From mboxrd@z Thu Jan 1 00:00:00 1970 From: s-anna@ti.com (Suman Anna) Date: Fri, 6 Jan 2017 15:57:27 -0600 Subject: [PATCH v2 3/9] ARM: dts: keystone-k2e: Add MSM RAM node In-Reply-To: <20170106215733.41637-1-s-anna@ti.com> References: <20170106215733.41637-1-s-anna@ti.com> Message-ID: <20170106215733.41637-4-s-anna@ti.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Add the RAM managed by the Multicire Shared Memory Controller (MSMC) as a mmio-sram node. The 66AK2E SoCs have 2 MB of such memory. Any specific MSM memory range needed by a software module ought to be reserved using an appropriate child node. Signed-off-by: Suman Anna --- v2: No code changes, SoC name in commit message corrected to use 66AK2E arch/arm/boot/dts/keystone-k2e.dtsi | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/arch/arm/boot/dts/keystone-k2e.dtsi b/arch/arm/boot/dts/keystone-k2e.dtsi index 497c417db5b6..256dcc87f36a 100644 --- a/arch/arm/boot/dts/keystone-k2e.dtsi +++ b/arch/arm/boot/dts/keystone-k2e.dtsi @@ -82,6 +82,14 @@ }; }; + msm_ram: msmram at 0c000000 { + compatible = "mmio-sram"; + reg = <0x0c000000 0x200000>; + ranges = <0x0 0x0c000000 0x200000>; + #address-cells = <1>; + #size-cells = <1>; + }; + dspgpio0: keystone_dsp_gpio at 02620240 { compatible = "ti,keystone-dsp-gpio"; gpio-controller; -- 2.10.2