pinctrl: sh-pfc: r8a7779: Add SCIF_CLK support

Add pins, groups, and a function for SCIF_CLK, which is the external
clock source for the Baud Rate Generator for External Clock (BRG) on
SCIF.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>

diff --git a/drivers/pinctrl/sh-pfc/pfc-r8a7779.c b/drivers/pinctrl/sh-pfc/pfc-r8a7779.c
index afc5d80353c568fd9be32c7f31ae1521b14ad47a..bd17eccb6a8901a8880dcaeb7e87fbcccc040f2b 100644 (file)
--- a/drivers/pinctrl/sh-pfc/pfc-r8a7779.c
+++ b/drivers/pinctrl/sh-pfc/pfc-r8a7779.c
@@ -2282,6 +2282,35 @@ static const unsigned int scif5_clk_d_pins[] = {
 static const unsigned int scif5_clk_d_mux[] = {
        SCK5_D_MARK,
 };
+/* - SCIF Clock ------------------------------------------------------------- */
+static const unsigned int scif_clk_pins[] = {
+       /* SCIF_CLK */
+       RCAR_GP_PIN(4, 28),
+};
+static const unsigned int scif_clk_mux[] = {
+       SCIF_CLK_MARK,
+};
+static const unsigned int scif_clk_b_pins[] = {
+       /* SCIF_CLK */
+       RCAR_GP_PIN(4, 5),
+};
+static const unsigned int scif_clk_b_mux[] = {
+       SCIF_CLK_B_MARK,
+};
+static const unsigned int scif_clk_c_pins[] = {
+       /* SCIF_CLK */
+       RCAR_GP_PIN(4, 18),
+};
+static const unsigned int scif_clk_c_mux[] = {
+       SCIF_CLK_C_MARK,
+};
+static const unsigned int scif_clk_d_pins[] = {
+       /* SCIF_CLK */
+       RCAR_GP_PIN(2, 29),
+};
+static const unsigned int scif_clk_d_mux[] = {
+       SCIF_CLK_D_MARK,
+};
 /* - SDHI0 ------------------------------------------------------------------ */
 static const unsigned int sdhi0_data1_pins[] = {
        /* D0 */
@@ -2693,6 +2722,10 @@ static const struct sh_pfc_pin_group pinmux_groups[] = {
        SH_PFC_PIN_GROUP(scif5_clk_c),
        SH_PFC_PIN_GROUP(scif5_data_d),
        SH_PFC_PIN_GROUP(scif5_clk_d),
+       SH_PFC_PIN_GROUP(scif_clk),
+       SH_PFC_PIN_GROUP(scif_clk_b),
+       SH_PFC_PIN_GROUP(scif_clk_c),
+       SH_PFC_PIN_GROUP(scif_clk_d),
        SH_PFC_PIN_GROUP(sdhi0_data1),
        SH_PFC_PIN_GROUP(sdhi0_data4),
        SH_PFC_PIN_GROUP(sdhi0_ctrl),
@@ -2902,6 +2935,13 @@ static const char * const scif5_groups[] = {
        "scif5_clk_d",
 };
 
+static const char * const scif_clk_groups[] = {
+       "scif_clk",
+       "scif_clk_b",
+       "scif_clk_c",
+       "scif_clk_d",
+};
+
 static const char * const sdhi0_groups[] = {
        "sdhi0_data1",
        "sdhi0_data4",
@@ -2997,6 +3037,7 @@ static const struct sh_pfc_function pinmux_functions[] = {
        SH_PFC_FUNCTION(scif3),
        SH_PFC_FUNCTION(scif4),
        SH_PFC_FUNCTION(scif5),
+       SH_PFC_FUNCTION(scif_clk),
        SH_PFC_FUNCTION(usb0),
        SH_PFC_FUNCTION(usb1),
        SH_PFC_FUNCTION(usb2),