[PATCH 1/8] arm: dts: introduce am62a7 dtbs from linux kernel

Bryan Brattlof
2022-11-04T00:15:11Z

Introduce the basic am62a7 SoC dtbs from the linux kernel along with the
new am62a specific pinmux definition that we will use to generate the
dtbs for the u-boot-spl and u-boot binaries

Co-developed-by: Vignesh Raghavendra <vigneshr@ti.com>
Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>
Signed-off-by: Bryan Brattlof <bb@ti.com>
---
arch/arm/dts/k3-am62a-main.dtsi | 298 ++++++++++++++++++++++++++++++
arch/arm/dts/k3-am62a-mcu.dtsi | 39 ++++
arch/arm/dts/k3-am62a-wakeup.dtsi | 54 ++++++
arch/arm/dts/k3-am62a.dtsi | 122 ++++++++++++
arch/arm/dts/k3-am62a7-sk.dts | 223 ++++++++++++++++++++++
arch/arm/dts/k3-am62a7.dtsi | 103 +++++++++++
include/dt-bindings/pinctrl/k3.h | 3 +
7 files changed, 842 insertions(+)
create mode 100644 arch/arm/dts/k3-am62a-main.dtsi
create mode 100644 arch/arm/dts/k3-am62a-mcu.dtsi
create mode 100644 arch/arm/dts/k3-am62a-wakeup.dtsi
create mode 100644 arch/arm/dts/k3-am62a.dtsi
create mode 100644 arch/arm/dts/k3-am62a7-sk.dts
create mode 100644 arch/arm/dts/k3-am62a7.dtsi

diff --git a/arch/arm/dts/k3-am62a-main.dtsi b/arch/arm/dts/k3-am62a-main.dtsi
new file mode 100644
index 0000000000000..bc4b50bcd1773
--- /dev/null
+++ b/arch/arm/dts/k3-am62a-main.dtsi
@@ -0,0 +1,298 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Device Tree Source for AM62A SoC Family Main Domain peripherals
+ *
+ * Copyright (C) 2022 Texas Instruments Incorporated - https://www.ti.com/
+ */
+
+&cbass_main {
+ oc_sram: sram@70000000 {
+ compatible = "mmio-sram";
+ reg = <0x00 0x70000000 0x00 0x10000>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges = <0x0 0x00 0x70000000 0x10000>;
+ };
+
+ gic500: interrupt-controller@1800000 {
+ compatible = "arm,gic-v3";
+ reg = <0x00 0x01800000 0x00 0x10000>, /* GICD */
+ <0x00 0x01880000 0x00 0xc0000>, /* GICR */
+ <0x00 0x01880000 0x00 0xc0000>, /* GICR */
+ <0x01 0x00000000 0x00 0x2000>, /* GICC */
+ <0x01 0x00010000 0x00 0x1000>, /* GICH */
+ <0x01 0x00020000 0x00 0x2000>; /* GICV */
+ #address-cells = <2>;
+ #size-cells = <2>;
+ ranges;
+ #interrupt-cells = <3>;
+ interrupt-controller;
+ /*
+ * vcpumntirq:
+ * virtual CPU interface maintenance interrupt
+ */
+ interrupts = <GIC_PPI 9 IRQ_TYPE_LEVEL_HIGH>;
+
+ gic_its: msi-controller@1820000 {
+ compatible = "arm,gic-v3-its";
+ reg = <0x00 0x01820000 0x00 0x10000>;
+ socionext,synquacer-pre-its = <0x1000000 0x400000>;
+ msi-controller;
+ #msi-cells = <1>;
+ };
+ };
+
+ main_conf: syscon@100000 {
+ compatible = "ti,j721e-system-controller", "syscon", "simple-mfd";
+ reg = <0x00 0x00100000 0x00 0x20000>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges = <0x00 0x00 0x00100000 0x20000>;
+ };
+
+ dmss: bus@48000000 {
+ compatible = "simple-bus";
+ #address-cells = <2>;
+ #size-cells = <2>;
+ dma-ranges;
+ ranges = <0x00 0x48000000 0x00 0x48000000 0x00 0x06000000>;
+
+ ti,sci-dev-id = <25>;
+
+ secure_proxy_main: mailbox@4d000000 {
+ compatible = "ti,am654-secure-proxy";
+ reg = <0x00 0x4d000000 0x00 0x80000>,
+ <0x00 0x4a600000 0x00 0x80000>,
+ <0x00 0x4a400000 0x00 0x80000>;
+ reg-names = "target_data", "rt", "scfg";
+ #mbox-cells = <1>;
+ interrupt-names = "rx_012";
