diff options
Diffstat (limited to 'drivers/pinctrl/sh-pfc/pfc-r8a7795.c')
| -rw-r--r-- | drivers/pinctrl/sh-pfc/pfc-r8a7795.c | 356 |
1 files changed, 343 insertions, 13 deletions
diff --git a/drivers/pinctrl/sh-pfc/pfc-r8a7795.c b/drivers/pinctrl/sh-pfc/pfc-r8a7795.c index b74cdd310d83..2e8cc2adbed7 100644 --- a/drivers/pinctrl/sh-pfc/pfc-r8a7795.c +++ b/drivers/pinctrl/sh-pfc/pfc-r8a7795.c @@ -1,5 +1,5 @@ /* - * R-Car Gen3 processor support - PFC hardware block. + * R8A7795 processor support - PFC hardware block. * * Copyright (C) 2015 Renesas Electronics Corporation * @@ -13,19 +13,23 @@ #include "core.h" #include "sh_pfc.h" +#define CFG_FLAGS (SH_PFC_PIN_CFG_DRIVE_STRENGTH | \ + SH_PFC_PIN_CFG_PULL_UP | \ + SH_PFC_PIN_CFG_PULL_DOWN) + #define CPU_ALL_PORT(fn, sfx) \ - PORT_GP_CFG_16(0, fn, sfx, SH_PFC_PIN_CFG_DRIVE_STRENGTH), \ - PORT_GP_CFG_28(1, fn, sfx, SH_PFC_PIN_CFG_DRIVE_STRENGTH), \ - PORT_GP_CFG_15(2, fn, sfx, SH_PFC_PIN_CFG_DRIVE_STRENGTH), \ - PORT_GP_CFG_12(3, fn, sfx, SH_PFC_PIN_CFG_DRIVE_STRENGTH | SH_PFC_PIN_CFG_IO_VOLTAGE), \ - PORT_GP_CFG_1(3, 12, fn, sfx, SH_PFC_PIN_CFG_DRIVE_STRENGTH), \ - PORT_GP_CFG_1(3, 13, fn, sfx, SH_PFC_PIN_CFG_DRIVE_STRENGTH), \ - PORT_GP_CFG_1(3, 14, fn, sfx, SH_PFC_PIN_CFG_DRIVE_STRENGTH), \ - PORT_GP_CFG_1(3, 15, fn, sfx, SH_PFC_PIN_CFG_DRIVE_STRENGTH), \ - PORT_GP_CFG_18(4, fn, sfx, SH_PFC_PIN_CFG_DRIVE_STRENGTH | SH_PFC_PIN_CFG_IO_VOLTAGE), \ - PORT_GP_CFG_26(5, fn, sfx, SH_PFC_PIN_CFG_DRIVE_STRENGTH), \ - PORT_GP_CFG_32(6, fn, sfx, SH_PFC_PIN_CFG_DRIVE_STRENGTH), \ - PORT_GP_CFG_4(7, fn, sfx, SH_PFC_PIN_CFG_DRIVE_STRENGTH) + PORT_GP_CFG_16(0, fn, sfx, CFG_FLAGS), \ + PORT_GP_CFG_28(1, fn, sfx, CFG_FLAGS), \ + PORT_GP_CFG_15(2, fn, sfx, CFG_FLAGS), \ + PORT_GP_CFG_12(3, fn, sfx, CFG_FLAGS | SH_PFC_PIN_CFG_IO_VOLTAGE), \ + PORT_GP_CFG_1(3, 12, fn, sfx, CFG_FLAGS), \ + PORT_GP_CFG_1(3, 13, fn, sfx, CFG_FLAGS), \ + PORT_GP_CFG_1(3, 14, fn, sfx, CFG_FLAGS), \ + PORT_GP_CFG_1(3, 15, fn, sfx, CFG_FLAGS), \ + PORT_GP_CFG_18(4, fn, sfx, CFG_FLAGS | SH_PFC_PIN_CFG_IO_VOLTAGE), \ + PORT_GP_CFG_26(5, fn, sfx, CFG_FLAGS), \ + PORT_GP_CFG_32(6, fn, sfx, CFG_FLAGS), \ + PORT_GP_CFG_4(7, fn, sfx, CFG_FLAGS) /* * F_() : just information * FM() : macro for FN_xxx / xxx_MARK @@ -1871,6 +1875,86 @@ static