diff options
| author | Wolfram Sang <wsa+renesas@sang-engineering.com> | 2022-03-20 12:25:42 +0300 |
|---|---|---|
| committer | Geert Uytterhoeven <geert+renesas@glider.be> | 2022-04-20 12:53:46 +0300 |
| commit | 843394c61e9a71f0fb340a08b28cb42695baa929 (patch) | |
| tree | 261721ed510dcda3e85b96020d3e78cad4867841 /drivers/pinctrl/renesas/pfc-r8a77990.c | |
| parent | 2130ac189251ea479da985142e5cc8f0ee7c6107 (diff) | |
| download | linux-843394c61e9a71f0fb340a08b28cb42695baa929.tar.xz | |
pinctrl: renesas: r8a77990: Add drive-strength
According to R-Car Gen3 HW documentation 2.20 onwards, drive-strength is
introduced to r8a77990. It is also documented for r8a774c0. Add it to
the pinctrl driver.
Signed-off-by: LUU HOAI <hoai.luu.ub@renesas.com>
Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Link: https://lore.kernel.org/r/20220320092542.2308-3-wsa+renesas@sang-engineering.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Diffstat (limited to 'drivers/pinctrl/renesas/pfc-r8a77990.c')
| -rw-r--r-- | drivers/pinctrl/renesas/pfc-r8a77990.c | 39 |
1 files changed, 37 insertions, 2 deletions
diff --git a/drivers/pinctrl/renesas/pfc-r8a77990.c b/drivers/pinctrl/renesas/pfc-r8a77990.c index 6c4ba9e16058..e2ca86d69a5a 100644 --- a/drivers/pinctrl/renesas/pfc-r8a77990.c +++ b/drivers/pinctrl/renesas/pfc-r8a77990.c @@ -22,12 +22,12 @@ PORT_GP_CFG_18(0, fn, sfx, CFG_FLAGS), \ PORT_GP_CFG_23(1, fn, sfx, CFG_FLAGS), \ PORT_GP_CFG_26(2, fn, sfx, CFG_FLAGS), \ - PORT_GP_CFG_12(3, fn, sfx, CFG_FLAGS | SH_PFC_PIN_CFG_IO_VOLTAGE), \ + PORT_GP_CFG_12(3, fn, sfx, CFG_FLAGS | SH_PFC_PIN_CFG_IO_VOLTAGE | SH_PFC_PIN_CFG_DRIVE_STRENGTH), \ 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_11(4, fn, sfx, CFG_FLAGS | SH_PFC_PIN_CFG_IO_VOLTAGE), \ + PORT_GP_CFG_11(4, fn, sfx, CFG_FLAGS | SH_PFC_PIN_CFG_IO_VOLTAGE | SH_PFC_PIN_CFG_DRIVE_STRENGTH), \ PORT_GP_CFG_20(5, fn, sfx, CFG_FLAGS), \ PORT_GP_CFG_9(6, fn, sfx, CFG_FLAGS), \ PORT_GP_CFG_1(6, 9, fn, sfx, SH_PFC_PIN_CFG_PULL_UP), \ @@ -5030,6 +5030,39 @@ static const struct pinmux_cfg_reg pinmux_config_regs[] = { { }, }; +static const struct pinmux_drive_reg pinmux_drive_regs[] = { + { PINMUX_DRIVE_REG("DRVCTRL8", 0xe6060320) { + { RCAR_GP_PIN(3, 0), 18, 2 }, /* SD0_CLK */ + { RCAR_GP_PIN(3, 1), 15, 2 }, /* SD0_CMD */ + { RCAR_GP_PIN(3, 2), 12, 2 }, /* SD0_DAT0 */ + { RCAR_GP_PIN(3, 3), 9, 2 }, /* SD0_DAT1 */ + { RCAR_GP_PIN(3, 4), 6, 2 }, /* SD0_DAT2 */ + { RCAR_GP_PIN(3, 5), 3, 2 }, /* SD0_DAT3 */ + { RCAR_GP_PIN(3, 6), 0, 2 }, /* SD1_CLK */ + } }, + { PINMUX_DRIVE_REG("DRVCTRL9", 0xe6060324) { + { RCAR_GP_PIN(3, 7), 29, 2 }, /* SD1_CMD */ + { RCAR_GP_PIN(3, 8), 26, 2 }, /* SD1_DAT0 */ + { RCAR_GP_PIN(3, 9), 23, 2 }, /* SD1_DAT1 */ + { RCAR_GP_PIN(3, 10), 20, 2 }, /* SD1_DAT2 */ + { RCAR_GP_PIN(3, 11), 17, 2 }, /* SD1_DAT3 */ + { RCAR_GP_PIN(4, 0), 14, 2 }, /* SD3_CLK */ + { RCAR_GP_PIN(4, 1), 11, 2 }, /* SD3_CMD */ + { RCAR_GP_PIN(4, 2), 8, 2 }, /* SD3_DAT0 */ + { RCAR_GP_PIN(4, 3), 5, 2 }, /* SD3_DAT1 */ + { RCAR_GP_PIN(4, 4), 2, 2 }, /* SD3_DAT2 */ + } }, + { PINMUX_DRIVE_REG("DRVCTRL10", 0xe6060328) { + { RCAR_GP_PIN(4, 5), 29, 2 }, /* SD3_DAT3 */ + { RCAR_GP_PIN(4, 6), 26, 2 }, /* SD3_DAT4 */ + { RCAR_GP_PIN(4, 7), 23, 2 }, /* SD3_DAT5 */ + { RCAR_GP_PIN(4, 8), 20, 2 }, /* SD3_DAT6 */ + { RCAR_GP_PIN(4, 9), 17, 2 }, /* SD3_DAT7 */ + { RCAR_GP_PIN(4, 10), 14, 2 }, /* SD3_DS */ + } }, + { }, +}; + enum ioctrl_regs { POCCTRL0, TDSELCTRL, @@ -5286,6 +5319,7 @@ const struct sh_pfc_soc_info r8a774c0_pinmux_info = { .nr_functions = ARRAY_SIZE(pinmux_functions.common), .cfg_regs = pinmux_config_regs, + .drive_regs = pinmux_drive_regs, .bias_regs = pinmux_bias_regs, .ioctrl_regs = pinmux_ioctrl_regs, @@ -5312,6 +5346,7 @@ const struct sh_pfc_soc_info r8a77990_pinmux_info = { ARRAY_SIZE(pinmux_functions.automotive), .cfg_regs = pinmux_config_regs, + .drive_regs = pinmux_drive_regs, .bias_regs = pinmux_bias_regs, .ioctrl_regs = pinmux_ioctrl_regs, |