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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: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Link: https://lore.kernel.org/r/217f5b3e3888b5899c375d3cb1ec8780f6a9e19b.1645457792.git.geert+renesas@glider.be
This commit is contained in:
Geert Uytterhoeven 2022-02-21 16:43:40 +01:00
parent 5f3b69663f
commit 180adcd40b
1 changed files with 90 additions and 0 deletions
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90
drivers/pinctrl/renesas/pfc-r8a779f0.c
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@ -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),