ARM: dts: add device tree for ep93xx Soc

This adds a divice for Cirrus ep93xx SoC amd ts7250 board that has been
my testing target for ep93xx device support.

Also inluded device tree for Liebherr BK3.1 board through it's not a
complete support.

Signed-off-by: Nikita Shubin <nikita.shubin@maquefel.me>

diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index d08a3c450ce7266dcf49299bed99acbd6602c426..78d80bc63f6559f0ca542fa3462be5b0f3449faf 100644 (file)
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -1644,3 +1644,4 @@ dtb-$(CONFIG_ARCH_ASPEED) += \
        aspeed-bmc-vegman-n110.dtb \
        aspeed-bmc-vegman-rx20.dtb \
        aspeed-bmc-vegman-sx20.dtb
+dtb-$(CONFIG_ARCH_EP93XX) += ep93xx-ts7250.dtb

diff --git a/arch/arm/boot/dts/ep93xx-bk3.dts b/arch/arm/boot/dts/ep93xx-bk3.dts
new file mode 100644 (file)
index 0000000..cd55bb9
--- /dev/null
+++ b/arch/arm/boot/dts/ep93xx-bk3.dts
@@ -0,0 +1,96 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Device Tree file for Liebherr controller BK3.1 based on Cirrus EP9302 SoC
+ */
+/dts-v1/;
+#include "ep93xx.dtsi"
+
+/ {
+       model = "Liebherr controller BK3.1";
+       compatible = "liebherr,bk3", "cirrus,ep93xx";
+
+       memory {
+               device_type = "memory";
+       };
+
+       soc {
+               nand-parts@0 {
+                       compatible = "technologic,ts72xx-nand", "gen_nand";
+                       reg = <0x60000000 0x8000000>;
+                       #address-cells = <1>;
+                       #size-cells = <1>;
+
+                       partition@0 {
+                               label = "System";
+                               reg = <0x00000000 0x01e00000>;
+                               read-only;
+                       };
+
+                       partition@20000 {
+                               label = "Data";
+                               reg = <0x01e00000 0x05f20000>;
+                       };
+
+                       partition@7d20000 {
+                               label = "RedBoot";
+                               reg = <0x07d20000 0x002e0000>;
+                               read-only;
+                       };
+               };
+
+               syscon: syscon@80930000 {
+                       pinctrl: pinctrl {
+                               compatible = "cirrus,ep9301-pinctrl";
+                       };
+               };
+
+               gpio1: gpio@80840004 {
+                       /* PWM */
+                       gpio-ranges = <&pinctrl 6 163 1>;
+               };
+       };
+};
+
+&gpio1 {
+       /* PWM */
+       gpio-ranges = <&pinctrl 6 163 1>;
+};
+
+&gpio4 {
+       gpio-ranges = <&pinctrl 0 97 2>;
+       status = "okay";
+};
+
+&gpio6 {
+       gpio-ranges = <&pinctrl 0 87 2>;
+       status = "okay";
+};
+
+&gpio7 {
+       gpio-ranges = <&pinctrl 2 199 4>;
+       status = "okay";
+};
+
+&i2c {
+       status = "okay";
+};
+
+&spi0: spi@808a0000 {
+       cs-gpios = <&gpio5 3 0>;
+       use_dma;
+       status = "okay";
+};
+
+&eth0 {
+       copy_addr;
+       phy_id = < 1 >;
+};
+
+&uart0 {
+       status = "okay";
+};
+
+&uart1 {
+       status = "okay";
+};
+

diff --git a/arch/arm/boot/dts/ep93xx-ts7250.dts b/arch/arm/boot/dts/ep93xx-ts7250.dts
new file mode 100644 (file)
index 0000000..6562780
--- /dev/null
+++ b/arch/arm/boot/dts/ep93xx-ts7250.dts
@@ -0,0 +1,113 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Device Tree file for Technologic Systems ts7250 board based on Cirrus EP9302 SoC
+ */
+/dts-v1/;
+#include "ep93xx.dtsi"
+
+/ {
+       compatible = "technologic,ts7250", "cirrus,ep9301";
+       model = "TS-7250 SBC";
+       #address-cells = <1>;
+       #size-cells = <1>;
+
+       memory@0 {
+               device_type = "memory";
+               /* should be set from ATAGS */
+               reg = <0x00000000 0x02000000>,
+                         <0x000530c0 0x01fdd000>;
+       };
+
+       soc {
+               nand-parts@0 {
+                       compatible = "technologic,ts7200-nand", "gen_nand";
+                       reg = <0x60000000 0x8000000>;
+                       #address-cells = <1>;
+                       #size-cells = <1>;
+
+                       partition@0 {
+                               label = "TS-BOOTROM";
+                               reg = <0x00000000 0x00020000>;
+                               read-only;
+                       };
+
+                       partition@20000 {
+                               label = "Linux";
+                               reg = <0x00020000 0x07d00000>;
+                       };
+
+                       partition@7d20000 {
+                               label = "RedBoot";
+                               reg = <0x07d20000 0x002e0000>;
