +00:00

2000 lines
61 KiB
Diff
Raw Blame History

--- a/drivers/bcma/Kconfig
+++ b/drivers/bcma/Kconfig
@@ -48,12 +48,12 @@ config BCMA_DRIVER_MIPS
config BCMA_SFLASH
bool
- depends on BCMA_DRIVER_MIPS && BROKEN
+ depends on BCMA_DRIVER_MIPS
default y
config BCMA_NFLASH
bool
- depends on BCMA_DRIVER_MIPS && BROKEN
+ depends on BCMA_DRIVER_MIPS
default y
config BCMA_DRIVER_GMAC_CMN
@@ -65,6 +65,14 @@ config BCMA_DRIVER_GMAC_CMN
If unsure, say N
+config BCMA_DRIVER_GPIO
+ bool "BCMA GPIO driver"
+ depends on BCMA && GPIOLIB
+ help
+ Driver to provide access to the GPIO pins of the bcma bus.
+
+ If unsure, say N
+
config BCMA_DEBUG
bool "BCMA debugging"
depends on BCMA
--- a/drivers/bcma/Makefile
+++ b/drivers/bcma/Makefile
@@ -6,6 +6,7 @@ bcma-y += driver_pci.o
bcma-$(CONFIG_BCMA_DRIVER_PCI_HOSTMODE) += driver_pci_host.o
bcma-$(CONFIG_BCMA_DRIVER_MIPS) += driver_mips.o
bcma-$(CONFIG_BCMA_DRIVER_GMAC_CMN) += driver_gmac_cmn.o
+bcma-$(CONFIG_BCMA_DRIVER_GPIO) += driver_gpio.o
bcma-$(CONFIG_BCMA_HOST_PCI) += host_pci.o
bcma-$(CONFIG_BCMA_HOST_SOC) += host_soc.o
obj-$(CONFIG_BCMA) += bcma.o
--- 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);
@@ -48,12 +50,13 @@ void bcma_chipco_serial_init(struct bcma
#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);
+u32 bcma_pmu_get_alp_clock(struct bcma_drv_cc *cc);
+u32 bcma_pmu_get_cpu_clock(struct bcma_drv_cc *cc);
#ifdef CONFIG_BCMA_SFLASH
/* driver_chipcommon_sflash.c */
int bcma_sflash_init(struct bcma_drv_cc *cc);
+extern struct platform_device bcma_sflash_dev;
#else
static inline int bcma_sflash_init(struct bcma_drv_cc *cc)
{
@@ -65,6 +68,7 @@ static inline int bcma_sflash_init(struc
#ifdef CONFIG_BCMA_NFLASH
/* driver_chipcommon_nflash.c */
int bcma_nflash_init(struct bcma_drv_cc *cc);
+extern struct platform_device bcma_nflash_dev;
#else
static inline int bcma_nflash_init(struct bcma_drv_cc *cc)
{
@@ -82,9 +86,21 @@ extern void __exit bcma_host_pci_exit(vo
/* driver_pci.c */
u32 bcma_pcie_read(struct bcma_drv_pci *pc, u32 address);
+extern int bcma_chipco_watchdog_register(struct bcma_drv_cc *cc);
+
#ifdef CONFIG_BCMA_DRIVER_PCI_HOSTMODE
bool __devinit bcma_core_pci_is_in_hostmode(struct bcma_drv_pci *pc);
void __devinit bcma_core_pci_hostmode_init(struct bcma_drv_pci *pc);
#endif /* CONFIG_BCMA_DRIVER_PCI_HOSTMODE */
+#ifdef CONFIG_BCMA_DRIVER_GPIO
+/* driver_gpio.c */
+int bcma_gpio_init(struct bcma_drv_cc *cc);
+#else
+static inline int bcma_gpio_init(struct bcma_drv_cc *cc)
+{
+ return -ENOTSUPP;
+}
+#endif /* CONFIG_BCMA_DRIVER_GPIO */
+
#endif
--- a/drivers/bcma/core.c
+++ b/drivers/bcma/core.c
@@ -65,7 +65,7 @@ void bcma_core_set_clockmode(struct bcma
switch (clkmode) {
case BCMA_CLKMODE_FAST:
bcma_set32(core, BCMA_CLKCTLST, BCMA_CLKCTLST_FORCEHT);
- udelay(64);
+ usleep_range(64, 300);
for (i = 0; i < 1500; i++) {
if (bcma_read32(core, BCMA_CLKCTLST) &
BCMA_CLKCTLST_HAVEHT) {
--- a/drivers/bcma/driver_chipcommon.c
+++ b/drivers/bcma/driver_chipcommon.c
@@ -4,12 +4,15 @@
*
* Copyright 2005, Broadcom Corporation
* Copyright 2006, 2007, Michael Buesch <m@bues.ch>
+ * Copyright 2012, Hauke Mehrtens <hauke@hauke-m.de>
*
* Licensed under the GNU/GPL. See COPYING for details.
*/
#include "bcma_private.h"
+#include <linux/bcm47xx_wdt.h>
#include <linux/export.h>
+#include <linux/platform_device.h>
#include <linux/bcma/bcma.h>
static inline u32 bcma_cc_write32_masked(struct bcma_drv_cc *cc, u16 offset,
@@ -22,20 +25,120 @@ static inline u32 bcma_cc_write32_masked
return value;
}
-void bcma_core_chipcommon_init(struct bcma_drv_cc *cc)
+u32 bcma_chipco_get_alp_clock(struct bcma_drv_cc *cc)
{
- u32 leddc_on = 10;
- u32 leddc_off = 90;
+ if (cc->capabilities & BCMA_CC_CAP_PMU)
+ return bcma_pmu_get_alp_clock(cc);
- if (cc->setup_done)
+ return 20000000;
+}
+EXPORT_SYMBOL_GPL(bcma_chipco_get_alp_clock);
+
+static u32 bcma_chipco_watchdog_get_max_timer(struct bcma_drv_cc *cc)
+{
+ struct bcma_bus *bus = cc->core->bus;
+ u32 nb;
+
+ if (cc->capabilities & BCMA_CC_CAP_PMU) {
+ if (bus->chipinfo.id == BCMA_CHIP_ID_BCM4706)
+ nb = 32;
+ else if (cc->core->id.rev < 26)
+ nb = 16;
+ else
+ nb = (cc->core->id.rev >= 37) ? 32 : 24;
+ } else {
+ nb = 28;
+ }
+ if (nb == 32)
+ return 0xffffffff;
+ else
+ return (1 << nb) - 1;
+}
+
+static u32 bcma_chipco_watchdog_timer_set_wdt(struct bcm47xx_wdt *wdt,
+ u32 ticks)
+{
+ struct bcma_drv_cc *cc = bcm47xx_wdt_get_drvdata(wdt);
+
+ return bcma_chipco_watchdog_timer_set(cc, ticks);
+}
+
+static u32 bcma_chipco_watchdog_timer_set_ms_wdt(struct bcm47xx_wdt *wdt,
+ u32 ms)
+{
+ struct bcma_drv_cc *cc = bcm47xx_wdt_get_drvdata(wdt);
+ u32 ticks;
+
+ ticks = bcma_chipco_watchdog_timer_set(cc, cc->ticks_per_ms * ms);
+ return ticks / cc->ticks_per_ms;
+}
+
+static int bcma_chipco_watchdog_ticks_per_ms(struct bcma_drv_cc *cc)
+{
+ struct bcma_bus *bus = cc->core->bus;
+
+ if (cc->capabilities & BCMA_CC_CAP_PMU) {
+ if (bus->chipinfo.id == BCMA_CHIP_ID_BCM4706)
+ /* 4706 CC and PMU watchdogs are clocked at 1/4 of ALP clock */
+ return bcma_chipco_get_alp_clock(cc) / 4000;
+ else
+ /* based on 32KHz ILP clock */
+ return 32;
+ } else {
+ return bcma_chipco_get_alp_clock(cc) / 1000;
+ }
+}
+
+int bcma_chipco_watchdog_register(struct bcma_drv_cc *cc)
+{
+ struct bcm47xx_wdt wdt = {};
+ struct platform_device *pdev;
+
+ wdt.driver_data = cc;
+ wdt.timer_set = bcma_chipco_watchdog_timer_set_wdt;
+ wdt.timer_set_ms = bcma_chipco_watchdog_timer_set_ms_wdt;
+ wdt.max_timer_ms = bcma_chipco_watchdog_get_max_timer(cc) / cc->ticks_per_ms;
+
+ pdev = platform_device_register_data(NULL, "bcm47xx-wdt",
+ cc->core->bus->num, &wdt,
+ sizeof(wdt));
+ if (IS_ERR(pdev))
+ return PTR_ERR(pdev);
+
+ cc->watchdog = pdev;
+
+ return 0;
+}
+
+void bcma_core_chipcommon_early_init(struct bcma_drv_cc *cc)
+{
+ if (cc->early_setup_done)
return;
+ spin_lock_init(&cc->gpio_lock);
+
if (cc->core->id.rev >= 11)
cc->status = bcma_cc_read32(cc, BCMA_CC_CHIPSTAT);
cc->capabilities = bcma_cc_read32(cc, BCMA_CC_CAP);
if (cc->core->id.rev >= 35)
cc->capabilities_ext = bcma_cc_read32(cc, BCMA_CC_CAP_EXT);
+ if (cc->capabilities & BCMA_CC_CAP_PMU)
+ bcma_pmu_early_init(cc);
+
+ cc->early_setup_done = true;
+}
+
+void bcma_core_chipcommon_init(struct bcma_drv_cc *cc)
+{
+ u32 leddc_on = 10;
+ u32 leddc_off = 90;
+
+ if (cc->setup_done)
+ return;
+
+ bcma_core_chipcommon_early_init(cc);
+
if (cc->core->id.rev >= 20) {
