diff options
| author | Sergei Shtylyov <sergei.shtylyov@cogentembedded.com> | 2020-06-19 20:54:32 +0300 |
|---|---|---|
| committer | Geert Uytterhoeven <geert+renesas@glider.be> | 2020-06-22 16:58:23 +0200 |
| commit | b2fc9b4eb1d79c03fd78e50b810c2ea27178e1e3 (patch) | |
| tree | 09fac9856d6da624ce6e94fb9570db4f0269b000 | |
| parent | b3b4f8dffd38c2ec08d7eadaa57147a0ff6e3714 (diff) | |
pinctrl: sh-pfc: r8a77970: Add RPC pins, groups, and functionssh-pfc-for-v5.9-tag1
Add the RPC pins/groups/functions to the R8A77970 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/3982785f-4fca-96f9-2b6a-a0d1828cb0ad@cogentembedded.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
| -rw-r--r-- | drivers/pinctrl/sh-pfc/pfc-r8a77970.c | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/drivers/pinctrl/sh-pfc/pfc-r8a77970.c b/drivers/pinctrl/sh-pfc/pfc-r8a77970.c index 25e27b6bee89..9f7d9c9238fc 100644 --- a/drivers/pinctrl/sh-pfc/pfc-r8a77970.c +++ b/drivers/pinctrl/sh-pfc/pfc-r8a77970.c @@ -1416,6 +1416,64 @@ 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, +}; + /* - SCIF Clock ------------------------------------------------------------- */ static const unsigned int scif_clk_a_pins[] = { /* SCIF_CLK */ @@ -1750,6 +1808,13 @@ 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(scif_clk_a), SH_PFC_PIN_GROUP(scif_clk_b), SH_PFC_PIN_GROUP(scif0_data), @@ -1954,6 +2019,16 @@ 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 scif_clk_groups[] = { "scif_clk_a", "scif_clk_b", @@ -2039,6 +2114,7 @@ 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(scif_clk), SH_PFC_FUNCTION(scif0), SH_PFC_FUNCTION(scif1), |