[U-Boot] [PATCH v3 2/2] Enable test case with A20-OLinuXino-Lime2
Jagan Teki
jagannadh.teki at gmail.com
Thu Feb 1 14:45:14 UTC 2018
On Thu, Feb 1, 2018 at 8:08 PM, Stefan Mavrodiev
<stefan.mavrodiev at gmail.com> wrote:
> On 01/30/2018 09:15 AM, Stefan Mavrodiev wrote:
>>
>> On 01/22/2018 10:36 AM, Jagan Teki wrote:
>>>
>>> On Tue, Jan 2, 2018 at 4:31 PM, Stefan Mavrodiev
>>> <stefan.mavrodiev at gmail.com> wrote:
>>>>
>>>> On 12/26/2017 11:47 AM, Jagan Teki wrote:
>>>>>
>>>>> On Fri, Dec 22, 2017 at 3:30 PM, Stefan Mavrodiev <stefan at olimex.com>
>>>>> wrote:
>>>>>>
>>>>>> Driver testing is done with A20-OLinuXino-Lime2. Testing
>>>>>> requirements are:
>>>>>> - Exposing spi0 alternative pins in the dts file
>>>>>> - Add alias node, enabling driver probing
>>>>>> - Enable spi flash related options in the defconfig file
>>>>>>
>>>>>> The testing log is:
>>>>>> U-Boot SPL 2018.01-rc2-00023-gfa13cb3-dirty (Dec 22 2017 -
>>>>>> 11:39:48)
>>>>>> DRAM: 1024 MiB
>>>>>> CPU: 912000000Hz, AXI/AHB/APB: 3/2/2
>>>>>> Trying to boot from sunxi SPI
>>>>>>
>>>>>>
>>>>>> U-Boot 2018.01-rc2-00023-gfa13cb3-dirty (Dec 22 2017 - 11:39:48
>>>>>> +0200)
>>>>>> Allwinner Technology
>>>>>>
>>>>>> CPU: Allwinner A20 (SUN7I)
>>>>>> Model: Olimex A20-OLinuXino-LIME2
>>>>>
>>>>> Lime2 doen't have in-built spi-nor is it?
>>>>
>>>> We have some prototypes with this option.
>>>
>>> I've Rev.6 does it have spi-nor?
>>
>> I assume Rev.6 is actually Rev.F. The first prototype with SPI flash is
>> Rev.I (Rev.9).
>>>
>>>
>>>>>
>>>>>> I2C: ready
>>>>>> DRAM: 1 GiB
>>>>>> MMC: SUNXI SD/MMC: 0
>>>>>> MMC: no card present
>>>>>> mmc_init: -123, time 1
>>>>>> *** Warning - MMC init failed, using default environment
>>>>>
>>>>> you lost the env? since it's spi-nor better to use flash env.
>>>>
>>>> What's the point since this is only test case?
>>>
>>> this can be an issue if we boot the system from spi-nor, where we can
>>> get saved env.
>>>
>>>>>
>>>>>> In: serial
>>>>>> Out: serial
>>>>>> Err: serial
>>>>>> Allwinner mUSB OTG (Peripheral)
>>>>>> SCSI: SATA link 0 timeout.
>>>>>> AHCI 0001.0100 32 slots 1 ports 3 Gbps 0x1 impl SATA mode
>>>>>> flags: ncq stag pm led clo only pmp pio slum part ccc apst
>>>>>> Net: No ethernet found.
>>>>>> starting USB...
>>>>>> USB0: USB EHCI 1.00
>>>>>> USB1: USB OHCI 1.0
>>>>>> USB2: USB EHCI 1.00
>>>>>> USB3: USB OHCI 1.0
>>>>>> scanning bus 0 for devices... 1 USB Device(s) found
>>>>>> scanning bus 2 for devices... 1 USB Device(s) found
>>>>>> scanning usb for storage devices... 0 Storage Device(s)
>>>>>> found
>>>>>> Hit any key to stop autoboot: 0
>>>>>> => sspi
>>>>>>
>>>>>> => sf probe
>>>>>> SF: Detected w25q128bv with page size 256 Bytes, erase size 4 KiB,
>>>>>> total 16 MiB
>>>>>
>>>>> try to use erase/write and read commands to verify
>>>>
>>>> # Erase one sector
>>>> => sf erase 0x1000 0x100
>>>> SF: 256 bytes @ 0x1000 Erased: ERROR
>>>> => sf erase 0x1000 0x1000
>>>> SF: 4096 bytes @ 0x1000 Erased: OK
>>>>
>>>> # Get some random data
>>>> => md.b 0x50000000 0x100
>>>> 50000000: d6 4d d0 7e 93 d8 0f 48 1b ef 7f 7e be 4e a8 5d
>>>> .M.~...H...~.N.]
