diff options
Diffstat (limited to 'include/dt-bindings/gpio')
-rw-r--r-- | include/dt-bindings/gpio/gpio.h | 15 | ||||
-rw-r--r-- | include/dt-bindings/gpio/tegra-gpio.h | 51 |
2 files changed, 66 insertions, 0 deletions
diff --git a/include/dt-bindings/gpio/gpio.h b/include/dt-bindings/gpio/gpio.h new file mode 100644 index 0000000..e6b1e0a --- /dev/null +++ b/include/dt-bindings/gpio/gpio.h @@ -0,0 +1,15 @@ +/* + * This header provides constants for most GPIO bindings. + * + * Most GPIO bindings include a flags cell as part of the GPIO specifier. + * In most cases, the format of the flags cell uses the standard values + * defined in this header. + */ + +#ifndef _DT_BINDINGS_GPIO_GPIO_H +#define _DT_BINDINGS_GPIO_GPIO_H + +#define GPIO_ACTIVE_HIGH 0 +#define GPIO_ACTIVE_LOW 1 + +#endif diff --git a/include/dt-bindings/gpio/tegra-gpio.h b/include/dt-bindings/gpio/tegra-gpio.h new file mode 100644 index 0000000..197dc28 --- /dev/null +++ b/include/dt-bindings/gpio/tegra-gpio.h @@ -0,0 +1,51 @@ +/* + * This header provides constants for binding nvidia,tegra*-gpio. + * + * The first cell in Tegra's GPIO specifier is the GPIO ID. The macros below + * provide names for this. + * + * The second cell contains standard flag values specified in gpio.h. + */ + +#ifndef _DT_BINDINGS_GPIO_TEGRA_GPIO_H +#define _DT_BINDINGS_GPIO_TEGRA_GPIO_H + +#include <dt-bindings/gpio/gpio.h> + +#define TEGRA_GPIO_BANK_ID_A 0 +#define TEGRA_GPIO_BANK_ID_B 1 +#define TEGRA_GPIO_BANK_ID_C 2 +#define TEGRA_GPIO_BANK_ID_D 3 +#define TEGRA_GPIO_BANK_ID_E 4 +#define TEGRA_GPIO_BANK_ID_F 5 +#define TEGRA_GPIO_BANK_ID_G 6 +#define TEGRA_GPIO_BANK_ID_H 7 +#define TEGRA_GPIO_BANK_ID_I 8 +#define TEGRA_GPIO_BANK_ID_J 9 +#define TEGRA_GPIO_BANK_ID_K 10 +#define TEGRA_GPIO_BANK_ID_L 11 +#define TEGRA_GPIO_BANK_ID_M 12 +#define TEGRA_GPIO_BANK_ID_N 13 +#define TEGRA_GPIO_BANK_ID_O 14 +#define TEGRA_GPIO_BANK_ID_P 15 +#define TEGRA_GPIO_BANK_ID_Q 16 +#define TEGRA_GPIO_BANK_ID_R 17 +#define TEGRA_GPIO_BANK_ID_S 18 +#define TEGRA_GPIO_BANK_ID_T 19 +#define TEGRA_GPIO_BANK_ID_U 20 +#define TEGRA_GPIO_BANK_ID_V 21 +#define TEGRA_GPIO_BANK_ID_W 22 +#define TEGRA_GPIO_BANK_ID_X 23 +#define TEGRA_GPIO_BANK_ID_Y 24 +#define TEGRA_GPIO_BANK_ID_Z 25 +#define TEGRA_GPIO_BANK_ID_AA 26 +#define TEGRA_GPIO_BANK_ID_BB 27 +#define TEGRA_GPIO_BANK_ID_CC 28 +#define TEGRA_GPIO_BANK_ID_DD 29 +#define TEGRA_GPIO_BANK_ID_EE 30 +#define TEGRA_GPIO_BANK_ID_FF 31 + +#define TEGRA_GPIO(bank, offset) \ + ((TEGRA_GPIO_BANK_ID_##bank * 8) + offset) + +#endif |