> Am 07.11.2020 um 12:52 schrieb 周琰杰 (Zhou Yanjie) <zhouyanjie@xxxxxxxxxxxxxx>:
>
> 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@xxxxxxxxxxx>
Comments below for CI20 / jz4780 only.
I tried to test on top of my v5.10 working tree but the CI20 does not boot any more.
Maybe the SMP hacks are in the way and I have to remove them first or try on top
of v5.9.y
> Signed-off-by: 周琰杰 (Zhou Yanjie) <zhouyanjie@xxxxxxxxxxxxxx>
> ---
> 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>;
> +};
> +
ok
> &mmc0 {
> status = "okay";
>
> @@ -396,6 +405,13 @@
> status = "okay";
> };
>
> +&otg {
> + status = "okay";
> +
> + assigned-clocks = <&cgu JZ4780_CLK_OTGPHY>;
> + assigned-clock-rates = <48000000>;
> +};
> +
ok
> &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 {
> + 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@10000000 {
> - 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@10002000 {
> @@ -494,4 +511,24 @@
>
> status = "disabled";
> };
> +
> + otg: usb@13500000 {
> + 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>;
I had tested with 256 before and do not see a reason why 768 should not work as well.
> + 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@10000000 {
> - 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@12000000 {
> + 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@10002000 {
> @@ -323,4 +353,24 @@
> status = "disabled";
> };
> };
> +
> + otg: usb@13500000 {
> + 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@10000000 {
> - 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@12000000 {
> + 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@10002000 {
> @@ -236,6 +261,13 @@
> status = "disabled";
> };
>
> + dtrng: trng@10072000 {
> + compatible = "ingenic,x1830-dtrng";
> + reg = <0x10072000 0xc>;
> +
> + clocks = <&cgu X1830_CLK_DTRNG>;
> + };
> +
> pdma: dma-controller@13420000 {
> compatible = "ingenic,x1830-dma";
> reg = <0x13420000 0x400
> @@ -311,4 +343,24 @@
> status = "disabled";
> };
> };
> +
> + otg: usb@13500000 {
> + 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
>
