@@ -2,15 +2,14 @@
/*
* Copyright (C) Linaro Ltd 2019 - All Rights Reserved
* Author: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
+ * Copyright (C) 2020 Marek Vasut <marex@denx.de>
*/
/dts-v1/;
-#include "stm32mp157.dtsi"
-#include "stm32mp15-pinctrl.dtsi"
-#include "stm32mp15xxac-pinctrl.dtsi"
-#include <dt-bindings/gpio/gpio.h>
-#include <dt-bindings/mfd/st,stpmic1.h>
+#include "stm32mp157a-dhcor-som.dtsi"
+/* Avenger96 uses DHCOR SoM configured for 1V8 IO operation */
+#include "stm32mp157a-dhcor-io1v8.dtsi"
/ {
model = "Arrow Electronics STM32MP157A Avenger96 board";
@@ -47,11 +46,6 @@ hdmi_con: endpoint {
};
};
- memory@c0000000 {
- device_type = "memory";
- reg = <0xc0000000 0x40000000>;
- };
-
led {
compatible = "gpio-leds";
led1 {
@@ -105,17 +99,6 @@ sound {
status = "okay";
};
- /* Enpirion EP3A8LQI U2 on the DHCOR */
- vdd_io: regulator-buck-io {
- compatible = "regulator-fixed";
- regulator-name = "buck-io";
- regulator-min-microvolt = <1800000>;
- regulator-max-microvolt = <1800000>;
- regulator-always-on;
- regulator-boot-on;
- vin-supply = <&vdd>;
- };
-
wlan_pwr: regulator-wlan {
compatible = "regulator-fixed";
@@ -206,148 +189,6 @@ &i2c2 { /* X6 I2C2 */
};
&i2c4 {
- pinctrl-names = "default";
- pinctrl-0 = <&i2c4_pins_a>;
- i2c-scl-rising-time-ns = <185>;
- i2c-scl-falling-time-ns = <20>;
- status = "okay";
- /delete-property/dmas;
- /delete-property/dma-names;
-
- pmic: stpmic@33 {
- compatible = "st,stpmic1";
- reg = <0x33>;
- interrupts-extended = <&gpioa 0 IRQ_TYPE_EDGE_FALLING>;
- interrupt-controller;
- #interrupt-cells = <2>;
- status = "okay";
-
- regulators {
- compatible = "st,stpmic1-regulators";
-
- ldo1-supply = <&v3v3>;
- ldo2-supply = <&v3v3>;
- ldo3-supply = <&vdd_ddr>;
- ldo5-supply = <&v3v3>;
- ldo6-supply = <&v3v3>;
- pwr_sw1-supply = <&bst_out>;
- pwr_sw2-supply = <&bst_out>;
-
- vddcore: buck1 {
- regulator-name = "vddcore";
- regulator-min-microvolt = <1200000>;
- regulator-max-microvolt = <1350000>;
- regulator-always-on;
- regulator-initial-mode = <0>;
- regulator-over-current-protection;
- };
-
- vdd_ddr: buck2 {
- regulator-name = "vdd_ddr";
- regulator-min-microvolt = <1350000>;
- regulator-max-microvolt = <1350000>;
- regulator-always-on;
- regulator-initial-mode = <0>;
- regulator-over-current-protection;
- };
-
- vdd: buck3 {
- regulator-name = "vdd";
- regulator-min-microvolt = <2900000>;
- regulator-max-microvolt = <2900000>;
- regulator-always-on;
- regulator-initial-mode = <0>;
- regulator-over-current-protection;
- };
-
- v3v3: buck4 {
- regulator-name = "v3v3";
- regulator-min-microvolt = <3300000>;
- regulator-max-microvolt = <3300000>;
- regulator-always-on;
- regulator-over-current-protection;
- regulator-initial-mode = <0>;
- };
-
- vdda: ldo1 {
- regulator-name = "vdda";
- regulator-min-microvolt = <2900000>;
- regulator-max-microvolt = <2900000>;
- interrupts = <IT_CURLIM_LDO1 0>;
