Re: [PATCH 1/2] ARM: dts: Add TOPEET itop core board SCP package version

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Thank you
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> Marek Szyprowski <m.szyprowski@xxxxxxxxxxx> 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@xxxxxxxxxxx>
>> ---
>>  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@xxxxxxxxxxx>
>> + *            
>> + * 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@0203F000 {
>> +        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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