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authorKrzysztof Kozlowski <krzysztof.kozlowski@canonical.com>2021-12-27 14:35:48 +0100
committerUlf Hansson <ulf.hansson@linaro.org>2021-12-28 17:55:21 +0100
commit356f3f2c5756bbb67a515760966a40fc7043cdda (patch)
tree86759cedddbaa6e5c0cf36663780e95b3d62feb5
parentmmc: pwrseq: Use bitmap_free() to free bitmap (diff)
downloadlinux-356f3f2c5756bbb67a515760966a40fc7043cdda.tar.xz
linux-356f3f2c5756bbb67a515760966a40fc7043cdda.zip
dt-bindings: mmc: synopsys-dw-mshc: integrate Altera and Imagination
The bindings for Altera and Imagination extensions are the same as for the original Synopsys Designware Mobile Storage Host Controller. Integrate them into Synopsys bindings to have dtschema coverage. Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com> Link: https://lore.kernel.org/r/20211227133558.135185-3-krzysztof.kozlowski@canonical.com Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
-rw-r--r--Documentation/devicetree/bindings/mmc/img-dw-mshc.txt28
-rw-r--r--Documentation/devicetree/bindings/mmc/socfpga-dw-mshc.txt23
-rw-r--r--Documentation/devicetree/bindings/mmc/synopsys-dw-mshc.yaml5
3 files changed, 4 insertions, 52 deletions
diff --git a/Documentation/devicetree/bindings/mmc/img-dw-mshc.txt b/Documentation/devicetree/bindings/mmc/img-dw-mshc.txt
deleted file mode 100644
index c54e577eea07..000000000000
--- a/Documentation/devicetree/bindings/mmc/img-dw-mshc.txt
+++ /dev/null
@@ -1,28 +0,0 @@
-* Imagination specific extensions to the Synopsys Designware Mobile Storage
- Host Controller
-
-The Synopsys designware mobile storage host controller is used to interface
-a SoC with storage medium such as eMMC or SD/MMC cards. This file documents
-differences between the core Synopsys dw mshc controller properties described
-by synopsys-dw-mshc.txt and the properties used by the Imagination specific
-extensions to the Synopsys Designware Mobile Storage Host Controller.
-
-Required Properties:
-
-* compatible: should be
- - "img,pistachio-dw-mshc": for Pistachio SoCs
-
-Example:
-
- mmc@18142000 {
- compatible = "img,pistachio-dw-mshc";
- reg = <0x18142000 0x400>;
- interrupts = <GIC_SHARED 39 IRQ_TYPE_LEVEL_HIGH>;
-
- clocks = <&system_clk>, <&sdhost_clk>;
- clock-names = "biu", "ciu";
-
- fifo-depth = <0x20>;
- bus-width = <4>;
- disable-wp;
- };
diff --git a/Documentation/devicetree/bindings/mmc/socfpga-dw-mshc.txt b/Documentation/devicetree/bindings/mmc/socfpga-dw-mshc.txt
deleted file mode 100644
index 4897bea7e3f8..000000000000
--- a/Documentation/devicetree/bindings/mmc/socfpga-dw-mshc.txt
+++ /dev/null
@@ -1,23 +0,0 @@
-* Altera SOCFPGA specific extensions to the Synopsys Designware Mobile
- Storage Host Controller
-
-The Synopsys designware mobile storage host controller is used to interface
-a SoC with storage medium such as eMMC or SD/MMC cards. This file documents
-differences between the core Synopsys dw mshc controller properties described
-by synopsys-dw-mshc.txt and the properties used by the Altera SOCFPGA specific
-extensions to the Synopsys Designware Mobile Storage Host Controller.
-
-Required Properties:
-
-* compatible: should be
- - "altr,socfpga-dw-mshc": for Altera's SOCFPGA platform
-
-Example:
-
- mmc: dwmmc0@ff704000 {
- compatible = "altr,socfpga-dw-mshc";
- reg = <0xff704000 0x1000>;
- interrupts = <0 129 4>;
- #address-cells = <1>;
- #size-cells = <0>;
- };
diff --git a/Documentation/devicetree/bindings/mmc/synopsys-dw-mshc.yaml b/Documentation/devicetree/bindings/mmc/synopsys-dw-mshc.yaml
index 240abb6f102c..ae6d6fca79e2 100644
--- a/Documentation/devicetree/bindings/mmc/synopsys-dw-mshc.yaml
+++ b/Documentation/devicetree/bindings/mmc/synopsys-dw-mshc.yaml
@@ -15,7 +15,10 @@ maintainers:
# Everything else is described in the common file
properties:
compatible:
- const: snps,dw-mshc
+ enum:
+ - altr,socfpga-dw-mshc
+ - img,pistachio-dw-mshc
+ - snps,dw-mshc
reg:
maxItems: 1