/** ****************************************************************************** * @file stm32f767xx.h * @author MCD Application Team * @version V1.2.0 * @date 30-December-2016 * @brief CMSIS Cortex-M7 Device Peripheral Access Layer Header File. * * This file contains: * - Data structures and the address mapping for all peripherals * - Peripheral's registers declarations and bits definition * - Macros to access peripheral’s registers hardware * ****************************************************************************** * @attention * *
--- a/arch/mips/bcm47xx/nvram.c
+++ b/arch/mips/bcm47xx/nvram.c
@@ -43,8 +43,8 @@ static void early_nvram_init(void)
#ifdef CONFIG_BCM47XX_SSB
case BCM47XX_BUS_TYPE_SSB:
mcore_ssb = &bcm47xx_bus.ssb.mipscore;
- base = mcore_ssb->flash_window;
- lim = mcore_ssb->flash_window_size;
+ base = mcore_ssb->pflash.window;
+ lim = mcore_ssb->pflash.window_size;
break;
#endif
#ifdef CONFIG_BCM47XX_BCMA
--- a/arch/mips/bcm47xx/wgt634u.c
+++ b/arch/mips/bcm47xx/wgt634u.c
@@ -156,10 +156,10 @@ static int __init wgt634u_init(void)
SSB_CHIPCO_IRQ_GPIO);
}
- wgt634u_flash_data.width = mcore->flash_buswidth;
- wgt634u_flash_resource.start = mcore->flash_window;
- wgt634u_flash_resource.end = mcore->flash_window
- + mcore->flash_window_size
+ wgt634u_flash_data.width = mcore->pflash.buswidth;
+ wgt634u_flash_resource.start = mcore->pflash.window;
+ wgt634u_flash_resource.end = mcore->pflash.window
+ + mcore->pflash.window_size
- 1;
return platform_add_devices(wgt634u_devices,
ARRAY_SIZE(wgt634u_devices));
--- a/drivers/ssb/Kconfig
+++ b/drivers/ssb/Kconfig
@@ -136,10 +136,15 @@ config SSB_DRIVER_MIPS
If unsure, say N
+config SSB_SFLASH
+ bool "SSB serial flash support"
+ depends on SSB_DRIVER_MIPS
+ default y
+
# Assumption: We are on embedded, if we compile the MIPS core.
config SSB_EMBEDDED
bool
- depends on SSB_DRIVER_MIPS
+ depends on SSB_DRIVER_MIPS && SSB_PCICORE_HOSTMODE
default y
config SSB_DRIVER_EXTIF
@@ -160,4 +165,12 @@ config SSB_DRIVER_GIGE
If unsure, say N
+config SSB_DRIVER_GPIO
+ bool "SSB GPIO driver"
+ depends on SSB && GPIOLIB
+ help
+ Driver to provide access to the GPIO pins on the bus.
+
+ If unsure, say N
+
endmenu
--- a/drivers/ssb/Makefile
+++ b/drivers/ssb/Makefile
@@ -11,10 +11,12 @@ ssb-$(CONFIG_SSB_SDIOHOST) += sdio.o
# built-in drivers
ssb-y += driver_chipcommon.o
ssb-y += driver_chipcommon_pmu.o
+ssb-$(CONFIG_SSB_SFLASH) += driver_chipcommon_sflash.o
ssb-$(CONFIG_SSB_DRIVER_MIPS) += driver_mipscore.o
ssb-$(CONFIG_SSB_DRIVER_EXTIF) += driver_extif.o
ssb-$(CONFIG_SSB_DRIVER_PCICORE) += driver_pcicore.o
ssb-$(CONFIG_SSB_DRIVER_GIGE) += driver_gige.o
+ssb-$(CONFIG_SSB_DRIVER_GPIO) += driver_gpio.o
# b43 pci-ssb-bridge driver
# Not strictly a part of SSB, but kept here for convenience
--- a/drivers/ssb/b43_pci_bridge.c
+++ b/drivers/ssb/b43_pci_bridge.c
@@ -29,11 +29,15 @@ static const struct pci_device_id b43_pc
{ PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4319) },
{ PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4320) },
{ PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4321) },
+ { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4322) },
+ { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 43222) },
{ PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4324) },
{ PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4325) },
{ PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4328) },
{ PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4329) },
{ PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x432b) },
+ { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x432c) },
+ { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4350) },
{ 0, },
};
MODULE_DEVICE_TABLE(pci, b43_pci_bridge_tbl);
--- a/drivers/ssb/driver_chipcommon.c
+++ b/drivers/ssb/driver_chipcommon.c
@@ -4,6 +4,7 @@
*
* 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.