bcma_cc_write32(cc, BCMA_CC_GPIOPULLUP, 0);
bcma_cc_write32(cc, BCMA_CC_GPIOPULLDOWN, 0);
@@ -56,15 +159,33 @@ void bcma_core_chipcommon_init(struct bc
((leddc_on << BCMA_CC_GPIOTIMER_ONTIME_SHIFT) |
(leddc_off << BCMA_CC_GPIOTIMER_OFFTIME_SHIFT)));
}
+ cc->ticks_per_ms = bcma_chipco_watchdog_ticks_per_ms(cc);
cc->setup_done = true;
}
/* Set chip watchdog reset timer to fire in 'ticks' backplane cycles */
-void bcma_chipco_watchdog_timer_set(struct bcma_drv_cc *cc, u32 ticks)
+u32 bcma_chipco_watchdog_timer_set(struct bcma_drv_cc *cc, u32 ticks)
{
- /* instant NMI */
- bcma_cc_write32(cc, BCMA_CC_WATCHDOG, ticks);
+ u32 maxt;
+ enum bcma_clkmode clkmode;
+
+ maxt = bcma_chipco_watchdog_get_max_timer(cc);
+ if (cc->capabilities & BCMA_CC_CAP_PMU) {
+ if (ticks == 1)
+ ticks = 2;
+ else if (ticks > maxt)
+ ticks = maxt;
+ bcma_cc_write32(cc, BCMA_CC_PMU_WATCHDOG, ticks);
+ } else {
+ clkmode = ticks ? BCMA_CLKMODE_FAST : BCMA_CLKMODE_DYNAMIC;
+ bcma_core_set_clockmode(cc->core, clkmode);
+ if (ticks > maxt)
+ ticks = maxt;
+ /* instant NMI */
+ bcma_cc_write32(cc, BCMA_CC_WATCHDOG, ticks);
+ }
+ return ticks;
}
void bcma_chipco_irq_mask(struct bcma_drv_cc *cc, u32 mask, u32 value)
@@ -84,28 +205,99 @@ u32 bcma_chipco_gpio_in(struct bcma_drv_
u32 bcma_chipco_gpio_out(struct bcma_drv_cc *cc, u32 mask, u32 value)
{
- return bcma_cc_write32_masked(cc, BCMA_CC_GPIOOUT, mask, value);
+ unsigned long flags;
+ u32 res;
+
+ spin_lock_irqsave(&cc->gpio_lock, flags);
+ res = bcma_cc_write32_masked(cc, BCMA_CC_GPIOOUT, mask, value);
+ spin_unlock_irqrestore(&cc->gpio_lock, flags);
+
+ return res;
}
+EXPORT_SYMBOL_GPL(bcma_chipco_gpio_out);
u32 bcma_chipco_gpio_outen(struct bcma_drv_cc *cc, u32 mask, u32 value)
{
- return bcma_cc_write32_masked(cc, BCMA_CC_GPIOOUTEN, mask, value);
+ unsigned long flags;
+ u32 res;
+
+ spin_lock_irqsave(&cc->gpio_lock, flags);
+ res = bcma_cc_write32_masked(cc, BCMA_CC_GPIOOUTEN, mask, value);
+ spin_unlock_irqrestore(&cc->gpio_lock, flags);
+
+ return res;
}
+EXPORT_SYMBOL_GPL(bcma_chipco_gpio_outen);
+/*
+ * If the bit is set to 0, chipcommon controlls this GPIO,
+ * if the bit is set to 1, it is used by some part of the chip and not our code.
+ */
u32 bcma_chipco_gpio_control(struct bcma_drv_cc *cc, u32 mask, u32 value)
{
- return bcma_cc_write32_masked(cc, BCMA_CC_GPIOCTL, mask, value);
+ unsigned long flags;
+ u32 res;
+
+ spin_lock_irqsave(&cc->gpio_lock, flags);
+ res = bcma_cc_write32_masked(cc, BCMA_CC_GPIOCTL, mask, value);
+ spin_unlock_irqrestore(&cc->gpio_lock, flags);
+
+ return res;
}
EXPORT_SYMBOL_GPL(bcma_chipco_gpio_control);
u32 bcma_chipco_gpio_intmask(struct bcma_drv_cc *cc, u32 mask, u32 value)
{
- return bcma_cc_write32_masked(cc, BCMA_CC_GPIOIRQ, mask, value);
+ unsigned long flags;
+ u32 res;
+
+ spin_lock_irqsave(&cc->gpio_lock, flags);
+ res = bcma_cc_write32_masked(cc, BCMA_CC_GPIOIRQ, mask, value);
+ spin_unlock_irqrestore(&cc->gpio_lock, flags);
+
+ return res;
}
u32 bcma_chipco_gpio_polarity(struct bcma_drv_cc *cc, u32 mask, u32 value)
{
- return bcma_cc_write32_masked(cc, BCMA_CC_GPIOPOL, mask, value);
+ unsigned long flags;
+ u32 res;
+
+ spin_lock_irqsave(&cc->gpio_lock, flags);
+ res = bcma_cc_write32_masked(cc, BCMA_CC_GPIOPOL, mask, value);
+ spin_unlock_irqrestore(&cc->gpio_lock, flags);
+
+ return res;
+}
+
+u32 bcma_chipco_gpio_pullup(struct bcma_drv_cc *cc, u32 mask, u32 value)
+{
+ unsigned long flags;
+ u32 res;
+
+ if (cc->core->id.rev < 20)
+ return 0;
+
+ spin_lock_irqsave(&cc->gpio_lock, flags);
+ res = bcma_cc_write32_masked(cc, BCMA_CC_GPIOPULLUP, mask, value);
+ spin_unlock_irqrestore(&cc->gpio_lock, flags);
+
+ return res;
+}
+
+u32 bcma_chipco_gpio_pulldown(struct bcma_drv_cc *cc, u32 mask, u32 value)
+{
+ unsigned long flags;
+ u32 res;
+
+ if (cc->core->id.rev < 20)
+ return 0;
+
+ spin_lock_irqsave(&cc->gpio_lock, flags);
+ res = bcma_cc_write32_masked(cc, BCMA_CC_GPIOPULLDOWN, mask, value);
+ spin_unlock_irqrestore(&cc->gpio_lock, flags);
+
+ return res;
}
#ifdef CONFIG_BCMA_DRIVER_MIPS
@@ -118,8 +310,7 @@ void bcma_chipco_serial_init(struct bcma
struct bcma_serial_port *ports = cc->serial_ports;
if (ccrev >= 11 && ccrev != 15) {
- /* Fixed ALP clock */
- baud_base = bcma_pmu_alp_clock(cc);
+ baud_base = bcma_chipco_get_alp_clock(cc);
if (ccrev >= 21) {
/* Turn off UART clock before switching clocksource. */
bcma_cc_write32(cc, BCMA_CC_CORECTL,
--- a/drivers/bcma/driver_chipcommon_nflash.c
+++ b/drivers/bcma/driver_chipcommon_nflash.c
@@ -5,15 +5,40 @@
* Licensed under the GNU/GPL. See COPYING for details.
*/
+#include <linux/platform_device.h>
#include <linux/bcma/bcma.h>
-#include <linux/bcma/bcma_driver_chipcommon.h>
-#include <linux/delay.h>
#include "bcma_private.h"
+struct platform_device bcma_nflash_dev = {
+ .name = "bcma_nflash",
+ .num_resources = 0,
+};
+
/* Initialize NAND flash access */
int bcma_nflash_init(struct bcma_drv_cc *cc)
{
- bcma_err(cc->core->bus, "NAND flash support is broken\n");
+ struct bcma_bus *bus = cc->core->bus;
+
+ if (bus->chipinfo.id != BCMA_CHIP_ID_BCM4706 &&
+ cc->core->id.rev != 0x38) {
+ bcma_err(bus, "NAND flash on unsupported board!\n");
+ return -ENOTSUPP;
+ }
+
+ if (!(cc->capabilities & BCMA_CC_CAP_NFLASH)) {
+ bcma_err(bus, "NAND flash not present according to ChipCommon\n");
+ return -ENODEV;
+ }
+
+ cc->nflash.present = true;
+ if (cc->core->id.rev == 38 &&
+ (cc->status & BCMA_CC_CHIPST_5357_NAND_BOOT))
+ cc->nflash.boot = true;
+
+ /* Prepare platform device, but don't register it yet. It's too early,
+ * malloc (required by device_private_init) is not available yet. */
+ bcma_nflash_dev.dev.platform_data = &cc->nflash;
+
return 0;
}
--- a/drivers/bcma/driver_chipcommon_pmu.c
+++ b/drivers/bcma/driver_chipcommon_pmu.c
@@ -13,12 +13,13 @@
#include <linux/export.h>
#include <linux/bcma/bcma.h>
-static u32 bcma_chipco_pll_read(struct bcma_drv_cc *cc, u32 offset)
+u32 bcma_chipco_pll_read(struct bcma_drv_cc *cc, u32 offset)
{
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);
}
+EXPORT_SYMBOL_GPL(bcma_chipco_pll_read);
void bcma_chipco_pll_write(struct bcma_drv_cc *cc, u32 offset, u32 value)
{
@@ -76,7 +77,10 @@ static void bcma_pmu_resources_init(stru
if (max_msk)
bcma_cc_write32(cc, BCMA_CC_PMU_MAXRES_MSK, max_msk);
- /* Add some delay; allow resources to come up and settle. */
+ /*
+ * Add some delay; allow resources to come up and settle.