+                               read-only;
+                       };
+               };
+
+               syscon: syscon@80930000 {
+                       pinctrl: pinctrl {
+                               compatible = "cirrus,ep9301-pinctrl";
+                       };
+               };
+
+               rtc1: rtc@10800000 {
+                       compatible = "dallas,rtc-m48t86";
+                       reg = <0x10800000 0x1>,
+                       <0x11700000 0x1>;
+               };
+
+               watchdog1: watchdog@23800000 {
+                       compatible = "technologic,ts7200-wdt";
+                       reg = <0x23800000 0x01>,
+                             <0x23c00000 0x01>;
+                       timeout-sec = <30>;
+               };
+       };
+};
+
+&gpio1 {
+       /* PWM */
+       gpio-ranges = <&pinctrl 6 163 1>;
+};
+
+&gpio4 {
+       gpio-ranges = <&pinctrl 0 97 2>;
+       status = "okay";
+};
+
+&gpio6 {
+       gpio-ranges = <&pinctrl 0 87 2>;
+       status = "okay";
+};
+
+&gpio7 {
+       gpio-ranges = <&pinctrl 2 199 4>;
+       status = "okay";
+};
+
+&i2c0 {
+       status = "okay";
+};
+
+&spi0 {
+       cs-gpios = <&gpio5 2 0>;
+       status = "okay";
+
+       tmp122_spi: tmp122@0 {
+               compatible = "ti,tmp122";
+               reg = <0>;
+               spi-max-frequency = <2000000>;
+       };
+};
+
+&eth0 {
+       copy_addr;
+       phy_id = < 1 >;
+};
+
+&uart0 {
+       status = "okay";
+};
+
+&uart1 {
+       status = "okay";
+};

diff --git a/arch/arm/boot/dts/ep93xx-vision.dts b/arch/arm/boot/dts/ep93xx-vision.dts
new file mode 100644 (file)
index 0000000..8b13789
--- /dev/null
+++ b/arch/arm/boot/dts/ep93xx-vision.dts
@@ -0,0 +1 @@
+

diff --git a/arch/arm/boot/dts/ep93xx.dtsi b/arch/arm/boot/dts/ep93xx.dtsi
new file mode 100644 (file)
index 0000000..2aee1c9
--- /dev/null
+++ b/arch/arm/boot/dts/ep93xx.dtsi
@@ -0,0 +1,404 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Device Tree file for Cirrus Logic systems EP93XX SoC
+ */
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/leds/common.h>
+#include <dt-bindings/clock/cirrus,ep93xx-clock.h>
+/ {
+       soc {
+               #address-cells = <1>;
+               #size-cells = <1>;
+               ranges;
+               compatible = "simple-bus";
+
+               syscon: syscon@80930000 {
+                       compatible = "cirrus,ep9301-syscon",
+                                               "syscon", "simple-mfd";
+                       reg = <0x80930000 0x1000>;
+                       #clock-cells = <1>;
+                       #reset-cells = <1>;
+
+                       ep9301-reboot {
+                               compatible = "cirrus,ep9301-reboot";
+                       };
+
+                       pinctrl: pinctrl {
+                               regmap = <&syscon>;
+
+                               spi_default_pins: pinctrl-spi {
+                                       function = "spi";
+                                       groups = "ssp";
+                               };
+
+                               ac97_default_pins: pinctrl-ac97 {
+                                       function = "ac97";
+                                       groups = "ac97";
+                               };
+
+                               i2s_on_ssp_pins: pinctrl-i2sonssp {
+                                       function = "i2s";
+                                       groups = "i2s_on_ssp";
+                               };
+
+                               i2s_on_ac97_pins: pinctrl-i2sonac97 {
+                                       function = "i2s";
+                                       groups = "i2s_on_ac97";
+                               };
+
+                               gpio1_default_pins: pinctrl-gpio1 {
+                                       function = "gpio1";
+                                       groups = "gpio1agrp";
+                               };
+
+                               pwm1_default_pins: pinctrl-pwm1 {
+                                       function = "pwm";
+                                       groups = "pwm1";
+                               };
+
+                               gpio2_default_pins: pinctrl-gpio2 {
+                                       function = "gpio2";
+                                       groups = "gpio2agrp";
+                               };
+
+                               gpio3_default_pins: pinctrl-gpio3 {
+                                       function = "gpio3";
+                                       groups = "gpio3agrp";
+                               };
+
+                               keypad_default_pins: pinctrl-keypad {
+                                       function = "keypad";
