[PATCH v5 6/8] arm: dts: Add bcm-nsp and bcm958625k support

Kamal Dasu kdasu.kdev at gmail.com
Fri Jul 29 15:13:11 PDT 2016


Adding qspi node compatible with the new spi-bcm-qspi
driver for the broadcom's northstar SoC.

Signed-off-by: Kamal Dasu <kdasu.kdev at gmail.com>
Signed-off-by: Yendapally Reddy Dhananjaya Reddy <yendapally.reddy at broadcom.com>
---
 arch/arm/boot/dts/bcm-nsp.dtsi   | 33 +++++++++++++++++++++++++++++----
 arch/arm/boot/dts/bcm958625k.dts | 34 ++++++++++++++++++++++++++++++++++
 2 files changed, 63 insertions(+), 4 deletions(-)

diff --git a/arch/arm/boot/dts/bcm-nsp.dtsi b/arch/arm/boot/dts/bcm-nsp.dtsi
index 6a40ed7..26c863e 100644
--- a/arch/arm/boot/dts/bcm-nsp.dtsi
+++ b/arch/arm/boot/dts/bcm-nsp.dtsi
@@ -160,7 +160,7 @@
 
 	axi {
 		compatible = "simple-bus";
-		ranges = <0x00000000 0x18000000 0x0011ba08>;
+		ranges = <0x00000000 0x18000000 0x0011c40a>;
 		#address-cells = <1>;
 		#size-cells = <1>;
 
@@ -206,9 +206,34 @@
 			brcm,nand-has-wp;
 		};
 
-		rng: rng at 33000 {
-			compatible = "brcm,bcm-nsp-rng";
-			reg = <0x33000 0x14>;
+		qspi: qspi at 27200 {
+			compatible = "brcm,spi-bcm-qspi";
+			reg = <0x027200 0x184>,
+			      <0x027000 0x124>,
+			      <0x11c408 0x004>,
+			      <0x0273a0 0x01c>;
+			reg-names = "mspi", "bspi", "intr_regs",
+				    "intr_status_reg";
+			interrupts = <GIC_SPI 72 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 73 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 74 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 75 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 76 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 77 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 78 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "spi_lr_fullness_reached",
+					  "spi_lr_session_aborted",
+					  "spi_lr_impatient",
+					  "spi_lr_session_done",
+					  "spi_lr_overhead",
+					  "mspi_done",
+					  "mspi_halted";
+			clocks = <&iprocmed>;
+			clock-names = "iprocmed";
+			clock-frequency = <12500000>;
+			num-cs = <2>;
+			#address-cells = <1>;
+			#size-cells = <0>;
 		};
 
 		ccbtimer0: timer at 34000 {
diff --git a/arch/arm/boot/dts/bcm958625k.dts b/arch/arm/boot/dts/bcm958625k.dts
index 2d84226..ab7ba8f 100644
--- a/arch/arm/boot/dts/bcm958625k.dts
+++ b/arch/arm/boot/dts/bcm958625k.dts
@@ -126,3 +126,37 @@
 		groups = "nand_grp";
 	};
 };
+
+&qspi {
+	bspi-sel = <0>;
+	flash: m25p80 at 0 {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		compatible = "m25p80";
+		reg = <0x0>;
+		spi-max-frequency = <12500000>;
+		m25p,fast-read;
+		spi-cpol;
+		spi-cpha;
+
+		partition at 0 {
+			label = "boot";
+			reg = <0x00000000 0x000a0000>;
+		};
+
+		partition at 1 {
+			label = "env";
+			reg = <0x000a0000 0x00060000>;
+		};
+
+		partition at 2 {
+			label = "system";
+			reg = <0x00100000 0x00600000>;
+		};
+
+		partition at 3 {
+			label = "rootfs";
+			reg = <0x00700000 0x01900000>;
+		};
+	};
+};
-- 
1.9.1




More information about the linux-mtd mailing list