diff options
Diffstat (limited to 'Documentation/arm')
-rw-r--r-- | Documentation/arm/Samsung-S3C24XX/GPIO.txt | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/Documentation/arm/Samsung-S3C24XX/GPIO.txt b/Documentation/arm/Samsung-S3C24XX/GPIO.txt index ea7ccfc4b274..948c8718d967 100644 --- a/Documentation/arm/Samsung-S3C24XX/GPIO.txt +++ b/Documentation/arm/Samsung-S3C24XX/GPIO.txt | |||
@@ -51,7 +51,7 @@ PIN Numbers | |||
51 | ----------- | 51 | ----------- |
52 | 52 | ||
53 | Each pin has an unique number associated with it in regs-gpio.h, | 53 | Each pin has an unique number associated with it in regs-gpio.h, |
54 | eg S3C2410_GPA0 or S3C2410_GPF1. These defines are used to tell | 54 | eg S3C2410_GPA(0) or S3C2410_GPF(1). These defines are used to tell |
55 | the GPIO functions which pin is to be used. | 55 | the GPIO functions which pin is to be used. |
56 | 56 | ||
57 | 57 | ||
@@ -65,11 +65,11 @@ Configuring a pin | |||
65 | 65 | ||
66 | Eg: | 66 | Eg: |
67 | 67 | ||
68 | s3c2410_gpio_cfgpin(S3C2410_GPA0, S3C2410_GPA0_ADDR0); | 68 | s3c2410_gpio_cfgpin(S3C2410_GPA(0), S3C2410_GPA0_ADDR0); |
69 | s3c2410_gpio_cfgpin(S3C2410_GPE8, S3C2410_GPE8_SDDAT1); | 69 | s3c2410_gpio_cfgpin(S3C2410_GPE(8), S3C2410_GPE8_SDDAT1); |
70 | 70 | ||
71 | which would turn GPA0 into the lowest Address line A0, and set | 71 | which would turn GPA(0) into the lowest Address line A0, and set |
72 | GPE8 to be connected to the SDIO/MMC controller's SDDAT1 line. | 72 | GPE(8) to be connected to the SDIO/MMC controller's SDDAT1 line. |
73 | 73 | ||
74 | 74 | ||
75 | Reading the current configuration | 75 | Reading the current configuration |