diff options
| author | Nishanth Menon <nm@ti.com> | 2023-06-19 08:16:20 -0500 |
|---|---|---|
| committer | Nishanth Menon <nm@ti.com> | 2023-08-01 23:42:44 -0500 |
| commit | 0bec3d7ecc7493b0e530f6f34539841ef6779006 (patch) | |
| tree | 3ab881ba504058d7e1afd056bca739980c519192 /arch/arm64/boot/dts/ti/k3-pinctrl.h | |
| parent | b573bf35ef3f113c1717fa22cefdfdfbb83aec70 (diff) | |
arm64: dts: ti: k3-pinctrl: Introduce debounce select mux macros
Introduce the debounce select mux macros to allow folks to setup
debounce configuration for pins. Each configuration selected maps
to a specific timing register as documented in appropriate Technical
Reference Manual (example:[1]).
[1] AM625x TRM (section 6.1.2.2): https://www.ti.com/lit/pdf/spruiv7
Reviewed-by: Vignesh Raghavendra <vigneshr@ti.com>
Link: https://lore.kernel.org/r/20230619131620.3286650-1-nm@ti.com
Signed-off-by: Nishanth Menon <nm@ti.com>
Diffstat (limited to 'arch/arm64/boot/dts/ti/k3-pinctrl.h')
| -rw-r--r-- | arch/arm64/boot/dts/ti/k3-pinctrl.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/ti/k3-pinctrl.h b/arch/arm64/boot/dts/ti/k3-pinctrl.h index c97548a3f42d..6004e0967ec5 100644 --- a/arch/arm64/boot/dts/ti/k3-pinctrl.h +++ b/arch/arm64/boot/dts/ti/k3-pinctrl.h @@ -11,6 +11,7 @@ #define PULLUDEN_SHIFT (16) #define PULLTYPESEL_SHIFT (17) #define RXACTIVE_SHIFT (18) +#define DEBOUNCE_SHIFT (11) #define PULL_DISABLE (1 << PULLUDEN_SHIFT) #define PULL_ENABLE (0 << PULLUDEN_SHIFT) @@ -29,6 +30,14 @@ #define PIN_INPUT_PULLUP (INPUT_EN | PULL_UP) #define PIN_INPUT_PULLDOWN (INPUT_EN | PULL_DOWN) +#define PIN_DEBOUNCE_DISABLE (0 << DEBOUNCE_SHIFT) +#define PIN_DEBOUNCE_CONF1 (1 << DEBOUNCE_SHIFT) +#define PIN_DEBOUNCE_CONF2 (2 << DEBOUNCE_SHIFT) +#define PIN_DEBOUNCE_CONF3 (3 << DEBOUNCE_SHIFT) +#define PIN_DEBOUNCE_CONF4 (4 << DEBOUNCE_SHIFT) +#define PIN_DEBOUNCE_CONF5 (5 << DEBOUNCE_SHIFT) +#define PIN_DEBOUNCE_CONF6 (6 << DEBOUNCE_SHIFT) + #define AM62AX_IOPAD(pa, val, muxmode) (((pa) & 0x1fff)) ((val) | (muxmode)) #define AM62AX_MCU_IOPAD(pa, val, muxmode) (((pa) & 0x1fff)) ((val) | (muxmode)) |