Add the basic support for Sunplus SP7021-Demo-V3 board.
Signed-off-by: Qin Jian <qinjian@xxxxxxxxxxx>
---
Fix the comments from Krzysztof.
---
MAINTAINERS | 1 +
arch/arm/boot/dts/Makefile | 2 +
arch/arm/boot/dts/sunplus-sp7021-achip.dtsi | 84 +++++
arch/arm/boot/dts/sunplus-sp7021-demo-v3.dts | 26 ++
arch/arm/boot/dts/sunplus-sp7021.dtsi | 318 +++++++++++++++++++
5 files changed, 431 insertions(+)
create mode 100644 arch/arm/boot/dts/sunplus-sp7021-achip.dtsi
create mode 100644 arch/arm/boot/dts/sunplus-sp7021-demo-v3.dts
create mode 100644 arch/arm/boot/dts/sunplus-sp7021.dtsi
diff --git a/MAINTAINERS b/MAINTAINERS
index 4435ec6ca..23774ee07 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -2814,6 +2814,7 @@ F: Documentation/devicetree/bindings/arm/sunplus,sp7021.yaml
F: Documentation/devicetree/bindings/clock/sunplus,sp7021-clkc.yaml
F: Documentation/devicetree/bindings/interrupt-controller/sunplus,sp7021-intc.yaml
F: Documentation/devicetree/bindings/reset/sunplus,reset.yaml
+F: arch/arm/boot/dts/sunplus-sp7021*.dts*
F: arch/arm/configs/sp7021_*defconfig
F: arch/arm/mach-sunplus/
F: drivers/clk/clk-sp7021.c
diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index 7c16f8a2b..2862dac61 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -79,6 +79,8 @@ dtb-$(CONFIG_SOC_SAM_V7) += \
at91-vinco.dtb
dtb-$(CONFIG_SOC_SAMA7G5) += \
at91-sama7g5ek.dtb
+dtb-$(CONFIG_SOC_SP7021) += \
+ sunplus-sp7021-demo-v3.dtb
dtb-$(CONFIG_ARCH_AXXIA) += \
axm5516-amarillo.dtb
dtb-$(CONFIG_ARCH_BCM2835) += \
diff --git a/arch/arm/boot/dts/sunplus-sp7021-achip.dtsi b/arch/arm/boot/dts/sunplus-sp7021-achip.dtsi
new file mode 100644
index 000000000..67274a49e
--- /dev/null
+++ b/arch/arm/boot/dts/sunplus-sp7021-achip.dtsi
@@ -0,0 +1,84 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Device Tree Source for Sunplus SP7021
+ *
+ * Copyright (C) 2021 Sunplus Technology Co.
+ */
+
+#include "sunplus-sp7021.dtsi"
+#include <dt-bindings/interrupt-controller/arm-gic.h>
+
+/ {
+ compatible = "sunplus,sp7021-achip", "sunplus,sp7021";
+ model = "Sunplus SP7021 (CA7)";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ interrupt-parent = <&gic>;
+
+ cpus {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ cpu0: cpu@0 {
+ compatible = "arm,cortex-a7";
+ device_type = "cpu";
+ reg = <0>;
+ clock-frequency = <931000000>;
+ };
+ cpu1: cpu@1 {
+ compatible = "arm,cortex-a7";
+ device_type = "cpu";
+ reg = <1>;
+ clock-frequency = <931000000>;
+ };
+ cpu2: cpu@2 {
+ compatible = "arm,cortex-a7";
+ device_type = "cpu";
+ reg = <2>;
+ clock-frequency = <931000000>;
+ };
+ cpu3: cpu@3 {
+ compatible = "arm,cortex-a7";
+ device_type = "cpu";
+ reg = <3>;
