[U-Boot] [RFC PATCH 5/8] arm: actions: add S700 SoC device tree
Manivannan Sadhasivam
manivannan.sadhasivam at linaro.org
Sat Jan 5 18:41:32 UTC 2019
On Thu, Jan 03, 2019 at 06:56:20PM +0530, Amit Singh Tomar wrote:
> This patch adds .dtsi file(sync with Linux 4.20) and required binding
> for S700 SoC that is a 64-bit Quad-core ARM Cortex-A53 cores.
>
> Signed-off-by: Amit Singh Tomar <amittomer25 at gmail.com>
> ---
> arch/arm/dts/s700.dtsi | 193 +++++++++++++++++++++++++++
> include/dt-bindings/clock/actions,s700-cmu.h | 118 ++++++++++++++++
> 2 files changed, 311 insertions(+)
> create mode 100644 arch/arm/dts/s700.dtsi
> create mode 100644 include/dt-bindings/clock/actions,s700-cmu.h
>
> diff --git a/arch/arm/dts/s700.dtsi b/arch/arm/dts/s700.dtsi
> new file mode 100644
> index 0000000..a74c75a
> --- /dev/null
> +++ b/arch/arm/dts/s700.dtsi
> @@ -0,0 +1,193 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> +/*
> + * Copyright (c) 2017 Andreas Färber
> + */
> +
> +#include <dt-bindings/clock/actions,s700-cmu.h>
> +#include <dt-bindings/interrupt-controller/arm-gic.h>
> +
> +/ {
> + compatible = "actions,s700";
> + interrupt-parent = <&gic>;
> + #address-cells = <2>;
> + #size-cells = <2>;
> +
> + cpus {
> + #address-cells = <2>;
> + #size-cells = <0>;
> +
> + cpu0: cpu at 0 {
> + device_type = "cpu";
> + compatible = "arm,cortex-a53", "arm,armv8";
> + reg = <0x0 0x0>;
> + enable-method = "psci";
> + };
> +
> + cpu1: cpu at 1 {
> + device_type = "cpu";
> + compatible = "arm,cortex-a53", "arm,armv8";
> + reg = <0x0 0x1>;
> + enable-method = "psci";
> + };
> +
> + cpu2: cpu at 2 {
> + device_type = "cpu";
> + compatible = "arm,cortex-a53", "arm,armv8";
> + reg = <0x0 0x2>;
> + enable-method = "psci";
> + };
> +
> + cpu3: cpu at 3 {
> + device_type = "cpu";
> + compatible = "arm,cortex-a53", "arm,armv8";
> + reg = <0x0 0x3>;
> + enable-method = "psci";
> + };
> + };
> +
> + reserved-memory {
> + #address-cells = <2>;
> + #size-cells = <2>;
> + ranges;
> +
> + secmon at 1f000000 {
> + reg = <0x0 0x1f000000 0x0 0x1000000>;
> + no-map;
> + };
> + };
> +
> + psci {
> + compatible = "arm,psci-0.2";
> + method = "smc";
> + };
> +
> + arm-pmu {
> + compatible = "arm,cortex-a53-pmu";
> + interrupts = <GIC_SPI 4 IRQ_TYPE_LEVEL_HIGH>,
> + <GIC_SPI 5 IRQ_TYPE_LEVEL_HIGH>,
> + <GIC_SPI 6 IRQ_TYPE_LEVEL_HIGH>,
> + <GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>;
> + interrupt-affinity = <&cpu0>, <&cpu1>, <&cpu2>, <&cpu3>;
> + };
> +
> + timer {
> + compatible = "arm,armv8-timer";
> + interrupts = <GIC_PPI 13
> + (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
> + <GIC_PPI 14
> + (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
> + <GIC_PPI 11
> + (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
> + <GIC_PPI 10
> + (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>;
> + };
> +
> + hosc: hosc {
> + compatible = "fixed-clock";
> + clock-frequency = <24000000>;
> + #clock-cells = <0>;
> + };
> +
> + losc: losc {
> + compatible = "fixed-clock";
> + clock-frequency = <32768>;
> + #clock-cells = <0>;
> + };
> +
> + soc {
> + u-boot,dm-pre-reloc;
> + compatible = "simple-bus";
> + #address-cells = <2>;
> + #size-cells = <2>;
> + ranges;
> +
> + gic: interrupt-controller at e00f1000 {
