From: Qiao Zhou <qiaoz...@asrmicro.com>
Add initial dtsi file to support ASR Aquilac SoC. It has two clusters.
Cluster0 has 4 * Cortex-A53 and Cluster1 has 4 * Cortex-A73.
Also add dts file to support ASR Aquilac SoC development board which is
based on ASR AquilaC SoC.
Signed-off-by: qiaozhou <qiaoz...@asrmicro.com>
---
arch/arm64/boot/dts/Makefile | 1 +
arch/arm64/boot/dts/asr/Makefile | 2 +
arch/arm64/boot/dts/asr/asr8751c-aquilac.dts | 58 ++++
arch/arm64/boot/dts/asr/asr8751c-pinctrl.dtsi | 400 ++++++++++++++++++++++
arch/arm64/boot/dts/asr/asr8751c.dtsi | 460 ++++++++++++++++++++++++++
5 files changed, 921 insertions(+)
create mode 100644 arch/arm64/boot/dts/asr/Makefile
create mode 100644 arch/arm64/boot/dts/asr/asr8751c-aquilac.dts
create mode 100644 arch/arm64/boot/dts/asr/asr8751c-pinctrl.dtsi
create mode 100644 arch/arm64/boot/dts/asr/asr8751c.dtsi
diff --git a/arch/arm64/boot/dts/Makefile b/arch/arm64/boot/dts/Makefile
index 5bc7533..38f3db0 100644
--- a/arch/arm64/boot/dts/Makefile
+++ b/arch/arm64/boot/dts/Makefile
@@ -27,3 +27,4 @@ subdir-y += synaptics
subdir-y += ti
subdir-y += xilinx
subdir-y += zte
+subdir-y += asr
diff --git a/arch/arm64/boot/dts/asr/Makefile b/arch/arm64/boot/dts/asr/Makefile
new file mode 100644
index 0000000..b1f31c8
--- /dev/null
+++ b/arch/arm64/boot/dts/asr/Makefile
@@ -0,0 +1,2 @@
+# SPDX-License-Identifier: GPL-2.0
+dtb-$(CONFIG_ARCH_ASR) += asr8751c-aquilac.dtb
diff --git a/arch/arm64/boot/dts/asr/asr8751c-aquilac.dts
b/arch/arm64/boot/dts/asr/asr8751c-aquilac.dts
new file mode 100644
index 0000000..076642f
--- /dev/null
+++ b/arch/arm64/boot/dts/asr/asr8751c-aquilac.dts
@@ -0,0 +1,58 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * dts file for ASR8751C AquilaC SoC
+ * Copyright (c) 2019, ASR Microelectronics(Shanghai) Co., Ltd.
+ *
+ * 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
+ * publishhed by the Free Software Foundation.
+ */
+
+/dts-v1/;
+#include "asr8751c.dtsi"
+#include "asr8751c-pinctrl.dtsi"
+#include <dt-bindings/input/linux-event-codes.h>
+
+/ {
+ model = "ASR AquilaC Development Board";
+ compatible = "asr,aquilac-evb", "asr,8751c";
+
+ aliases {
+ serial0 = &uart0;
+ serial1 = &uart1;
+ serial2 = &uart2;
+ };
+
+ chosen {
+ /*
+ * initrd parameters not set in dts file since the ramdisk.img
+ * size need to check in uboot, and the initrd load address and
+ * size will set in uboot stage.
+ */
+ bootargs = "clk_ignore_unused";
+ stdout-path = "serial0:115200n8";
+ };
+
+ memory@0 {
+ /* address-cell = 2, size-cell = 2 */
+ device_type = "memory";
+ /* start address: 0x100000000, size = 0xC0000000 */
+ reg = <0x1 0x00000000 0x0 0xC0000000>;
+ };
+
+ reserved-memory {
+ #address-cells = <2>;
+ #size-cells = <2>;
+ ranges;
+
+ ramoops@10c000000 {
+ compatible = "ramoops";
+ reg = <0x1 0x0c000000 0x0 0x0040000>;
+ record-size = <0x7000>;
+ console-size = <0x30000>;
+ ftrace-size = <0x1000>;
+ pmsg-size = <0x1000>;
+ dump-oops = <0>;
+ };
+ };
+};
diff --git a/arch/arm64/boot/dts/asr/asr8751c-pinctrl.dtsi
b/arch/arm64/boot/dts/asr/asr8751c-pinctrl.dtsi
new file mode 100644
index 0000000..047049f
--- /dev/null
+++ b/arch/arm64/boot/dts/asr/asr8751c-pinctrl.dtsi
@@ -0,0 +1,400 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (C) 2019 ASR Microelectronics(Shanghai) Co., Ltd.
