From: Jonas Karlman Date: Mon, 22 Apr 2024 06:28:45 +0000 (+0000) Subject: rockchip: rk35xx: Enable random generator X-Git-Url: http://git.dujemihanovic.xyz/img/%7B%7B%20%24style.RelPermalink%20%7D%7D?a=commitdiff_plain;h=320ffd002988a1525d9e1107a60e238e34b7c678;p=u-boot.git rockchip: rk35xx: Enable random generator The RK35xx SoCs contain a crypto engine block that can generate random numbers. Enable rng node in soc u-boot.dtsi and enable Kconfig options to take advantage of the random generator. Signed-off-by: Jonas Karlman Reviewed-by: Dragan Simic Reviewed-by: Kever Yang --- diff --git a/arch/arm/dts/rk3566-anbernic-rgxx3-u-boot.dtsi b/arch/arm/dts/rk3566-anbernic-rgxx3-u-boot.dtsi index 791f16b206..793ed4ae8a 100644 --- a/arch/arm/dts/rk3566-anbernic-rgxx3-u-boot.dtsi +++ b/arch/arm/dts/rk3566-anbernic-rgxx3-u-boot.dtsi @@ -6,12 +6,6 @@ chosen { u-boot,spl-boot-order = "same-as-spl", &sdmmc1, &sdmmc0; }; - - rng: rng@fe388000 { - compatible = "rockchip,cryptov2-rng"; - reg = <0x0 0xfe388000 0x0 0x2000>; - status = "okay"; - }; }; &dsi_dphy0 { diff --git a/arch/arm/dts/rk356x-u-boot.dtsi b/arch/arm/dts/rk356x-u-boot.dtsi index d347080577..05367216e1 100644 --- a/arch/arm/dts/rk356x-u-boot.dtsi +++ b/arch/arm/dts/rk356x-u-boot.dtsi @@ -21,6 +21,11 @@ bootph-all; }; + rng: rng@fe388000 { + compatible = "rockchip,cryptov2-rng"; + reg = <0x0 0xfe388000 0x0 0x2000>; + }; + otp: nvmem@fe38c000 { compatible = "rockchip,rk3568-otp"; reg = <0x0 0xfe38c000 0x0 0x4000>; diff --git a/arch/arm/dts/rk3588s-u-boot.dtsi b/arch/arm/dts/rk3588s-u-boot.dtsi index ac67c777ad..233eb79d9b 100644 --- a/arch/arm/dts/rk3588s-u-boot.dtsi +++ b/arch/arm/dts/rk3588s-u-boot.dtsi @@ -91,7 +91,6 @@ rng: rng@fe378000 { compatible = "rockchip,trngv1"; reg = <0x0 0xfe378000 0x0 0x200>; - status = "disabled"; }; usbdp_phy0: phy@fed80000 { diff --git a/arch/arm/mach-rockchip/Kconfig b/arch/arm/mach-rockchip/Kconfig index 680364ae31..f35553ff21 100644 --- a/arch/arm/mach-rockchip/Kconfig +++ b/arch/arm/mach-rockchip/Kconfig @@ -306,9 +306,11 @@ config ROCKCHIP_RK3568 select BOARD_LATE_INIT select DM_REGULATOR_FIXED select DM_RESET + imply DM_RNG imply MISC_INIT_R imply MMC_HS200_SUPPORT if MMC_SDHCI_ROCKCHIP imply OF_LIBFDT_OVERLAY + imply RNG_ROCKCHIP imply ROCKCHIP_COMMON_BOARD imply ROCKCHIP_OTP imply SPL_ATF_NO_PLATFORM_PARAM if SPL_ATF @@ -335,9 +337,11 @@ config ROCKCHIP_RK3588 select DM_RESET imply BOOTSTD_FULL imply CLK_SCMI + imply DM_RNG imply MISC_INIT_R imply MMC_HS200_SUPPORT if MMC_SDHCI_ROCKCHIP imply OF_LIBFDT_OVERLAY + imply RNG_ROCKCHIP imply ROCKCHIP_COMMON_BOARD imply ROCKCHIP_OTP imply SCMI_FIRMWARE diff --git a/configs/anbernic-rgxx3-rk3566_defconfig b/configs/anbernic-rgxx3-rk3566_defconfig index 24b050c59b..110237e798 100644 --- a/configs/anbernic-rgxx3-rk3566_defconfig +++ b/configs/anbernic-rgxx3-rk3566_defconfig @@ -68,8 +68,6 @@ CONFIG_REGULATOR_RK8XX=y CONFIG_PWM_ROCKCHIP=y CONFIG_SPL_RAM=y # CONFIG_RAM_ROCKCHIP_DEBUG is not set -CONFIG_DM_RNG=y -CONFIG_RNG_ROCKCHIP=y # CONFIG_RNG_SMCCC_TRNG is not set CONFIG_BAUDRATE=1500000 CONFIG_DEBUG_UART_SHIFT=2