*/
@@ -12,6 +13,7 @@
#include <linux/ssb/ssb_regs.h>
#include <linux/export.h>
#include <linux/pci.h>
+#include <linux/bcm47xx_wdt.h>
#include "ssb_private.h"
@@ -280,13 +282,79 @@ static void calc_fast_powerup_delay(stru
cc->fast_pwrup_delay = tmp;
}
+static u32 ssb_chipco_alp_clock(struct ssb_chipcommon *cc)
+{
+ if (cc->capabilities & SSB_CHIPCO_CAP_PMU)
+ return ssb_pmu_get_alp_clock(cc);
+
+ return 20000000;
+}
+
+static u32 ssb_chipco_watchdog_get_max_timer(struct ssb_chipcommon *cc)
+{
+ u32 nb;
+
+ if (cc->capabilities & SSB_CHIPCO_CAP_PMU) {
+ if (cc->dev->id.revision < 26)
+ nb = 16;
+ else
+ nb = (cc->dev->id.revision >= 37) ? 32 : 24;
+ } else {
+ nb = 28;
+ }
+ if (nb == 32)
+ return 0xffffffff;
+ else
+ return (1 << nb) - 1;
+}
+
+u32 ssb_chipco_watchdog_timer_set_wdt(struct bcm47xx_wdt *wdt, u32 ticks)
+{
+ struct ssb_chipcommon *cc = bcm47xx_wdt_get_drvdata(wdt);
+
+ if (cc->dev->bus->bustype != SSB_BUSTYPE_SSB)
+ return 0;
+
+ return ssb_chipco_watchdog_timer_set(cc, ticks);
+}
+
+u32 ssb_chipco_watchdog_timer_set_ms(struct bcm47xx_wdt *wdt, u32 ms)
+{
+ struct ssb_chipcommon *cc = bcm47xx_wdt_get_drvdata(wdt);
+ u32 ticks;
+
+ if (cc->dev->bus->bustype != SSB_BUSTYPE_SSB)
+ return 0;
+
+ ticks = ssb_chipco_watchdog_timer_set(cc, cc->ticks_per_ms * ms);
+ return ticks / cc->ticks_per_ms;
+}
+
+static int ssb_chipco_watchdog_ticks_per_ms(struct ssb_chipcommon *cc)
+{
+ struct ssb_bus *bus = cc->dev->bus;
+
+ if (cc->capabilities & SSB_CHIPCO_CAP_PMU) {
+ /* based on 32KHz ILP clock */
+ return 32;
+ } else {
+ if (cc->dev->id.revision < 18)
+ return ssb_clockspeed(bus) / 1000;
+ else
+ return ssb_chipco_alp_clock(cc) / 1000;
+ }
+}
+
void ssb_chipcommon_init(struct ssb_chipcommon *cc)
{
if (!cc->dev)
return; /* We don't have a ChipCommon */
+
+ spin_lock_init(&cc->gpio_lock);
+
if (cc->dev->id.revision >= 11)
cc->status = chipco_read32(cc, SSB_CHIPCO_CHIPSTAT);
- ssb_dprintk(KERN_INFO PFX "chipcommon status is 0x%x\n", cc->status);
+ ssb_dbg("chipcommon status is 0x%x\n", cc->status);
if (cc->dev->id.revision >= 20) {
chipco_write32(cc, SSB_CHIPCO_GPIOPULLUP, 0);
@@ -297,6 +365,11 @@ void ssb_chipcommon_init(struct ssb_chip
chipco_powercontrol_init(cc);
ssb_chipco_set_clockmode(cc, SSB_CLKMODE_FAST);
calc_fast_powerup_delay(cc);
+
+ if (cc->dev->bus->bustype == SSB_BUSTYPE_SSB) {
+ cc->ticks_per_ms = ssb_chipco_watchdog_ticks_per_ms(cc);
+ cc->max_timer_ms = ssb_chipco_watchdog_get_max_timer(cc) / cc->ticks_per_ms;
+ }
}
void ssb_chipco_suspend(struct ssb_chipcommon *cc)
@@ -395,10 +468,27 @@ void ssb_chipco_timing_init(struct ssb_c
}
/* Set chip watchdog reset timer to fire in 'ticks' backplane cycles */
-void ssb_chipco_watchdog_timer_set(struct ssb_chipcommon *cc, u32 ticks)
+u32 ssb_chipco_watchdog_timer_set(struct ssb_chipcommon *cc, u32 ticks)
{
- /* instant NMI */
- chipco_write32(cc, SSB_CHIPCO_WATCHDOG, ticks);
+ u32 maxt;
+ enum ssb_clkmode clkmode;
+
+ maxt = ssb_chipco_watchdog_get_max_timer(cc);
