From 528e94773907b86adfd778019a9b7d35a7ab431e Mon Sep 17 00:00:00 2001
From: Phil Edworthy <phil.edworthy@renesas.com>
Date: Wed, 17 Jul 2013 12:00:48 +0100
Subject: [PATCH] sh-pfc: r8a7779: Add I2C pin groups

Add all I2C pin groups to R8A7779 PFC driver.

Signed-off-by: Phil Edworthy <phil.edworthy@renesas.com>
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
---
 drivers/pinctrl/sh-pfc/pfc-r8a7779.c | 105 +++++++++++++++++++++++++++
 1 file changed, 105 insertions(+)

diff --git a/drivers/pinctrl/sh-pfc/pfc-r8a7779.c b/drivers/pinctrl/sh-pfc/pfc-r8a7779.c
index 8e22ca6c1044..777795b8cdc1 100644
--- a/drivers/pinctrl/sh-pfc/pfc-r8a7779.c
+++ b/drivers/pinctrl/sh-pfc/pfc-r8a7779.c
@@ -1731,6 +1731,79 @@ static const unsigned int hspi2_b_pins[] = {
 static const unsigned int hspi2_b_mux[] = {
 	HSPI_CLK2_B_MARK, HSPI_CS2_B_MARK, HSPI_RX2_B_MARK, HSPI_TX2_B_MARK,
 };
+/* - I2C1 ------------------------------------------------------------------ */
+static const unsigned int i2c1_pins[] = {
+	/* SCL, SDA, */
+	RCAR_GP_PIN(0, 27), RCAR_GP_PIN(0, 28),
+};
+static const unsigned int i2c1_mux[] = {
+	SCL1_MARK, SDA1_MARK,
+};
+static const unsigned int i2c1_b_pins[] = {
+	/* SCL, SDA, */
+	RCAR_GP_PIN(1, 10), RCAR_GP_PIN(1, 11),
+};
+static const unsigned int i2c1_b_mux[] = {
+	SCL1_B_MARK, SDA1_B_MARK,
+};
+static const unsigned int i2c1_c_pins[] = {
+	/* SCL, SDA, */
+	RCAR_GP_PIN(3, 12), RCAR_GP_PIN(3, 13),
+};
+static const unsigned int i2c1_c_mux[] = {
+	SCL1_C_MARK, SDA1_C_MARK,
+};
+static const unsigned int i2c1_d_pins[] = {
+	/* SCL, SDA, */
+	RCAR_GP_PIN(1, 26), RCAR_GP_PIN(1, 27),
+};
+static const unsigned int i2c1_d_mux[] = {
+	SCL1_D_MARK, SDA1_D_MARK,
+};
+/* - I2C2 ------------------------------------------------------------------ */
+static const unsigned int i2c2_pins[] = {
+	/* SCL, SDA, */
+	RCAR_GP_PIN(0, 25), RCAR_GP_PIN(0, 26),
+};
+static const unsigned int i2c2_mux[] = {
+	SCL2_MARK, SDA2_MARK,
+};
+static const unsigned int i2c2_b_pins[] = {
+	/* SCL, SDA, */
+	RCAR_GP_PIN(1, 18), RCAR_GP_PIN(1, 19),
+};
+static const unsigned int i2c2_b_mux[] = {
+	SCL2_B_MARK, SDA2_B_MARK,
+};
+static const unsigned int i2c2_c_pins[] = {
+	/* SCL, SDA */
+	RCAR_GP_PIN(0, 31), RCAR_GP_PIN(0, 30),
+};
+static const unsigned int i2c2_c_mux[] = {
+	SCL2_C_MARK, SDA2_C_MARK,
+};
+static const unsigned int i2c2_d_pins[] = {
+	/* SCL, SDA */
+	RCAR_GP_PIN(1, 24), RCAR_GP_PIN(1, 25),
+};
+static const unsigned int i2c2_d_mux[] = {
+	SCL2_D_MARK, SDA2_D_MARK,
+};
+/* - I2C3 ------------------------------------------------------------------ */
+static const unsigned int i2c3_pins[] = {
+	/* SCL, SDA, */
+	RCAR_GP_PIN(3, 0), RCAR_GP_PIN(2, 30),
+};
+static const unsigned int i2c3_mux[] = {
+	SCL3_MARK, SDA3_MARK,
+};
+static const unsigned int i2c3_b_pins[] = {
+	/* SCL, SDA, */
+	RCAR_GP_PIN(0, 29), RCAR_GP_PIN(0, 30),
+};
+static const unsigned int i2c3_b_mux[] = {
+	SCL3_B_MARK, SDA3_B_MARK,
+};
 /* - INTC ------------------------------------------------------------------- */
 static const unsigned int intc_irq0_pins[] = {
 	/* IRQ */
@@ -2600,6 +2673,16 @@ static const struct sh_pfc_pin_group pinmux_groups[] = {
 	SH_PFC_PIN_GROUP(hspi1_d),
 	SH_PFC_PIN_GROUP(hspi2),
 	SH_PFC_PIN_GROUP(hspi2_b),
+	SH_PFC_PIN_GROUP(i2c1),
+	SH_PFC_PIN_GROUP(i2c1_b),
+	SH_PFC_PIN_GROUP(i2c1_c),
+	SH_PFC_PIN_GROUP(i2c1_d),
+	SH_PFC_PIN_GROUP(i2c2),
+	SH_PFC_PIN_GROUP(i2c2_b),
+	SH_PFC_PIN_GROUP(i2c2_c),
+	SH_PFC_PIN_GROUP(i2c2_d),
+	SH_PFC_PIN_GROUP(i2c3),
+	SH_PFC_PIN_GROUP(i2c3_b),
 	SH_PFC_PIN_GROUP(intc_irq0),
 	SH_PFC_PIN_GROUP(intc_irq0_b),
 	SH_PFC_PIN_GROUP(intc_irq1),
@@ -2760,6 +2843,25 @@ static const char * const hspi2_groups[] = {
 	"hspi2_b",
 };
 
+static const char * const i2c1_groups[] = {
+	"i2c1",
+	"i2c1_b",
+	"i2c1_c",
+	"i2c1_d",
+};
+
+static const char * const i2c2_groups[] = {
+	"i2c2",
+	"i2c2_b",
+	"i2c2_c",
+	"i2c2_d",
+};
+
+static const char * const i2c3_groups[] = {
+	"i2c3",
+	"i2c3_b",
+};
+
 static const char * const intc_groups[] = {
 	"intc_irq0",
 	"intc_irq0_b",
@@ -2943,6 +3045,9 @@ static const struct sh_pfc_function pinmux_functions[] = {
 	SH_PFC_FUNCTION(hspi0),
 	SH_PFC_FUNCTION(hspi1),
 	SH_PFC_FUNCTION(hspi2),
+	SH_PFC_FUNCTION(i2c1),
+	SH_PFC_FUNCTION(i2c2),
+	SH_PFC_FUNCTION(i2c3),
 	SH_PFC_FUNCTION(intc),
 	SH_PFC_FUNCTION(lbsc),
 	SH_PFC_FUNCTION(mmc0),