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pinctrl: renesas: r8a77995: Add QSPI and RPC pins, groups, and functions 

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@glider.be>
Link: https://lore.kernel.org/r/19a3bccd0ec830846578a38b4c80dccb195109a0.1648547080.git.geert+renesas@glider.be
This commit is contained in:
Geert Uytterhoeven 2022-03-29 11:48:51 +02:00
parent d43760b308
commit ff06501c1a
1 changed files with 98 additions and 0 deletions
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98
drivers/pinctrl/renesas/pfc-r8a77995.c
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@ -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),