Add a rk3528-u-boot.dtsi extending the basic dts/upstream rk3528.dtsi with bare minimum nodes to have a booting system from eMMC and SD-card.
Signed-off-by: Jonas Karlman jonas@kwiboo.se --- arch/arm/dts/rk3528-u-boot.dtsi | 249 ++++++++++++++++++++++++++++++++ 1 file changed, 249 insertions(+) create mode 100644 arch/arm/dts/rk3528-u-boot.dtsi
diff --git a/arch/arm/dts/rk3528-u-boot.dtsi b/arch/arm/dts/rk3528-u-boot.dtsi new file mode 100644 index 000000000000..4b7e4693ac62 --- /dev/null +++ b/arch/arm/dts/rk3528-u-boot.dtsi @@ -0,0 +1,249 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) + +#include <dt-bindings/clock/rk3528-cru.h> +#include "rockchip-u-boot.dtsi" + +/ { + aliases { + gpio0 = &gpio0; + gpio1 = &gpio1; + gpio2 = &gpio2; + gpio3 = &gpio3; + gpio4 = &gpio4; + mmc0 = &sdhci; + mmc1 = &sdmmc; + }; + + chosen { + u-boot,spl-boot-order = "same-as-spl", &sdmmc, &sdhci; + }; + + dmc { + compatible = "rockchip,rk3528-dmc"; + bootph-all; + }; + + soc { + grf: syscon@ff300000 { + compatible = "rockchip,rk3528-grf", + "syscon", "simple-mfd"; + reg = <0x0 0xff300000 0x0 0x90000>; + }; + + cru: clock-controller@ff4a0000 { + compatible = "rockchip,rk3528-cru"; + reg = <0x0 0xff4a0000 0x0 0x30000>; + #clock-cells = <1>; + #reset-cells = <1>; + }; + + ioc_grf: syscon@ff540000 { + compatible = "rockchip,rk3528-ioc-grf", "syscon"; + reg = <0x0 0xff540000 0x0 0x40000>; + }; + + sdhci: mmc@ffbf0000 { + compatible = "rockchip,rk3528-dwcmshc"; + reg = <0x0 0xffbf0000 0x0 0x10000>; + interrupts = <GIC_SPI 136 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&cru CCLK_SRC_EMMC>, <&cru HCLK_EMMC>, + <&cru ACLK_EMMC>, <&cru BCLK_EMMC>, + <&cru TCLK_EMMC>; + clock-names = "core", "bus", "axi", "block", "timer"; + max-frequency = <200000000>; + status = "disabled"; + }; + + sdmmc: mmc@ffc30000 { + compatible = "rockchip,rk3528-dw-mshc", + "rockchip,rk3288-dw-mshc"; + reg = <0x0 0xffc30000 0x0 0x4000>; + interrupts = <GIC_SPI 133 IRQ_TYPE_LEVEL_HIGH>; + max-frequency = <150000000>; + clocks = <&cru HCLK_SDMMC0>, <&cru CCLK_SRC_SDMMC0>; + clock-names = "biu", "ciu"; + fifo-depth = <0x100>; + status = "disabled"; + }; + + rng: rng@ffc50000 { + compatible = "rockchip,rkrng"; + reg = <0x0 0xffc50000 0x0 0x200>; + }; + + otp: otp@ffce0000 { + compatible = "rockchip,rk3528-otp", + "rockchip,rk3568-otp"; + reg = <0x0 0xffce0000 0x0 0x400>; + }; + + pinctrl: pinctrl { + compatible = "rockchip,rk3528-pinctrl"; + rockchip,grf = <&ioc_grf>; + #address-cells = <2>; + #size-cells = <2>; + ranges; + + gpio0: gpio@ff610000 { + compatible = "rockchip,gpio-bank"; + reg = <0x0 0xff610000 0x0 0x200>; + clocks = <&cru