From 6bc8fe8a9f711923253115d2a23b81370ef3e33a Mon Sep 17 00:00:00 2001
From: Emmanuel Vadot <manu@FreeBSD.org>
Date: Wed, 26 May 2021 13:13:33 +0200
Subject: [PATCH] arm: allwinner: Add mmc_pwrseq support

If a pwrseq is found, set power accordingly.

Sponsored by:	Diablotin Systems
---
 sys/arm/allwinner/aw_mmc.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/sys/arm/allwinner/aw_mmc.c b/sys/arm/allwinner/aw_mmc.c
index 0b3f19aea55..9f215399e62 100644
--- a/sys/arm/allwinner/aw_mmc.c
+++ b/sys/arm/allwinner/aw_mmc.c
@@ -71,6 +71,8 @@ __FBSDID("$FreeBSD$");
 #include "mmc_sim_if.h"
 #endif
 
+#include "mmc_pwrseq_if.h"
+
 #define	AW_MMC_MEMRES		0
 #define	AW_MMC_IRQRES		1
 #define	AW_MMC_RESSZ		2
@@ -1323,6 +1325,9 @@ aw_mmc_update_ios(device_t bus, device_t child)
 				regulator_disable(sc->mmc_helper.vqmmc_supply);
 		}
 
+		if (sc->mmc_helper.mmc_pwrseq)
+			MMC_PWRSEQ_SET_POWER(sc->mmc_helper.mmc_pwrseq, false);
+
 		aw_mmc_reset(sc);
 		break;
 	case power_up:
@@ -1339,6 +1344,9 @@ aw_mmc_update_ios(device_t bus, device_t child)
 			if (rv == 0 && reg_status != REGULATOR_STATUS_ENABLED)
 				regulator_enable(sc->mmc_helper.vqmmc_supply);
 		}
+
+		if (sc->mmc_helper.mmc_pwrseq)
+			MMC_PWRSEQ_SET_POWER(sc->mmc_helper.mmc_pwrseq, true);
 		aw_mmc_init(sc);
 		break;
 	};