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* 添加DN2 LPDDR4 4GB * 添加DN2 LPDDR4 4GB * rockchip: Complement missing configuration for other kernels Co-authored-by: hejiawencc <hjw0415@outlook.com>
57 lines
2.0 KiB
Diff
57 lines
2.0 KiB
Diff
From e5b5361651940ff5c0c1784dfd0130abec7ab535 Mon Sep 17 00:00:00 2001
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From: wevsty <ty@wevs.org>
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Date: Mon, 24 Aug 2020 02:27:11 +0800
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Subject: [PATCH] char: add support for rockchip hardware random number
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generator
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This patch provides hardware random number generator support for all rockchip SOC.
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rockchip-rng.c from https://github.com/rockchip-linux/kernel/blob/develop-4.4/drivers/char/hw_random/rockchip-rng.c
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Signed-off-by: wevsty <ty@wevs.org>
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---
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--- a/drivers/char/hw_random/Kconfig
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+++ b/drivers/char/hw_random/Kconfig
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@@ -345,6 +345,19 @@ config HW_RANDOM_STM32
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If unsure, say N.
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+config HW_RANDOM_ROCKCHIP
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+ tristate "Rockchip Random Number Generator support"
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+ depends on ARCH_ROCKCHIP
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+ default HW_RANDOM
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+ help
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+ This driver provides kernel-side support for the Random Number
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+ Generator hardware found on Rockchip cpus.
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+
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+ To compile this driver as a module, choose M here: the
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+ module will be called rockchip-rng.
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+
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+ If unsure, say Y.
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+
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config HW_RANDOM_PIC32
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tristate "Microchip PIC32 Random Number Generator support"
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depends on HW_RANDOM && MACH_PIC32
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--- a/drivers/char/hw_random/Makefile
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+++ b/drivers/char/hw_random/Makefile
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@@ -32,6 +32,7 @@ obj-$(CONFIG_HW_RANDOM_IPROC_RNG200) +=
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obj-$(CONFIG_HW_RANDOM_ST) += st-rng.o
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obj-$(CONFIG_HW_RANDOM_XGENE) += xgene-rng.o
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obj-$(CONFIG_HW_RANDOM_STM32) += stm32-rng.o
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+obj-$(CONFIG_HW_RANDOM_ROCKCHIP) += rockchip-rng.o
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obj-$(CONFIG_HW_RANDOM_PIC32) += pic32-rng.o
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obj-$(CONFIG_HW_RANDOM_MESON) += meson-rng.o
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obj-$(CONFIG_HW_RANDOM_CAVIUM) += cavium-rng.o cavium-rng-vf.o
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--- a/arch/arm64/boot/dts/rockchip/Makefile
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+++ b/arch/arm64/boot/dts/rockchip/Makefile
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@@ -17,6 +17,7 @@ dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3368-orion-r68-meta.dtb
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dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3368-px5-evb.dtb
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dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3368-r88.dtb
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dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399-doornet2.dtb
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+dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399-doornet2-4gb.dtb
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dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399-evb.dtb
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dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399-ficus.dtb
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dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399-firefly.dtb
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