From: Ravi Gunasekaran <r-gunasekaran@ti.com>
To: <nm@ti.com>, <afd@ti.com>, <vigneshr@ti.com>, <kristo@kernel.org>,
<robh+dt@kernel.org>, <krzysztof.kozlowski+dt@linaro.org>,
<s-vadapalli@ti.com>, <r-gunasekaran@ti.com>
Cc: <linux-arm-kernel@lists.infradead.org>,
<devicetree@vger.kernel.org>, <linux-kernel@vger.kernel.org>
Subject: [PATCH v10 7/9] arm64: dts: ti: k3-j721s2: Add support for OSPI Flashes
Date: Tue, 21 Feb 2023 17:36:10 +0530 [thread overview]
Message-ID: <20230221120612.27366-8-r-gunasekaran@ti.com> (raw)
In-Reply-To: <20230221120612.27366-1-r-gunasekaran@ti.com>
From: Aswath Govindraju <a-govindraju@ti.com>
J721S2 has an OSPI NOR flash on its SOM connected the OSPI0 instance and a
QSPI NOR flash on the common processor board connected to the OSPI1
instance. Add support for the same
Signed-off-by: Aswath Govindraju <a-govindraju@ti.com>
Signed-off-by: Matt Ranostay <mranostay@ti.com>
Reviewed-by: Vaishnav Achath <vaishnav.a@ti.com>
Link: https://lore.kernel.org/r/20221122101616.770050-7-mranostay@ti.com
Signed-off-by: Ravi Gunasekaran <r-gunasekaran@ti.com>
---
.../dts/ti/k3-j721s2-common-proc-board.dts | 39 +++++++++++++++++
arch/arm64/boot/dts/ti/k3-j721s2-som-p0.dtsi | 43 +++++++++++++++++++
2 files changed, 82 insertions(+)
diff --git a/arch/arm64/boot/dts/ti/k3-j721s2-common-proc-board.dts b/arch/arm64/boot/dts/ti/k3-j721s2-common-proc-board.dts
index fa38940fe6cd..76b420379645 100644
--- a/arch/arm64/boot/dts/ti/k3-j721s2-common-proc-board.dts
+++ b/arch/arm64/boot/dts/ti/k3-j721s2-common-proc-board.dts
@@ -206,6 +206,20 @@
J721S2_WKUP_IOPAD(0x0c8, PIN_INPUT, 7) /* (C28) WKUP_GPIO0_2 */
>;
};
+
+ mcu_fss0_ospi1_pins_default: mcu-fss0-ospi1-pins-default {
+ pinctrl-single,pins = <
+ J721S2_WKUP_IOPAD(0x040, PIN_OUTPUT, 0) /* (A19) MCU_OSPI1_CLK */
+ J721S2_WKUP_IOPAD(0x05c, PIN_OUTPUT, 0) /* (D20) MCU_OSPI1_CSn0 */
+ J721S2_WKUP_IOPAD(0x060, PIN_OUTPUT, 0) /* (C21) MCU_OSPI1_CSn1 */
+ J721S2_WKUP_IOPAD(0x04c, PIN_INPUT, 0) /* (D21) MCU_OSPI1_D0 */
+ J721S2_WKUP_IOPAD(0x050, PIN_INPUT, 0) /* (G20) MCU_OSPI1_D1 */
+ J721S2_WKUP_IOPAD(0x054, PIN_INPUT, 0) /* (C20) MCU_OSPI1_D2 */
+ J721S2_WKUP_IOPAD(0x058, PIN_INPUT, 0) /* (A20) MCU_OSPI1_D3 */
+ J721S2_WKUP_IOPAD(0x048, PIN_INPUT, 0) /* (B19) MCU_OSPI1_DQS */
+ J721S2_WKUP_IOPAD(0x044, PIN_INPUT, 0) /* (B20) MCU_OSPI1_LBCLKO */
+ >;
+ };
};
&main_gpio2 {
@@ -347,6 +361,31 @@
maximum-speed = "high-speed";
};
+&fss {
+ status = "okay";
+};
+
+&ospi1 {
+ status = "okay";
+ pinctrl-names = "default";
+ pinctrl-0 = <&mcu_fss0_ospi1_pins_default>;
+
+ flash@0{
+ compatible = "jedec,spi-nor";
+ reg = <0x0>;
+ spi-tx-bus-width = <1>;
+ spi-rx-bus-width = <4>;
+ spi-max-frequency = <40000000>;
+ cdns,tshsl-ns = <60>;
+ cdns,tsd2d-ns = <60>;
+ cdns,tchsh-ns = <60>;
+ cdns,tslch-ns = <60>;
+ cdns,read-delay = <2>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ };
+};
+
&mcu_mcan0 {
status = "okay";
pinctrl-names = "default";
diff --git a/arch/arm64/boot/dts/ti/k3-j721s2-som-p0.dtsi b/arch/arm64/boot/dts/ti/k3-j721s2-som-p0.dtsi
index 6930efff8a5a..9fe255f0576e 100644
--- a/arch/arm64/boot/dts/ti/k3-j721s2-som-p0.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-j721s2-som-p0.dtsi
@@ -39,6 +39,28 @@
};
};
+&wkup_pmx0 {
+ mcu_fss0_ospi0_pins_default: mcu-fss0-ospi0-pins-default {
+ pinctrl-single,pins = <
+ J721S2_WKUP_IOPAD(0x000, PIN_OUTPUT, 0) /* (D19) MCU_OSPI0_CLK */
