pinctrl: renesas: r8a7790: Add bias pinconf support

Implement support for pull-up (most pins) and pull-down (ASEBRK#/ACK)
handling for R-Car H2 and RZ/G1H SoCs, using the common R-Car bias
handling.

Note that on RZ/G1H, the "ASEBRK#/ACK" pin is called "ACK", but the code
doesn't handle that naming difference.  Hence users should use the R-Car
naming in DTS files.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Tested-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Link: https://lore.kernel.org/r/dde6e0b36a4e4494039a3466df208b5ec5c594ee.1619785375.git.geert+renesas@glider.be

1 files changed, 294 insertions, 7 deletions

diff --git a/drivers/pinctrl/renesas/pfc-r8a7790.c b/drivers/pinctrl/renesas/pfc-r8a7790.c
index e9a64e0e2734..08c0a23edf68 100644
--- a/drivers/pinctrl/renesas/pfc-r8a7790.c
+++ b/drivers/pinctrl/renesas/pfc-r8a7790.c
@@ -21,18 +21,23 @@
  * which case they support both 3.3V and 1.8V signalling.
  */
 #define CPU_ALL_GP(fn, sfx)						\
-	PORT_GP_32(0, fn, sfx),						\
-	PORT_GP_30(1, fn, sfx),						\
-	PORT_GP_30(2, fn, sfx),						\
-	PORT_GP_CFG_32(3, fn, sfx, SH_PFC_PIN_CFG_IO_VOLTAGE),		\
-	PORT_GP_32(4, fn, sfx),						\
-	PORT_GP_32(5, fn, sfx)
+	PORT_GP_CFG_32(0, fn, sfx, SH_PFC_PIN_CFG_PULL_UP),		\
+	PORT_GP_CFG_30(1, fn, sfx, SH_PFC_PIN_CFG_PULL_UP),		\
+	PORT_GP_CFG_30(2, fn, sfx, SH_PFC_PIN_CFG_PULL_UP),		\
+	PORT_GP_CFG_32(3, fn, sfx, SH_PFC_PIN_CFG_IO_VOLTAGE | SH_PFC_PIN_CFG_PULL_UP),	\
+	PORT_GP_CFG_32(4, fn, sfx, SH_PFC_PIN_CFG_PULL_UP),		\
+	PORT_GP_CFG_32(5, fn, sfx, SH_PFC_PIN_CFG_PULL_UP)
 
 #define CPU_ALL_NOGP(fn)		\
+	PIN_NOGP_CFG(ASEBRK_N_ACK, "ASEBRK#/ACK", fn, SH_PFC_PIN_CFG_PULL_DOWN), \
 	PIN_NOGP(IIC0_SDA, "AF15", fn),	\
 	PIN_NOGP(IIC0_SCL, "AG15", fn),	\
 	PIN_NOGP(IIC3_SDA, "AH15", fn),	\
-	PIN_NOGP(IIC3_SCL, "AJ15", fn)
+	PIN_NOGP(IIC3_SCL, "AJ15", fn), \
+	PIN_NOGP_CFG(TCK, "TCK", fn, SH_PFC_PIN_CFG_PULL_UP),	\
+	PIN_NOGP_CFG(TDI, "TDI", fn, SH_PFC_PIN_CFG_PULL_UP),	\
+	PIN_NOGP_CFG(TMS, "TMS", fn, SH_PFC_PIN_CFG_PULL_UP),	\
