forked from Minki/linux
d3ec4844d4
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial: (43 commits)
fs: Merge split strings
treewide: fix potentially dangerous trailing ';' in #defined values/expressions
uwb: Fix misspelling of neighbourhood in comment
net, netfilter: Remove redundant goto in ebt_ulog_packet
trivial: don't touch files that are removed in the staging tree
lib/vsprintf: replace link to Draft by final RFC number
doc: Kconfig: `to be' -> `be'
doc: Kconfig: Typo: square -> squared
doc: Konfig: Documentation/power/{pm => apm-acpi}.txt
drivers/net: static should be at beginning of declaration
drivers/media: static should be at beginning of declaration
drivers/i2c: static should be at beginning of declaration
XTENSA: static should be at beginning of declaration
SH: static should be at beginning of declaration
MIPS: static should be at beginning of declaration
ARM: static should be at beginning of declaration
rcu: treewide: Do not use rcu_read_lock_held when calling rcu_dereference_check
Update my e-mail address
PCIe ASPM: forcedly -> forcibly
gma500: push through device driver tree
...
Fix up trivial conflicts:
- arch/arm/mach-ep93xx/dma-m2p.c (deleted)
- drivers/gpio/gpio-ep93xx.c (renamed and context nearby)
- drivers/net/r8169.c (just context changes)
104 lines
2.8 KiB
C
104 lines
2.8 KiB
C
/*
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* Broadcom specific AMBA
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* ChipCommon core driver
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*
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* Copyright 2005, Broadcom Corporation
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* Copyright 2006, 2007, Michael Buesch <m@bues.ch>
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*
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* Licensed under the GNU/GPL. See COPYING for details.
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*/
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#include "bcma_private.h"
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#include <linux/bcma/bcma.h>
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static inline u32 bcma_cc_write32_masked(struct bcma_drv_cc *cc, u16 offset,
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u32 mask, u32 value)
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{
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value &= mask;
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value |= bcma_cc_read32(cc, offset) & ~mask;
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bcma_cc_write32(cc, offset, value);
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return value;
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}
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void bcma_core_chipcommon_init(struct bcma_drv_cc *cc)
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{
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u32 leddc_on = 10;
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u32 leddc_off = 90;
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if (cc->core->id.rev >= 11)
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cc->status = bcma_cc_read32(cc, BCMA_CC_CHIPSTAT);
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cc->capabilities = bcma_cc_read32(cc, BCMA_CC_CAP);
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if (cc->core->id.rev >= 35)
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cc->capabilities_ext = bcma_cc_read32(cc, BCMA_CC_CAP_EXT);
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if (cc->core->id.rev >= 20) {
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bcma_cc_write32(cc, BCMA_CC_GPIOPULLUP, 0);
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bcma_cc_write32(cc, BCMA_CC_GPIOPULLDOWN, 0);
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}
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if (cc->capabilities & BCMA_CC_CAP_PMU)
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bcma_pmu_init(cc);
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if (cc->capabilities & BCMA_CC_CAP_PCTL)
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pr_err("Power control not implemented!\n");
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if (cc->core->id.rev >= 16) {
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if (cc->core->bus->sprom.leddc_on_time &&
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cc->core->bus->sprom.leddc_off_time) {
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leddc_on = cc->core->bus->sprom.leddc_on_time;
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leddc_off = cc->core->bus->sprom.leddc_off_time;
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}
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bcma_cc_write32(cc, BCMA_CC_GPIOTIMER,
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((leddc_on << BCMA_CC_GPIOTIMER_ONTIME_SHIFT) |
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(leddc_off << BCMA_CC_GPIOTIMER_OFFTIME_SHIFT)));
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}
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}
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/* Set chip watchdog reset timer to fire in 'ticks' backplane cycles */
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void bcma_chipco_watchdog_timer_set(struct bcma_drv_cc *cc, u32 ticks)
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{
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/* instant NMI */
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bcma_cc_write32(cc, BCMA_CC_WATCHDOG, ticks);
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}
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void bcma_chipco_irq_mask(struct bcma_drv_cc *cc, u32 mask, u32 value)
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{
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bcma_cc_write32_masked(cc, BCMA_CC_IRQMASK, mask, value);
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}
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u32 bcma_chipco_irq_status(struct bcma_drv_cc *cc, u32 mask)
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{
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return bcma_cc_read32(cc, BCMA_CC_IRQSTAT) & mask;
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}
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u32 bcma_chipco_gpio_in(struct bcma_drv_cc *cc, u32 mask)
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{
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return bcma_cc_read32(cc, BCMA_CC_GPIOIN) & mask;
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}
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u32 bcma_chipco_gpio_out(struct bcma_drv_cc *cc, u32 mask, u32 value)
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{
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return bcma_cc_write32_masked(cc, BCMA_CC_GPIOOUT, mask, value);
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}
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u32 bcma_chipco_gpio_outen(struct bcma_drv_cc *cc, u32 mask, u32 value)
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{
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return bcma_cc_write32_masked(cc, BCMA_CC_GPIOOUTEN, mask, value);
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}
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u32 bcma_chipco_gpio_control(struct bcma_drv_cc *cc, u32 mask, u32 value)
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{
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return bcma_cc_write32_masked(cc, BCMA_CC_GPIOCTL, mask, value);
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}
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EXPORT_SYMBOL_GPL(bcma_chipco_gpio_control);
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u32 bcma_chipco_gpio_intmask(struct bcma_drv_cc *cc, u32 mask, u32 value)
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{
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return bcma_cc_write32_masked(cc, BCMA_CC_GPIOIRQ, mask, value);
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}
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u32 bcma_chipco_gpio_polarity(struct bcma_drv_cc *cc, u32 mask, u32 value)
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{
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return bcma_cc_write32_masked(cc, BCMA_CC_GPIOPOL, mask, value);
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}
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