diff mbox series

[08/16] arm64: zynqmp: Add 'no-1-8-v' property for ZynqMP Boards

Message ID 8c8be22a6146ff599fe8a459d2b395e1caceb14f.1582028304.git.michal.simek@xilinx.com
State Accepted
Commit 12ffe75819bb18b433642b21bbb5d1be7c0a1142
Headers show
Series xilinx: DT sync up | expand

Commit Message

Michal Simek Feb. 18, 2020, 12:20 p.m. UTC 
From: Manish Narani <manish.narani at xilinx.com>

Modify dts files to add 'no-1-8-v' property for all the ZynqMP boards.
User can remove this property to enable the UHS mode. This is to keep
the same speed (HS) modes across all the stages of the Linux Boot. Due
to power cycling limitation of some of the ZynqMP boards, some SD cards
don't get power cycled and are failing in Linux.

Signed-off-by: Manish Narani <manish.narani at xilinx.com>
Signed-off-by: Michal Simek <michal.simek at xilinx.com>
---

 arch/arm/dts/zynqmp-zc1751-xm015-dc1.dts | 5 ++++-
 arch/arm/dts/zynqmp-zcu102-rev1.0.dts    | 4 ----
 arch/arm/dts/zynqmp-zcu102-revA.dts      | 6 +++++-
 arch/arm/dts/zynqmp-zcu106-revA.dts      | 4 ++++
 arch/arm/dts/zynqmp-zcu111-revA.dts      | 4 ++++
 arch/arm/dts/zynqmp-zcu1285-revA.dts     | 4 ++++
 arch/arm/dts/zynqmp-zcu208-revA.dts      | 4 ++++
 arch/arm/dts/zynqmp-zcu216-revA.dts      | 4 ++++
 8 files changed, 29 insertions(+), 6 deletions(-)
diff mbox series

Patch

diff --git a/arch/arm/dts/zynqmp-zc1751-xm015-dc1.dts b/arch/arm/dts/zynqmp-zc1751-xm015-dc1.dts
index d604cf134252..d8ea5578e779 100644
--- a/arch/arm/dts/zynqmp-zc1751-xm015-dc1.dts
+++ b/arch/arm/dts/zynqmp-zc1751-xm015-dc1.dts
@@ -154,7 +154,10 @@ 
 /* SD1 with level shifter */
 &sdhci1 {
 	status = "okay";
-	no-1-8-v;       /* for 1.0 silicon */
+	/*
+	 * This property should be removed for supporting UHS mode
+	 */
+	no-1-8-v;
 	xlnx,mio_bank = <1>;
 };
 
diff --git a/arch/arm/dts/zynqmp-zcu102-rev1.0.dts b/arch/arm/dts/zynqmp-zcu102-rev1.0.dts
index f39013794fa2..d508f3359943 100644
--- a/arch/arm/dts/zynqmp-zcu102-rev1.0.dts
+++ b/arch/arm/dts/zynqmp-zcu102-rev1.0.dts
@@ -34,7 +34,3 @@ 
 		reg = <0xe0 0x3>;
 	};
 };
-
-&sdhci1 {
-	/delete-property/ no-1-8-v;
-};
diff --git a/arch/arm/dts/zynqmp-zcu102-revA.dts b/arch/arm/dts/zynqmp-zcu102-revA.dts
index 222b67c7ce2f..e63f4b9cd8b0 100644
--- a/arch/arm/dts/zynqmp-zcu102-revA.dts
+++ b/arch/arm/dts/zynqmp-zcu102-revA.dts
@@ -655,7 +655,11 @@ 
 /* SD1 with level shifter */
 &sdhci1 {
 	status = "okay";
-	no-1-8-v;	/* for 1.0 silicon */
+	/*
+	 * 1.0 revision has level shifter and this property should be
+	 * removed for supporting UHS mode
+	 */
+	no-1-8-v;
 	xlnx,mio_bank = <1>;
 };
 
diff --git a/arch/arm/dts/zynqmp-zcu106-revA.dts b/arch/arm/dts/zynqmp-zcu106-revA.dts
index dc533f5f6dd7..a5c4309f2f39 100644
--- a/arch/arm/dts/zynqmp-zcu106-revA.dts
+++ b/arch/arm/dts/zynqmp-zcu106-revA.dts
@@ -653,6 +653,10 @@ 
 /* SD1 with level shifter */
 &sdhci1 {
 	status = "okay";
+	/*
+	 * This property should be removed for supporting UHS mode
+	 */
+	no-1-8-v;
 	xlnx,mio_bank = <1>;
 };
 
diff --git a/arch/arm/dts/zynqmp-zcu111-revA.dts b/arch/arm/dts/zynqmp-zcu111-revA.dts
index 1304c509ac2a..755c30e9ff67 100644
--- a/arch/arm/dts/zynqmp-zcu111-revA.dts
+++ b/arch/arm/dts/zynqmp-zcu111-revA.dts
@@ -567,6 +567,10 @@ 
 &sdhci1 {
 	status = "okay";
 	disable-wp;
+	/*
+	 * This property should be removed for supporting UHS mode
+	 */
+	no-1-8-v;
 	xlnx,mio_bank = <1>;
 };
 
diff --git a/arch/arm/dts/zynqmp-zcu1285-revA.dts b/arch/arm/dts/zynqmp-zcu1285-revA.dts
index 8a4d5b9fed19..d8b9cb1a9e13 100644
--- a/arch/arm/dts/zynqmp-zcu1285-revA.dts
+++ b/arch/arm/dts/zynqmp-zcu1285-revA.dts
@@ -241,5 +241,9 @@ 
 
 &sdhci1 {
 	status = "okay";
+	/*
+	 * This property should be removed for supporting UHS mode
+	 */
+	no-1-8-v;
 	xlnx,mio_bank = <1>;
 };
diff --git a/arch/arm/dts/zynqmp-zcu208-revA.dts b/arch/arm/dts/zynqmp-zcu208-revA.dts
index 7395f23b6757..75ecd7a5c203 100644
--- a/arch/arm/dts/zynqmp-zcu208-revA.dts
+++ b/arch/arm/dts/zynqmp-zcu208-revA.dts
@@ -563,6 +563,10 @@ 
 &sdhci1 {
 	status = "okay";
 	disable-wp;
+	/*
+	 * This property should be removed for supporting UHS mode
+	 */
+	no-1-8-v;
 	xlnx,mio_bank = <1>;
 };
 
diff --git a/arch/arm/dts/zynqmp-zcu216-revA.dts b/arch/arm/dts/zynqmp-zcu216-revA.dts
index f08bbe36c2a5..f3b5edfeb423 100644
--- a/arch/arm/dts/zynqmp-zcu216-revA.dts
+++ b/arch/arm/dts/zynqmp-zcu216-revA.dts
@@ -567,6 +567,10 @@ 
 &sdhci1 {
 	status = "okay";
 	disable-wp;
+	/*
+	 * This property should be removed for supporting UHS mode
+	 */
+	no-1-8-v;
 	xlnx,mio_bank = <1>;
 };