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Merge branch 'devel' of master.kernel.org:/home/rmk/linux-2.6-arm

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* 'devel' of master.kernel.org:/home/rmk/linux-2.6-arm: (224 commits)
  ARM: remove 'select GENERIC_TIME'
  ARM: 6136/1: ARCH_REQUIRE_GPIOLIB selects GENERIC_GPIO
  ARM: 6074/1: oprofile: convert from sysdev to platform device
  ARM: 6073/1: oprofile: remove old files and update KConfig
  ARM: 6072/1: oprofile: use perf-events framework as backend
  ARM: 6071/1: perf-events: allow modules to query the number of hardware counters
  ARM: 6070/1: perf-events: add support for xscale PMUs
  ARM: 6069/1: perf-events: use numeric ID to identify PMU
  ARM: 6064/1: pmu: register IRQs at runtime
  ARM: Optionally allow ARMv6 to use 'normal, bufferable' memory for DMA
  ARM: 6134/1: Handle instruction cache maintenance fault properly
  ARM: nwfpe: allow debugging output to be configured at runtime
  ARM: rename mach_cpu_disable() to platform_cpu_disable()
  ARM: 6132/1: PL330: Add common core driver
  ARM: 6094/1: Extend cache-l2x0 to support the 16-way PL310
  ARM: Move memory mapping into mmu.c
  ARM: Ensure meminfo is sorted prior to sanity_check_meminfo
  ARM: Remove useless linux/bootmem.h includes
  ARM: convert /proc/cpu/aligment to seq_file
  arm: use asm-generic/scatterlist.h
  ...
This commit is contained in:
Linus Torvalds 2010-05-19 11:37:22 -07:00
commit 1d3c6ff44a
447 changed files with 28153 additions and 8768 deletions
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19
drivers/mmc/host/mmci.c
View file

@ -55,14 +55,16 @@ static void mmci_set_clkreg(struct mmci_host *host, unsigned int desired)
host->cclk = host->mclk / (2 * (clk + 1));
}
if (host->hw_designer == AMBA_VENDOR_ST)
clk |= MCI_FCEN; /* Bug fix in ST IP block */
clk |= MCI_ST_FCEN; /* Bug fix in ST IP block */
clk |= MCI_CLK_ENABLE;
/* This hasn't proven to be worthwhile */
/* clk |= MCI_CLK_PWRSAVE; */
}
if (host->mmc->ios.bus_width == MMC_BUS_WIDTH_4)
clk |= MCI_WIDE_BUS;
clk |= MCI_4BIT_BUS;
if (host->mmc->ios.bus_width == MMC_BUS_WIDTH_8)
clk |= MCI_ST_8BIT_BUS;
writel(clk, host->base + MMCICLOCK);
}
@ -629,7 +631,18 @@ static int __devinit mmci_probe(struct amba_device *dev, struct amba_id *id)
mmc->ops = &mmci_ops;
mmc->f_min = (host->mclk + 511) / 512;
mmc->f_max = min(host->mclk, fmax);
/*
* If the platform data supplies a maximum operating
* frequency, this takes precedence. Else, we fall back
* to using the module parameter, which has a (low)
* default value in case it is not specified. Either
* value must not exceed the clock rate into the block,
* of course.
*/
if (plat->f_max)
mmc->f_max = min(host->mclk, plat->f_max);
else
mmc->f_max = min(host->mclk, fmax);
dev_dbg(mmc_dev(mmc), "clocking block at %u Hz\n", mmc->f_max);
#ifdef CONFIG_REGULATOR

6
drivers/mmc/host/mmci.h
View file

@ -25,9 +25,11 @@
#define MCI_CLK_ENABLE (1 << 8)
#define MCI_CLK_PWRSAVE (1 << 9)
#define MCI_CLK_BYPASS (1 << 10)
#define MCI_WIDE_BUS (1 << 11)
#define MCI_4BIT_BUS (1 << 11)
/* 8bit wide buses supported in ST Micro versions */
#define MCI_ST_8BIT_BUS (1 << 12)
/* HW flow control on the ST Micro version */
#define MCI_FCEN (1 << 13)
#define MCI_ST_FCEN (1 << 13)
#define MMCIARGUMENT 0x008
#define MMCICOMMAND 0x00c

2
drivers/mmc/host/pxamci.c
View file

@ -544,7 +544,7 @@ static irqreturn_t pxamci_detect_irq(int irq, void *devid)
{
struct pxamci_host *host = mmc_priv(devid);
mmc_detect_change(devid, host->pdata->detect_delay);
mmc_detect_change(devid, msecs_to_jiffies(host->pdata->detect_delay_ms));
return IRQ_HANDLED;
}