const unsigned int drif3_data1_b_mux[] = { RIF3_D1_B_MARK, }; +/* - DU --------------------------------------------------------------------- */ +static const unsigned int du_rgb666_pins[] = { + /* R[7:2], G[7:2], B[7:2] */ + RCAR_GP_PIN(0, 15), RCAR_GP_PIN(0, 14), RCAR_GP_PIN(0, 13), + RCAR_GP_PIN(0, 12), RCAR_GP_PIN(0, 11), RCAR_GP_PIN(0, 10), + RCAR_GP_PIN(1, 15), RCAR_GP_PIN(1, 14), RCAR_GP_PIN(1, 13), + RCAR_GP_PIN(1, 12), RCAR_GP_PIN(1, 19), RCAR_GP_PIN(1, 18), + RCAR_GP_PIN(1, 7), RCAR_GP_PIN(1, 6), RCAR_GP_PIN(1, 5), + RCAR_GP_PIN(1, 4), RCAR_GP_PIN(1, 3), RCAR_GP_PIN(1, 2), +}; +static const unsigned int du_rgb666_mux[] = { + DU_DR7_MARK, DU_DR6_MARK, DU_DR5_MARK, DU_DR4_MARK, + DU_DR3_MARK, DU_DR2_MARK, + DU_DG7_MARK, DU_DG6_MARK, DU_DG5_MARK, DU_DG4_MARK, + DU_DG3_MARK, DU_DG2_MARK, + DU_DB7_MARK, DU_DB6_MARK, DU_DB5_MARK, DU_DB4_MARK, + DU_DB3_MARK, DU_DB2_MARK, +}; +static const unsigned int du_rgb888_pins[] = { + /* R[7:0], G[7:0], B[7:0] */ + RCAR_GP_PIN(0, 15), RCAR_GP_PIN(0, 14), RCAR_GP_PIN(0, 13), + RCAR_GP_PIN(0, 12), RCAR_GP_PIN(0, 11), RCAR_GP_PIN(0, 10), + RCAR_GP_PIN(0, 9), RCAR_GP_PIN(0, 8), + RCAR_GP_PIN(1, 15), RCAR_GP_PIN(1, 14), RCAR_GP_PIN(1, 13), + RCAR_GP_PIN(1, 12), RCAR_GP_PIN(1, 19), RCAR_GP_PIN(1, 18), + RCAR_GP_PIN(1, 17), RCAR_GP_PIN(1, 16), + RCAR_GP_PIN(1, 7), RCAR_GP_PIN(1, 6), RCAR_GP_PIN(1, 5), + RCAR_GP_PIN(1, 4), RCAR_GP_PIN(1, 3), RCAR_GP_PIN(1, 2), + RCAR_GP_PIN(1, 1), RCAR_GP_PIN(1, 0), +}; +static const unsigned int du_rgb888_mux[] = { + DU_DR7_MARK, DU_DR6_MARK, DU_DR5_MARK, DU_DR4_MARK, + DU_DR3_MARK, DU_DR2_MARK, DU_DR1_MARK, DU_DR0_MARK, + DU_DG7_MARK, DU_DG6_MARK, DU_DG5_MARK, DU_DG4_MARK, + DU_DG3_MARK, DU_DG2_MARK, DU_DG1_MARK, DU_DG0_MARK, + DU_DB7_MARK, DU_DB6_MARK, DU_DB5_MARK, DU_DB4_MARK, + DU_DB3_MARK, DU_DB2_MARK, DU_DB1_MARK, DU_DB0_MARK, +}; +static const unsigned int du_clk_out_0_pins[] = { + /* CLKOUT */ + RCAR_GP_PIN(1, 27), +}; +static const unsigned int du_clk_out_0_mux[] = { + DU_DOTCLKOUT0_MARK +}; +static const unsigned int du_clk_out_1_pins[] = { + /* CLKOUT */ + RCAR_GP_PIN(2, 3), +}; +static const unsigned int du_clk_out_1_mux[] = { + DU_DOTCLKOUT1_MARK +}; +static const unsigned int du_sync_pins[] = { + /* EXVSYNC/VSYNC, EXHSYNC/HSYNC */ + RCAR_GP_PIN(2, 