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Date: Mon, 22 Aug 2016 16:28:26 +0800
From: Ayaka <ayaka@...lik.info>
To: Marek Szyprowski <m.szyprowski@...sung.com>
Cc: devicetree@...r.kernel.org, robh+dt@...nel.org,
mark.rutland@....com, linux@...linux.org.uk, kgene@...nel.org,
krzk@...nel.org, linux-arm-kernel@...ts.infradead.org,
linux-samsung-soc@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/2] ARM: dts: Add TOPEET itop core board SCP package version
Thank you
從我的 iPad 傳送
> Marek Szyprowski <m.szyprowski@...sung.com> 於 2016年8月22日 下午2:50 寫道：
>
> Dear Randy,
>
>
>> On 2016-08-21 22:04, Randy Li wrote:
>> The TOPEET itop is a samsung exnynos 4412 core board, which have
>> two package versions. This patch add the support for SCP version.
>>
>> Currently supported are USB3503A HSIC, USB OTG, eMMC, RTC and PMIC.
>> The future features are in the based board. Also MFC and watchdog
>> have been enabled.
>>
>> Signed-off-by: Randy Li <ayaka@...lik.info>
>> ---
>> arch/arm/boot/dts/exynos4412-itop-scp-core.dtsi | 434 ++++++++++++++++++++++++
>> 1 file changed, 434 insertions(+)
>> create mode 100644 arch/arm/boot/dts/exynos4412-itop-scp-core.dtsi
>>
>> diff --git a/arch/arm/boot/dts/exynos4412-itop-scp-core.dtsi b/arch/arm/boot/dts/exynos4412-itop-scp-core.dtsi
>> new file mode 100644
>> index 0000000..0860ee6
>> --- /dev/null
>> +++ b/arch/arm/boot/dts/exynos4412-itop-scp-core.dtsi
>> @@ -0,0 +1,434 @@
>> +/*
>> + * TOPEET's Exynos4412 based itop board device tree source
>> + *
>> + * Copyright (c) 2016 SUMOMO Computer Association
>> + * https://www.sumomo.mobi
>> + * Randy Li <ayaka@...lik.info>
>> + *
>> + * Device tree source file for TOPEET iTop Exynos 4412 SCP package core
>> + * board which is based on Samsung's Exynos4412 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 "exynos4412.dtsi"
>> +#include <dt-bindings/gpio/gpio.h>
>> +#include <dt-bindings/input/input.h>
>> +
>> +/ {
>> + memory {
>> + reg = <0x40000000 0x40000000>;
>> + };
>> +
>> + firmware@...3F000 {
>> + compatible = "samsung,secure-firmware";
>> + reg = <0x0203F000 0x1000>;
>> + };
>> +
>> + display-timings {
>> + native-mode = <&timing0>;
>> + timing0: timing {
>> + clock-frequency = <47500000>;
>> + hactive = <1024>;
>> + vactive = <600>;
>> + hfront-porch = <64>;
>> + hback-porch = <16>;
>> + hsync-len = <48>;
>> + vback-porch = <64>;
>> + vfront-porch = <16>;
>> + vsync-len = <3>;
>> + };
>> + };
>> +
>> + fixed-rate-clocks {
>> + xxti {
>> + compatible = "samsung,clock-xxti";
>> + clock-frequency = <0>;
>> + };
>> +
>> + xusbxti {
>> + compatible = "samsung,clock-xusbxti";
>> + clock-frequency = <24000000>;
>> + };
>> + };
>> +
>> + usb-hub {
>> + compatible = "smsc,usb3503a";
>> + reset-gpios = <&gpm2 4 GPIO_ACTIVE_LOW>;
>> + connect-gpios = <&gpm3 3 GPIO_ACTIVE_HIGH>;
>> + intn-gpios = <&gpx2 3 GPIO_ACTIVE_HIGH>;
>> + pinctrl-names = "default";
>> + pinctrl-0 = <&hsic_reset>;
>> + };
>> +};
>> +
>> +&cpu0 {
>> + cpu0-supply = <&buck2_reg>;
>> +};
>> +
>> +&i2c_1 {
>> + #address-cells = <1>;
>> + #size-cells = <0>;
>> + samsung,i2c-sda-delay = <100>;
>> + samsung,i2c-max-bus-freq = <400000>;
>> + pinctrl-0 = <&i2c1_bus>;
>> + pinctrl-names = "default";
>> + status = "okay";
>> +
>> + s5m8767_pmic@66 {
>> + compatible = "samsung,s5m8767-pmic";
>> + reg = <0x66>;
>> +
>> + s5m8767,pmic-buck-default-dvs-idx = <3>;