+ * Delay is required for SoC (early init).
+ */
mdelay(2);
}
@@ -101,7 +105,7 @@ void bcma_chipco_bcm4331_ext_pa_lines_ct
bcma_cc_write32(cc, BCMA_CC_CHIPCTL, val);
}
-void bcma_pmu_workarounds(struct bcma_drv_cc *cc)
+static void bcma_pmu_workarounds(struct bcma_drv_cc *cc)
{
struct bcma_bus *bus = cc->core->bus;
@@ -141,7 +145,7 @@ void bcma_pmu_workarounds(struct bcma_dr
}
}
-void bcma_pmu_init(struct bcma_drv_cc *cc)
+void bcma_pmu_early_init(struct bcma_drv_cc *cc)
{
u32 pmucap;
@@ -150,7 +154,10 @@ void bcma_pmu_init(struct bcma_drv_cc *c
bcma_debug(cc->core->bus, "Found rev %u PMU (capabilities 0x%08X)\n",
cc->pmu.rev, pmucap);
+}
+void bcma_pmu_init(struct bcma_drv_cc *cc)
+{
if (cc->pmu.rev == 1)
bcma_cc_mask32(cc, BCMA_CC_PMU_CTL,
~BCMA_CC_PMU_CTL_NOILPONW);
@@ -162,24 +169,40 @@ void bcma_pmu_init(struct bcma_drv_cc *c
bcma_pmu_workarounds(cc);
}
-u32 bcma_pmu_alp_clock(struct bcma_drv_cc *cc)
+u32 bcma_pmu_get_alp_clock(struct bcma_drv_cc *cc)
{
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);
@@ -190,7 +213,7 @@ u32 bcma_pmu_alp_clock(struct bcma_drv_c
/* 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)
+static u32 bcma_pmu_pll_clock(struct bcma_drv_cc *cc, u32 pll0, u32 m)
{
u32 tmp, div, ndiv, p1, p2, fc;
struct bcma_bus *bus = cc->core->bus;
@@ -219,14 +242,14 @@ static u32 bcma_pmu_clock(struct bcma_dr
ndiv = (tmp & BCMA_CC_PPL_NDIV_MASK) >> BCMA_CC_PPL_NDIV_SHIFT;
/* Do calculation in Mhz */
- fc = bcma_pmu_alp_clock(cc) / 1000000;
+ fc = bcma_pmu_get_alp_clock(cc) / 1000000;
fc = (p1 * ndiv * fc) / p2;
/* Return clock in Hertz */
return (fc / div) * 1000000;
}
-static u32 bcma_pmu_clock_bcm4706(struct bcma_drv_cc *cc, u32 pll0, u32 m)
+static u32 bcma_pmu_pll_clock_bcm4706(struct bcma_drv_cc *cc, u32 pll0, u32 m)
{
u32 tmp, ndiv, p1div, p2div;
u32 clock;
@@ -257,7 +280,7 @@ static u32 bcma_pmu_clock_bcm4706(struct
}
/* query bus clock frequency for PMU-enabled chipcommon */
-u32 bcma_pmu_get_clockcontrol(struct bcma_drv_cc *cc)
+static u32 bcma_pmu_get_bus_clock(struct bcma_drv_cc *cc)
{
struct bcma_bus *bus = cc->core->bus;
@@ -265,40 +288,42 @@ u32 bcma_pmu_get_clockcontrol(struct bcm
case BCMA_CHIP_ID_BCM4716:
case BCMA_CHIP_ID_BCM4748:
case BCMA_CHIP_ID_BCM47162:
- return bcma_pmu_clock(cc, BCMA_CC_PMU4716_MAINPLL_PLL0,
- BCMA_CC_PMU5_MAINPLL_SSB);
+ return bcma_pmu_pll_clock(cc, BCMA_CC_PMU4716_MAINPLL_PLL0,
+ BCMA_CC_PMU5_MAINPLL_SSB);
case BCMA_CHIP_ID_BCM5356:
- return bcma_pmu_clock(cc, BCMA_CC_PMU5356_MAINPLL_PLL0,
- BCMA_CC_PMU5_MAINPLL_SSB);
+ return bcma_pmu_pll_clock(cc, BCMA_CC_PMU5356_MAINPLL_PLL0,
+ BCMA_CC_PMU5_MAINPLL_SSB);
case BCMA_CHIP_ID_BCM5357:
case BCMA_CHIP_ID_BCM4749:
- return bcma_pmu_clock(cc, BCMA_CC_PMU5357_MAINPLL_PLL0,
- BCMA_CC_PMU5_MAINPLL_SSB);
+ return bcma_pmu_pll_clock(cc, BCMA_CC_PMU5357_MAINPLL_PLL0,
+ BCMA_CC_PMU5_MAINPLL_SSB);
case BCMA_CHIP_ID_BCM4706:
- return bcma_pmu_clock_bcm4706(cc, BCMA_CC_PMU4706_MAINPLL_PLL0,
- BCMA_CC_PMU5_MAINPLL_SSB);
+ return bcma_pmu_pll_clock_bcm4706(cc,
+ BCMA_CC_PMU4706_MAINPLL_PLL0,
+ BCMA_CC_PMU5_MAINPLL_SSB);
case BCMA_CHIP_ID_BCM53572:
return 75000000;
default:
- bcma_warn(bus, "No backplane clock specified for %04X device, pmu rev. %d, using default %d Hz\n",
+ bcma_warn(bus, "No bus 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)
+u32 bcma_pmu_get_cpu_clock(struct bcma_drv_cc *cc)
{
struct bcma_bus *bus = cc->core->bus;
if (bus->chipinfo.id == BCMA_CHIP_ID_BCM53572)
return 300000000;
+ /* New PMUs can have different clock for bus and CPU */
if (cc->pmu.rev >= 5) {
u32 pll;
switch (bus->chipinfo.id) {
case BCMA_CHIP_ID_BCM4706:
- return bcma_pmu_clock_bcm4706(cc,
+ return bcma_pmu_pll_clock_bcm4706(cc,
BCMA_CC_PMU4706_MAINPLL_PLL0,
BCMA_CC_PMU5_MAINPLL_CPU);
case BCMA_CHIP_ID_BCM5356:
@@ -313,10 +338,11 @@ u32 bcma_pmu_get_clockcpu(struct bcma_dr
break;
}
- return bcma_pmu_clock(cc, pll, BCMA_CC_PMU5_MAINPLL_CPU);
+ return bcma_pmu_pll_clock(cc, pll, BCMA_CC_PMU5_MAINPLL_CPU);
}
- return bcma_pmu_get_clockcontrol(cc);
+ /* On old PMUs CPU has the same clock as the bus */
+ return bcma_pmu_get_bus_clock(cc);
}
static void bcma_pmu_spuravoid_pll_write(struct bcma_drv_cc *cc, u32 offset,
@@ -362,7 +388,7 @@ 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:
@@ -383,7 +409,7 @@ 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:
@@ -416,7 +442,7 @@ 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:
@@ -450,7 +476,7 @@ 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:
@@ -486,7 +512,7 @@ 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
@@ -5,15 +5,161 @@
* Licensed under the GNU/GPL. See COPYING for details.
