There is a request from HW designers to use this QRIO pin for detecting DIC26_SELFTEST status instead of a GPIO pin. This pin is typically used during production for executing POST tests and starting test ESW bank.
Signed-off-by: Aleksandar Gerasimovski aleksandar.gerasimovski@hitachienergy.com --- board/keymile/common/qrio.c | 13 +++++++++++++ board/keymile/common/qrio.h | 1 + 2 files changed, 14 insertions(+)
diff --git a/board/keymile/common/qrio.c b/board/keymile/common/qrio.c index da51691..ed5e472 100644 --- a/board/keymile/common/qrio.c +++ b/board/keymile/common/qrio.c @@ -27,6 +27,19 @@ void show_qrio(void) (id_rev >> 8) & 0xff, id_rev & 0xff); }
+#define SLFTEST_OFF 0x06 + +bool qrio_get_selftest_pin(void) +{ + u8 slftest; + + void __iomem *qrio_base = (void *)CONFIG_SYS_QRIO_BASE; + + slftest = in_8(qrio_base + SLFTEST_OFF); + + return (slftest & 1) > 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 757bcbf..c341cd9 100644 --- a/board/keymile/common/qrio.h +++ b/board/keymile/common/qrio.h @@ -12,6 +12,7 @@ #define QRIO_GPIO_B 0x60
void show_qrio(void); +bool qrio_get_selftest_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);