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-rw-r--r--Documentation/devicetree/bindings/mtd/st,stm32-fmc2-nand.yaml79
1 files changed, 53 insertions, 26 deletions
diff --git a/Documentation/devicetree/bindings/mtd/st,stm32-fmc2-nand.yaml b/Documentation/devicetree/bindings/mtd/st,stm32-fmc2-nand.yaml
index eab8ea3da1fa..b8ef9ba88e92 100644
--- a/Documentation/devicetree/bindings/mtd/st,stm32-fmc2-nand.yaml
+++ b/Documentation/devicetree/bindings/mtd/st,stm32-fmc2-nand.yaml
@@ -4,7 +4,7 @@
$id: http://devicetree.org/schemas/mtd/st,stm32-fmc2-nand.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
-title: STMicroelectronics Flexible Memory Controller 2 (FMC2) Bindings
+title: STMicroelectronics Flexible Memory Controller 2 (FMC2)
maintainers:
- Christophe Kerello <christophe.kerello@foss.st.com>
@@ -14,10 +14,11 @@ properties:
enum:
- st,stm32mp15-fmc2
- st,stm32mp1-fmc2-nfc
+ - st,stm32mp25-fmc2-nfc
reg:
minItems: 6
- maxItems: 7
+ maxItems: 12
interrupts:
maxItems: 1
@@ -37,6 +38,7 @@ properties:
patternProperties:
"^nand@[a-f0-9]$":
type: object
+ $ref: raw-nand-chip.yaml
properties:
nand-ecc-step-size:
const: 512
@@ -44,8 +46,10 @@ patternProperties:
nand-ecc-strength:
enum: [1, 4, 8]
+ unevaluatedProperties: false
+
allOf:
- - $ref: "nand-controller.yaml#"
+ - $ref: nand-controller.yaml#
- if:
properties:
@@ -89,6 +93,28 @@ allOf:
- description: Chip select 1 command
- description: Chip select 1 address space
+ - if:
+ properties:
+ compatible:
+ contains:
+ const: st,stm32mp25-fmc2-nfc
+ then:
+ properties:
+ reg:
+ items:
+ - description: Chip select 0 data
+ - description: Chip select 0 command
+ - description: Chip select 0 address space
+ - description: Chip select 1 data
+ - description: Chip select 1 command
+ - description: Chip select 1 address space
+ - description: Chip select 2 data
+ - description: Chip select 2 command
+ - description: Chip select 2 address space
+ - description: Chip select 3 data
+ - description: Chip select 3 command
+ - description: Chip select 3 address space
+
required:
- compatible
- reg
@@ -101,31 +127,32 @@ examples:
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/clock/stm32mp1-clks.h>
#include <dt-bindings/reset/stm32mp1-resets.h>
+
nand-controller@58002000 {
- compatible = "st,stm32mp15-fmc2";
- reg = <0x58002000 0x1000>,
- <0x80000000 0x1000>,
- <0x88010000 0x1000>,
- <0x88020000 0x1000>,
- <0x81000000 0x1000>,
- <0x89010000 0x1000>,
- <0x89020000 0x1000>;
- interrupts = <GIC_SPI 48 IRQ_TYPE_LEVEL_HIGH>;
- dmas = <&mdma1 20 0x2 0x12000a02 0x0 0x0>,
- <&mdma1 20 0x2 0x12000a08 0x0 0x0>,
- <&mdma1 21 0x2 0x12000a0a 0x0 0x0>;
- dma-names = "tx", "rx", "ecc";
- clocks = <&rcc FMC_K>;
- resets = <&rcc FMC_R>;
- #address-cells = <1>;
- #size-cells = <0>;
-
- nand@0 {
- reg = <0>;
- nand-on-flash-bbt;
+ compatible = "st,stm32mp15-fmc2";
+ reg = <0x58002000 0x1000>,
+ <0x80000000 0x1000>,
+ <0x88010000 0x1000>,
+ <0x88020000 0x1000>,
+ <0x81000000 0x1000>,
+ <0x89010000 0x1000>,
+ <0x89020000 0x1000>;
+ interrupts = <GIC_SPI 48 IRQ_TYPE_LEVEL_HIGH>;
+ dmas = <&mdma1 20 0x2 0x12000a02 0x0 0x0>,
+ <&mdma1 20 0x2 0x12000a08 0x0 0x0>,
+ <&mdma1 21 0x2 0x12000a0a 0x0 0x0>;
+ dma-names = "tx", "rx", "ecc";
+ clocks = <&rcc FMC_K>;
+ resets = <&rcc FMC_R>;
#address-cells = <1>;
- #size-cells = <1>;
- };
+ #size-cells = <0>;
+
+ nand@0 {
+ reg = <0>;
+ nand-on-flash-bbt;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ };
};
...