From: Magnus Damm <damm+rene...@opensource.se>
This is a back port to v4.16 of the following commits merged in v4.17-rc1:
ff938cd14d67 ARM: shmobile: stout: enable R-Car Gen2 regulator quirk
92bcfdb334ca ARM: dts: stout: Initial r8a7790 Stout board support
Thanks to Marek, Wolfram and Simon for the upstreaming efforts.
Not-Signed-off-by: Magnus Damm <damm+rene...@opensource.se>
---
arch/arm/boot/dts/Makefile | 1
arch/arm/boot/dts/r8a7790-stout.dts | 363 ++++++++++++++++++++
arch/arm/mach-shmobile/regulator-quirk-rcar-gen2.c | 23 -
3 files changed, 380 insertions(+), 7 deletions(-)
--- 0001/arch/arm/boot/dts/Makefile
+++ work/arch/arm/boot/dts/Makefile 2018-04-17 16:49:11.080607110 +0900
@@ -784,6 +784,7 @@ dtb-$(CONFIG_ARCH_RENESAS) += \
r8a7778-bockw.dtb \
r8a7779-marzen.dtb \
r8a7790-lager.dtb \
+ r8a7790-stout.dtb \
r8a7791-koelsch.dtb \
r8a7791-porter.dtb \
r8a7792-blanche.dtb \
--- /dev/null
+++ work/arch/arm/boot/dts/r8a7790-stout.dts 2018-04-17 16:49:12.100607110
+0900
@@ -0,0 +1,363 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Device Tree Source for the Stout board
+ *
+ * Copyright (C) 2018 Marek Vasut <marek.va...@gmail.com>
+ */
+
+/dts-v1/;
+#include "r8a7790.dtsi"
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/input.h>
+
+/ {
+ model = "Stout";
+ compatible = "renesas,stout", "renesas,r8a7790";
+
+ aliases {
+ serial0 = &scifa0;
+ };
+
+ chosen {
+ bootargs = "ignore_loglevel rw root=/dev/nfs ip=dhcp";
+ stdout-path = "serial0:115200n8";
+ };
+
+ memory@40000000 {
+ device_type = "memory";
+ reg = <0 0x40000000 0 0x40000000>;
+ };
+
+ leds {
+ compatible = "gpio-leds";
+ led1 {
+ gpios = <&gpio4 22 GPIO_ACTIVE_LOW>;
+ };
+ led2 {
+ gpios = <&gpio4 23 GPIO_ACTIVE_LOW>;
+ };
+ led3 {
+ gpios = <&gpio5 17 GPIO_ACTIVE_LOW>;
+ };
+ led5 {
+ gpios = <&gpio4 24 GPIO_ACTIVE_LOW>;
+ };
+ };
+
+ fixedregulator3v3: regulator-3v3 {
+ compatible = "regulator-fixed";
+ regulator-name = "fixed-3.3V";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ vcc_sdhi0: regulator-vcc-sdhi0 {
+ compatible = "regulator-fixed";
+
+ regulator-name = "SDHI0 Vcc";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+
+ gpio = <&gpio5 24 GPIO_ACTIVE_HIGH>;
+ enable-active-high;
+ };
+
+ hdmi-out {
+ compatible = "hdmi-connector";
+ type = "a";
+
+ port {
+ hdmi_con_out: endpoint {
+ remote-endpoint = <&adv7511_out>;
+ };
+ };
+ };
+
+ osc1_clk: osc1-clock {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <148500000>;
+ };
+
+ osc4_clk: osc4-clock {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <12000000>;
+ };
+};
+
+&du {
+ pinctrl-0 = <&du_pins>;
+ pinctrl-names = "default";
+ status = "okay";
+
+ clocks = <&cpg CPG_MOD 724>, <&cpg CPG_MOD 723>, <&cpg CPG_MOD 722>,
+ <&cpg CPG_MOD 726>, <&cpg CPG_MOD 725>,
+ <&osc1_clk>;
+ clock-names = "du.0", "du.1", "du.2", "lvds.0", "lvds.1", "dclkin.0";
+
+ ports {
+ port@0 {
+ endpoint {
+ remote-endpoint = <&adv7511_in>;
+ };
+ };
+ port@1 {
+ lvds_connector0: endpoint {
+ };
+ };
+ port@2 {
+ lvds_connector1: endpoint {
+ };
+ };
+ };
+};
+
+&extal_clk {
+ clock-frequency = <20000000>;
+};
+
+&pfc {
+
+ pinctrl-0 = <&scif_clk_pins>;
+ pinctrl-names = "default";
+
+ du_pins: du {
