[U-Boot] [PATCH v1 3/4] ARM: dts: stm32mp157c-ed1: Add regulator node
Patrice Chotard
patrice.chotard at st.com
Wed Apr 4 12:30:42 UTC 2018
Add regulator nodes needed by stpmu1 regulator driver
Add vmmc-supply and vqmmc-supply regulator property for
sdmmc1 and sdmmc2.
Signed-off-by: Christophe Kerello <christophe.kerello at st.com>
Signed-off-by: Patrice Chotard <patrice.chotard at st.com>
---
arch/arm/dts/stm32mp157c-ed1.dts | 272 ++++++++++++++++++++++++++++++++++++
include/dt-bindings/mfd/st,stpmu1.h | 60 ++++++++
2 files changed, 332 insertions(+)
create mode 100644 include/dt-bindings/mfd/st,stpmu1.h
diff --git a/arch/arm/dts/stm32mp157c-ed1.dts b/arch/arm/dts/stm32mp157c-ed1.dts
index 4b20fabb717a..76e384775252 100644
--- a/arch/arm/dts/stm32mp157c-ed1.dts
+++ b/arch/arm/dts/stm32mp157c-ed1.dts
@@ -10,6 +10,7 @@
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>
#include <dt-bindings/pinctrl/stm32-pinfunc.h>
+#include <dt-bindings/mfd/st,stpmu1.h>
/ {
model = "STMicroelectronics STM32MP157C pmic eval daughter";
@@ -23,6 +24,19 @@
memory {
reg = <0xC0000000 0x40000000>;
};
+
+ sd_switch: regulator-sd_switch {
+ compatible = "regulator-gpio";
+ regulator-name = "sd_switch";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <2900000>;
+ regulator-type = "voltage";
+ regulator-always-on;
+
+ gpios = <&gpiof 14 GPIO_ACTIVE_HIGH>;
+ gpios-states = <0>;
+ states = <1800000 0x1 2900000 0x0>;
+ };
};
&gpioa {
@@ -141,6 +155,262 @@
interrupt-controller;
#interrupt-cells = <2>;
status = "okay";
+
+ st,main_control_register = <0x04>;
+ st,vin_control_register = <0xc0>;
+ st,usb_control_register = <0x30>;
+
+ regulators {
+ compatible = "st,stpmu1-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 = <800000>;
+ regulator-max-microvolt = <1350000>;
+ regulator-always-on;
+ regulator-initial-mode = <2>;
+ regulator-over-current-protection;
+
+ regulator-state-standby {
+ regulator-on-in-suspend;
+ regulator-suspend-microvolt = <1200000>;
+ regulator-mode = <8>;
+ };
+ regulator-state-mem {
+ regulator-off-in-suspend;
+ };
+ regulator-state-disk {
+ regulator-off-in-suspend;
+ };
+ };
+
+ vdd_ddr: buck2 {
+ regulator-name = "vdd_ddr";
+ regulator-min-microvolt = <1350000>;
+ regulator-max-microvolt = <1350000>;
+ regulator-always-on;
+ regulator-initial-mode = <2>;
+ regulator-over-current-protection;
+
+ regulator-state-standby {
+ regulator-suspend-microvolt = <1350000>;
+ regulator-on-in-suspend;
+ regulator-mode = <8>;
+ };
+ regulator-state-mem {
+ regulator-suspend-microvolt = <1350000>;
+ regulator-on-in-suspend;
+ regulator-mode = <8>;
+ };
+ regulator-state-disk {
+ regulator-off-in-suspend;
+ };
+ };
+
+ vdd: buck3 {
+ regulator-name = "vdd";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-always-on;
+ st,mask_reset;
+ regulator-initial-mode = <8>;
+ regulator-over-current-protection;