+ * Author: Tim Wang <timw...@asrmicro.com>
+ *
+ * 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
+ * publishhed by the Free Software Foundation.
+ */
+#include <dt-bindings/pinctrl/asr8751c-pinfunc.h>
+
+&pmx {
+ evb_mfp_pins_group_0: evb_mfp_pins_group_0 {
+ pinctrl-single,pins = <
+ GPIO_124 AF0
+ >;
+ MFP_PULL_DOWN;
+ };
+
+ /* aquilac evb config group */
+ evb_mfp_pins_group_1: evb_mfp_pins_group_1 {
+ pinctrl-single,pins = <
+ GPIO_07 AF0
+ /* I2C */
+ GPIO_03 AF1 /* I2C5 */
+ GPIO_04 AF1
+ GPIO_45 AF1 /* I2C7 */
+ GPIO_46 AF1
+ GPIO_22 AF1 /* I2C2 */
+ GPIO_23 AF1
+ GPIO_112 AF1 /* I2C6 */
+ GPIO_113 AF1
+ GPIO_63 AF1
+ GPIO_64 AF1
+
+ /* I2S */
+ GPIO_31 AF1
+ GPIO_32 AF1
+ GPIO_33 AF1
+ GPIO_34 AF1
+ GPIO_102 AF1
+ GPIO_103 AF1
+ GPIO_104 AF1
+ GPIO_105 AF1
+ /* SH_SSP */
+ GPIO_82 AF1
+ GPIO_83 AF1
+ GPIO_84 AF1
+ GPIO_85 AF1
+ GPIO_86 AF1
+ GPIO_87 AF1
+ GPIO_88 AF1
+ GPIO_89 AF1
+ /* SH_UART */
+ GPIO_61 AF1
+ GPIO_62 AF1
+ /* SSP */
+ GPIO_41 AF1
+ GPIO_42 AF1
+ GPIO_43 AF1
+ GPIO_44 AF1
+ /* UART */
+ GPIO_24 AF0 /* VSP UART */
+ GPIO_25 AF0
+ GPIO_08 AF0
+ GPIO_92 AF1 /* BT_UART */
+ GPIO_93 AF1
+ GPIO_94 AF1
+ GPIO_95 AF1
+ /* CAMERA */
+ GPIO_09 AF0
+ GPIO_10 AF0
+ GPIO_11 AF0
+ GPIO_12 AF0
+ GPIO_13 AF0
+ GPIO_14 AF0
+ GPIO_15 AF1
+ GPIO_16 AF1
+ GPIO_17 AF1
+ >;
+ MFP_DEFAULT;
+ };
+
+ /* TWSI0 GPIO */
+ twsi0_pmx_func0: twsi0_pmx_func0 {
+ pinctrl-single,pins = <
+ GPIO_18 AF0
+ GPIO_19 AF0
+ >;
+ MFP_DEFAULT;
+ };
+
+ /* AP I2C0 */
+ twsi0_pmx_func1: twsi0_pmx_func1 {
+ pinctrl-single,pins = <
+ GPIO_18 AF1
+ GPIO_19 AF1
+ >;
+ MFP_DEFAULT;
+ };
+
+ /* OVT I2C 0 */
+ twsi0_pmx_func2: twsi0_pmx_func2 {
+ pinctrl-single,pins = <
+ GPIO_18 AF2
+ GPIO_19 AF2
+ >;
+ MFP_DEFAULT;
+ };
+
+ /* TWSI1 GPIO */
+ twsi1_pmx_func0: twsi1_pmx_func0 {
+ pinctrl-single,pins = <
+ GPIO_20 AF0
+ GPIO_21 AF0
+ >;
+ MFP_DEFAULT;
+ };
+
+ /* AP I2C 1 */
+ twsi1_pmx_func1: twsi1_pmx_func1 {
+ pinctrl-single,pins = <
+ GPIO_20 AF1
+ GPIO_21 AF1
+ >;
+ MFP_DEFAULT;
+ };
+
+ /* OVT I2C 1 */
+ twsi1_pmx_func2: twsi1_pmx_func2 {
+ pinctrl-single,pins = <
+ GPIO_20 AF2
+ GPIO_21 AF2
+ >;
+ MFP_DEFAULT;
+ };
+
+ /* AP I2C 4 */
+ twsi4_pmx_func1: twsi4_pmx_func1 {
+ pinctrl-single,pins = <
+ GPIO_35 AF1
+ GPIO_36 AF1
+ >;
+ MFP_DEFAULT;
+ };
+
+ ccic1_pmx_func1: ccic1_pmx_func1 {
+ pinctrl-single,pins = <
+ GPIO_09 AF0