+ clock-frequency = <931000000>;
+ };
+ };
+
+ gic: interrupt-controller@9f101000 {
+ compatible = "arm,cortex-a7-gic";
+ interrupt-controller;
+ #interrupt-cells = <3>;
+ reg = <0x9f101000 0x1000>,
+ <0x9f102000 0x2000>,
+ <0x9f104000 0x2000>,
+ <0x9f106000 0x2000>;
+ };
+
+ timer {
+ compatible = "arm,armv7-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)>;
+ clock-frequency = <XTAL>;
+ arm,cpu-registers-not-fw-configured;
+ };
+
+ arm-pmu {
+ compatible = "arm,cortex-a7-pmu";
+ interrupts = <GIC_SPI 219 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 220 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 221 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 222 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-affinity = <&cpu0>, <&cpu1>, <&cpu2>, <&cpu3>;
+ };
+
+ soc {
+ intc: interrupt-controller@9c000780 {
+ interrupt-parent = <&gic>;
+ interrupts = <GIC_SPI 5 IRQ_TYPE_LEVEL_HIGH>, /* EXT_INT0 */
+ <GIC_SPI 6 IRQ_TYPE_LEVEL_HIGH>; /* EXT_INT1 */
+ };
+ };
+};
diff --git a/arch/arm/boot/dts/sunplus-sp7021-demo-v3.dts b/arch/arm/boot/dts/sunplus-sp7021-demo-v3.dts
new file mode 100644
index 000000000..bfac954bb
--- /dev/null
+++ b/arch/arm/boot/dts/sunplus-sp7021-demo-v3.dts
@@ -0,0 +1,26 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Device Tree Source for Sunplus SP7021 Demo V3 SBC board
+ *
+ * Copyright (C) Sunplus Technology Co.
+ */
+
+/dts-v1/;
+
+#include "sunplus-sp7021-achip.dtsi"
+
+/ {
+ compatible = "sunplus,sp7021-demo-v3", "sunplus,sp7021";
+ model = "Sunplus SP7021/CA7/Demo_V3";
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ chosen {
+ stdout-path = "serial0:115200n8";
+ };
+
+ memory@0 {
+ device_type = "memory";
+ reg = <0x00000000 0x20000000>;
+ };
+};
diff --git a/arch/arm/boot/dts/sunplus-sp7021.dtsi b/arch/arm/boot/dts/sunplus-sp7021.dtsi
new file mode 100644
index 000000000..3c1f4d106
--- /dev/null
+++ b/arch/arm/boot/dts/sunplus-sp7021.dtsi
@@ -0,0 +1,318 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Device Tree Source for Sunplus SP7021
+ *
+ * Copyright (C) 2021 Sunplus Technology Co.
+ */
+
+#include <dt-bindings/clock/sunplus,sp7021-clkc.h>
+#include <dt-bindings/interrupt-controller/irq.h>
+#include <dt-bindings/reset/sunplus,sp7021-reset.h>
+#include <dt-bindings/pinctrl/sppctl-sp7021.h>
+#include <dt-bindings/gpio/gpio.h>
+
+#define XTAL 27000000
+
+/ {
+ compatible = "sunplus,sp7021";
+ model = "Sunplus SP7021";
+
+ aliases {
+ serial0 = &uart0;
+ serial1 = &uart1;
+ serial2 = &uart2;
+ serial3 = &uart3;
+ serial4 = &uart4;
+ };
+
+ clocks {
+ extclk: osc0 {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <XTAL>;
+ clock-output-names = "extclk";
+ };