+	PIN_NOGP_CFG(TRST_N, "TRST#", fn, SH_PFC_PIN_CFG_PULL_UP)
 
 enum {
 	PINMUX_RESERVED = 0,
@@ -5992,6 +5997,284 @@ static int r8a7790_pin_to_pocctrl(struct sh_pfc *pfc, unsigned int pin, u32 *poc
 	return 31 - (pin & 0x1f);
 }
 
+static const struct pinmux_bias_reg pinmux_bias_regs[] = {
+	{ PINMUX_BIAS_REG("PUPR0", 0xe6060100, "N/A", 0) {
+		[ 0] = RCAR_GP_PIN(0, 16),	/* A0 */
+		[ 1] = RCAR_GP_PIN(0, 17),	/* A1 */
+		[ 2] = RCAR_GP_PIN(0, 18),	/* A2 */
+		[ 3] = RCAR_GP_PIN(0, 19),	/* A3 */
+		[ 4] = RCAR_GP_PIN(0, 20),	/* A4 */
+		[ 5] = RCAR_GP_PIN(0, 21),	/* A5 */
+		[ 6] = RCAR_GP_PIN(0, 22),	/* A6 */
+		[ 7] = RCAR_GP_PIN(0, 23),	/* A7 */
+		[ 8] = RCAR_GP_PIN(0, 24),	/* A8 */
+		[ 9] = RCAR_GP_PIN(0, 25),	/* A9 */
+		[10] = RCAR_GP_PIN(0, 26),	/* A10 */
+		[11] = RCAR_GP_PIN(0, 27),	/* A11 */
+		[12] = RCAR_GP_PIN(0, 28),	/* A12 */
+		[13] = RCAR_GP_PIN(0, 29),	/* A13 */
+		[14] = RCAR_GP_PIN(0, 30),	/* A14 */
+		[15] = RCAR_GP_PIN(0, 31),	/* A15 */
+		[16] = RCAR_GP_PIN(1, 0),	/* A16 */
+		[17] = RCAR_GP_PIN(1, 1),	/* A17 */
+		[18] = RCAR_GP_PIN(1, 2),	/* A18 */
+		[19] = RCAR_GP_PIN(1, 3),	/* A19 */
+		[20] = RCAR_GP_PIN(1, 4),	/* A20 */
+		[21] = RCAR_GP_PIN(1, 5),	/* A21 */
+		[22] = RCAR_GP_PIN(1, 6),	/* A22 */
+		[23] = RCAR_GP_PIN(1, 7),	/* A23 */
+		[24] = RCAR_GP_PIN(1, 8),	/* A24 */
+		[25] = RCAR_GP_PIN(1, 9),	/* A25 */
+		[26] = RCAR_GP_PIN(1, 12),	/* EX_CS0# */
+		[27] = RCAR_GP_PIN(1, 13),	/* EX_CS1# */
+		[28] = RCAR_GP_PIN(1, 14),	/* EX_CS2# */
+		[29] = RCAR_GP_PIN(1, 15),	/* EX_CS3# */
+		[30] = RCAR_GP_PIN(1, 16),	/* EX_CS4# */
+		[31] = RCAR_GP_PIN(1, 17),	/* EX_CS5# */
+	} },
+	{ PINMUX_BIAS_REG("PUPR1", 0xe6060104, "N/A", 0) {
+		/* PUPR1 pull-up pins */
+		[ 0] = RCAR_GP_PIN(1, 18),	/* BS# */
+		[ 1] = RCAR_GP_PIN(1, 19),	/* RD# */
+		[ 2] = RCAR_GP_PIN(1, 20),	/* RD/WR# */
+		[ 3] = RCAR_GP_PIN(1, 21),	/* WE0# */
+		[ 4] = RCAR_GP_PIN(1, 22),	/* WE1# */
+		[ 5] = RCAR_GP_PIN(1, 23),	/* EX_WAIT0 */
+		[ 6] = RCAR_GP_PIN(5, 24),	/* AVS1 */
