diff --git a/drivers/mmc/host/sdhci-omap.c b/drivers/mmc/host/sdhci-omap.c index 8a669f57f14b3..53c362bb28661 100644 --- a/drivers/mmc/host/sdhci-omap.c +++ b/drivers/mmc/host/sdhci-omap.c @@ -62,6 +62,8 @@ #define SDHCI_OMAP_IE 0x234 #define INT_CC_EN BIT(0) +#define SDHCI_OMAP_ISE 0x238 + #define SDHCI_OMAP_AC12 0x23c #define AC12_V1V8_SIGEN BIT(19) #define AC12_SCLK_SEL BIT(23) @@ -113,6 +115,8 @@ struct sdhci_omap_host { u32 hctl; u32 sysctl; u32 capa; + u32 ie; + u32 ise; }; static void sdhci_omap_start_clock(struct sdhci_omap_host *omap_host); @@ -1246,14 +1250,23 @@ static void sdhci_omap_context_save(struct sdhci_omap_host *omap_host) { omap_host->con = sdhci_omap_readl(omap_host, SDHCI_OMAP_CON); omap_host->hctl = sdhci_omap_readl(omap_host, SDHCI_OMAP_HCTL); + omap_host->sysctl = sdhci_omap_readl(omap_host, SDHCI_OMAP_SYSCTL); omap_host->capa = sdhci_omap_readl(omap_host, SDHCI_OMAP_CAPA); + omap_host->ie = sdhci_omap_readl(omap_host, SDHCI_OMAP_IE); + omap_host->ise = sdhci_omap_readl(omap_host, SDHCI_OMAP_ISE); } +/* Order matters here, HCTL must be restored in two phases */ static void sdhci_omap_context_restore(struct sdhci_omap_host *omap_host) { - sdhci_omap_writel(omap_host, SDHCI_OMAP_CON, omap_host->con); sdhci_omap_writel(omap_host, SDHCI_OMAP_HCTL, omap_host->hctl); sdhci_omap_writel(omap_host, SDHCI_OMAP_CAPA, omap_host->capa); + sdhci_omap_writel(omap_host, SDHCI_OMAP_HCTL, omap_host->hctl); + + sdhci_omap_writel(omap_host, SDHCI_OMAP_SYSCTL, omap_host->sysctl); + sdhci_omap_writel(omap_host, SDHCI_OMAP_CON, omap_host->con); + sdhci_omap_writel(omap_host, SDHCI_OMAP_IE, omap_host->ie); + sdhci_omap_writel(omap_host, SDHCI_OMAP_ISE, omap_host->ise); } static int __maybe_unused sdhci_omap_suspend(struct device *dev)