+ GPIO_12 AF0
+ GPIO_15 AF1
+ >;
+ MFP_DEFAULT;
+ };
+
+ ccic2_pmx_func1: ccic2_pmx_func1 {
+ pinctrl-single,pins = <
+ GPIO_10 AF0
+ GPIO_13 AF0
+ GPIO_16 AF1
+ >;
+ MFP_DEFAULT;
+ };
+
+ ccic3_pmx_func1: ccic3_pmx_func1 {
+ pinctrl-single,pins = <
+ GPIO_11 AF0
+ GPIO_14 AF0
+ GPIO_17 AF1
+ >;
+ MFP_DEFAULT;
+ };
+
+ /* MFP_LPM_PULL_UP */
+ gpio126_pmx_func0: gpio126_pmx_func0 {
+ pinctrl-single,pins = <
+ GPIO_126 AF0
+ >;
+ MFP_LPM_PULL_UP;
+ };
+
+ /* MFP_DEFAULT */
+ gpio126_pmx_func2: gpio126_pmx_func2 {
+ pinctrl-single,pins = <
+ GPIO_126 AF2
+ >;
+ MFP_DEFAULT;
+ };
+
+ /* MFP_LPM_PULL_UP */
+ gpio51_pmx_func0: gpio51_pmx_func0 {
+ pinctrl-single,pins = <
+ GPIO_51 AF0
+ >;
+ MFP_LPM_PULL_UP;
+ };
+
+ /* MFP_DEFAULT */
+ gpio51_pmx_func2: gpio51_pmx_func2 {
+ pinctrl-single,pins = <
+ GPIO_51 AF2
+ >;
+ MFP_DEFAULT;
+ };
+
+ /* SD card */
+ sdcard_pmx_func0: sdcard_pmx_func0 {
+ pinctrl-single,pins = <
+ MMC1_DAT3 AF0
+ MMC1_DAT2 AF0
+ MMC1_DAT1 AF0
+ MMC1_DAT0 AF0
+ MMC1_CMD AF0
+ >;
+ MFP_DEFAULT;
+ };
+
+ /* MFP_LPM_DRIVE_LOW */
+ sdcard_clk_pmx_func0: sdcard_clk_pmx_func0 {
+ pinctrl-single,pins = <
+ MMC1_CLK AF0
+ >;
+ MFP_LPM_DRIVE_LOW;
+ };
+
+ /* ds fast, no pull, no LPM */
+ sdcard_pmx_func0_fast: sdcard_pmx_func0_fast {
+ pinctrl-single,pins = <
+ MMC1_DAT3 AF0
+ MMC1_DAT2 AF0
+ MMC1_DAT1 AF0
+ MMC1_DAT0 AF0
+ MMC1_CMD AF0
+ >;
+ DS_FAST;PULL_NONE;EDGE_NONE;LPM_NONE;
+ };
+
+ /* ds fast, LPM_DRIVE_LOW */
+ sdcard_clk_pmx_func0_fast: sdcard_clk_pmx_func0_fast {
+ pinctrl-single,pins = <
+ MMC1_CLK AF0
+ >;
+ DS_FAST;PULL_NONE;EDGE_NONE;LPM_DRIVE_LOW;
+ };
+
+ /* JTAG */
+ sdcard_pmx_func2: sdcard_pmx_func2 {
+ pinctrl-single,pins = <
+ MMC1_DAT3 AF2
+ MMC1_DAT2 AF2
+ MMC1_DAT1 AF2
+ MMC1_DAT0 AF2
+ MMC1_CMD AF2
+ MMC1_CLK AF2
+ >;
+ MFP_DEFAULT;
+ };
+
+ /* SDIO card */
+ sdio_pmx_func1: sdio_pmx_func1 {
+ pinctrl-single,pins = <
+ GPIO_96 AF1 //MMC2_DAT3
+ GPIO_97 AF1 //MMC2_DAT2
+ GPIO_98 AF1 //MMC2_DAT1
+ GPIO_99 AF1 //MMC2_DAT0
+ GPIO_100 AF1 //MMC2_CMD
+ >;
+ MFP_DEFAULT;
+ };
+
+ /* MFP_LPM_DRIVE_LOW */
+ sdio_clk_pmx_func1: sdio_clk_pmx_func1 {
+ pinctrl-single,pins = <
+ GPIO_101 AF1 //MMC2_CLK
+ >;
+ MFP_LPM_DRIVE_LOW;
+ };
+
+ /* ds fast, no pull, no LPM */
+ sdio_pmx_func1_fast: sdio_pmx_func1_fast {
+ pinctrl-single,pins = <
+ GPIO_96 AF1 //MMC2_DAT3
+ GPIO_97 AF1 //MMC2_DAT2
+ GPIO_98 AF1 //MMC2_DAT1