*/
+#include <linux/platform_device.h>
#include <linux/bcma/bcma.h>
-#include <linux/bcma/bcma_driver_chipcommon.h>
-#include <linux/delay.h>
#include "bcma_private.h"
+static struct resource bcma_sflash_resource = {
+ .name = "bcma_sflash",
+ .start = BCMA_SOC_FLASH2,
+ .end = 0,
+ .flags = IORESOURCE_MEM | IORESOURCE_READONLY,
+};
+
+struct platform_device bcma_sflash_dev = {
+ .name = "bcma_sflash",
+ .resource = &bcma_sflash_resource,
+ .num_resources = 1,
+};
+
+struct bcma_sflash_tbl_e {
+ char *name;
+ u32 id;
+ u32 blocksize;
+ u16 numblocks;
+};
+
+static struct bcma_sflash_tbl_e bcma_sflash_st_tbl[] = {
+ { "M25P20", 0x11, 0x10000, 4, },
+ { "M25P40", 0x12, 0x10000, 8, },
+
+ { "M25P16", 0x14, 0x10000, 32, },
+ { "M25P32", 0x15, 0x10000, 64, },
+ { "M25P64", 0x16, 0x10000, 128, },
+ { "M25FL128", 0x17, 0x10000, 256, },
+ { 0 },
+};
+
+static struct bcma_sflash_tbl_e bcma_sflash_sst_tbl[] = {
+ { "SST25WF512", 1, 0x1000, 16, },
+ { "SST25VF512", 0x48, 0x1000, 16, },
+ { "SST25WF010", 2, 0x1000, 32, },
+ { "SST25VF010", 0x49, 0x1000, 32, },
+ { "SST25WF020", 3, 0x1000, 64, },
+ { "SST25VF020", 0x43, 0x1000, 64, },
+ { "SST25WF040", 4, 0x1000, 128, },
+ { "SST25VF040", 0x44, 0x1000, 128, },
+ { "SST25VF040B", 0x8d, 0x1000, 128, },
+ { "SST25WF080", 5, 0x1000, 256, },
+ { "SST25VF080B", 0x8e, 0x1000, 256, },
+ { "SST25VF016", 0x41, 0x1000, 512, },
+ { "SST25VF032", 0x4a, 0x1000, 1024, },
+ { "SST25VF064", 0x4b, 0x1000, 2048, },
+ { 0 },
+};
+
+static struct bcma_sflash_tbl_e bcma_sflash_at_tbl[] = {
+ { "AT45DB011", 0xc, 256, 512, },
+ { "AT45DB021", 0x14, 256, 1024, },
+ { "AT45DB041", 0x1c, 256, 2048, },
+ { "AT45DB081", 0x24, 256, 4096, },
+ { "AT45DB161", 0x2c, 512, 4096, },
+ { "AT45DB321", 0x34, 512, 8192, },
+ { "AT45DB642", 0x3c, 1024, 8192, },
+ { 0 },
+};
+
+static void bcma_sflash_cmd(struct bcma_drv_cc *cc, u32 opcode)
+{
+ int i;
+ bcma_cc_write32(cc, BCMA_CC_FLASHCTL,
+ BCMA_CC_FLASHCTL_START | opcode);
+ for (i = 0; i < 1000; i++) {
+ if (!(bcma_cc_read32(cc, BCMA_CC_FLASHCTL) &
+ BCMA_CC_FLASHCTL_BUSY))
+ return;
+ cpu_relax();
+ }
+ bcma_err(cc->core->bus, "SFLASH control command failed (timeout)!\n");
+}
+
/* Initialize serial flash access */
int bcma_sflash_init(struct bcma_drv_cc *cc)
{
- bcma_err(cc->core->bus, "Serial flash support is broken\n");
+ struct bcma_bus *bus = cc->core->bus;
+ struct bcma_sflash *sflash = &cc->sflash;
+ struct bcma_sflash_tbl_e *e;
+ u32 id, id2;
+
+ switch (cc->capabilities & BCMA_CC_CAP_FLASHT) {
+ case BCMA_CC_FLASHT_STSER:
+ bcma_sflash_cmd(cc, BCMA_CC_FLASHCTL_ST_DP);
+
+ bcma_cc_write32(cc, BCMA_CC_FLASHADDR, 0);
+ bcma_sflash_cmd(cc, BCMA_CC_FLASHCTL_ST_RES);
+ id = bcma_cc_read32(cc, BCMA_CC_FLASHDATA);
+
+ bcma_cc_write32(cc, BCMA_CC_FLASHADDR, 1);
+ bcma_sflash_cmd(cc, BCMA_CC_FLASHCTL_ST_RES);
+ id2 = bcma_cc_read32(cc, BCMA_CC_FLASHDATA);
+
+ switch (id) {
+ case 0xbf:
+ for (e = bcma_sflash_sst_tbl; e->name; e++) {
+ if (e->id == id2)
+ break;
+ }
+ break;
+ case 0x13:
+ return -ENOTSUPP;
+ default:
+ for (e = bcma_sflash_st_tbl; e->name; e++) {
+ if (e->id == id)
+ break;
+ }
+ break;
+ }
+ if (!e->name) {
+ bcma_err(bus, "Unsupported ST serial flash (id: 0x%X, id2: 0x%X)\n", id, id2);
+ return -ENOTSUPP;
+ }
+
+ break;
+ case BCMA_CC_FLASHT_ATSER:
+ bcma_sflash_cmd(cc, BCMA_CC_FLASHCTL_AT_STATUS);
+ id = bcma_cc_read32(cc, BCMA_CC_FLASHDATA) & 0x3c;
+
+ for (e = bcma_sflash_at_tbl; e->name; e++) {
+ if (e->id == id)
+ break;
+ }
+ if (!e->name) {
+ bcma_err(bus, "Unsupported Atmel serial flash (id: 0x%X)\n", id);
+ return -ENOTSUPP;
+ }
+
+ break;
+ default:
+ bcma_err(bus, "Unsupported flash type\n");
+ return -ENOTSUPP;
+ }
+
+ sflash->window = BCMA_SOC_FLASH2;
+ sflash->blocksize = e->blocksize;
+ sflash->numblocks = e->numblocks;
+ sflash->size = sflash->blocksize * sflash->numblocks;
+ sflash->present = true;
+
+ bcma_info(bus, "Found %s serial flash (size: %dKiB, blocksize: 0x%X, blocks: %d)\n",
+ e->name, sflash->size / 1024, sflash->blocksize,
+ sflash->numblocks);
+
+ /* Prepare platform device, but don't register it yet. It's too early,
+ * malloc (required by device_private_init) is not available yet. */
+ bcma_sflash_dev.resource[0].end = bcma_sflash_dev.resource[0].start +
+ sflash->size;
+ bcma_sflash_dev.dev.platform_data = sflash;
+
return 0;
}
--- /dev/null
+++ b/drivers/bcma/driver_gpio.c
@@ -0,0 +1,98 @@
+/*
+ * Broadcom specific AMBA
+ * GPIO driver
+ *
+ * Copyright 2011, Broadcom Corporation
+ * Copyright 2012, Hauke Mehrtens <hauke@hauke-m.de>
+ *
+ * Licensed under the GNU/GPL. See COPYING for details.
+ */
+
+#include <linux/gpio.h>
+#include <linux/export.h>
+#include <linux/bcma/bcma.h>
+
+#include "bcma_private.h"
+
+static inline struct bcma_drv_cc *bcma_gpio_get_cc(struct gpio_chip *chip)
+{
+ return container_of(chip, struct bcma_drv_cc, gpio);
+}
+
+static int bcma_gpio_get_value(struct gpio_chip *chip, unsigned gpio)
+{
+ struct bcma_drv_cc *cc = bcma_gpio_get_cc(chip);
+
+ return !!bcma_chipco_gpio_in(cc, 1 << gpio);
+}
+
+static void bcma_gpio_set_value(struct gpio_chip *chip, unsigned gpio,
+ int value)
+{
+ struct bcma_drv_cc *cc = bcma_gpio_get_cc(chip);
+
+ bcma_chipco_gpio_out(cc, 1 << gpio, value ? 1 << gpio : 0);
+}
+
+static int bcma_gpio_direction_input(struct gpio_chip *chip, unsigned gpio)
+{
+ struct bcma_drv_cc *cc = bcma_gpio_get_cc(chip);
+
+ bcma_chipco_gpio_outen(cc, 1 << gpio, 0);
+ return 0;
+}
+
+static int bcma_gpio_direction_output(struct gpio_chip *chip, unsigned gpio,
+ int value)
+{
+ struct bcma_drv_cc *cc = bcma_gpio_get_cc(chip);
+
+ bcma_chipco_gpio_outen(cc, 1 << gpio, 1 << gpio);
+ bcma_chipco_gpio_out(cc, 1 << gpio, value ? 1 << gpio : 0);
+ return 0;
+}
+
+static int bcma_gpio_request(struct gpio_chip *chip, unsigned gpio)
+{
+ struct bcma_drv_cc *cc = bcma_gpio_get_cc(chip);
+
+ bcma_chipco_gpio_control(cc, 1 << gpio, 0);
+ /* clear pulldown */
+ bcma_chipco_gpio_pulldown(cc, 1 << gpio, 0);
+ /* Set pullup */
+ bcma_chipco_gpio_pullup(cc, 1 << gpio, 1 << gpio);
+
+ return 0;
+}
+
+static void bcma_gpio_free(struct gpio_chip *chip, unsigned gpio)
+{
+ struct bcma_drv_cc *cc = bcma_gpio_get_cc(chip);
+
+ /* clear pullup */
+ bcma_chipco_gpio_pullup(cc, 1 << gpio, 0);
+}
+
+int bcma_gpio_init(struct bcma_drv_cc *cc)
+{
+ struct gpio_chip *chip = &cc->gpio;
+
+ chip->label = "bcma_gpio";
+ chip->owner = THIS_MODULE;
+ chip->request = bcma_gpio_request;
+ chip->free = bcma_gpio_free;
+ chip->get = bcma_gpio_get_value;
+ chip->set = bcma_gpio_set_value;