PCLK_GPIO0>, <&cru DBCLK_GPIO0>; + interrupts = <GIC_SPI 71 IRQ_TYPE_LEVEL_HIGH>; + gpio-controller; + #gpio-cells = <2>; + gpio-ranges = <&pinctrl 0 0 32>; + interrupt-controller; + #interrupt-cells = <2>; + }; + + gpio1: gpio@ffaf0000 { + compatible = "rockchip,gpio-bank"; + reg = <0x0 0xffaf0000 0x0 0x200>; + clocks = <&cru PCLK_GPIO1>, <&cru DBCLK_GPIO1>; + interrupts = <GIC_SPI 73 IRQ_TYPE_LEVEL_HIGH>; + gpio-controller; + #gpio-cells = <2>; + gpio-ranges = <&pinctrl 0 32 32>; + interrupt-controller; + #interrupt-cells = <2>; + }; + + gpio2: gpio@ffb00000 { + compatible = "rockchip,gpio-bank"; + reg = <0x0 0xffb00000 0x0 0x200>; + clocks = <&cru PCLK_GPIO2>, <&cru DBCLK_GPIO2>; + interrupts = <GIC_SPI 75 IRQ_TYPE_LEVEL_HIGH>; + gpio-controller; + #gpio-cells = <2>; + gpio-ranges = <&pinctrl 0 64 32>; + interrupt-controller; + #interrupt-cells = <2>; + }; + + gpio3: gpio@ffb10000 { + compatible = "rockchip,gpio-bank"; + reg = <0x0 0xffb10000 0x0 0x200>; + clocks = <&cru PCLK_GPIO3>, <&cru DBCLK_GPIO3>; + interrupts = <GIC_SPI 76 IRQ_TYPE_LEVEL_HIGH>; + gpio-controller; + #gpio-cells = <2>; + gpio-ranges = <&pinctrl 0 96 32>; + interrupt-controller; + #interrupt-cells = <2>; + }; + + gpio4: gpio@ffb20000 { + compatible = "rockchip,gpio-bank"; + reg = <0x0 0xffb20000 0x0 0x200>; + clocks = <&cru PCLK_GPIO4>, <&cru DBCLK_GPIO4>; + interrupts = <GIC_SPI 78 IRQ_TYPE_LEVEL_HIGH>; + gpio-controller; + #gpio-cells = <2>; + gpio-ranges = <&pinctrl 0 128 32>; + interrupt-controller; + #interrupt-cells = <2>; + }; + }; + }; +}; + +#include "rk3528-pinctrl.dtsi" + +&cru { + bootph-all; +}; + +&emmc_bus8 { + bootph-pre-ram; + bootph-some-ram; +}; + +&emmc_clk { + bootph-pre-ram; + bootph-some-ram; +}; + +&emmc_cmd { + bootph-pre-ram; + bootph-some-ram; +}; + +&emmc_strb { + bootph-pre-ram; + bootph-some-ram; +}; + +&grf { + bootph-all; +}; + +&ioc_grf { + bootph-all; +}; + +&otp { + bootph-some-ram; +}; + +&pcfg_pull_none { + bootph-all; +}; + +&pcfg_pull_up { + bootph-all; +}; + +&pcfg_pull_up_drv_level_2 { + bootph-pre-ram; + bootph-some-ram; +}; + +&pinctrl { + bootph-all; +}; + +&sdhci { + bootph-pre-ram; + bootph-some-ram; + u-boot,spl-fifo-mode; +}; + +&sdmmc { + bootph-pre-ram; + bootph-some-ram; + u-boot,spl-fifo-mode; +}; + +&sdmmc_bus4 { + bootph-pre-ram; + bootph-some-ram; +}; + +&sdmmc_clk { + bootph-pre-ram; + bootph-some-ram; +}; + +&sdmmc_cmd { + bootph-pre-ram; + bootph-some-ram; +}; + +&sdmmc_det { + bootph-pre-ram; + bootph-some-ram; +}; + +&uart0 { + bootph-all; + clock-frequency = <24000000>; +}; + +&uart0m0_xfer { + bootph-pre-sram; + bootph-pre-ram; +}; + +&xin24m { + bootph-all; +};