+ groups = "du_rgb888", "du_sync_1", "du_clk_out_0";
+ function = "du";
+ };
+
+ scifa0_pins: scifa0 {
+ groups = "scifa0_data_b";
+ function = "scifa0";
+ };
+
+ scif_clk_pins: scif_clk {
+ groups = "scif_clk";
+ function = "scif_clk";
+ };
+
+ ether_pins: ether {
+ groups = "eth_link", "eth_mdio", "eth_rmii";
+ function = "eth";
+ };
+
+ phy1_pins: phy1 {
+ groups = "intc_irq1";
+ function = "intc";
+ };
+
+ sdhi0_pins: sd0 {
+ groups = "sdhi0_data4", "sdhi0_ctrl";
+ function = "sdhi0";
+ power-source = <3300>;
+ };
+
+ qspi_pins: qspi {
+ groups = "qspi_ctrl", "qspi_data4";
+ function = "qspi";
+ };
+
+ iic2_pins: iic2 {
+ groups = "iic2_b";
+ function = "iic2";
+ };
+
+ iic3_pins: iic3 {
+ groups = "iic3";
+ function = "iic3";
+ };
+
+ usb0_pins: usb0 {
+ groups = "usb0";
+ function = "usb0";
+ };
+};
+
+ðer {
+ pinctrl-0 = <ðer_pins &phy1_pins>;
+ pinctrl-names = "default";
+
+ phy-handle = <&phy1>;
+ renesas,ether-link-active-low;
+ status = "okay";
+
+ phy1: ethernet-phy@1 {
+ reg = <1>;
+ interrupt-parent = <&irqc0>;
+ interrupts = <1 IRQ_TYPE_LEVEL_LOW>;
+ micrel,led-mode = <1>;
+ };
+};
+
+&cmt0 {
+ status = "okay";
+};
+
+&qspi {
+ pinctrl-0 = <&qspi_pins>;
+ pinctrl-names = "default";
+
+ status = "okay";
+
+ flash: flash@0 {
+ compatible = "spansion,s25fl512s", "jedec,spi-nor";
+ reg = <0>;
+ spi-max-frequency = <30000000>;
+ spi-tx-bus-width = <4>;
+ spi-rx-bus-width = <4>;
+ spi-cpha;
+ spi-cpol;
+ m25p,fast-read;
+
+ partitions {
+ compatible = "fixed-partitions";
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ partition@0 {
+ label = "loader";
+ reg = <0x00000000 0x00080000>;
+ read-only;
+ };
+ partition@80000 {
+ label = "uboot";
+ reg = <0x00080000 0x00040000>;
+ read-only;
+ };
+ partition@c0000 {
+ label = "uboot-env";
+ reg = <0x000c0000 0x00040000>;
+ read-only;
+ };
+ partition@100000 {
+ label = "flash";
+ reg = <0x00100000 0x03f00000>;
+ };
+ };
+ };
+};
+
+&scifa0 {
+ pinctrl-0 = <&scifa0_pins>;
+ pinctrl-names = "default";
+
+ status = "okay";
+};
+
+&scif_clk {
+ clock-frequency = <14745600>;
+};
+
+&sdhi0 {
+ pinctrl-0 = <&sdhi0_pins>;
+ pinctrl-names = "default";
+
+ vmmc-supply = <&vcc_sdhi0>;
+ cd-gpios = <&gpio3 6 GPIO_ACTIVE_LOW>;
+ status = "okay";
+};
+
+&cpu0 {
+ cpu0-supply = <&vdd_dvfs>;
+};
+
+&iic2 {
+ status = "okay";
+ pinctrl-0 = <&iic2_pins>;
+ pinctrl-names = "default";
+
+ clock-frequency = <100000>;
+
+ hdmi@39 {
+ compatible = "adi,adv7511w";
+ reg = <0x39>;
+ interrupt-parent = <&gpio1>;
+ interrupts = <15 IRQ_TYPE_LEVEL_LOW>;
+ clocks = <&osc4_clk>;
+ clock-names = "cec";
+
+ adi,input-depth = <8>;
+ adi,input-colorspace = "rgb";
+ adi,input-clock = "1x";
+ adi,input-style = <1>;
+ adi,input-justification = "evenly";
+
+ ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ port@0 {
+ reg = <0>;
+ adv7511_in: endpoint {
+ remote-endpoint = <&du_out_rgb>;
+ };
+ };
+
+ port@1 {
+ reg = <1>;
+ adv7511_out: endpoint {
+ remote-endpoint = <&hdmi_con_out>;
+ };
+ };
+ };
+ };
+};
+
+&iic3 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&iic3_pins>;
+ status = "okay";
+
+ pmic@58 {
+ compatible = "dlg,da9063";
+ reg = <0x58>;
+ interrupt-parent = <&irqc0>;
+ interrupts = <2 IRQ_TYPE_LEVEL_LOW>;
