korg/linux
0
0
Fork 0
mirror of https://mirrors.bfsu.edu.cn/git/linux.git synced 2024-12-04 17:44:14 +08:00
Code Issues Packages Projects Releases Wiki Activity

pinctrl: sh-pfc: r8a77980: Add RPC pins, groups, and functions

Browse Source 
Add the RPC pins/groups/functions to the R8A77980 PFC driver.
They can be used if an Octal-SPI flash or HyperFlash is connected.

Based on the patch by Dmitry Shifrin <dmitry.shifrin@cogentembedded.com>.

Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Link: https://lore.kernel.org/r/fd089d37-95bb-4ec9-282f-e04d7e5195e4@cogentembedded.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
This commit is contained in:
Sergei Shtylyov 2020-06-05 23:23:14 +03:00 committed by Geert Uytterhoeven
parent b3a9e3b962
commit b3b4f8dffd
1 changed files with 76 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

76
drivers/pinctrl/sh-pfc/pfc-r8a77980.c
View File

@ -1710,6 +1710,64 @@ static const unsigned int qspi1_data4_mux[] = {
QSPI1_IO2_MARK, QSPI1_IO3_MARK
};
/* - RPC -------------------------------------------------------------------- */
static const unsigned int rpc_clk1_pins[] = {
/* Octal-SPI flash: C/SCLK */
RCAR_GP_PIN(5, 0),
};
static const unsigned int rpc_clk1_mux[] = {
QSPI0_SPCLK_MARK,
};
static const unsigned int rpc_clk2_pins[] = {
/* HyperFlash: CK, CK# */
RCAR_GP_PIN(5, 0), RCAR_GP_PIN(5, 6),
};
static const unsigned int rpc_clk2_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(5, 5), RCAR_GP_PIN(5, 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(5, 1), RCAR_GP_PIN(5, 2),
RCAR_GP_PIN(5, 3), RCAR_GP_PIN(5, 4),
RCAR_GP_PIN(5, 7), RCAR_GP_PIN(5, 8),
RCAR_GP_PIN(5, 9), RCAR_GP_PIN(5, 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(5, 12),
};
static const unsigned int rpc_reset_mux[] = {
RPC_RESET_N_MARK,
};
static const unsigned int rpc_int_pins[] = {
/* RPC_INT# */
RCAR_GP_PIN(5, 14),
};
static const unsigned int rpc_int_mux[] = {
RPC_INT_N_MARK,
};
static const unsigned int rpc_wp_pins[] = {
/* RPC_WP# */
RCAR_GP_PIN(5, 13),
};
static const unsigned int rpc_wp_mux[] = {
RPC_WP_N_MARK,
};
/* - SCIF0 ------------------------------------------------------------------ */
static const unsigned int scif0_data_pins[] = {
/* RX0, TX0 */
@ -2126,6 +2184,13 @@ static const struct sh_pfc_pin_group pinmux_groups[] = {
SH_PFC_PIN_GROUP(qspi1_ctrl),
SH_PFC_PIN_GROUP(qspi1_data2),
SH_PFC_PIN_GROUP(qspi1_data4),
SH_PFC_PIN_GROUP(rpc_clk1),
SH_PFC_PIN_GROUP(rpc_clk2),
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(rpc_wp),
SH_PFC_PIN_GROUP(scif0_data),
SH_PFC_PIN_GROUP(scif0_clk),
SH_PFC_PIN_GROUP(scif0_ctrl),
@ -2362,6 +2427,16 @@ static const char * const qspi1_groups[] = {
"qspi1_data4",
};
static const char * const rpc_groups[] = {
"rpc_clk1",
"rpc_clk2",
"rpc_ctrl",
"rpc_data",
"rpc_reset",
"rpc_int",
"rpc_wp",
};
static const char * const scif0_groups[] = {
"scif0_data",
"scif0_clk",
@ -2460,6 +2535,7 @@ static const struct sh_pfc_function pinmux_functions[] = {
SH_PFC_FUNCTION(pwm4),
SH_PFC_FUNCTION(qspi0),
SH_PFC_FUNCTION(qspi1),
SH_PFC_FUNCTION(rpc),
SH_PFC_FUNCTION(scif0),
SH_PFC_FUNCTION(scif1),
SH_PFC_FUNCTION(scif3),