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Date: Tue, 10 Nov 2020 13:27:23 +0800
From: Zhou Yanjie <zhouyanjie@...yeetech.com>
To: Paul Cercueil <paul@...pouillou.net>
Cc: tsbogend@...ha.franken.de, robh+dt@...nel.org,
linux-kernel@...r.kernel.org, linux-mips@...r.kernel.org,
devicetree@...r.kernel.org, nixiaoming@...wei.com,
paulburton@...nel.org, krzk@...nel.org, hns@...delico.com,
ak@...ux.intel.com, ebiederm@...ssion.com,
dongsheng.qiu@...enic.com, aric.pzqi@...enic.com,
rick.tyliu@...enic.com, yanfei.li@...enic.com,
sernia.zhou@...mail.com, zhenwenjin@...il.com
Subject: Re: [PATCH 1/2] MIPS: Ingenic: Add missing nodes for Ingenic SoCs and
boards.
Hi Paul,
On 2020/11/10 上午7:30, Paul Cercueil wrote:
> Hi Zhou,
>
> Le sam. 7 nov. 2020 à 19:52, 周琰杰 (Zhou Yanjie)
> <zhouyanjie@...yeetech.com> a écrit :
>> 1.Add OTG/OTG PHY/RNG nodes for JZ4780, CGU/OTG nodes for CI20.
>> 2.Add OTG/OTG PHY/RNG/OST nodes for X1000, SSI/CGU/OST/OTG/SC16IS752
>> nodes for CU1000-Neo.
>> 3.Add OTG/OTG PHY/DTRNG/OST nodes for X1830, SSI/CGU/OST/OTG/SC16IS752
>> nodes for CU1830-Neo.
>>
>> Tested-by: 周正 (Zhou Zheng) <sernia.zhou@...mail.com>
>> Signed-off-by: 周琰杰 (Zhou Yanjie) <zhouyanjie@...yeetech.com>
>> ---
>> arch/mips/boot/dts/ingenic/ci20.dts | 16 +++++++++
>> arch/mips/boot/dts/ingenic/cu1000-neo.dts | 60
>> +++++++++++++++++++++++++++----
>> arch/mips/boot/dts/ingenic/cu1830-neo.dts | 60
>> +++++++++++++++++++++++++++----
>> arch/mips/boot/dts/ingenic/jz4780.dtsi | 41 +++++++++++++++++++--
>> arch/mips/boot/dts/ingenic/x1000.dtsi | 52
>> ++++++++++++++++++++++++++-
>> arch/mips/boot/dts/ingenic/x1830.dtsi | 54
>> +++++++++++++++++++++++++++-
>> 6 files changed, 267 insertions(+), 16 deletions(-)
>>
>> diff --git a/arch/mips/boot/dts/ingenic/ci20.dts
>> b/arch/mips/boot/dts/ingenic/ci20.dts
>> index 75f5bfbf2c37..b31054a41754 100644
>> --- a/arch/mips/boot/dts/ingenic/ci20.dts
>> +++ b/arch/mips/boot/dts/ingenic/ci20.dts
>> @@ -93,6 +93,15 @@
>> clock-frequency = <48000000>;
>> };
>>
>> +&cgu {
>> + /*
>> + * Use the 32.768 kHz oscillator as the parent of the RTC for a
>> higher
>> + * precision.
>> + */
>> + assigned-clocks = <&cgu JZ4780_CLK_RTC>;
>> + assigned-clock-parents = <&cgu JZ4780_CLK_RTCLK>;
>> +};
>> +
>> &mmc0 {
>> status = "okay";
>>
>> @@ -396,6 +405,13 @@
>> status = "okay";
>> };
>>
>> +&otg {
>> + status = "okay";
>> +
>> + assigned-clocks = <&cgu JZ4780_CLK_OTGPHY>;
>> + assigned-clock-rates = <48000000>;
>
> I think you should put these two lines inside &cgu. While it will also
> work here, the assigned-clocks / assigned-clock-rates are defined
> Device Tree properties only for clock controller nodes, and so "make
> dtbs_check" will complain:
>
> ci20.dt.yaml: usb@...00000: 'assigned-clock-rates', 'assigned-clocks'
> do not match any of the regexes: 'pinctrl-[0-9]+'
>
> Same in the Neo .dts files.
