Re: [PATCH v2 5/7] ARM: dts: Add exynos3250-artik5 dtsi file for ARTIK5 module

From: Krzysztof Kozlowski
Date: Mon Mar 14 2016 - 22:34:15 EST


On 15.03.2016 11:08, Chanwoo Choi wrote:
> This patch adds the support for Device Tree source for Samsung ARTIK5 module[1]
> based on Exynos3250 SoC. The ARTIK5 module includes the follwoing devices:
> - Application Processor (Samsung Exynos3250)
> - WiFi/BT Combo chip (Broadcom4354)
> - PMIC (Samsung S2MPS14)
> - eMMC (4GB)
> - DRAM LPDDR3 (512MB)
> - Connectors pin (60 Pins x 3 set)
>
> Also, this patch adds the ARTIK5 evaluation board[2] dts file which includes
> the ARTIK5 module[1] and have the devices such as sound codec, sd card port,
> ethernet port, uart port and so on.
>
> [1] https://www.artik.io/hardware/artik-5
> [2] http://www.digikey.com/product-search/en?FV=ffecca14
>
> Signed-off-by: Chanwoo Choi <cw00.choi@xxxxxxxxxxx>
> Signed-off-by: Jaehoon Chung <jh80.chung@xxxxxxxxxxx>
> Signed-off-by: Andi Shyti <andi.shyti@xxxxxxxxxxx>
> ---
> .../bindings/arm/samsung/samsung-boards.txt | 2 +
> arch/arm/boot/dts/Makefile | 1 +
> arch/arm/boot/dts/exynos3250-artik5-eval.dts | 26 ++
> arch/arm/boot/dts/exynos3250-artik5.dtsi | 334 +++++++++++++++++++++
> 4 files changed, 363 insertions(+)
> create mode 100644 arch/arm/boot/dts/exynos3250-artik5-eval.dts
> create mode 100644 arch/arm/boot/dts/exynos3250-artik5.dtsi
>
> diff --git a/Documentation/devicetree/bindings/arm/samsung/samsung-boards.txt b/Documentation/devicetree/bindings/arm/samsung/samsung-boards.txt
> index 12129c011c8f..f5deace2b380 100644
> --- a/Documentation/devicetree/bindings/arm/samsung/samsung-boards.txt
> +++ b/Documentation/devicetree/bindings/arm/samsung/samsung-boards.txt
> @@ -2,6 +2,8 @@
>
> Required root node properties:
> - compatible = should be one or more of the following.
> + - "samsung,artik5" - for Exynos3250-based Samsung ARTIK5 module.
> + - "samsung,artik5-eval" - for Exynos3250-based Samsung ARTIK5 eval board.
> - "samsung,monk" - for Exynos3250-based Samsung Simband board.
> - "samsung,rinato" - for Exynos3250-based Samsung Gear2 board.
> - "samsung,smdkv310" - for Exynos4210-based Samsung SMDKV310 eval board.
> diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
> index a4a6d70e8b26..85cd586ea3d2 100644
> --- a/arch/arm/boot/dts/Makefile
> +++ b/arch/arm/boot/dts/Makefile
> @@ -108,6 +108,7 @@ dtb-$(CONFIG_ARCH_DIGICOLOR) += \
> dtb-$(CONFIG_ARCH_EFM32) += \
> efm32gg-dk3750.dtb
> dtb-$(CONFIG_ARCH_EXYNOS3) += \
> + exynos3250-artik5-eval.dtb \
> exynos3250-monk.dtb \
> exynos3250-rinato.dtb
> dtb-$(CONFIG_ARCH_EXYNOS4) += \
> diff --git a/arch/arm/boot/dts/exynos3250-artik5-eval.dts b/arch/arm/boot/dts/exynos3250-artik5-eval.dts
> new file mode 100644
> index 000000000000..b476154590a5
> --- /dev/null
> +++ b/arch/arm/boot/dts/exynos3250-artik5-eval.dts
> @@ -0,0 +1,26 @@
> +/*
> + * Samsung's Exynos3250 based ARTIK5 evaluation board device tree source
> + *
> + * Copyright (c) 2016 Samsung Electronics Co., Ltd.
> + * http://www.samsung.com
> + *
> + * Device tree source file for Samsung's ARTIK5 evaluation board
> + * which is based on Samsung Exynos3250 SoC.
> + *
> + * 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.
> + */
> +
> +/dts-v1/;
> +#include "exynos3250-artik5.dtsi"
> +
> +/ {
> + model = "Samsung ARTIK5 evaluation board";
> + compatible = "samsung,artik5-eval", "samsung,artik5",
> + "samsung,exynos3250", "samsung,exynos3";
> +};
> +
> +&serial_2 {
> + status = "okay";
> +};
> diff --git a/arch/arm/boot/dts/exynos3250-artik5.dtsi b/arch/arm/boot/dts/exynos3250-artik5.dtsi
> new file mode 100644
> index 000000000000..206625ba8cf2
> --- /dev/null
> +++ b/arch/arm/boot/dts/exynos3250-artik5.dtsi
> @@ -0,0 +1,334 @@
> +/*
> + * Samsung's Exynos3250 based ARTIK5 module device tree source
> + *
> + * Copyright (c) 2016 Samsung Electronics Co., Ltd.
> + * http://www.samsung.com
> + *
> + * Device tree source file for Samsung's ARTIK5 module which is based on
> + * Samsung Exynos3250 SoC.
> + *
> + * 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.
> + */
> +
> +#include "exynos3250.dtsi"
> +#include <dt-bindings/clock/samsung,s2mps11.h>
> +#include <dt-bindings/interrupt-controller/irq.h>
> +#include <dt-bindings/gpio/gpio.h>