+ if (cc->capabilities & SSB_CHIPCO_CAP_PMU) {
+ if (ticks == 1)
+ ticks = 2;
+ else if (ticks > maxt)
+ ticks = maxt;
+ chipco_write32(cc, SSB_CHIPCO_PMU_WATCHDOG, ticks);
+ } else {
+ clkmode = ticks ? SSB_CLKMODE_FAST : SSB_CLKMODE_DYNAMIC;
+ ssb_chipco_set_clockmode(cc, clkmode);
+ if (ticks > maxt)
+ ticks = maxt;
+ /* instant NMI */
+ chipco_write32(cc, SSB_CHIPCO_WATCHDOG, ticks);
+ }
+ return ticks;
}
void ssb_chipco_irq_mask(struct ssb_chipcommon *cc, u32 mask, u32 value)
@@ -418,28 +508,93 @@ u32 ssb_chipco_gpio_in(struct ssb_chipco
u32 ssb_chipco_gpio_out(struct ssb_chipcommon *cc, u32 mask, u32 value)
{
- return chipco_write32_masked(cc, SSB_CHIPCO_GPIOOUT, mask, value);
+ unsigned long flags;
+ u32 res = 0;
+
+ spin_lock_irqsave(&cc->gpio_lock, flags);
+ res = chipco_write32_masked(cc, SSB_CHIPCO_GPIOOUT, mask, value);
+ spin_unlock_irqrestore(&cc->gpio_lock, flags);
+
+ return res;
}
u32 ssb_chipco_gpio_outen(struct ssb_chipcommon *cc, u32 mask, u32 value)
{
- return chipco_write32_masked(cc, SSB_CHIPCO_GPIOOUTEN, mask, value);
+ unsigned long flags;
+ u32 res = 0;
+
+ spin_lock_irqsave(&cc->gpio_lock, flags);
+ res = chipco_write32_masked(cc, SSB_CHIPCO_GPIOOUTEN, mask, value);
+ spin_unlock_irqrestore(&cc->gpio_lock, flags);
+
+ return res;
}
u32 ssb_chipco_gpio_control(struct ssb_chipcommon *cc, u32 mask, u32 value)
{
- return chipco_write32_masked(cc, SSB_CHIPCO_GPIOCTL, mask, value);
+ unsigned long flags;
+ u32 res = 0;
+
+ spin_lock_irqsave(&cc->gpio_lock, flags);
+ res = chipco_write32_masked(cc, SSB_CHIPCO_GPIOCTL, mask, value);
+ spin_unlock_irqrestore(&cc->gpio_lock, flags);
+
+ return res;
}
EXPORT_SYMBOL(ssb_chipco_gpio_control);
u32 ssb_chipco_gpio_intmask(struct ssb_chipcommon *cc, u32 mask, u32 value)
{
- return chipco_write32_masked(cc, SSB_CHIPCO_GPIOIRQ, mask, value);
+ unsigned long flags;
+ u32 res = 0;
+
+ spin_lock_irqsave(&cc->gpio_lock, flags);
+ res = chipco_write32_masked(cc, SSB_CHIPCO_GPIOIRQ, mask, value);
+ spin_unlock_irqrestore(&cc->gpio_lock, flags);
+
+ return res;
}
u32 ssb_chipco_gpio_polarity(struct ssb_chipcommon *cc, u32 mask, u32 value)
{
- return chipco_write32_masked(cc, SSB_CHIPCO_GPIOPOL, mask, value);
+ unsigned long flags;
+ u32 res = 0;
+
+ spin_lock_irqsave(&cc->gpio_lock, flags);
+ res = chipco_write32_masked(cc, SSB_CHIPCO_GPIOPOL, mask, value);
+ spin_unlock_irqrestore(&cc->gpio_lock, flags);
+
+ return res;
+}
+
+u32 ssb_chipco_gpio_pullup(struct ssb_chipcommon *cc, u32 mask, u32 value)
+{
+ unsigned long flags;
+ u32 res = 0;
+
+ if (cc->dev->id.revision < 20)
+ return 0xffffffff;
+
+ spin_lock_irqsave(&cc->gpio_lock, flags);
+ res = chipco_write32_masked(cc, SSB_CHIPCO_GPIOPULLUP, mask, value);
+ spin_unlock_irqrestore(&cc->gpio_lock, flags);
+
+ return res;
+}
+
+u32 ssb_chipco_gpio_pulldown(struct ssb_chipcommon *cc, u32 mask, u32 value)
+{
+ unsigned long flags;
+ u32 res = 0;
+
+ if (cc->dev->id.revision < 20)
+ return 0xffffffff;
+
