From: Suman Anna <s-anna@ti.com>
To: Santosh Shilimkar <ssantosh@kernel.org>
Cc: devicetree@vger.kernel.org, Russell King <linux@armlinux.org.uk>,
Vitaly Andrianov <vitalya@ti.com>,
linux-kernel@vger.kernel.org, Tero Kristo <t-kristo@ti.com>,
Rob Herring <robh+dt@kernel.org>,
Murali Karicheri <m-karicheri2@ti.com>,
linux-arm-kernel@lists.infradead.org
Subject: [PATCH v2 2/9] ARM: dts: keystone-k2l: Add MSM RAM node
Date: Fri, 6 Jan 2017 15:57:26 -0600 [thread overview]
Message-ID: <20170106215733.41637-3-s-anna@ti.com> (raw)
In-Reply-To: <20170106215733.41637-1-s-anna@ti.com>
Add the RAM managed by the Multicore Shared Memory Controller (MSMC)
as a mmio-sram node. The 66AK2L 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 <s-anna@ti.com>
---
v2: No code changes, SoC name in commit message corrected to use 66AK2L
arch/arm/boot/dts/keystone-k2l.dtsi | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/arch/arm/boot/dts/keystone-k2l.dtsi b/arch/arm/boot/dts/keystone-k2l.dtsi
index 0c5e74e79ba2..edc08de4e196 100644
--- a/arch/arm/boot/dts/keystone-k2l.dtsi
+++ b/arch/arm/boot/dts/keystone-k2l.dtsi
@@ -204,6 +204,14 @@
};
};
+ msm_ram: msmram@0c000000 {
+ compatible = "mmio-sram";
+ reg = <0x0c000000 0x200000>;
+ ranges = <0x0 0x0c000000 0x200000>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ };
+
dspgpio0: keystone_dsp_gpio@02620240 {
compatible = "ti,keystone-dsp-gpio";
gpio-controller;
--
2.10.2
next prev parent reply other threads:[~2017-01-06 21:57 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-01-06 21:57 [PATCH v2 0/9] Use mmio-sram driver for Keystone MSMC RAM Suman Anna
2017-01-06 21:57 ` [PATCH v2 1/9] ARM: dts: keystone-k2hk: Add MSM RAM node Suman Anna
2017-01-06 21:57 ` Suman Anna [this message]
2017-01-06 21:57 ` [PATCH v2 3/9] ARM: dts: keystone-k2e: " Suman Anna
2017-01-06 21:57 ` [PATCH v2 4/9] ARM: dts: keystone-k2g: " Suman Anna
2017-01-06 21:57 ` [PATCH v2 5/9] ARM: configs: keystone: Enable Generic on-chip SRAM driver Suman Anna
2017-01-06 21:57 ` [PATCH v2 6/9] ARM: dts: keystone-k2hk: Reserve MSM RAM for boot monitor Suman Anna
2017-01-06 21:57 ` [PATCH v2 7/9] ARM: dts: keystone-k2l: " Suman Anna
2017-01-06 21:57 ` [PATCH v2 8/9] ARM: dts: keystone-k2e: " Suman Anna
2017-01-06 21:57 ` [PATCH v2 9/9] ARM: dts: keystone-k2g: " Suman Anna
2017-01-07 20:36 ` [PATCH v2 0/9] Use mmio-sram driver for Keystone MSMC RAM santosh.shilimkar
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