[PATCH v2 4/4] arm64: dts: mediatek: mt8195: add UFSHCI node

Macpaul Lin
2025-07-22T09:01:52Z

From: Rice Lee <ot_riceyj.lee@mediatek.com>

Add a UFS host controller interface (UFSHCI) node to mt8195.dtsi.
Introduce the 'mediatek,ufs-disable-mcq' property to allow disabling
Multiple Circular Queue (MCQ) support.

Signed-off-by: Rice Lee <ot_riceyj.lee@mediatek.com>
Signed-off-by: Eric Lin <ht.lin@mediatek.com>
Signed-off-by: Macpaul Lin <macpaul.lin@mediatek.com>
---
arch/arm64/boot/dts/mediatek/mt8195.dtsi | 25 ++++++++++++++++++++++++
1 file changed, 25 insertions(+)

Changes for v2:
- No change.

diff --git a/arch/arm64/boot/dts/mediatek/mt8195.dtsi b/arch/arm64/boot/dts/mediatek/mt8195.dtsi
index dd065b1bf94a..8877953ce292 100644
--- a/arch/arm64/boot/dts/mediatek/mt8195.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8195.dtsi
@@ -1430,6 +1430,31 @@ mmc2: mmc@11250000 {
status = "disabled";
};

+ ufshci: ufshci@11270000 {
+ compatible = "mediatek,mt8195-ufshci";
+ reg = <0 0x11270000 0 0x2300>;
+ interrupts = <GIC_SPI 137 IRQ_TYPE_LEVEL_HIGH 0>;
+ phys = <&ufsphy>;
+ clocks = <&infracfg_ao CLK_INFRA_AO_AES_UFSFDE>,
+ <&infracfg_ao CLK_INFRA_AO_AES>,
+ <&infracfg_ao CLK_INFRA_AO_UFS_TICK>,
+ <&infracfg_ao CLK_INFRA_AO_UNIPRO_SYS>,
+ <&infracfg_ao CLK_INFRA_AO_UNIPRO_TICK>,
+ <&infracfg_ao CLK_INFRA_AO_UFS_MP_SAP_B>,
+ <&infracfg_ao CLK_INFRA_AO_UFS_TX_SYMBOL>,
+ <&infracfg_ao CLK_INFRA_AO_PERI_UFS_MEM_SUB>;
+ clock-names = "ufs", "ufs_aes", "ufs_tick",
+ "unipro_sysclk", "unipro_tick",
+ "unipro_mp_bclk", "ufs_tx_symbol",
+ "ufs_mem_sub";
+ freq-table-hz = <0 0>, <0 0>, <0 0>,
+ <0 0>, <0 0>, <0 0>,
+ <0 0>, <0 0>;
+
+ mediatek,ufs-disable-mcq;
+ status = "disabled";
+ };
+
lvts_mcu: thermal-sensor@11278000 {
compatible = "mediatek,mt8195-lvts-mcu";
reg = <0 0x11278000 0 0x1000>;
--
2.45.2