+ GPIO_99 AF1 //MMC2_DAT0
+ GPIO_100 AF1 //MMC2_CMD
+ >;
+ DS_FAST;PULL_NONE;EDGE_NONE;LPM_NONE;
+ };
+
+ /* ds fast, LPM_DRIVE_LOW */
+ sdio_clk_pmx_func1_fast: sdio_clk_pmx_func1_fast {
+ pinctrl-single,pins = <
+ GPIO_101 AF1 //MMC2_CLK
+ >;
+ DS_FAST;PULL_NONE;EDGE_NONE;LPM_DRIVE_LOW;
+ };
+
+ /* ssp0 default state */
+ ssp0_pmx_func0: ssp0_pmx_func0 {
+ pinctrl-single,pins = <
+ GPIO_118 AF1 /* clk */
+ GPIO_120 AF1 /* tx */
+ GPIO_121 AF1 /* rx */
+ >;
+ MFP_PULL_DOWN;
+ };
+
+ ssp0_pmx_func1: ssp0_pmx_func1 {
+ pinctrl-single,pins = <
+ GPIO_119 AF1 /* cs */
+ >;
+ MFP_PULL_UP;
+ };
+
+ /* uart2 */
+ uart2_pmx_func1: uart2_pmx_func1 {
+ pinctrl-single,pins = <
+ GPIO_120 AF2 /* tx */
+ GPIO_121 AF2 /* rx */
+ >;
+ MFP_DEFAULT;
+ };
+
+ uart2_pmx_func2: uart2_pmx_func2 {
+ pinctrl-single,pins = <
+ GPIO_118 AF2 /* CTS */
+ GPIO_119 AF2 /* RTS */
+ >;
+ MFP_PULL_DOWN;
+ };
+
+ fp_pmx_func1: fp_pmx_func1 {
+ pinctrl-single,pins = <
+ GPIO_76 AF0
+ GPIO_81 AF0
+ >;
+ MFP_DEFAULT;
+ };
+
+ /* AP I2C 8 */
+ twsi8_pmx_func1: twsi8_pmx_func1 {
+ pinctrl-single,pins = <
+ GPIO_47 AF1
+ GPIO_48 AF1
+ >;
+ MFP_DEFAULT;
+ };
+
+ nfc_pmx_func0: nfc_pmx_func0 {
+ pinctrl-single,pins = <
+ GPIO_124 AF0
+ GPIO_123 AF0
+ GPIO_115 AF0
+ VCXO_REQ1 AF1
+ >;
+ MFP_LPM_FLOAT;
+ };
+
+ nfc_pmx_func0_n3_1: nfc_pmx_func0_n3_1 {
+ pinctrl-single,pins = <
+ GPIO_116 AF0
+ GPIO_115 AF0
+ GPIO_60 AF0
+ >;
+ MFP_DEFAULT;
+ };
+
+ nfc_pmx_func0_n3_2: nfc_pmx_func0_n3_2 {
+ pinctrl-single,pins = <
+ GPIO_107 AF0
+ >;
+ MFP_PULL_DOWN;
+ };
+
+ goodix_ts_pmx_func0: goodix_ts_pmx_func0 {
+ pinctrl-single,pins = <
+ GPIO_05 AF0
+ GPIO_06 AF0
+ >;
+ MFP_PULL_DOWN;
+ };
+
+
+ /* Not used pin, pull down and set input in lpm */
+ evb_sensor_pmx_func0: evb_sensor_pmx_func0 {
+ pinctrl-single,pins = <
+ GPIO_78 AF0
+ >;
+ MFP_PULL_DOWN;
+ };
+
+ /* EVB reset pin for mag sensor, GPIO */
+ evb_sensor_pmx_func1: evb_sensor_pmx_func1 {
+ pinctrl-single,pins = <
+ GPIO_80 AF0
+ >;
+ MFP_PULL_UP;
+ };
+};
diff --git a/arch/arm64/boot/dts/asr/asr8751c.dtsi
b/arch/arm64/boot/dts/asr/asr8751c.dtsi
new file mode 100644
index 0000000..c7222eb
--- /dev/null
+++ b/arch/arm64/boot/dts/asr/asr8751c.dtsi
@@ -0,0 +1,460 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * dtsi file for ASR8751C
+ * Copyright (c) 2019, ASR Microelectronics(Shanghai) Co., Ltd.