- };
-
- v2v8: ldo2 {
- regulator-name = "v2v8";
- regulator-min-microvolt = <2800000>;
- regulator-max-microvolt = <2800000>;
- interrupts = <IT_CURLIM_LDO2 0>;
- };
-
- vtt_ddr: ldo3 {
- regulator-name = "vtt_ddr";
- regulator-min-microvolt = <500000>;
- regulator-max-microvolt = <750000>;
- regulator-always-on;
- regulator-over-current-protection;
- };
-
- vdd_usb: ldo4 {
- regulator-name = "vdd_usb";
- interrupts = <IT_CURLIM_LDO4 0>;
- };
-
- vdd_sd: ldo5 {
- regulator-name = "vdd_sd";
- regulator-min-microvolt = <2900000>;
- regulator-max-microvolt = <2900000>;
- interrupts = <IT_CURLIM_LDO5 0>;
- regulator-boot-on;
- };
-
- v1v8: ldo6 {
- regulator-name = "v1v8";
- regulator-min-microvolt = <1800000>;
- regulator-max-microvolt = <1800000>;
- interrupts = <IT_CURLIM_LDO6 0>;
- regulator-enable-ramp-delay = <300000>;
- };
-
- vref_ddr: vref_ddr {
- regulator-name = "vref_ddr";
- regulator-always-on;
- };
-
- bst_out: boost {
- regulator-name = "bst_out";
- interrupts = <IT_OCP_BOOST 0>;
- };
-
- vbus_otg: pwr_sw1 {
- regulator-name = "vbus_otg";
- interrupts = <IT_OCP_OTG 0>;
- regulator-active-discharge = <1>;
- };
-
- vbus_sw: pwr_sw2 {
- regulator-name = "vbus_sw";
- interrupts = <IT_OCP_SWOUT 0>;
- regulator-active-discharge = <1>;
- };
- };
-
- onkey {
- compatible = "st,stpmic1-onkey";
- interrupts = <IT_PONKEY_F 0>, <IT_PONKEY_R 1>;
- interrupt-names = "onkey-falling", "onkey-rising";
- status = "okay";
- };
-
- watchdog {
- compatible = "st,stpmic1-wdt";
- status = "disabled";
- };
- };
-
hdmi-transmitter@3d {
compatible = "adi,adv7513";
reg = <0x3d>, <0x2d>, <0x4d>, <0x5d>;
@@ -398,17 +239,6 @@ adv7513_i2s0: endpoint {
};
};
};
-
- eeprom@53 {
- compatible = "atmel,24c02";
- reg = <0x53>;
- pagesize = <16>;
- };
-};
-
-&iwdg2 {
- timeout-sec = <32>;
- status = "okay";
};
<dc {
@@ -442,38 +272,6 @@ &m_can2 {
status = "disabled";
};
-&pwr_regulators {
- vdd-supply = <&vdd_io>;
- vdd_3v3_usbfs-supply = <&vdd_usb>;
-};
-
-&qspi {
- pinctrl-names = "default", "sleep";
- pinctrl-0 = <&qspi_clk_pins_a &qspi_bk1_pins_a>;
- pinctrl-1 = <&qspi_clk_sleep_pins_a &qspi_bk1_sleep_pins_a>;
- reg = <0x58003000 0x1000>, <0x70000000 0x200000>;
- #address-cells = <1>;
- #size-cells = <0>;
- status = "okay";
-
- flash0: spi-flash@0 {
- compatible = "jedec,spi-nor";
- reg = <0>;
- spi-rx-bus-width = <4>;
- spi-max-frequency = <108000000>;
- #address-cells = <1>;
- #size-cells = <1>;
- };
-};
-
-&rng1 {
- status = "okay";
-};
-
-&rtc {
- status = "okay";
-};
-
&sai2 {
clocks = <&rcc SAI2>, <&rcc PLL3_Q>, <&rcc PLL3_R>;
pinctrl-names = "default", "sleep";
new file mode 100644
@@ -0,0 +1,23 @@
+// SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause)
+/*
+ * Copyright (C) Linaro Ltd 2019 - All Rights Reserved
+ * Author: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
+ * Copyright (C) 2020 Marek Vasut <marex@denx.de>
+ */
+
+/ {