+ J721S2_WKUP_IOPAD(0x02c, PIN_OUTPUT, 0) /* (F15) MCU_OSPI0_CSn0 */
+ J721S2_WKUP_IOPAD(0x030, PIN_OUTPUT, 0) /* (G17) MCU_OSPI0_CSn1 */
+ J721S2_WKUP_IOPAD(0x038, PIN_OUTPUT, 0) /* (F14) MCU_OSPI0_CSn2 */
+ J721S2_WKUP_IOPAD(0x03c, PIN_OUTPUT, 0) /* (F17) MCU_OSPI0_CSn3 */
+ J721S2_WKUP_IOPAD(0x00c, PIN_INPUT, 0) /* (C19) MCU_OSPI0_D0 */
+ J721S2_WKUP_IOPAD(0x010, PIN_INPUT, 0) /* (F16) MCU_OSPI0_D1 */
+ J721S2_WKUP_IOPAD(0x014, PIN_INPUT, 0) /* (G15) MCU_OSPI0_D2 */
+ J721S2_WKUP_IOPAD(0x018, PIN_INPUT, 0) /* (F18) MCU_OSPI0_D3 */
+ J721S2_WKUP_IOPAD(0x01c, PIN_INPUT, 0) /* (E19) MCU_OSPI0_D4 */
+ J721S2_WKUP_IOPAD(0x020, PIN_INPUT, 0) /* (G19) MCU_OSPI0_D5 */
+ J721S2_WKUP_IOPAD(0x024, PIN_INPUT, 0) /* (F19) MCU_OSPI0_D6 */
+ J721S2_WKUP_IOPAD(0x028, PIN_INPUT, 0) /* (F20) MCU_OSPI0_D7 */
+ J721S2_WKUP_IOPAD(0x008, PIN_INPUT, 0) /* (E18) MCU_OSPI0_DQS */
+ J721S2_WKUP_IOPAD(0x004, PIN_INPUT, 0) /* (E20) MCU_OSPI0_LBCLKO */
+ >;
+ };
+};
+
&main_pmx0 {
main_i2c0_pins_default: main-i2c0-pins-default {
pinctrl-single,pins = <
@@ -79,3 +101,24 @@
pinctrl-names = "default";
phys = <&transceiver0>;
};
+
+&ospi0 {
+ status = "okay";
+ pinctrl-names = "default";
+ pinctrl-0 = <&mcu_fss0_ospi0_pins_default>;
+
+ flash@0 {
+ compatible = "jedec,spi-nor";
+ reg = <0x0>;
+ spi-tx-bus-width = <8>;
+ spi-rx-bus-width = <8>;
+ spi-max-frequency = <25000000>;
+ cdns,tshsl-ns = <60>;
+ cdns,tsd2d-ns = <60>;
+ cdns,tchsh-ns = <60>;
+ cdns,tslch-ns = <60>;
+ cdns,read-delay = <4>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ };
+};
--
2.17.1
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next prev parent reply other threads:[~2023-02-21 12:46 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-02-21 12:06 [PATCH v10 0/9] arm64: j721s2: Add support for additional IPs Ravi Gunasekaran
2023-02-21 12:06 ` [PATCH v10 1/9] dt-bindings: mfd: ti,j721e-system-controller: Fix mux node regex Ravi Gunasekaran
2023-02-21 13:41 ` Nishanth Menon
2023-02-22 4:33 ` Ravi Gunasekaran
2023-02-21 13:59 ` Vignesh Raghavendra
2023-02-21 17:04 ` Rob Herring
2023-02-22 4:38 ` [EXTERNAL] Re: [PATCH v10 1/9] dt-bindings: mfd: ti, j721e-system-controller: " Ravi Gunasekaran
2023-02-22 4:35 ` [PATCH v10 1/9] dt-bindings: mfd: ti,j721e-system-controller: " Ravi Gunasekaran
2023-02-21 12:06 ` [PATCH v10 2/9] arm64: dts: ti: k3-j721s2-main: Add support for USB Ravi Gunasekaran
2023-02-21 13:58 ` Nishanth Menon
2023-02-22 4:51 ` Ravi Gunasekaran
2023-02-22 13:15 ` Nishanth Menon
2023-02-21 12:06 ` [PATCH v10 3/9] arm64: dts: ti: k3-j721s2-main: Add SERDES and WIZ device tree node Ravi Gunasekaran
2023-02-21 14:01 ` Nishanth Menon
2023-02-22 4:53 ` Ravi Gunasekaran
2023-02-21 12:06 ` [PATCH v10 4/9] arm64: dts: ti: k3-j721s2-mcu-wakeup: Add support of OSPI Ravi Gunasekaran
2023-02-21 12:06 ` [PATCH v10 5/9] arm64: dts: ti: k3-j721s2-common-proc-board: Enable SERDES0 Ravi Gunasekaran
2023-02-21 12:06 ` [PATCH v10 6/9] arm64: dts: ti: k3-j721s2-common-proc-board: Add USB support Ravi Gunasekaran
2023-02-21 12:06 ` Ravi Gunasekaran [this message]
2023-02-21 12:06 ` [PATCH v10 8/9] arm64: dts: ti: k3-j721s2-main: Add PCIe device tree node Ravi Gunasekaran
2023-02-21 12:06 ` [PATCH v10 9/9] arm64: dts: ti: k3-j721s2-common-proc-board: Enable PCIe Ravi Gunasekaran
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