diff mbox series

[v3,2/2] arm64: dts: ti: k3-j784s4-evm: Add support for OSPI and QSPI flashes

Message ID 20230504080305.38986-3-a-nandan@ti.com
State New
Headers
Series arm64: dts: ti: k3-j784s4-evm: Add support for OSPI and QSPI flashes |

Commit Message

Apurva Nandan May 4, 2023, 8:03 a.m. UTC 
  J784S4 has S28HS512T OSPI flash connected to OSPI0 and MT25QU512A QSPI
flash connected to OSPI1, enable support for the same. Also describe
the partition information according to the offsets in the bootloader.

Co-developed-by: Vaishnav Achath <vaishnav.a@ti.com>
Signed-off-by: Vaishnav Achath <vaishnav.a@ti.com>
Signed-off-by: Apurva Nandan <a-nandan@ti.com>
---
 arch/arm64/boot/dts/ti/k3-j784s4-evm.dts | 158 +++++++++++++++++++++++
 1 file changed, 158 insertions(+)
diff mbox series

Patch

diff --git a/arch/arm64/boot/dts/ti/k3-j784s4-evm.dts b/arch/arm64/boot/dts/ti/k3-j784s4-evm.dts
index f33815953e77..44e95c27657c 100644
--- a/arch/arm64/boot/dts/ti/k3-j784s4-evm.dts
+++ b/arch/arm64/boot/dts/ti/k3-j784s4-evm.dts
@@ -167,12 +167,170 @@ 
 	};
 };
 
+&wkup_pmx0 {
+	mcu_fss0_ospi0_pins_default: mcu-fss0-ospi0-pins-default {
+		pinctrl-single,pins = <
+			J784S4_WKUP_IOPAD(0x000, PIN_OUTPUT, 0) /* (E32) MCU_OSPI0_CLK */
+			J784S4_WKUP_IOPAD(0x02c, PIN_OUTPUT, 0) /* (A32) MCU_OSPI0_CSn0 */
+			J784S4_WKUP_IOPAD(0x00c, PIN_INPUT, 0) /* (B33) MCU_OSPI0_D0 */
+			J784S4_WKUP_IOPAD(0x010, PIN_INPUT, 0) /* (B32) MCU_OSPI0_D1 */
+			J784S4_WKUP_IOPAD(0x014, PIN_INPUT, 0) /* (C33) MCU_OSPI0_D2 */
+			J784S4_WKUP_IOPAD(0x018, PIN_INPUT, 0) /* (C35) MCU_OSPI0_D3 */
+			J784S4_WKUP_IOPAD(0x01c, PIN_INPUT, 0) /* (D33) MCU_OSPI0_D4 */
+			J784S4_WKUP_IOPAD(0x020, PIN_INPUT, 0) /* (D34) MCU_OSPI0_D5 */
+			J784S4_WKUP_IOPAD(0x024, PIN_INPUT, 0) /* (E34) MCU_OSPI0_D6 */
+			J784S4_WKUP_IOPAD(0x028, PIN_INPUT, 0) /* (E33) MCU_OSPI0_D7 */
+			J784S4_WKUP_IOPAD(0x008, PIN_INPUT, 0) /* (C34) MCU_OSPI0_DQS */
+			J784S4_WKUP_IOPAD(0x03c, PIN_OUTPUT, 6) /* (C32) MCU_OSPI0_CSn3.MCU_OSPI0_ECC_FAIL */
+			J784S4_WKUP_IOPAD(0x038, PIN_OUTPUT, 6) /* (B34) MCU_OSPI0_CSn2.MCU_OSPI0_RESET_OUT0 */
+		>;
+	};
+
+	mcu_fss0_ospi1_pins_default: mcu-fss0-ospi1-pins-default {
+		pinctrl-single,pins = <
+			J784S4_WKUP_IOPAD(0x040, PIN_OUTPUT, 0) /* (F32) MCU_OSPI1_CLK */
+			J784S4_WKUP_IOPAD(0x05c, PIN_OUTPUT, 0) /* (G32) MCU_OSPI1_CSn0 */
+			J784S4_WKUP_IOPAD(0x04c, PIN_INPUT, 0) /* (E35) MCU_OSPI1_D0 */
+			J784S4_WKUP_IOPAD(0x050, PIN_INPUT, 0) /* (D31) MCU_OSPI1_D1 */
+			J784S4_WKUP_IOPAD(0x054, PIN_INPUT, 0) /* (G31) MCU_OSPI1_D2 */
+			J784S4_WKUP_IOPAD(0x058, PIN_INPUT, 0) /* (F33) MCU_OSPI1_D3 */
+			J784S4_WKUP_IOPAD(0x048, PIN_INPUT, 0) /* (F31) MCU_OSPI1_DQS */
+			J784S4_WKUP_IOPAD(0x044, PIN_INPUT, 0) /* (C31) MCU_OSPI1_LBCLKO */
+		>;
+	};
+};
+
 &main_uart8 {
 	status = "okay";
 	pinctrl-names = "default";
 	pinctrl-0 = <&main_uart8_pins_default>;
 };
 
+&fss {
+	status = "okay";
+};
+
+&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>;
+
+		partitions {
+			compatible = "fixed-partitions";
+			#address-cells = <1>;
+			#size-cells = <1>;
+
+			partition@0 {
+				label = "ospi.tiboot3";
+				reg = <0x0 0x80000>;
+			};
+
+			partition@80000 {
+				label = "ospi.tispl";
+				reg = <0x80000 0x200000>;
+			};
+
+			partition@280000 {
+				label = "ospi.u-boot";
+				reg = <0x280000 0x400000>;
+			};
+
+			partition@680000 {
+				label = "ospi.env";
+				reg = <0x680000 0x40000>;
+			};
+
+			partition@6c0000 {
+				label = "ospi.env.backup";
+				reg = <0x6c0000 0x40000>;
+			};
+
+			partition@800000 {
+				label = "ospi.rootfs";
+				reg = <0x800000 0x37c0000>;
+			};
+
+			partition@3fc0000 {
+				label = "ospi.phypattern";
+				reg = <0x3fc0000 0x40000>;
+			};
+		};
+	};
+};
+
+&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>;
+
+		partitions {
+			compatible = "fixed-partitions";
+			#address-cells = <1>;
+			#size-cells = <1>;
+
+			partition@0 {
+				label = "qspi.tiboot3";
+				reg = <0x0 0x80000>;
+			};
+
+			partition@80000 {
+				label = "qspi.tispl";
+				reg = <0x80000 0x200000>;
+			};
+
+			partition@280000 {
+				label = "qspi.u-boot";
+				reg = <0x280000 0x400000>;
+			};
+
+			partition@680000 {
+				label = "qspi.env";
+				reg = <0x680000 0x40000>;
+			};
+
+			partition@6c0000 {
+				label = "qspi.env.backup";
+				reg = <0x6c0000 0x40000>;
+			};
+
+			partition@800000 {
+				label = "qspi.rootfs";
+				reg = <0x800000 0x37c0000>;
+			};
+
+			partition@3fc0000 {
+				label = "qspi.phypattern";
+				reg = <0x3fc0000 0x40000>;
+			};
+		};
+
+	};
+};
+
 &main_i2c0 {
 	status = "okay";
 	pinctrl-names = "default";