+ interrupts = <GIC_SPI 34 IRQ_TYPE_LEVEL_HIGH>;
+ };
+ };
+
+ dmsc: system-controller@44043000 {
+ compatible = "ti,k2g-sci";
+ reg = <0x00 0x44043000 0x00 0xfe0>;
+ reg-names = "debug_messages";
+ ti,host-id = <12>;
+ mbox-names = "rx", "tx";
+ mboxes= <&secure_proxy_main 12>,
+ <&secure_proxy_main 13>;
+
+ k3_pds: power-controller {
+ compatible = "ti,sci-pm-domain";
+ #power-domain-cells = <2>;
+ };
+
+ k3_clks: clock-controller {
+ compatible = "ti,k2g-sci-clk";
+ #clock-cells = <2>;
+ };
+
+ k3_reset: reset-controller {
+ compatible = "ti,sci-reset";
+ #reset-cells = <2>;
+ };
+ };
+
+ main_pmx0: pinctrl@f4000 {
+ compatible = "pinctrl-single";
+ reg = <0x00 0xf4000 0x00 0x2ac>;
+ #pinctrl-cells = <1>;
+ pinctrl-single,register-width = <32>;
+ pinctrl-single,function-mask = <0xffffffff>;
+ };
+
+ main_uart0: serial@2800000 {
+ compatible = "ti,am64-uart", "ti,am654-uart";
+ reg = <0x00 0x02800000 0x00 0x100>;
+ interrupts = <GIC_SPI 178 IRQ_TYPE_LEVEL_HIGH>;
+ power-domains = <&k3_pds 146 TI_SCI_PD_EXCLUSIVE>;
+ clocks = <&k3_clks 146 0>;
+ clock-names = "fclk";
+ status = "disabled";
+ };
+
+ main_uart1: serial@2810000 {
+ compatible = "ti,am64-uart", "ti,am654-uart";
+ reg = <0x00 0x02810000 0x00 0x100>;
+ interrupts = <GIC_SPI 179 IRQ_TYPE_LEVEL_HIGH>;
+ power-domains = <&k3_pds 152 TI_SCI_PD_EXCLUSIVE>;
+ clocks = <&k3_clks 152 0>;
+ clock-names = "fclk";
+ status = "disabled";
+ };
+
+ main_uart2: serial@2820000 {
+ compatible = "ti,am64-uart", "ti,am654-uart";
+ reg = <0x00 0x02820000 0x00 0x100>;
+ interrupts = <GIC_SPI 180 IRQ_TYPE_LEVEL_HIGH>;
+ power-domains = <&k3_pds 153 TI_SCI_PD_EXCLUSIVE>;
+ clocks = <&k3_clks 153 0>;
+ clock-names = "fclk";
+ status = "disabled";
+ };
+
+ main_uart3: serial@2830000 {
+ compatible = "ti,am64-uart", "ti,am654-uart";
+ reg = <0x00 0x02830000 0x00 0x100>;
+ interrupts = <GIC_SPI 181 IRQ_TYPE_LEVEL_HIGH>;
+ power-domains = <&k3_pds 154 TI_SCI_PD_EXCLUSIVE>;
+ clocks = <&k3_clks 154 0>;
+ clock-names = "fclk";
+ status = "disabled";
+ };
+
+ main_uart4: serial@2840000 {
+ compatible = "ti,am64-uart", "ti,am654-uart";
+ reg = <0x00 0x02840000 0x00 0x100>;
+ interrupts = <GIC_SPI 182 IRQ_TYPE_LEVEL_HIGH>;
+ power-domains = <&k3_pds 155 TI_SCI_PD_EXCLUSIVE>;
+ clocks = <&k3_clks 155 0>;
+ clock-names = "fclk";
+ status = "disabled";
+ };
+
+ main_uart5: serial@2850000 {
+ compatible = "ti,am64-uart", "ti,am654-uart";
+ reg = <0x00 0x02850000 0x00 0x100>;
+ interrupts = <GIC_SPI 183 IRQ_TYPE_LEVEL_HIGH>;
+ power-domains = <&k3_pds 156 TI_SCI_PD_EXCLUSIVE>;
+ clocks = <&k3_clks 156 0>;
+ clock-names = "fclk";
+ status = "disabled";
+ };
+
+ main_uart6: serial@2860000 {
+ compatible = "ti,am64-uart", "ti,am654-uart";
+ reg = <0x00 0x02860000 0x00 0x100>;
+ interrupts = <GIC_SPI 184 IRQ_TYPE_LEVEL_HIGH>;
+ power-domains = <&k3_pds 158 TI_SCI_PD_EXCLUSIVE>;
+ clocks = <&k3_clks 158 0>;
+ clock-names = "fclk";
+ status = "disabled";
+ };
+
+ main_i2c0: i2c@20000000 {
+ compatible = "ti,am64-i2c", "ti,omap4-i2c";
+ reg = <0x00 0x20000000 0x00 0x100>;
+ interrupts = <GIC_SPI 161 IRQ_TYPE_LEVEL_HIGH>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ power-domains = <&k3_pds 102 TI_SCI_PD_EXCLUSIVE>;
+ clocks = <&k3_clks 102 2>;
+ clock-names = "fck";
