diff options
| author | Ondrej Jirman <megous@megous.com> | 2019-04-13 18:54:12 +0200 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2019-04-23 12:29:21 +0200 |
| commit | f7275345728a0ff18a0607dd3706f2ca25dc53e0 (patch) | |
| tree | 9ed152f601716f531c7efe2763e7322391f1a44f /drivers/pinctrl/sunxi/pinctrl-sunxi.h | |
| parent | 483d70d73beaecab55882fcd2a357af72674e24c (diff) | |
pinctrl: sunxi: Prepare for alternative bias voltage setting methods
H6 has a different I/O voltage bias setting method than A80. Prepare
existing code for using alternative bias voltage setting methods.
Signed-off-by: Ondrej Jirman <megous@megous.com>
Acked-by: Maxime Ripard <maxime.ripard@bootlin.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/pinctrl/sunxi/pinctrl-sunxi.h')
| -rw-r--r-- | drivers/pinctrl/sunxi/pinctrl-sunxi.h | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/drivers/pinctrl/sunxi/pinctrl-sunxi.h b/drivers/pinctrl/sunxi/pinctrl-sunxi.h index ee15ab067b5f..a62b81357136 100644 --- a/drivers/pinctrl/sunxi/pinctrl-sunxi.h +++ b/drivers/pinctrl/sunxi/pinctrl-sunxi.h @@ -95,6 +95,15 @@ #define PINCTRL_SUN7I_A20 BIT(7) #define PINCTRL_SUN8I_R40 BIT(8) +enum sunxi_desc_bias_voltage { + BIAS_VOLTAGE_NONE, + /* + * Bias voltage configuration is done through + * Pn_GRP_CONFIG registers, as seen on A80 SoC. + */ + BIAS_VOLTAGE_GRP_CONFIG, +}; + struct sunxi_desc_function { unsigned long variant; const char *name; @@ -117,7 +126,7 @@ struct sunxi_pinctrl_desc { const unsigned int *irq_bank_map; bool irq_read_needs_mux; bool disable_strict_mode; - bool has_io_bias_cfg; + enum sunxi_desc_bias_voltage io_bias_cfg_variant; }; struct sunxi_pinctrl_function { |