+ *
+ * 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
+ * publishhed by the Free Software Foundation.
+ */
+
+#include <dt-bindings/clock/asr8751c-clk.h>
+#include <dt-bindings/interrupt-controller/irq.h>
+#include <dt-bindings/gpio/gpio.h>
+
+/ {
+ interrupt-parent = <&gic>;
+ #address-cells = <2>;
+ #size-cells = <2>;
+
+ cpus {
+ #address-cells = <2>;
+ #size-cells = <0>;
+
+ idle-states {
+ entry-method = "psci";
+
+ CPU_C1: cpu-c1 {
+ compatible = "arm,idle-state";
+ arm,psci-suspend-param = <0x0000002>;
+ entry-latency-us = <20>;
+ exit-latency-us = <20>;
+ min-residency-us = <100>;
+ };
+
+ CPU_C2: cpu-c2 {
+ compatible = "arm,idle-state";
+ local-timer-stop;
+ arm,psci-suspend-param = <0x0010005>;
+ entry-latency-us = <40>;
+ exit-latency-us = <40>;
+ min-residency-us = <200>;
+ };
+
+ CLUSTER_MP2: cluster-mp2 {
+ compatible = "arm,idle-state";
+ local-timer-stop;
+ arm,psci-suspend-param = <0x1010055>;
+ entry-latency-us = <80>;
+ exit-latency-us = <80>;
+ min-residency-us = <400>;
+ wakeup-latency-us = <40>;
+ };
+
+ CHIP_D1P: chip-d1p {
+ compatible = "arm,idle-state";
+ local-timer-stop;
+ arm,psci-suspend-param = <0x2010355>;
+ entry-latency-us = <200>;
+ exit-latency-us = <200>;
+ min-residency-us = <1000>;
+ wakeup-latency-us = <80>;
+ };
+
+ CHIP_D1: chip-d1 {
+ compatible = "arm,idle-state";
+ local-timer-stop;
+ arm,psci-suspend-param = <0x2010455>;
+ entry-latency-us = <300>;
+ exit-latency-us = <300>;
+ min-residency-us = <1200>;
+ wakeup-latency-us = <160>;
+ };
+
+ CHIP_D2: chip-d2 {
+ compatible = "arm,idle-state";
+ local-timer-stop;
+ arm,psci-suspend-param = <0x2010555>;
+ entry-latency-us = <400>;
+ exit-latency-us = <400>;
+ min-residency-us = <1500>;
+ wakeup-latency-us = <200>;
+ };
+ };
+
+ clst0_core_opp_table: opp_table0 {
+ compatible = "operating-points-v2";
+ opp-shared;
+
+ opp624000000 {
+ opp-hz = /bits/ 64 <624000000>;
+ opp-microvolt = <1000000>;
+ clock-latency-ns = <200000>;
+ };
+ opp832000000 {
+ opp-hz = /bits/ 64 <832000000>;
+ opp-microvolt = <1000000>;
+ clock-latency-ns = <200000>;
+ };
+ opp1000000000 {
+ opp-hz = /bits/ 64 <1000000000>;
+ opp-microvolt = <1500000>;
+ clock-latency-ns = <200000>;
+ };
+ opp1248000000 {
+ opp-hz = /bits/ 64 <1248000000>;
+ opp-microvolt = <1500000>;
+ clock-latency-ns = <200000>;
+ };
+ opp1400000000 {
+ opp-hz = /bits/ 64 <1400000000>;
+ opp-microvolt = <1500000>;
+ clock-latency-ns = <200000>;
+ };
+ opp1600000000 {
+ opp-hz = /bits/ 64 <1600000000>;
