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system/spi: Adopt CPHA as the abbreviation for clock phase

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This commit is contained in:
Gustavo Henrique Nihei 2021-05-05 15:39:01 -03:00 committed by Xiang Xiao
parent 739ab94d03
commit 73a8c65ec9
3 changed files with 17 additions and 17 deletions
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8
system/spi/Kconfig
View File

@ -61,10 +61,10 @@ config SPITOOL_DEFMODE
default 0
---help---
Default SPI mode, where;
0 = CPOL=0, CHPHA=0
1 = CPOL=0, CHPHA=1
2 = CPOL=1, CHPHA=0
3 = CPOL=1, CHPHA=1
0 = CPOL=0, CPHA=0
1 = CPOL=0, CPHA=1
2 = CPOL=1, CPHA=0
3 = CPOL=1, CPHA=1
config SPITOOL_DEFWIDTH
int "SPI Bit width"

16
system/spi/README.md
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@ -39,10 +39,10 @@ The SPI tool is designed to be implemented as a NuttShell (NSH) add-on. Read the
- `CONFIG_SPITOOL_DEFFREQ` – Default frequency (default: `40000000`).
- `CONFIG_SPITOOL_DEFMODE` – Default mode, where
```
0 = CPOL=0, CHPHA=0
1 = CPOL=0, CHPHA=1
2 = CPOL=1, CHPHA=0
3 = CPOL=1, CHPHA=1
0 = CPOL=0, CPHA=0
1 = CPOL=0, CPHA=1
2 = CPOL=1, CPHA=0
3 = CPOL=1, CPHA=1
```
- `CONFIG_SPITOOL_DEFWIDTH` – Default bit width (default `8`).
- `CONFIG_SPITOOL_DEFWORDS` – Default number of words to exchange (default `1`).
@ -159,10 +159,10 @@ NSH scripts to execute a longer, more complex series of SPI commands.
Which of the available SPI modes is to be used. Options are;
```
0 = CPOL=0, CHPHA=0
1 = CPOL=0, CHPHA=1
2 = CPOL=1, CHPHA=0
3 = CPOL=1, CHPHA=1
0 = CPOL=0, CPHA=0
1 = CPOL=0, CPHA=1
2 = CPOL=1, CPHA=0
3 = CPOL=1, CPHA=1
```
- `[-u udelay]` Delay after transfer in uS. Default: `0`

10
system/spi/spitool.h
View File

@ -65,10 +65,10 @@
* (default 3)
* CONFIG_SPITOOL_DEFFREQ - Default frequency (default: 40000000)
* CONFIG_SPITOOL_DEFMODE - Default mode, where;
* 0 = CPOL=0, CHPHA=0
* 1 = CPOL=0, CHPHA=1
* 2 = CPOL=1, CHPHA=0
* 3 = CPOL=1, CHPHA=1
* 0 = CPOL=0, CPHA=0
* 1 = CPOL=0, CPHA=1
* 2 = CPOL=1, CPHA=0
* 3 = CPOL=1, CPHA=1
* CONFIG_SPITOOL_DEFWIDTH - Default bit width (default 8)
* CONFIG_SPITOOL_DEFWORDS - Default number of words to exchange
* (default 1)
@ -87,7 +87,7 @@
#endif
#ifndef CONFIG_SPITOOL_DEFMODE
#define CONFIG_SPITOOL_DEFMODE 0 /* CPOL=0, CHPHA=0 */
#define CONFIG_SPITOOL_DEFMODE 0 /* CPOL=0, CPHA=0 */
#endif
#ifndef CONFIG_SPITOOL_DEFWIDTH