Add the initial device tree support for the Reference Design Platform(RDP) 468 based on IPQ5332 family of SoCs. This patch carries the support for Console UART, SPI NOR, eMMC. Signed-off-by: Kathiravan T <quic_kathirav@xxxxxxxxxxx> --- Changes in V2: - Moved the 'reg' property after 'compatible' arch/arm64/boot/dts/qcom/Makefile | 1 + arch/arm64/boot/dts/qcom/ipq5332-rdp468.dts | 103 ++++++++++++++++++++ 2 files changed, 104 insertions(+) create mode 100644 arch/arm64/boot/dts/qcom/ipq5332-rdp468.dts diff --git a/arch/arm64/boot/dts/qcom/Makefile b/arch/arm64/boot/dts/qcom/Makefile index 1a29403400b7..79cf8373997f 100644 --- a/arch/arm64/boot/dts/qcom/Makefile +++ b/arch/arm64/boot/dts/qcom/Makefile @@ -4,6 +4,7 @@ dtb-$(CONFIG_ARCH_QCOM) += apq8094-sony-xperia-kitakami-karin_windy.dtb dtb-$(CONFIG_ARCH_QCOM) += apq8096-db820c.dtb dtb-$(CONFIG_ARCH_QCOM) += apq8096-ifc6640.dtb dtb-$(CONFIG_ARCH_QCOM) += ipq5332-mi01.2.dtb +dtb-$(CONFIG_ARCH_QCOM) += ipq5332-rdp468.dtb dtb-$(CONFIG_ARCH_QCOM) += ipq6018-cp01-c1.dtb dtb-$(CONFIG_ARCH_QCOM) += ipq8074-hk01.dtb dtb-$(CONFIG_ARCH_QCOM) += ipq8074-hk10-c1.dtb diff --git a/arch/arm64/boot/dts/qcom/ipq5332-rdp468.dts b/arch/arm64/boot/dts/qcom/ipq5332-rdp468.dts new file mode 100644 index 000000000000..3b6a5cb8bf07 --- /dev/null +++ b/arch/arm64/boot/dts/qcom/ipq5332-rdp468.dts @@ -0,0 +1,103 @@ +// SPDX-License-Identifier: BSD-3-Clause +/* + * IPQ5332 RDP468 board device tree source + * + * Copyright (c) 2022-2023 Qualcomm Innovation Center, Inc. All rights reserved. + */ + +/dts-v1/; + +#include "ipq5332.dtsi" + +/ { + model = "Qualcomm Technologies, Inc. IPQ5332 MI01.6"; + compatible = "qcom,ipq5332-ap-mi01.6", "qcom,ipq5332"; + + aliases { + serial0 = &blsp1_uart0; + }; + + chosen { + stdout-path = "serial0"; + }; +}; + +&blsp1_uart0 { + pinctrl-0 = <&serial_0_pins>; + pinctrl-names = "default"; + status = "okay"; +}; + +&blsp1_spi0 { + pinctrl-0 = <&spi_0_data_clk_pins &spi_0_cs_pins>; + pinctrl-names = "default"; + status = "okay"; + + flash@0 { + compatible = "micron,n25q128a11", "jedec,spi-nor"; + reg = <0>; + #address-cells = <1>; + #size-cells = <1>; + spi-max-frequency = <50000000>; + }; +}; + +&sdhc { + bus-width = <4>; + max-frequency = <192000000>; + mmc-ddr-1_8v; + mmc-hs200-1_8v; + non-removable; + pinctrl-0 = <&sdc_default_state>; + pinctrl-names = "default"; + status = "okay"; +}; + +&sleep_clk { + clock-frequency = <32000>; +}; + +&xo_board { + clock-frequency = <24000000>; +}; + +/* PINCTRL */ + +&tlmm { + sdc_default_state: sdc-default-state { + clk-pins { + pins = "gpio13"; + function = "sdc_clk"; + drive-strength = <8>; + bias-disable; + }; + + cmd-pins { + pins = "gpio12"; + function = "sdc_cmd"; + drive-strength = <8>; + bias-pull-up; + }; + + data-pins { + pins = "gpio8", "gpio9", "gpio10", "gpio11"; + function = "sdc_data"; + drive-strength = <8>; + bias-pull-up; + }; + }; + + spi_0_data_clk_pins: spi-0-data-clk-state { + pins = "gpio14", "gpio15", "gpio16"; + function = "blsp0_spi"; + drive-strength = <2>; + bias-pull-down; + }; + + spi_0_cs_pins: spi-0-cs-state { + pins = "gpio17"; + function = "blsp0_spi"; + drive-strength = <2>; + bias-pull-up; + }; +}; -- 2.17.1