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;