From: Peter Robinson Date: Tue, 19 Aug 2025 15:40:14 +0000 (+0100) Subject: ARM: tegra210: p3450: fix Jetson Nano SPI flash X-Git-Tag: v2025.10-rc4~6^2~2 X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a353211288464543e67b3ec4a421a751fcae98ce;p=pandora-u-boot.git ARM: tegra210: p3450: fix Jetson Nano SPI flash The Nano's SPI flash stopped working in U-Boot, as the prior stage loaded U-Boot, the only thing it was used for was save/loading env vars so update the DT so it can now initialise it. It also drops enabling the old TEGRA114_SPI driver, as the flash hangs off the faster TEGRA210_QSPI interface, nothing on the Nano uses the old interface by default so it's surplus. Signed-off-by: Peter Robinson Acked-by: Thierry Reding Reviewed-by: Svyatoslav Ryhel Signed-off-by: Svyatoslav Ryhel --- diff --git a/arch/arm/dts/tegra210-p3450-0000.dts b/arch/arm/dts/tegra210-p3450-0000.dts index 9ef744ac8b0..ddeeb232de2 100644 --- a/arch/arm/dts/tegra210-p3450-0000.dts +++ b/arch/arm/dts/tegra210-p3450-0000.dts @@ -124,7 +124,14 @@ spi@70410000 { status = "okay"; - spi-max-frequency = <80000000>; + + flash@0 { + compatible = "jedec,spi-nor"; + reg = <0>; + spi-max-frequency = <104000000>; + spi-tx-bus-width = <2>; + spi-rx-bus-width = <2>; + }; }; usb@7d000000 { diff --git a/arch/arm/dts/tegra210.dtsi b/arch/arm/dts/tegra210.dtsi index 28ecd2b467a..92eb4f67bf5 100644 --- a/arch/arm/dts/tegra210.dtsi +++ b/arch/arm/dts/tegra210.dtsi @@ -762,10 +762,10 @@ interrupts = ; #address-cells = <1>; #size-cells = <0>; - clocks = <&tegra_car TEGRA210_CLK_QSPI>; - clock-names = "qspi"; + clocks = <&tegra_car TEGRA210_CLK_QSPI>, + <&tegra_car TEGRA210_CLK_QSPI_PM>; + clock-names = "qspi", "qspi_out"; resets = <&tegra_car 211>; - reset-names = "qspi"; dmas = <&apbdma 5>, <&apbdma 5>; dma-names = "rx", "tx"; status = "disabled"; diff --git a/configs/p3450-0000_defconfig b/configs/p3450-0000_defconfig index 518ed6b37a2..3b4b863100f 100644 --- a/configs/p3450-0000_defconfig +++ b/configs/p3450-0000_defconfig @@ -61,7 +61,6 @@ CONFIG_RTL8169=y CONFIG_NVME_PCI=y CONFIG_PCI_TEGRA=y CONFIG_SYS_NS16550=y -CONFIG_TEGRA114_SPI=y CONFIG_TEGRA210_QSPI=y CONFIG_USB=y CONFIG_USB_EHCI_HCD=y