+ spin_lock_irqsave(&cc->gpio_lock, flags);
+ res = chipco_write32_masked(cc, SSB_CHIPCO_GPIOPULLDOWN, mask, value);
+ spin_unlock_irqrestore(&cc->gpio_lock, flags);
+
+ return res;
}
#ifdef CONFIG_SSB_SERIAL
@@ -473,12 +628,7 @@ int ssb_chipco_serial_init(struct ssb_ch
chipco_read32(cc, SSB_CHIPCO_CORECTL)
| SSB_CHIPCO_CORECTL_UARTCLK0);
} else if ((ccrev >= 11) && (ccrev != 15)) {
- /* Fixed ALP clock */
- baud_base = 20000000;
- if (cc->capabilities & SSB_CHIPCO_CAP_PMU) {
- /* FIXME: baud_base is different for devices with a PMU */
- SSB_WARN_ON(1);
- }
+ baud_base = ssb_chipco_alp_clock(cc);
div = 1;
if (ccrev >= 21) {
/* Turn off UART clock before switching clocksource. */
--- a/drivers/ssb/driver_chipcommon_pmu.c
+++ b/drivers/ssb/driver_chipcommon_pmu.c
@@ -13,6 +13,9 @@
#include <linux/ssb/ssb_driver_chipcommon.h>
#include <linux/delay.h>
#include <linux/export.h>
+#ifdef CONFIG_BCM47XX
+#include <asm/mach-bcm47xx/nvram.h>
+#endif
#include "ssb_private.h"
@@ -92,10 +95,6 @@ static void ssb_pmu0_pllinit_r0(struct s
u32 pmuctl, tmp, pllctl;
unsigned int i;
- if ((bus->chip_id == 0x5354) && !crystalfreq) {
- /* The 5354 crystal freq is 25MHz */
- crystalfreq = 25000;
- }
if (crystalfreq)
e = pmu0_plltab_find_entry(crystalfreq);
if (!e)
@@ -111,8 +110,8 @@ static void ssb_pmu0_pllinit_r0(struct s
return;
}
- ssb_printk(KERN_INFO PFX "Programming PLL to %u.%03u MHz\n",
- (crystalfreq / 1000), (crystalfreq % 1000));
+ ssb_info("Programming PLL to %u.%03u MHz\n",
+ crystalfreq / 1000, crystalfreq % 1000);
/* First turn the PLL off. */
switch (bus->chip_id) {
@@ -139,7 +138,7 @@ static void ssb_pmu0_pllinit_r0(struct s
}
tmp = chipco_read32(cc, SSB_CHIPCO_CLKCTLST);
if (tmp & SSB_CHIPCO_CLKCTLST_HAVEHT)
- ssb_printk(KERN_EMERG PFX "Failed to turn the PLL off!\n");
+ ssb_emerg("Failed to turn the PLL off!\n");
/* Set PDIV in PLL control 0. */
pllctl = ssb_chipco_pll_read(cc, SSB_PMU0_PLLCTL0);
@@ -250,8 +249,8 @@ static void ssb_pmu1_pllinit_r0(struct s
return;
}
- ssb_printk(KERN_INFO PFX "Programming PLL to %u.%03u MHz\n",
- (crystalfreq / 1000), (crystalfreq % 1000));
+ ssb_info("Programming PLL to %u.%03u MHz\n",
+ crystalfreq / 1000, crystalfreq % 1000);
/* First turn the PLL off. */
switch (bus->chip_id) {
@@ -276,7 +275,7 @@ static void ssb_pmu1_pllinit_r0(struct s
}
tmp = chipco_read32(cc, SSB_CHIPCO_CLKCTLST);
if (tmp & SSB_CHIPCO_CLKCTLST_HAVEHT)
- ssb_printk(KERN_EMERG PFX "Failed to turn the PLL off!\n");
+ ssb_emerg("Failed to turn the PLL off!\n");
/* Set p1div and p2div. */
pllctl = ssb_chipco_pll_read(cc, SSB_PMU1_PLLCTL0);
@@ -321,7 +320,11 @@ static void ssb_pmu_pll_init(struct ssb_
u32 crystalfreq = 0; /* in kHz. 0 = keep default freq. */
if (bus->bustype == SSB_BUSTYPE_SSB) {
- /* TODO: The user may override the crystal frequency. */
+#ifdef CONFIG_BCM47XX
+ char buf[20];
+ if (nvram_getenv("xtalfreq", buf, sizeof(buf)) >= 0)
+ crystalfreq = simple_strtoul(buf, NULL, 0);
+#endif
}
switch (bus->chip_id) {
