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[v2,3/4] ARM: dts: AM33XX: Specific pinctrl header

Message ID 1370268745-15860-4-git-send-email-florian.vaussard@epfl.ch (mailing list archive)
State New, archived
Headers show

Commit Message

Florian Vaussard June 3, 2013, 2:12 p.m. UTC 
The pinctrl IP inside the AM33XX family differs slightly from
what is found on OMAP2+. Define a specific header to take account
of the differences.

Signed-off-by: Florian Vaussard <florian.vaussard@epfl.ch>
---
 include/dt-bindings/pinctrl/am33xx.h |   37 ++++++++++++++++++++++++++++++++++
 1 files changed, 37 insertions(+), 0 deletions(-)
 create mode 100644 include/dt-bindings/pinctrl/am33xx.h
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Patch

diff --git a/include/dt-bindings/pinctrl/am33xx.h b/include/dt-bindings/pinctrl/am33xx.h
new file mode 100644
index 0000000..a3fddd4
--- /dev/null
+++ b/include/dt-bindings/pinctrl/am33xx.h
@@ -0,0 +1,37 @@ 
+/*
+ * This header provides constants specific to AM33XX pinctrl bindings.
+ */
+
+#include <include/dt-bindings/pinctrl/omap.h>
+
+/* am33xx specific mux bit defines */
+#undef PULL_ENA
+#undef INPUT_EN
+
+#define PULL_DISABLE		(1 << 3)
+#define INPUT_EN		(1 << 5)
+#define SLEWCTRL_FAST		(1 << 6)
+
+/* update macro depending on INPUT_EN and PULL_ENA */
+#undef PIN_OUTPUT
+#undef PIN_OUTPUT_PULLUP
+#undef PIN_OUTPUT_PULLDOWN
+#undef PIN_INPUT
+#undef PIN_INPUT_PULLUP
+#undef PIN_INPUT_PULLDOWN
+
+#define PIN_OUTPUT		(PULL_DISABLE)
+#define PIN_OUTPUT_PULLUP	(PULL_UP)
+#define PIN_OUTPUT_PULLDOWN	0
+#define PIN_INPUT		(INPUT_EN | PULL_DISABLE)
+#define PIN_INPUT_PULLUP	(INPUT_EN | PULL_UP)
+#define PIN_INPUT_PULLDOWN	(INPUT_EN)
+
+/* undef non-existing modes */
+#undef PIN_OFF_NONE
+#undef PIN_OFF_OUTPUT_HIGH
+#undef PIN_OFF_OUTPUT_LOW
+#undef PIN_OFF_INPUT_PULLUP
+#undef PIN_OFF_INPUT_PULLDOWN
+#undef PIN_OFF_WAKEUPENABLE
+