+ status = "disabled";
+ };
+
+ main_i2c1: i2c@20010000 {
+ compatible = "ti,am64-i2c", "ti,omap4-i2c";
+ reg = <0x00 0x20010000 0x00 0x100>;
+ interrupts = <GIC_SPI 162 IRQ_TYPE_LEVEL_HIGH>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ power-domains = <&k3_pds 103 TI_SCI_PD_EXCLUSIVE>;
+ clocks = <&k3_clks 103 2>;
+ clock-names = "fck";
+ status = "disabled";
+ };
+
+ main_i2c2: i2c@20020000 {
+ compatible = "ti,am64-i2c", "ti,omap4-i2c";
+ reg = <0x00 0x20020000 0x00 0x100>;
+ interrupts = <GIC_SPI 163 IRQ_TYPE_LEVEL_HIGH>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ power-domains = <&k3_pds 104 TI_SCI_PD_EXCLUSIVE>;
+ clocks = <&k3_clks 104 2>;
+ clock-names = "fck";
+ status = "disabled";
+ };
+
+ main_i2c3: i2c@20030000 {
+ compatible = "ti,am64-i2c", "ti,omap4-i2c";
+ reg = <0x00 0x20030000 0x00 0x100>;
+ interrupts = <GIC_SPI 164 IRQ_TYPE_LEVEL_HIGH>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ power-domains = <&k3_pds 105 TI_SCI_PD_EXCLUSIVE>;
+ clocks = <&k3_clks 105 2>;
+ clock-names = "fck";
+ status = "disabled";
+ };
+
+ main_gpio_intr: interrupt-controller@a00000 {
+ compatible = "ti,sci-intr";
+ reg = <0x00 0x00a00000 0x00 0x800>;
+ ti,intr-trigger-type = <1>;
+ interrupt-controller;
+ interrupt-parent = <&gic500>;
+ #interrupt-cells = <1>;
+ ti,sci = <&dmsc>;
+ ti,sci-dev-id = <3>;
+ ti,interrupt-ranges = <0 32 16>;
+ status = "disabled";
+ };
+
+ main_gpio0: gpio@600000 {
+ compatible = "ti,am64-gpio", "ti,keystone-gpio";
+ reg = <0x00 0x00600000 0x0 0x100>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ interrupt-parent = <&main_gpio_intr>;
+ interrupts = <190>, <191>, <192>,
+ <193>, <194>, <195>;
+ interrupt-controller;
+ #interrupt-cells = <2>;
+ ti,ngpio = <87>;
+ ti,davinci-gpio-unbanked = <0>;
+ power-domains = <&k3_pds 77 TI_SCI_PD_EXCLUSIVE>;
+ clocks = <&k3_clks 77 0>;
+ clock-names = "gpio";
+ status = "disabled";
+ };
+
+ main_gpio1: gpio@601000 {
+ compatible = "ti,am64-gpio", "ti,keystone-gpio";
+ reg = <0x00 0x00601000 0x0 0x100>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ interrupt-parent = <&main_gpio_intr>;
+ interrupts = <180>, <181>, <182>,
+ <183>, <184>, <185>;
+ interrupt-controller;
+ #interrupt-cells = <2>;
+ ti,ngpio = <88>;
+ ti,davinci-gpio-unbanked = <0>;
+ power-domains = <&k3_pds 78 TI_SCI_PD_EXCLUSIVE>;
+ clocks = <&k3_clks 78 0>;
+ clock-names = "gpio";
+ status = "disabled";
+ };
+
+ sdhci1: mmc@fa00000 {
+ compatible = "ti,am62-sdhci";
+ reg = <0x00 0xfa00000 0x00 0x260>, <0x00 0xfa08000 0x00 0x134>;
+ interrupts = <GIC_SPI 83 IRQ_TYPE_LEVEL_HIGH>;
+ power-domains = <&k3_pds 58 TI_SCI_PD_EXCLUSIVE>;
+ clocks = <&k3_clks 58 5>, <&k3_clks 58 6>;
+ clock-names = "clk_ahb", "clk_xin";
+ ti,trm-icp = <0x2>;
+ ti,otap-del-sel-legacy = <0x0>;
+ ti,otap-del-sel-sd-hs = <0x0>;
+ ti,otap-del-sel-sdr12 = <0xf>;
+ ti,otap-del-sel-sdr25 = <0xf>;
+ ti,otap-del-sel-sdr50 = <0xc>;
+ ti,otap-del-sel-sdr104 = <0x6>;
+ ti,otap-del-sel-ddr50 = <0x9>;
+ ti,itap-del-sel-legacy = <0x0>;
+ ti,itap-del-sel-sd-hs = <0x0>;
+ ti,itap-del-sel-sdr12 = <0x0>;
+ ti,itap-del-sel-sdr25 = <0x0>;
+ ti,clkbuf-sel = <0x7>;
+ bus-width = <4>;
+ no-1-8-v;
+ status = "disabled";
+ };
+};
diff --git a/arch/arm/dts/k3-am62a-mcu.dtsi b/arch/arm/dts/k3-am62a-mcu.dtsi
