ARM: dts: Add minimal support for LogicPD Torpedo DM3730 devkit

[firefly-linux-kernel-4.4.55.git] / arch / arm / boot / dts / logicpd-torpedo-som.dtsi

diff --git a/arch/arm/boot/dts/logicpd-torpedo-som.dtsi b/arch/arm/boot/dts/logicpd-torpedo-som.dtsi
new file mode 100644 (file)
index 0000000..36387b1
--- /dev/null
+++ b/arch/arm/boot/dts/logicpd-torpedo-som.dtsi
@@ -0,0 +1,162 @@
+/*
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <dt-bindings/input/input.h>
+
+/ {
+       cpus {
+               cpu@0 {
+                       cpu0-supply = <&vcc>;
+               };
+       };
+
+       leds {
+               compatible = "gpio-leds";
+               user0 {
+                       label = "user0";
+                       gpios = <&twl_gpio 18 GPIO_ACTIVE_LOW>; /* LEDA */
+                       linux,default-trigger = "none";
+               };
+       };
+
+       wl12xx_vmmc: wl12xx_vmmc {
+               compatible = "regulator-fixed";
+               regulator-name = "vwl1271";
+               regulator-min-microvolt = <1800000>;
+               regulator-max-microvolt = <1800000>;
+               gpio = <&gpio5 29 0>;   /* gpio157 */
+               startup-delay-us = <70000>;
+               enable-active-high;
+               vin-supply = <&vmmc2>;
+       };
+};
+
+&gpmc {
+       ranges = <0 0 0x00000000 0x1000000>;    /* CS0: 16MB for NAND */
+
+       nand@0,0 {
+               linux,mtd-name = "micron,mt29f4g16abbda3w";
+               reg = <0 0 4>; /* CS0, offset 0, IO size 4 */
+               nand-bus-width = <16>;
+               ti,nand-ecc-opt = "bch8";
+               gpmc,sync-clk-ps = <0>;
+               gpmc,cs-on-ns = <0>;
+               gpmc,cs-rd-off-ns = <44>;
+               gpmc,cs-wr-off-ns = <44>;
+               gpmc,adv-on-ns = <6>;
+               gpmc,adv-rd-off-ns = <34>;
+               gpmc,adv-wr-off-ns = <44>;
+               gpmc,we-off-ns = <40>;
+               gpmc,oe-off-ns = <54>;
+               gpmc,access-ns = <64>;
+               gpmc,rd-cycle-ns = <82>;
+               gpmc,wr-cycle-ns = <82>;
+               gpmc,wr-access-ns = <40>;
+               gpmc,wr-data-mux-bus-ns = <0>;
+               gpmc,device-width = <2>;
+               #address-cells = <1>;
+               #size-cells = <1>;
+
+               /* u-boot uses mtdparts=omap2-nand.0:512k(x-loader),1920k(u-boot),128k(u-boot-env),4m(kernel),-(fs) */
+
+               x-loader@0 {
+                       label = "x-loader";
+                       reg = <0 0x80000>;
+               };
+
+               bootloaders@80000 {
+                       label = "u-boot";
+                       reg = <0x80000 0x1e0000>;
+               };
+
+               bootloaders_env@260000 {
+                       label = "u-boot-env";
+                       reg = <0x260000 0x20000>;
+               };
+
+               kernel@280000 {
+                       label = "kernel";
+                       reg = <0x280000 0x400000>;
+               };
+
+               filesystem@680000 {
+                       label = "fs";
+                       reg = <0x680000 0>;     /* 0 = MTDPART_SIZ_FULL */
+               };
+       };
+};
+
+&i2c1 {
+       clock-frequency = <2600000>;
+
+       twl: twl@48 {
+               reg = <0x48>;
+               interrupts = <7>; /* SYS_NIRQ cascaded to intc */
+               interrupt-parent = <&intc>;
+       };
+};
+
+/*
+ * Only found on the wireless SOM. For the SOM without wireless, the pins for
+ * MMC3 can be routed with jumpers to the second MMC slot on the devkit and
+ * gpio157 is not connected. So this should be OK to keep common for now,
+ * probably device tree overlays is the way to go with the various SOM and
+ * jumpering combinations for the long run.
+ */
+&mmc3 {
+       interrupts-extended = <&intc 94 &omap3_pmx_core2 0x46>;
+       pinctrl-0 = <&mmc3_pins &mmc3_core2_pins>;
+       pinctrl-names = "default";
+       vmmc-supply = <&wl12xx_vmmc>;
+       non-removable;
+       bus-width = <4>;
+       cap-power-off-card;
+       #address-cells = <1>;
+       #size-cells = <0>;
+       wlcore: wlcore@2 {
+               compatible = "ti,wl1283";
+               reg = <2>;
+               interrupt-parent = <&gpio5>;
+               interrupts = <24 IRQ_TYPE_LEVEL_HIGH>; /* gpio 152 */
+               ref-clock-frequency = <26000000>;
+       };
+};
+
+&omap3_pmx_core {
+       mmc3_pins: pinmux_mm3_pins {
+               pinctrl-single,pins = <
+                       OMAP3_CORE1_IOPAD(0x2164, PIN_INPUT_PULLUP | MUX_MODE3) /* sdmmc2_dat4.sdmmc3_dat0 */
+                       OMAP3_CORE1_IOPAD(0x2166, PIN_INPUT_PULLUP | MUX_MODE3) /* sdmmc2_dat5.sdmmc3_dat1 */
+                       OMAP3_CORE1_IOPAD(0x2168, PIN_INPUT_PULLUP | MUX_MODE3) /* sdmmc2_dat6.sdmmc3_dat2 */
+                       OMAP3_CORE1_IOPAD(0x216a, PIN_INPUT_PULLUP | MUX_MODE3) /* sdmmc2_dat6.sdmmc3_dat3 */
+                       OMAP3_CORE1_IOPAD(0x2184, PIN_INPUT_PULLUP | MUX_MODE4) /* mcbsp4_clkx.gpio_152 */
+                       OMAP3_CORE1_IOPAD(0x218e, PIN_OUTPUT | MUX_MODE4)       /* mcbsp1_fsr.gpio_157 */
+               >;
+       };
+};
+
+&omap3_pmx_core2 {
+       mmc3_core2_pins: pinmux_mmc3_core2_pins {
+               pinctrl-single,pins = <
+                       OMAP3630_CORE2_IOPAD(0x25d8, PIN_INPUT_PULLUP | MUX_MODE2)   /* etk_clk.sdmmc3_clk */
+                       OMAP3630_CORE2_IOPAD(0x25da, PIN_INPUT_PULLUP | MUX_MODE2)   /* etk_ctl.sdmmc3_cmd */
+               >;
+       };
+};
+
+#include "twl4030.dtsi"
+#include "twl4030_omap3.dtsi"
+
+&twl {
+       twl_power: power {
+               compatible = "ti,twl4030-power-idle-osc-off", "ti,twl4030-power-idle";
+               ti,use_poweroff;
+       };
+};
+
+&twl_gpio {
+       ti,use-leds;
+};