From 2e53b9c05a1589577565625fdb45cf918b54eb39 Mon Sep 17 00:00:00 2001 From: Vaishnav Achath Date: Mon, 19 Feb 2024 14:34:35 +0530 Subject: arm64: dts: ti: k3-j722s-evm: Enable OSPI NOR support J722S EVM has S28HS512T 64 MiB Octal SPI NOR flash connected to the OSPI interface, add support for the flash and describe the partition information as per bootloader. Signed-off-by: Vaishnav Achath Link: https://lore.kernel.org/r/20240219090435.934383-3-vaishnav.a@ti.com Signed-off-by: Vignesh Raghavendra Reviewed-by: Udit Kumar --- arch/arm64/boot/dts/ti/k3-j722s-evm.dts | 79 +++++++++++++++++++++++++++++++++ 1 file changed, 79 insertions(+) (limited to 'arch/arm64/boot/dts/ti/k3-j722s-evm.dts') diff --git a/arch/arm64/boot/dts/ti/k3-j722s-evm.dts b/arch/arm64/boot/dts/ti/k3-j722s-evm.dts index 9e12a6e9111f..cee3a8661d5e 100644 --- a/arch/arm64/boot/dts/ti/k3-j722s-evm.dts +++ b/arch/arm64/boot/dts/ti/k3-j722s-evm.dts @@ -169,6 +169,23 @@ >; }; + ospi0_pins_default: ospi0-default-pins { + pinctrl-single,pins = < + J722S_IOPAD(0x0000, PIN_OUTPUT, 0) /* (L24) OSPI0_CLK */ + J722S_IOPAD(0x002c, PIN_OUTPUT, 0) /* (K26) OSPI0_CSn0 */ + J722S_IOPAD(0x000c, PIN_INPUT, 0) /* (K27) OSPI0_D0 */ + J722S_IOPAD(0x0010, PIN_INPUT, 0) /* (L27) OSPI0_D1 */ + J722S_IOPAD(0x0014, PIN_INPUT, 0) /* (L26) OSPI0_D2 */ + J722S_IOPAD(0x0018, PIN_INPUT, 0) /* (L25) OSPI0_D3 */ + J722S_IOPAD(0x001c, PIN_INPUT, 0) /* (L21) OSPI0_D4 */ + J722S_IOPAD(0x0020, PIN_INPUT, 0) /* (M26) OSPI0_D5 */ + J722S_IOPAD(0x0024, PIN_INPUT, 0) /* (N27) OSPI0_D6 */ + J722S_IOPAD(0x0028, PIN_INPUT, 0) /* (M27) OSPI0_D7 */ + J722S_IOPAD(0x0008, PIN_INPUT, 0) /* (L22) OSPI0_DQS */ + >; + bootph-all; + }; + rgmii1_pins_default: rgmii1-default-pins { pinctrl-single,pins = < J722S_IOPAD(0x014c, PIN_INPUT, 0) /* (AC25) RGMII1_RD0 */ @@ -290,6 +307,68 @@ }; }; +&ospi0 { + pinctrl-names = "default"; + pinctrl-0 = <&ospi0_pins_default>; + status = "okay"; + + 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>; + bootph-all; + + partitions { + compatible = "fixed-partitions"; + #address-cells = <1>; + #size-cells = <1>; + + partition@0 { + label = "ospi.tiboot3"; + reg = <0x00 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>; + }; + }; + }; + +}; + &sdhci1 { /* SD/MMC */ vmmc-supply = <&vdd_mmc1>; -- cgit v1.2.3-58-ga151