by stramuort » Mon Jun 10, 2019 9:49 pm
Thank you very much!
Haven't tried using the spi interface yet, but your patch seems to work, /dev/spidev0.0 is there. However I get:
$this->bbcode_second_pass_code('', '
[ 3.346479] spi-bcm2835 3f204000.spi: no tx-dma configuration found - not using dma mode
[ 3.354033] spi spi0.0: setting up native-CS0 as GPIO 466
[ 3.361326] /soc/spi@7e204000/spidev@0: buggy DT: spidev listed directly in DT
[ 3.365009] WARNING: CPU: 0 PID: 1 at spidev_probe+0xf0/0x1c0
[ 3.368604] Modules linked in:
[ 3.372080] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 5.1.8-S #6
[ 3.375722] Hardware name: Raspberry Pi 3 Model B+ (DT)
[ 3.379357] pstate: 60000005 (nZCv daif -PAN -UAO)
[ 3.383080] pc : spidev_probe+0xf0/0x1c0
[ 3.386765] lr : spidev_probe+0xf0/0x1c0
[ 3.390355] sp : ffff0000100237a0
[ 3.393884] x29: ffff0000100237a0 x28: 0000000000000000
[ 3.397370] x27: 0000000000000000 x26: 0000000000000000
[ 3.400695] x25: ffff000010c083f0 x24: ffff000010ca3110
[ 3.403924] x23: 0000000000000000 x22: ffff00001054eaf0
[ 3.407039] x21: ffff000010c083d0 x20: ffff800035abd000
[ 3.410065] x19: 0000000000000000 x18: 0000000000000010
[ 3.413024] x17: 0000000000000006 x16: 0000000000000008
[ 3.415809] x15: 0000000000000004 x14: 0000000000000001
[ 3.418420] x13: 0000000000000a40 x12: ffff00001095d160
[ 3.420870] x11: 0000000000000001 x10: 00000000ffffffff
[ 3.423231] x9 : 0000000000000001 x8 : ffff800035bead10
[ 3.425524] x7 : 000000000000006e x6 : 00000000ff000000
[ 3.427677] x5 : 0000000000aaaaaa x4 : 0000000000000000
[ 3.429674] x3 : 0000000000000000 x2 : 00000000ffffffff
[ 3.431579] x1 : 1f295db4b616c600 x0 : 0000000000000000
[ 3.433413] Call trace:
[ 3.435121] spidev_probe+0xf0/0x1c0
[ 3.436814] spi_drv_probe+0x7c/0xd8
[ 3.438456] really_probe+0xdc/0x498
[ 3.440159] driver_probe_device+0x54/0xe8
[ 3.441876] __device_attach_driver+0xdc/0x130
[ 3.443634] bus_for_each_drv+0x74/0xc0
[ 3.445428] device_initial_probe+0xe4/0x140
[ 3.447249] bus_probe_device+0xa4/0xb0
[ 3.449091] device_add+0x334/0x708
[ 3.450931] spi_add_device+0xac/0x170
[ 3.452768] of_register_spi_device+0x234/0x3c0
[ 3.454717] spi_register_controller+0x59c/0x770
[ 3.456755] devm_spi_register_controller+0x48/0x98
[ 3.458852] bcm2835_spi_probe+0x228/0x398
[ 3.460975] platform_drv_probe+0x50/0xa0
[ 3.463121] really_probe+0xdc/0x498
[ 3.465280] driver_probe_device+0x54/0xe8
[ 3.467494] __driver_attach+0x130/0x1b8
[ 3.469742] bus_for_each_dev+0x6c/0xc0
[ 3.471981] driver_attach+0x20/0x28
[ 3.474170] bus_add_driver+0x140/0x1e8
[ 3.476373] driver_register+0x74/0x120
[ 3.478579] __platform_driver_register+0x44/0x50
[ 3.480859] bcm2835_spi_driver_init+0x18/0x20
[ 3.483161] do_one_initcall+0x50/0x174
[ 3.485442] kernel_init_freeable+0x1c0/0x260
[ 3.487716] kernel_init+0x10/0xf8
[ 3.489928] ret_from_fork+0x10/0x1c
[ 3.492122] ---[ end trace 590e6c9a47abafb9 ]---
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