new file mode 100644
index 0000000000000..6d1e501b94abf
--- /dev/null
+++ b/arch/arm/dts/k3-am62a-mcu.dtsi
@@ -0,0 +1,39 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Device Tree Source for AM625 SoC Family MCU Domain peripherals
+ *
+ * Copyright (C) 2020-2022 Texas Instruments Incorporated - https://www.ti.com/
+ */
+
+&cbass_mcu {
+ mcu_pmx0: pinctrl@4084000 {
+ compatible = "pinctrl-single";
+ reg = <0x00 0x04084000 0x00 0x88>;
+ #pinctrl-cells = <1>;
+ pinctrl-single,register-width = <32>;
+ pinctrl-single,function-mask = <0xffffffff>;
+ status = "disabled";
+ };
+
+ mcu_uart0: serial@4a00000 {
+ compatible = "ti,am64-uart", "ti,am654-uart";
+ reg = <0x00 0x04a00000 0x00 0x100>;
+ interrupts = <GIC_SPI 185 IRQ_TYPE_LEVEL_HIGH>;
+ power-domains = <&k3_pds 149 TI_SCI_PD_EXCLUSIVE>;
+ clocks = <&k3_clks 149 0>;
+ clock-names = "fclk";
+ status = "disabled";
+ };
+
+ mcu_i2c0: i2c@4900000 {
+ compatible = "ti,am64-i2c", "ti,omap4-i2c";
+ reg = <0x00 0x04900000 0x00 0x100>;
+ interrupts = <GIC_SPI 107 IRQ_TYPE_LEVEL_HIGH>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ power-domains = <&k3_pds 106 TI_SCI_PD_EXCLUSIVE>;
+ clocks = <&k3_clks 106 2>;
+ clock-names = "fck";
+ status = "disabled";
+ };
+};
diff --git a/arch/arm/dts/k3-am62a-wakeup.dtsi b/arch/arm/dts/k3-am62a-wakeup.dtsi
new file mode 100644
index 0000000000000..99afac40e8d4b
--- /dev/null
+++ b/arch/arm/dts/k3-am62a-wakeup.dtsi
@@ -0,0 +1,54 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Device Tree Source for AM62A SoC Family Wakeup Domain peripherals
+ *
+ * Copyright (C) 2022 Texas Instruments Incorporated - https://www.ti.com/
+ */
+
+&cbass_wakeup {
+ wkup_conf: syscon@43000000 {
+ compatible = "ti,j721e-system-controller", "syscon", "simple-mfd";
+ reg = <0x00 0x43000000 0x00 0x20000>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges = <0x00 0x00 0x43000000 0x20000>;
+
+ chipid: chipid@14 {
+ compatible = "ti,am654-chipid";
+ reg = <0x14 0x4>;
+ };
+ };
+
+ wkup_uart0: serial@2b300000 {
+ compatible = "ti,am64-uart", "ti,am654-uart";
+ reg = <0x00 0x2b300000 0x00 0x100>;
+ interrupts = <GIC_SPI 186 IRQ_TYPE_LEVEL_HIGH>;
+ power-domains = <&k3_pds 114 TI_SCI_PD_EXCLUSIVE>;
+ clocks = <&k3_clks 114 0>;
+ clock-names = "fclk";
+ status = "disabled";
+ };
+
+ wkup_i2c0: i2c@2b200000 {
+ compatible = "ti,am64-i2c", "ti,omap4-i2c";
+ reg = <0x00 0x02b200000 0x00 0x100>;
+ interrupts = <GIC_SPI 165 IRQ_TYPE_LEVEL_HIGH>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ power-domains = <&k3_pds 107 TI_SCI_PD_EXCLUSIVE>;
+ clocks = <&k3_clks 107 4>;
+ clock-names = "fck";
+ status = "disabled";
+ };
+
+ wkup_rtc0: rtc@2b1f0000 {
+ compatible = "ti,am62-rtc";
+ reg = <0x00 0x2b1f0000 0x00 0x100>;
+ interrupts = <GIC_SPI 100 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&k3_clks 117 6> , <&k3_clks 117 0>;
+ clock-names = "vbus", "osc32k";
+ power-domains = <&k3_pds 117 TI_SCI_PD_EXCLUSIVE>;
+ wakeup-source;
+ status = "disabled";
+ };
+};
diff --git a/arch/arm/dts/k3-am62a.dtsi b/arch/arm/dts/k3-am62a.dtsi
new file mode 100644
index 0000000000000..6eb87c3f9f3ce
--- /dev/null
+++ b/arch/arm/dts/k3-am62a.dtsi
@@ -0,0 +1,122 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Device Tree Source for AM62A SoC Family
