2021-06-16 22:49:45

by Michael Walle

[permalink] [raw]
Subject: [PATCH 2/3] ARM: dts: zynq: add NAND flash controller node

Recently, a driver for the ARM Primecell PL35x static memory controller
(including NAND controller) was added in linux. Add the corresponding
device tree node.

Signed-off-by: Michael Walle <[email protected]>
---
arch/arm/boot/dts/zynq-7000.dtsi | 21 +++++++++++++++++++++
1 file changed, 21 insertions(+)

diff --git a/arch/arm/boot/dts/zynq-7000.dtsi b/arch/arm/boot/dts/zynq-7000.dtsi
index df9ad831cf05..47c2a4b14c06 100644
--- a/arch/arm/boot/dts/zynq-7000.dtsi
+++ b/arch/arm/boot/dts/zynq-7000.dtsi
@@ -252,6 +252,27 @@
#size-cells = <0>;
};

+ smcc: memory-controller@e000e000 {
+ compatible = "arm,pl353-smc-r2p1", "arm,primecell";
+ reg = <0xe000e000 0x0001000>;
+ status = "disabled";
+ clock-names = "memclk", "apb_pclk";
+ clocks = <&clkc 11>, <&clkc 44>;
+ ranges = <0x0 0x0 0xe1000000 0x1000000 /* Nand CS region */
+ 0x1 0x0 0xe2000000 0x2000000 /* SRAM/NOR CS0 region */
+ 0x2 0x0 0xe4000000 0x2000000>; /* SRAM/NOR CS1 region */
+ #address-cells = <2>;
+ #size-cells = <1>;
+
+ nfc0: nand-controller@0,0 {
+ compatible = "arm,pl353-nand-r2p1";
+ reg = <0 0 0x1000000>;
+ status = "disabled";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+ };
+
sdhci0: mmc@e0100000 {
compatible = "arasan,sdhci-8.9a";
status = "disabled";
--
2.20.1