5), RCAR_GP_PIN(2, 4), +}; +static const unsigned int du_sync_mux[] = { + DU_EXVSYNC_DU_VSYNC_MARK, DU_EXHSYNC_DU_HSYNC_MARK +}; +static const unsigned int du_oddf_pins[] = { + /* EXDISP/EXODDF/EXCDE */ + RCAR_GP_PIN(2, 2), +}; +static const unsigned int du_oddf_mux[] = { + DU_EXODDF_DU_ODDF_DISP_CDE_MARK, +}; +static const unsigned int du_cde_pins[] = { + /* CDE */ + RCAR_GP_PIN(2, 0), +}; +static const unsigned int du_cde_mux[] = { + DU_CDE_MARK, +}; +static const unsigned int du_disp_pins[] = { + /* DISP */ + RCAR_GP_PIN(2, 1), +}; +static const unsigned int du_disp_mux[] = { + DU_DISP_MARK, +}; /* - HSCIF0 ----------------------------------------------------------------- */ static const unsigned int hscif0_data_pins[] = { /* RX, TX */ @@ -3593,6 +3677,14 @@ static const struct sh_pfc_pin_group pinmux_groups[] = { SH_PFC_PIN_GROUP(drif3_ctrl_b), SH_PFC_PIN_GROUP(drif3_data0_b), SH_PFC_PIN_GROUP(drif3_data1_b), + SH_PFC_PIN_GROUP(du_rgb666), + SH_PFC_PIN_GROUP(du_rgb888), + SH_PFC_PIN_GROUP(du_clk_out_0), + SH_PFC_PIN_GROUP(du_clk_out_1), + SH_PFC_PIN_GROUP(du_sync), + SH_PFC_PIN_GROUP(du_oddf), + SH_PFC_PIN_GROUP(du_cde), + SH_PFC_PIN_GROUP(du_disp), SH_PFC_PIN_GROUP(hscif0_data), SH_PFC_PIN_GROUP(hscif0_clk), SH_PFC_PIN_GROUP(hscif0_ctrl), @@ -3918,6 +4010,17 @@ static const char * const drif3_groups[] = { "drif3_data1_b", }; +static const char * const du_groups[] = { + "du_rgb666", + "du_rgb888", + "du_clk_out_0", + "du_clk_out_1", + "du_sync", + "du_oddf", + "du_cde", + "du_disp", +}; + static const char * const hscif0_groups[] = { "hscif0_data", "hscif0_clk", @@ -4265,6 +4368,7 @@ static const struct sh_pfc_function pinmux_functions[] = { SH_PFC_FUNCTION(drif1), SH_PFC_FUNCTION(drif2), SH_PFC_FUNCTION(drif3), + SH_PFC_FUNCTION(du), SH_PFC_FUNCTION(hscif0), SH_PFC_FUNCTION(hscif1), SH_PFC_FUNCTION(hscif2), @@ -5073,8 +5177,234 @@ static int r8a7795_pin_to_pocctrl(struct sh_pfc *pfc, unsigned int pin, u32 *poc return bit; } +#define PUEN 0xe6060400 +#define PUD 0xe6060440 + +#define PU0 0x00 +#define PU1 0x04 +#define PU2 0x08 +#define PU3 0x0c +#define PU4 0x10 +#define PU5 0x14 +#define PU6 0x18 + +static const struct { + u16 reg : 11; + u16 bit : 5; +} pullups[] = { + [RCAR_GP_PIN(2, 11)] = { PU0, 31 }, /* AVB_PHY_INT */ + [RCAR_GP_PIN(2, 