> + compatible = "arm,gic-400";
> + reg = <0x0 0xe00f1000 0x0 0x1000>,
> + <0x0 0xe00f2000 0x0 0x2000>,
> + <0x0 0xe00f4000 0x0 0x2000>,
> + <0x0 0xe00f6000 0x0 0x2000>;
> + interrupts = <GIC_PPI 9 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>;
> + interrupt-controller;
> + #interrupt-cells = <3>;
> + };
> +
> + uart0: serial at e0120000 {
> + compatible = "actions,s900-uart", "actions,owl-uart";
> + reg = <0x0 0xe0120000 0x0 0x2000>;
> + clocks = <&cmu CLK_UART0>;
> + interrupts = <GIC_SPI 29 IRQ_TYPE_LEVEL_HIGH>;
> + status = "disabled";
> + };
> +
> + uart1: serial at e0122000 {
> + compatible = "actions,s900-uart", "actions,owl-uart";
> + reg = <0x0 0xe0122000 0x0 0x2000>;
> + clocks = <&cmu CLK_UART1>;
> + interrupts = <GIC_SPI 30 IRQ_TYPE_LEVEL_HIGH>;
> + status = "disabled";
> + };
> +
> + uart2: serial at e0124000 {
> + compatible = "actions,s900-uart", "actions,owl-uart";
> + reg = <0x0 0xe0124000 0x0 0x2000>;
> + clocks = <&cmu CLK_UART2>;
> + interrupts = <GIC_SPI 31 IRQ_TYPE_LEVEL_HIGH>;
> + status = "disabled";
> + };
> +
> + uart3: serial at e0126000 {
> + u-boot,dm-pre-reloc;
It would be best to keep this DTS unchanged with Linux and add the
u-boot specific bits in -u-boot.dtsi.
> + compatible = "actions,s900-uart", "actions,owl-uart";
> + reg = <0x0 0xe0126000 0x0 0x2000>;
> + clocks = <&cmu CLK_UART3>;
> + interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_HIGH>;
> + status = "disabled";
> + };
> +
> + uart4: serial at e0128000 {
> + compatible = "actions,s900-uart", "actions,owl-uart";
> + reg = <0x0 0xe0128000 0x0 0x2000>;
> + clocks = <&cmu CLK_UART4>;
> + interrupts = <GIC_SPI 33 IRQ_TYPE_LEVEL_HIGH>;
> + status = "disabled";
> + };
> +
> + uart5: serial at e012a000 {
> + compatible = "actions,s900-uart", "actions,owl-uart";
> + reg = <0x0 0xe012a000 0x0 0x2000>;
> + clocks = <&cmu CLK_UART5>;
> + interrupts = <GIC_SPI 34 IRQ_TYPE_LEVEL_HIGH>;
> + status = "disabled";
> + };
> +
> + uart6: serial at e012c000 {
> + compatible = "actions,s900-uart", "actions,owl-uart";
> + reg = <0x0 0xe012c000 0x0 0x2000>;
> + clocks = <&cmu CLK_UART6>;
> + interrupts = <GIC_SPI 35 IRQ_TYPE_LEVEL_HIGH>;
> + status = "disabled";
> + };
> +
> + cmu: clock-controller at e0168000 {
> + u-boot,dm-pre-reloc;
Same as above comment.
Thanks,
Mani
> + compatible = "actions,s700-cmu";
> + reg = <0x0 0xe0168000 0x0 0x1000>;
> + clocks = <&hosc>, <&losc>;
> + #clock-cells = <1>;
> + };
> +
> + sps: power-controller at e01b0100 {
> + compatible = "actions,s700-sps";
> + reg = <0x0 0xe01b0100 0x0 0x100>;
> + #power-domain-cells = <1>;
> + };
> +
> + timer: timer at e024c000 {
> + compatible = "actions,s700-timer";
> + reg = <0x0 0xe024c000 0x0 0x4000>;
> + interrupts = <GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>;
> + interrupt-names = "timer1";
> + };
> + };
> +};
> diff --git a/include/dt-bindings/clock/actions,s700-cmu.h b/include/dt-bindings/clock/actions,s700-cmu.h
> new file mode 100644
> index 0000000..3e19429
> --- /dev/null
> +++ b/include/dt-bindings/clock/actions,s700-cmu.h
> @@ -0,0 +1,118 @@
> +/* SPDX-License-Identifier: GPL-2.0
> + *
> + * Device Tree binding constants for Actions Semi S700 Clock Management Unit
> + *
> + * Copyright (c) 2014 Actions Semi Inc.