>> +
>> + s5m8767,pmic-buck-dvs-gpios = <&gpb 5 GPIO_ACTIVE_HIGH>,
>> + <&gpb 6 GPIO_ACTIVE_HIGH>,
>> + <&gpb 7 GPIO_ACTIVE_HIGH>;
>> +
>> + s5m8767,pmic-buck-ds-gpios = <&gpm3 5 GPIO_ACTIVE_HIGH>,
>> + <&gpm3 6 GPIO_ACTIVE_HIGH>,
>> + <&gpm3 7 GPIO_ACTIVE_HIGH>;
>> +
>> + /* VDD_ARM */
>> + s5m8767,pmic-buck2-dvs-voltage = <1356250>, <1300000>,
>> + <1243750>, <1118750>,
>> + <1068750>, <1012500>,
>> + <956250>, <900000>;
>> + /* VDD_INT */
>> + s5m8767,pmic-buck3-dvs-voltage = <1000000>, <1000000>,
>> + <925000>, <925000>,
>> + <887500>, <887500>,
>> + <850000>, <850000>;
>> + /* VDD_G3D */
>> + s5m8767,pmic-buck4-dvs-voltage = <1081250>, <1081250>,
>> + <1025000>, <950000>,
>> + <918750>, <900000>,
>> + <875000>, <831250>;
>> +
>> + regulators {
>> + ldo1_reg: LDO1 {
>> + regulator-name = "VDD_ALIVE";
>> + regulator-min-microvolt = <1100000>;
>> + regulator-max-microvolt = <1100000>;
>> + regulator-always-on;
>> + regulator-boot-on;
>> + op_mode = <1>; /* Normal Mode */
>> + };
>> +
>> + /* SCP uses 1.5v, POP uses 1.2v */
>> + ldo2_reg: LDO2 {
>> + regulator-name = "VDDQ_M12";
>> + regulator-min-microvolt = <1500000>;
>> + regulator-max-microvolt = <1500000>;
>> + regulator-always-on;
>> + regulator-boot-on;
>> + op_mode = <1>; /* Normal Mode */
>> + };
>> +
>> + ldo3_reg: LDO3 {
>> + regulator-name = "VDDIOAP_18";
>> + regulator-min-microvolt = <1800000>;
>> + regulator-max-microvolt = <1800000>;
>> + regulator-always-on;
>> + op_mode = <1>; /* Normal Mode */
>> + };
>> +
>> + ldo4_reg: LDO4 {
>> + regulator-name = "VDDQ_PRE";
>> + regulator-min-microvolt = <1800000>;
>> + regulator-max-microvolt = <1800000>;
>> + regulator-always-on;
>> + op_mode = <1>; /* Normal Mode */
>> + };
>> +
>> + ldo6_reg: LDO6 {
>> + regulator-name = "VDD10_MPLL";
>> + regulator-min-microvolt = <1000000>;
>> + regulator-max-microvolt = <1000000>;
>> + regulator-always-on;
>> + op_mode = <1>; /* Normal Mode */
>> + };
>> +
>> + ldo7_reg: LDO7 {
>> + regulator-name = "VDD10_XPLL";
>> + regulator-min-microvolt = <1000000>;
>> + regulator-max-microvolt = <1000000>;
>> + regulator-always-on;
>> + op_mode = <1>; /* Normal Mode */
>> + };
>> +
>> + ldo8_reg: LDO8 {
>> + regulator-name = "VDD10_MIPI";
>> + regulator-min-microvolt = <1000000>;
>> + regulator-max-microvolt = <1000000>;
>> + op_mode = <1>; /* Normal Mode */
>> + };
>> +
>> + ldo9_reg: LDO9 {
>> + regulator-name = "VDD33_LCD";
>> + regulator-min-microvolt = <3300000>;
>> + regulator-max-microvolt = <3300000>;
>> + op_mode = <1>; /* Normal Mode */
>> + };
>> +
>> + ldo10_reg: LDO10 {
>> + regulator-name = "VDD18_MIPI";
>> + regulator-min-microvolt = <1800000>;
>> + regulator-max-microvolt = <1800000>;
>> + op_mode = <1>; /* Normal Mode */
>> + };
>> +
>> + ldo11_reg: LDO11 {
>> + regulator-name = "VDD18_ABB1";
>> + regulator-min-microvolt = <1800000>;
>> + regulator-max-microvolt = <1800000>;
>> + regulator-always-on;
>> + op_mode = <1>; /* Normal Mode */
>> + };
>> +
>> + ldo12_reg: LDO12 {
>> + regulator-name = "VDD33_UOTG";
>> + regulator-min-microvolt = <3300000>;
>> + regulator-max-microvolt = <3300000>;
>> + regulator-always-on;
>> + op_mode = <1>; /* Normal Mode */
>> + };
>> +
>> + ldo13_reg: LDO13 {
>> + regulator-name = "VDDIOPERI_18";
>> + regulator-min-microvolt = <1800000>;
>> + regulator-max-microvolt = <1800000>;
