Commit 180adcd4 authored by Geert Uytterhoeven's avatar Geert Uytterhoeven
Browse files

pinctrl: renesas: r8a779f0: Add I2C pins, groups, and functions 



Add pins, groups, and functions for the I2C Bus Interfaces (I2C) on the
Renesas R-Car S4-8 (R8A779F0) SoC.

Extracted from a larger patch in the BSP by LUU HOAI.

Signed-off-by: default avatarGeert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: default avatarYoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Link: https://lore.kernel.org/r/217f5b3e3888b5899c375d3cb1ec8780f6a9e19b.1645457792.git.geert+renesas@glider.be
parent 5f3b6966

drivers/pinctrl/renesas/pfc-r8a779f0.c

+90 −0
Original line number Diff line number Diff line
@@ -488,6 +488,60 @@ static const struct sh_pfc_pin pinmux_pins[] = { 
	PINMUX_GPIO_GP_ALL(),

};



/* - I2C0 ------------------------------------------------------------------- */

static const unsigned int i2c0_pins[] = {

	/* SDA0, SCL0 */

	RCAR_GP_PIN(1, 1), RCAR_GP_PIN(1, 0),

};

static const unsigned int i2c0_mux[] = {

	SDA0_MARK, SCL0_MARK,

};



/* - I2C1 ------------------------------------------------------------------- */

static const unsigned int i2c1_pins[] = {

	/* SDA1, SCL1 */

	RCAR_GP_PIN(1, 3), RCAR_GP_PIN(1, 2),

};

static const unsigned int i2c1_mux[] = {

	SDA1_MARK, SCL1_MARK,

};



/* - I2C2 ------------------------------------------------------------------- */

static const unsigned int i2c2_pins[] = {

	/* SDA2, SCL2 */

	RCAR_GP_PIN(1, 5), RCAR_GP_PIN(1, 4),

};

static const unsigned int i2c2_mux[] = {

	SDA2_MARK, SCL2_MARK,

};



/* - I2C3 ------------------------------------------------------------------- */

static const unsigned int i2c3_pins[] = {

	/* SDA3, SCL3 */

	RCAR_GP_PIN(1, 7), RCAR_GP_PIN(1, 6),

};

static const unsigned int i2c3_mux[] = {

	SDA3_MARK, SCL3_MARK,

};



/* - I2C4 ------------------------------------------------------------------- */

static const unsigned int i2c4_pins[] = {

	/* SDA4, SCL4 */

	RCAR_GP_PIN(1, 9), RCAR_GP_PIN(1, 8),

};

static const unsigned int i2c4_mux[] = {

	SDA4_MARK, SCL4_MARK,

};



/* - I2C5 ------------------------------------------------------------------- */

static const unsigned int i2c5_pins[] = {

	/* SDA5, SCL5 */

	RCAR_GP_PIN(1, 11), RCAR_GP_PIN(1, 10),

};

static const unsigned int i2c5_mux[] = {

	SDA5_MARK, SCL5_MARK,

};



/* - SCIF0 ------------------------------------------------------------------ */

static const unsigned int scif0_data_pins[] = {

	/* RX0, TX0 */
@@ -590,6 +644,12 @@ static const unsigned int scif_clk_mux[] = { 
};



static const struct sh_pfc_pin_group pinmux_groups[] = {

	SH_PFC_PIN_GROUP(i2c0),

	SH_PFC_PIN_GROUP(i2c1),

	SH_PFC_PIN_GROUP(i2c2),

	SH_PFC_PIN_GROUP(i2c3),

	SH_PFC_PIN_GROUP(i2c4),

	SH_PFC_PIN_GROUP(i2c5),

	SH_PFC_PIN_GROUP(scif0_data),

	SH_PFC_PIN_GROUP(scif0_clk),

	SH_PFC_PIN_GROUP(scif0_ctrl),
@@ -605,6 +665,30 @@ static const struct sh_pfc_pin_group pinmux_groups[] = { 
	SH_PFC_PIN_GROUP(scif_clk),

};



static const char * const i2c0_groups[] = {

	"i2c0",

};



static const char * const i2c1_groups[] = {

	"i2c1",

};



static const char * const i2c2_groups[] = {

	"i2c2",

};



static const char * const i2c3_groups[] = {

	"i2c3",

};



static const char * const i2c4_groups[] = {

	"i2c4",

};



static const char * const i2c5_groups[] = {

	"i2c5",

};



static const char * const scif0_groups[] = {

	"scif0_data",

	"scif0_clk",
@@ -634,6 +718,12 @@ static const char * const scif_clk_groups[] = { 
};



static const struct sh_pfc_function pinmux_functions[] = {

	SH_PFC_FUNCTION(i2c0),

	SH_PFC_FUNCTION(i2c1),

	SH_PFC_FUNCTION(i2c2),

	SH_PFC_FUNCTION(i2c3),

	SH_PFC_FUNCTION(i2c4),

	SH_PFC_FUNCTION(i2c5),

	SH_PFC_FUNCTION(scif0),

	SH_PFC_FUNCTION(scif1),

	SH_PFC_FUNCTION(scif3),