[PATCH 1/2] davinci: MMC: Add a function to control reset ... - Linux

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[PATCH 1/2] davinci: MMC: Add a function to control reset state of the controller − temp &= ~(MMCCTL_CMDRST | MMCCTL_DATRST); − udelay(10); writel(temp, host−>base + DAVINCI_MMCCTL); + udelay(10); +} + +static void +davinci_abort_data(struct mmc_davinci_host *host, struct mmc_data *data) +{ + mmc_davinci_reset_ctrl(host, 1); + mmc_davinci_reset_ctrl(host, 0); } static irqreturn_t mmc_davinci_irq(int irq, void *dev_id) @@ −1125,15 +1132,8 @@ static inline void mmc_davinci_cpufreq_deregister(struct mmc_davinci_host *host) #endif static void __init init_mmcsd_host(struct mmc_davinci_host *host) { − /* DAT line portion is diabled and in reset state */ − writel(readl(host−>base + DAVINCI_MMCCTL) | MMCCTL_DATRST, − host−>base + DAVINCI_MMCCTL); − − /* CMD line portion is diabled and in reset state */ − writel(readl(host−>base + DAVINCI_MMCCTL) | MMCCTL_CMDRST, − host−>base + DAVINCI_MMCCTL); − udelay(10); + mmc_davinci_reset_ctrl(host, 1); writel(0, host−>base + DAVINCI_MMCCLK); writel(MMCCLK_CLKEN, host−>base + DAVINCI_MMCCLK); @@ −1141,12 +1141,7 @@ static void __init init_mmcsd_host(struct mmc_davinci_host *host) writel(0x1FFF, host−>base + DAVINCI_MMCTOR); writel(0xFFFF, host−>base + DAVINCI_MMCTOD); − writel(readl(host−>base + DAVINCI_MMCCTL) & ~MMCCTL_DATRST, − host−>base + DAVINCI_MMCCTL); − writel(readl(host−>base + DAVINCI_MMCCTL) & ~MMCCTL_CMDRST, − host−>base + DAVINCI_MMCCTL); − − udelay(10); + mmc_davinci_reset_ctrl(host, 0); } static int __init davinci_mmcsd_probe(struct platform_device *pdev) −− 1.7.0.2 −− To unsubscribe from this list: send the line "unsubscribe linux−kernel" in [PATCH 1/2] davinci: MMC: Add a function to control reset state of the controller 2
[PATCH 1/2] davinci: MMC: Add a function to control reset state of the controller the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo−info.html Please read the FAQ at http://www.tux.org/lkml/ [PATCH 1/2] davinci: MMC: Add a function to control reset state of the controller 3
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[PATCH 1/2] davinci: MMC: Add a function to control reset ... - Linux

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