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pinctrl: aspeed: Add PIN_DECL_3() helper 

This case is common in the AST2600, so add to the collection.

Signed-off-by: Andrew Jeffery <andrew@aj.id.au>
Link: https://lore.kernel.org/r/20190729055604.13239-4-andrew@aj.id.au
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Andrew Jeffery 2019-07-29 15:26:01 +09:30 committed by Linus Walleij
parent 7b38897081
commit 27d1f73670
1 changed files with 40 additions and 32 deletions
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72
drivers/pinctrl/aspeed/pinmux-aspeed.h
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@ -604,38 +604,6 @@ struct aspeed_pin_desc {
static const struct aspeed_pin_desc PIN_SYM(pin) = \
{ #pin, PIN_EXPRS_PTR(pin) }
/**
* Declare a two-signal pin
*
* @pin: The pin number
* @other: Macro name for "other" functionality (subjected to stringification)
* @high: Macro name for the highest priority signal functions
* @low: Macro name for the low signal functions
*
* For example:
*
* #define A8 56
* SIG_EXPR_DECL(ROMD8, ROM16, SIG_DESC_SET(SCU90, 6));
* SIG_EXPR_DECL(ROMD8, ROM16S, SIG_DESC_SET(HW_STRAP1, 4),
* { HW_STRAP1, GENMASK(1, 0), 0, 0 });
* SIG_EXPR_LIST_DECL(ROMD8, SIG_EXPR_PTR(ROMD8, ROM16),
* SIG_EXPR_PTR(ROMD8, ROM16S));
* SIG_EXPR_LIST_DECL_SINGLE(NCTS6, NCTS6, SIG_DESC_SET(SCU90, 7));
* PIN_DECL_2(A8, GPIOH0, ROMD8, NCTS6);
*/
#define PIN_DECL_2(pin, other, high, low) \
SIG_EXPR_LIST_DECL_SINGLE(other, other); \
PIN_DECL_(pin, \
SIG_EXPR_LIST_PTR(high), \
SIG_EXPR_LIST_PTR(low), \
SIG_EXPR_LIST_PTR(other))
#define PIN_GROUP_SYM(func) pins_ ## func
#define FUNC_GROUP_SYM(func) groups_ ## func
#define FUNC_GROUP_DECL(func, ...) \
static const int PIN_GROUP_SYM(func)[] = { __VA_ARGS__ }; \
static const char *FUNC_GROUP_SYM(func)[] = { #func }
/**
* Declare a single signal pin
*
@ -670,6 +638,46 @@ struct aspeed_pin_desc {
SIG_EXPR_LIST_DECL_SINGLE(other, other); \
PIN_DECL_(pin, SIG_EXPR_LIST_PTR(sig), SIG_EXPR_LIST_PTR(other)); \
FUNC_GROUP_DECL(sig, pin)
/**
* Declare a two-signal pin
*
* @pin: The pin number
* @other: Macro name for "other" functionality (subjected to stringification)
* @high: Macro name for the highest priority signal functions
* @low: Macro name for the low signal functions
*
* For example:
*
* #define A8 56
* SIG_EXPR_DECL(ROMD8, ROM16, SIG_DESC_SET(SCU90, 6));
* SIG_EXPR_DECL(ROMD8, ROM16S, SIG_DESC_SET(HW_STRAP1, 4),
* { HW_STRAP1, GENMASK(1, 0), 0, 0 });
* SIG_EXPR_LIST_DECL(ROMD8, SIG_EXPR_PTR(ROMD8, ROM16),
* SIG_EXPR_PTR(ROMD8, ROM16S));
* SIG_EXPR_LIST_DECL_SINGLE(NCTS6, NCTS6, SIG_DESC_SET(SCU90, 7));
* PIN_DECL_2(A8, GPIOH0, ROMD8, NCTS6);
*/
#define PIN_DECL_2(pin, other, high, low) \
SIG_EXPR_LIST_DECL_SINGLE(other, other); \
PIN_DECL_(pin, \
SIG_EXPR_LIST_PTR(high), \
SIG_EXPR_LIST_PTR(low), \
SIG_EXPR_LIST_PTR(other))
#define PIN_DECL_3(pin, other, high, medium, low) \
SIG_EXPR_LIST_DECL_SINGLE(other, other); \
PIN_DECL_(pin, \
SIG_EXPR_LIST_PTR(high), \
SIG_EXPR_LIST_PTR(medium), \
SIG_EXPR_LIST_PTR(low), \
SIG_EXPR_LIST_PTR(other))
#define PIN_GROUP_SYM(func) pins_ ## func
#define FUNC_GROUP_SYM(func) groups_ ## func
#define FUNC_GROUP_DECL(func, ...) \
static const int PIN_GROUP_SYM(func)[] = { __VA_ARGS__ }; \
static const char *FUNC_GROUP_SYM(func)[] = { #func }
#define GPIO_PIN_DECL(pin, gpio) \
SIG_EXPR_LIST_DECL_SINGLE(gpio, gpio); \