+ /* Enpirion EP3A8LQI U2 on the DHCOR */
+ vdd_io: regulator-buck-io {
+ compatible = "regulator-fixed";
+ regulator-name = "buck-io";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-always-on;
+ regulator-boot-on;
+ vin-supply = <&vdd>;
+ };
+};
+
+&pwr_regulators {
+ vdd-supply = <&vdd_io>;
+};
new file mode 100644
@@ -0,0 +1,210 @@
+// SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause)
+/*
+ * Copyright (C) Linaro Ltd 2019 - All Rights Reserved
+ * Author: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
+ * Copyright (C) 2020 Marek Vasut <marex@denx.de>
+ */
+
+#include "stm32mp157.dtsi"
+#include "stm32mp15-pinctrl.dtsi"
+#include "stm32mp15xxac-pinctrl.dtsi"
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/mfd/st,stpmic1.h>
+
+/ {
+ aliases {
+ spi0 = &qspi;
+ };
+
+ memory@c0000000 {
+ device_type = "memory";
+ reg = <0xc0000000 0x40000000>;
+ };
+};
+
+&i2c4 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&i2c4_pins_a>;
+ i2c-scl-rising-time-ns = <185>;
+ i2c-scl-falling-time-ns = <20>;
+ status = "okay";
+ /delete-property/dmas;
+ /delete-property/dma-names;
+
+ pmic: stpmic@33 {
+ compatible = "st,stpmic1";
+ reg = <0x33>;
+ interrupts-extended = <&gpioa 0 IRQ_TYPE_EDGE_FALLING>;
+ interrupt-controller;
+ #interrupt-cells = <2>;
+ status = "okay";
+
+ regulators {
+ compatible = "st,stpmic1-regulators";
+
+ ldo1-supply = <&v3v3>;
+ ldo2-supply = <&v3v3>;
+ ldo3-supply = <&vdd_ddr>;
+ ldo5-supply = <&v3v3>;
+ ldo6-supply = <&v3v3>;
+ pwr_sw1-supply = <&bst_out>;
+ pwr_sw2-supply = <&bst_out>;
+
+ vddcore: buck1 {
+ regulator-name = "vddcore";
+ regulator-min-microvolt = <1200000>;
+ regulator-max-microvolt = <1350000>;
+ regulator-always-on;
+ regulator-initial-mode = <0>;
+ regulator-over-current-protection;
+ };
+
+ vdd_ddr: buck2 {
+ regulator-name = "vdd_ddr";
+ regulator-min-microvolt = <1350000>;
+ regulator-max-microvolt = <1350000>;
+ regulator-always-on;
+ regulator-initial-mode = <0>;
+ regulator-over-current-protection;
+ };
+
+ vdd: buck3 {
+ regulator-name = "vdd";
+ regulator-min-microvolt = <2900000>;
+ regulator-max-microvolt = <2900000>;
+ regulator-always-on;
+ regulator-initial-mode = <0>;
+ regulator-over-current-protection;
+ };
+
+ v3v3: buck4 {
+ regulator-name = "v3v3";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-always-on;
+ regulator-over-current-protection;
+ regulator-initial-mode = <0>;
+ };
+
+ vdda: ldo1 {
+ regulator-name = "vdda";
+ regulator-min-microvolt = <2900000>;
+ regulator-max-microvolt = <2900000>;
+ interrupts = <IT_CURLIM_LDO1 0>;
+ };
+
+ v2v8: ldo2 {
+ regulator-name = "v2v8";
+ regulator-min-microvolt = <2800000>;
+ regulator-max-microvolt = <2800000>;
+ interrupts = <IT_CURLIM_LDO2 0>;
+ };
+
+ vtt_ddr: ldo3 {
+ regulator-name = "vtt_ddr";
+ regulator-min-microvolt = <500000>;
+ regulator-max-microvolt = <750000>;
+ regulator-always-on;