>>>> 50000010: fd 9f e5 7f 2f 7b 5b 19 ed de d8 58 99 7a 24 da
>>>> ..../{[....X.z$.
>>>> 50000020: ef dd 9c 45 d7 97 ab 4f e7 fb ee 61 bc de 6a 1a
>>>> ...E...O...a..j.
>>>> 50000030: 9a 9f f4 3a be 4b 2f f3 ce 77 87 7e 07 23 af ff
>>>> ...:.K/..w.~.#..
>>>> 50000040: e5 e5 c0 fa 65 e2 78 9b 16 38 42 52 e5 6c 52 0d
>>>> ....e.x..8BR.lR.
>>>> 50000050: f5 ff da 94 7f 98 96 d7 f0 9d 66 ae 9b b9 a2 cd
>>>> ..........f.....
>>>> 50000060: 0b dd f1 c9 1d 3b fe 5b cf ef d6 ce 8b c5 fd 56
>>>> .....;.[.......V
>>>> 50000070: e2 52 eb 78 d4 f1 bf 57 56 6a 57 58 52 f1 0e 9d
>>>> .R.x...WVjWXR...
>>>> 50000080: df be f8 19 bf cf d7 ac 4b 3e 86 21 3f c3 fe 3e
>>>> ........K>.!?..>
>>>> 50000090: ea 27 52 ca 1f 79 bd 7b ef bf 96 c9 9d f6 81 d3
>>>> .'R..y.{........
>>>> 500000a0: cc 2e 8b c8 34 7f c5 2f 29 19 a8 dc 54 7a 07 1d
>>>> ....4../)...Tz..
>>>> 500000b0: f4 e6 db ed 38 03 59 bb 31 ee b3 dd 5c e6 be 58
>>>> ....8.Y.1...\..X
>>>> 500000c0: a6 7c 87 61 84 47 e0 b1 a1 fc 6e d3 d5 93 bf 8a
>>>> .|.a.G....n.....
>>>> 500000d0: 5d a3 be 4b cf 07 1d 92 ff 36 f9 46 fb 5a cb 8f
>>>> ]..K.....6.F.Z..
>>>> 500000e0: f9 27 7a b8 7b 07 2e 22 a1 ee 56 bc a7 de 57 6a
>>>> .'z.{.."..V...Wj
>>>> 500000f0: da d4 7d 7f ee db 7a e2 bc 5c 44 64 b7 fc ea 3e
>>>> ..}...z..\Dd...
>>>>
>>>> # Write one page to spi-nor
>>>> => sf write 0x50000000 0x1000 0x100
>>>> device 0 offset 0x1000, size 0x100
>>>> SF: 256 bytes @ 0x1000 Written: OK
>>>>
>>>> # Readback data
>>>> => sf read 0x51000000 0x1000 0x100
>>>> device 0 offset 0x1000, size 0x100
>>>> SF: 256 bytes @ 0x1000 Read: OK
>>>>
>>>> # Compare data
>>>> => cmp.b 0x50000000 0x51000000 0x100
>>>> Total of 256 byte(s) were the same
>>>>
>>>>>> => sf test 0 100000
>>>>>> SPI flash test:
>>>>>> 0 erase: 11407 ticks, 89 KiB/s 0.712 Mbps
>>>>>> 1 check: 8881 ticks, 115 KiB/s 0.920 Mbps
>>>>>> 2 write: 10824 ticks, 94 KiB/s 0.752 Mbps
>>>>>> 3 read: 8872 ticks, 115 KiB/s 0.920 Mbps
>>>>>> Test passed
>>>>>> 0 erase: 11407 ticks, 89 KiB/s 0.712 Mbps
>>>>>> 1 check: 8881 ticks, 115 KiB/s 0.920 Mbps
>>>>>> 2 write: 10824 ticks, 94 KiB/s 0.752 Mbps
>>>>>> 3 read: 8872 ticks, 115 KiB/s 0.920 Mbps
>>>>>> =>
>>>>>>
>>>>>> Signed-off-by: Stefan Mavrodiev <stefan at olimex.com>
>>>>>> ---
>>>>>> arch/arm/dts/sun7i-a20-olinuxino-lime2.dts | 21
>>>>>> +++++++++++++++++++++
>>>>>> configs/A20-OLinuXino-Lime2_defconfig | 8 ++++++++
>>>>>> 2 files changed, 29 insertions(+)
>>>>>>
>>>>>> diff --git a/arch/arm/dts/sun7i-a20-olinuxino-lime2.dts