@@ -330,7 +333,11 @@ static void ssb_pmu_pll_init(struct ssb_
ssb_pmu1_pllinit_r0(cc, crystalfreq);
break;
case 0x4328:
+ ssb_pmu0_pllinit_r0(cc, crystalfreq);
+ break;
case 0x5354:
+ if (crystalfreq == 0)
+ crystalfreq = 25000;
ssb_pmu0_pllinit_r0(cc, crystalfreq);
break;
case 0x4322:
@@ -339,10 +346,11 @@ static void ssb_pmu_pll_init(struct ssb_
chipco_write32(cc, SSB_CHIPCO_PLLCTL_DATA, 0x380005C0);
}
break;
+ case 43222:
+ break;
default:
- ssb_printk(KERN_ERR PFX
- "ERROR: PLL init unknown for device %04X\n",
- bus->chip_id);
+ ssb_err("ERROR: PLL init unknown for device %04X\n",
+ bus->chip_id);
}
}
@@ -427,6 +435,7 @@ static void ssb_pmu_resources_init(struc
min_msk = 0xCBB;
break;
case 0x4322:
+ case 43222:
/* We keep the default settings:
* min_msk = 0xCBB
* max_msk = 0x7FFFF
@@ -462,9 +471,8 @@ static void ssb_pmu_resources_init(struc
max_msk = 0xFFFFF;
break;
default:
- ssb_printk(KERN_ERR PFX
- "ERROR: PMU resource config unknown for device %04X\n",
- bus->chip_id);
+ ssb_err("ERROR: PMU resource config unknown for device %04X\n",
+ bus->chip_id);
}
if (updown_tab) {
@@ -516,8 +524,8 @@ void ssb_pmu_init(struct ssb_chipcommon
pmucap = chipco_read32(cc, SSB_CHIPCO_PMU_CAP);
cc->pmu.rev = (pmucap & SSB_CHIPCO_PMU_CAP_REVISION);
- ssb_dprintk(KERN_DEBUG PFX "Found rev %u PMU (capabilities 0x%08X)\n",
- cc->pmu.rev, pmucap);
+ ssb_dbg("Found rev %u PMU (capabilities 0x%08X)\n",
+ cc->pmu.rev, pmucap);
if (cc->pmu.rev == 1)
chipco_mask32(cc, SSB_CHIPCO_PMU_CTL,
@@ -607,3 +615,102 @@ void ssb_pmu_set_ldo_paref(struct ssb_ch
EXPORT_SYMBOL(ssb_pmu_set_ldo_voltage);
EXPORT_SYMBOL(ssb_pmu_set_ldo_paref);
+
+static u32 ssb_pmu_get_alp_clock_clk0(struct ssb_chipcommon *cc)
+{
+ u32 crystalfreq;
+ const struct pmu0_plltab_entry *e = NULL;
+
+ crystalfreq = chipco_read32(cc, SSB_CHIPCO_PMU_CTL) &
+ SSB_CHIPCO_PMU_CTL_XTALFREQ >> SSB_CHIPCO_PMU_CTL_XTALFREQ_SHIFT;
+ e = pmu0_plltab_find_entry(crystalfreq);
+ BUG_ON(!e);
+ return e->freq * 1000;
+}
+
+u32 ssb_pmu_get_alp_clock(struct ssb_chipcommon *cc)
+{
+ struct ssb_bus *bus = cc->dev->bus;
+
+ switch (bus->chip_id) {
+ case 0x5354:
+ ssb_pmu_get_alp_clock_clk0(cc);
+ default:
+ ssb_err("ERROR: PMU alp clock unknown for device %04X\n",
+ bus->chip_id);
+ return 0;
+ }
+}
+
+u32 ssb_pmu_get_cpu_clock(struct ssb_chipcommon *cc)
+{
+ struct ssb_bus *bus = cc->dev->bus;
+
+ switch (bus->chip_id) {
+ case 0x5354:
+ /* 5354 chip uses a non programmable PLL of frequency 240MHz */
+ return 240000000;
+ default:
+ ssb_err("ERROR: PMU cpu clock unknown for device %04X\n",
+ bus->chip_id);
+ return 0;
+ }
+}
+
+u32 ssb_pmu_get_controlclock(struct ssb_chipcommon *cc)
+{
+ struct ssb_bus *bus = cc->dev->bus;
+
+ switch (bus->chip_id) {
+ case 0x5354:
+ return 120000000;
+ default:
+ ssb_err("ERROR: PMU controlclock unknown for device %04X\n",
+ bus->chip_id);
+ return 0;
+ }
+}
+
+void ssb_pmu_spuravoid_pllupdate(struct ssb_chipcommon *cc, int spuravoid)
+{
+ u32 pmu_ctl = 0;
+