> + * Author: David Liu <liuwei at actions-semi.com>
> + *
> + * Author: Pathiban Nallathambi <pn at denx.de>
> + * Author: Saravanan Sekar <sravanhome at gmail.com>
> + */
> +
> +#ifndef __DT_BINDINGS_CLOCK_S700_H
> +#define __DT_BINDINGS_CLOCK_S700_H
> +
> +#define CLK_NONE 0
> +
> +/* pll clocks */
> +#define CLK_CORE_PLL 1
> +#define CLK_DEV_PLL 2
> +#define CLK_DDR_PLL 3
> +#define CLK_NAND_PLL 4
> +#define CLK_DISPLAY_PLL 5
> +#define CLK_TVOUT_PLL 6
> +#define CLK_CVBS_PLL 7
> +#define CLK_AUDIO_PLL 8
> +#define CLK_ETHERNET_PLL 9
> +
> +/* system clock */
> +#define CLK_CPU 10
> +#define CLK_DEV 11
> +#define CLK_AHB 12
> +#define CLK_APB 13
> +#define CLK_DMAC 14
> +#define CLK_NOC0_CLK_MUX 15
> +#define CLK_NOC1_CLK_MUX 16
> +#define CLK_HP_CLK_MUX 17
> +#define CLK_HP_CLK_DIV 18
> +#define CLK_NOC1_CLK_DIV 19
> +#define CLK_NOC0 20
> +#define CLK_NOC1 21
> +#define CLK_SENOR_SRC 22
> +
> +/* peripheral device clock */
> +#define CLK_GPIO 23
> +#define CLK_TIMER 24
> +#define CLK_DSI 25
> +#define CLK_CSI 26
> +#define CLK_SI 27
> +#define CLK_DE 28
> +#define CLK_HDE 29
> +#define CLK_VDE 30
> +#define CLK_VCE 31
> +#define CLK_NAND 32
> +#define CLK_SD0 33
> +#define CLK_SD1 34
> +#define CLK_SD2 35
> +
> +#define CLK_UART0 36
> +#define CLK_UART1 37
> +#define CLK_UART2 38
> +#define CLK_UART3 39
> +#define CLK_UART4 40
> +#define CLK_UART5 41
> +#define CLK_UART6 42
> +
> +#define CLK_PWM0 43
> +#define CLK_PWM1 44
> +#define CLK_PWM2 45
> +#define CLK_PWM3 46
> +#define CLK_PWM4 47
> +#define CLK_PWM5 48
> +#define CLK_GPU3D 49
> +
> +#define CLK_I2C0 50
> +#define CLK_I2C1 51
> +#define CLK_I2C2 52
> +#define CLK_I2C3 53
> +
> +#define CLK_SPI0 54
> +#define CLK_SPI1 55
> +#define CLK_SPI2 56
> +#define CLK_SPI3 57
> +
> +#define CLK_USB3_480MPLL0 58
> +#define CLK_USB3_480MPHY0 59
> +#define CLK_USB3_5GPHY 60
> +#define CLK_USB3_CCE 61
> +#define CLK_USB3_MAC 62
> +
> +#define CLK_LCD 63
> +#define CLK_HDMI_AUDIO 64
> +#define CLK_I2SRX 65
> +#define CLK_I2STX 66
> +
> +#define CLK_SENSOR0 67
> +#define CLK_SENSOR1 68
> +
> +#define CLK_HDMI_DEV 69
> +
> +#define CLK_ETHERNET 70
> +#define CLK_RMII_REF 71
> +
> +#define CLK_USB2H0_PLLEN 72
> +#define CLK_USB2H0_PHY 73
> +#define CLK_USB2H0_CCE 74
> +#define CLK_USB2H1_PLLEN 75
> +#define CLK_USB2H1_PHY 76
> +#define CLK_USB2H1_CCE 77
> +
> +#define CLK_TVOUT 78
> +
> +#define CLK_THERMAL_SENSOR 79
> +
> +#define CLK_IRC_SWITCH 80
> +#define CLK_PCM1 81
> +#define CLK_NR_CLKS (CLK_PCM1 + 1)
> +
> +#endif /* __DT_BINDINGS_CLOCK_S700_H */
> --
> 2.7.4
>
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