diff options
Diffstat (limited to 'drivers/pinctrl/sh-pfc/pfc-r8a77980.c')
| -rw-r--r-- | drivers/pinctrl/sh-pfc/pfc-r8a77980.c | 52 |
1 files changed, 49 insertions, 3 deletions
diff --git a/drivers/pinctrl/sh-pfc/pfc-r8a77980.c b/drivers/pinctrl/sh-pfc/pfc-r8a77980.c index 84c8f1c2f1d1..3f6967331f64 100644 --- a/drivers/pinctrl/sh-pfc/pfc-r8a77980.c +++ b/drivers/pinctrl/sh-pfc/pfc-r8a77980.c @@ -19,10 +19,10 @@ #include "sh_pfc.h" #define CPU_ALL_PORT(fn, sfx) \ - PORT_GP_22(0, fn, sfx), \ + PORT_GP_CFG_22(0, fn, sfx, SH_PFC_PIN_CFG_IO_VOLTAGE), \ PORT_GP_28(1, fn, sfx), \ - PORT_GP_30(2, fn, sfx), \ - PORT_GP_17(3, fn, sfx), \ + PORT_GP_CFG_30(2, fn, sfx, SH_PFC_PIN_CFG_IO_VOLTAGE), \ + PORT_GP_CFG_17(3, fn, sfx, SH_PFC_PIN_CFG_IO_VOLTAGE), \ PORT_GP_25(4, fn, sfx), \ PORT_GP_15(5, fn, sfx) @@ -2779,8 +2779,53 @@ static const struct pinmux_cfg_reg pinmux_config_regs[] = { { }, }; +enum ioctrl_regs { + IOCTRL30, + IOCTRL31, + IOCTRL32, + IOCTRL33, +}; + +static const struct pinmux_ioctrl_reg pinmux_ioctrl_regs[] = { + [IOCTRL30] = { 0xe6060380, }, + [IOCTRL31] = { 0xe6060384, }, + [IOCTRL32] = { 0xe6060388, }, + [IOCTRL33] = { 0xe606038c, }, + { /* sentinel */ }, +}; + +static int r8a77980_pin_to_pocctrl(struct sh_pfc *pfc, unsigned int pin, + u32 *pocctrl) +{ + int bit = pin & 0x1f; + + *pocctrl = pinmux_ioctrl_regs[IOCTRL30].reg; + if (pin >= RCAR_GP_PIN(0, 0) && pin <= RCAR_GP_PIN(0, 21)) + return bit; + else if (pin >= RCAR_GP_PIN(2, 0) && pin <= RCAR_GP_PIN(2, 9)) + return bit + 22; + + *pocctrl = pinmux_ioctrl_regs[IOCTRL31].reg; + if (pin >= RCAR_GP_PIN(2, 10) && pin <= RCAR_GP_PIN(2, 16)) + return bit - 10; + if ((pin >= RCAR_GP_PIN(2, 17) && pin <= RCAR_GP_PIN(2, 24)) || + (pin >= RCAR_GP_PIN(3, 0) && pin <= RCAR_GP_PIN(3, 16))) + return bit + 7; + + *pocctrl = pinmux_ioctrl_regs[IOCTRL32].reg; + if (pin >= RCAR_GP_PIN(2, 25) && pin <= RCAR_GP_PIN(2, 29)) + return pin - 25; + + return -EINVAL; +} + +static const struct sh_pfc_soc_operations pinmux_ops = { + .pin_to_pocctrl = r8a77980_pin_to_pocctrl, +}; + const struct sh_pfc_soc_info r8a77980_pinmux_info = { .name = "r8a77980_pfc", + .ops = &pinmux_ops, .unlock_reg = 0xe6060000, /* PMMR */ .function = { PINMUX_FUNCTION_BEGIN, PINMUX_FUNCTION_END }, @@ -2793,6 +2838,7 @@ const struct sh_pfc_soc_info r8a77980_pinmux_info = { .nr_functions = ARRAY_SIZE(pinmux_functions), .cfg_regs = pinmux_config_regs, + .ioctrl_regs = pinmux_ioctrl_regs, .pinmux_data = pinmux_data, .pinmux_data_size = ARRAY_SIZE(pinmux_data), |