+ };
+
+ soc {
+ compatible = "simple-bus";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+ interrupt-parent = <&intc>;
+
+ intc: interrupt-controller@9c000780 {
+ compatible = "sunplus,sp7021-intc";
+ reg = <0x9c000780 0x80>, <0x9c000a80 0x80>;
+ interrupt-controller;
+ #interrupt-cells = <2>;
+ };
+
+ clkc: clock-controller@9c000004 {
+ compatible = "sunplus,sp7021-clkc";
+ reg = <0x9c000004 0x28>,
+ <0x9c000200 0x44>,
+ <0x9c000268 0x04>;
+ clocks = <&extclk>;
+ #clock-cells = <1>;
+ };
+
+ rstc: reset@9c000054 {
+ compatible = "sunplus,sp7021-reset";
+ reg = <0x9c000054 0x28>;
+ #reset-cells = <1>;
+ };
+
+ rtc: serial@9c003a00 {
+ compatible = "sunplus,sp7021-rtc";
+ reg = <0x9c003a00 0x80>;
+ reg-names = "rtc";
+ clocks = <&clkc CLK_RTC>;
+ resets = <&rstc RST_RTC>;
+ interrupts = <163 IRQ_TYPE_EDGE_RISING>;
+ };
+
+ otp: otp@9c00af00 {
+ compatible = "sunplus,sp7021-ocotp";
+ reg = <0x9c00af00 0x34>, <0x9c00af80 0x58>;
+ reg-names = "hb_gpio", "otprx";
+ clocks = <&clkc CLK_OTPRX>;
+ resets = <&rstc RST_OTPRX>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ therm_calib: thermal-calibration@14 {
+ reg = <0x14 0x3>;
+ };
+ disc_vol: disconnect-voltage@18 {
+ reg = <0x18 0x2>;
+ };
+ mac_addr0: mac-address0@34 {
+ reg = <0x34 0x6>;
+ };
+ mac_addr1: mac-address1@3a {
+ reg = <0x3a 0x6>;
+ };
+ };
+
+ uart0: serial@9c000900 {
+ compatible = "sunplus,sp7021-uart";
+ reg = <0x9c000900 0x80>;
+ interrupts = <53 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&clkc CLK_UA0>;
+ resets = <&rstc RST_UA0>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart0_pins>;
+ };
+
+ uart1: serial@9c000980 {
+ compatible = "sunplus,sp7021-uart";
+ reg = <0x9c000980 0x80>;
+ interrupts = <54 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&clkc CLK_UA1>;
+ resets = <&rstc RST_UA1>;
+ status = "disabled";
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart1_pins>;
+ };
+
+ uart2: serial@9c000800 {
+ compatible = "sunplus,sp7021-uart";
+ reg = <0x9c000800 0x80>;
+ interrupts = <55 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&clkc CLK_UA2>;
+ resets = <&rstc RST_UA2>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart2_pins>;
+ status = "disabled";
+ };
+
+ uart3: serial@9c000880 {
+ compatible = "sunplus,sp7021-uart";
+ reg = <0x9c000880 0x80>;
+ interrupts = <56 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&clkc CLK_UA3>;
+ resets = <&rstc RST_UA3>;
+ status = "disabled";
+ };
+
+ uart4: serial@9c008780 {
+ compatible = "sunplus,sp7021-uart";
+ reg = <0x9c008780 0x80>;
+ interrupts = <134 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&clkc CLK_UA4>;
