feat(stm32mp15-fdts): add Linux Automation GmbH Fairy Tux 2
The Linux Automation Test FairyTux [1] is an embedded
software development tool built around the Octavo Systems OSD32MP15x SiP.
The device boots from eMMC.
[1]: https://linux-automation.com/en/products/fairy-tux.html
Change-Id: Ib50dab1b7a840275b0f3a5e2b9f2f99bec4a5636
Signed-off-by: Leonard Göhrs <l.goehrs@pengutronix.de>
Signed-off-by: Marco Felsch <m.felsch@pengutronix.de>
Signed-off-by: Ahmad Fatoum <a.fatoum@pengutronix.de>
diff --git a/fdts/stm32mp153c-lxa-fairytux2-fw-config.dts b/fdts/stm32mp153c-lxa-fairytux2-fw-config.dts
new file mode 100644
index 0000000..9ee09e9
--- /dev/null
+++ b/fdts/stm32mp153c-lxa-fairytux2-fw-config.dts
@@ -0,0 +1,7 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
+/*
+ * Copyright (c) 2021, STMicroelectronics - All Rights Reserved
+ */
+
+#define DDR_SIZE 0x20000000 /* 512MB */
+#include "stm32mp15-fw-config.dtsi"
diff --git a/fdts/stm32mp153c-lxa-fairytux2.dts b/fdts/stm32mp153c-lxa-fairytux2.dts
new file mode 100644
index 0000000..0729ae3
--- /dev/null
+++ b/fdts/stm32mp153c-lxa-fairytux2.dts
@@ -0,0 +1,160 @@
+/* SPDX-License-Identifier: (GPL-2.0-or-later OR BSD-3-Clause) */
+/*
+ * Copyright (C) 2020 STMicroelectronics - All Rights Reserved
+ * Copyright (C) 2021 Rouven Czerwinski, Pengutronix
+ * Copyright (C) 2024 Leonard Goehrs, Pengutronix
+ */
+
+/dts-v1/;
+
+#include "stm32mp153.dtsi"
+#include "stm32mp15xc.dtsi"
+#include "stm32mp15-ddr3-1x4Gb-1066-binG.dtsi"
+#include "stm32mp15xx-osd32.dtsi"
+#include "stm32mp15xxac-pinctrl.dtsi"
+
+/ {
+ model = "Linux Automation GmbH FairyTux 2";
+ compatible = "lxa,stm32mp153c-fairytux-2", "oct,stm32mp15xx-osd32", "st,stm32mp153";
+
+ aliases {
+ mmc1 = &sdmmc2;
+ serial0 = &uart4;
+ };
+
+ chosen {
+ stdout-path = &uart4;
+ };
+
+ led-controller-0 {
+ compatible = "gpio-leds";
+
+ led-0 {
+ label = "fairytux:green:status";
+ gpios = <&gpioa 13 1>;
+ linux,default-trigger = "heartbeat";
+ };
+ };
+
+ reg_3v3: regulator_3v3 {
+ compatible = "regulator-fixed";
+ regulator-name = "3V3";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-always-on;
+ vin-supply = <&v3v3>;
+ };
+};
+
+&pinctrl {
+ fairytux_sdmmc2_d47_pins_b: fairytux-sdmmc2-d47-1 {
+ pins {
+ pinmux = <STM32_PINMUX('A', 8, AF9)>, /* SDMMC2_D4 */
+ <STM32_PINMUX('A', 9, AF10)>, /* SDMMC2_D5 */
+ <STM32_PINMUX('C', 6, AF10)>, /* SDMMC2_D6 */
+ <STM32_PINMUX('C', 7, AF10)>; /* SDMMC2_D7 */
+ slew-rate = <1>;
+ drive-push-pull;
+ bias-disable;
+ };
+ };
+};
+
+/* VCO = 624 MHz => P = 208, Q = 48, R = 104 */
+&pll3 {
+ st,pll = <&pll3_cfg2>;
+
+ pll3_cfg2: pll3-cfg2 {
+ st,pll_vco = <&pll3_vco_624Mhz>;
+ st,pll_div_pqr = <2 12 5>;
+ };
+};
+
+/* VCO = 750.0 MHz => P = 125, Q = 75, R = 62.5 */
+&pll4 {
+ st,pll = <&pll4_cfg2>;
+
+ pll4_cfg2: pll4-cfg2 {
+ st,pll_vco = <&pll4_vco_750Mhz>;
+ st,pll_div_pqr = <5 9 11>;
+ };
+};
+
+&rcc {
+ /* change parent clocks */
+ st,clksrc = <
+ CLK_MPU_PLL1P
+ CLK_AXI_PLL2P
+ CLK_MCU_PLL3P
+ CLK_RTC_LSE
+ CLK_MCO1_DISABLED
+ CLK_MCO2_DISABLED
+ CLK_CKPER_HSE
+ CLK_FMC_ACLK
+ CLK_QSPI_ACLK
+ CLK_ETH_PLL4P
+ CLK_SDMMC12_PLL3R
+ CLK_DSI_DSIPLL
+ CLK_STGEN_HSE
+ CLK_USBPHY_HSE
+ CLK_SPI2S1_PLL3Q
+ CLK_SPI2S23_PLL3Q
+ CLK_SPI45_HSI
+ CLK_SPI6_HSI
+ CLK_I2C46_HSI
+ CLK_SDMMC3_DISABLED
+ CLK_USBO_USBPHY
+ CLK_ADC_CKPER
+ CLK_CEC_DISABLED
+ CLK_I2C12_HSI
+ CLK_I2C35_HSI
+ CLK_UART1_HSI
+ CLK_UART24_HSI
+ CLK_UART35_HSI
+ CLK_UART6_HSI
+ CLK_UART78_HSI
+ CLK_SPDIF_DISABLED
+ CLK_FDCAN_PLL3Q
+ CLK_SAI1_DISABLED
+ CLK_SAI2_DISABLED
+ CLK_SAI3_DISABLED
+ CLK_SAI4_DISABLED
+ CLK_RNG1_LSI
+ CLK_RNG2_LSI
+ CLK_LPTIM1_PCLK1
+ CLK_LPTIM23_PCLK3
+ CLK_LPTIM45_LSE
+ >;
+
+ st,pll_vco {
+ pll3_vco_624Mhz: pll3-vco-624Mhz {
+ src = <CLK_PLL3_HSE>;
+ divmn = <1 51>;
+ };
+
+ pll4_vco_750Mhz: pll4-vco-750Mhz {
+ src = <CLK_PLL4_HSE>;
+ divmn = <3 124>;
+ };
+ };
+};
+
+&sdmmc2 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&sdmmc2_b4_pins_a &fairytux_sdmmc2_d47_pins_b>;
+ bus-width = <8>;
+ mmc-ddr-3_3v;
+ no-1-8-v;
+ no-sd;
+ no-sdio;
+ non-removable;
+ st,neg-edge;
+ vmmc-supply = <®_3v3>;
+ status = "okay";
+};
+
+&uart4 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart4_pins_a>;
+ status = "okay";
+};