+
+ regulator-state-standby {
+ regulator-suspend-microvolt = <3300000>;
+ regulator-on-in-suspend;
+ regulator-mode = <8>;
+ };
+ regulator-state-mem {
+ regulator-suspend-microvolt = <3300000>;
+ regulator-on-in-suspend;
+ regulator-mode = <8>;
+ };
+ regulator-state-disk {
+ regulator-suspend-microvolt = <3300000>;
+ regulator-on-in-suspend;
+ regulator-mode = <8>;
+ };
+ };
+
+ v3v3: buck4 {
+ regulator-name = "v3v3";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-boot-on;
+ regulator-over-current-protection;
+ regulator-initial-mode = <8>;
+
+ regulator-state-standby {
+ regulator-suspend-microvolt = <3300000>;
+ regulator-unchanged-in-suspend;
+ regulator-mode = <8>;
+ };
+ regulator-state-mem {
+ regulator-off-in-suspend;
+ };
+ regulator-state-disk {
+ regulator-off-in-suspend;
+ };
+ };
+
+ vdda: ldo1 {
+ regulator-name = "vdda";
+ regulator-min-microvolt = <2900000>;
+ regulator-max-microvolt = <2900000>;
+ interrupts = <IT_CURLIM_LDO1 0>;
+ interrupt-parent = <&pmic>;
+
+ regulator-state-standby {
+ regulator-suspend-microvolt = <2900000>;
+ regulator-unchanged-in-suspend;
+ };
+ regulator-state-mem {
+ regulator-off-in-suspend;
+ };
+ regulator-state-disk {
+ regulator-off-in-suspend;
+ };
+ };
+
+ v2v8: ldo2 {
+ regulator-name = "v2v8";
+ regulator-min-microvolt = <2800000>;
+ regulator-max-microvolt = <2800000>;
+ interrupts = <IT_CURLIM_LDO2 0>;
+ interrupt-parent = <&pmic>;
+
+ regulator-state-standby {
+ regulator-suspend-microvolt = <2800000>;
+ regulator-unchanged-in-suspend;
+ };
+ regulator-state-mem {
+ regulator-off-in-suspend;
+ };
+ regulator-state-disk {
+ regulator-off-in-suspend;
+ };
+ };
+
+ vtt_ddr: ldo3 {
+ regulator-name = "vtt_ddr";
+ regulator-min-microvolt = <0000000>;
+ regulator-max-microvolt = <1000000>;
+ regulator-always-on;
+ regulator-over-current-protection;
+
+ regulator-state-standby {
+ regulator-off-in-suspend;
+ };
+ regulator-state-mem {
+ regulator-off-in-suspend;
+ };
+ regulator-state-disk {
+ regulator-off-in-suspend;
+ };
+ };
+
+ vdd_usb: ldo4 {
+ regulator-name = "vdd_usb";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ interrupts = <IT_CURLIM_LDO4 0>;
+ interrupt-parent = <&pmic>;
+
+ regulator-state-standby {
+ regulator-unchanged-in-suspend;
+ };
+ regulator-state-mem {
+ regulator-off-in-suspend;
+ };
+ regulator-state-disk {
+ regulator-off-in-suspend;
+ };
+ };
+
+ vdd_sd: ldo5 {
+ regulator-name = "vdd_sd";
+ regulator-min-microvolt = <2900000>;
+ regulator-max-microvolt = <2900000>;
+ interrupts = <IT_CURLIM_LDO5 0>;
+ interrupt-parent = <&pmic>;
+ regulator-boot-on;
+
+ regulator-state-standby {
+ regulator-suspend-microvolt = <2900000>;
+ regulator-unchanged-in-suspend;
+ };
+ regulator-state-mem {
+ regulator-off-in-suspend;
+ };
+ regulator-state-disk {
+ regulator-off-in-suspend;
+ };
+ };