+ resets = <&rstc RST_UA4>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart4_pins>;
+ status = "disabled";
+ };
+
+ spi_controller0: spi@9c002d80 {
+ compatible = "sunplus,sp7021-spi";
+ reg = <0x9c002d80 0x80>, <0x9c002e00 0x80>;
+ reg-names = "master", "slave";
+ interrupts = <144 IRQ_TYPE_LEVEL_HIGH>,
+ <146 IRQ_TYPE_LEVEL_HIGH>,
+ <145 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-names = "dma_w", "master_risc", "slave_risc";
+ clocks = <&clkc CLK_SPI_COMBO_0>;
+ resets = <&rstc RST_SPI_COMBO_0>;
+
+ pinctrl-names = "default";
+ pinctrl-0 = <&spi0_pins>;
+ cs-gpios = <&pctl 26 GPIO_ACTIVE_LOW>,
+ <&pctl 28 GPIO_ACTIVE_LOW>;
+ };
+
+ spi_controller1: spi@9c00f480 {
+ compatible = "sunplus,sp7021-spi";
+ reg = <0x9c00f480 0x80>, <0x9c00f500 0x80>;
+ reg-names = "master", "slave";
+ interrupts = <67 IRQ_TYPE_LEVEL_HIGH>,
+ <69 IRQ_TYPE_LEVEL_HIGH>,
+ <68 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-names = "dma_w", "master_risc", "slave_risc";
+ clocks = <&clkc CLK_SPI_COMBO_1>;
+ resets = <&rstc RST_SPI_COMBO_1>;
+ spi-max-frequency = <25000000>;
+ status = "disabled";
+ };
+
+ spi_controller2: spi@9c00f600 {
+ compatible = "sunplus,sp7021-spi";
+ reg = <0x9c00f600 0x80>, <0x9c00f680 0x80>;
+ reg-names = "master", "slave";
+ interrupts = <70 IRQ_TYPE_LEVEL_HIGH>,
+ <72 IRQ_TYPE_LEVEL_HIGH>,
+ <71 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-names = "dma_w", "master_risc", "slave_risc";
+ clocks = <&clkc CLK_SPI_COMBO_2>;
+ resets = <&rstc RST_SPI_COMBO_2>;
+ spi-max-frequency = <25000000>;
+ status = "disabled";
+ };
+
+ spi_controller3: spi@9c00f780 {
+ compatible = "sunplus,sp7021-spi";
+ reg = <0x9c00f780 0x80>, <0x9c00f800 0x80>;
+ reg-names = "master", "slave";
+ interrupts = <73 IRQ_TYPE_LEVEL_HIGH>,
+ <75 IRQ_TYPE_LEVEL_HIGH>,
+ <74 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-names = "dma_w", "master_risc", "slave_risc";
+ clocks = <&clkc CLK_SPI_COMBO_3>;
+ resets = <&rstc RST_SPI_COMBO_3>;
+ spi-max-frequency = <25000000>;
+ status = "disabled";
+ };
+
+ pctl: pinctl@9c000100 {
+ compatible = "sunplus,sp7021-pctl";
+ reg = <0x9C000100 0x100>,
+ <0x9C000300 0x100>,
+ <0x9C0032e4 0x1C>,
+ <0x9C000080 0x20>;
+ reg-names = "moon2", "gpioxt", "first", "moon1";
+ gpio-controller;
+ #gpio-cells = <2>;
+ clocks = <&clkc CLK_GPIO>;
+ resets = <&rstc RST_GPIO>;
+
+ leds_pins: pinmux_gpio_leds-pins {
+ sunplus,pins = < SPPCTL_IOPAD(0,SPPCTL_PCTL_G_GPIO,0,SPPCTL_PCTL_L_OUT) >;
+ };
+
+ emmc_pins: emmc-pins {
+ function = "CARD0_EMMC";
+ groups = "CARD0_EMMC";
+ };
+
+ sdcard-pins {
+ function = "SD_CARD";
+ groups = "SD_CARD";
+ sunplus,pins = < SPPCTL_IOPAD(91, SPPCTL_PCTL_G_GPIO, 0, 0) >;
+ };
+
+ emac_pins: pinmux_emac_demo_board_v3-pins {