+ *
+ * Copyright (C) 2022 Texas Instruments Incorporated - https://www.ti.com/
+ */
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/interrupt-controller/irq.h>
+#include <dt-bindings/interrupt-controller/arm-gic.h>
+#include <dt-bindings/pinctrl/k3.h>
+#include <dt-bindings/soc/ti,sci_pm_domain.h>
+
+/ {
+ model = "Texas Instruments K3 AM62A SoC";
+ compatible = "ti,am62a7";
+ interrupt-parent = <&gic500>;
+ #address-cells = <2>;
+ #size-cells = <2>;
+
+ chosen { };
+
+ firmware {
+ optee {
+ compatible = "linaro,optee-tz";
+ method = "smc";
+ };
+
+ psci: psci {
+ compatible = "arm,psci-1.0";
+ method = "smc";
+ };
+ };
+
+ a53_timer0: timer-cl0-cpu0 {
+ compatible = "arm,armv8-timer";
+ interrupts = <GIC_PPI 13 IRQ_TYPE_LEVEL_LOW>, /* cntpsirq */
+ <GIC_PPI 14 IRQ_TYPE_LEVEL_LOW>, /* cntpnsirq */
+ <GIC_PPI 11 IRQ_TYPE_LEVEL_LOW>, /* cntvirq */
+ <GIC_PPI 10 IRQ_TYPE_LEVEL_LOW>; /* cnthpirq */
+ };
+
+ pmu: pmu {
+ compatible = "arm,cortex-a53-pmu";
+ interrupts = <GIC_PPI 7 IRQ_TYPE_LEVEL_HIGH>;
+ };
+
+ cbass_main: bus@f0000 {
+ compatible = "simple-bus";
+ #address-cells = <2>;
+ #size-cells = <2>;
+
+ ranges = <0x00 0x000f0000 0x00 0x000f0000 0x00 0x00030000>, /* Main MMRs */
+ <0x00 0x00420000 0x00 0x00420000 0x00 0x00001000>, /* ESM0 */
+ <0x00 0x00600000 0x00 0x00600000 0x00 0x00001100>, /* GPIO */
+ <0x00 0x00703000 0x00 0x00703000 0x00 0x00000200>, /* USB0 debug trace */
+ <0x00 0x0070c000 0x00 0x0070c000 0x00 0x00000200>, /* USB1 debug trace */
+ <0x00 0x00a40000 0x00 0x00a40000 0x00 0x00000800>, /* Timesync router */
+ <0x00 0x01000000 0x00 0x01000000 0x00 0x01b28400>, /* First peripheral window */
+ <0x00 0x08000000 0x00 0x08000000 0x00 0x00200000>, /* Main CPSW */
+ <0x00 0x0e000000 0x00 0x0e000000 0x00 0x01d20000>, /* Second peripheral window */
+ <0x00 0x0fd00000 0x00 0x0fd00000 0x00 0x00020000>, /* GPU */
+ <0x00 0x20000000 0x00 0x20000000 0x00 0x0a008000>, /* Third peripheral window */
+ <0x00 0x30040000 0x00 0x30040000 0x00 0x00080000>, /* PRUSS-M */
+ <0x00 0x30101000 0x00 0x30101000 0x00 0x00010100>, /* CSI window */
+ <0x00 0x30200000 0x00 0x30200000 0x00 0x00010000>, /* DSS */
+ <0x00 0x30210000 0x00 0x30210000 0x00 0x00010000>, /* VPU */
+ <0x00 0x31000000 0x00 0x31000000 0x00 0x00050000>, /* USB0 DWC3 Core window */
+ <0x00 0x31100000 0x00 0x31100000 0x00 0x00050000>, /* USB1 DWC3 Core window */
+ <0x00 0x40900000 0x00 0x40900000 0x00 0x00030000>, /* SA3UL */
+ <0x00 0x43600000 0x00 0x43600000 0x00 0x00010000>, /* SA3 sproxy data */
+ <0x00 0x44043000 0x00 0x44043000 0x00 0x00000fe0>, /* TI SCI DEBUG */
+ <0x00 0x44860000 0x00 0x44860000 0x00 0x00040000>, /* SA3 sproxy config */
+ <0x00 0x48000000 0x00 0x48000000 0x00 0x06400000>, /* DMSS */
+ <0x00 0x60000000 0x00 0x60000000 0x00 0x08000000>, /* FSS0 DAT1 */
+ <0x00 0x70000000 0x00 0x70000000 0x00 0x00010000>, /* OCSRAM */
+ <0x00 0x7e000000 0x00 0x7e000000 0x00 0x00100000>, /* C7x_0 */
+ <0x01 0x00000000 0x01 0x00000000 0x00 0x00310000>, /* A53 PERIPHBASE */
+ <0x05 0x00000000 0x05 0x00000000 0x01 0x00000000>, /* FSS0 DAT3 */
+
+ /* MCU Domain Range */
+ <0x00 0x04000000 0x00 0x04000000 0x00 0x01ff1400>,
+ <0x00 0x79000000 0x00 0x79000000 0x00 0x00008000>, /* MCU R5 ATCM */