Sure, I will move it into CGU node in the next version.
>
>> +};
>> +
>> &pinctrl {
>> pins_uart0: uart0 {
>> function = "uart0";
>> diff --git a/arch/mips/boot/dts/ingenic/cu1000-neo.dts
>> b/arch/mips/boot/dts/ingenic/cu1000-neo.dts
>> index 22a1066d637b..44d47d12db12 100644
>> --- a/arch/mips/boot/dts/ingenic/cu1000-neo.dts
>> +++ b/arch/mips/boot/dts/ingenic/cu1000-neo.dts
>> @@ -3,7 +3,7 @@
>>
>> #include "x1000.dtsi"
>> #include <dt-bindings/gpio/gpio.h>
>> -#include <dt-bindings/clock/ingenic,tcu.h>
>> +#include <dt-bindings/clock/ingenic,sysost.h>
>> #include <dt-bindings/interrupt-controller/irq.h>
>>
>> / {
>> @@ -31,6 +31,18 @@
>> };
>> };
>>
>> + ssi: spi-gpio {
>> + compatible = "spi-gpio";
>> + #address-cells = <1>;
>> + #size-cells = <0>;
>> + num-chipselects = <1>;
>> +
>> + mosi-gpios = <&gpd 2 GPIO_ACTIVE_HIGH>;
>> + miso-gpios = <&gpd 3 GPIO_ACTIVE_HIGH>;
>> + sck-gpios = <&gpd 0 GPIO_ACTIVE_HIGH>;
>> + cs-gpios = <&gpd 1 GPIO_ACTIVE_HIGH>;
>> + };
>> +
>> wlan_pwrseq: msc1-pwrseq {
>> compatible = "mmc-pwrseq-simple";
>>
>> @@ -43,13 +55,19 @@
>> clock-frequency = <24000000>;
>> };
>>
>> -&tcu {
>> +&cgu {
>> + /*
>> + * Use the 32.768 kHz oscillator as the parent of the RTC for a
>> higher
>> + * precision.
>> + */
>> + assigned-clocks = <&cgu X1000_CLK_RTC>;
>> + assigned-clock-parents = <&cgu X1000_CLK_RTCLK>;
>> +};
>> +
>> +&ost {
>> /* 1500 kHz for the system timer and clocksource */
>> - assigned-clocks = <&tcu TCU_CLK_TIMER0>, <&tcu TCU_CLK_TIMER2>;
>> + assigned-clocks = <&ost OST_CLK_PERCPU_TIMER>, <&ost
>> OST_CLK_GLOBAL_TIMER>;
>> assigned-clock-rates = <1500000>, <1500000>;
>> -
>> - /* Use channel #0 for the system timer channel #2 for the
>> clocksource */
>> - ingenic,pwm-channels-mask = <0xfa>;
>> };
>>
>> &uart2 {
>> @@ -59,6 +77,32 @@
>> pinctrl-0 = <&pins_uart2>;
>> };
>>
>> +&ssi {
>
> "ssi" is defined right above, you can put the expander node and
> properties directly there.
>
Sure.
Thanks and best regards!