+
+ v1v8: ldo6 {
+ regulator-name = "v1v8";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ interrupts = <IT_CURLIM_LDO6 0>;
+ interrupt-parent = <&pmic>;
+
+ regulator-state-standby {
+ regulator-suspend-microvolt = <1800000>;
+ regulator-unchanged-in-suspend;
+ };
+ regulator-state-mem {
+ regulator-off-in-suspend;
+ };
+ regulator-state-disk {
+ regulator-off-in-suspend;
+ };
+ };
+
+ vref_ddr: vref_ddr {
+ regulator-name = "vref_ddr";
+ regulator-always-on;
+ regulator-over-current-protection;
+
+ regulator-state-standby {
+ regulator-on-in-suspend;
+ };
+ regulator-state-mem {
+ regulator-on-in-suspend;
+ };
+ regulator-state-disk {
+ regulator-off-in-suspend;
+ };
+ };
+
+ bst_out: boost {
+ regulator-name = "bst_out";
+ interrupts = <IT_OCP_BOOST 0>;
+ interrupt-parent = <&pmic>;
+ };
+
+ vbus_otg: pwr_sw1 {
+ regulator-name = "vbus_otg";
+ interrupts = <IT_OCP_OTG 0>;
+ interrupt-parent = <&pmic>;
+ regulator-active-discharge;
+ };
+
+ vbus_sw: pwr_sw2 {
+ regulator-name = "vbus_sw";
+ interrupts = <IT_OCP_SWOUT 0>;
+ interrupt-parent = <&pmic>;
+ regulator-active-discharge;
+ };
+ };
};
};
@@ -152,6 +422,8 @@
st,negedge;
st,pin-ckin;
bus-width = <4>;
+ vmmc-supply = <&vdd_sd>;
+ vqmmc-supply = <&sd_switch>;
sd-uhs-sdr12;
sd-uhs-sdr25;
sd-uhs-sdr50;
diff --git a/include/dt-bindings/mfd/st,stpmu1.h b/include/dt-bindings/mfd/st,stpmu1.h
new file mode 100644
index 000000000000..81982ebe2c25
--- /dev/null
+++ b/include/dt-bindings/mfd/st,stpmu1.h
@@ -0,0 +1,60 @@
+/*
+ * This file is part of stpmu1 pmic driver
+ *
+ * Copyright (C) 2017, STMicroelectronics - All Rights Reserved
+ * Author: Pascal Paillet <p.paillet at st.com> for STMicroelectronics.
+ *
+ * License type: GPLv2
+ *
+ * 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.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE.
+ * See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef __DT_BINDINGS_STPMU1_H__
+#define __DT_BINDINGS_STPMU1_H__
+
+/* IRQ definitions */
+#define IT_PONKEY_F 0
+#define IT_PONKEY_R 1
+#define IT_WAKEUP_F 2
+#define IT_WAKEUP_R 3
+#define IT_VBUS_OTG_F 4
+#define IT_VBUS_OTG_R 5
+#define IT_SWOUT_F 6
+#define IT_SWOUT_R 7
+
+#define IT_CURLIM_BUCK1 8
+#define IT_CURLIM_BUCK2 9
+#define IT_CURLIM_BUCK3 10
+#define IT_CURLIM_BUCK4 11
+#define IT_OCP_OTG 12
+#define IT_OCP_SWOUT 13
+#define IT_OCP_BOOST 14
+#define IT_OVP_BOOST 15
+
+#define IT_CURLIM_LDO1 16
+#define IT_CURLIM_LDO2 17
+#define IT_CURLIM_LDO3 18
+#define IT_CURLIM_LDO4 19
+#define IT_CURLIM_LDO5 20
+#define IT_CURLIM_LDO6 21
+#define IT_SHORT_SWOTG 22
+#define IT_SHORT_SWOUT 23
+
+#define IT_TWARN_F 24
+#define IT_TWARN_R 25
+#define IT_VINLOW_F 26
+#define IT_VINLOW_R 27
+#define IT_SWIN_F 30
+#define IT_SWIN_R 31
+
+#endif /* __DT_BINDINGS_STPMU1_H__ */
--
1.9.1
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