Alphabetical order for dt-bindings includes: interrupt at the end.

> +
> +/ {
> + compatible = "samsung,artik5", "samsung,exynos3250", "samsung,exynos3";
> +
> + chosen {
> + stdout-path = &serial_2;
> + };
> +
> + memory {
> + reg = <0x40000000 0x1ff00000>;
> + };
> +
> + firmware@0205F000 {

I meant same case for every hex, also in device node.

> + compatible = "samsung,secure-firmware";
> + reg = <0x0205f000 0x1000>;
> + };
> +
> + thermal-zones {
> + cpu_thermal: cpu-thermal {
> + cooling-maps {
> + map0 {
> + /* Corresponds to 500MHz */
> + cooling-device = <&cpu0 5 5>;
> + };
> + map1 {
> + /* Corresponds to 200MHz */
> + cooling-device = <&cpu0 8 8>;
> + };
> + };
> + };
> + };
> +};
> +
> +&adc {
> + vdd-supply = <&ldo7_reg>;
> + assigned-clocks = <&cmu CLK_SCLK_TSADC>;
> + assigned-clock-rates = <6000000>;
> +};
> +
> +&cpu0 {
> + cpu0-supply = <&buck2_reg>;
> +};
> +
> +&i2c_0 {
> + #address-cells = <1>;
> + #size-cells = <0>;
> + samsung,i2c-sda-delay = <100>;
> + samsung,i2c-slave-addr = <0x10>;
> + samsung,i2c-max-bus-freq = <100000>;
> + status = "okay";
> +
> + s2mps14_pmic@66 {
> + compatible = "samsung,s2mps14-pmic";
> + interrupt-parent = <&gpx3>;
> + interrupts = <5 IRQ_TYPE_NONE>;
> + reg = <0x66>;
> +
> + s2mps14_osc: clocks {
> + compatible = "samsung,s2mps14-clk";
> + #clock-cells = <1>;
> + clock-output-names = "s2mps14_ap", "unused",
> + "s2mps14_bt";
> + };
> +
> + regulators {
> + ldo1_reg: LDO1 {
> + /* VDD_ALIVE15x */
> + regulator-name = "VLDO1_1.0V";
> + regulator-min-microvolt = <1000000>;
> + regulator-max-microvolt = <1000000>;
> + regulator-always-on;
> + };
> +
> + ldo2_reg: LDO2 {
> + /* VDDQM176 ~ VDDQM185 */
> + regulator-name = "VLDO2_1.2V";
> + regulator-min-microvolt = <1200000>;
> + regulator-max-microvolt = <1200000>;
> + regulator-always-on;
> + };
> +
> + ldo3_reg: LDO3 {
> + /*
> + * VDD1_E106 ~ VDD1_E111
> + * DVDD_RTC_AP, DVDD_MMC2_AP
> + */
> + regulator-name = "VLDO3_1.8V";
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + regulator-always-on;
> + };
> +
> + ldo4_reg: LDO4 {
> + /* AVDD_PLL1120 ~ AVDD_PLL11201 */
> + regulator-name = "VLDO4_1.8V";
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + regulator-always-on;
> + };
> +
> + ldo5_reg: LDO5 {
> + /* VDDI_PLL_ISO141 ~ VDDI_PLL_ISO142 */
> + regulator-name = "VLDO5_1.0V";
> + regulator-min-microvolt = <1000000>;
> + regulator-max-microvolt = <1000000>;
> + regulator-always-on;
> + };
> +
> + ldo6_reg: LDO6 {
> + /* VDD_USB, VDD10_HSIC */
> + regulator-name = "VLDO6_1.0V";
> + regulator-min-microvolt = <1000000>;