+ switch (cc->dev->bus->chip_id) {
+ case 0x4322:
+ ssb_chipco_pll_write(cc, SSB_PMU1_PLLCTL0, 0x11100070);
+ ssb_chipco_pll_write(cc, SSB_PMU1_PLLCTL1, 0x1014140a);
+ ssb_chipco_pll_write(cc, SSB_PMU1_PLLCTL5, 0x88888854);
+ if (spuravoid == 1)
+ ssb_chipco_pll_write(cc, SSB_PMU1_PLLCTL2, 0x05201828);
+ else
+ ssb_chipco_pll_write(cc, SSB_PMU1_PLLCTL2, 0x05001828);
+ pmu_ctl = SSB_CHIPCO_PMU_CTL_PLL_UPD;
+ break;
+ case 43222:
+ if (spuravoid == 1) {
+ ssb_chipco_pll_write(cc, SSB_PMU1_PLLCTL0, 0x11500008);
+ ssb_chipco_pll_write(cc, SSB_PMU1_PLLCTL1, 0x0C000C06);
+ ssb_chipco_pll_write(cc, SSB_PMU1_PLLCTL2, 0x0F600a08);
+ ssb_chipco_pll_write(cc, SSB_PMU1_PLLCTL3, 0x00000000);
+ ssb_chipco_pll_write(cc, SSB_PMU1_PLLCTL4, 0x2001E920);
+ ssb_chipco_pll_write(cc, SSB_PMU1_PLLCTL5, 0x88888815);
+ } else {
+ ssb_chipco_pll_write(cc, SSB_PMU1_PLLCTL0, 0x11100008);
+ ssb_chipco_pll_write(cc, SSB_PMU1_PLLCTL1, 0x0c000c06);
+ ssb_chipco_pll_write(cc, SSB_PMU1_PLLCTL2, 0x03000a08);
+ ssb_chipco_pll_write(cc, SSB_PMU1_PLLCTL3, 0x00000000);
+ ssb_chipco_pll_write(cc, SSB_PMU1_PLLCTL4, 0x200005c0);
+ ssb_chipco_pll_write(cc, SSB_PMU1_PLLCTL5, 0x88888855);
+ }
+ pmu_ctl = SSB_CHIPCO_PMU_CTL_PLL_UPD;
+ break;
+ default:
+ ssb_printk(KERN_ERR PFX
+ "Unknown spuravoidance settings for chip 0x%04X, not changing PLL\n",
+ cc->dev->bus->chip_id);
+ return;
+ }
+
+ chipco_set32(cc, SSB_CHIPCO_PMU_CTL, pmu_ctl);
+}
+EXPORT_SYMBOL_GPL(ssb_pmu_spuravoid_pllupdate);
--- /dev/null
+++ b/drivers/ssb/driver_chipcommon_sflash.c
@@ -0,0 +1,164 @@
+/*
+ * Sonics Silicon Backplane
+ * ChipCommon serial flash interface
+ *
+ * Licensed under the GNU/GPL. See COPYING for details.
+ */
+
+#include <linux/ssb/ssb.h>
+
+#include "ssb_private.h"
+
+static struct resource ssb_sflash_resource = {
+ .name = "ssb_sflash",
+ .start = SSB_FLASH2,
+ .end = 0,
+ .flags = IORESOURCE_MEM | IORESOURCE_READONLY,
+};
+
+struct platform_device ssb_sflash_dev = {
+ .name = "ssb_sflash",
+ .resource = &ssb_sflash_resource,
+ .num_resources = 1,
+};
+
+struct ssb_sflash_tbl_e {
+ char *name;
+ u32 id;
+ u32 blocksize;
+ u16 numblocks;
+};
+
+static const struct ssb_sflash_tbl_e ssb_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 const struct ssb_sflash_tbl_e ssb_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 const struct ssb_sflash_tbl_e ssb_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 ssb_sflash_cmd(struct ssb_chipcommon *cc, u32 opcode)
+{
+ int i;
+ chipco_write32(cc, SSB_CHIPCO_FLASHCTL,
+ SSB_CHIPCO_FLASHCTL_START | opcode);
+ for (i = 0; i < 1000; i++) {
+ if (!(chipco_read32(cc, SSB_CHIPCO_FLASHCTL) &
+ SSB_CHIPCO_FLASHCTL_BUSY))
+ return;
+ cpu_relax();
+ }
+ pr_err("SFLASH control command failed (timeout)!\n");
+}
+
+/* Initialize serial flash access */
+int ssb_sflash_init(struct ssb_chipcommon *cc)
+{
+ struct ssb_sflash *sflash = &cc->dev->bus->mipscore.sflash;
+ const struct ssb_sflash_tbl_e *e;
+ u32 id, id2;
+
+ switch (cc->capabilities & SSB_CHIPCO_CAP_FLASHT) {
