diff options
Diffstat (limited to 'arch/arm/dts/rk3399-puma-u-boot.dtsi')
| -rw-r--r-- | arch/arm/dts/rk3399-puma-u-boot.dtsi | 31 |
1 files changed, 30 insertions, 1 deletions
diff --git a/arch/arm/dts/rk3399-puma-u-boot.dtsi b/arch/arm/dts/rk3399-puma-u-boot.dtsi index 52f62b5d39..3ad1139833 100644 --- a/arch/arm/dts/rk3399-puma-u-boot.dtsi +++ b/arch/arm/dts/rk3399-puma-u-boot.dtsi @@ -13,7 +13,7 @@ chosen { stdout-path = "serial0:115200n8"; u-boot,spl-boot-order = \ - "same-as-spl", &spiflash, &sdhci, &sdmmc; + "same-as-spl", &norflash, &sdhci, &sdmmc; }; aliases { @@ -21,4 +21,33 @@ spi1 = &spi5; }; + /* + * The Qseven BIOS_DISABLE signal on the RK3399-Q7 keeps the on-module + * eMMC and SPI flash powered-down initially (in fact it keeps the + * reset signal asserted). Even though it is an enable signal, we + * model this as a regulator. + */ + bios_enable: bios_enable { + compatible = "regulator-fixed"; + u-boot,dm-pre-reloc; + regulator-name = "bios_enable"; + enable-active-high; + gpio = <&gpio3 RK_PD5 GPIO_ACTIVE_LOW>; + regulator-always-on; + regulator-boot-on; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + }; +}; + +&gpio1 { + u-boot,dm-pre-reloc; +}; + +&gpio3 { + u-boot,dm-pre-reloc; +}; + +&norflash { + u-boot,dm-pre-reloc; }; |