From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?UTF-8?q?Pawe=C5=82=20Chmiel?= Subject: [PATCH 4/6] ARM: dts: s5pv210: aries: Add reserved memory for mfc Date: Fri, 28 Dec 2018 17:18:17 +0100 Message-ID: <20181228161819.18931-5-pawel.mikolaj.chmiel@gmail.com> References: <20181228161819.18931-1-pawel.mikolaj.chmiel@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Return-path: In-Reply-To: <20181228161819.18931-1-pawel.mikolaj.chmiel@gmail.com> Sender: linux-kernel-owner@vger.kernel.org To: krzk@kernel.org Cc: kgene@kernel.org, robh+dt@kernel.org, mark.rutland@arm.com, linux@armlinux.org.uk, pawel.mikolaj.chmiel@gmail.com, xc-racer2@live.ca, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org List-Id: devicetree@vger.kernel.org This commit adds memory reservation required by MFC to run. On S5PV210 both regions needs to be on separate memory banks. Size of both regions is taken from stock sources. Signed-off-by: Paweł Chmiel --- arch/arm/boot/dts/s5pv210-aries.dtsi | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) diff --git a/arch/arm/boot/dts/s5pv210-aries.dtsi b/arch/arm/boot/dts/s5pv210-aries.dtsi index 575094ea7024..35ba009a1a33 100644 --- a/arch/arm/boot/dts/s5pv210-aries.dtsi +++ b/arch/arm/boot/dts/s5pv210-aries.dtsi @@ -23,6 +23,24 @@ 0x50000000 0x08000000>; }; + reserved-memory { + #address-cells = <1>; + #size-cells = <1>; + ranges; + + mfc_left: region_mfc_left@43000000 { + compatible = "shared-dma-pool"; + no-map; + reg = <0x43000000 0x2000000>; + }; + + mfc_right: region_mfc_right@51000000 { + compatible = "shared-dma-pool"; + no-map; + reg = <0x51000000 0x2000000>; + }; + }; + wifi_pwrseq: wifi-pwrseq { compatible = "mmc-pwrseq-simple"; reset-gpios = <&gpg1 2 GPIO_ACTIVE_LOW>; @@ -329,6 +347,10 @@ status = "okay"; }; +&mfc { + memory-region = <&mfc_left>, <&mfc_right>; +}; + &pinctrl0 { wlan_bt_en: wlan-bt-en { samsung,pins = "gpb-5"; -- 2.17.1