From mboxrd@z Thu Jan 1 00:00:00 1970 From: gajjar04akash@gmail.com (Akash Gajjar) Date: Sun, 22 Jul 2018 21:16:49 +0530 Subject: [PATCH] arm64: activate spi flash on pine64 LTS board In-Reply-To: References: Message-ID: <1532274409-9921-1-git-send-email-Akash_Gajjar@mentor.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org This board has a 128M SPI flash. add spi flash support in device tree. Tested on pine64 LTS. Signed-off-by: Akash Gajjar --- .../dts/allwinner/sun50i-a64-sopine-baseboard.dts | 23 ++++++++++++++++++++++ 1 file changed, 23 insertions(+) diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64-sopine-baseboard.dts b/arch/arm64/boot/dts/allwinner/sun50i-a64-sopine-baseboard.dts index abe179d..d54637d 100644 --- a/arch/arm64/boot/dts/allwinner/sun50i-a64-sopine-baseboard.dts +++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-sopine-baseboard.dts @@ -134,6 +134,29 @@ regulator-name = "vcc-wifi"; }; +&spi0 { + status = "okay"; + + m25p80 at 0 { + #address-cells = <1>; + #size-cells = <1>; + compatible = "w25q128"; + reg = <0x0>; + linux,modalias = "m25p80", "w25q128"; + spi-max-frequency = <40000000>; + + uboot at 0 { + label = "uboot"; + reg = <0x0 0x100000>; + }; + + rootfs at 0 { + label = "rootfs"; + reg = <0x100000 0x7F00000>; + }; + }; +}; + &uart0 { pinctrl-names = "default"; pinctrl-0 = <&uart0_pins_a>; -- 2.7.4