diff options
| author | Kevin Liu <kliu5@marvell.com> | 2013-03-25 17:42:58 +0800 |
|---|---|---|
| committer | Chris Ball <cjb@laptop.org> | 2013-04-04 09:59:12 -0400 |
| commit | 943647f6fe3aa7217d13cacac830c88455a88326 (patch) | |
| tree | 40f16214e8f69e4470b60a577bda182a44607649 /drivers/mmc | |
| parent | c844a46f135e493ffda0bd770e16f6c3dd6c7eb7 (diff) | |
mmc: sdhci-pxav3: enhance device tree parser code
1. seperate device tree parsing from platform data handling which
can make further work easy when platform data can be removed.
2. add calling mmc_of_parse which can parse more of property and
pxav3_get_mmc_pdata can be shrinked a lot.
Signed-off-by: Kevin Liu <kliu5@marvell.com>
Acked-by: Haojian Zhuang <haojian.zhuang@gmail.com>
Signed-off-by: Chris Ball <cjb@laptop.org>
Diffstat (limited to 'drivers/mmc')
| -rw-r--r-- | drivers/mmc/host/sdhci-pxav3.c | 24 |
1 files changed, 5 insertions, 19 deletions
diff --git a/drivers/mmc/host/sdhci-pxav3.c b/drivers/mmc/host/sdhci-pxav3.c index 56d6a2e3194f..fb0d23c148ef 100644 --- a/drivers/mmc/host/sdhci-pxav3.c +++ b/drivers/mmc/host/sdhci-pxav3.c @@ -195,29 +195,16 @@ static struct sdhci_pxa_platdata *pxav3_get_mmc_pdata(struct device *dev) { struct sdhci_pxa_platdata *pdata; struct device_node *np = dev->of_node; - u32 bus_width; u32 clk_delay_cycles; - enum of_gpio_flags gpio_flags; pdata = devm_kzalloc(dev, sizeof(*pdata), GFP_KERNEL); if (!pdata) return NULL; - if (of_find_property(np, "non-removable", NULL)) - pdata->flags |= PXA_FLAG_CARD_PERMANENT; - - of_property_read_u32(np, "bus-width", &bus_width); - if (bus_width == 8) - pdata->flags |= PXA_FLAG_SD_8_BIT_CAPABLE_SLOT; - of_property_read_u32(np, "mrvl,clk-delay-cycles", &clk_delay_cycles); if (clk_delay_cycles > 0) pdata->clk_delay_cycles = clk_delay_cycles; - pdata->ext_cd_gpio = of_get_named_gpio_flags(np, "cd-gpios", 0, &gpio_flags); - if (gpio_flags != OF_GPIO_ACTIVE_LOW) - pdata->host_caps2 |= MMC_CAP2_CD_ACTIVE_HIGH; - return pdata; } #else @@ -264,10 +251,11 @@ static int sdhci_pxav3_probe(struct platform_device *pdev) host->mmc->caps |= MMC_CAP_1_8V_DDR; match = of_match_device(of_match_ptr(sdhci_pxav3_of_match), &pdev->dev); - if (match) + if (match) { + mmc_of_parse(host->mmc); + sdhci_get_of_property(pdev); pdata = pxav3_get_mmc_pdata(dev); - - if (pdata) { + } else if (pdata) { /* on-chip device */ if (pdata->flags & PXA_FLAG_CARD_PERMANENT) host->mmc->caps |= MMC_CAP_NONREMOVABLE; @@ -297,8 +285,6 @@ static int sdhci_pxav3_probe(struct platform_device *pdev) } } - sdhci_get_of_property(pdev); - pm_runtime_set_active(&pdev->dev); pm_runtime_enable(&pdev->dev); pm_runtime_set_autosuspend_delay(&pdev->dev, PXAV3_RPM_DELAY_MS); @@ -316,7 +302,7 @@ static int sdhci_pxav3_probe(struct platform_device *pdev) platform_set_drvdata(pdev, host); - if (pdata->pm_caps & MMC_PM_KEEP_POWER) { + if (host->mmc->pm_caps & MMC_PM_KEEP_POWER) { device_init_wakeup(&pdev->dev, 1); host->mmc->pm_flags |= MMC_PM_WAKE_SDIO_IRQ; } else { |