+ regulator-over-current-protection;
+ };
+
+ vdd_usb: ldo4 {
+ regulator-name = "vdd_usb";
+ interrupts = <IT_CURLIM_LDO4 0>;
+ };
+
+ vdd_sd: ldo5 {
+ regulator-name = "vdd_sd";
+ regulator-min-microvolt = <2900000>;
+ regulator-max-microvolt = <2900000>;
+ interrupts = <IT_CURLIM_LDO5 0>;
+ regulator-boot-on;
+ };
+
+ v1v8: ldo6 {
+ regulator-name = "v1v8";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ interrupts = <IT_CURLIM_LDO6 0>;
+ regulator-enable-ramp-delay = <300000>;
+ };
+
+ vref_ddr: vref_ddr {
+ regulator-name = "vref_ddr";
+ regulator-always-on;
+ };
+
+ bst_out: boost {
+ regulator-name = "bst_out";
+ interrupts = <IT_OCP_BOOST 0>;
+ };
+
+ vbus_otg: pwr_sw1 {
+ regulator-name = "vbus_otg";
+ interrupts = <IT_OCP_OTG 0>;
+ regulator-active-discharge = <1>;
+ };
+
+ vbus_sw: pwr_sw2 {
+ regulator-name = "vbus_sw";
+ interrupts = <IT_OCP_SWOUT 0>;
+ regulator-active-discharge = <1>;
+ };
+ };
+
+ onkey {
+ compatible = "st,stpmic1-onkey";
+ interrupts = <IT_PONKEY_F 0>, <IT_PONKEY_R 1>;
+ interrupt-names = "onkey-falling", "onkey-rising";
+ status = "okay";
+ };
+
+ watchdog {
+ compatible = "st,stpmic1-wdt";
+ status = "disabled";
+ };
+ };
+
+ eeprom@53 {
+ compatible = "atmel,24c02";
+ reg = <0x53>;
+ pagesize = <16>;
+ };
+};
+
+&iwdg2 {
+ timeout-sec = <32>;
+ status = "okay";
+};
+
+&pwr_regulators {
+ vdd-supply = <&vdd>;
+ vdd_3v3_usbfs-supply = <&vdd_usb>;
+};
+
+&qspi {
+ pinctrl-names = "default", "sleep";
+ pinctrl-0 = <&qspi_clk_pins_a &qspi_bk1_pins_a>;
+ pinctrl-1 = <&qspi_clk_sleep_pins_a &qspi_bk1_sleep_pins_a>;
+ reg = <0x58003000 0x1000>, <0x70000000 0x200000>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "okay";
+
+ flash0: spi-flash@0 {
+ compatible = "jedec,spi-nor";
+ reg = <0>;
+ spi-rx-bus-width = <4>;
+ spi-max-frequency = <108000000>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ };
+};
+
+&rng1 {
+ status = "okay";
+};
+
+&rtc {
+ status = "okay";
+};
The Avenger96 is in fact an assembly of DH Electronics DHCOR SoM on top of an Avenger96 reference board. Split the DTs to reflect that and make sure to DHCOR SoM can be reused on other boards easily. Signed-off-by: Marek Vasut <marex@denx.de> Cc: Alexandre Torgue <alexandre.torgue@st.com> Cc: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org> Cc: Maxime Coquelin <mcoquelin.stm32@gmail.com> Cc: Patrice Chotard <patrice.chotard@st.com> Cc: Patrick Delaunay <patrick.delaunay@st.com> Cc: linux-stm32@st-md-mailman.stormreply.com To: linux-arm-kernel@lists.infradead.org --- arch/arm/boot/dts/stm32mp157a-avenger96.dts | 210 +----------------- .../arm/boot/dts/stm32mp157a-dhcor-io1v8.dtsi | 23 ++ arch/arm/boot/dts/stm32mp157a-dhcor-som.dtsi | 210 ++++++++++++++++++ 3 files changed, 237 insertions(+), 206 deletions(-) create mode 100644 arch/arm/boot/dts/stm32mp157a-dhcor-io1v8.dtsi create mode 100644 arch/arm/boot/dts/stm32mp157a-dhcor-som.dtsi