+ opp-microvolt = <1500000>;
+ clock-latency-ns = <200000>;
+ };
+ };
+
+ clst1_core_opp_table: opp_table1 {
+ compatible = "operating-points-v2";
+ opp-shared;
+
+ opp1000000000 {
+ opp-hz = /bits/ 64 <1000000000>;
+ opp-microvolt = <1500000>;
+ clock-latency-ns = <200000>;
+ };
+ opp1248000000 {
+ opp-hz = /bits/ 64 <1248000000>;
+ opp-microvolt = <1500000>;
+ clock-latency-ns = <200000>;
+ };
+ opp1600000000 {
+ opp-hz = /bits/ 64 <1600000000>;
+ opp-microvolt = <1500000>;
+ clock-latency-ns = <200000>;
+ };
+ opp1900000000 {
+ opp-hz = /bits/ 64 <1900000000>;
+ opp-microvolt = <1500000>;
+ clock-latency-ns = <200000>;
+ };
+ };
+
+ cpu-map {
+ cluster0: cluster0 {
+ #cooling-cells = <2>; /* min followed by max */
+ dynamic-pwr-coeff = <89>;
+ static-pwr-base-coeff = <1335>;
+ static-pwr-temp-coeff =
+ <2225 27650 (-286) 10>;
+ enable_ipa_vmin_control;
+ core0 {
+ cpu = <&cpu0>;
+ };
+ core1 {
+ cpu = <&cpu1>;
+ };
+ core2 {
+ cpu = <&cpu2>;
+ };
+ core3 {
+ cpu = <&cpu3>;
+ };
+ };
+
+ cluster1: cluster1 {
+ #cooling-cells = <2>;
+ dynamic-pwr-coeff = <115>;
+ static-pwr-base-coeff = <2157>;
+ static-pwr-temp-coeff =
+ <52330 32960 (-603) 13>;
+ enable_ipa_vmin_control;
+ core0 {
+ cpu = <&cpu4>;
+ };
+ core1 {
+ cpu = <&cpu5>;
+ };
+ core2 {
+ cpu = <&cpu6>;
+ };
+ core3 {
+ cpu = <&cpu7>;
+ };
+ };
+ };
+ cpu0: cpu@0 {
+ device_type = "cpu";
+ compatible = "arm,armv8";
+ reg = <0 0x0>;
+ enable-method = "psci";
+ cpu-idle-states = <&CPU_C2 &CLUSTER_MP2 &CHIP_D1P
&CHIP_D1>;
+ sched-energy-costs = <&CPU_COST_0 &CLUSTER_COST_0>;
+ clocks = <&soc_clocks ASR_CLK_CLST0>;
+ operating-points-v2 = <&clst0_core_opp_table>;
+ };
+ cpu1: cpu@1 {
+ device_type = "cpu";
+ compatible = "arm,armv8";
+ reg = <0 0x1>;
+ enable-method = "psci";
+ cpu-idle-states = <&CPU_C2 &CLUSTER_MP2 &CHIP_D1P
&CHIP_D1>;
+ sched-energy-costs = <&CPU_COST_0 &CLUSTER_COST_0>;
+ clocks = <&soc_clocks ASR_CLK_CLST0>;
+ operating-points-v2 = <&clst0_core_opp_table>;
+ };
+ cpu2: cpu@2 {
+ device_type = "cpu";
+ compatible = "arm,armv8";
+ reg = <0 0x2>;
+ enable-method = "psci";
+ cpu-idle-states = <&CPU_C2 &CLUSTER_MP2 &CHIP_D1P
&CHIP_D1>;
+ sched-energy-costs = <&CPU_COST_0 &CLUSTER_COST_0>;
+ clocks = <&soc_clocks ASR_CLK_CLST0>;
+ operating-points-v2 = <&clst0_core_opp_table>;
+ };
+ cpu3: cpu@3 {
+ device_type = "cpu";
+ compatible = "arm,armv8";
+ reg = <0 0x3>;
+ enable-method = "psci";
+ cpu-idle-states = <&CPU_C2 &CLUSTER_MP2 &CHIP_D1P
&CHIP_D1>;
+ sched-energy-costs = <&CPU_COST_0 &CLUSTER_COST_0>;
