[PATCH 07/10] arm64: dts: st: Add OMM node on stm32mp231
From: Marek Vasut <hidden>
Date: 2026-07-11 21:01:58
Also in:
linux-devicetree, linux-gpio, lkml
Subsystem:
arm/stm32 architecture, the rest · Maintainers:
Maxime Coquelin, Alexandre Torgue, Linus Torvalds
Add Octo Memory Manager (OMM) entry on stm32mp231 and its two OSPI instance. Signed-off-by: Marek Vasut <redacted> --- Cc: Alexandre Torgue <alexandre.torgue@foss.st.com> Cc: Bartosz Golaszewski <brgl@kernel.org> Cc: Conor Dooley <conor+dt@kernel.org> Cc: Krzysztof Kozlowski <krzk+dt@kernel.org> Cc: Linus Walleij <linusw@kernel.org> Cc: Rob Herring <robh@kernel.org> Cc: devicetree@vger.kernel.org Cc: kernel@dh-electronics.com Cc: linux-arm-kernel@lists.infradead.org Cc: linux-gpio@vger.kernel.org Cc: linux-kernel@vger.kernel.org Cc: linux-stm32@st-md-mailman.stormreply.com --- arch/arm64/boot/dts/st/stm32mp231.dtsi | 54 ++++++++++++++++++++++++++ 1 file changed, 54 insertions(+)
diff --git a/arch/arm64/boot/dts/st/stm32mp231.dtsi b/arch/arm64/boot/dts/st/stm32mp231.dtsi
index d70812f094142..4505fc0e3b537 100644
--- a/arch/arm64/boot/dts/st/stm32mp231.dtsi
+++ b/arch/arm64/boot/dts/st/stm32mp231.dtsi@@ -222,6 +222,60 @@ hpdma3: dma-controller@40420000 { #dma-cells = <3>; }; + ommanager: ommanager@40500000 { + compatible = "st,stm32mp25-omm"; + reg = <0x40500000 0x400>, <0x60000000 0x10000000>; + reg-names = "regs", "memory_map"; + ranges = <0 0 0x40430000 0x400>, + <1 0 0x40440000 0x400>; + clocks = <&rcc CK_BUS_OSPIIOM>, + <&scmi_clk CK_SCMI_OSPI1>, + <&scmi_clk CK_SCMI_OSPI2>; + clock-names = "omm", "ospi1", "ospi2"; + resets = <&rcc OSPIIOM_R>, + <&scmi_reset RST_SCMI_OSPI1>, + <&scmi_reset RST_SCMI_OSPI2>; + reset-names = "omm", "ospi1", "ospi2"; + access-controllers = <&rifsc 111>; + power-domains = <&cluster_pd>; + #address-cells = <2>; + #size-cells = <1>; + st,syscfg-amcr = <&syscfg 0x2c00 0x7>; + status = "disabled"; + + ospi1: spi@0 { + compatible = "st,stm32mp25-ospi"; + reg = <0 0 0x400>; + interrupts = <GIC_SPI 163 IRQ_TYPE_LEVEL_HIGH>; + dmas = <&hpdma 2 0x62 0x3121>, + <&hpdma 2 0x42 0x3112>; + dma-names = "tx", "rx"; + clocks = <&scmi_clk CK_SCMI_OSPI1>; + resets = <&scmi_reset RST_SCMI_OSPI1>, + <&scmi_reset RST_SCMI_OSPI1DLL>; + access-controllers = <&rifsc 74>; + power-domains = <&cluster_pd>; + st,syscfg-dlyb = <&syscfg 0x1000>; + status = "disabled"; + }; + + ospi2: spi@1 { + compatible = "st,stm32mp25-ospi"; + reg = <1 0 0x400>; + interrupts = <GIC_SPI 164 IRQ_TYPE_LEVEL_HIGH>; + dmas = <&hpdma 3 0x62 0x3121>, + <&hpdma 3 0x42 0x3112>; + dma-names = "tx", "rx"; + clocks = <&scmi_clk CK_SCMI_OSPI2>; + resets = <&scmi_reset RST_SCMI_OSPI2>, + <&scmi_reset RST_SCMI_OSPI2DLL>; + access-controllers = <&rifsc 75>; + power-domains = <&cluster_pd>; + st,syscfg-dlyb = <&syscfg 0x1400>; + status = "disabled"; + }; + }; + rifsc: bus@42080000 { compatible = "st,stm32mp25-rifsc", "simple-bus"; reg = <0x42080000 0x1000>;
--
2.53.0