+ <0x00 0x79020000 0x00 0x79020000 0x00 0x00008000>, /* MCU R5 BTCM */
+ <0x00 0x79100000 0x00 0x79100000 0x00 0x00040000>, /* MCU R5 IRAM0 */
+ <0x00 0x79140000 0x00 0x79140000 0x00 0x00040000>, /* MCU R5 IRAM1 */
+
+ /* Wakeup Domain Range */
+ <0x00 0x00b00000 0x00 0x00b00000 0x00 0x00002400>,
+ <0x00 0x2b000000 0x00 0x2b000000 0x00 0x00300400>,
+ <0x00 0x43000000 0x00 0x43000000 0x00 0x00020000>,
+ <0x00 0x78000000 0x00 0x78000000 0x00 0x00008000>, /* DM R5 ATCM */
+ <0x00 0x78100000 0x00 0x78100000 0x00 0x00008000>; /* DM R5 BTCM */
+
+ cbass_mcu: bus@4000000 {
+ compatible = "simple-bus";
+ #address-cells = <2>;
+ #size-cells = <2>;
+ ranges = <0x00 0x04000000 0x00 0x04000000 0x00 0x01ff1400>, /* Peripheral window */
+ <0x00 0x79000000 0x00 0x79000000 0x00 0x00008000>, /* MCU R5 ATCM */
+ <0x00 0x79020000 0x00 0x79020000 0x00 0x00008000>, /* MCU R5 BTCM */
+ <0x00 0x79100000 0x00 0x79100000 0x00 0x00040000>, /* MCU IRAM0 */
+ <0x00 0x79140000 0x00 0x79140000 0x00 0x00040000>; /* MCU IRAM1 */
+ };
+
+ cbass_wakeup: bus@b00000 {
+ compatible = "simple-bus";
+ #address-cells = <2>;
+ #size-cells = <2>;
+ ranges = <0x00 0x00b00000 0x00 0x00b00000 0x00 0x00002400>, /* VTM */
+ <0x00 0x2b000000 0x00 0x2b000000 0x00 0x00300400>, /* Peripheral Window */
+ <0x00 0x43000000 0x00 0x43000000 0x00 0x00020000>, /* WKUP CTRL MMR */
+ <0x00 0x78000000 0x00 0x78000000 0x00 0x00008000>, /* DM R5 ATCM*/
+ <0x00 0x78100000 0x00 0x78100000 0x00 0x00008000>; /* DM R5 BTCM*/
+ };
+ };
+};
+
+/* Now include the peripherals for each bus segments */
+#include "k3-am62a-main.dtsi"
+#include "k3-am62a-mcu.dtsi"
+#include "k3-am62a-wakeup.dtsi"
diff --git a/arch/arm/dts/k3-am62a7-sk.dts b/arch/arm/dts/k3-am62a7-sk.dts
new file mode 100644
index 0000000000000..576dbce80ad83
--- /dev/null
+++ b/arch/arm/dts/k3-am62a7-sk.dts
@@ -0,0 +1,223 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * AM62A SK: https://www.ti.com/lit/zip/sprr459
+ *
+ * Copyright (C) 2022 Texas Instruments Incorporated - https://www.ti.com/
+ */
+
+/dts-v1/;
+
+#include <dt-bindings/leds/common.h>
+#include <dt-bindings/gpio/gpio.h>
+#include "k3-am62a7.dtsi"
+
+/ {
+ compatible = "ti,am62a7-sk", "ti,am62a7";
+ model = "Texas Instruments AM62A7 SK";
+
+ aliases {
+ serial2 = &main_uart0;
+ mmc1 = &sdhci1;
+ };
+
+ chosen {
+ stdout-path = "serial2:115200n8";
+ };
+
+ memory@80000000 {
+ device_type = "memory";
+ /* 2G RAM */
+ reg = <0x00000000 0x80000000 0x00000000 0x80000000>;
+ };
+
+ reserved-memory {
+ #address-cells = <2>;
+ #size-cells = <2>;
+ ranges;
+
+ secure_tfa_ddr: tfa@9e780000 {
+ reg = <0x00 0x9e780000 0x00 0x80000>;
+ alignment = <0x1000>;
+ no-map;
+ };
+
+ secure_ddr: optee@9e800000 {
+ reg = <0x00 0x9e800000 0x00 0x01800000>; /* for OP-TEE */
+ alignment = <0x1000>;
+ no-map;
+ };
+
+ wkup_r5fss0_core0_memory_region: r5f-dma-memory@9c900000 {
+ compatible = "shared-dma-pool";
+ reg = <0x00 0x9c900000 0x00 0x01e00000>;
+ no-map;
+ };
+ };
+
+ vmain_pd: regulator-0 {
+ /* TPS25750 PD CONTROLLER OUTPUT */
+ compatible = "regulator-fixed";
+ regulator-name = "vmain_pd";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ regulator-always-on;
+ regulator-boot-on;
+ };
+
+ vcc_5v0: regulator-1 {
+ /* Output of TPS63070 */