10)] = { PU0, 30 }, /* AVB_MAGIC */ + [RCAR_GP_PIN(2, 9)] = { PU0, 29 }, /* AVB_MDC */ + + [RCAR_GP_PIN(1, 19)] = { PU1, 31 }, /* A19 */ + [RCAR_GP_PIN(1, 18)] = { PU1, 30 }, /* A18 */ + [RCAR_GP_PIN(1, 17)] = { PU1, 29 }, /* A17 */ + [RCAR_GP_PIN(1, 16)] = { PU1, 28 }, /* A16 */ + [RCAR_GP_PIN(1, 15)] = { PU1, 27 }, /* A15 */ + [RCAR_GP_PIN(1, 14)] = { PU1, 26 }, /* A14 */ + [RCAR_GP_PIN(1, 13)] = { PU1, 25 }, /* A13 */ + [RCAR_GP_PIN(1, 12)] = { PU1, 24 }, /* A12 */ + [RCAR_GP_PIN(1, 11)] = { PU1, 23 }, /* A11 */ + [RCAR_GP_PIN(1, 10)] = { PU1, 22 }, /* A10 */ + [RCAR_GP_PIN(1, 9)] = { PU1, 21 }, /* A9 */ + [RCAR_GP_PIN(1, 8)] = { PU1, 20 }, /* A8 */ + [RCAR_GP_PIN(1, 7)] = { PU1, 19 }, /* A7 */ + [RCAR_GP_PIN(1, 6)] = { PU1, 18 }, /* A6 */ + [RCAR_GP_PIN(1, 5)] = { PU1, 17 }, /* A5 */ + [RCAR_GP_PIN(1, 4)] = { PU1, 16 }, /* A4 */ + [RCAR_GP_PIN(1, 3)] = { PU1, 15 }, /* A3 */ + [RCAR_GP_PIN(1, 2)] = { PU1, 14 }, /* A2 */ + [RCAR_GP_PIN(1, 1)] = { PU1, 13 }, /* A1 */ + [RCAR_GP_PIN(1, 0)] = { PU1, 12 }, /* A0 */ + [RCAR_GP_PIN(2, 8)] = { PU1, 11 }, /* PWM2_A */ + [RCAR_GP_PIN(2, 7)] = { PU1, 10 }, /* PWM1_A */ + [RCAR_GP_PIN(2, 6)] = { PU1, 9 }, /* PWM0 */ + [RCAR_GP_PIN(2, 5)] = { PU1, 8 }, /* IRQ5 */ + [RCAR_GP_PIN(2, 4)] = { PU1, 7 }, /* IRQ4 */ + [RCAR_GP_PIN(2, 3)] = { PU1, 6 }, /* IRQ3 */ + [RCAR_GP_PIN(2, 2)] = { PU1, 5 }, /* IRQ2 */ + [RCAR_GP_PIN(2, 1)] = { PU1, 4 }, /* IRQ1 */ + [RCAR_GP_PIN(2, 0)] = { PU1, 3 }, /* IRQ0 */ + [RCAR_GP_PIN(2, 14)] = { PU1, 2 }, /* AVB_AVTP_CAPTURE_A */ + [RCAR_GP_PIN(2, 13)] = { PU1, 1 }, /* AVB_AVTP_MATCH_A */ + [RCAR_GP_PIN(2, 12)] = { PU1, 0 }, /* AVB_LINK */ + + [RCAR_GP_PIN(7, 3)] = { PU2, 29 }, /* HDMI1_CEC */ + [RCAR_GP_PIN(7, 2)] = { PU2, 28 }, /* HDMI0_CEC */ + [RCAR_GP_PIN(7, 1)] = { PU2, 27 }, /* AVS2 */ + [RCAR_GP_PIN(7, 0)] = { PU2, 26 }, /* AVS1 */ + [RCAR_GP_PIN(0, 15)] = { PU2, 25 }, /* D15 */ + [RCAR_GP_PIN(0, 14)] = { PU2, 24 }, /* D14 */ + [RCAR_GP_PIN(0, 13)] = { PU2, 23 }, /* D13 */ + [RCAR_GP_PIN(0, 12)] = { PU2, 22 }, /* D12 */ + [RCAR_GP_PIN(0, 11)] = { PU2, 21 }, /* D11 */ + [RCAR_GP_PIN(0, 10)] = { PU2, 20 }, /* D10 */ + [RCAR_GP_PIN(0, 9)] = { PU2, 19 }, /* D9 */ + [RCAR_GP_PIN(0, 8)] = { PU2, 18 }, /* D8 */ + [RCAR_GP_PIN(0, 7)] = { PU2, 17 }, /* D7 */ + [RCAR_GP_PIN(0, 