[PATCH v2 22/33] arm64: zynqmp: Add note about UHS mode on some boards

From: Michal Simek <michal.simek@xilinx.com>
To: linux-kernel@vger.kernel.org, monstr@monstr.eu,
	michal.simek@xilinx.com, git@xilinx.com,
	Viresh Kumar <viresh.kumar@linaro.org>
Cc: Krzysztof Kozlowski <krzk@kernel.org>,
	Laurent Pinchart <laurent.pinchart@ideasonboard.com>,
	Quanyang Wang <quanyang.wang@windriver.com>,
	Rob Herring <robh+dt@kernel.org>,
	devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org
Subject: [PATCH v2 22/33] arm64: zynqmp: Add note about UHS mode on some boards
Date: Mon, 14 Jun 2021 17:25:30 +0200	[thread overview]
Message-ID: <462b95844e7aedb00768035913265d7af90c3b2f.1623684253.git.michal.simek@xilinx.com> (raw)
In-Reply-To: <cover.1623684253.git.michal.simek@xilinx.com>

Add note about UHS mode and add no-1-8-v property to zc1751-dc1 board.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
---

Changes in v2: None

 arch/arm64/boot/dts/xilinx/zynqmp-zc1751-xm015-dc1.dts | 4 ++++
 arch/arm64/boot/dts/xilinx/zynqmp-zcu102-revA.dts      | 4 ++++
 arch/arm64/boot/dts/xilinx/zynqmp-zcu106-revA.dts      | 3 +++
 arch/arm64/boot/dts/xilinx/zynqmp-zcu111-revA.dts      | 5 ++++-
 4 files changed, 15 insertions(+), 1 deletion(-)

diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-zc1751-xm015-dc1.dts b/arch/arm64/boot/dts/xilinx/zynqmp-zc1751-xm015-dc1.dts
index 460aba6e7990..cd406947ec34 100644
--- a/arch/arm64/boot/dts/xilinx/zynqmp-zc1751-xm015-dc1.dts
+++ b/arch/arm64/boot/dts/xilinx/zynqmp-zc1751-xm015-dc1.dts
@@ -370,6 +370,10 @@ &sdhci0 {
 /* SD1 with level shifter */
 &sdhci1 {
 	status = "okay";
+	/*
+	 * This property should be removed for supporting UHS mode
+	 */
+	no-1-8-v;
 	pinctrl-names = "default";
 	pinctrl-0 = <&pinctrl_sdhci1_default>;
 	xlnx,mio-bank = <1>;
diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-zcu102-revA.dts b/arch/arm64/boot/dts/xilinx/zynqmp-zcu102-revA.dts
index 5ddcfdf48626..3cbc51b4587d 100644
--- a/arch/arm64/boot/dts/xilinx/zynqmp-zcu102-revA.dts
+++ b/arch/arm64/boot/dts/xilinx/zynqmp-zcu102-revA.dts
@@ -956,6 +956,10 @@ &sata {
 /* SD1 with level shifter */
 &sdhci1 {
 	status = "okay";
+	/*
+	 * 1.0 revision has level shifter and this property should be
+	 * removed for supporting UHS mode
+	 */
 	no-1-8-v;
 	pinctrl-names = "default";
 	pinctrl-0 = <&pinctrl_sdhci1_default>;
diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-zcu106-revA.dts b/arch/arm64/boot/dts/xilinx/zynqmp-zcu106-revA.dts
index 4a0f3370bf7f..2c1c4d96fb21 100644
--- a/arch/arm64/boot/dts/xilinx/zynqmp-zcu106-revA.dts
+++ b/arch/arm64/boot/dts/xilinx/zynqmp-zcu106-revA.dts
@@ -951,6 +951,9 @@ &sata {
 /* SD1 with level shifter */
 &sdhci1 {
 	status = "okay";
+	/*
+	 * This property should be removed for supporting UHS mode
+	 */
 	no-1-8-v;
 	pinctrl-names = "default";
 	pinctrl-0 = <&pinctrl_sdhci1_default>;
diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-zcu111-revA.dts b/arch/arm64/boot/dts/xilinx/zynqmp-zcu111-revA.dts
index 85e9d0e2f9bd..c9d41d16c3f0 100644
--- a/arch/arm64/boot/dts/xilinx/zynqmp-zcu111-revA.dts
+++ b/arch/arm64/boot/dts/xilinx/zynqmp-zcu111-revA.dts
@@ -796,8 +796,11 @@ &sdhci1 {
 	status = "okay";
 	pinctrl-names = "default";
 	pinctrl-0 = <&pinctrl_sdhci1_default>;
-	no-1-8-v;
 	disable-wp;
+	/*
+	 * This property should be removed for supporting UHS mode
+	 */
+	no-1-8-v;
 	xlnx,mio-bank = <1>;
 };
 
-- 
2.32.0