+ compatible = "regulator-fixed";
+ regulator-name = "vcc_5v0";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ vin-supply = <&vmain_pd>;
+ regulator-always-on;
+ regulator-boot-on;
+ };
+
+ vcc_3v3_sys: regulator-2 {
+ /* output of LM5141-Q1 */
+ compatible = "regulator-fixed";
+ regulator-name = "vcc_3v3_sys";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ vin-supply = <&vmain_pd>;
+ regulator-always-on;
+ regulator-boot-on;
+ };
+
+ vdd_mmc1: regulator-3 {
+ /* TPS22918DBVR */
+ compatible = "regulator-fixed";
+ regulator-name = "vdd_mmc1";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-boot-on;
+ enable-active-high;
+ gpio = <&exp1 3 GPIO_ACTIVE_HIGH>;
+ };
+
+ leds {
+ compatible = "gpio-leds";
+ pinctrl-names = "default";
+ pinctrl-0 = <&usr_led_pins_default>;
+
+ led-0 {
+ label = "am62a-sk:green:heartbeat";
+ gpios = <&main_gpio1 49 GPIO_ACTIVE_HIGH>;
+ linux,default-trigger = "heartbeat";
+ function = LED_FUNCTION_HEARTBEAT;
+ default-state = "off";
+ };
+ };
+};
+
+&main_pmx0 {
+ main_uart0_pins_default: main-uart0-pins-default {
+ pinctrl-single,pins = <
+ AM62AX_IOPAD(0x1c8, PIN_INPUT, 0) /* (D14) UART0_RXD */
+ AM62AX_IOPAD(0x1cc, PIN_OUTPUT, 0) /* (E14) UART0_TXD */
+ >;
+ };
+
+ main_i2c0_pins_default: main-i2c0-pins-default {
+ pinctrl-single,pins = <
+ AM62AX_IOPAD(0x1e0, PIN_INPUT_PULLUP, 0) /* (B16) I2C0_SCL */
+ AM62AX_IOPAD(0x1e4, PIN_INPUT_PULLUP, 0) /* (A16) I2C0_SDA */
+ >;
+ };
+
+ main_i2c1_pins_default: main-i2c1-pins-default {
+ pinctrl-single,pins = <
+ AM62AX_IOPAD(0x1e8, PIN_INPUT_PULLUP, 0) /* (B17) I2C1_SCL */
+ AM62AX_IOPAD(0x1ec, PIN_INPUT_PULLUP, 0) /* (A17) I2C1_SDA */
+ >;
+ };
+
+ main_i2c2_pins_default: main-i2c2-pins-default {
+ pinctrl-single,pins = <
+ AM62AX_IOPAD(0x0b0, PIN_INPUT_PULLUP, 1) /* (K22) GPMC0_CSn2.I2C2_SCL */
+ AM62AX_IOPAD(0x0b4, PIN_INPUT_PULLUP, 1) /* (K24) GPMC0_CSn3.I2C2_SDA */
+ >;
+ };
+
+ main_mmc1_pins_default: main-mmc1-pins-default {
+ pinctrl-single,pins = <
+ AM62AX_IOPAD(0x23c, PIN_INPUT, 0) /* (A21) MMC1_CMD */
+ AM62AX_IOPAD(0x234, PIN_INPUT, 0) /* (B22) MMC1_CLK */
+ AM62AX_IOPAD(0x230, PIN_INPUT, 0) /* (A22) MMC1_DAT0 */
+ AM62AX_IOPAD(0x22c, PIN_INPUT, 0) /* (B21) MMC1_DAT1 */
+ AM62AX_IOPAD(0x228, PIN_INPUT, 0) /* (C21) MMC1_DAT2 */
+ AM62AX_IOPAD(0x224, PIN_INPUT, 0) /* (D22) MMC1_DAT3 */
+ AM62AX_IOPAD(0x240, PIN_INPUT, 0) /* (D17) MMC1_SDCD */
+ >;
+ };
+
+ usr_led_pins_default: usr-led-pins-default {
+ pinctrl-single,pins = <
+ AM62AX_IOPAD(0x244, PIN_OUTPUT, 7) /* (D18) MMC1_SDWP.GPIO1_49 */
+ >;
+ };
+};
+
+&main_i2c0 {
+ status = "okay";
+ pinctrl-names = "default";
+ pinctrl-0 = <&main_i2c0_pins_default>;
+ clock-frequency = <400000>;
+};
+
+&main_i2c1 {
+ status = "okay";
+ pinctrl-names = "default";
+ pinctrl-0 = <&main_i2c1_pins_default>;
+ clock-frequency = <400000>;
+
+ exp1: gpio@22 {
+ compatible = "ti,tca6424";
+ reg = <0x22>;
+ gpio-controller;
+ #gpio-cells = <2>;
+
+ gpio-line-names = "GPIO_CPSW2_RST", "GPIO_CPSW1_RST",
+ "BT_EN_SOC", "MMC1_SD_EN",
+ "VPP_EN", "EXP_PS_3V3_En",
+ "EXP_PS_5V0_En", "EXP_HAT_DETECT",
+ "GPIO_AUD_RSTn", "GPIO_eMMC_RSTn",
+ "UART1_FET_BUF_EN", "BT_UART_WAKE_SOC",
+ "GPIO_HDMI_RSTn", "CSI_GPIO0",
+ "CSI_GPIO1", "WLAN_ALERTn",
+ "HDMI_INTn", "TEST_GPIO2",
