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Subject[PATCH v2] arm64: dts: qcom: qcs6490-rb3gen2: Enable UFS
The rb3gen2 has UFS memory, adjust the necessary supply voltage and add
the controller and phy nodes to enable this.

Signed-off-by: Bjorn Andersson <quic_bjorande@quicinc.com>
---
Changes in v2:
- Added missing regulator-allow-set-load and regulator-allowed-modes
- Dropped max-voltage for vreg_l9b_1p2 to it's expected value
- Link to v1: https://lore.kernel.org/r/20240326-rb3gen2-ufs-v1-1-8c5c2dae1e64@quicinc.com
---
arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts | 28 +++++++++++++++++++++++++---
1 file changed, 25 insertions(+), 3 deletions(-)

diff --git a/arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts b/arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts
index 63ebe0774f1d..79d7c8932bff 100644
--- a/arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts
+++ b/arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts
@@ -221,8 +221,8 @@ vreg_l6b_1p2: ldo6 {

vreg_l7b_2p952: ldo7 {
regulator-name = "vreg_l7b_2p952";
- regulator-min-microvolt = <2400000>;
- regulator-max-microvolt = <3544000>;
+ regulator-min-microvolt = <2952000>;
+ regulator-max-microvolt = <2952000>;
regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
};

@@ -236,8 +236,11 @@ vreg_l8b_0p904: ldo8 {
vreg_l9b_1p2: ldo9 {
regulator-name = "vreg_l9b_1p2";
regulator-min-microvolt = <1200000>;
- regulator-max-microvolt = <1304000>;
+ regulator-max-microvolt = <1200000>;
regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
+ regulator-allow-set-load;
+ regulator-allowed-modes = <RPMH_REGULATOR_MODE_LPM
+ RPMH_REGULATOR_MODE_HPM>;
};

vreg_l11b_1p504: ldo11 {
@@ -508,6 +511,25 @@ &usb_1_qmpphy {
status = "okay";
};

+&ufs_mem_hc {
+ reset-gpios = <&tlmm 175 GPIO_ACTIVE_LOW>;
+ vcc-supply = <&vreg_l7b_2p952>;
+ vcc-max-microamp = <800000>;
+ vccq-supply = <&vreg_l9b_1p2>;
+ vccq-max-microamp = <900000>;
+ vccq2-supply = <&vreg_l9b_1p2>;
+ vccq2-max-microamp = <900000>;
+
+ status = "okay";
+};
+
+&ufs_mem_phy {
+ vdda-phy-supply = <&vreg_l10c_0p88>;
+ vdda-pll-supply = <&vreg_l6b_1p2>;
+
+ status = "okay";
+};
+
&wifi {
memory-region = <&wlan_fw_mem>;
};
---
base-commit: 084c8e315db34b59d38d06e684b1a0dd07d30287
change-id: 20240326-rb3gen2-ufs-7ddb07157556
Best regards,
--
Bjorn Andersson <quic_bjorande@quicinc.com>


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