+		[ 7] = RCAR_GP_PIN(5, 25),	/* AVS2 */
+		[ 8] = RCAR_GP_PIN(1, 10),	/* CS0# */
+		[ 9] = RCAR_GP_PIN(1, 11),	/* CS1#/A26 */
+		[10] = PIN_TRST_N,		/* TRST# */
+		[11] = PIN_TCK,			/* TCK */
+		[12] = PIN_TMS,			/* TMS */
+		[13] = PIN_TDI,			/* TDI */
+		[14] = SH_PFC_PIN_NONE,
+		[15] = SH_PFC_PIN_NONE,
+		[16] = RCAR_GP_PIN(0, 0),	/* D0 */
+		[17] = RCAR_GP_PIN(0, 1),	/* D1 */
+		[18] = RCAR_GP_PIN(0, 2),	/* D2 */
+		[19] = RCAR_GP_PIN(0, 3),	/* D3 */
+		[20] = RCAR_GP_PIN(0, 4),	/* D4 */
+		[21] = RCAR_GP_PIN(0, 5),	/* D5 */
+		[22] = RCAR_GP_PIN(0, 6),	/* D6 */
+		[23] = RCAR_GP_PIN(0, 7),	/* D7 */
+		[24] = RCAR_GP_PIN(0, 8),	/* D8 */
+		[25] = RCAR_GP_PIN(0, 9),	/* D9 */
+		[26] = RCAR_GP_PIN(0, 10),	/* D10 */
+		[27] = RCAR_GP_PIN(0, 11),	/* D11 */
+		[28] = RCAR_GP_PIN(0, 12),	/* D12 */
+		[29] = RCAR_GP_PIN(0, 13),	/* D13 */
+		[30] = RCAR_GP_PIN(0, 14),	/* D14 */
+		[31] = RCAR_GP_PIN(0, 15),	/* D15 */
+	} },
+	{ PINMUX_BIAS_REG("N/A", 0, "PUPR1", 0xe6060104) {
+		/* PUPR1 pull-down pins */
+		[ 0] = SH_PFC_PIN_NONE,
+		[ 1] = SH_PFC_PIN_NONE,
+		[ 2] = SH_PFC_PIN_NONE,
+		[ 3] = SH_PFC_PIN_NONE,
+		[ 4] = SH_PFC_PIN_NONE,
+		[ 5] = SH_PFC_PIN_NONE,
+		[ 6] = SH_PFC_PIN_NONE,
+		[ 7] = SH_PFC_PIN_NONE,
+		[ 8] = SH_PFC_PIN_NONE,
+		[ 9] = SH_PFC_PIN_NONE,
+		[10] = SH_PFC_PIN_NONE,
+		[11] = SH_PFC_PIN_NONE,
+		[12] = SH_PFC_PIN_NONE,
+		[13] = SH_PFC_PIN_NONE,
+		[14] = SH_PFC_PIN_NONE,
+		[15] = PIN_ASEBRK_N_ACK,	/* ASEBRK#/ACK */
+		[16] = SH_PFC_PIN_NONE,
+		[17] = SH_PFC_PIN_NONE,
+		[18] = SH_PFC_PIN_NONE,
+		[19] = SH_PFC_PIN_NONE,
+		[20] = SH_PFC_PIN_NONE,
+		[21] = SH_PFC_PIN_NONE,
+		[22] = SH_PFC_PIN_NONE,
+		[23] = SH_PFC_PIN_NONE,
+		[24] = SH_PFC_PIN_NONE,
+		[25] = SH_PFC_PIN_NONE,
+		[26] = SH_PFC_PIN_NONE,
+		[27] = SH_PFC_PIN_NONE,
+		[28] = SH_PFC_PIN_NONE,
+		[29] = SH_PFC_PIN_NONE,
+		[30] = SH_PFC_PIN_NONE,
+		[31] = SH_PFC_PIN_NONE,
+	} },
+	{ PINMUX_BIAS_REG("PUPR2", 0xe6060108, "N/A", 0) {
+		[ 0] = RCAR_GP_PIN(5, 28),	/* DU_DOTCLKIN2 */
