linux-kernel - [PATCH] RISC-V: defconfig: enable MMC & SPI for RISC-V

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Date:   Tue, 25 Jun 2019 15:56:36 -0700
From:   Atish Patra <atish.patra@....com>
To:     linux-kernel@...r.kernel.org
Cc:     Atish Patra <atish.patra@....com>,
        Albert Ou <aou@...s.berkeley.edu>,
        Alistair Francis <Alistair.Francis@....com>,
        Anup Patel <anup@...infault.org>,
        linux-riscv@...ts.infradead.org, Olof Johansson <olof@...om.net>,
        Palmer Dabbelt <palmer@...ive.com>,
        Thomas Gleixner <tglx@...utronix.de>
Subject: [PATCH] RISC-V: defconfig: enable MMC & SPI for RISC-V

Currently, riscv upstream defconfig doesn't let you boot
through userspace if rootfs is on the SD card.

Let's enable MMC & SPI drivers as well so that one can boot
to the user space using default config in upstream kernel.

Signed-off-by: Atish Patra <atish.patra@....com>
---
 arch/riscv/configs/defconfig | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/arch/riscv/configs/defconfig b/arch/riscv/configs/defconfig
index 4f02967e55de..04944fb4fa7a 100644
--- a/arch/riscv/configs/defconfig
+++ b/arch/riscv/configs/defconfig
@@ -69,6 +69,7 @@ CONFIG_VIRTIO_MMIO=y
 CONFIG_CLK_SIFIVE=y
 CONFIG_CLK_SIFIVE_FU540_PRCI=y
 CONFIG_SIFIVE_PLIC=y
+CONFIG_SPI_SIFIVE=y
 CONFIG_EXT4_FS=y
 CONFIG_EXT4_FS_POSIX_ACL=y
 CONFIG_AUTOFS4_FS=y
@@ -84,4 +85,8 @@ CONFIG_ROOT_NFS=y
 CONFIG_CRYPTO_USER_API_HASH=y
 CONFIG_CRYPTO_DEV_VIRTIO=y
 CONFIG_PRINTK_TIME=y
+CONFIG_SPI=y
+CONFIG_MMC_SPI=y
+CONFIG_MMC=y
+CONFIG_DEVTMPFS_MOUNT=y
 # CONFIG_RCU_TRACE is not set
-- 
2.21.0