6)] = { PU2, 16 }, /* D6 */ + [RCAR_GP_PIN(0, 5)] = { PU2, 15 }, /* D5 */ + [RCAR_GP_PIN(0, 4)] = { PU2, 14 }, /* D4 */ + [RCAR_GP_PIN(0, 3)] = { PU2, 13 }, /* D3 */ + [RCAR_GP_PIN(0, 2)] = { PU2, 12 }, /* D2 */ + [RCAR_GP_PIN(0, 1)] = { PU2, 11 }, /* D1 */ + [RCAR_GP_PIN(0, 0)] = { PU2, 10 }, /* D0 */ + [RCAR_GP_PIN(1, 27)] = { PU2, 8 }, /* EX_WAIT0_A */ + [RCAR_GP_PIN(1, 26)] = { PU2, 7 }, /* WE1_N */ + [RCAR_GP_PIN(1, 25)] = { PU2, 6 }, /* WE0_N */ + [RCAR_GP_PIN(1, 24)] = { PU2, 5 }, /* RD_WR_N */ + [RCAR_GP_PIN(1, 23)] = { PU2, 4 }, /* RD_N */ + [RCAR_GP_PIN(1, 22)] = { PU2, 3 }, /* BS_N */ + [RCAR_GP_PIN(1, 21)] = { PU2, 2 }, /* CS1_N_A26 */ + [RCAR_GP_PIN(1, 20)] = { PU2, 1 }, /* CS0_N */ + + [RCAR_GP_PIN(4, 9)] = { PU3, 31 }, /* SD3_DAT0 */ + [RCAR_GP_PIN(4, 8)] = { PU3, 30 }, /* SD3_CMD */ + [RCAR_GP_PIN(4, 7)] = { PU3, 29 }, /* SD3_CLK */ + [RCAR_GP_PIN(4, 6)] = { PU3, 28 }, /* SD2_DS */ + [RCAR_GP_PIN(4, 5)] = { PU3, 27 }, /* SD2_DAT3 */ + [RCAR_GP_PIN(4, 4)] = { PU3, 26 }, /* SD2_DAT2 */ + [RCAR_GP_PIN(4, 3)] = { PU3, 25 }, /* SD2_DAT1 */ + [RCAR_GP_PIN(4, 2)] = { PU3, 24 }, /* SD2_DAT0 */ + [RCAR_GP_PIN(4, 1)] = { PU3, 23 }, /* SD2_CMD */ + [RCAR_GP_PIN(4, 0)] = { PU3, 22 }, /* SD2_CLK */ + [RCAR_GP_PIN(3, 11)] = { PU3, 21 }, /* SD1_DAT3 */ + [RCAR_GP_PIN(3, 10)] = { PU3, 20 }, /* SD1_DAT2 */ + [RCAR_GP_PIN(3, 9)] = { PU3, 19 }, /* SD1_DAT1 */ + [RCAR_GP_PIN(3, 8)] = { PU3, 18 }, /* SD1_DAT0 */ + [RCAR_GP_PIN(3, 7)] = { PU3, 17 }, /* SD1_CMD */ + [RCAR_GP_PIN(3, 6)] = { PU3, 16 }, /* SD1_CLK */ + [RCAR_GP_PIN(3, 5)] = { PU3, 15 }, /* SD0_DAT3 */ + [RCAR_GP_PIN(3, 4)] = { PU3, 14 }, /* SD0_DAT2 */ + [RCAR_GP_PIN(3, 3)] = { PU3, 13 }, /* SD0_DAT1 */ + [RCAR_GP_PIN(3, 2)] = { PU3, 12 }, /* SD0_DAT0 */ + [RCAR_GP_PIN(3, 1)] = { PU3, 11 }, /* SD0_CMD */ + [RCAR_GP_PIN(3, 0)] = { PU3, 10 }, /* SD0_CLK */ + + [RCAR_GP_PIN(5, 19)] = { PU4, 31 }, /* MSIOF0_SS1 */ + [RCAR_GP_PIN(5, 18)] = { PU4, 30 }, /* MSIOF0_SYNC */ + [RCAR_GP_PIN(5, 17)] = { PU4, 29 }, /* MSIOF0_SCK */ + [RCAR_GP_PIN(5, 16)] = { PU4, 28 }, /* HRTS0_N */ + [RCAR_GP_PIN(5, 15)] = { PU4, 27 }, /* HCTS0_N */ + [RCAR_GP_PIN(5, 14)] = { PU4, 26 }, /* HTX0 */ + [RCAR_GP_PIN(5, 13)] = { PU4, 25 }, /* HRX0 */ + [RCAR_GP_PIN(5, 12)] = { PU4, 24 }, /* HSCK0 */ + [RCAR_GP_PIN(5, 11)] = { PU4, 23 }, /* RX2_A */ + [RCAR_GP_PIN(5, 10)] = { PU4, 22 }, /* TX2_A */ + [RCAR_GP_PIN(5, 9)] = { PU4, 21 }, /* SCK2 */ + [RCAR_GP_PIN(5, 8)] = { PU4, 20 }, /* RTS1_N_TANS */ + [RCAR_GP_PIN(5, 7)] = { PU4, 19 }, /* CTS1_N */ + [RCAR_GP_PIN(5, 6)] = { PU4, 18 }, /* TX1_A */ + [RCAR_GP_PIN(5, 5)] = { PU4, 17 }, /* RX1_A */ + [RCAR_GP_PIN(5, 4)] = { PU4, 16 }, /* RTS0_N_TANS */ + [RCAR_GP_PIN(5, 3)] = { PU4, 15 }, /* CTS0_N */ + [RCAR_GP_PIN(5, 2)] = { PU4, 14 }, /* TX0 */ + [RCAR_GP_PIN(5, 1)] = { PU4, 13 }, /* RX0 */ + [RCAR_GP_PIN(5, 0)] = { PU4, 12 }, /* SCK0 */ + [RCAR_GP_PIN(3, 15)] = { PU4, 11 }, /* SD1_WP */ + [RCAR_GP_PIN(3, 14)] = { PU4, 10 }, /* SD1_CD */ + [RCAR_GP_PIN(3, 13)] = { PU4, 9 }, /* SD0_WP */ + [RCAR_GP_PIN(3, 12)] = { PU4, 8 }, /* SD0_CD */ + [RCAR_GP_PIN(4, 17)] = { PU4, 7 }, /* SD3_DS */ + [RCAR_GP_PIN(4, 16)] = { PU4, 6 }, /* SD3_DAT7 */ + [RCAR_GP_PIN(4, 15)] = { PU4, 5 }, /* SD3_DAT6 */ + [RCAR_GP_PIN(4, 14)] = { PU4, 4 }, /* SD3_DAT5 */ + [RCAR_GP_PIN(4, 13)] = { PU4, 3 }, /* SD3_DAT4 */ + [RCAR_GP_PIN(4, 12)] = { PU4, 2 }, /* SD3_DAT3 */ + [RCAR_GP_PIN(4, 11)] = { PU4, 1 }, /* SD3_DAT2 */ + [RCAR_GP_PIN(4, 10)] = { PU4, 0 }, /* SD3_DAT1 */ + + [RCAR_GP_PIN(6, 24)] = { PU5, 31 }, /* USB0_PWEN */ + [RCAR_GP_PIN(6, 23)] = { PU5, 30 }, /* AUDIO_CLKB_B */ + [RCAR_GP_PIN(6, 22)] = { PU5, 29 }, /* AUDIO_CLKA_A */ + [RCAR_GP_PIN(6, 21)] = { PU5, 28 }, /* SSI_SDATA9_A */ + [RCAR_GP_PIN(6, 20)] = { PU5, 27 }, /* SSI_SDATA8 */ + [RCAR_GP_PIN(6, 19)] = { PU5, 26 }, /* SSI_SDATA7 */ + [RCAR_GP_PIN(6, 18)] = { PU5, 25 }, /* SSI_WS78 */ + [RCAR_GP_PIN(6, 17)] = { PU5, 24 }, /* SSI_SCK78 */ + [RCAR_GP_PIN(6, 16)] = { PU5, 23 }, /* SSI_SDATA6 */ + [RCAR_GP_PIN(6, 15)] = { PU5, 22 }, /* SSI_WS6 */ + [RCAR_GP_PIN(6, 14)] = { PU5, 21 }, /* SSI_SCK6 */ + [RCAR_GP_PIN(6, 13)] = { PU5, 20 }, /* SSI_SDATA5 */ + [RCAR_GP_PIN(6, 12)] = { PU5, 19 }, /* SSI_WS5 */ + [RCAR_GP_PIN(6, 11)] = { PU5, 18 }, /* SSI_SCK5 */ + [RCAR_GP_PIN(6, 10)] = { PU5, 17 }, /* SSI_SDATA4 */ + [RCAR_GP_PIN(6, 9)] = { PU5, 16 }, /* SSI_WS4 */ + [RCAR_GP_PIN(6, 8)] = { PU5, 15 }, /* SSI_SCK4 */ + [RCAR_GP_PIN(6, 7)] = { PU5, 14 }, /* SSI_SDATA3 */ + [RCAR_GP_PIN(6, 6)] = { PU5, 13 }, /* SSI_WS34 */ + [RCAR_GP_PIN(6, 5)] = { PU5, 12 }, /* SSI_SCK34 */ + [RCAR_GP_PIN(6, 4)] = { PU5, 11 }, /* SSI_SDATA2_A */ + [RCAR_GP_PIN(6, 3)] = { PU5, 10 }, /* SSI_SDATA1_A */ + [RCAR_GP_PIN(6, 2)] = { PU5, 9 }, /* SSI_SDATA0 */ + [RCAR_GP_PIN(6, 1)] = { PU5, 8 }, /* SSI_WS01239 */ + [RCAR_GP_PIN(6, 0)] = { PU5, 7 }, /* SSI_SCK01239 */ + [RCAR_GP_PIN(5, 25)] = { PU5, 5 }, /* MLB_DAT */ + [RCAR_GP_PIN(5, 24)] = { PU5, 4 }, /* MLB_SIG */ + [RCAR_GP_PIN(5, 23)] = { PU5, 3 }, /* MLB_CLK */ + [RCAR_GP_PIN(5, 22)] = { PU5, 2 }, /* MSIOF0_RXD */ + [RCAR_GP_PIN(5, 21)] = { PU5, 1 }, /* MSIOF0_SS2 */ + [RCAR_GP_PIN(5, 20)] = { PU5, 0 }, /* MSIOF0_TXD */ + + [RCAR_GP_PIN(6, 31)] = { PU6, 6 }, /* USB31_OVC */ + [RCAR_GP_PIN(6, 30)] = { PU6, 5 }, /* USB31_PWEN */ + [RCAR_GP_PIN(6, 29)] = { PU6, 4 }, /* USB30_OVC */ + [RCAR_GP_PIN(6, 28)] = { PU6, 3 }, /* USB30_PWEN */ + [RCAR_GP_PIN(6, 27)] = { PU6, 2 }, /* USB1_OVC */ + [RCAR_GP_PIN(6, 26)] = { PU6, 1 }, /* USB1_PWEN */ + [RCAR_GP_PIN(6, 25)] = { PU6, 0 }, /* USB0_OVC */ +}; + +static unsigned int r8a7795_pinmux_get_bias(struct sh_pfc *pfc, + unsigned int pin) +{ + u32 reg; + u32 bit; + + if (WARN_ON_ONCE(!pullups[pin].reg)) + return PIN_CONFIG_BIAS_DISABLE; + + reg = pullups[pin].reg; + bit = BIT(pullups[pin].bit); + + if (sh_pfc_read_reg(pfc, PUEN + reg, 32) & bit) { + if (sh_pfc_read_reg(pfc, PUD + reg, 32) & bit) + return PIN_CONFIG_BIAS_PULL_UP; + else + return PIN_CONFIG_BIAS_PULL_DOWN; + } else + return PIN_CONFIG_BIAS_DISABLE; +} + +static void r8a7795_pinmux_set_bias(struct sh_pfc *pfc, unsigned int pin, + unsigned int bias) +{ + u32 enable, updown; + u32 reg; + u32 bit; + + if (WARN_ON_ONCE(!pullups[pin].reg)) + return; + + reg = pullups[pin].reg; + bit = BIT(pullups[pin].bit); + + enable = sh_pfc_read_reg(pfc, PUEN + reg, 32) & ~bit; + if (bias != PIN_CONFIG_BIAS_DISABLE) + enable |= bit; + + updown = sh_pfc_read_reg(pfc, PUD + reg, 32) & ~bit; + if (bias == PIN_CONFIG_BIAS_PULL_UP) + updown |= bit; + + sh_pfc_write_reg(pfc, PUD + reg, 32, updown); + sh_pfc_write_reg(pfc, PUEN + reg, 32, enable); +} + static const struct sh_pfc_soc_operations r8a7795_pinmux_ops = { .pin_to_pocctrl = r8a7795_pin_to_pocctrl, + .get_bias = r8a7795_pinmux_get_bias, + .set_bias = r8a7795_pinmux_set_bias, }; const struct sh_pfc_soc_info r8a7795_pinmux_info = { |