diff options
| author | Linus Walleij <linus.walleij@linaro.org> | 2016-11-17 09:47:03 +0100 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2016-11-18 09:54:32 +0100 |
| commit | 04d02c7a5ec68debdab8eb71bffe8a9381cb1b1a (patch) | |
| tree | bfa0c3b3597251df1bc7efd38a4f65feefb01591 /drivers/pinctrl | |
| parent | 712778d02d5c24e0bb5cfb9ccb9213496853a57f (diff) | |
| download | linux-04d02c7a5ec68debdab8eb71bffe8a9381cb1b1a.tar.bz2 | |
pinctrl: nomadik: split up and comments MC0 pins
When debugging it helps to see exactly which pin goes where,
so make it very detailed.
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/pinctrl')
| -rw-r--r-- | drivers/pinctrl/nomadik/pinctrl-nomadik-db8500.c | 23 |
1 files changed, 17 insertions, 6 deletions
diff --git a/drivers/pinctrl/nomadik/pinctrl-nomadik-db8500.c b/drivers/pinctrl/nomadik/pinctrl-nomadik-db8500.c index 8392083514fb..af4814479eb0 100644 --- a/drivers/pinctrl/nomadik/pinctrl-nomadik-db8500.c +++ b/drivers/pinctrl/nomadik/pinctrl-nomadik-db8500.c @@ -379,13 +379,24 @@ static const unsigned msp0txrx_a_1_pins[] = { DB8500_PIN_AC4, DB8500_PIN_AC3 }; static const unsigned msp0tfstck_a_1_pins[] = { DB8500_PIN_AF3, DB8500_PIN_AE3 }; static const unsigned msp0rfsrck_a_1_pins[] = { DB8500_PIN_AD3, DB8500_PIN_AD4 }; /* Basic pins of the MMC/SD card 0 interface */ -static const unsigned mc0_a_1_pins[] = { DB8500_PIN_AC2, DB8500_PIN_AC1, - DB8500_PIN_AB4, DB8500_PIN_AA3, DB8500_PIN_AA4, DB8500_PIN_AB2, - DB8500_PIN_Y4, DB8500_PIN_Y2, DB8500_PIN_AA2, DB8500_PIN_AA1 }; +static const unsigned mc0_a_1_pins[] = { DB8500_PIN_AC2, /* MC0_CMDDIR */ + DB8500_PIN_AC1, /* MC0_DAT0DIR */ + DB8500_PIN_AB4, /* MC0_DAT2DIR */ + DB8500_PIN_AA3, /* MC0_FBCLK */ + DB8500_PIN_AA4, /* MC0_CLK */ + DB8500_PIN_AB2, /* MC0_CMD */ + DB8500_PIN_Y4, /* MC0_DAT0 */ + DB8500_PIN_Y2, /* MC0_DAT1 */ + DB8500_PIN_AA2, /* MC0_DAT2 */ + DB8500_PIN_AA1 /* MC0_DAT3 */ +}; /* Often only 4 bits are used, then these are not needed (only used for MMC) */ -static const unsigned mc0_dat47_a_1_pins[] = { DB8500_PIN_W2, DB8500_PIN_W3, - DB8500_PIN_V3, DB8500_PIN_V2}; -static const unsigned mc0dat31dir_a_1_pins[] = { DB8500_PIN_AB3 }; +static const unsigned mc0_dat47_a_1_pins[] = { DB8500_PIN_W2, /* MC0_DAT4 */ + DB8500_PIN_W3, /* MC0_DAT5 */ + DB8500_PIN_V3, /* MC0_DAT6 */ + DB8500_PIN_V2 /* MC0_DAT7 */ +}; +static const unsigned mc0dat31dir_a_1_pins[] = { DB8500_PIN_AB3 }; /* MC0_DAT31DIR */ /* MSP1 can only be on these pins, but TXD and RXD can be flipped */ static const unsigned msp1txrx_a_1_pins[] = { DB8500_PIN_AF2, DB8500_PIN_AG2 }; static const unsigned msp1_a_1_pins[] = { DB8500_PIN_AE1, DB8500_PIN_AE2 }; |