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| author | Vladimir Barinov <vladimir.barinov@cogentembedded.com> | 2015-07-20 20:49:25 +0300 |
|---|---|---|
| committer | Nobuhiro Iwamatsu <iwamatsu@nigauri.org> | 2015-08-31 17:26:03 +0900 |
| commit | 9035edbae9dd3c10751d78bf80a1b2bc225cda4f (patch) | |
| tree | 6394d4dd34b9f6f3bb801be1c742cbfe9fe47aa1 /drivers/gpio | |
| parent | f875bbb49111c308b90b9ca74d1b79f69498b278 (diff) | |
| download | u-boot-imx-9035edbae9dd3c10751d78bf80a1b2bc225cda4f.zip u-boot-imx-9035edbae9dd3c10751d78bf80a1b2bc225cda4f.tar.gz u-boot-imx-9035edbae9dd3c10751d78bf80a1b2bc225cda4f.tar.bz2 | |
gpio: sh-pfc: fix gpio input read
Fix gpio_read: gpio input (INDT) and gpio output (OUTDT) registers
have different offset. gpio_read must be performed from INDT.
Signed-off-by: Vladimir Barinov <vladimir.barinov@cogentembedded.com>
Signed-off-by: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
Diffstat (limited to 'drivers/gpio')
| -rw-r--r-- | drivers/gpio/sh_pfc.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/gpio/sh_pfc.c b/drivers/gpio/sh_pfc.c index 7a5af20..a0eac13 100644 --- a/drivers/gpio/sh_pfc.c +++ b/drivers/gpio/sh_pfc.c @@ -75,7 +75,8 @@ static int gpio_read_bit(struct pinmux_data_reg *dr, debug("read_bit: addr = %lx, pos = %ld, " "r_width = %ld\n", dr->reg, pos, dr->reg_width); - return (gpio_read_raw_reg(dr->mapped_reg, dr->reg_width) >> pos) & 1; + return + (gpio_read_raw_reg(dr->mapped_reg + 0x4, dr->reg_width) >> pos) & 1; } static void gpio_write_bit(struct pinmux_data_reg *dr, |