> Cheers,
> -Paul
>
>> + status = "okay";
>> +
>> + spi-max-frequency = <50000000>;
>> +
>> + sc16is752: expander@0 {
>> + compatible = "nxp,sc16is752";
>> + reg = <0>; /* CE0 */
>> + spi-max-frequency = <4000000>;
>> +
>> + clocks = <&exclk_sc16is752>;
>> +
>> + interrupt-parent = <&gpc>;
>> + interrupts = <6 IRQ_TYPE_EDGE_FALLING>;
>> +
>> + gpio-controller;
>> + #gpio-cells = <2>;
>> +
>> + exclk_sc16is752: sc16is752 {
>> + compatible = "fixed-clock";
>> + #clock-cells = <0>;
>> + clock-frequency = <48000000>;
>> + };
>> + };
>> +};
>> +
>> &i2c0 {
>> status = "okay";
>>
>> @@ -135,6 +179,10 @@
>> };
>> };
>>
>> +&otg {
>> + status = "okay";
>> +};
>> +
>> &pinctrl {
>> pins_uart2: uart2 {
>> function = "uart2";
>> diff --git a/arch/mips/boot/dts/ingenic/cu1830-neo.dts
>> b/arch/mips/boot/dts/ingenic/cu1830-neo.dts
>> index 640f96c00d63..7a56e344e429 100644
>> --- a/arch/mips/boot/dts/ingenic/cu1830-neo.dts
>> +++ b/arch/mips/boot/dts/ingenic/cu1830-neo.dts
>> @@ -3,7 +3,7 @@
>>
>> #include "x1830.dtsi"
>> #include <dt-bindings/gpio/gpio.h>
>> -#include <dt-bindings/clock/ingenic,tcu.h>
>> +#include <dt-bindings/clock/ingenic,sysost.h>
>> #include <dt-bindings/interrupt-controller/irq.h>
>>
>> / {
>> @@ -31,6 +31,18 @@
>> };
>> };
>>
>> + ssi0: spi-gpio {
>> + compatible = "spi-gpio";
>> + #address-cells = <1>;
>> + #size-cells = <0>;
>> + num-chipselects = <1>;
>> +
>> + mosi-gpios = <&gpc 12 GPIO_ACTIVE_HIGH>;
>> + miso-gpios = <&gpc 11 GPIO_ACTIVE_HIGH>;
>> + sck-gpios = <&gpc 15 GPIO_ACTIVE_HIGH>;
>> + cs-gpios = <&gpc 16 GPIO_ACTIVE_HIGH>;
>> + };
>> +
>> wlan_pwrseq: msc1-pwrseq {
>> compatible = "mmc-pwrseq-simple";
>>
>> @@ -43,13 +55,19 @@
>> clock-frequency = <24000000>;
>> };
>>
>> -&tcu {
>> +&cgu {
>> + /*
>> + * Use the 32.768 kHz oscillator as the parent of the RTC for a
>> higher
>> + * precision.
>> + */
>> + assigned-clocks = <&cgu X1830_CLK_RTC>;
>> + assigned-clock-parents = <&cgu X1830_CLK_RTCLK>;
>> +};
>> +
>> +&ost {
>> /* 1500 kHz for the system timer and clocksource */
>> - assigned-clocks = <&tcu TCU_CLK_TIMER0>, <&tcu TCU_CLK_TIMER2>;
>> + assigned-clocks = <&ost OST_CLK_PERCPU_TIMER>, <&ost
>> OST_CLK_GLOBAL_TIMER>;
>> assigned-clock-rates = <1500000>, <1500000>;
>> -
>> - /* Use channel #0 for the system timer channel #2 for the
>> clocksource */
>> - ingenic,pwm-channels-mask = <0xfa>;
>> };
>>
>> &uart1 {
>> @@ -59,6 +77,32 @@
>> pinctrl-0 = <&pins_uart1>;
>> };
>>
>> +&ssi0 {
>> + status = "okay";
>> +
>> + spi-max-frequency = <50000000>;
>> +
>> + sc16is752: expander@0 {
>> + compatible = "nxp,sc16is752";
>> + reg = <0>; /* CE0 */
>> + spi-max-frequency = <4000000>;
>> +
>> + clocks = <&exclk_sc16is752>;
>> +
>> + interrupt-parent = <&gpb>;
>> + interrupts = <18 IRQ_TYPE_EDGE_FALLING>;
>> +