+		[ 1] = SH_PFC_PIN_NONE,
+		[ 2] = SH_PFC_PIN_NONE,
+		[ 3] = SH_PFC_PIN_NONE,
+		[ 4] = SH_PFC_PIN_NONE,
+		[ 5] = RCAR_GP_PIN(2, 0),	/* VI0_CLK */
+		[ 6] = RCAR_GP_PIN(2, 1),	/* VI0_DATA0_VI0_B0 */
+		[ 7] = RCAR_GP_PIN(2, 2),	/* VI0_DATA1_VI0_B1 */
+		[ 8] = RCAR_GP_PIN(2, 3),	/* VI0_DATA2_VI0_B2 */
+		[ 9] = RCAR_GP_PIN(2, 4),	/* VI0_DATA3_VI0_B3 */
+		[10] = RCAR_GP_PIN(2, 5),	/* VI0_DATA4_VI0_B4 */
+		[11] = RCAR_GP_PIN(2, 6),	/* VI0_DATA5_VI0_B5 */
+		[12] = RCAR_GP_PIN(2, 7),	/* VI0_DATA6_VI0_B6 */
+		[13] = RCAR_GP_PIN(2, 8),	/* VI0_DATA7_VI0_B7 */
+		[14] = RCAR_GP_PIN(2, 9),	/* VI1_CLK */
+		[15] = RCAR_GP_PIN(2, 10),	/* VI1_DATA0_VI1_B0 */
+		[16] = RCAR_GP_PIN(2, 11),	/* VI1_DATA1_VI1_B1 */
+		[17] = RCAR_GP_PIN(2, 12),	/* VI1_DATA2_VI1_B2 */
+		[18] = RCAR_GP_PIN(2, 13),	/* VI1_DATA3_VI1_B3 */
+		[19] = RCAR_GP_PIN(2, 14),	/* VI1_DATA4_VI1_B4 */
+		[20] = RCAR_GP_PIN(2, 15),	/* VI1_DATA5_VI1_B5 */
+		[21] = RCAR_GP_PIN(2, 16),	/* VI1_DATA6_VI1_B6 */
+		[22] = RCAR_GP_PIN(2, 17),	/* VI1_DATA7_VI1_B7 */
+		[23] = RCAR_GP_PIN(5, 27),	/* DU_DOTCLKIN1 */
+		[24] = SH_PFC_PIN_NONE,
+		[25] = SH_PFC_PIN_NONE,
+		[26] = SH_PFC_PIN_NONE,
+		[27] = RCAR_GP_PIN(4, 0),	/* MLB_CLK */
+		[28] = RCAR_GP_PIN(4, 1),	/* MLB_SIG */
+		[29] = RCAR_GP_PIN(4, 2),	/* MLB_DAT */
+		[30] = SH_PFC_PIN_NONE,
+		[31] = RCAR_GP_PIN(5, 26),	/* DU_DOTCLKIN0 */
+	} },
+	{ PINMUX_BIAS_REG("PUPR3", 0xe606010c, "N/A", 0) {
+		[ 0] = RCAR_GP_PIN(3, 0),	/* SD0_CLK */
+		[ 1] = RCAR_GP_PIN(3, 1),	/* SD0_CMD */
+		[ 2] = RCAR_GP_PIN(3, 2),	/* SD0_DAT0 */
+		[ 3] = RCAR_GP_PIN(3, 3),	/* SD0_DAT1 */
+		[ 4] = RCAR_GP_PIN(3, 4),	/* SD0_DAT2 */
+		[ 5] = RCAR_GP_PIN(3, 5),	/* SD0_DAT3 */
+		[ 6] = RCAR_GP_PIN(3, 6),	/* SD0_CD */
+		[ 7] = RCAR_GP_PIN(3, 7),	/* SD0_WP */
+		[ 8] = RCAR_GP_PIN(3, 8),	/* SD1_CLK */
+		[ 9] = RCAR_GP_PIN(3, 9),	/* SD1_CMD */
+		[10] = RCAR_GP_PIN(3, 10),	/* SD1_DAT0 */
+		[11] = RCAR_GP_PIN(3, 11),	/* SD1_DAT1 */
+		[12] = RCAR_GP_PIN(3, 12),	/* SD1_DAT2 */
