Add pins, groups, and functions for the SPI Multi I/O Bus Controller
(RPC-IF) to the R8A77995 PFC driver. They are to be used when a QSPI
Flash, Octal-SPI Flash, or HyperFlash is connected.
Signed-off-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
---
drivers/pinctrl/renesas/pfc-r8a77995.c | 98 ++++++++++++++++++++++++++
1 file changed, 98 insertions(+)
diff --git a/drivers/pinctrl/renesas/pfc-r8a77995.c b/drivers/pinctrl/renesas/pfc-r8a77995.c
index 445c903a121acedd..0cdf70dd9dea3c9c 100644
--- a/drivers/pinctrl/renesas/pfc-r8a77995.c
+++ b/drivers/pinctrl/renesas/pfc-r8a77995.c
@@ -1682,6 +1682,68 @@ static const unsigned int pwm3_c_mux[] = {
PWM3_C_MARK,
};
+/* - QSPI0 ------------------------------------------------------------------ */
+static const unsigned int qspi0_ctrl_pins[] = {
+ /* QSPI0_SPCLK, QSPI0_SSL */
+ RCAR_GP_PIN(6, 0), RCAR_GP_PIN(6, 5),
+};
+static const unsigned int qspi0_ctrl_mux[] = {
+ QSPI0_SPCLK_MARK, QSPI0_SSL_MARK,
+};
+/* - QSPI1 ------------------------------------------------------------------ */
+static const unsigned int qspi1_ctrl_pins[] = {
+ /* QSPI1_SPCLK, QSPI1_SSL */
+ RCAR_GP_PIN(6, 6), RCAR_GP_PIN(6, 11),
+};
+static const unsigned int qspi1_ctrl_mux[] = {
+ QSPI1_SPCLK_MARK, QSPI1_SSL_MARK,
+};
+
+/* - RPC -------------------------------------------------------------------- */
+static const unsigned int rpc_clk_pins[] = {
+ /* Octal-SPI flash: C/SCLK */
+ /* HyperFlash: CK, CK# */
+ RCAR_GP_PIN(6, 0), RCAR_GP_PIN(6, 6),
+};
+static const unsigned int rpc_clk_mux[] = {
+ QSPI0_SPCLK_MARK, QSPI1_SPCLK_MARK,
+};
+static const unsigned int rpc_ctrl_pins[] = {
+ /* Octal-SPI flash: S#/CS, DQS */
+ /* HyperFlash: CS#, RDS */
+ RCAR_GP_PIN(6, 5), RCAR_GP_PIN(6, 11),
+};
+static const unsigned int rpc_ctrl_mux[] = {
+ QSPI0_SSL_MARK, QSPI1_SSL_MARK,
+};
+static const unsigned int rpc_data_pins[] = {
+ /* DQ[0:7] */
+ RCAR_GP_PIN(6, 1), RCAR_GP_PIN(6, 2),
+ RCAR_GP_PIN(6, 3), RCAR_GP_PIN(6, 4),
+ RCAR_GP_PIN(6, 7), RCAR_GP_PIN(6, 8),
+ RCAR_GP_PIN(6, 9), RCAR_GP_PIN(6, 10),
+};
+static const unsigned int rpc_data_mux[] = {
+ QSPI0_MOSI_IO0_MARK, QSPI0_MISO_IO1_MARK,
+ QSPI0_IO2_MARK, QSPI0_IO3_MARK,
+ QSPI1_MOSI_IO0_MARK, QSPI1_MISO_IO1_MARK,
+ QSPI1_IO2_MARK, QSPI1_IO3_MARK,
+};
+static const unsigned int rpc_reset_pins[] = {
+ /* RPC_RESET# */
+ RCAR_GP_PIN(6, 12),
+};
+static const unsigned int rpc_reset_mux[] = {
+ RPC_RESET_N_MARK,
+};
+static const unsigned int rpc_int_pins[] = {
+ /* RPC_INT# */
+ RCAR_GP_PIN(6, 13),
+};
+static const unsigned int rpc_int_mux[] = {
+ RPC_INT_N_MARK,
+};
+
/* - SCIF0 ------------------------------------------------------------------ */
static const unsigned int scif0_data_a_pins[] = {
/* RX, TX */
@@ -2085,6 +2147,18 @@ static const struct sh_pfc_pin_group pinmux_groups[] = {
SH_PFC_PIN_GROUP(pwm3_a),
SH_PFC_PIN_GROUP(pwm3_b),
SH_PFC_PIN_GROUP(pwm3_c),
+ SH_PFC_PIN_GROUP(qspi0_ctrl),
+ SH_PFC_PIN_GROUP_SUBSET(qspi0_data2, rpc_data, 0, 2),
+ SH_PFC_PIN_GROUP_SUBSET(qspi0_data4, rpc_data, 0, 4),
+ SH_PFC_PIN_GROUP(qspi1_ctrl),
+ SH_PFC_PIN_GROUP_SUBSET(qspi1_data2, rpc_data, 4, 2),
+ SH_PFC_PIN_GROUP_SUBSET(qspi1_data4, rpc_data, 4, 4),
+ BUS_DATA_PIN_GROUP(rpc_clk, 1),
+ BUS_DATA_PIN_GROUP(rpc_clk, 2),
+ SH_PFC_PIN_GROUP(rpc_ctrl),
+ SH_PFC_PIN_GROUP(rpc_data),
+ SH_PFC_PIN_GROUP(rpc_reset),
+ SH_PFC_PIN_GROUP(rpc_int),
SH_PFC_PIN_GROUP(scif0_data_a),
SH_PFC_PIN_GROUP(scif0_clk_a),
SH_PFC_PIN_GROUP(scif0_data_b),
@@ -2277,6 +2351,27 @@ static const char * const pwm3_groups[] = {
"pwm3_c",
};
+static const char * const qspi0_groups[] = {
+ "qspi0_ctrl",
+ "qspi0_data2",
+ "qspi0_data4",
+};
+
+static const char * const qspi1_groups[] = {
+ "qspi1_ctrl",
+ "qspi1_data2",
+ "qspi1_data4",
+};
+
+static const char * const rpc_groups[] = {
+ "rpc_clk1",
+ "rpc_clk2",
+ "rpc_ctrl",
+ "rpc_data",
+ "rpc_reset",
+ "rpc_int",
+};
+
static const char * const scif0_groups[] = {
"scif0_data_a",
"scif0_clk_a",
@@ -2373,6 +2468,9 @@ static const struct sh_pfc_function pinmux_functions[] = {
SH_PFC_FUNCTION(pwm1),
SH_PFC_FUNCTION(pwm2),
SH_PFC_FUNCTION(pwm3),
+ SH_PFC_FUNCTION(qspi0),
+ SH_PFC_FUNCTION(qspi1),
+ SH_PFC_FUNCTION(rpc),
SH_PFC_FUNCTION(scif0),
SH_PFC_FUNCTION(scif1),
SH_PFC_FUNCTION(scif2),
--
2.25.1