+ case SSB_CHIPCO_FLASHT_STSER:
+ ssb_sflash_cmd(cc, SSB_CHIPCO_FLASHCTL_ST_DP);
+
+ chipco_write32(cc, SSB_CHIPCO_FLASHADDR, 0);
+ ssb_sflash_cmd(cc, SSB_CHIPCO_FLASHCTL_ST_RES);
+ id = chipco_read32(cc, SSB_CHIPCO_FLASHDATA);
+
+ chipco_write32(cc, SSB_CHIPCO_FLASHADDR, 1);
+ ssb_sflash_cmd(cc, SSB_CHIPCO_FLASHCTL_ST_RES);
+ id2 = chipco_read32(cc, SSB_CHIPCO_FLASHDATA);
+
+ switch (id) {
+ case 0xbf:
+ for (e = ssb_sflash_sst_tbl; e->name; e++) {
+ if (e->id == id2)
+ break;
+ }
+ break;
+ case 0x13:
+ return -ENOTSUPP;
+ default:
+ for (e = ssb_sflash_st_tbl; e->name; e++) {
+ if (e->id == id)
+ break;
+ }
+ break;
+ }
+ if (!e->name) {
+ pr_err("Unsupported ST serial flash (id: 0x%X, id2: 0x%X)\n",
+ id, id2);
+ return -ENOTSUPP;
+ }
+
+ break;
+ case SSB_CHIPCO_FLASHT_ATSER:
+ ssb_sflash_cmd(cc, SSB_CHIPCO_FLASHCTL_AT_STATUS);
+ id = chipco_read32(cc, SSB_CHIPCO_FLASHDATA) & 0x3c;
+
+ for (e = ssb_sflash_at_tbl; e->name; e++) {
+ if (e->id == id)
+ break;
+ }
+ if (!e->name) {
+ pr_err("Unsupported Atmel serial flash (id: 0x%X)\n",
+ id);
+ return -ENOTSUPP;
+ }
+
+ break;
+ default:
+ pr_err("Unsupported flash type\n");
+ return -ENOTSUPP;
+ }
+
+ sflash->window = SSB_FLASH2;
+ sflash->blocksize = e->blocksize;
+ sflash->numblocks = e->numblocks;
+ sflash->size = sflash->blocksize * sflash->numblocks;
+ sflash->present = true;
+
+ pr_info("Found %s serial flash (size: %dKiB, blocksize: 0x%X, blocks: %d)\n",
+ e->name, sflash->size / 1024, e->blocksize, e->numblocks);
+
+ /* Prepare platform device, but don't register it yet. It's too early,
+ * malloc (required by device_private_init) is not available yet. */
+ ssb_sflash_dev.resource[0].end = ssb_sflash_dev.resource[0].start +
+ sflash->size;
+ ssb_sflash_dev.dev.platform_data = sflash;
+
+ return 0;
+}
--- a/drivers/ssb/driver_extif.c
+++ b/drivers/ssb/driver_extif.c
@@ -112,10 +112,37 @@ void ssb_extif_get_clockcontrol(struct s
*m = extif_read32(extif, SSB_EXTIF_CLOCK_SB);
}
-void ssb_extif_watchdog_timer_set(struct ssb_extif *extif,
- u32 ticks)
+u32 ssb_extif_watchdog_timer_set_wdt(struct bcm47xx_wdt *wdt, u32 ticks)
{
+ struct ssb_extif *extif = bcm47xx_wdt_get_drvdata(wdt);
+
+ return ssb_extif_watchdog_timer_set(extif, ticks);
+}
+
+u32 ssb_extif_watchdog_timer_set_ms(struct bcm47xx_wdt *wdt, u32 ms)
+{
+ struct ssb_extif *extif = bcm47xx_wdt_get_drvdata(wdt);
+ u32 ticks = (SSB_EXTIF_WATCHDOG_CLK / 1000) * ms;
+
+ ticks = ssb_extif_watchdog_timer_set(extif, ticks);
+
+ return (ticks * 1000) / SSB_EXTIF_WATCHDOG_CLK;
+}
+
+u32 ssb_extif_watchdog_timer_set(struct ssb_extif *extif, u32 ticks)
+{
+ if (ticks > SSB_EXTIF_WATCHDOG_MAX_TIMER)
+ ticks = SSB_EXTIF_WATCHDOG_MAX_TIMER;
extif_write32(extif, SSB_EXTIF_WATCHDOG, ticks);
+
+ return ticks;
+}
+
+void ssb_extif_init(struct ssb_extif *extif)
+{
+ if (!extif->dev)
+ return; /* We don't have a Extif core */
+ spin_lock_init(&extif->gpio_lock);
}
u32 ssb_extif_gpio_in(struct ssb_extif *extif, u32 mask)
