From: Anton Vorontsov <avoront...@ru.mvista.com>
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 <avoront...@ru.mvista.com>
Cc: Pierre Ossman <pie...@ossman.eu>
Cc: Kumar Gala <ga...@kernel.crashing.org>
Cc: David Vrabel <david.vra...@csr.com>
Cc: Ben Dooks <b...@fluff.org>
Cc: Sascha Hauer <s.ha...@pengutronix.de>
Cc: Benjamin Herrenschmidt <b...@kernel.crashing.org>
Cc: <linux-mmc@vger.kernel.org>
Signed-off-by: Andrew Morton <a...@linux-foundation.org>
---
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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