[PATCH v2 1/4] pinctrl: sh-pfc: Add physical pin multiplexing helper macros

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Used by I2C controllers 0, 3 and 5 in R8A7795 and R8A7796 SoCs.

Signed-off-by: Ulrich Hecht <uli+renesas@xxxxxxxx>
---
 drivers/pinctrl/sh-pfc/sh_pfc.h | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/drivers/pinctrl/sh-pfc/sh_pfc.h b/drivers/pinctrl/sh-pfc/sh_pfc.h
index 1fc1336..6bb9c6b 100644
--- a/drivers/pinctrl/sh-pfc/sh_pfc.h
+++ b/drivers/pinctrl/sh-pfc/sh_pfc.h
@@ -386,6 +386,28 @@ extern const struct sh_pfc_soc_info shx3_pinmux_info;
 	PINMUX_DATA(fn##_MARK, FN_##msel, FN_##fn, FN_##ipsr)
 
 /*
+ * Describe a pinmux configuration similar to PINMUX_IPSR_MSEL, but with
+ * an additional select register that controls physical multiplexing
+ * with another pin.
+ *   - ipsr: IPSR field
+ *   - fn: Function name, also referring to the IPSR field
+ *   - msel1: Physical multiplexing selector
+ *   - msel2: Module selector
+ */
+#define PINMUX_IPSR_MSEL2(ipsr, fn, msel1, msel2) \
+	PINMUX_DATA(fn##_MARK, FN_##msel1, FN_##msel2, FN_##fn, FN_##ipsr)
+
+/*
+ * Describe a pinmux configuration in which a pin is physically multiplexed
+ * with other pins.
+ *   - ipsr: IPSR field
+ *   - fn: Function name, also referring to the IPSR field
+ *   - msel: Phyiscal multiplexing selector
+ */
+#define PINMUX_IPSR_PHYS(ipsr, fn, msel) \
+	PINMUX_DATA(fn##_MARK, FN_##msel)
+
+/*
  * Describe a pinmux configuration for a single-function pin with GPIO
  * capability.
  *   - fn: Function name
-- 
2.7.4




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