From: Takeshi Kihara commit 100431b61dc5a591913b16971af644d8bf622599 upstream. This patch adds I2C{0,3,5} pins, groups and functions to the R8A7795 SoC. These pins are physically muxed with other pins. Therefore, setup of MOD_SEL is needed for exclusive control with other pins. Signed-off-by: Takeshi Kihara Signed-off-by: Ulrich Hecht Signed-off-by: Geert Uytterhoeven Signed-off-by: Biju Das --- drivers/pinctrl/sh-pfc/pfc-r8a7795.c | 95 ++++++++++++++++++++++------ 1 file changed, 74 insertions(+), 21 deletions(-) diff --git a/drivers/pinctrl/sh-pfc/pfc-r8a7795.c b/drivers/pinctrl/sh-pfc/pfc-r8a7795.c index 1b497c87a0a4..6f5bbdce8fb4 100644 --- a/drivers/pinctrl/sh-pfc/pfc-r8a7795.c +++ b/drivers/pinctrl/sh-pfc/pfc-r8a7795.c @@ -552,6 +552,9 @@ MOD_SEL0_4_3 MOD_SEL1_4 \ FM(DU_DOTCLKIN0) FM(DU_DOTCLKIN1) FM(DU_DOTCLKIN2) FM(DU_DOTCLKIN3) \ FM(TMS) FM(TDO) FM(ASEBRK) FM(MLB_REF) FM(TDI) FM(TCK) FM(TRST) FM(EXTALR) +#define PINMUX_PHYS \ + FM(SCL0) FM(SDA0) FM(SCL3) FM(SDA3) FM(SCL5) FM(SDA5) + enum { PINMUX_RESERVED = 0, @@ -577,6 +580,7 @@ enum { PINMUX_IPSR PINMUX_MOD_SELS PINMUX_STATIC + PINMUX_PHYS PINMUX_MARK_END, #undef F_ #undef FM @@ -590,9 +594,6 @@ static const u16 pinmux_data[] = { PINMUX_SINGLE(CLKOUT), PINMUX_SINGLE(GP7_02), PINMUX_SINGLE(GP7_03), - PINMUX_SINGLE(I2C_SEL_0_1), - PINMUX_SINGLE(I2C_SEL_3_1), - PINMUX_SINGLE(I2C_SEL_5_1), PINMUX_SINGLE(MSIOF0_RXD), PINMUX_SINGLE(MSIOF0_SCK), PINMUX_SINGLE(MSIOF0_TXD), @@ -616,14 +617,16 @@ static const u16 pinmux_data[] = { PINMUX_IPSR_MSEL(IP0_15_12, MSIOF2_SCK_C, SEL_MSIOF2_2), PINMUX_IPSR_MSEL(IP0_15_12, TX4_A, SEL_SCIF4_0), - PINMUX_IPSR_MSEL(IP0_19_16, AVB_AVTP_MATCH_A, SEL_ETHERAVB_0), - PINMUX_IPSR_MSEL(IP0_19_16, MSIOF2_RXD_C, SEL_MSIOF2_2), - PINMUX_IPSR_MSEL(IP0_19_16, CTS4_N_A, SEL_SCIF4_0), - PINMUX_IPSR_GPSR(IP0_19_16, FSCLKST2_N_A), + PINMUX_IPSR_PHYS_MSEL(IP0_19_16, AVB_AVTP_MATCH_A, I2C_SEL_5_0, SEL_ETHERAVB_0), + PINMUX_IPSR_PHYS_MSEL(IP0_19_16, MSIOF2_RXD_C, I2C_SEL_5_0, SEL_MSIOF2_2), + PINMUX_IPSR_PHYS_MSEL(IP0_19_16, CTS4_N_A, I2C_SEL_5_0, SEL_SCIF4_0), + PINMUX_IPSR_MSEL(IP0_19_16, FSCLKST2_N_A, I2C_SEL_5_0), + PINMUX_IPSR_PHYS(IP0_19_16, SCL5, I2C_SEL_5_1), - PINMUX_IPSR_MSEL(IP0_23_20, AVB_AVTP_CAPTURE_A, SEL_ETHERAVB_0), - PINMUX_IPSR_MSEL(IP0_23_20, MSIOF2_TXD_C, SEL_MSIOF2_2), - PINMUX_IPSR_MSEL(IP0_23_20, RTS4