linux-kernel - [PATCH 09/10] mmc: sdhci: iproc: Use SDHCI_QUIRK2_SET_BUS

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Date:   Fri,  6 Mar 2020 11:38:54 +0100
From:   Nicolas Saenz Julienne <nsaenzjulienne@...e.de>
To:     devicetree@...r.kernel.org, bcm-kernel-feedback-list@...adcom.com,
        linux-rpi-kernel@...ts.infradead.org,
        linux-arm-kernel@...ts.infradead.org, linux-mmc@...r.kernel.org,
        Adrian Hunter <adrian.hunter@...el.com>,
        Ray Jui <rjui@...adcom.com>,
        Scott Branden <sbranden@...adcom.com>
Cc:     ulf.hansson@...aro.org, f.fainelli@...il.com, phil@...pberrypi.org,
        Nicolas Saenz Julienne <nsaenzjulienne@...e.de>,
        linux-kernel@...r.kernel.org
Subject: [PATCH 09/10] mmc: sdhci: iproc: Use SDHCI_QUIRK2_SET_BUS_VOLTAGE on bcm2711

Although vmmc is provided by a regulator, bcm2711's sdhci-iproc needs
its bus voltage register to be set to a non-zero value. Failure to do so
turns the core off.

Signed-off-by: Nicolas Saenz Julienne <nsaenzjulienne@...e.de>
---
 drivers/mmc/host/sdhci-iproc.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/mmc/host/sdhci-iproc.c b/drivers/mmc/host/sdhci-iproc.c
index f4f5f0a70cda..e2fab52d6721 100644
--- a/drivers/mmc/host/sdhci-iproc.c
+++ b/drivers/mmc/host/sdhci-iproc.c
@@ -263,6 +263,7 @@ static const struct sdhci_iproc_data bcm2835_data = {
 
 static const struct sdhci_pltfm_data sdhci_bcm2711_pltfm_data = {
 	.quirks = SDHCI_QUIRK_MULTIBLOCK_READ_ACMD12,
+	.quirks2 = SDHCI_QUIRK2_SET_BUS_VOLTAGE,
 	.ops = &sdhci_iproc_32only_ops,
 };
 
-- 
2.25.1