[PATCH v2] pinctrl: sh-pfc: r8a7790: Add QSPI pin groups

[Geert Uytterhoeven]

A QSPI function set consists of 3 groups:
  - qspi_ctrl (2 control wires)
  - qspi_data2 (2 data wires, for Single/Dual SPI)
  - qspi_data4 (4 data wires, for Quad SPI)

Signed-off-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxxxxxxx>
Acked-by: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>
---
v2: Insert line at correct position in pinmux_functions[]

 drivers/pinctrl/sh-pfc/pfc-r8a7790.c |   33 +++++++++++++++++++++++++++++++++
 1 file changed, 33 insertions(+)

diff --git a/drivers/pinctrl/sh-pfc/pfc-r8a7790.c b/drivers/pinctrl/sh-pfc/pfc-r8a7790.c
index c381ae63c508..2ca319f15d31 100644
--- a/drivers/pinctrl/sh-pfc/pfc-r8a7790.c
+++ b/drivers/pinctrl/sh-pfc/pfc-r8a7790.c
@@ -2389,6 +2389,29 @@ static const unsigned int msiof3_tx_pins[] = {
 static const unsigned int msiof3_tx_mux[] = {
 	MSIOF3_TXD_MARK,
 };
+/* - QSPI ------------------------------------------------------------------- */
+static const unsigned int qspi_ctrl_pins[] = {
+	/* SPCLK, SSL */
+	RCAR_GP_PIN(1, 4), RCAR_GP_PIN(1, 9),
+};
+static const unsigned int qspi_ctrl_mux[] = {
+	SPCLK_MARK, SSL_MARK,
+};
+static const unsigned int qspi_data2_pins[] = {
+	/* MOSI_IO0, MISO_IO1 */
+	RCAR_GP_PIN(1, 5), RCAR_GP_PIN(1, 6),
+};
+static const unsigned int qspi_data2_mux[] = {
+	MOSI_IO0_MARK, MISO_IO1_MARK,
+};
+static const unsigned int qspi_data4_pins[] = {
+	/* MOSI_IO0, MISO_IO1, IO2, IO3 */
+	RCAR_GP_PIN(1, 5), RCAR_GP_PIN(1, 6), RCAR_GP_PIN(1, 7),
+	RCAR_GP_PIN(1, 8),
+};
+static const unsigned int qspi_data4_mux[] = {
+	MOSI_IO0_MARK, MISO_IO1_MARK, IO2_MARK, IO3_MARK,
+};
 /* - SCIF0 ------------------------------------------------------------------ */
 static const unsigned int scif0_data_pins[] = {
 	/* RX, TX */
@@ -3671,6 +3694,9 @@ static const struct sh_pfc_pin_group pinmux_groups[] = {
 	SH_PFC_PIN_GROUP(msiof3_ss2),
 	SH_PFC_PIN_GROUP(msiof3_rx),
 	SH_PFC_PIN_GROUP(msiof3_tx),
+	SH_PFC_PIN_GROUP(qspi_ctrl),
+	SH_PFC_PIN_GROUP(qspi_data2),
+	SH_PFC_PIN_GROUP(qspi_data4),
 	SH_PFC_PIN_GROUP(scif0_data),
 	SH_PFC_PIN_GROUP(scif0_clk),
 	SH_PFC_PIN_GROUP(scif0_ctrl),
@@ -3970,6 +3996,12 @@ static const char * const msiof3_groups[] = {
 	"msiof3_tx",
 };
 
+static const char * const qspi_groups[] = {
+	"qspi_ctrl",
+	"qspi_data2",
+	"qspi_data4",
+};
+
 static const char * const scif0_groups[] = {
 	"scif0_data",
 	"scif0_clk",
@@ -4213,6 +4245,7 @@ static const struct sh_pfc_function pinmux_functions[] = {
 	SH_PFC_FUNCTION(msiof1),
 	SH_PFC_FUNCTION(msiof2),
 	SH_PFC_FUNCTION(msiof3),
+	SH_PFC_FUNCTION(qspi),
 	SH_PFC_FUNCTION(scif0),
 	SH_PFC_FUNCTION(scif1),
 	SH_PFC_FUNCTION(scif2),
-- 
1.7.9.5

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