+		[13] = RCAR_GP_PIN(3, 13),	/* SD1_DAT3 */
+		[14] = RCAR_GP_PIN(3, 14),	/* SD1_CD */
+		[15] = RCAR_GP_PIN(3, 15),	/* SD1_WP */
+		[16] = RCAR_GP_PIN(3, 16),	/* SD2_CLK */
+		[17] = RCAR_GP_PIN(3, 17),	/* SD2_CMD */
+		[18] = RCAR_GP_PIN(3, 18),	/* SD2_DAT0 */
+		[19] = RCAR_GP_PIN(3, 19),	/* SD2_DAT1 */
+		[20] = RCAR_GP_PIN(3, 20),	/* SD2_DAT2 */
+		[21] = RCAR_GP_PIN(3, 21),	/* SD2_DAT3 */
+		[22] = RCAR_GP_PIN(3, 22),	/* SD2_CD */
+		[23] = RCAR_GP_PIN(3, 23),	/* SD2_WP */
+		[24] = RCAR_GP_PIN(3, 24),	/* SD3_CLK */
+		[25] = RCAR_GP_PIN(3, 25),	/* SD3_CMD */
+		[26] = RCAR_GP_PIN(3, 26),	/* SD3_DAT0 */
+		[27] = RCAR_GP_PIN(3, 27),	/* SD3_DAT1 */
+		[28] = RCAR_GP_PIN(3, 28),	/* SD3_DAT2 */
+		[29] = RCAR_GP_PIN(3, 29),	/* SD3_DAT3 */
+		[30] = RCAR_GP_PIN(3, 30),	/* SD3_CD */
+		[31] = RCAR_GP_PIN(3, 31),	/* SD3_WP */
+	} },
+	{ PINMUX_BIAS_REG("PUPR4", 0xe6060110, "N/A", 0) {
+		[ 0] = RCAR_GP_PIN(4, 3),	/* SSI_SCK0129 */
+		[ 1] = RCAR_GP_PIN(4, 4),	/* SSI_WS0129 */
+		[ 2] = RCAR_GP_PIN(4, 5),	/* SSI_SDATA0 */
+		[ 3] = RCAR_GP_PIN(4, 6),	/* SSI_SDATA1 */
+		[ 4] = RCAR_GP_PIN(4, 7),	/* SSI_SDATA2 */
+		[ 5] = RCAR_GP_PIN(4, 8),	/* SSI_SCK34 */
+		[ 6] = RCAR_GP_PIN(4, 9),	/* SSI_WS34 */
+		[ 7] = RCAR_GP_PIN(4, 10),	/* SSI_SDATA3 */
+		[ 8] = RCAR_GP_PIN(4, 11),	/* SSI_SCK4 */
+		[ 9] = RCAR_GP_PIN(4, 12),	/* SSI_WS4 */
+		[10] = RCAR_GP_PIN(4, 13),	/* SSI_SDATA4 */
+		[11] = RCAR_GP_PIN(4, 14),	/* SSI_SCK5 */
+		[12] = RCAR_GP_PIN(4, 15),	/* SSI_WS5 */
+		[13] = RCAR_GP_PIN(4, 16),	/* SSI_SDATA5 */
+		[14] = RCAR_GP_PIN(4, 17),	/* SSI_SCK6 */
+		[15] = RCAR_GP_PIN(4, 18),	/* SSI_WS6 */
+		[16] = RCAR_GP_PIN(4, 19),	/* SSI_SDATA6 */
+		[17] = RCAR_GP_PIN(4, 20),	/* SSI_SCK78 */
+		[18] = RCAR_GP_PIN(4, 21),	/* SSI_WS78 */
+		[19] = RCAR_GP_PIN(4, 22),	/* SSI_SDATA7 */
+		[20] = RCAR_GP_PIN(4, 23),	/* SSI_SDATA8 */
+		[21] = RCAR_GP_PIN(4, 24),	/* SSI_SDATA9 */
+		[22] = RCAR_GP_PIN(4, 25),	/* AUDIO_CLKA */
+		[23] = RCAR_GP_PIN(4, 26),	/* AUDIO_CLKB */
