ARM: dts: bcm53016: Add devicetree for D-Link DWL-8610AP

This adds a device tree for the BCM53016-based D-Link DWL-8610AP
access point wireless router.

The TRX-format partitions had to be named "firmware" due to
an OpenWrt patch that only accepts parting such nodes if they
are named "firmware".

Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Link: https://lore.kernel.org/r/20221019193449.3036010-2-linus.walleij@linaro.org
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>

diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index 6aa7dc4..1cdeb5f 100644 (file)
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -139,6 +139,7 @@ dtb-$(CONFIG_ARCH_BCM_5301X) += \
        bcm47094-netgear-r8500.dtb \
        bcm47094-phicomm-k3.dtb \
        bcm53015-meraki-mr26.dtb \
+       bcm53016-dlink-dwl-8610ap.dtb \
        bcm53016-meraki-mr32.dtb \
        bcm94708.dtb \
        bcm94709.dtb \

diff --git a/arch/arm/boot/dts/bcm53016-dlink-dwl-8610ap.dts b/arch/arm/boot/dts/bcm53016-dlink-dwl-8610ap.dts
new file mode 100644 (file)
index 0000000..b44a244
--- /dev/null
+++ b/arch/arm/boot/dts/bcm53016-dlink-dwl-8610ap.dts
@@ -0,0 +1,131 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+/dts-v1/;
+
+#include "bcm4709.dtsi"
+#include "bcm5301x-nand-cs0-bch8.dtsi"
+#include <dt-bindings/leds/common.h>
+#include <dt-bindings/input/input.h>
+
+/ {
+       model = "D-Link DWL-8610AP";
+       compatible = "dlink,dwl-8610ap", "brcm,bcm53016", "brcm,bcm4708";
+
+       memory@0 {
+               device_type = "memory";
+               /* 512 MB RAM in 2 x Macronix D9PSH chips */
+               reg = <0x00000000 0x08000000>,
+                     <0x88000000 0x08000000>;
+       };
+
+       leds {
+               compatible = "gpio-leds";
+
+               power {
+                       function = LED_FUNCTION_POWER;
+                       color = <LED_COLOR_ID_GREEN>;
+                       gpios = <&chipcommon 0 GPIO_ACTIVE_LOW>;
+                       default-state = "on";
+               };
+
+               diag {
+                       /* Actually "diag" unclear what this means */
+                       function = LED_FUNCTION_INDICATOR;
+                       color = <LED_COLOR_ID_RED>;
+                       gpios = <&chipcommon 1 GPIO_ACTIVE_LOW>;
+                       default-state = "on";
+                       linux,default-trigger = "heartbeat";
+               };
+
+               wlan-2g {
+                       function = LED_FUNCTION_WLAN;
+                       color = <LED_COLOR_ID_GREEN>;
+                       gpios = <&chipcommon 5 GPIO_ACTIVE_LOW>;
+               };
+
+               wlan-5g {
+                       function = LED_FUNCTION_WLAN;
+                       color = <LED_COLOR_ID_GREEN>;
+                       gpios = <&chipcommon 8 GPIO_ACTIVE_LOW>;
+               };
+       };
+
+       gpio_keys {
+               compatible = "gpio-keys";
+
+               button-reset {
+                       debounce-interval = <100>;
+                       wakeup-source;
+                       linux,code = <KEY_RESTART>;
+                       label = "reset";
+                       /* This GPIO is actually stored in NVRAM, but it's not gonna change */
+                       gpios = <&chipcommon 4 GPIO_ACTIVE_LOW>;
+               };
+       };
+
+       /*
+        * Flash memory at 0x1e000000-0x1fffffff
+        * Macronix 32 64KB blocks; total size 2MB, same that can be
+        * found attached to the spi_nor SPI controller.
+        */
+       nvram@1e080000 {
+               compatible = "brcm,nvram";
+               reg = <0x1e080000 0x00020000>;
+
+               et0macaddr: et0macaddr {
+               };
+
+               et1macaddr: et1macaddr {
+               };
+       };
+};
+
+&gmac0 {
+       nvmem-cells = <&et0macaddr>;
+       nvmem-cell-names = "mac-address";
+};
+
+&gmac1 {
+       nvmem-cells = <&et1macaddr>;
+       nvmem-cell-names = "mac-address";
+};
+
+&spi_nor {
+       /* Serial SPI NOR Flash MX 25L1606E */
+       status = "okay";
+};
+
+&nandcs {
+       /*
+        * Spansion S34ML01G100TFI00 128 MB NAND Flash memory
+        *
+        * This ECC is a bit unorthodox but it is what the stock firmware
+        * is using, so to be able to mount the original partitions
+        * this is necessary.
+        */
+       nand-ecc-strength = <5>;
+       partitions {
+               compatible = "fixed-partitions";
+               #address-cells = <1>;
+               #size-cells = <1>;
+
+               /* This is named nflash1.trx in CFE */
+               trx@0 {
+                       label = "firmware";
+                       reg = <0x00000000 0x02800000>;
+                       compatible = "brcm,trx";
+               };
+
+               /* This is named nflash1.trx2 in CFE */
+               trx2@2800000 {
+                       label = "firmware2";
+                       reg = <0x02800000 0x02800000>;
+                       compatible = "brcm,trx";
+               };
+
+               /* This is named nflash1.rwfs in CFE */
+               free@5000000 {
+                       label = "free";
+                       reg = <0x05000000 0x03000000>;
+               };
+       };
+};