@@ -125,22 +152,50 @@ u32 ssb_extif_gpio_in(struct ssb_extif *
u32 ssb_extif_gpio_out(struct ssb_extif *extif, u32 mask, u32 value)
{
- return extif_write32_masked(extif, SSB_EXTIF_GPIO_OUT(0),
+ unsigned long flags;
+ u32 res = 0;
+
+ spin_lock_irqsave(&extif->gpio_lock, flags);
+ res = extif_write32_masked(extif, SSB_EXTIF_GPIO_OUT(0),
mask, value);
+ spin_unlock_irqrestore(&extif->gpio_lock, flags);
+
+ return res;
}
u32 ssb_extif_gpio_outen(struct ssb_extif *extif, u32 mask, u32 value)
{
- return extif_write32_masked(extif, SSB_EXTIF_GPIO_OUTEN(0),
+ unsigned long flags;
+ u32 res = 0;
+
+ spin_lock_irqsave(&extif->gpio_lock, flags);
+ res = extif_write32_masked(extif, SSB_EXTIF_GPIO_OUTEN(0),
mask, value);
+ spin_unlock_irqrestore(&extif->gpio_lock, flags);
+
+ return res;
}
u32 ssb_extif_gpio_polarity(struct ssb_extif *extif, u32 mask, u32 value)
{
- return extif_write32_masked(extif, SSB_EXTIF_GPIO_INTPOL, mask, value);
+ unsigned long flags;
+ u32 res = 0;
+
+ spin_lock_irqsave(&extif->gpio_lock, flags);
+ res = extif_write32_masked(extif, SSB_EXTIF_GPIO_INTPOL, mask, value);
+ spin_unlock_irqrestore(&extif->gpio_lock, flags);
+
+ return res;
}
u32 ssb_extif_gpio_intmask(struct ssb_extif *extif, u32 mask, u32 value)
{
- return extif_write32_masked(extif, SSB_EXTIF_GPIO_INTMASK, mask, value);
+ unsigned long flags;
+ u32 res = 0;
+
+ spin_lock_irqsave(&extif->gpio_lock, flags);
+ res = extif_write32_masked(extif, SSB_EXTIF_GPIO_INTMASK, mask, value);
+ spin_unlock_irqrestore(&extif->gpio_lock, flags);
+
+ return res;
}
--- /dev/null
+++ b/drivers/ssb/driver_gpio.c
@@ -0,0 +1,210 @@
+/*
+ * Sonics Silicon Backplane
+ * 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/ssb/ssb.h>
+
+#include "ssb_private.h"
+
+static struct ssb_bus *ssb_gpio_get_bus(struct gpio_chip *chip)
+{
+ return container_of(chip, struct ssb_bus, gpio);
+}
+
+static int ssb_gpio_chipco_get_value(struct gpio_chip *chip, unsigned gpio)
+{
+ struct ssb_bus *bus = ssb_gpio_get_bus(chip);
+
+ return !!ssb_chipco_gpio_in(&bus->chipco, 1 << gpio);
+}
+
+static void ssb_gpio_chipco_set_value(struct gpio_chip *chip, unsigned gpio,
+ int value)
+{
+ struct ssb_bus *bus = ssb_gpio_get_bus(chip);
+
+ ssb_chipco_gpio_out(&bus->chipco, 1 << gpio, value ? 1 << gpio : 0);
+}
+
+static int ssb_gpio_chipco_direction_input(struct gpio_chip *chip,
+ unsigned gpio)
+{
+ struct ssb_bus *bus = ssb_gpio_get_bus(chip);
+
+ ssb_chipco_gpio_outen(&bus->chipco, 1 << gpio, 0);
+ return 0;
+}
+
+static int ssb_gpio_chipco_direction_output(struct gpio_chip *chip,
+ unsigned gpio, int value)
+{
+ struct ssb_bus *bus = ssb_gpio_get_bus(chip);
+
+ ssb_chipco_gpio_outen(&bus->chipco, 1 << gpio, 1 << gpio);
+ ssb_chipco_gpio_out(&bus->chipco, 1 << gpio, value ? 1 << gpio : 0);
+ return 0;
+}
+
+static int ssb_gpio_chipco_request(struct gpio_chip *chip, unsigned gpio)
(0x1U << CAN_MSR_RXM_Pos) /*!< 0x00000200 */
#define CAN_MSR_RXM CAN_MSR_RXM_Msk /*!