+		[24] = RCAR_GP_PIN(1, 24),	/* DREQ0 */
+		[25] = RCAR_GP_PIN(1, 25),	/* DACK0 */
+		[26] = RCAR_GP_PIN(1, 26),	/* DREQ1 */
+		[27] = RCAR_GP_PIN(1, 27),	/* DACK1 */
+		[28] = RCAR_GP_PIN(1, 28),	/* DREQ2 */
+		[29] = RCAR_GP_PIN(1, 29),	/* DACK2 */
+		[30] = RCAR_GP_PIN(2, 18),	/* ETH_CRS_DV */
+		[31] = RCAR_GP_PIN(2, 19),	/* ETH_RX_ER */
+	} },
+	{ PINMUX_BIAS_REG("PUPR5", 0xe6060114, "N/A", 0) {
+		[ 0] = RCAR_GP_PIN(4, 27),	/* SCIFA0_SCK */
+		[ 1] = RCAR_GP_PIN(4, 28),	/* SCIFA0_RXD */
+		[ 2] = RCAR_GP_PIN(4, 29),	/* SCIFA0_TXD */
+		[ 3] = RCAR_GP_PIN(4, 30),	/* SCIFA0_CTS# */
+		[ 4] = RCAR_GP_PIN(4, 31),	/* SCIFA0_RTS# */
+		[ 5] = RCAR_GP_PIN(5, 0),	/* SCIFA1_RXD */
+		[ 6] = RCAR_GP_PIN(5, 1),	/* SCIFA1_TXD */
+		[ 7] = RCAR_GP_PIN(5, 2),	/* SCIFA1_CTS# */
+		[ 8] = RCAR_GP_PIN(5, 3),	/* SCIFA1_RTS# */
+		[ 9] = RCAR_GP_PIN(5, 4),	/* SCIFA2_SCK */
+		[10] = RCAR_GP_PIN(5, 5),	/* SCIFA2_RXD */
+		[11] = RCAR_GP_PIN(5, 6),	/* SCIFA2_TXD */
+		[12] = RCAR_GP_PIN(5, 7),	/* HSCK0 */
+		[13] = RCAR_GP_PIN(5, 8),	/* HRX0 */
+		[14] = RCAR_GP_PIN(5, 9),	/* HTX0 */
+		[15] = RCAR_GP_PIN(5, 10),	/* HCTS0# */
+		[16] = RCAR_GP_PIN(5, 11),	/* HRTS0# */
+		[17] = RCAR_GP_PIN(5, 12),	/* MSIOF0_SCK */
+		[18] = RCAR_GP_PIN(5, 13),	/* MSIOF0_SYNC */
+		[19] = RCAR_GP_PIN(5, 14),	/* MSIOF0_SS1 */
+		[20] = RCAR_GP_PIN(5, 15),	/* MSIOF0_TXD */
+		[21] = RCAR_GP_PIN(5, 16),	/* MSIOF0_SS2 */
+		[22] = RCAR_GP_PIN(5, 17),	/* MSIOF0_RXD */
+		[23] = RCAR_GP_PIN(5, 18),	/* USB0_PWEN */
+		[24] = RCAR_GP_PIN(5, 19),	/* USB0_OVC_VBUS */
+		[25] = RCAR_GP_PIN(5, 20),	/* USB1_PWEN */
+		[26] = RCAR_GP_PIN(5, 21),	/* USB1_OVC */
+		[27] = RCAR_GP_PIN(5, 22),	/* USB2_PWEN */
+		[28] = RCAR_GP_PIN(5, 23),	/* USB2_OVC */
+		[29] = RCAR_GP_PIN(2, 20),	/* ETH_RXD0 */
+		[30] = RCAR_GP_PIN(2, 21),	/* ETH_RXD1 */
+		[31] = RCAR_GP_PIN(2, 22),	/* ETH_LINK */
+	} },
+	{ PINMUX_BIAS_REG("PUPR6", 0xe6060118, "N/A", 0) {
+		[ 0] = RCAR_GP_PIN(2, 23),	/* ETH_REF_CLK */
+		[ 1] = RCAR_GP_PIN(2, 24),	/* ETH_MDIO */