_N_A, SEL_SCIF4_0), + PINMUX_IPSR_PHYS_MSEL(IP0_23_20, AVB_AVTP_CAPTURE_A, I2C_SEL_5_0, SEL_ETHERAVB_0), + PINMUX_IPSR_PHYS_MSEL(IP0_23_20, MSIOF2_TXD_C, I2C_SEL_5_0, SEL_MSIOF2_2), + PINMUX_IPSR_PHYS_MSEL(IP0_23_20, RTS4_N_A, I2C_SEL_5_0, SEL_SCIF4_0), + PINMUX_IPSR_PHYS(IP0_23_20, SDA5, I2C_SEL_5_1), PINMUX_IPSR_GPSR(IP0_27_24, IRQ0), PINMUX_IPSR_GPSR(IP0_27_24, QPOLB), @@ -676,14 +679,16 @@ static const u16 pinmux_data[] = { PINMUX_IPSR_MSEL(IP1_19_16, VI4_DATA6_B, SEL_VIN4_1), PINMUX_IPSR_MSEL(IP1_19_16, IECLK_B, SEL_IEBUS_1), - PINMUX_IPSR_MSEL(IP1_23_20, PWM1_A, SEL_PWM1_0), - PINMUX_IPSR_MSEL(IP1_23_20, HRX3_D, SEL_HSCIF3_3), - PINMUX_IPSR_MSEL(IP1_23_20, VI4_DATA7_B, SEL_VIN4_1), - PINMUX_IPSR_MSEL(IP1_23_20, IERX_B, SEL_IEBUS_1), + PINMUX_IPSR_PHYS_MSEL(IP1_23_20, PWM1_A, I2C_SEL_3_0, SEL_PWM1_0), + PINMUX_IPSR_PHYS_MSEL(IP1_23_20, HRX3_D, I2C_SEL_3_0, SEL_HSCIF3_3), + PINMUX_IPSR_PHYS_MSEL(IP1_23_20, VI4_DATA7_B, I2C_SEL_3_0, SEL_VIN4_1), + PINMUX_IPSR_PHYS_MSEL(IP1_23_20, IERX_B, I2C_SEL_3_0, SEL_IEBUS_1), + PINMUX_IPSR_PHYS(IP0_23_20, SCL3, I2C_SEL_3_1), - PINMUX_IPSR_MSEL(IP1_27_24, PWM2_A, SEL_PWM2_0), - PINMUX_IPSR_MSEL(IP1_27_24, HTX3_D, SEL_HSCIF3_3), - PINMUX_IPSR_MSEL(IP1_27_24, IETX_B, SEL_IEBUS_1), + PINMUX_IPSR_PHYS_MSEL(IP1_27_24, PWM2_A, I2C_SEL_3_0, SEL_PWM2_0), + PINMUX_IPSR_PHYS_MSEL(IP1_27_24, HTX3_D, I2C_SEL_3_0, SEL_HSCIF3_3), + PINMUX_IPSR_PHYS_MSEL(IP1_27_24, IETX_B, I2C_SEL_3_0, SEL_IEBUS_1), + PINMUX_IPSR_PHYS(IP1_27_24, SDA3, I2C_SEL_3_1), PINMUX_IPSR_GPSR(IP1_31_28, A0), PINMUX_IPSR_GPSR(IP1_31_28, LCDOUT16), @@ -1115,11 +1120,13 @@ static const u16 pinmux_data[] = { PINMUX_IPSR_GPSR(IP11_15_12, SD0_WP), PINMUX_IPSR_MSEL(IP11_15_12, SDA2_B, SEL_I2C2_1), - PINMUX_IPSR_GPSR(IP11_19_16, SD1_CD), - PINMUX_IPSR_MSEL(IP11_19_16, SIM0_CLK_B, SEL_SIMCARD_1), + PINMUX_IPSR_MSEL(IP11_19_16, SD1_CD, I2C_SEL_0_0), + PINMUX_IPSR_PHYS_MSEL(IP11_19_16, SIM0_CLK_B, I2C_SEL_0_0, SEL_SIMCARD_1), + PINMUX_IPSR_PHYS(IP11_19_16, SCL0, I2C_SEL_0_1), - PINMUX_IPSR_GPSR(IP11_23_20, SD1_WP), - PINMUX_IPSR_MSEL(IP11_23_20, SIM0_D_B, SEL_SIMCARD_1), + PINMUX_IPSR_MSEL(IP11_23_20, SD1_WP, I2C_SEL_0_0), + PINMUX_IPSR_PHYS_MSEL(IP11_23_20, SIM0_D_B, I2C_SEL_0_0, SEL_SIMCARD_1), + PINMUX_IPSR_PHYS(IP11_23_20, SDA0, I2C_SEL_0_1), PINMUX_IPSR_GPSR(IP11_27_24, SCK0), PINMUX_IPSR_MSEL(IP11_27_24, HSCK1_B, SEL_HSCIF1_1), @@ -2332,6 +2339,15 @@ static const unsigned int hscif4_data_b_mux[] = { }; /* - I2C -------------------------------------------------------------------- */ +static const unsigned int i2c0_pins[] = { + /* SCL, SDA */ + RCAR_GP_PIN(3, 14), RCAR_GP_PIN(3, 15), +}; + +static const unsigned int i2c0_mux[] = { + SCL0_MARK, SDA0_MARK, +}; + static const unsigned int i2c1_a_pins[] = { /* SDA, SCL */ RCAR_GP_PIN(5, 11), RCAR_GP_PIN(5, 10), @@ -2360,6 +2376,25 @@ static const unsigned int i2c2_b_pins[] = { static const unsigned int i2c2_b_mux[] = { SDA2_B_MARK, SCL2_B_MARK, }; + +static const unsigned int i2c3_pins[] = { + /* SCL, SDA */ + RCAR_GP_PIN(2, 7), RCAR_GP_PIN(2, 8), +}; + +static const unsigned int i2c3_mux[] = { + SCL3_MARK, SDA3_MARK, +}; + +static const unsigned int i2c5_pins[] = { + /* SCL, SDA */ + RCAR_GP_PIN(2, 13), RCAR_GP_PIN(2, 14), +}; + +static const unsigned int i2c5_mux[] = { + SCL5_MARK, SDA5_MARK, +}; + static const unsigned int i2c6_a_pins[] = { /* SDA, SCL */ RCAR_GP_PIN(1, 8), RCAR_GP_PIN(1, 11), @@ -4240,10 +4275,13 @@ static const struct sh_pfc_pin_group pinmux_groups[] = { SH_PFC_PIN_GROUP(hscif4_clk), SH_PFC_PIN_GROUP(hscif4_ctrl), SH_PFC_PIN_GROUP(hscif4_data_b), + SH_PFC_PIN_GROUP(i2c0), SH_PFC_PIN_GROUP(i2c1_a), SH_PFC_PIN_GROUP(i2c1_b), SH_PFC_PIN_GROUP(i2c2_a), SH_PFC_PIN_GROUP(i2c2_b), + SH_PFC_PIN_GROUP(i2c3), + SH_PFC_PIN_GROUP(i2c5), SH_PFC_PIN_GROUP(i2c6_a), SH_PFC_PIN_GROUP(i2c6_b), SH_PFC_PIN_GROUP(i2c6_c), @@ -4636,6 +4674,10 @@ static const char * const hscif4_groups[] = { "hscif4_data_b", }; +static const char * const i2c0_groups[] = { + "i2c0", +}; + static const char * const i2c1_groups[] = { "i2c1_a", "i2c1_b", @@ -4646,6 +4688,14 @@ static const char * const i2c2_groups[] = { "i2c2_b", }; +static const char * const i2c3_groups[] = { + "i2c3", +}; + +static const char * const i2c5_groups[] = { + "i2c5", +}; + static const char * const i2c6_groups[] = { "i2c6_a", "i2c6_b", @@ -5004,8 +5054,11 @@ static const struct sh_pfc_function pinmux_functions[] = { SH_PFC_FUNCTION(hscif2), SH_PFC_FUNCTION(hscif3), SH_PFC_FUNCTION(hscif4), + SH_PFC_FUNCTION(i2c0), SH_PFC_FUNCTION(i2c1), SH_PFC_FUNCTION(i2c2), + SH_PFC_FUNCTION(i2c3), + SH_PFC_FUNCTION(i2c5), SH_PFC_FUNCTION(i2c6), SH_PFC_FUNCTION(intc_ex), SH_PFC_FUNCTION(msiof0), -- 2.17.1