[Letux-kernel] [RFC v3 3/9] Bindings: nvmem: add bindings for JZ4780 efuse

H. Nikolaus Schaller hns at goldelico.com
Sun Feb 16 20:20:45 CET 2020


From: PrasannaKumar Muralidharan <prasannatsmkumar at gmail.com>

This patch brings support for the JZ4780 efuse. Currently it only expose
a read only access to the entire 8K bits efuse memory.

Tested-by: Mathieu Malaterre <malat at debian.org>
Signed-off-by: PrasannaKumar Muralidharan <prasannatsmkumar at gmail.com>
Signed-off-by: Mathieu Malaterre <malat at debian.org>
Signed-off-by: H. Nikolaus Schaller <hns at goldelico.com>
---
 .../bindings/nvmem/ingenic,jz4780-efuse.txt     | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/nvmem/ingenic,jz4780-efuse.txt

diff --git a/Documentation/devicetree/bindings/nvmem/ingenic,jz4780-efuse.txt b/Documentation/devicetree/bindings/nvmem/ingenic,jz4780-efuse.txt
new file mode 100644
index 000000000000..339e74daa9a9
--- /dev/null
+++ b/Documentation/devicetree/bindings/nvmem/ingenic,jz4780-efuse.txt
@@ -0,0 +1,17 @@
+Ingenic JZ EFUSE driver bindings
+
+Required properties:
+- "compatible"		Must be set to "ingenic,jz4780-efuse"
+- "reg"			Register location and length
+- "clocks"		Handle for the ahb clock for the efuse.
+- "clock-names"		Must be "bus_clk"
+
+Example:
+
+efuse: efuse at 134100d0 {
+	compatible = "ingenic,jz4780-efuse";
+	reg = <0x134100d0 0x2c>;
+
+	clocks = <&cgu JZ4780_CLK_AHB2>;
+	clock-names = "bus_clk";
+};
-- 
2.23.0



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