+ clocks = <&soc_clocks ASR_CLK_CLST0>;
+ operating-points-v2 = <&clst0_core_opp_table>;
+ };
+ cpu4: cpu@100 {
+ device_type = "cpu";
+ compatible = "arm,armv8";
+ reg = <0 0x100>;
+ enable-method = "psci";
+ cpu-idle-states = <&CPU_C2 &CLUSTER_MP2 &CHIP_D1P
&CHIP_D1>;
+ sched-energy-costs = <&CPU_COST_1 &CLUSTER_COST_1>;
+ clocks = <&soc_clocks ASR_CLK_CLST1>;
+ operating-points-v2 = <&clst1_core_opp_table>;
+ };
+ cpu5: cpu@101 {
+ device_type = "cpu";
+ compatible = "arm,armv8";
+ reg = <0 0x101>;
+ enable-method = "psci";
+ cpu-idle-states = <&CPU_C2 &CLUSTER_MP2 &CHIP_D1P
&CHIP_D1>;
+ sched-energy-costs = <&CPU_COST_1 &CLUSTER_COST_1>;
+ clocks = <&soc_clocks ASR_CLK_CLST1>;
+ operating-points-v2 = <&clst1_core_opp_table>;
+ };
+ cpu6: cpu@102 {
+ device_type = "cpu";
+ compatible = "arm,armv8";
+ reg = <0 0x102>;
+ enable-method = "psci";
+ cpu-idle-states = <&CPU_C2 &CLUSTER_MP2 &CHIP_D1P
&CHIP_D1>;
+ sched-energy-costs = <&CPU_COST_1 &CLUSTER_COST_1>;
+ clocks = <&soc_clocks ASR_CLK_CLST1>;
+ operating-points-v2 = <&clst1_core_opp_table>;
+ };
+ cpu7: cpu@103 {
+ device_type = "cpu";
+ compatible = "arm,armv8";
+ reg = <0 0x103>;
+ enable-method = "psci";
+ cpu-idle-states = <&CPU_C2 &CLUSTER_MP2 &CHIP_D1P
&CHIP_D1>;
+ sched-energy-costs = <&CPU_COST_1 &CLUSTER_COST_1>;
+ clocks = <&soc_clocks ASR_CLK_CLST1>;
+ operating-points-v2 = <&clst1_core_opp_table>;
+ };
+
+ };
+
+ energy-costs {
+ /* cpu 0 data is magic data without any evidence */
+ CPU_COST_0: core-cost0 {
+ busy-cost-data = <
+ 195 35 /* 624mhz */
+ 260 48 /* 832mhz */
+ 312 64 /* 1000mhz */
+ 390 95 /* 1248mhz */
+ 438 118 /* 1400mhz */
+ 501 149 /* 1600mhz */
+ >;
+ idle-cost-data = <
+ 6
+ 0
+ 0
+ 0
+ 0
+ 0
+ 0
+ >;
+ };
+ CPU_COST_1: core-cost1 {
+ busy-cost-data = <
+ 538 195 /* 1000mhz */
+ 672 292 /* 1248mhz */
+ 862 441 /* 1600mhz */
+ 1024 640 /* 1900mhz */
+
+ >;
+ idle-cost-data = <
+ 8
+ 0
+ 0
+ 0
+ 0
+ 0
+ 0
+ >;
+ };
+ CLUSTER_COST_0: cluster-cost0 {
+ busy-cost-data = <
+ 195 7 /* 624mhz */
+ 260 10 /* 832mhz */
+ 312 13 /* 1000mhz */
+ 390 22 /* 1248mhz */
+ 438 29 /* 1400mhz */
+ 501 39 /* 1600mhz */
+ >;
+ idle-cost-data = <
+ 40
+ 50
+ 0
+ 0
+ 0
+ 0
+ 0
+ >;
+ };
+ CLUSTER_COST_1: cluster-cost1 {
+ busy-cost-data = <
+ 538 20 /* 1000mhz */
+ 672 33 /* 1248mhz */
+ 862 54 /* 1600mhz */
+ 1024 86 /* 1900mhz */
+ >;
+ idle-cost-data = <
+ 50
+ 60
+ 0
+ 0
+ 0
+ 0
+ 0
+ >;
+ };
+ };
+
+ psci {
+ compatible = "arm,psci-1.0";
+ method = "smc";
+ cpu_suspend = <0xc4000001>;
