linux-kernel - [PATCH v3 2/2] mmc: sdhci-of-arasan: add support on Axiado AX3000 SoC

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Message-Id: <20260206-axiado-ax3000-add-emmc-host-driver-support-v3-2-ef83b09325be@axiado.com>
Date: Fri, 06 Feb 2026 16:23:08 +0800
From: Tzu-Hao Wei <twei@...ado.com>
To: SriNavmani A <srinavmani@...ado.com>, 
 Prasad Bolisetty <pbolisetty@...ado.com>, Vinod Koul <vkoul@...nel.org>, 
 Neil Armstrong <neil.armstrong@...aro.org>, Rob Herring <robh@...nel.org>, 
 Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, Ulf Hansson <ulf.hansson@...aro.org>, 
 Adrian Hunter <adrian.hunter@...el.com>, 
 Michal Simek <michal.simek@....com>
Cc: linux-phy@...ts.infradead.org, devicetree@...r.kernel.org, 
 linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org, 
 linux-mmc@...r.kernel.org, openbmc@...ts.ozlabs.org, 
 Tzu-Hao Wei <twei@...ado.com>
Subject: [PATCH v3 2/2] mmc: sdhci-of-arasan: add support on Axiado AX3000
 SoC

From: SriNavmani A <srinavmani@...ado.com>

Axiado AX3000 SoC eMMC controller is based on Arasan eMMC 5.1 host
controller IP.

Signed-off-by: SriNavmani A <srinavmani@...ado.com>
Signed-off-by: Tzu-Hao Wei <twei@...ado.com>
---
 drivers/mmc/host/sdhci-of-arasan.c | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/drivers/mmc/host/sdhci-of-arasan.c b/drivers/mmc/host/sdhci-of-arasan.c
index ab7f0ffe7b4f007a58eb0a26868b08b0b02b40f3..caf97238a58b487312d6cc2b7a868913ace60f22 100644
--- a/drivers/mmc/host/sdhci-of-arasan.c
+++ b/drivers/mmc/host/sdhci-of-arasan.c
@@ -1512,6 +1512,17 @@ static struct sdhci_arasan_of_data intel_keembay_sdio_data = {
 	.clk_ops = &arasan_clk_ops,
 };
 
+static const struct sdhci_pltfm_data sdhci_arasan_axiado_pdata = {
+	.ops = &sdhci_arasan_ops,
+	.quirks = SDHCI_QUIRK_CAP_CLOCK_BASE_BROKEN |
+			SDHCI_QUIRK_BROKEN_CQE,
+};
+
+static struct sdhci_arasan_of_data sdhci_arasan_axiado_data = {
+	.pdata = &sdhci_arasan_axiado_pdata,
+	.clk_ops = &arasan_clk_ops,
+};
+
 static const struct of_device_id sdhci_arasan_of_match[] = {
 	/* SoC-specific compatible strings w/ soc_ctl_map */
 	{
@@ -1538,6 +1549,10 @@ static const struct of_device_id sdhci_arasan_of_match[] = {
 		.compatible = "intel,keembay-sdhci-5.1-sdio",
 		.data = &intel_keembay_sdio_data,
 	},
+	{
+		.compatible = "axiado,ax3000-sdhci-5.1-emmc",
+		.data = &sdhci_arasan_axiado_data,
+	},
 	/* Generic compatible below here */
 	{
 		.compatible = "arasan,sdhci-8.9a",

-- 
2.34.1