> + regulator-max-microvolt = <1000000>;
> + regulator-always-on;
> + };
> +
> + ldo7_reg: LDO7 {
> + /*
> + * VDD18P, AVDD18_TS, AVDD18_HSIC, AVDD_PLL2,
> + * AVDD_ADC, AVDD_ABB_0, M4S_VDD18
> + */
> + regulator-name = "VLDO7_1.8V";
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + regulator-always-on;
> + };
> +
> + ldo8_reg: LDO8 {
> + /* AVDD33_UOTG */
> + regulator-name = "VLDO8_3.0V";
> + regulator-min-microvolt = <3000000>;
> + regulator-max-microvolt = <3000000>;
> + regulator-always-on;
> + };
> +
> + ldo9_reg: LDO9 {
> + /* VDDQ_E86 ~ VDDQ_E105*/
> + regulator-name = "VLDO9_1.2V";
> + regulator-min-microvolt = <1200000>;
> + regulator-max-microvolt = <1200000>;
> + regulator-always-on;
> + };
> +
> + ldo10_reg: LDO10 {
> + regulator-name = "VLDO10_1.0V";
> + regulator-min-microvolt = <1000000>;
> + regulator-max-microvolt = <1000000>;
> + };
> +
> + ldo11_reg: LDO11 {
> + /* VDD74 ~ VDD75 */
> + regulator-name = "VLDO11_1.8V";
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + samsung,ext-control-gpios = <&gpk0 2 GPIO_ACTIVE_HIGH>;
> + };
> +
> + ldo12_reg: LDO12 {
> + /* VDD72 ~ VDD73 */
> + regulator-name = "VLDO12_2.8V";
> + regulator-min-microvolt = <2800000>;
> + regulator-max-microvolt = <2800000>;
> + samsung,ext-control-gpios = <&gpk0 2 GPIO_ACTIVE_HIGH>;
> + };
> +
> + ldo13_reg: LDO13 {
> + regulator-name = "VLDO13_2.8V";
> + regulator-min-microvolt = <2800000>;
> + regulator-max-microvolt = <2800000>;
> + };
> +
> + ldo14_reg: LDO14 {
> + regulator-name = "VLDO14_2.7V";
> + regulator-min-microvolt = <2700000>;
> + regulator-max-microvolt = <2700000>;
> + };
> +
> + ldo15_reg: LDO15 {
> + regulator-name = "VLDO_3.3V";
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> + };
> +
> + ldo16_reg: LDO16 {
> + regulator-name = "VLDO16_3.3V";
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> + };
> +
> + ldo17_reg: LDO17 {
> + regulator-name = "VLDO17_3.0V";
> + regulator-min-microvolt = <3000000>;
> + regulator-max-microvolt = <3000000>;
> + };
> +
> + ldo18_reg: LDO18 {
> + /* DVDD_MMC2_AP */
> + regulator-name = "VLDO18_2.8V";
> + regulator-min-microvolt = <2800000>;
> + regulator-max-microvolt = <2800000>;
> + };
> +
> + ldo19_reg: LDO19 {
> + regulator-name = "VLDO19_1.8V";
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + };
> +
> + ldo20_reg: LDO20 {
> + regulator-name = "VLDO20_1.8V";
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + };
> +
> + ldo21_reg: LDO21 {
> + regulator-name = "VLDO21_1.25V";
> + regulator-min-microvolt = <1250000>;
> + regulator-max-microvolt = <1250000>;