+ chip->direction_input = bcma_gpio_direction_input;
+ chip->direction_output = bcma_gpio_direction_output;
+ 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 random base number. */
+ if (cc->core->bus->hosttype == BCMA_HOSTTYPE_SOC)
+ chip->base = 0;
+ else
+ chip->base = -1;
+
+ return gpiochip_add(chip);
+}
--- a/drivers/bcma/driver_mips.c
+++ b/drivers/bcma/driver_mips.c
@@ -74,11 +74,16 @@ 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)
{
@@ -87,13 +92,15 @@ unsigned int bcma_core_mips_irq(struct b
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);
@@ -114,8 +121,8 @@ 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
- bcma_write32(mdev, BCMA_MIPS_MIPS74K_INTMASK(irq), 0);
+ else if (oldirq != 5)
+ bcma_write32(mdev, BCMA_MIPS_MIPS74K_INTMASK(oldirq), 0);
/* assign the new one */
if (irq == 0) {
@@ -123,9 +130,9 @@ 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 +140,7 @@ 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 +150,31 @@ 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");
@@ -171,7 +194,7 @@ u32 bcma_cpu_clock(struct bcma_drv_mips
struct bcma_bus *bus = mcore->core->bus;
if (bus->drv_cc.capabilities & BCMA_CC_CAP_PMU)
- return bcma_pmu_get_clockcpu(&bus->drv_cc);
+ return bcma_pmu_get_cpu_clock(&bus->drv_cc);
bcma_err(bus, "No PMU available, need this to get the cpu clock\n");
return 0;
@@ -181,85 +204,109 @@ EXPORT_SYMBOL(bcma_cpu_clock);
static void bcma_core_mips_flash_detect(struct bcma_drv_mips *mcore)
{
struct bcma_bus *bus = mcore->core->bus;
+ struct bcma_drv_cc *cc = &bus->drv_cc;
- switch (bus->drv_cc.capabilities & BCMA_CC_CAP_FLASHT) {
+ switch (cc->capabilities & BCMA_CC_CAP_FLASHT) {
case BCMA_CC_FLASHT_STSER:
case BCMA_CC_FLASHT_ATSER:
bcma_debug(bus, "Found serial flash\n");
- bcma_sflash_init(&bus->drv_cc);
+ bcma_sflash_init(cc);
break;
case BCMA_CC_FLASHT_PARA:
bcma_debug(bus, "Found parallel flash\n");
- bus->drv_cc.pflash.window = 0x1c000000;
- bus->drv_cc.pflash.window_size = 0x02000000;
+ cc->pflash.present = true;
+ cc->pflash.window = BCMA_SOC_FLASH2;
+ cc->pflash.window_size = BCMA_SOC_FLASH2_SZ;
- if ((bcma_read32(bus->drv_cc.core, BCMA_CC_FLASH_CFG) &
+ if ((bcma_read32(cc->core, BCMA_CC_FLASH_CFG) &
BCMA_CC_FLASH_CFG_DS) == 0)
- bus->drv_cc.pflash.buswidth = 1;
+ cc->pflash.buswidth = 1;
else
- bus->drv_cc.pflash.buswidth = 2;
+ cc->pflash.buswidth = 2;
break;
default:
bcma_err(bus, "Flash type not supported\n");
}
- if (bus->drv_cc.core->id.rev == 38 ||
+ if (cc->core->id.rev == 38 ||
bus->chipinfo.id == BCMA_CHIP_ID_BCM4706) {
- if (bus->drv_cc.capabilities & BCMA_CC_CAP_NFLASH) {
+ if (cc->capabilities & BCMA_CC_CAP_NFLASH) {
bcma_debug(bus, "Found NAND flash\n");
- bcma_nflash_init(&bus->drv_cc);
+ bcma_nflash_init(cc);
}
}
}
+void bcma_core_mips_early_init(struct bcma_drv_mips *mcore)
+{
+ struct bcma_bus *bus = mcore->core->bus;
+
+ if (mcore->early_setup_done)
+ return;
+
+ bcma_chipco_serial_init(&bus->drv_cc);
+ bcma_core_mips_flash_detect(mcore);
+
+ mcore->early_setup_done = true;
+}
+
void bcma_core_mips_init(struct bcma_drv_mips *mcore)
{
struct bcma_bus *bus;
struct bcma_device *core;
bus = mcore->core->bus;
- bcma_info(bus, "Initializing MIPS core...\n");
+ if (mcore->setup_done)
+ return;
- if (!mcore->setup_done)
- mcore->assigned_irqs = 1;
+ bcma_debug(bus, "Initializing MIPS core...\n");
- /* 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;
+ bcma_core_mips_early_init(mcore);
+
+ 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_mips_irq(core) + 2;
}
+ 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);
- if (mcore->setup_done)
- return;
-
- bcma_chipco_serial_init(&bus->drv_cc);
- bcma_core_mips_flash_detect(mcore);
mcore->setup_done = true;
}
--- a/drivers/bcma/driver_pci.c
+++ b/drivers/bcma/driver_pci.c
@@ -51,7 +51,7 @@ static void bcma_pcie_mdio_set_phy(struc
v = pcicore_read32(pc, BCMA_CORE_PCI_MDIO_CONTROL);
if (v & BCMA_CORE_PCI_MDIOCTL_ACCESS_DONE)
break;
- msleep(1);
+ usleep_range(1000, 2000);
}
}
@@ -92,7 +92,7 @@ static u16 bcma_pcie_mdio_read(struct bc
ret = pcicore_read32(pc, BCMA_CORE_PCI_MDIO_DATA);
break;
}
- msleep(1);
+ usleep_range(1000, 2000);
}
pcicore_write32(pc, BCMA_CORE_PCI_MDIO_CONTROL, 0);
return ret;
@@ -132,7 +132,7 @@ static void bcma_pcie_mdio_write(struct
v = pcicore_read32(pc, BCMA_CORE_PCI_MDIO_CONTROL);
if (v & BCMA_CORE_PCI_MDIOCTL_ACCESS_DONE)
break;
- msleep(1);
+ usleep_range(1000, 2000);
}
pcicore_write32(pc, BCMA_CORE_PCI_MDIO_CONTROL, 0);
}
--- a/drivers/bcma/driver_pci_host.c
+++ b/drivers/bcma/driver_pci_host.c
@@ -35,11 +35,6 @@ bool __devinit bcma_core_pci_is_in_hostm
chipid_top != 0x5300)
return false;
- if (bus->sprom.boardflags_lo & BCMA_CORE_PCI_BFL_NOPCI) {
- bcma_info(bus, "This PCI core is disabled and not working\n");
- return false;
- }
-
bcma_core_enable(pc->core, 0);
return !mips_busprobe32(tmp, pc->core->io_addr);
@@ -396,6 +391,11 @@ void __devinit bcma_core_pci_hostmode_in
bcma_info(bus, "PCIEcore in host mode found\n");
+ if (bus->sprom.boardflags_lo & BCMA_CORE_PCI_BFL_NOPCI) {
+ bcma_info(bus, "This PCIE core is disabled and not working\n");
+ return;
+ }
+
pc_host = kzalloc(sizeof(*pc_host), GFP_KERNEL);
if (!pc_host) {
bcma_err(bus, "can not allocate memory");
@@ -425,9 +425,9 @@ void __devinit bcma_core_pci_hostmode_in
pc_host->io_resource.flags = IORESOURCE_IO | IORESOURCE_PCI_FIXED;
/* Reset RC */
- udelay(3000);
+ usleep_range(3000, 5000);
pcicore_write32(pc, BCMA_CORE_PCI_CTL, BCMA_CORE_PCI_CTL_RST_OE);
- udelay(1000);
+ usleep_range(1000, 2000);
pcicore_write32(pc, BCMA_CORE_PCI_CTL, BCMA_CORE_PCI_CTL_RST |
BCMA_CORE_PCI_CTL_RST_OE);
@@ -452,6 +452,8 @@ void __devinit bcma_core_pci_hostmode_in
pc_host->mem_resource.start = BCMA_SOC_PCI_MEM;
pc_host->mem_resource.end = BCMA_SOC_PCI_MEM +
BCMA_SOC_PCI_MEM_SZ - 1;
+ pc_host->io_resource.start = 0x100;
+ pc_host->io_resource.end = 0x47F;
pci_membase_1G = BCMA_SOC_PCIE_DMA_H32;
pcicore_write32(pc, BCMA_CORE_PCI_SBTOPCI0,
tmp | BCMA_SOC_PCI_MEM);
@@ -459,6 +461,8 @@ void __devinit bcma_core_pci_hostmode_in
pc_host->mem_resource.start = BCMA_SOC_PCI1_MEM;
pc_host->mem_resource.end = BCMA_SOC_PCI1_MEM +
BCMA_SOC_PCI_MEM_SZ - 1;
+ pc_host->io_resource.start = 0x480;
+ pc_host->io_resource.end = 0x7FF;
pci_membase_1G = BCMA_SOC_PCIE1_DMA_H32;
pc_host->host_cfg_addr = BCMA_SOC_PCI1_CFG;
pcicore_write32(pc, BCMA_CORE_PCI_SBTOPCI0,
@@ -481,7 +485,7 @@ void __devinit bcma_core_pci_hostmode_in
* before issuing configuration requests to PCI Express
* devices.
