[PATCH v3 11/11] ARM: at91/dt: add NOR definition in sama5d3xcm dtsi

Boris Brezillon boris.brezillon at free-electrons.com
Mon Dec 1 02:27:27 PST 2014


The sama5d3 evaluation kit embeds a NOR chip which is connected through
the EBI.
Define this NOR chip in the CPU module dtsi.

Signed-off-by: Boris Brezillon <boris.brezillon at free-electrons.com>
---
 arch/arm/boot/dts/sama5d3xcm.dtsi | 34 ++++++++++++++++++++++++++++++++++
 1 file changed, 34 insertions(+)

diff --git a/arch/arm/boot/dts/sama5d3xcm.dtsi b/arch/arm/boot/dts/sama5d3xcm.dtsi
index cfcd200..92be776 100644
--- a/arch/arm/boot/dts/sama5d3xcm.dtsi
+++ b/arch/arm/boot/dts/sama5d3xcm.dtsi
@@ -75,6 +75,40 @@
 			};
 		};
 
+		ebi at 10000000 {
+			pinctrl-0 = <&pinctrl_ebi_addr &pinctrl_ebi_cs0>;
+
+			cs at 0 {
+				#address-cells = <2>;
+				#size-cells = <1>;
+				ranges;
+				atmel,generic-dev;
+				atmel,read-mode = "nrd";
+				atmel,write-mode = "nwe";
+				atmel,bus-width = <16>;
+				atmel,ncs-rd-setup-ns = <0>;
+				atmel,ncs-wr-setup-ns = <0>;
+				atmel,nwe-setup-ns = <8>;
+				atmel,nrd-setup-ns = <16>;
+				atmel,ncs-rd-pulse-ns = <84>;
+				atmel,ncs-wr-pulse-ns = <84>;
+				atmel,nrd-pulse-ns = <76>;
+				atmel,nwe-pulse-ns = <76>;
+				atmel,nrd-cycle-ns = <107>;
+				atmel,nwe-cycle-ns = <84>;
+				atmel,tdf-ns = <16>;
+
+				nor: flash at 0,0 {
+					compatible = "cfi-flash";
+					linux,mtd-name = "physmap-flash.0";
+					#address-cells = <1>;
+					#size-cells = <1>;
+					reg = <0x0 0x0 0x1000000>;
+					bank-width = <2>;
+				};
+			};
+		};
+
 		nand0: nand at 60000000 {
 			nand-bus-width = <8>;
 			nand-ecc-mode = "hw";
-- 
1.9.1




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