+                                       groups = "keypadgrp";
+                               };
+
+                               gpio4_default_pins: pinctrl-gpio4 {
+                                       function = "gpio4";
+                                       groups = "gpio4agrp";
+                               };
+
+                               gpio6_default_pins: pinctrl-gpio6 {
+                                       function = "gpio6";
+                                       groups = "gpio6agrp";
+                               };
+
+                               gpio7_default_pins: pinctrl-gpio7 {
+                                       function = "gpio7";
+                                       groups = "gpio7agrp";
+                               };
+
+                               ide_default_pins: pinctrl-ide {
+                                       function = "pata";
+                                       groups = "idegrp";
+                               };
+
+                               lcd_on_dram0_pins: pinctrl-rasteronsdram0 {
+                                       function = "lcd";
+                                       groups = "rasteronsdram0grp";
+                               };
+
+                               lcd_on_dram3_pins: pinctrl-rasteronsdram3 {
+                                       function = "lcd";
+                                       groups = "rasteronsdram3grp";
+                               };
+                       };
+               };
+
+               vic0: interrupt-controller@800b0000 {
+                       compatible = "arm,pl192-vic";
+                       interrupt-controller;
+                       reg = <0x800b0000 0x1000>;
+                       #interrupt-cells = <1>;
+                       valid-mask = <0x7ffffffc>;
+                       valid-wakeup-mask = <0x0>;
+               };
+
+               vic1: interrupt-controller@800c0000 {
+                       compatible = "arm,pl192-vic";
+                       interrupt-controller;
+                       reg = <0x800c0000 0x1000>;
+                       #interrupt-cells = <1>;
+                       valid-mask = <0x1fffffff>;
+                       valid-wakeup-mask = <0x0>;
+               };
+
+               timer: timer@80810000 {
+                       compatible = "cirrus,ep9301-timer";
+                       reg = <0x80810000 0x100>;
+                       interrupt-parent = <&vic1>;
+                       interrupts = <19>;
+               };
+
+               dma0: dma-controller@80000000 {
+                       compatible = "cirrus,ep9301-dma-m2p";
+                       reg = <0x80000000 0x0040>,
+                               <0x80000040 0x0040>,
+                               <0x80000080 0x0040>,
+                               <0x800000c0 0x0040>,
+                               <0x80000240 0x0040>,
+                               <0x80000200 0x0040>,
+                               <0x800002c0 0x0040>,
+                               <0x80000280 0x0040>,
+                               <0x80000340 0x0040>,
+                               <0x80000300 0x0040>;
+                       clocks = <&syscon EP93XX_CLK_M2P0>,
+                               <&syscon EP93XX_CLK_M2P1>,
+                               <&syscon EP93XX_CLK_M2P2>,
+                               <&syscon EP93XX_CLK_M2P3>,
+                               <&syscon EP93XX_CLK_M2P4>,
+                               <&syscon EP93XX_CLK_M2P5>,
+                               <&syscon EP93XX_CLK_M2P6>,
+                               <&syscon EP93XX_CLK_M2P7>,
+                               <&syscon EP93XX_CLK_M2P8>,
+                               <&syscon EP93XX_CLK_M2P9>;
+                       clock-names = "m2p0", "m2p1",
+                               "m2p2", "m2p3",
+                               "m2p4", "m2p5",
+                               "m2p6", "m2p7",
+                               "m2p8", "m2p9";
+                       dma-channels = <10>;
+                       interrupt-parent = <&vic0>;
+                       interrupts = <7>, <8>, <9>, <10>, <11>,
+                               <12>, <13>, <14>, <15>, <16>;
+               };
+
+               dma1: dma-controller@80000100 {
+                       compatible = "cirrus,ep9301-dma-m2m";
+                       reg = <0x80000100 0x0040>,
+                               <0x80000140 0x0040>;
+                       clocks = <&syscon EP93XX_CLK_M2M0>,
+                               <&syscon EP93XX_CLK_M2M1>;
+                       clock-names = "m2m0", "m2m1";
+                       dma-channels = <2>;
+                       interrupt-parent = <&vic0>;