+ sunplus,pins = <
+ SPPCTL_IOPAD(49,SPPCTL_PCTL_G_PMUX,MUXF_L2SW_CLK_OUT,0)
+ SPPCTL_IOPAD(44,SPPCTL_PCTL_G_PMUX,MUXF_L2SW_MAC_SMI_MDC,0)
+ SPPCTL_IOPAD(43,SPPCTL_PCTL_G_PMUX,MUXF_L2SW_MAC_SMI_MDIO,0)
+ SPPCTL_IOPAD(52,SPPCTL_PCTL_G_PMUX,MUXF_L2SW_P0_MAC_RMII_TXEN,0)
+ SPPCTL_IOPAD(50,SPPCTL_PCTL_G_PMUX,MUXF_L2SW_P0_MAC_RMII_TXD0,0)
+ SPPCTL_IOPAD(51,SPPCTL_PCTL_G_PMUX,MUXF_L2SW_P0_MAC_RMII_TXD1,0)
+ SPPCTL_IOPAD(46,SPPCTL_PCTL_G_PMUX,MUXF_L2SW_P0_MAC_RMII_CRSDV,0)
+ SPPCTL_IOPAD(47,SPPCTL_PCTL_G_PMUX,MUXF_L2SW_P0_MAC_RMII_RXD0,0)
+ SPPCTL_IOPAD(48,SPPCTL_PCTL_G_PMUX,MUXF_L2SW_P0_MAC_RMII_RXD1,0)
+ SPPCTL_IOPAD(45,SPPCTL_PCTL_G_PMUX,MUXF_L2SW_P0_MAC_RMII_RXER,0)
+ SPPCTL_IOPAD(59,SPPCTL_PCTL_G_PMUX,MUXF_L2SW_P1_MAC_RMII_TXEN,0)
+ SPPCTL_IOPAD(57,SPPCTL_PCTL_G_PMUX,MUXF_L2SW_P1_MAC_RMII_TXD0,0)
+ SPPCTL_IOPAD(58,SPPCTL_PCTL_G_PMUX,MUXF_L2SW_P1_MAC_RMII_TXD1,0)
+ SPPCTL_IOPAD(54,SPPCTL_PCTL_G_PMUX,MUXF_L2SW_P1_MAC_RMII_CRSDV,0)
+ SPPCTL_IOPAD(55,SPPCTL_PCTL_G_PMUX,MUXF_L2SW_P1_MAC_RMII_RXD0,0)
+ SPPCTL_IOPAD(56,SPPCTL_PCTL_G_PMUX,MUXF_L2SW_P1_MAC_RMII_RXD1,0)
+ SPPCTL_IOPAD(53,SPPCTL_PCTL_G_PMUX,MUXF_L2SW_P1_MAC_RMII_RXER,0)
+ >;
+ sunplus,zerofunc = <
+ MUXF_L2SW_LED_FLASH0
+ MUXF_L2SW_LED_FLASH1
+ MUXF_L2SW_LED_ON0
+ MUXF_L2SW_LED_ON1
+ MUXF_DAISY_MODE
+ >;
+ };
+
+ uart0_pins: pinmux_uart0-pins {
+ function = "UA0";
+ groups = "UA0";
+ };
+
+ uart1_pins: pinmux_uart1-pins {
+ sunplus,pins = <
+ SPPCTL_IOPAD(14,SPPCTL_PCTL_G_PMUX,MUXF_UA4_TX,0)
+ SPPCTL_IOPAD(16,SPPCTL_PCTL_G_PMUX,MUXF_UA4_RX,0)
+ >;
+ };
+
+ uart2_pins: pinmux_uart2-pins {
+ sunplus,pins = <
+ SPPCTL_IOPAD(16,SPPCTL_PCTL_G_PMUX,MUXF_UA2_TX,0)
+ SPPCTL_IOPAD(17,SPPCTL_PCTL_G_PMUX,MUXF_UA2_RX,0)
+ SPPCTL_IOPAD(18,SPPCTL_PCTL_G_PMUX,MUXF_UA2_RTS,0)
+ SPPCTL_IOPAD(19,SPPCTL_PCTL_G_PMUX,MUXF_UA2_CTS,0)
+ >;
+ };
+
+ uart4_pins: pinmux_uart4-pins {
+ sunplus,pins = <
+ SPPCTL_IOPAD(22,SPPCTL_PCTL_G_PMUX,MUXF_UA4_TX,0)
+ SPPCTL_IOPAD(20,SPPCTL_PCTL_G_PMUX,MUXF_UA4_RX,0)
+ SPPCTL_IOPAD(23,SPPCTL_PCTL_G_PMUX,MUXF_UA4_RTS,0)
+ SPPCTL_IOPAD(21,SPPCTL_PCTL_G_PMUX,MUXF_UA4_CTS,0)
+ >;
+ };
+
+ spi0_pins: pinmux_spi0-pins {
+ sunplus,pins = <
+ SPPCTL_IOPAD(26,SPPCTL_PCTL_G_GPIO,0,0)
+ SPPCTL_IOPAD(28,SPPCTL_PCTL_G_GPIO,0,0)
+ SPPCTL_IOPAD(23,SPPCTL_PCTL_G_PMUX,MUXF_SPI0S_DO,0)
+ SPPCTL_IOPAD(25,SPPCTL_PCTL_G_PMUX,MUXF_SPI0S_DI,0)
+ SPPCTL_IOPAD(27,SPPCTL_PCTL_G_PMUX,MUXF_SPI0S_CLK,0)
+ >;
+ };
+ };
+ };
+
+ led {
+ compatible = "gpio-leds";
+ pinctrl-names = "default";
+ pinctrl-0 = <&leds_pins>;
+ system-led {
+ label = "system-led";
+ gpios = <&pctl 0 GPIO_ACTIVE_HIGH>;
+ default-state = "off";
+ linux,default-trigger = "heartbeat";
+ };
+ };
+};
--
2.33.1