+ interrupt-controller;
+
+ rtc {
+ compatible = "dlg,da9063-rtc";
+ };
+
+ wdt {
+ compatible = "dlg,da9063-watchdog";
+ };
+ };
+
+ vdd_dvfs: regulator@68 {
+ compatible = "dlg,da9210";
+ reg = <0x68>;
+ interrupt-parent = <&irqc0>;
+ interrupts = <2 IRQ_TYPE_LEVEL_LOW>;
+
+ regulator-min-microvolt = <1000000>;
+ regulator-max-microvolt = <1000000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ vdd: regulator@70 {
+ compatible = "dlg,da9210";
+ reg = <0x70>;
+ interrupt-parent = <&irqc0>;
+ interrupts = <2 IRQ_TYPE_LEVEL_LOW>;
+
+ regulator-min-microvolt = <1000000>;
+ regulator-max-microvolt = <1000000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+};
+
+&pci0 {
+ status = "okay";
+ pinctrl-0 = <&usb0_pins>;
+ pinctrl-names = "default";
+};
+
+&usbphy {
+ status = "okay";
+};
--- 0001/arch/arm/mach-shmobile/regulator-quirk-rcar-gen2.c
+++ work/arch/arm/mach-shmobile/regulator-quirk-rcar-gen2.c 2018-04-17
16:49:03.320607110 +0900
@@ -1,9 +1,9 @@
/*
* R-Car Generation 2 da9063/da9210 regulator quirk
*
- * The r8a7790/lager and r8a7791/koelsch development boards have da9063 and
- * da9210 regulators. Both regulators have their interrupt request lines tied
- * to the same interrupt pin (IRQ2) on the SoC.
+ * Certain Gen2 development boards have an da9063 and one or more da9210
+ * regulators. All of these regulators have their interrupt request lines
+ * tied to the same interrupt pin (IRQ2) on the SoC.
*
* After cold boot or da9063-induced restart, both the da9063 and da9210 seem
* to assert their interrupt request lines. Hence as soon as one driver
@@ -50,7 +50,7 @@ static void __iomem *irqc;
static u8 da9063_irq_clr[] = { DA9063_REG_IRQ_MASK_A, 0xff, 0xff, 0xff, 0xff };
static u8 da9210_irq_clr[] = { DA9210_REG_MASK_A, 0xff, 0xff };
-static struct i2c_msg da9xxx_msgs[2] = {
+static struct i2c_msg da9xxx_msgs[3] = {
{
.addr = 0x58,
.len = ARRAY_SIZE(da9063_irq_clr),
@@ -59,6 +59,10 @@ static struct i2c_msg da9xxx_msgs[2] = {
.addr = 0x68,
.len = ARRAY_SIZE(da9210_irq_clr),
.buf = da9210_irq_clr,
+ }, {
+ .addr = 0x70,
+ .len = ARRAY_SIZE(da9210_irq_clr),
+ .buf = da9210_irq_clr,
},
};
@@ -85,11 +89,15 @@ static int regulator_quirk_notify(struct
dev_dbg(dev, "Detected %s\n", client->name);
if ((client->addr == 0x58 && !strcmp(client->name, "da9063")) ||
- (client->addr == 0x68 && !strcmp(client->name, "da9210"))) {
- int ret;
+ (client->addr == 0x68 && !strcmp(client->name, "da9210")) ||
+ (client->addr == 0x70 && !strcmp(client->name, "da9210"))) {
+ int ret, len;
+
+ /* There are two DA9210 on Stout, one on the other boards. */
+ len = of_machine_is_compatible("renesas,stout") ? 3 : 2;
dev_info(&client->dev, "clearing da9063/da9210 interrupts\n");
- ret = i2c_transfer(client->adapter, da9xxx_msgs,
ARRAY_SIZE(da9xxx_msgs));
+ ret = i2c_transfer(client->adapter, da9xxx_msgs, len);
if (ret != ARRAY_SIZE(da9xxx_msgs))
dev_err(&client->dev, "i2c error %d\n", ret);
}
@@ -118,6 +126,7 @@ static int __init rcar_gen2_regulator_qu
if (!of_machine_is_compatible("renesas,koelsch") &&
!of_machine_is_compatible("renesas,lager") &&
+ !of_machine_is_compatible("renesas,stout") &&
!of_machine_is_compatible("renesas,gose"))
return -ENODEV;
