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X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Anup Patel , linux-riscv , Palmer Dabbelt , Andrew Waterman , Paul Walmsley Sender: "linux-riscv" Errors-To: linux-riscv-bounces+infradead-linux-riscv=archiver.kernel.org@lists.infradead.org On Tue, Jan 28, 2020 at 8:42 AM JaeJoon Jung wrote: > > I added and updated gpio-sifive.c for SiFive FU540 GPIO. > (References: SiFive FU540-C000 manual v1p0, Chapter 17 "GPIO") > I attached drivers/gpio/gpio-sifive.c (new) > > RISCV-FU540:/root# uname -a > Linux RISCV-FU540 5.5.0-dirty #6 SMP Tue Jan 28 14:38:11 KST 2020 > riscv64 GNU/Linux > > $ git diff v5.5 --compact-summary > arch/riscv/boot/dts/sifive/fu540-c000.dtsi | 13 ++++ > arch/riscv/boot/dts/sifive/hifive-unleashed-a00.dts | 36 +++++++++ > drivers/gpio/Kconfig | 8 ++ > drivers/gpio/Makefile | 1 + > drivers/gpio/gpio-sifive.c (new) | 447 > ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ > 5 files changed, 574 insertions(+) > > I used drivers/gpio/gpio-sifive.c in kernel v4.15(freedom-u-sdk) > released by sifive. Yash Shah (SiFive) is upstreaming a new GPIO driver. You might want to look at: [PATCH v4 0/6] GPIO & Hierarchy IRQ support for HiFive Unleashed https://lists.infradead.org/pipermail/linux-riscv/2019-December/007883.html david