Merge "mmc: sdhci-msm: Reset SDIO cards during probe by toggling wlan_en pin" (e3194154) · Commits · e / devices / android_kernel_fairphone_FP5

drivers/mmc/host/sdhci-msm.c

+8 −0

Original line number	Diff line number	Diff line
		@@ -20,6 +20,7 @@
		#include <linux/interrupt.h>
		#include <linux/of.h>
		#include <linux/reset.h>
		#include <linux/pinctrl/consumer.h>

		#include "sdhci-pltfm.h"
		#include "cqhci.h"
		@@ -4379,6 +4380,13 @@ static int sdhci_msm_probe(struct platform_device *pdev)
		}
		}

		/* Toggle wlan_en pin to reset SDIO card to correct state */
		if (host->mmc->pm_caps & MMC_PM_KEEP_POWER) {
		pinctrl_pm_select_sleep_state(&pdev->dev);
		mdelay(1);
		pinctrl_pm_select_default_state(&pdev->dev);
		}

		/* Reset the vendor spec register to power on reset state */
		writel_relaxed(CORE_VENDOR_SPEC_POR_VAL,
		host->ioaddr + msm_offset->core_vendor_spec);