>> + gpio-controller;
>> + #gpio-cells = <2>;
>> +
>> + exclk_sc16is752: sc16is752 {
>> + compatible = "fixed-clock";
>> + #clock-cells = <0>;
>> + clock-frequency = <48000000>;
>> + };
>> + };
>> +};
>> +
>> &i2c0 {
>> status = "okay";
>>
>> @@ -135,6 +179,10 @@
>> };
>> };
>>
>> +&otg {
>> + status = "okay";
>> +};
>> +
>> &pinctrl {
>> pins_uart1: uart1 {
>> function = "uart1";
>> diff --git a/arch/mips/boot/dts/ingenic/jz4780.dtsi
>> b/arch/mips/boot/dts/ingenic/jz4780.dtsi
>> index dfb5a7e1bb21..8837147e5a84 100644
>> --- a/arch/mips/boot/dts/ingenic/jz4780.dtsi
>> +++ b/arch/mips/boot/dts/ingenic/jz4780.dtsi
>> @@ -61,13 +61,30 @@
>> };
>>
>> cgu: jz4780-cgu@...00000 {
>> - compatible = "ingenic,jz4780-cgu";
>> + compatible = "ingenic,jz4780-cgu", "simple-mfd";
>> reg = <0x10000000 0x100>;
>> + #address-cells = <1>;
>> + #size-cells = <1>;
>> + ranges = <0x0 0x10000000 0x100>;
>> +
>> + #clock-cells = <1>;
>>
>> clocks = <&ext>, <&rtc>;
>> clock-names = "ext", "rtc";
>>
>> - #clock-cells = <1>;
>> + otg_phy: usb-phy@3c {
>> + compatible = "ingenic,jz4780-phy";
>> + reg = <0x3c 0x10>;
>> +
>> + clocks = <&cgu JZ4780_CLK_OTG1>;
>> +
>> + #phy-cells = <0>;
>> + };
>> +
>> + rng: rng@d8 {
>> + compatible = "ingenic,jz4780-rng";
>> + reg = <0xd8 0x8>;
>> + };
>> };
>>
>> tcu: timer@...02000 {
>> @@ -494,4 +511,24 @@
>>
>> status = "disabled";
>> };
>> +
>> + otg: usb@...00000 {
>> + compatible = "ingenic,jz4780-otg", "snps,dwc2";
>> + reg = <0x13500000 0x40000>;
>> +
>> + interrupt-parent = <&intc>;
>> + interrupts = <21>;
>> +
>> + clocks = <&cgu JZ4780_CLK_UHC>;
>> + clock-names = "otg";
>> +
>> + phys = <&otg_phy>;
>> + phy-names = "usb2-phy";
>> +
>> + g-rx-fifo-size = <768>;
>> + g-np-tx-fifo-size = <256>;
>> + g-tx-fifo-size = <256 256 256 256 256 256 256 512>;
>> +
>> + status = "disabled";
>> + };
>> };
>> diff --git a/arch/mips/boot/dts/ingenic/x1000.dtsi
>> b/arch/mips/boot/dts/ingenic/x1000.dtsi
>> index 1f1f896dd1f7..854fac58f45e 100644
>> --- a/arch/mips/boot/dts/ingenic/x1000.dtsi
>> +++ b/arch/mips/boot/dts/ingenic/x1000.dtsi
>> @@ -52,13 +52,43 @@
>> };
>>
>> cgu: x1000-cgu@...00000 {
>> - compatible = "ingenic,x1000-cgu";
>> + compatible = "ingenic,x1000-cgu", "simple-mfd";
>> reg = <0x10000000 0x100>;
>> + #address-cells = <1>;
>> + #size-cells = <1>;
>> + ranges = <0x0 0x10000000 0x100>;
>>
>> #clock-cells = <1>;
>>
>> clocks = <&exclk>, <&rtclk>;
>> clock-names = "ext", "rtc";
>> +
>> + otg_phy: usb-phy@3c {
>> + compatible = "ingenic,x1000-phy";
>> + reg = <0x3c 0x10>;
>> +
>> + clocks = <&cgu X1000_CLK_OTGPHY>;
>> +
>> + #phy-cells = <0>;
>> + };
>> +
>> + rng: rng@d8 {
>> + compatible = "ingenic,x1000-rng";
>> + reg = <0xd8 0x8>;
>> + };
>> + };
>> +
>> + ost: timer@...00000 {
>> + compatible = "ingenic,x1000-ost";