*/
- udelay(100000);
+ msleep(100);
bcma_core_pci_enable_crs(pc);
@@ -501,7 +505,7 @@ void __devinit bcma_core_pci_hostmode_in
set_io_port_base(pc_host->pci_controller.io_map_base);
/* Give some time to the PCI controller to configure itself with the new
* values. Not waiting at this point causes crashes of the machine. */
- mdelay(10);
+ usleep_range(10000, 15000);
register_pci_controller(&pc_host->pci_controller);
return;
}
@@ -534,7 +538,7 @@ DECLARE_PCI_FIXUP_EARLY(PCI_ANY_ID, PCI_
static void bcma_core_pci_fixup_addresses(struct pci_dev *dev)
{
struct resource *res;
- int pos;
+ int pos, err;
if (dev->bus->ops->read != bcma_core_pci_hostmode_read_config) {
/* This is not a device on the PCI-core bridge. */
@@ -547,8 +551,12 @@ static void bcma_core_pci_fixup_addresse
for (pos = 0; pos < 6; pos++) {
res = &dev->resource[pos];
- if (res->flags & (IORESOURCE_IO | IORESOURCE_MEM))
- pci_assign_resource(dev, pos);
+ if (res->flags & (IORESOURCE_IO | IORESOURCE_MEM)) {
+ err = pci_assign_resource(dev, pos);
+ if (err)
+ pr_err("PCI: Problem fixing up the addresses on %s\n",
+ pci_name(dev));
+ }
}
}
DECLARE_PCI_FIXUP_HEADER(PCI_ANY_ID, PCI_ANY_ID, bcma_core_pci_fixup_addresses);
--- a/drivers/bcma/host_pci.c
+++ b/drivers/bcma/host_pci.c
@@ -77,8 +77,8 @@ static void bcma_host_pci_write32(struct
}
#ifdef CONFIG_BCMA_BLOCKIO
-void bcma_host_pci_block_read(struct bcma_device *core, void *buffer,
- size_t count, u16 offset, u8 reg_width)
+static void bcma_host_pci_block_read(struct bcma_device *core, void *buffer,
+ size_t count, u16 offset, u8 reg_width)
{
void __iomem *addr = core->bus->mmio + offset;
if (core->bus->mapped_core != core)
@@ -100,8 +100,9 @@ void bcma_host_pci_block_read(struct bcm
}
}
-void bcma_host_pci_block_write(struct bcma_device *core, const void *buffer,
- size_t count, u16 offset, u8 reg_width)
+static void bcma_host_pci_block_write(struct bcma_device *core,
+ const void *buffer, size_t count,
+ u16 offset, u8 reg_width)
{
void __iomem *addr = core->bus->mmio + offset;
if (core->bus->mapped_core != core)
@@ -139,7 +140,7 @@ static void bcma_host_pci_awrite32(struc
iowrite32(value, core->bus->mmio + (1 * BCMA_CORE_SIZE) + offset);
}
-const struct bcma_host_ops bcma_host_pci_ops = {
+static const struct bcma_host_ops bcma_host_pci_ops = {
.read8 = bcma_host_pci_read8,
.read16 = bcma_host_pci_read16,
.read32 = bcma_host_pci_read32,
@@ -237,7 +238,7 @@ static void __devexit bcma_host_pci_remo
pci_set_drvdata(dev, NULL);
}
-#ifdef CONFIG_PM
+#ifdef CONFIG_PM_SLEEP
static int bcma_host_pci_suspend(struct device *dev)
{
struct pci_dev *pdev = to_pci_dev(dev);
@@ -260,11 +261,11 @@ static SIMPLE_DEV_PM_OPS(bcma_pm_ops, bc
bcma_host_pci_resume);
#define BCMA_PM_OPS (&bcma_pm_ops)
-#else /* CONFIG_PM */
+#else /* CONFIG_PM_SLEEP */
#define BCMA_PM_OPS NULL
-#endif /* CONFIG_PM */
+#endif /* CONFIG_PM_SLEEP */
static DEFINE_PCI_DEVICE_TABLE(bcma_pci_bridge_tbl) = {
{ PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x0576) },
@@ -272,6 +273,7 @@ static DEFINE_PCI_DEVICE_TABLE(bcma_pci_
{ PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4331) },
{ PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4353) },
{ PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4357) },
+ { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4358) },
{ PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4359) },
{ PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4727) },
{ 0, },
--- a/drivers/bcma/host_soc.c
+++ b/drivers/bcma/host_soc.c
@@ -143,7 +143,7 @@ static void bcma_host_soc_awrite32(struc
writel(value, core->io_wrap + offset);
}
-const struct bcma_host_ops bcma_host_soc_ops = {
+static const struct bcma_host_ops bcma_host_soc_ops = {
.read8 = bcma_host_soc_read8,
.read16 = bcma_host_soc_read16,
.read32 = bcma_host_soc_read32,
--- a/drivers/bcma/main.c
+++ b/drivers/bcma/main.c
@@ -7,6 +7,7 @@
#include "bcma_private.h"
#include <linux/module.h>
+#include <linux/platform_device.h>
#include <linux/bcma/bcma.h>
#include <linux/slab.h>
@@ -80,6 +81,18 @@ struct bcma_device *bcma_find_core(struc
}
EXPORT_SYMBOL_GPL(bcma_find_core);
+struct bcma_device *bcma_find_core_unit(struct bcma_bus *bus, u16 coreid,
+ u8 unit)
+{
+ struct bcma_device *core;
+
+ list_for_each_entry(core, &bus->cores, list) {
+ if (core->id.id == coreid && core->core_unit == unit)
+ return core;
+ }
+ return NULL;
+}
+
static void bcma_release_core_dev(struct device *dev)
{
struct bcma_device *core = container_of(dev, struct bcma_device, dev);
@@ -136,6 +149,33 @@ static int bcma_register_cores(struct bc
dev_id++;
}
+#ifdef CONFIG_BCMA_SFLASH
+ if (bus->drv_cc.sflash.present) {
+ err = platform_device_register(&bcma_sflash_dev);
+ if (err)
+ bcma_err(bus, "Error registering serial flash\n");
+ }
+#endif
+
+#ifdef CONFIG_BCMA_NFLASH
+ if (bus->drv_cc.nflash.present) {
+ err = platform_device_register(&bcma_nflash_dev);
+ if (err)
+ bcma_err(bus, "Error registering NAND flash\n");
+ }
+#endif
+ err = bcma_gpio_init(&bus->drv_cc);
+ if (err == -ENOTSUPP)
+ bcma_debug(bus, "GPIO driver not activated\n");
+ else if (err)
+ bcma_err(bus, "Error registering GPIO driver: %i\n", err);
+
+ if (bus->hosttype == BCMA_HOSTTYPE_SOC) {
+ err = bcma_chipco_watchdog_register(&bus->drv_cc);
+ if (err)
+ bcma_err(bus, "Error registering watchdog driver\n");
+ }
+
return 0;
}
@@ -148,6 +188,8 @@ static void bcma_unregister_cores(struct
if (core->dev_registered)
device_unregister(&core->dev);
}
+ if (bus->hosttype == BCMA_HOSTTYPE_SOC)
+ platform_device_unregister(bus->drv_cc.watchdog);
}
int __devinit bcma_bus_register(struct bcma_bus *bus)
@@ -166,6 +208,20 @@ int __devinit bcma_bus_register(struct b
return -1;
}
+ /* Early init CC core */
+ core = bcma_find_core(bus, bcma_cc_core_id(bus));
+ if (core) {
+ bus->drv_cc.core = core;
+ bcma_core_chipcommon_early_init(&bus->drv_cc);
+ }
+
+ /* Try to get SPROM */
+ err = bcma_sprom_get(bus);
+ if (err == -ENOENT) {
+ bcma_err(bus, "No SPROM available\n");
+ } else if (err)
+ bcma_err(bus, "Failed to get SPROM: %d\n", err);
+
/* Init CC core */
core = bcma_find_core(bus, bcma_cc_core_id(bus));
if (core) {
@@ -181,10 +237,17 @@ int __devinit bcma_bus_register(struct b
}
/* Init PCIE core */
- core = bcma_find_core(bus, BCMA_CORE_PCIE);
+ core = bcma_find_core_unit(bus, BCMA_CORE_PCIE, 0);
+ if (core) {
+ bus->drv_pci[0].core = core;
+ bcma_core_pci_init(&bus->drv_pci[0]);
+ }
+
+ /* Init PCIE core */
+ core = bcma_find_core_unit(bus, BCMA_CORE_PCIE, 1);
if (core) {
- bus->drv_pci.core = core;
- bcma_core_pci_init(&bus->drv_pci);
+ bus->drv_pci[1].core = core;
+ bcma_core_pci_init(&bus->drv_pci[1]);
}
/* Init GBIT MAC COMMON core */
@@ -194,13 +257,6 @@ int __devinit bcma_bus_register(struct b
bcma_core_gmac_cmn_init(&bus->drv_gmac_cmn);
}
- /* Try to get SPROM */
- err = bcma_sprom_get(bus);
- if (err == -ENOENT) {
- bcma_err(bus, "No SPROM available\n");
- } else if (err)
- bcma_err(bus, "Failed to get SPROM: %d\n", err);
-
/* Register found cores */
bcma_register_cores(bus);
@@ -211,7 +267,17 @@ int __devinit bcma_bus_register(struct b
void bcma_bus_unregister(struct bcma_bus *bus)
{
+ struct bcma_device *cores[3];
+
+ cores[0] = bcma_find_core(bus, BCMA_CORE_MIPS_74K);
+ cores[1] = bcma_find_core(bus, BCMA_CORE_PCIE);
+ cores[2] = bcma_find_core(bus, BCMA_CORE_4706_MAC_GBIT_COMMON);
+
bcma_unregister_cores(bus);
+
+ kfree(cores[2]);
+ kfree(cores[1]);
+ kfree(cores[0]);
}
int __init bcma_bus_early_register(struct bcma_bus *bus,
@@ -248,18 +314,18 @@ int __init bcma_bus_early_register(struc
return -1;
}
- /* Init CC core */
+ /* Early init CC core */
core = bcma_find_core(bus, bcma_cc_core_id(bus));
if (core) {
bus->drv_cc.core = core;
