[PATCH 1/2] ARM: dts: ixp4xx: Add devicetree for Gateway 7001
Linus Walleij
linus.walleij at linaro.org
Mon Dec 13 08:40:21 PST 2021
From: Zoltan HERPAI <wigyori at uid0.hu>
This adds a device tree for the Gateway 7001 AP, based on
Intel IXP422.
Cc: Imre Kaloz <kaloz at openwrt.org>
Signed-off-by: Zoltan HERPAI <wigyori at uid0.hu>
Signed-off-by: Linus Walleij <linus.walleij at linaro.org>
---
arch/arm/boot/dts/Makefile | 3 +-
.../boot/dts/intel-ixp42x-gateway-7001.dts | 111 ++++++++++++++++++
2 files changed, 113 insertions(+), 1 deletion(-)
create mode 100644 arch/arm/boot/dts/intel-ixp42x-gateway-7001.dts
diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index 4084535c6489..7dfda6be2916 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -269,7 +269,8 @@ dtb-$(CONFIG_ARCH_IXP4XX) += \
intel-ixp42x-gateworks-gw2348.dtb \
intel-ixp43x-gateworks-gw2358.dtb \
intel-ixp42x-netgear-wg302v2.dtb \
- intel-ixp42x-arcom-vulcan.dtb
+ intel-ixp42x-arcom-vulcan.dtb \
+ intel-ixp42x-gateway-7001.dtb
dtb-$(CONFIG_ARCH_KEYSTONE) += \
keystone-k2hk-evm.dtb \
keystone-k2l-evm.dtb \
diff --git a/arch/arm/boot/dts/intel-ixp42x-gateway-7001.dts b/arch/arm/boot/dts/intel-ixp42x-gateway-7001.dts
new file mode 100644
index 000000000000..a1c03c965f17
--- /dev/null
+++ b/arch/arm/boot/dts/intel-ixp42x-gateway-7001.dts
@@ -0,0 +1,111 @@
+// SPDX-License-Identifier: ISC
+/*
+ * Device Tree file for Gateway 7001 AP
+ * Derived from boardfiles written by Imre Kaloz
+ */
+
+/dts-v1/;
+
+#include "intel-ixp42x.dtsi"
+#include <dt-bindings/input/input.h>
+
+/ {
+ model = "Gateway 7001 AP";
+ compatible = "gateway,7001", "intel,ixp42x";
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ memory at 0 {
+ /* 32 MB SDRAM */
+ device_type = "memory";
+ reg = <0x00000000 0x2000000>;
+ };
+
+ chosen {
+ bootargs = "console=ttyS0,115200n8";
+ stdout-path = "uart1:115200n8";
+ };
+
+ aliases {
+ /* second UART is the primary console */
+ serial0 = &uart1;
+ serial1 = &uart0;
+ };
+
+ soc {
+ bus at c4000000 {
+ flash at 0,0 {
+ compatible = "intel,ixp4xx-flash", "cfi-flash";
+ bank-width = <2>;
+ /*
+ * 8 MB of flash
+ */
+ reg = <0 0x00000000 0x800000>;
+
+ /* Configure expansion bus to allow writes */
+ intel,ixp4xx-eb-write-enable = <1>;
+
+ partitions {
+ compatible = "redboot-fis";
+ /* Eraseblock at 0x7e0000 */
+ fis-index-block = <0x3f>;
+ };
+ };
+ };
+
+ pci at c0000000 {
+ status = "ok";
+
+ /*
+ * Taken from Gateway 7001 PCI boardfile (gateway7001-pci.c)
+ * We have slots (IDSEL) 1 and 2 with one assigned IRQ
+ * each handling all IRQs.
+ */
+ interrupt-map =
+ /* IDSEL 1 */
+ <0x0800 0 0 1 &gpio0 11 IRQ_TYPE_LEVEL_LOW>, /* INT A on slot 1 is irq 11 */
+ <0x0800 0 0 2 &gpio0 11 IRQ_TYPE_LEVEL_LOW>, /* INT B on slot 1 is irq 11 */
+ <0x0800 0 0 3 &gpio0 11 IRQ_TYPE_LEVEL_LOW>, /* INT C on slot 1 is irq 11 */
+ <0x0800 0 0 4 &gpio0 11 IRQ_TYPE_LEVEL_LOW>, /* INT D on slot 1 is irq 11 */
+ /* IDSEL 2 */
+ <0x1000 0 0 1 &gpio0 10 IRQ_TYPE_LEVEL_LOW>, /* INT A on slot 2 is irq 10 */
+ <0x1000 0 0 2 &gpio0 10 IRQ_TYPE_LEVEL_LOW>, /* INT B on slot 2 is irq 10 */
+ <0x1000 0 0 3 &gpio0 10 IRQ_TYPE_LEVEL_LOW>, /* INT C on slot 2 is irq 10 */
+ <0x1000 0 0 4 &gpio0 10 IRQ_TYPE_LEVEL_LOW>; /* INT D on slot 2 is irq 10 */
+ };
+
+ ethernet at c8009000 {
+ status = "ok";
+ queue-rx = <&qmgr 3>;
+ queue-txready = <&qmgr 20>;
+ phy-mode = "rgmii";
+ phy-handle = <&phy1>;
+
+ mdio {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ phy1: ethernet-phy at 1 {
+ reg = <1>;
+ };
+ };
+ };
+
+ ethernet at c800a000 {
+ status = "ok";
+ queue-rx = <&qmgr 4>;
+ queue-txready = <&qmgr 21>;
+ phy-mode = "rgmii";
+ phy-handle = <&phy2>;
+
+ mdio {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ phy2: ethernet-phy at 2 {
+ reg = <2>;
+ };
+ };
+ };
+ };
+};
--
2.31.1
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