+ cpu_off = <0x84000002>;
+ cpu_on = <0xc4000003>;
+ };
+
+ pmu {
+ compatible = "arm,armv8-pmuv3";
+ interrupts = <1 7 0x8>; /* PMU PPI, Level low type */
+ };
+
+ gic: interrupt-controller@d8000000 {
+ compatible = "arm,gic-v3";
+ interrupt-controller;
+ #interrupt-cells = <3>;
+ reg = <0x0 0xd8000000 0x0 0x200000>,
+ <0x0 0xd8100000 0x0 0x200000>;
+ interrupts = <1 9 0x8>;
+ };
+
+ generic-timer {
+ compatible = "arm,armv8-timer";
+ /* PPI secure/nonsecure IRQ, active low level-sensitive */
+ interrupts = <1 13 0x8>,
+ <1 14 0x8>,
+ <1 11 0x8>,
+ <1 10 0x8>;
+ clock-frequency = <26000000>;
+ };
+
+ soc {
+ #address-cells = <2>;
+ #size-cells = <2>;
+ compatible = "simple-bus";
+ interrupt-parent = <&gic>;
+ ranges;
+
+ axi@d4200000 { /* AXI */
+ compatible = "asr,axi-bus", "simple-bus";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ reg = <0 0xd4200000 0 0x00200000>;
+ ranges = <0 0 0 0xffffffff>;
+
+ }; /* AXI */
+
+ apb@d4000000 { /* APB */
+ compatible = "asr,apb-bus", "simple-bus";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ reg = <0 0xd4000000 0 0x00200000>;
+ ranges = <0 0 0 0xffffffff>;
+
+ uart0: uart@d4017000 {
+ compatible = "asr,uart";
+ reg = <0xd4017000 0x1000>;
+ interrupts = <0 32 0x4>;
+ clock-frequency = <13000000>;
+ clocks = <&soc_clocks ASR_CLK_UART0>;
+ };
+
+ uart1: uart@d4018000 {
+ compatible = "asr,uart";
+ reg = <0xd4018000 0x1000>;
+ interrupts = <0 33 0x4>;
+ clock-frequency = <13000000>;
+ clocks = <&soc_clocks ASR_CLK_UART1>;
+ };
+
+ uart2: uart@d4017800 {
+ compatible = "asr,uart";
+ reg = <0xd4017800 0x1000>;
+ interrupts = <0 34 0x4>;
+ clock-frequency = <13000000>;
+ clocks = <&soc_clocks ASR_CLK_UART2>;
+ };
+
+ pmx: pinmux@d401e000 {
+ compatible = "pinconf-single";
+ reg = <0xd401e000 0x400>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ #gpio-range-cells = <3>;
+ ranges;
+
+ pinctrl-single,register-width = <32>;
+ pinctrl-single,function-mask = <7>;
+
+ range: gpio-range {
+ #pinctrl-single,gpio-range-cells = <3>;
+ };
+ };
+ }; /* APB */
+ }; /* soc */
+
+ soc_clocks: clocks@d4050000{
+ compatible = "asr,8751c-clock";
+ reg = <0x0 0xd4050000 0x0 0x209c>,
+ <0x0 0xd4282800 0x0 0x400>,
+ <0x0 0xd4015000 0x0 0x1000>,
+ <0x0 0xd4090000 0x0 0x1000>,
+ <0x0 0xd4282c00 0x0 0x400>,
+ <0x0 0xd8440000 0x0 0x98>,
+ <0x0 0xd4200000 0x0 0x4280>;
+ reg-names = "mpmu", "apmu", "apbc", "apbs", "ciu", "dciu",
"ddrc";
+ interrupts = <0 96 IRQ_TYPE_LEVEL_HIGH>;
+ #clock-cells = <1>;
+ };
+};
--
2.7.4