- bcma_core_chipcommon_init(&bus->drv_cc);
+ bcma_core_chipcommon_early_init(&bus->drv_cc);
}
- /* Init MIPS core */
+ /* Early 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);
+ bcma_core_mips_early_init(&bus->drv_mips);
}
bcma_info(bus, "Early bus registered\n");
--- a/drivers/bcma/sprom.c
+++ b/drivers/bcma/sprom.c
@@ -507,7 +507,9 @@ static bool bcma_sprom_onchip_available(
/* for these chips OTP is always available */
present = true;
break;
+ case BCMA_CHIP_ID_BCM43227:
case BCMA_CHIP_ID_BCM43228:
+ case BCMA_CHIP_ID_BCM43428:
present = chip_status & BCMA_CC_CHIPST_43228_OTP_PRESENT;
break;
default:
@@ -593,8 +595,11 @@ int bcma_sprom_get(struct bcma_bus *bus)
bcma_chipco_bcm4331_ext_pa_lines_ctl(&bus->drv_cc, true);
err = bcma_sprom_valid(sprom);
- if (err)
+ if (err) {
+ bcma_warn(bus, "invalid sprom read from the PCIe card, try to use fallback sprom\n");
+ err = bcma_fill_sprom_with_fallback(bus, &bus->sprom);
goto out;
+ }
bcma_sprom_extract_r8(bus, sprom);
--- a/include/linux/bcma/bcma.h
+++ b/include/linux/bcma/bcma.h
@@ -10,7 +10,7 @@
#include <linux/bcma/bcma_driver_gmac_cmn.h>
#include <linux/ssb/ssb.h> /* SPROM sharing */
-#include "bcma_regs.h"
+#include <linux/bcma/bcma_regs.h>
struct bcma_device;
struct bcma_bus;
@@ -157,6 +157,7 @@ struct bcma_host_ops {
/* Chip IDs of SoCs */
#define BCMA_CHIP_ID_BCM4706 0x5300
+#define BCMA_PKG_ID_BCM4706L 1
#define BCMA_CHIP_ID_BCM4716 0x4716
#define BCMA_PKG_ID_BCM4716 8
#define BCMA_PKG_ID_BCM4717 9
@@ -166,7 +167,11 @@ struct bcma_host_ops {
#define BCMA_CHIP_ID_BCM4749 0x4749
#define BCMA_CHIP_ID_BCM5356 0x5356
#define BCMA_CHIP_ID_BCM5357 0x5357
+#define BCMA_PKG_ID_BCM5358 9
+#define BCMA_PKG_ID_BCM47186 10
+#define BCMA_PKG_ID_BCM5357 11
#define BCMA_CHIP_ID_BCM53572 53572
+#define BCMA_PKG_ID_BCM47188 9
struct bcma_device {
struct bcma_bus *bus;
@@ -251,7 +256,7 @@ struct bcma_bus {
u8 num;
struct bcma_drv_cc drv_cc;
- struct bcma_drv_pci drv_pci;
+ struct bcma_drv_pci drv_pci[2];
struct bcma_drv_mips drv_mips;
struct bcma_drv_gmac_cmn drv_gmac_cmn;
@@ -345,6 +350,7 @@ extern void bcma_core_set_clockmode(stru
enum bcma_clkmode clkmode);
extern void bcma_core_pll_ctl(struct bcma_device *core, u32 req, u32 status,
bool on);
+extern u32 bcma_chipco_pll_read(struct bcma_drv_cc *cc, u32 offset);
#define BCMA_DMA_TRANSLATION_MASK 0xC0000000
#define BCMA_DMA_TRANSLATION_NONE 0x00000000
#define BCMA_DMA_TRANSLATION_DMA32_CMT 0x40000000 /* Client Mode Translation for 32-bit DMA */
--- a/include/linux/bcma/bcma_driver_chipcommon.h
+++ b/include/linux/bcma/bcma_driver_chipcommon.h
@@ -1,6 +1,9 @@
#ifndef LINUX_BCMA_DRIVER_CC_H_
#define LINUX_BCMA_DRIVER_CC_H_
+#include <linux/platform_device.h>
+#include <linux/gpio.h>
+
/** ChipCommon core registers. **/
#define BCMA_CC_ID 0x0000
#define BCMA_CC_ID_ID 0x0000FFFF
@@ -100,6 +103,8 @@
#define BCMA_CC_CHIPST_4706_SFLASH_TYPE BIT(2) /* 0: 8b-p/ST-s flash, 1: 16b-p/Atmal-s flash */
#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
@@ -266,6 +271,29 @@
#define BCMA_CC_SROM_CONTROL_SIZE_16K 0x00000004
#define BCMA_CC_SROM_CONTROL_SIZE_SHIFT 1
#define BCMA_CC_SROM_CONTROL_PRESENT 0x00000001
+/* Block 0x140 - 0x190 registers are chipset specific */
+#define BCMA_CC_4706_FLASHSCFG 0x18C /* Flash struct configuration */
+#define BCMA_CC_4706_FLASHSCFG_MASK 0x000000ff
+#define BCMA_CC_4706_FLASHSCFG_SF1 0x00000001 /* 2nd serial flash present */
+#define BCMA_CC_4706_FLASHSCFG_PF1 0x00000002 /* 2nd parallel flash present */
+#define BCMA_CC_4706_FLASHSCFG_SF1_TYPE 0x00000004 /* 2nd serial flash type : 0 : ST, 1 : Atmel */
+#define BCMA_CC_4706_FLASHSCFG_NF1 0x00000008 /* 2nd NAND flash present */
+#define BCMA_CC_4706_FLASHSCFG_1ST_MADDR_SEG_MASK 0x000000f0
+#define BCMA_CC_4706_FLASHSCFG_1ST_MADDR_SEG_4MB 0x00000010 /* 4MB */
+#define BCMA_CC_4706_FLASHSCFG_1ST_MADDR_SEG_8MB 0x00000020 /* 8MB */
+#define BCMA_CC_4706_FLASHSCFG_1ST_MADDR_SEG_16MB 0x00000030 /* 16MB */
+#define BCMA_CC_4706_FLASHSCFG_1ST_MADDR_SEG_32MB 0x00000040 /* 32MB */
+#define BCMA_CC_4706_FLASHSCFG_1ST_MADDR_SEG_64MB 0x00000050 /* 64MB */
+#define BCMA_CC_4706_FLASHSCFG_1ST_MADDR_SEG_128MB 0x00000060 /* 128MB */
+#define BCMA_CC_4706_FLASHSCFG_1ST_MADDR_SEG_256MB 0x00000070 /* 256MB */
+/* NAND flash registers for BCM4706 (corerev = 31) */
+#define BCMA_CC_NFLASH_CTL 0x01A0
+#define BCMA_CC_NFLASH_CTL_ERR 0x08000000
+#define BCMA_CC_NFLASH_CONF 0x01A4
+#define BCMA_CC_NFLASH_COL_ADDR 0x01A8
+#define BCMA_CC_NFLASH_ROW_ADDR 0x01AC
+#define BCMA_CC_NFLASH_DATA 0x01B0
+#define BCMA_CC_NFLASH_WAITCNT0 0x01B4
/* 0x1E0 is defined as shared BCMA_CLKCTLST */
#define BCMA_CC_HW_WORKAROUND 0x01E4 /* Hardware workaround (rev >= 20) */
#define BCMA_CC_UART0_DATA 0x0300
@@ -325,6 +353,60 @@
#define BCMA_CC_PLLCTL_ADDR 0x0660
#define BCMA_CC_PLLCTL_DATA 0x0664
#define BCMA_CC_SPROM 0x0800 /* SPROM beginning */
+/* NAND flash MLC controller registers (corerev >= 38) */
+#define BCMA_CC_NAND_REVISION 0x0C00
+#define BCMA_CC_NAND_CMD_START 0x0C04
+#define BCMA_CC_NAND_CMD_ADDR_X 0x0C08
+#define BCMA_CC_NAND_CMD_ADDR 0x0C0C
+#define BCMA_CC_NAND_CMD_END_ADDR 0x0C10
+#define BCMA_CC_NAND_CS_NAND_SELECT 0x0C14
+#define BCMA_CC_NAND_CS_NAND_XOR 0x0C18
+#define BCMA_CC_NAND_SPARE_RD0 0x0C20
+#define BCMA_CC_NAND_SPARE_RD4 0x0C24
+#define BCMA_CC_NAND_SPARE_RD8 0x0C28
+#define BCMA_CC_NAND_SPARE_RD12 0x0C2C
+#define BCMA_CC_NAND_SPARE_WR0 0x0C30
+#define BCMA_CC_NAND_SPARE_WR4 0x0C34
+#define BCMA_CC_NAND_SPARE_WR8 0x0C38
+#define BCMA_CC_NAND_SPARE_WR12 0x0C3C
+#define BCMA_CC_NAND_ACC_CONTROL 0x0C40
+#define BCMA_CC_NAND_CONFIG 0x0C48
+#define BCMA_CC_NAND_TIMING_1 0x0C50
+#define BCMA_CC_NAND_TIMING_2 0x0C54
+#define BCMA_CC_NAND_SEMAPHORE 0x0C58
+#define BCMA_CC_NAND_DEVID 0x0C60
+#define BCMA_CC_NAND_DEVID_X 0x0C64
+#define BCMA_CC_NAND_BLOCK_LOCK_STATUS 0x0C68
+#define BCMA_CC_NAND_INTFC_STATUS 0x0C6C
+#define BCMA_CC_NAND_ECC_CORR_ADDR_X 0x0C70
+#define BCMA_CC_NAND_ECC_CORR_ADDR 0x0C74
+#define BCMA_CC_NAND_ECC_UNC_ADDR_X 0x0C78
+#define BCMA_CC_NAND_ECC_UNC_ADDR 0x0C7C
+#define BCMA_CC_NAND_READ_ERROR_COUNT 0x0C80
+#define BCMA_CC_NAND_CORR_STAT_THRESHOLD 0x0C84
+#define BCMA_CC_NAND_READ_ADDR_X 0x0C90
+#define BCMA_CC_NAND_READ_ADDR 0x0C94
+#define BCMA_CC_NAND_PAGE_PROGRAM_ADDR_X 0x0C98
+#define BCMA_CC_NAND_PAGE_PROGRAM_ADDR 0x0C9C
+#define BCMA_CC_NAND_COPY_BACK_ADDR_X 0x0CA0
+#define BCMA_CC_NAND_COPY_BACK_ADDR 0x0CA4
+#define BCMA_CC_NAND_BLOCK_ERASE_ADDR_X 0x0CA8
+#define BCMA_CC_NAND_BLOCK_ERASE_ADDR 0x0CAC
+#define BCMA_CC_NAND_INV_READ_ADDR_X 0x0CB0
+#define BCMA_CC_NAND_INV_READ_ADDR 0x0CB4
+#define BCMA_CC_NAND_BLK_WR_PROTECT 0x0CC0
+#define BCMA_CC_NAND_ACC_CONTROL_CS1 0x0CD0
+#define BCMA_CC_NAND_CONFIG_CS1 0x0CD4
+#define BCMA_CC_NAND_TIMING_1_CS1 0x0CD8
+#define BCMA_CC_NAND_TIMING_2_CS1 0x0CDC
+#define BCMA_CC_NAND_SPARE_RD16 0x0D30
+#define BCMA_CC_NAND_SPARE_RD20 0x0D34
+#define BCMA_CC_NAND_SPARE_RD24 0x0D38
+#define BCMA_CC_NAND_SPARE_RD28 0x0D3C
+#define BCMA_CC_NAND_CACHE_ADDR 0x0D40
+#define BCMA_CC_NAND_CACHE_DATA 0x0D44
+#define BCMA_CC_NAND_CTRL_CONFIG 0x0D48
+#define BCMA_CC_NAND_CTRL_STATUS 0x0D4C
/* Divider allocation in 4716/47162/5356 */
#define BCMA_CC_PMU5_MAINPLL_CPU 1
@@ -415,6 +497,13 @@
/* 4313 Chip specific ChipControl register bits */
#define BCMA_CCTRL_4313_12MA_LED_DRIVE 0x00000007 /* 12 mA drive strengh for later 4313 */
+/* BCM5357 ChipControl register bits */
+#define BCMA_CHIPCTL_5357_EXTPA BIT(14)
+#define BCMA_CHIPCTL_5357_ANT_MUX_2O3 BIT(15)
+#define BCMA_CHIPCTL_5357_NFLASH BIT(16)
+#define BCMA_CHIPCTL_5357_I2S_PINS_ENABLE BIT(18)
+#define BCMA_CHIPCTL_5357_I2CSPI_PINS_ENABLE BIT(19)
+
/* Data for the PMU, if available.