>> + reg = <0x12000000 0x3c>;
>> +
>> + #clock-cells = <1>;
>> +
>> + clocks = <&cgu X1000_CLK_OST>;
>> + clock-names = "ost";
>> +
>> + interrupt-parent = <&cpuintc>;
>> + interrupts = <3>;
>> };
>>
>> tcu: timer@...02000 {
>> @@ -323,4 +353,24 @@
>> status = "disabled";
>> };
>> };
>> +
>> + otg: usb@...00000 {
>> + compatible = "ingenic,x1000-otg", "snps,dwc2";
>> + reg = <0x13500000 0x40000>;
>> +
>> + interrupt-parent = <&intc>;
>> + interrupts = <21>;
>> +
>> + clocks = <&cgu X1000_CLK_OTG>;
>> + clock-names = "otg";
>> +
>> + phys = <&otg_phy>;
>> + phy-names = "usb2-phy";
>> +
>> + g-rx-fifo-size = <768>;
>> + g-np-tx-fifo-size = <256>;
>> + g-tx-fifo-size = <256 256 256 256 256 256 256 512>;
>> +
>> + status = "disabled";
>> + };
>> };
>> diff --git a/arch/mips/boot/dts/ingenic/x1830.dtsi
>> b/arch/mips/boot/dts/ingenic/x1830.dtsi
>> index b05dac3ae308..4831350efdf2 100644
>> --- a/arch/mips/boot/dts/ingenic/x1830.dtsi
>> +++ b/arch/mips/boot/dts/ingenic/x1830.dtsi
>> @@ -52,13 +52,38 @@
>> };
>>
>> cgu: x1830-cgu@...00000 {
>> - compatible = "ingenic,x1830-cgu";
>> + compatible = "ingenic,x1830-cgu", "simple-mfd";
>> reg = <0x10000000 0x100>;
>> + #address-cells = <1>;
>> + #size-cells = <1>;
>> + ranges = <0x0 0x10000000 0x100>;
>>
>> #clock-cells = <1>;
>>
>> clocks = <&exclk>, <&rtclk>;
>> clock-names = "ext", "rtc";
>> +
>> + otg_phy: usb-phy@3c {
>> + compatible = "ingenic,x1830-phy";
>> + reg = <0x3c 0x10>;
>> +
>> + clocks = <&cgu X1830_CLK_OTGPHY>;
>> +
>> + #phy-cells = <0>;
>> + };
>> + };
>> +
>> + ost: timer@...00000 {
>> + compatible = "ingenic,x1830-ost", "ingenic,x1000-ost";
>> + reg = <0x12000000 0x3c>;
>> +
>> + #clock-cells = <1>;
>> +
>> + clocks = <&cgu X1830_CLK_OST>;
>> + clock-names = "ost";
>> +
>> + interrupt-parent = <&cpuintc>;
>> + interrupts = <4>;
>> };
>>
>> tcu: timer@...02000 {
>> @@ -236,6 +261,13 @@
>> status = "disabled";
>> };
>>
>> + dtrng: trng@...72000 {
>> + compatible = "ingenic,x1830-dtrng";
>> + reg = <0x10072000 0xc>;
>> +
>> + clocks = <&cgu X1830_CLK_DTRNG>;
>> + };
>> +
>> pdma: dma-controller@...20000 {
>> compatible = "ingenic,x1830-dma";
>> reg = <0x13420000 0x400
>> @@ -311,4 +343,24 @@
>> status = "disabled";
>> };
>> };
>> +
>> + otg: usb@...00000 {
>> + compatible = "ingenic,x1830-otg", "snps,dwc2";
>> + reg = <0x13500000 0x40000>;
>> +
>> + interrupt-parent = <&intc>;
>> + interrupts = <21>;
>> +
>> + clocks = <&cgu X1830_CLK_OTG>;
>> + clock-names = "otg";
>> +
>> + phys = <&otg_phy>;
>> + phy-names = "usb2-phy";
>> +
>> + g-rx-fifo-size = <768>;
>> + g-np-tx-fifo-size = <256>;
>> + g-tx-fifo-size = <256 256 256 256 256 256 256 512>;
>> +
>> + status = "disabled";
>> + };
>> };
>> --
>> 2.11.0
>>
>
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