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From 5cb3ca7ebd46c1983d0929b5ba027a03c1f5e51e Mon Sep 17 00:00:00 2001
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From: Peter Robinson <pbrobinson@gmail.com>
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Date: Wed, 16 Dec 2020 15:22:34 +0000
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Subject: [PATCH 1/2] arm: dts: rockchip: rk3399: enable rng at the SoC level
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The rng is embedded in the SoC so enable it in the device tree
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universally, the use of it can be controlled by enabling/disabling
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at the device config level.
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Signed-off-by: Peter Robinson <pbrobinson@gmail.com>
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---
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arch/arm/dts/rk3399-evb-u-boot.dtsi | 4 ----
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arch/arm/dts/rk3399-pinebook-pro-u-boot.dtsi | 4 ----
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arch/arm/dts/rk3399-rockpro64-u-boot.dtsi | 4 ----
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arch/arm/dts/rk3399-u-boot.dtsi | 2 +-
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4 files changed, 1 insertion(+), 13 deletions(-)
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diff --git a/arch/arm/dts/rk3399-evb-u-boot.dtsi b/arch/arm/dts/rk3399-evb-u-boot.dtsi
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index 8056dc843e..398b205ec2 100644
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--- a/arch/arm/dts/rk3399-evb-u-boot.dtsi
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+++ b/arch/arm/dts/rk3399-evb-u-boot.dtsi
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@@ -13,10 +13,6 @@
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};
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};
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-&rng {
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- status = "okay";
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-};
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-
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&i2c0 {
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u-boot,dm-pre-reloc;
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};
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diff --git a/arch/arm/dts/rk3399-pinebook-pro-u-boot.dtsi b/arch/arm/dts/rk3399-pinebook-pro-u-boot.dtsi
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index ded7db0aef..c3e866a779 100644
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--- a/arch/arm/dts/rk3399-pinebook-pro-u-boot.dtsi
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+++ b/arch/arm/dts/rk3399-pinebook-pro-u-boot.dtsi
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@@ -28,10 +28,6 @@
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u-boot,dm-pre-reloc;
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};
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-&rng {
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- status = "okay";
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-};
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-
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&sdhci {
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max-frequency = <25000000>;
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u-boot,dm-pre-reloc;
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diff --git a/arch/arm/dts/rk3399-rockpro64-u-boot.dtsi b/arch/arm/dts/rk3399-rockpro64-u-boot.dtsi
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index 6317b47e41..37dff04adf 100644
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--- a/arch/arm/dts/rk3399-rockpro64-u-boot.dtsi
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+++ b/arch/arm/dts/rk3399-rockpro64-u-boot.dtsi
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@@ -15,10 +15,6 @@
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};
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};
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-&rng {
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- status = "okay";
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-};
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-
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&spi1 {
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spi_flash: flash@0 {
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u-boot,dm-pre-reloc;
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diff --git a/arch/arm/dts/rk3399-u-boot.dtsi b/arch/arm/dts/rk3399-u-boot.dtsi
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index ecd230c720..73922c328a 100644
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--- a/arch/arm/dts/rk3399-u-boot.dtsi
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+++ b/arch/arm/dts/rk3399-u-boot.dtsi
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@@ -32,7 +32,7 @@
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rng: rng@ff8b8000 {
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compatible = "rockchip,cryptov1-rng";
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reg = <0x0 0xff8b8000 0x0 0x1000>;
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- status = "disabled";
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+ status = "okay";
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};
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dmc: dmc {
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--
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2.29.2
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From 62093137fcbe760d009cf2757feda7ccf328fbb7 Mon Sep 17 00:00:00 2001
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From: Peter Robinson <pbrobinson@gmail.com>
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Date: Wed, 16 Dec 2020 15:37:21 +0000
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Subject: [PATCH 2/2] configs: rk3399: enable rng on firefly/rock960/rockpro64
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609e2fb |
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Enable the RNG on the Firefly, rock960 and RockPro64 devices
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to enable KASLR on devices that support it.
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Signed-off-by: Peter Robinson <pbrobinson@gmail.com>
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---
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configs/firefly-rk3399_defconfig | 2 ++
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configs/rock960-rk3399_defconfig | 2 ++
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configs/rockpro64-rk3399_defconfig | 2 ++
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3 files changed, 6 insertions(+)
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diff --git a/configs/firefly-rk3399_defconfig b/configs/firefly-rk3399_defconfig
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index c453b82dc5..cfbaae40aa 100644
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--- a/configs/firefly-rk3399_defconfig
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+++ b/configs/firefly-rk3399_defconfig
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@@ -35,6 +35,8 @@ CONFIG_MMC_DW=y
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CONFIG_MMC_DW_ROCKCHIP=y
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CONFIG_MMC_SDHCI=y
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CONFIG_MMC_SDHCI_ROCKCHIP=y
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+CONFIG_DM_RNG=y
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+CONFIG_RNG_ROCKCHIP=y
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CONFIG_SF_DEFAULT_SPEED=20000000
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CONFIG_DM_ETH=y
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CONFIG_ETH_DESIGNWARE=y
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diff --git a/configs/rock960-rk3399_defconfig b/configs/rock960-rk3399_defconfig
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index 65dce3cd73..aadbc55f57 100644
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--- a/configs/rock960-rk3399_defconfig
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+++ b/configs/rock960-rk3399_defconfig
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@@ -39,6 +39,8 @@ CONFIG_MMC_DW_ROCKCHIP=y
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CONFIG_MMC_SDHCI=y
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CONFIG_MMC_SDHCI_SDMA=y
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CONFIG_MMC_SDHCI_ROCKCHIP=y
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+CONFIG_DM_RNG=y
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+CONFIG_RNG_ROCKCHIP=y
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CONFIG_DM_ETH=y
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CONFIG_NVME=y
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CONFIG_PCI=y
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diff --git a/configs/rockpro64-rk3399_defconfig b/configs/rockpro64-rk3399_defconfig
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index 575b7a20d5..f78dfcc8f7 100644
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--- a/configs/rockpro64-rk3399_defconfig
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+++ b/configs/rockpro64-rk3399_defconfig
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@@ -42,6 +42,8 @@ CONFIG_MMC_DW=y
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CONFIG_MMC_DW_ROCKCHIP=y
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CONFIG_MMC_SDHCI=y
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CONFIG_MMC_SDHCI_ROCKCHIP=y
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+CONFIG_DM_RNG=y
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+CONFIG_RNG_ROCKCHIP=y
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CONFIG_SF_DEFAULT_BUS=1
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CONFIG_SPI_FLASH_GIGADEVICE=y
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CONFIG_DM_ETH=y
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--
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2.29.2
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