linux-kernel - Re: [PATCH v2 3/3] arm64: dts: imx8ulp: correct the flexspi compatible string

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Message-ID: <ZtkgsO3tUkiNDWYH@lizhi-Precision-Tower-5810>
Date: Wed, 4 Sep 2024 23:08:32 -0400
From: Frank Li <Frank.li@....com>
To: haibo.chen@....com
Cc: han.xu@....com, yogeshgaur.83@...il.com, broonie@...nel.org,
	robh@...nel.org, krzk+dt@...nel.org, conor+dt@...nel.org,
	shawnguo@...nel.org, s.hauer@...gutronix.de, kernel@...gutronix.de,
	festevam@...il.com, singh.kuldeep87k@...il.com, hs@...x.de,
	linux-spi@...r.kernel.org, devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org, imx@...ts.linux.dev,
	linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v2 3/3] arm64: dts: imx8ulp: correct the flexspi
 compatible string

On Thu, Sep 05, 2024 at 09:26:17AM +0800, haibo.chen@....com wrote:
> From: Haibo Chen <haibo.chen@....com>
>
> The flexspi on imx8ulp only has 16 LUTs, and imx8mm flexspi has
> 32 LUTs, so correct the compatible string here, otherwise will
> meet below error:

Not sure if need fix tag.

Frank
>
> [    1.119072] ------------[ cut here ]------------
> [    1.123926] WARNING: CPU: 0 PID: 1 at drivers/spi/spi-nxp-fspi.c:855 nxp_fspi_exec_op+0xb04/0xb64
> [    1.133239] Modules linked in:
> [    1.136448] CPU: 0 UID: 0 PID: 1 Comm: swapper/0 Not tainted 6.11.0-rc6-next-20240902-00001-g131bf9439dd9 #69
> [    1.146821] Hardware name: NXP i.MX8ULP EVK (DT)
> [    1.151647] pstate: 40000005 (nZcv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--)
> [    1.158931] pc : nxp_fspi_exec_op+0xb04/0xb64
> [    1.163496] lr : nxp_fspi_exec_op+0xa34/0xb64
> [    1.168060] sp : ffff80008002b2a0
> [    1.171526] x29: ffff80008002b2d0 x28: 0000000000000000 x27: 0000000000000000
> [    1.179002] x26: ffff2eb645542580 x25: ffff800080610014 x24: ffff800080610000
> [    1.186480] x23: ffff2eb645548080 x22: 0000000000000006 x21: ffff2eb6455425e0
> [    1.193956] x20: 0000000000000000 x19: ffff80008002b5e0 x18: ffffffffffffffff
> [    1.201432] x17: ffff2eb644467508 x16: 0000000000000138 x15: 0000000000000002
> [    1.208907] x14: 0000000000000000 x13: ffff2eb6400d8080 x12: 00000000ffffff00
> [    1.216378] x11: 0000000000000000 x10: ffff2eb6400d8080 x9 : ffff2eb697adca80
> [    1.223850] x8 : ffff2eb697ad3cc0 x7 : 0000000100000000 x6 : 0000000000000001
> [    1.231324] x5 : 0000000000000000 x4 : 0000000000000000 x3 : 00000000000007a6
> [    1.238795] x2 : 0000000000000000 x1 : 00000000000001ce x0 : 00000000ffffff92
> [    1.246267] Call trace:
> [    1.248824]  nxp_fspi_exec_op+0xb04/0xb64
> [    1.253031]  spi_mem_exec_op+0x3a0/0x430
> [    1.257139]  spi_nor_read_id+0x80/0xcc
> [    1.261065]  spi_nor_scan+0x1ec/0xf10
> [    1.264901]  spi_nor_probe+0x108/0x2fc
> [    1.268828]  spi_mem_probe+0x6c/0xbc
> [    1.272574]  spi_probe+0x84/0xe4
> [    1.275958]  really_probe+0xbc/0x29c
> [    1.279713]  __driver_probe_device+0x78/0x12c
> [    1.284277]  driver_probe_device+0xd8/0x15c
> [    1.288660]  __device_attach_driver+0xb8/0x134
> [    1.293316]  bus_for_each_drv+0x88/0xe8
> [    1.297337]  __device_attach+0xa0/0x190
> [    1.301353]  device_initial_probe+0x14/0x20
> [    1.305734]  bus_probe_device+0xac/0xb0
> [    1.309752]  device_add+0x5d0/0x790
> [    1.313408]  __spi_add_device+0x134/0x204
> [    1.317606]  of_register_spi_device+0x3b4/0x590
> [    1.322348]  spi_register_controller+0x47c/0x754
> [    1.327181]  devm_spi_register_controller+0x4c/0xa4
> [    1.332289]  nxp_fspi_probe+0x1cc/0x2b0
> [    1.336307]  platform_probe+0x68/0xc4
> [    1.340145]  really_probe+0xbc/0x29c
> [    1.343893]  __driver_probe_device+0x78/0x12c
> [    1.348457]  driver_probe_device+0xd8/0x15c
> [    1.352838]  __driver_attach+0x90/0x19c
> [    1.356857]  bus_for_each_dev+0x7c/0xdc
> [    1.360877]  driver_attach+0x24/0x30
> [    1.364624]  bus_add_driver+0xe4/0x208
> [    1.368552]  driver_register+0x5c/0x124
> [    1.372573]  __platform_driver_register+0x28/0x34
> [    1.377497]  nxp_fspi_driver_init+0x1c/0x28
> [    1.381888]  do_one_initcall+0x80/0x1c8
> [    1.385908]  kernel_init_freeable+0x1c4/0x28c
> [    1.390472]  kernel_init+0x20/0x1d8
> [    1.394138]  ret_from_fork+0x10/0x20
> [    1.397885] ---[ end trace 0000000000000000 ]---
> [    1.407908] ------------[ cut here ]------------
>
> Signed-off-by: Haibo Chen <haibo.chen@....com>
> ---
>  arch/arm64/boot/dts/freescale/imx8ulp.dtsi | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/arm64/boot/dts/freescale/imx8ulp.dtsi b/arch/arm64/boot/dts/freescale/imx8ulp.dtsi
> index e32d5afcf4a9..43f543768444 100644
> --- a/arch/arm64/boot/dts/freescale/imx8ulp.dtsi
> +++ b/arch/arm64/boot/dts/freescale/imx8ulp.dtsi
> @@ -384,7 +384,7 @@ pcc4: clock-controller@...00000 {
>  			};
>
>  			flexspi2: spi@...10000 {
> -				compatible = "nxp,imx8mm-fspi";
> +				compatible = "nxp,imx8ulp-fspi";
>  				reg = <0x29810000 0x10000>, <0x60000000 0x10000000>;
>  				reg-names = "fspi_base", "fspi_mmap";
>  				#address-cells = <1>;
> --
> 2.34.1
>