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Diffstat (limited to 'drivers/pinctrl/aspeed/pinctrl-aspeed.h')
-rw-r--r--drivers/pinctrl/aspeed/pinctrl-aspeed.h38
1 files changed, 36 insertions, 2 deletions
diff --git a/drivers/pinctrl/aspeed/pinctrl-aspeed.h b/drivers/pinctrl/aspeed/pinctrl-aspeed.h
index a5d83986f32e..4dcde3bc29c8 100644
--- a/drivers/pinctrl/aspeed/pinctrl-aspeed.h
+++ b/drivers/pinctrl/aspeed/pinctrl-aspeed.h
@@ -24,8 +24,7 @@ struct aspeed_pin_config {
enum pin_config_param param;
unsigned int pins[2];
unsigned int reg;
- u8 bit;
- u8 value;
+ u32 mask;
};
#define ASPEED_PINCTRL_PIN(name_) \
@@ -35,6 +34,38 @@ struct aspeed_pin_config {
.drv_data = (void *) &(PIN_SYM(name_)) \
}
+#define ASPEED_SB_PINCONF(param_, pin0_, pin1_, reg_, bit_) { \
+ .param = param_, \
+ .pins = {pin0_, pin1_}, \
+ .reg = reg_, \
+ .mask = BIT_MASK(bit_) \
+}
+
+#define ASPEED_PULL_DOWN_PINCONF(pin_, reg_, bit_) \
+ ASPEED_SB_PINCONF(PIN_CONFIG_BIAS_PULL_DOWN, pin_, pin_, reg_, bit_), \
+ ASPEED_SB_PINCONF(PIN_CONFIG_BIAS_DISABLE, pin_, pin_, reg_, bit_)
+
+#define ASPEED_PULL_UP_PINCONF(pin_, reg_, bit_) \
+ ASPEED_SB_PINCONF(PIN_CONFIG_BIAS_PULL_UP, pin_, pin_, reg_, bit_), \
+ ASPEED_SB_PINCONF(PIN_CONFIG_BIAS_DISABLE, pin_, pin_, reg_, bit_)
+/*
+ * Aspeed pin configuration description.
+ *
+ * @param: pinconf configuration parameter
+ * @arg: The supported argument for @param, or -1 if any value is supported
+ * @val: The register value to write to configure @arg for @param
+ * @mask: The bitfield mask for @val
+ *
+ * The map is to be used in conjunction with the configuration array supplied
+ * by the driver implementation.
+ */
+struct aspeed_pin_config_map {
+ enum pin_config_param param;
+ s32 arg;
+ u32 val;
+ u32 mask;
+};
+
struct aspeed_pinctrl_data {
struct regmap *scu;
@@ -45,6 +76,9 @@ struct aspeed_pinctrl_data {
const unsigned int nconfigs;
struct aspeed_pinmux_data pinmux;
+
+ const struct aspeed_pin_config_map *confmaps;
+ const unsigned int nconfmaps;
};
/* Aspeed pinctrl helpers */