>> + regulator-always-on;
>> + op_mode = <1>; /* Normal Mode */
>> + };
>> +
>> + ldo14_reg: LDO14 {
>> + regulator-name = "VDD18_ABB02";
>> + regulator-min-microvolt = <1800000>;
>> + regulator-max-microvolt = <1800000>;
>> + regulator-always-on;
>> + op_mode = <1>; /* Normal Mode */
>> + };
>> +
>> + ldo15_reg: LDO15 {
>> + regulator-name = "VDD10_USH";
>> + regulator-min-microvolt = <1000000>;
>> + regulator-max-microvolt = <1000000>;
>> + regulator-always-on;
>> + op_mode = <1>; /* Normal Mode */
>> + };
>> +
>> + ldo16_reg: LDO16 {
>> + regulator-name = "VDD18_HSIC";
>> + regulator-min-microvolt = <1800000>;
>> + regulator-max-microvolt = <1800000>;
>> + regulator-always-on;
>> + op_mode = <1>; /* Normal Mode */
>> + };
>> +
>> + ldo17_reg: LDO17 {
>> + regulator-name = "VDDIOAP_MMC012_28";
>> + regulator-min-microvolt = <2800000>;
>> + regulator-max-microvolt = <2800000>;
>> + op_mode = <1>; /* Normal Mode */
>> + };
>> +
>> + /* Used by HSIC */
>> + ldo18_reg: LDO18 {
>> + regulator-name = "VDDIOPERI_28";
>> + regulator-min-microvolt = <3300000>;
>> + regulator-max-microvolt = <3300000>;
>> + regulator-always-on;
>> + op_mode = <1>; /* Normal Mode */
>> + };
>> +
>> + ldo20_reg: LDO20 {
>> + regulator-name = "VDD28_CAM";
>> + regulator-min-microvolt = <1800000>;
>> + regulator-max-microvolt = <2800000>;
>> + op_mode = <1>; /* Normal Mode */
>> + };
>> +
>> + ldo21_reg: LDO21 {
>> + regulator-name = "VDD28_AF";
>> + regulator-min-microvolt = <1800000>;
>> + regulator-max-microvolt = <2800000>;
>> + op_mode = <1>; /* Normal Mode */
>> + };
>> +
>> + ldo22_reg: LDO22 {
>> + regulator-name = "VDDA28_2M";
>> + regulator-min-microvolt = <2800000>;
>> + regulator-max-microvolt = <2800000>;
>> + op_mode = <1>; /* Normal Mode */
>> + };
>> +
>> + ldo23_reg: LDO23 {
>> + regulator-name = "VDD28_TF";
>> + regulator-min-microvolt = <2800000>;
>> + regulator-max-microvolt = <2800000>;
>> + op_mode = <1>; /* Normal Mode */
>> + };
>> +
>> + ldo24_reg: LDO24 {
>> + regulator-name = "VDD33_A31";
>> + regulator-min-microvolt = <3300000>;
>> + regulator-max-microvolt = <3300000>;
>> + op_mode = <1>; /* Normal Mode */
>> + };
>> +
>> + ldo25_reg: LDO25 {
>> + regulator-name = "VDD18_CAM";
>> + regulator-min-microvolt = <1800000>;
>> + regulator-max-microvolt = <1800000>;
>> + op_mode = <1>; /* Normal Mode */
>> + };
>> +
>> + ldo26_reg: LDO26 {
>> + regulator-name = "VDD18_A31";
>> + regulator-min-microvolt = <1800000>;
>> + regulator-max-microvolt = <1800000>;
>> + op_mode = <1>; /* Normal Mode */
>> + };
>> +
>> + ldo27_reg: LDO27 {
>> + regulator-name = "GPS_1V8";
>> + regulator-min-microvolt = <1800000>;
>> + regulator-max-microvolt = <1800000>;
>> + op_mode = <1>; /* Normal Mode */
>> + };
>> +
>> + ldo28_reg: LDO28 {
>> + regulator-name = "DVDD12";
>> + regulator-min-microvolt = <1200000>;
>> + regulator-max-microvolt = <1200000>;
>> + op_mode = <1>; /* Normal Mode */
>> + };
>> +
>> + buck1_reg: BUCK1 {
>> + regulator-name = "vdd_mif";
>> + regulator-min-microvolt = <850000>;
>> + regulator-max-microvolt = <1100000>;
>> + regulator-always-on;
>> + regulator-boot-on;
>> + op_mode = <1>; /* Normal Mode */
>> + };
>> +
>> + buck2_reg: BUCK2 {
>> + regulator-name = "vdd_arm";
>> + regulator-min-microvolt = <850000>;
>> + regulator-max-microvolt = <1456250>;
>> + regulator-always-on;
>> + regulator-boot-on;