> + };
> +
> + ldo22_reg: LDO22 {
> + regulator-name = "VLDO22_1.2V";
> + regulator-min-microvolt = <1200000>;
> + regulator-max-microvolt = <1200000>;
> + };
> +
> + ldo23_reg: LDO23 {
> + /* Xi2c3_SDA/SCL, Xi2c7_SDA/SCL, WLAN_SDIO */
> + regulator-name = "VLDO23_1.8V";
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + };
> +
> + ldo24_reg: LDO24 {
> + regulator-name = "VLDO24_3.0V";
> + regulator-min-microvolt = <3000000>;
> + regulator-max-microvolt = <3000000>;
> + };
> +
> + ldo25_reg: LDO25 {
> + regulator-name = "VLDO25_3.0V";
> + regulator-min-microvolt = <3000000>;
> + regulator-max-microvolt = <3000000>;
> + };
> +
> + buck1_reg: BUCK1 {
> + /* VDD_MIF */
> + regulator-name = "VBUCK1_1.0V";
> + regulator-min-microvolt = <800000>;
> + regulator-max-microvolt = <1000000>;
> + regulator-always-on;
> + };
> +
> + buck2_reg: BUCK2 {
> + /* VDD_CPU */
> + regulator-name = "VBUCK2_1.2V";
> + regulator-min-microvolt = <850000>;
> + regulator-max-microvolt = <1200000>;
> + regulator-always-on;
> + };
> +
> + buck3_reg: BUCK3 {
> + /* VDD_G3D */
> + regulator-name = "VBUCK3_1.0V";
> + regulator-min-microvolt = <850000>;
> + regulator-max-microvolt = <1000000>;
> + regulator-always-on;
> + };
> +
> + buck4_reg: BUCK4 {
> + regulator-name = "VBUCK4_1.95V";
> + regulator-min-microvolt = <1950000>;
> + regulator-max-microvolt = <1950000>;
> + regulator-always-on;
> + };
> +
> + buck5_reg: BUCK5 {
> + regulator-name = "VBUCK5_1.35V";
> + regulator-min-microvolt = <1350000>;
> + regulator-max-microvolt = <1350000>;
> + regulator-always-on;
> + };
> + };
> + };
> +};
> +
> +&mshc_0 {
> + num-slots = <1>;
> + non-removable;
> + cap-mmc-highspeed;
> + card-detect-delay = <200>;
> + vmmc-supply = <&ldo12_reg>;
> + clock-frequency = <100000000>;
> + clock-freq-min-max = <400000 100000000>;
> + samsung,dw-mshc-ciu-div = <1>;
> + samsung,dw-mshc-sdr-timing = <0 1>;
> + samsung,dw-mshc-ddr-timing = <1 2>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&sd0_cmd &sd0_bus1 &sd0_bus4 &sd0_bus8>;
> + bus-width = <8>;
> + status = "okay";
> +};
> +
> +&tmu {
> + status = "okay";
> +};
> +
> +&rtc {
> + clocks = <&cmu CLK_RTC>, <&s2mps14_osc S2MPS11_CLK_AP>;
> + clock-names = "rtc", "rtc_src";
> + status = "okay";
> +};

Alphabetical order please, so rtc before tmu.

These are minor nits, so no need to resend. I can fix them when applying
(but if resend happens then please fix them).

Reviewed-by: Krzysztof Kozlowski <k.kozlowski@xxxxxxxxxxx>



Best regards,

Krzysztof

> +
> +&xusbxti {
> + clock-frequency = <24000000>;
> +};
>