diff mbox series

[v2,1/4] ARM: dts: s5pv210: aries: Add reserved memory for mfc

Message ID 20190108165601.25708-2-pawel.mikolaj.chmiel@gmail.com (mailing list archive)
State Mainlined
Commit 657846f75670cb895672e48c61040c7d24d7361e
Headers show
Series ARM: dts: s5pv210: aries: Enable more drivers present on Samsung Aries based devices | expand

Commit Message

Paweł Chmiel Jan. 8, 2019, 4:55 p.m. UTC
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 <pawel.mikolaj.chmiel@gmail.com>
---
Changes from v1:
   - Fixed name of nodes to be more generic
---
 arch/arm/boot/dts/s5pv210-aries.dtsi | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

Comments

Krzysztof Kozlowski Jan. 11, 2019, 8:33 a.m. UTC | #1
On Tue, 8 Jan 2019 at 17:56, Paweł Chmiel
<pawel.mikolaj.chmiel@gmail.com> wrote:
>
> 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 <pawel.mikolaj.chmiel@gmail.com>
> ---
> Changes from v1:
>    - Fixed name of nodes to be more generic
> ---

Thanks, applied.

Best regards,
Krzysztof
diff mbox series

Patch

diff --git a/arch/arm/boot/dts/s5pv210-aries.dtsi b/arch/arm/boot/dts/s5pv210-aries.dtsi
index 575094ea7024..89525e56cc7c 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@43000000 {
+			compatible = "shared-dma-pool";
+			no-map;
+			reg = <0x43000000 0x2000000>;
+		};
+
+		mfc_right: region@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";