>> + op_mode = <1>; /* Normal Mode */
>> + };
>> +
>> + buck3_reg: BUCK3 {
>> + regulator-name = "vdd_int";
>> + regulator-min-microvolt = <875000>;
>> + regulator-max-microvolt = <1200000>;
>> + regulator-always-on;
>> + regulator-boot-on;
>> + op_mode = <1>; /* Normal Mode */
>> + };
>> +
>> + buck4_reg: BUCK4 {
>> + regulator-name = "vdd_g3d";
>> + regulator-min-microvolt = <750000>;
>> + regulator-max-microvolt = <1500000>;
>> + regulator-always-on;
>> + regulator-boot-on;
>> + op_mode = <1>; /* Normal Mode */
>> + };
>> +
>> + buck5_reg: BUCK5 {
>> + regulator-name = "vdd_m12";
>> + regulator-min-microvolt = <750000>;
>> + regulator-max-microvolt = <1500000>;
>> + regulator-always-on;
>> + regulator-boot-on;
>> + op_mode = <1>; /* Normal Mode */
>> + };
>> +
>> + buck6_reg: BUCK6 {
>> + regulator-name = "vdd12_5m";
>> + regulator-min-microvolt = <750000>;
>> + regulator-max-microvolt = <1500000>;
>> + regulator-always-on;
>> + regulator-boot-on;
>> + op_mode = <1>; /* Normal Mode */
>> + };
>> +
>> + buck7_reg: BUCK7 {
>> + regulator-name = "pvdd_buck7";
>> + regulator-min-microvolt = <750000>;
>> + regulator-max-microvolt = <2000000>;
>> + regulator-boot-on;
>> + regulator-always-on;
>> + op_mode = <1>; /* Normal Mode */
>> + };
>> +
>> + buck8_reg: BUCK8 {
>> + regulator-name = "pvdd_buck8";
>> + regulator-min-microvolt = <750000>;
>> + regulator-max-microvolt = <1500000>;
>> + regulator-boot-on;
>> + regulator-always-on;
>> + op_mode = <1>; /* Normal Mode */
>> + };
>> +
>> + buck9_reg: BUCK9 {
>> + regulator-name = "vddf28_emmc";
>> + regulator-min-microvolt = <750000>;
>> + regulator-max-microvolt = <3000000>;
>> + op_mode = <1>; /* Normal Mode */
>> + };
>> + };
>> + };
>> +};
>> +
>> +&pinctrl_1 {
>> + hsic_reset: hsic-reset {
>> + samsung,pins = "gpm2-4";
>> + samsung,pin-function = <1>;
>> + samsung,pin-pud = <0>;
>> + samsung,pin-drv = <3>;
>> + };
>> +};
>> +
>> +&mfc {
>> + samsung,mfc-r = <0x43000000 0x800000>;
>> + samsung,mfc-l = <0x51000000 0x800000>;
>> + status = "okay";
>> +};
>
> Since v4.8-rc1 MFC driver has been converted to generic reserved memory bindings,
> so samsung,mfc-* properties are obsoleted and no longer used. If you want to use
> MFC driver with reserved memory, please just add following line to your dts:
> #include "exynos-mfc-reserved-memory.dtsi"
>
> Please refer to dts of other boards for more examples.
I see, I would also enabled the bus_mfc and mfc entry.
I notice the new introduce Exynos bus. I need some time to add support it. I will send a new version later time(maybe you have to wait this weekend, sorry about that).
>
>> +
>> +&mshc_0 {
>> + pinctrl-0 = <&sd4_clk &sd4_cmd &sd4_bus4 &sd4_bus8>;
>> + pinctrl-names = "default";
>> + status = "okay";
>> + vmmc-supply = <&buck9_reg>;
>> +
>> + num-slots = <1>;
>> + broken-cd;
>> + card-detect-delay = <200>;
>> + samsung,dw-mshc-ciu-div = <3>;
>> + samsung,dw-mshc-sdr-timing = <2 3>;
>> + samsung,dw-mshc-ddr-timing = <1 2>;
>> + bus-width = <8>;
>> + cap-mmc-highspeed;
>> +};
>> +
>> +&rtc {
>> + status = "okay";
>> +};
>> +
>> +&hsotg {
>> + vusb_d-supply = <&ldo15_reg>;
>> + vusb_a-supply = <&ldo12_reg>;
>> +};
>> +
>> +&watchdog {
>> + status = "okay";
>> +};
>
> Best regards
> --
> Marek Szyprowski, PhD
> Samsung R&D Institute Poland
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