+                       interrupts = <17>, <18>;
+               };
+
+               gpio0: gpio@80840000 {
+                       compatible = "cirrus,ep9301-gpio";
+                       chip-label = "A";
+                       reg = <0x80840000 0x04>,
+                       <0x80840010 0x04>,
+                       <0x80840090 0x1c>;
+                       reg-names = "data", "dir", "intr";
+                       gpio-controller;
+                       #gpio-cells = <2>;
+                       interrupt-controller;
+                       interrupt-parent = <&vic1>;
+                       interrupts = <27>;
+               };
+
+               gpio1: gpio@80840004 {
+                       compatible = "cirrus,ep9301-gpio";
+                       chip-label = "B";
+                       reg = <0x80840004 0x04>,
+                       <0x80840014 0x04>,
+                       <0x808400ac 0x1c>;
+                       reg-names = "data", "dir", "intr";
+                       gpio-controller;
+                       #gpio-cells = <2>;
+                       interrupt-controller;
+                       interrupt-parent = <&vic1>;
+                       interrupts = <27>;
+               };
+
+               gpio2: gpio@80840008 {
+                       compatible = "cirrus,ep9301-gpio";
+                       chip-label = "C";
+                       reg = <0x80840008 0x04>,
+                       <0x80840018 0x04>;
+                       reg-names = "data", "dir";
+                       gpio-controller;
+                       #gpio-cells = <2>;
+                       status = "disabled";
+                       pinctrl-names = "default";
+                       pinctrl-0 = <&gpio2_default_pins>;
+               };
+
+               gpio3: gpio@8084000c {
+                       compatible = "cirrus,ep9301-gpio";
+                       chip-label = "D";
+                       reg = <0x8084000c 0x04>,
+                       <0x8084001c 0x04>;
+                       reg-names = "data", "dir";
+                       gpio-controller;
+                       #gpio-cells = <2>;
+                       status = "disabled";
+                       pinctrl-names = "default";
+                       pinctrl-0 = <&gpio3_default_pins>;
+               };
+
+               gpio4: gpio@80840020 {
+                       compatible = "cirrus,ep9301-gpio";
+                       chip-label = "E";
+                       reg = <0x80840020 0x04>,
+                       <0x80840024 0x04>;
+                       reg-names = "data", "dir";
+                       gpio-controller;
+                       #gpio-cells = <2>;
+                       status = "disabled";
+                       pinctrl-names = "default";
+                       pinctrl-0 = <&gpio4_default_pins>;
+               };
+
+               gpio5: gpio@80840030 {
+                       compatible = "cirrus,ep9301-gpio";
+                       chip-label = "F";
+                       reg = <0x80840030 0x04>,
+                       <0x80840034 0x04>,
+                       <0x8084004c 0x1c>;
+                       reg-names = "data", "dir", "intr";
+                       gpio-controller;
+                       #gpio-cells = <2>;
+                       interrupt-controller;
+                       interrupts-extended = <&vic0 19>, <&vic0 20>,
+                               <&vic0 21>, <&vic0 22>,
+                               <&vic1 15>, <&vic1 16>,
+                               <&vic1 17>, <&vic1 18>;
+               };
+
+               gpio6: gpio@80840038 {
+                       compatible = "cirrus,ep9301-gpio";
+                       chip-label = "G";
+                       reg = <0x80840038 0x04>,
+                       <0x8084003c 0x04>;
+                       reg-names = "data", "dir";
+                       gpio-controller;
+                       #gpio-cells = <2>;
+                       status = "disabled";
+                       pinctrl-names = "default";
+                       pinctrl-0 = <&gpio6_default_pins>;
+               };
+
+               gpio7: gpio@80840040 {
+                       compatible = "cirrus,ep9301-gpio";
+                       chip-label = "H";
+                       reg = <0x80840040 0x04>,
+                       <0x80840044 0x04>;
+                       reg-names = "data", "dir";
+                       gpio-controller;
+                       #gpio-cells = <2>;
+                       status = "disabled";
+                       pinctrl-names = "default";
+                       pinctrl-0 = <&gpio7_default_pins>;
+               };
+
+               ide: ide@800a0000 {
+                       compatible = "cirrus,ep9312-pata";
+                       reg = <0x800a0000 0x38>;