+ "MCASP1_FET_EN", "MCASP1_BUF_BT_EN",
+ "MCASP1_FET_SEL", "UART1_FET_SEL",
+ "PD_I2C_IRQ", "IO_EXP_TEST_LED";
+ };
+};
+
+&sdhci1 {
+ /* SD/MMC */
+ status = "okay";
+ vmmc-supply = <&vdd_mmc1>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&main_mmc1_pins_default>;
+ ti,driver-strength-ohm = <50>;
+ disable-wp;
+};
+
+&main_gpio0 {
+ status = "okay";
+};
+
+&main_gpio1 {
+ status = "okay";
+};
+
+&main_gpio_intr {
+ status = "okay";
+};
+
+&main_uart0 {
+ status = "okay";
+ pinctrl-names = "default";
+ pinctrl-0 = <&main_uart0_pins_default>;
+};
diff --git a/arch/arm/dts/k3-am62a7.dtsi b/arch/arm/dts/k3-am62a7.dtsi
new file mode 100644
index 0000000000000..331d89fda29d0
--- /dev/null
+++ b/arch/arm/dts/k3-am62a7.dtsi
@@ -0,0 +1,103 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Device Tree Source for AM62A7 SoC family in Quad core configuration
+ *
+ * TRM: https://www.ti.com/lit/zip/spruj16
+ *
+ * Copyright (C) 2020-2022 Texas Instruments Incorporated - https://www.ti.com/
+ */
+
+/dts-v1/;
+
+#include "k3-am62a.dtsi"
+
+/ {
+ cpus {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ cpu-map {
+ cluster0: cluster0 {
+ core0 {
+ cpu = <&cpu0>;
+ };
+
+ core1 {
+ cpu = <&cpu1>;
+ };
+
+ core2 {
+ cpu = <&cpu2>;
+ };
+
+ core3 {
+ cpu = <&cpu3>;
+ };
+ };
+ };
+
+ cpu0: cpu@0 {
+ compatible = "arm,cortex-a53";
+ reg = <0x000>;
+ device_type = "cpu";
+ enable-method = "psci";
+ i-cache-size = <0x8000>;
+ i-cache-line-size = <64>;
+ i-cache-sets = <256>;
+ d-cache-size = <0x8000>;
+ d-cache-line-size = <64>;
+ d-cache-sets = <128>;
+ next-level-cache = <&L2_0>;
+ };
+
+ cpu1: cpu@1 {
+ compatible = "arm,cortex-a53";
+ reg = <0x001>;
+ device_type = "cpu";
+ enable-method = "psci";
+ i-cache-size = <0x8000>;
+ i-cache-line-size = <64>;
+ i-cache-sets = <256>;
+ d-cache-size = <0x8000>;
+ d-cache-line-size = <64>;
+ d-cache-sets = <128>;
+ next-level-cache = <&L2_0>;
+ };
+
+ cpu2: cpu@2 {
+ compatible = "arm,cortex-a53";
+ reg = <0x002>;
+ device_type = "cpu";
+ enable-method = "psci";
+ i-cache-size = <0x8000>;
+ i-cache-line-size = <64>;
+ i-cache-sets = <256>;
+ d-cache-size = <0x8000>;
+ d-cache-line-size = <64>;
+ d-cache-sets = <128>;
+ next-level-cache = <&L2_0>;
+ };
+
+ cpu3: cpu@3 {
+ compatible = "arm,cortex-a53";
+ reg = <0x003>;
+ device_type = "cpu";
+ enable-method = "psci";
+ i-cache-size = <0x8000>;
+ i-cache-line-size = <64>;
+ i-cache-sets = <256>;
+ d-cache-size = <0x8000>;
+ d-cache-line-size = <64>;
+ d-cache-sets = <128>;
+ next-level-cache = <&L2_0>;
+ };
+ };
+
+ L2_0: l2-cache0 {
+ compatible = "cache";
+ cache-level = <2>;
+ cache-size = <0x40000>;
+ cache-line-size = <64>;
+ cache-sets = <512>;
+ };
+};
diff --git a/include/dt-bindings/pinctrl/k3.h b/include/dt-bindings/pinctrl/k3.h
index a5204ab91d3ec..e8418318eb9c2 100644
--- a/include/dt-bindings/pinctrl/k3.h
+++ b/include/dt-bindings/pinctrl/k3.h
@@ -44,4 +44,7 @@
#define AM62X_IOPAD(pa, val, muxmode) (((pa) & 0x1fff)) ((val) | (muxmode))
#define AM62X_MCU_IOPAD(pa, val, muxmode) (((pa) & 0x1fff)) ((val) | (muxmode))

+#define AM62AX_IOPAD(pa, val, muxmode) (((pa) & 0x1fff)) ((val) | (muxmode))
+#define AM62AX_MCU_IOPAD(pa, val, muxmode) (((pa) & 0x1fff)) ((val) | (muxmode))
+
#endif
--
2.38.1