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authorStefan Bigler <stefan.bigler@keymile.com>2014-05-02 10:49:27 +0200
committerYork Sun <yorksun@freescale.com>2014-05-13 08:26:54 -0700
commit4921a149e1470d92e2982e13c709357d90ef5e6c (patch)
treeb8825d039e819e4c35c24e4c8fa762d43bf1dad7 /board/keymile/kmp204x/qrio.c
parenta53e65d053401fff12740a8bbed8cb41670c268f (diff)
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kmp204x: handle dip-switch for factory settings
Add readout of dip-switch to revert to factory settings. If one or more dip-switch are set, launch bank 0 that contains the bootloader to do the required action. Signed-off-by: Stefan Bigler <stefan.bigler@keymile.com> Signed-off-by: Valentin Longchamp <valentin.longchamp@keymile.com>
Diffstat (limited to 'board/keymile/kmp204x/qrio.c')
-rw-r--r--board/keymile/kmp204x/qrio.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/board/keymile/kmp204x/qrio.c b/board/keymile/kmp204x/qrio.c
index 86df2c7..08d5ca4 100644
--- a/board/keymile/kmp204x/qrio.c
+++ b/board/keymile/kmp204x/qrio.c
@@ -159,3 +159,17 @@ void qrio_set_leds(void)
ctrlh |= (CTRLH_WRL_BOOT | CTRLH_WRL_UNITRUN);
out_8(qrio_base + CTRLH_OFF, ctrlh);
}
+
+#define CTRLL_OFF 0x03
+#define CTRLL_WRB_BUFENA 0x20
+
+void qrio_enable_app_buffer(void)
+{
+ u8 ctrll;
+ void __iomem *qrio_base = (void *)CONFIG_SYS_QRIO_BASE;
+
+ /* enable application buffer */
+ ctrll = in_8(qrio_base + CTRLL_OFF);
+ ctrll |= (CTRLL_WRB_BUFENA);
+ out_8(qrio_base + CTRLL_OFF, ctrll);
+}