>>>>>> b/arch/arm/dts/sun7i-a20-olinuxino-lime2.dts
>>>>>> index d5c796c..3c708da 100644
>>>>>> --- a/arch/arm/dts/sun7i-a20-olinuxino-lime2.dts
>>>>>> +++ b/arch/arm/dts/sun7i-a20-olinuxino-lime2.dts
>>>>>> @@ -54,6 +54,7 @@
>>>>>>
>>>>>> aliases {
>>>>>> serial0 = &uart0;
>>>>>> + spi0 = &spi0;
>>>>>> };
>>>>>>
>>>>>> chosen {
>>>>>> @@ -215,6 +216,20 @@
>>>>>> allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
>>>>>> };
>>>>>>
>>>>>> + spi0_pins_b: spi0 at 1 {
>>>>>> + allwinner,pins = "PC0", "PC1", "PC2";
>>>>>> + allwinner,function = "spi0";
>>>>>> + allwinner,drive = <SUN4I_PINCTRL_10_MA>;
>>>>>> + allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
>>>>>> + };
>>>>>> +
>>>>>> + spi0_cs0_pins_b: spi0_cs0 at 1 {
>>>>>> + allwinner,pins = "PC23";
>>>>>> + allwinner,function = "spi0";
>>>>>> + allwinner,drive = <SUN4I_PINCTRL_10_MA>;
>>>>>> + allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
>>>>>> + };
>>>>>> +
>>>>>> usb0_id_detect_pin: usb0_id_detect_pin at 0 {
>>>>>> allwinner,pins = "PH4";
>>>>>> allwinner,function = "gpio_in";
>>>>>> @@ -257,6 +272,12 @@
>>>>>> status = "okay";
>>>>>> };
>>>>>>
>>>>>> +&spi0 {
>>>>>> + pinctrl-names = "default";
>>>>>> + pinctrl-0 = <&spi0_pins_b>, <&spi0_cs0_pins_b>;
>>>>>> + status = "okay";
>>>>>> +};
>>>>>> +
>>>>>> &uart0 {
>>>>>> pinctrl-names = "default";
>>>>>> pinctrl-0 = <&uart0_pins_a>;
>>>>>> diff --git a/configs/A20-OLinuXino-Lime2_defconfig
>>>>>> b/configs/A20-OLinuXino-Lime2_defconfig
>>>>>> index 1edc844..c499e3d 100644
>>>>>> --- a/configs/A20-OLinuXino-Lime2_defconfig
>>>>>> +++ b/configs/A20-OLinuXino-Lime2_defconfig
>>>>>> @@ -30,3 +30,11 @@ CONFIG_SCSI=y
>>>>>> CONFIG_USB_EHCI_HCD=y
>>>>>> CONFIG_USB_MUSB_GADGET=y
>>>>>> CONFIG_SYS_USB_EVENT_POLL_VIA_INT_QUEUE=y
>>>>>> +CONFIG_CMD_SF=y
>>>>>> +CONFIG_CMD_SF_TEST=y
>>>>>
>>>>> Ok, but not useful to include in config's
>>>>>
>>>>>> +CONFIG_CMD_SPI=y
>>>
>>> drop this.
>>
>>
>>
> Hi,
>
> I have problem with the driver. I'm not sure where the problem is.
> Without calling sspi first, sf probe doesn't work. I guess driver doesn't
> bind.
>
> The output is:
>
> => sf probe
> Invalid chip select 0:0 (err=-19)
> Failed to initialize SPI flash at 0:0
Haa..observed similar with sun6i_spi [1], what I've seen is controller
writes are not done with direct 'sf probe'
So with sspi are you able to do ops with sf?
[1] http://git.denx.de/?p=u-boot-spi.git;a=commitdiff;h=0a45dde186f766626b806de3e962fb53e1c40522
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