From: Anton Vorontsov <avorontsov@xxxxxxxxxxxxx>
eSDHC block in MPC837x SOCs reports inverted write-protect state, soon
sdhci-of driver will look for sdhci,wp-inverted properties to decide
whether apply a specific quirk.
So, document the property and add it to device tree source files.
Signed-off-by: Anton Vorontsov <avorontsov@xxxxxxxxxxxxx>
Cc: Pierre Ossman <pierre@xxxxxxxxx>
Cc: Kumar Gala <galak@xxxxxxxxxxxxxxxxxxx>
Cc: David Vrabel <david.vrabel@xxxxxxx>
Cc: Ben Dooks <ben@xxxxxxxxx>
Cc: Sascha Hauer <s.hauer@xxxxxxxxxxxxxx>
Cc: Benjamin Herrenschmidt <benh@xxxxxxxxxxxxxxxxxxx>
Cc: <linux-mmc@xxxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
Documentation/powerpc/dts-bindings/fsl/esdhc.txt | 2 ++
arch/powerpc/boot/dts/mpc8377_mds.dts | 1 +
arch/powerpc/boot/dts/mpc8377_rdb.dts | 1 +
arch/powerpc/boot/dts/mpc8377_wlan.dts | 1 +
arch/powerpc/boot/dts/mpc8378_mds.dts | 1 +
arch/powerpc/boot/dts/mpc8378_rdb.dts | 1 +
arch/powerpc/boot/dts/mpc8379_mds.dts | 1 +
arch/powerpc/boot/dts/mpc8379_rdb.dts | 1 +
8 files changed, 9 insertions(+)
diff -puN Documentation/powerpc/dts-bindings/fsl/esdhc.txt~powerpc-introduce-and-document-sdhciwp-inverted-property-for-esdhc Documentation/powerpc/dts-bindings/fsl/esdhc.txt
--- a/Documentation/powerpc/dts-bindings/fsl/esdhc.txt~powerpc-introduce-and-document-sdhciwp-inverted-property-for-esdhc
+++ a/Documentation/powerpc/dts-bindings/fsl/esdhc.txt
@@ -10,6 +10,8 @@ Required properties:
- interrupts : should contain eSDHC interrupt.
- interrupt-parent : interrupt source phandle.
- clock-frequency : specifies eSDHC base clock frequency.
+ - sdhci,wp-inverted : (optional) specifies that eSDHC controller
+ reports inverted write-protect state;
- sdhci,1-bit-only : (optional) specifies that a controller can
only handle 1-bit data transfers.
diff -puN arch/powerpc/boot/dts/mpc8377_mds.dts~powerpc-introduce-and-document-sdhciwp-inverted-property-for-esdhc arch/powerpc/boot/dts/mpc8377_mds.dts
--- a/arch/powerpc/boot/dts/mpc8377_mds.dts~powerpc-introduce-and-document-sdhciwp-inverted-property-for-esdhc
+++ a/arch/powerpc/boot/dts/mpc8377_mds.dts
@@ -159,6 +159,7 @@
reg = <0x2e000 0x1000>;
interrupts = <42 0x8>;
interrupt-parent = <&ipic>;
+ sdhci,wp-inverted;
/* Filled in by U-Boot */
clock-frequency = <0>;
};
diff -puN arch/powerpc/boot/dts/mpc8377_rdb.dts~powerpc-introduce-and-document-sdhciwp-inverted-property-for-esdhc arch/powerpc/boot/dts/mpc8377_rdb.dts
--- a/arch/powerpc/boot/dts/mpc8377_rdb.dts~powerpc-introduce-and-document-sdhciwp-inverted-property-for-esdhc
+++ a/arch/powerpc/boot/dts/mpc8377_rdb.dts
@@ -173,6 +173,7 @@
reg = <0x2e000 0x1000>;
interrupts = <42 0x8>;
interrupt-parent = <&ipic>;
+ sdhci,wp-inverted;
/* Filled in by U-Boot */
clock-frequency = <111111111>;
};
diff -puN arch/powerpc/boot/dts/mpc8377_wlan.dts~powerpc-introduce-and-document-sdhciwp-inverted-property-for-esdhc arch/powerpc/boot/dts/mpc8377_wlan.dts
--- a/arch/powerpc/boot/dts/mpc8377_wlan.dts~powerpc-introduce-and-document-sdhciwp-inverted-property-for-esdhc
+++ a/arch/powerpc/boot/dts/mpc8377_wlan.dts
@@ -150,6 +150,7 @@
reg = <0x2e000 0x1000>;
interrupts = <42 0x8>;
interrupt-parent = <&ipic>;
+ sdhci,wp-inverted;
clock-frequency = <133333333>;
};
};
diff -puN arch/powerpc/boot/dts/mpc8378_mds.dts~powerpc-introduce-and-document-sdhciwp-inverted-property-for-esdhc arch/powerpc/boot/dts/mpc8378_mds.dts
--- a/arch/powerpc/boot/dts/mpc8378_mds.dts~powerpc-introduce-and-document-sdhciwp-inverted-property-for-esdhc
+++ a/arch/powerpc/boot/dts/mpc8378_mds.dts
@@ -159,6 +159,7 @@
reg = <0x2e000 0x1000>;
interrupts = <42 0x8>;
interrupt-parent = <&ipic>;
+ sdhci,wp-inverted;
/* Filled in by U-Boot */
clock-frequency = <0>;
};
diff -puN arch/powerpc/boot/dts/mpc8378_rdb.dts~powerpc-introduce-and-document-sdhciwp-inverted-property-for-esdhc arch/powerpc/boot/dts/mpc8378_rdb.dts
--- a/arch/powerpc/boot/dts/mpc8378_rdb.dts~powerpc-introduce-and-document-sdhciwp-inverted-property-for-esdhc
+++ a/arch/powerpc/boot/dts/mpc8378_rdb.dts
@@ -173,6 +173,7 @@
reg = <0x2e000 0x1000>;
interrupts = <42 0x8>;
interrupt-parent = <&ipic>;
+ sdhci,wp-inverted;
/* Filled in by U-Boot */
clock-frequency = <111111111>;
};
diff -puN arch/powerpc/boot/dts/mpc8379_mds.dts~powerpc-introduce-and-document-sdhciwp-inverted-property-for-esdhc arch/powerpc/boot/dts/mpc8379_mds.dts
--- a/arch/powerpc/boot/dts/mpc8379_mds.dts~powerpc-introduce-and-document-sdhciwp-inverted-property-for-esdhc
+++ a/arch/powerpc/boot/dts/mpc8379_mds.dts
@@ -157,6 +157,7 @@
reg = <0x2e000 0x1000>;
interrupts = <42 0x8>;
interrupt-parent = <&ipic>;
+ sdhci,wp-inverted;
/* Filled in by U-Boot */
clock-frequency = <0>;
};
diff -puN arch/powerpc/boot/dts/mpc8379_rdb.dts~powerpc-introduce-and-document-sdhciwp-inverted-property-for-esdhc arch/powerpc/boot/dts/mpc8379_rdb.dts
--- a/arch/powerpc/boot/dts/mpc8379_rdb.dts~powerpc-introduce-and-document-sdhciwp-inverted-property-for-esdhc
+++ a/arch/powerpc/boot/dts/mpc8379_rdb.dts
@@ -171,6 +171,7 @@
reg = <0x2e000 0x1000>;
interrupts = <42 0x8>;
interrupt-parent = <&ipic>;
+ sdhci,wp-inverted;
/* Filled in by U-Boot */
clock-frequency = <111111111>;
};
_
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