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arm64: dts: ti: k3-am65-mcu: Add the MCU RAM node

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Add the on-chip SRAM present within the MCU domain as a mmio-sram node.
The K3 AM65x SoCs have 512 KB of such memory. Any specific memory range
within this RAM needed by a software module ought to be reserved using
an appropriate child node.

Signed-off-by: Suman Anna <s-anna@ti.com>
Signed-off-by: Tero Kristo <t-kristo@ti.com>
This commit is contained in:
Suman Anna 2019-06-05 11:34:32 -05:00 committed by Tero Kristo
parent 0ded541218
commit f853f00531
1 changed files with 8 additions and 0 deletions
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arch/arm64/boot/dts/ti/k3-am65-mcu.dtsi
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@ -17,6 +17,14 @@ mcu_uart0: serial@40a00000 {
power-domains = <&k3_pds 149>;
};
mcu_ram: sram@41c00000 {
compatible = "mmio-sram";
reg = <0x00 0x41c00000 0x00 0x80000>;
ranges = <0x0 0x00 0x41c00000 0x80000>;
#address-cells = <1>;
#size-cells = <1>;
};
mcu_i2c0: i2c@40b00000 {
compatible = "ti,am654-i2c", "ti,omap4-i2c";
reg = <0x0 0x40b00000 0x0 0x100>;