* Check availability with ((struct bcma_chipcommon)->capabilities & BCMA_CC_CAP_PMU)
*/
@@ -425,11 +514,35 @@ struct bcma_chipcommon_pmu {
#ifdef CONFIG_BCMA_DRIVER_MIPS
struct bcma_pflash {
+ bool present;
u8 buswidth;
u32 window;
u32 window_size;
};
+#ifdef CONFIG_BCMA_SFLASH
+struct bcma_sflash {
+ bool present;
+ u32 window;
+ u32 blocksize;
+ u16 numblocks;
+ u32 size;
+
+ struct mtd_info *mtd;
+};
+#endif
+
+#ifdef CONFIG_BCMA_NFLASH
+struct mtd_info;
+
+struct bcma_nflash {
+ bool present;
+ bool boot; /* This is the flash the SoC boots from */
+
+ struct mtd_info *mtd;
+};
+#endif
+
struct bcma_serial_port {
void *regs;
unsigned long clockspeed;
@@ -445,15 +558,30 @@ struct bcma_drv_cc {
u32 capabilities;
u32 capabilities_ext;
u8 setup_done:1;
+ u8 early_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;
+#ifdef CONFIG_BCMA_SFLASH
+ struct bcma_sflash sflash;
+#endif
+#ifdef CONFIG_BCMA_NFLASH
+ struct bcma_nflash nflash;
+#endif
int nr_serial_ports;
struct bcma_serial_port serial_ports[4];
#endif /* CONFIG_BCMA_DRIVER_MIPS */
+ u32 ticks_per_ms;
+ struct platform_device *watchdog;
+
+ /* Lock for GPIO register access. */
+ spinlock_t gpio_lock;
+#ifdef CONFIG_BCMA_DRIVER_GPIO
+ struct gpio_chip gpio;
+#endif
};
/* Register access */
@@ -470,14 +598,16 @@ struct bcma_drv_cc {
bcma_cc_write32(cc, offset, (bcma_cc_read32(cc, offset) & (mask)) | (set))
extern void bcma_core_chipcommon_init(struct bcma_drv_cc *cc);
+extern void bcma_core_chipcommon_early_init(struct bcma_drv_cc *cc);
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);
+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);
@@ -490,9 +620,12 @@ u32 bcma_chipco_gpio_outen(struct bcma_d
u32 bcma_chipco_gpio_control(struct bcma_drv_cc *cc, u32 mask, u32 value);
u32 bcma_chipco_gpio_intmask(struct bcma_drv_cc *cc, u32 mask, u32 value);
u32 bcma_chipco_gpio_polarity(struct bcma_drv_cc *cc, u32 mask, u32 value);
+u32 bcma_chipco_gpio_pullup(struct bcma_drv_cc *cc, u32 mask, u32 value);
+u32 bcma_chipco_gpio_pulldown(struct bcma_drv_cc *cc, u32 mask, u32 value);
/* PMU support */
extern void bcma_pmu_init(struct bcma_drv_cc *cc);
+extern void bcma_pmu_early_init(struct bcma_drv_cc *cc);
extern void bcma_chipco_pll_write(struct bcma_drv_cc *cc, u32 offset,
u32 value);
--- a/include/linux/bcma/bcma_driver_mips.h
+++ b/include/linux/bcma/bcma_driver_mips.h
@@ -35,13 +35,15 @@ struct bcma_device;
struct bcma_drv_mips {
struct bcma_device *core;
u8 setup_done:1;
- unsigned int assigned_irqs;
+ u8 early_setup_done:1;
};
#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);
#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) { }
#endif
extern u32 bcma_cpu_clock(struct bcma_drv_mips *mcore);
--- a/include/linux/bcma/bcma_regs.h
+++ b/include/linux/bcma/bcma_regs.h
@@ -11,11 +11,13 @@
#define BCMA_CLKCTLST_HAVEHTREQ 0x00000010 /* HT available request */
#define BCMA_CLKCTLST_HWCROFF 0x00000020 /* Force HW clock request off */
#define BCMA_CLKCTLST_EXTRESREQ 0x00000700 /* Mask of external resource requests */
+#define BCMA_CLKCTLST_EXTRESREQ_SHIFT 8
#define BCMA_CLKCTLST_HAVEALP 0x00010000 /* ALP available */
#define BCMA_CLKCTLST_HAVEHT 0x00020000 /* HT available */
#define BCMA_CLKCTLST_BP_ON_ALP 0x00040000 /* RO: running on ALP clock */
#define BCMA_CLKCTLST_BP_ON_HT 0x00080000 /* RO: running on HT clock */
#define BCMA_CLKCTLST_EXTRESST 0x07000000 /* Mask of external resource status */
+#define BCMA_CLKCTLST_EXTRESST_SHIFT 24
/* Is there any BCM4328 on BCMA bus? */
#define BCMA_CLKCTLST_4328A0_HAVEHT 0x00010000 /* 4328a0 has reversed bits */
#define BCMA_CLKCTLST_4328A0_HAVEALP 0x00020000 /* 4328a0 has reversed bits */
@@ -83,4 +85,9 @@
* (2 ZettaBytes), high 32 bits
*/
+#define BCMA_SOC_FLASH1 0x1fc00000 /* MIPS Flash Region 1 */
+#define BCMA_SOC_FLASH1_SZ 0x00400000 /* MIPS Size of Flash Region 1 */
+#define BCMA_SOC_FLASH2 0x1c000000 /* Flash Region 2 (region 1 shadowed here) */
+#define BCMA_SOC_FLASH2_SZ 0x02000000 /* Size of Flash Region 2 */
+
#endif /* LINUX_BCMA_REGS_H_ */
--- a/drivers/net/wireless/b43/main.c
+++ b/drivers/net/wireless/b43/main.c
@@ -4622,7 +4622,7 @@ static int b43_wireless_core_init(struct
switch (dev->dev->bus_type) {
#ifdef CONFIG_B43_BCMA
case B43_BUS_BCMA:
- bcma_core_pci_irq_ctl(&dev->dev->bdev->bus->drv_pci,
+ bcma_core_pci_irq_ctl(&dev->dev->bdev->bus->drv_pci[0],
dev->dev->bdev, true);
break;
#endif
--- a/drivers/net/wireless/brcm80211/brcmsmac/aiutils.c
+++ b/drivers/net/wireless/brcm80211/brcmsmac/aiutils.c
@@ -695,7 +695,7 @@ void ai_pci_up(struct si_pub *sih)
sii = container_of(sih, struct si_info, pub);
if (sii->icbus->hosttype == BCMA_HOSTTYPE_PCI)
- bcma_core_pci_extend_L1timer(&sii->icbus->drv_pci, true);
+ bcma_core_pci_extend_L1timer(&sii->icbus->drv_pci[0], true);
}
/* Unconfigure and/or apply various WARs when going down */
@@ -706,7 +706,7 @@ void ai_pci_down(struct si_pub *sih)
sii = container_of(sih, struct si_info, pub);
if (sii->icbus->hosttype == BCMA_HOSTTYPE_PCI)
- bcma_core_pci_extend_L1timer(&sii->icbus->drv_pci, false);
+ bcma_core_pci_extend_L1timer(&sii->icbus->drv_pci[0], false);
}
/* Enable BT-COEX & Ex-PA for 4313 */
--- a/drivers/net/wireless/brcm80211/brcmsmac/main.c
+++ b/drivers/net/wireless/brcm80211/brcmsmac/main.c
@@ -5077,7 +5077,7 @@ static int brcms_b_up_prep(struct brcms_
* Configure pci/pcmcia here instead of in brcms_c_attach()
* to allow mfg hotswap: down, hotswap (chip power cycle), up.
*/
- bcma_core_pci_irq_ctl(&wlc_hw->d11core->bus->drv_pci, wlc_hw->d11core,
+ bcma_core_pci_irq_ctl(&wlc_hw->d11core->bus->drv_pci[0], wlc_hw->d11core,
true);
/*
Reference in a new issue View git blame Copy permalink