[PATCH 5/6] mmc: sdhci-omap: Allow SDIO card power off and enable aggressive PM

Tony Lindgren
2021-10-15T10:47:43Z

Allow powering off SDIO cards and enable runtime PM for eMMC/SD card
devices. Without this, SDIO WLAN devices will not idle.

Signed-off-by: Tony Lindgren <tony@atomide.com>
---
drivers/mmc/host/sdhci-omap.c | 3 +++
1 file changed, 3 insertions(+)

diff --git a/drivers/mmc/host/sdhci-omap.c b/drivers/mmc/host/sdhci-omap.c
--- a/drivers/mmc/host/sdhci-omap.c
+++ b/drivers/mmc/host/sdhci-omap.c
@@ -1343,6 +1343,9 @@ static int sdhci_omap_probe(struct platform_device *pdev)
/* R1B responses is required to properly manage HW busy detection. */
mmc->caps |= MMC_CAP_NEED_RSP_BUSY;

+ /* Allow card power off and runtime PM for eMMC/SD card devices */
+ mmc->caps |= MMC_CAP_POWER_OFF_CARD | MMC_CAP_AGGRESSIVE_PM;
+
ret = sdhci_setup_host(host);
if (ret)
goto err_rpm_put;
--
2.33.0