+                       interrupt-parent = <&vic1>;
+                       interrupts = <8>;
+                       status = "disabled";
+                       pinctrl-names = "default";
+                       pinctrl-0 = <&ide_default_pins>;
+               };
+
+               uart0: uart@808c0000 {
+                       compatible = "arm,primecell";
+                       reg = <0x808c0000 0x1000>;
+                       arm,primecell-periphid = <0x00041010>;
+                       clocks = <&syscon EP93XX_CLK_UART1>, <&syscon EP93XX_CLK_UART>;
+                       clock-names = "apb:uart1", "apb_pclk";
+                       interrupt-parent = <&vic1>;
+                       interrupts = <20>;
+                       status = "disabled";
+               };
+
+               uart1: uart@808d0000 {
+                       compatible = "arm,primecell";
+                       reg = <0x808d0000 0x1000>;
+                       arm,primecell-periphid = <0x00041010>;
+                       clocks = <&syscon EP93XX_CLK_UART2>, <&syscon EP93XX_CLK_UART>;
+                       clock-names = "apb:uart2", "apb_pclk";
+                       interrupt-parent = <&vic1>;
+                       interrupts = <22>;
+                       status = "disabled";
+               };
+
+               uart2: uart@808b0000 {
+                       compatible = "arm,primecell";
+                       reg = <0x808b0000 0x1000>;
+                       arm,primecell-periphid = <0x00041010>;
+                       clocks = <&syscon EP93XX_CLK_UART3>, <&syscon EP93XX_CLK_UART>;
+                       clock-names = "apb:uart3", "apb_pclk";
+                       interrupt-parent = <&vic1>;
+                       interrupts = <23>;
+                       status = "disabled";
+               };
+
+               eth0: eth@80010000 {
+                       compatible = "cirrus,ep9301-eth";
+                       reg = <0x80010000 0x10000>;
+                       interrupt-parent = <&vic1>;
+                       interrupts = <7>;
+               };
+
+               rtc0: rtc@80920000 {
+                       compatible = "cirrus,ep9301-rtc";
+                       reg = <0x80920000 0x100>;
+               };
+
+               spi0: spi@808a0000 {
+                       compatible = "cirrus,ep9301-spi";
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+                       reg = <0x808a0000 0x18>;
+                       interrupt-parent = <&vic1>;
+                       interrupts = <21>;
+                       clocks = <&syscon EP93XX_CLK_SPI>;
+                       clock-names = "ep93xx-spi.0";
+                       cs-gpios = <&gpio5 2 0>;
+                       use_dma;
+                       pinctrl-names = "default";
+                       pinctrl-0 = <&spi_default_pins>;
+                       status = "disabled";
+               };
+
+               watchdog0: watchdog@80940000 {
+                       compatible = "cirrus,ep9301-wdt";
+                       reg = <0x80940000 0x08>;
+               };
+
+               pwm0: pwm@80910000 {
+                       compatible = "cirrus,ep9301-pwm";
+                       reg = <0x80910000 0x10>;
+                       clocks = <&syscon EP93XX_CLK_PWM>;
+                       clock-names = "pwm_clk";
+                       status = "disabled";
+               };
+
+               pwm1: pwm@80910020 {
+                       compatible = "cirrus,ep9301-pwm";
+                       reg = <0x80910020 0x10>;
+                       clocks = <&syscon EP93XX_CLK_PWM>;
+                       clock-names = "pwm_clk";
+                       status = "disabled";
+                       pinctrl-names = "default";
+                       pinctrl-0 = <&pwm1_default_pins>;
+               };
+       };
+
+       i2c0: i2c0 {
+               compatible = "i2c-gpio";
+               sda-gpios = <&gpio6 1 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>;
+               scl-gpios = <&gpio6 0 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>;
+               #address-cells = <1>;
+               #size-cells = <0>;
+               status = "disabled";
+       };
+
+       leds {
+               compatible = "gpio-leds";
+               led0 {
+                       label = "grled";
+                       gpios = <&gpio4 0 GPIO_ACTIVE_HIGH>;
+                       linux,default-trigger = "heartbeat";
+                       function = LED_FUNCTION_HEARTBEAT;
+               };
+
+               led1 {
+                       label = "rdled";
+                       gpios = <&gpio4 1 GPIO_ACTIVE_HIGH>;
+                       function = LED_FUNCTION_FAULT;
+               };
+       };
+};