diff options
| author | Aleksandar Gerasimovski <aleksandar.gerasimovski@hitachienergy.com> | 2021-11-16 12:50:54 +0000 |
|---|---|---|
| committer | Priyanka Jain <priyanka.jain@nxp.com> | 2022-02-01 15:04:24 +0530 |
| commit | 639ca4b7f121b50a88516717313fdff507b82cba (patch) | |
| tree | 957728ecc4c58cc039a040cc63a328018f8f1671 /board/keymile | |
| parent | 8af140d8fd9e0a8bf4c37cdb4b5d74298c9b4a8d (diff) | |
km: qrio: add function to read PGY_PRES pin status
It is necessary to read the status of the PGY_PRES pin
so that u-boot can react accordingly.
Signed-off-by: Rainer Boschung <rainer.boschung@hitachienergy.com>
Signed-off-by: Aleksandar Gerasimovski <aleksandar.gerasimovski@hitachienergy.com>
Reviewed-by: Priyanka Jain <priyanka.jain@nxp.com>
Diffstat (limited to 'board/keymile')
| -rw-r--r-- | board/keymile/common/qrio.c | 13 | ||||
| -rw-r--r-- | board/keymile/common/qrio.h | 1 |
2 files changed, 14 insertions, 0 deletions
diff --git a/board/keymile/common/qrio.c b/board/keymile/common/qrio.c index ed5e472034..89a9726a1f 100644 --- a/board/keymile/common/qrio.c +++ b/board/keymile/common/qrio.c @@ -40,6 +40,19 @@ bool qrio_get_selftest_pin(void) return (slftest & 1) > 0; } +#define BPRTH_OFF 0x04 + +bool qrio_get_pgy_pres_pin(void) +{ + u8 pgy_pres; + + void __iomem *qrio_base = (void *)CONFIG_SYS_QRIO_BASE; + + pgy_pres = in_8(qrio_base + BPRTH_OFF); + + return (pgy_pres & 0x80) > 0; +} + int qrio_get_gpio(u8 port_off, u8 gpio_nr) { u32 gprt; diff --git a/board/keymile/common/qrio.h b/board/keymile/common/qrio.h index c341cd9cb6..2b997d9059 100644 --- a/board/keymile/common/qrio.h +++ b/board/keymile/common/qrio.h @@ -13,6 +13,7 @@ void show_qrio(void); bool qrio_get_selftest_pin(void); +bool qrio_get_pgy_pres_pin(void); int qrio_get_gpio(u8 port_off, u8 gpio_nr); void qrio_set_opendrain_gpio(u8 port_off, u8 gpio_nr, u8 val); void qrio_set_gpio(u8 port_off, u8 gpio_nr, bool value); |