From fabd934c6df2fb0c351144e424727fead261f333 Mon Sep 17 00:00:00 2001 From: Dasnavis Sabiya Date: Tue, 20 Feb 2024 21:55:27 +0530 Subject: arm64: dts: ti: k3-am69-sk: Add support for OSPI flash AM69 SK has S28HS512T OSPI flash connected to MCU OSPI0. Enable support for the same. Also describe the partition information according to the offsets in the bootloader. Reviewed-by: Udit Kumar Signed-off-by: Dasnavis Sabiya Link: https://lore.kernel.org/r/20240220162527.663394-3-sabiya.d@ti.com Signed-off-by: Vignesh Raghavendra --- arch/arm64/boot/dts/ti/k3-am69-sk.dts | 81 +++++++++++++++++++++++++++++++++++ 1 file changed, 81 insertions(+) (limited to 'arch/arm64/boot/dts/ti') diff --git a/arch/arm64/boot/dts/ti/k3-am69-sk.dts b/arch/arm64/boot/dts/ti/k3-am69-sk.dts index 7afdfbbe956d..50de2a448a3a 100644 --- a/arch/arm64/boot/dts/ti/k3-am69-sk.dts +++ b/arch/arm64/boot/dts/ti/k3-am69-sk.dts @@ -486,6 +486,25 @@ }; +&wkup_pmx0 { + bootph-all; + mcu_fss0_ospi0_pins_default: mcu-fss0-ospi0-default-pins { + 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 */ + >; + }; +}; + &wkup_pmx2 { bootph-all; pmic_irq_pins_default: pmic-irq-default-pins { @@ -1122,3 +1141,65 @@ pinctrl-0 = <&main_mcan7_pins_default>; phys = <&transceiver4>; }; + +&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 { + bootph-all; + compatible = "fixed-partitions"; + #address-cells = <1>; + #size-cells = <1>; + + partition@0 { + label = "ospi.tiboot3"; + reg = <0x0 0x100000>; + }; + + partition@100000 { + label = "ospi.tispl"; + reg = <0x100000 0x200000>; + }; + + partition@300000 { + label = "ospi.u-boot"; + reg = <0x300000 0x400000>; + }; + + partition@700000 { + label = "ospi.env"; + reg = <0x700000 0x40000>; + }; + + partition@740000 { + label = "ospi.env.backup"; + reg = <0x740000 0x40000>; + }; + + partition@800000 { + label = "ospi.rootfs"; + reg = <0x800000 0x37c0000>; + }; + + partition@3fc0000 { + bootph-pre-ram; + label = "ospi.phypattern"; + reg = <0x3fc0000 0x40000>; + }; + }; + }; +}; -- cgit v1.2.3