+		[ 2] = RCAR_GP_PIN(2, 25),	/* ETH_TXD1 */
+		[ 3] = RCAR_GP_PIN(2, 26),	/* ETH_TX_EN */
+		[ 4] = RCAR_GP_PIN(2, 27),	/* ETH_MAGIC */
+		[ 5] = RCAR_GP_PIN(2, 28),	/* ETH_TXD0 */
+		[ 6] = RCAR_GP_PIN(2, 29),	/* ETH_MDC */
+		[ 7] = RCAR_GP_PIN(5, 29),	/* PWM0 */
+		[ 8] = RCAR_GP_PIN(5, 30),	/* PWM1 */
+		[ 9] = RCAR_GP_PIN(5, 31),	/* PWM2 */
+		[10] = SH_PFC_PIN_NONE,
+		[11] = SH_PFC_PIN_NONE,
+		[12] = SH_PFC_PIN_NONE,
+		[13] = SH_PFC_PIN_NONE,
+		[14] = SH_PFC_PIN_NONE,
+		[15] = SH_PFC_PIN_NONE,
+		[16] = SH_PFC_PIN_NONE,
+		[17] = SH_PFC_PIN_NONE,
+		[18] = SH_PFC_PIN_NONE,
+		[19] = SH_PFC_PIN_NONE,
+		[20] = SH_PFC_PIN_NONE,
+		[21] = SH_PFC_PIN_NONE,
+		[22] = SH_PFC_PIN_NONE,
+		[23] = SH_PFC_PIN_NONE,
+		[24] = SH_PFC_PIN_NONE,
+		[25] = SH_PFC_PIN_NONE,
+		[26] = SH_PFC_PIN_NONE,
+		[27] = SH_PFC_PIN_NONE,
+		[28] = SH_PFC_PIN_NONE,
+		[29] = SH_PFC_PIN_NONE,
+		[30] = SH_PFC_PIN_NONE,
+		[31] = SH_PFC_PIN_NONE,
+	} },
+	{ /* sentinel */ }
+};
+
 static const struct soc_device_attribute r8a7790_tdsel[] = {
 	{ .soc_id = "r8a7790", .revision = "ES1.0" },
 	{ /* sentinel */ }
@@ -6009,6 +6292,8 @@ static int r8a7790_pinmux_soc_init(struct sh_pfc *pfc)
 static const struct sh_pfc_soc_operations r8a7790_pinmux_ops = {
 	.init = r8a7790_pinmux_soc_init,
 	.pin_to_pocctrl = r8a7790_pin_to_pocctrl,
+	.get_bias = rcar_pinmux_get_bias,
+	.set_bias = rcar_pinmux_set_bias,
 };
 
 #ifdef CONFIG_PINCTRL_PFC_R8A7742
@@ -6027,6 +6312,7 @@ const struct sh_pfc_soc_info r8a7742_pinmux_info = {
 	.nr_functions = ARRAY_SIZE(pinmux_functions.common),
 
 	.cfg_regs = pinmux_config_regs,
+	.bias_regs = pinmux_bias_regs,
 
 	.pinmux_data = pinmux_data,
 	.pinmux_data_size = ARRAY_SIZE(pinmux_data),
@@ -6051,6 +6337,7 @@ const struct sh_pfc_soc_info r8a7790_pinmux_info = {
 		ARRAY_SIZE(pinmux_functions.automotive),
 
 	.cfg_regs = pinmux_config_regs,
+	.bias_regs = pinmux_bias_regs,
 
 	.pinmux_data = pinmux_data,
 	.pinmux_data_size = ARRAY_SIZE(pinmux_data),