The standard assigns channel 0 on page 2 to be 100kbps QPSK in the
868.3MHz band. Add support to the at86rf230 driver for this channel and
page, at the moment predicated only for the RF212 chip.
Signed-off-by: Phoebe Buckheister <phoebe.buckheis...@itwm.fraunhofer.de>
---
drivers/net/ieee802154/at86rf230.c | 26 ++++++++++++++++++++++++--
1 file changed, 24 insertions(+), 2 deletions(-)
diff --git a/drivers/net/ieee802154/at86rf230.c
b/drivers/net/ieee802154/at86rf230.c
index 01aeaf9..10a4647 100644
--- a/drivers/net/ieee802154/at86rf230.c
+++ b/drivers/net/ieee802154/at86rf230.c
@@ -105,7 +105,10 @@ static inline int is_rf212(struct at86rf230_local *local)
#define SR_SFD_VALUE 0x0b, 0xff, 0
#define RG_TRX_CTRL_2 (0x0c)
#define SR_OQPSK_DATA_RATE 0x0c, 0x03, 0
-#define SR_RESERVED_0c_2 0x0c, 0x7c, 2
+#define SR_SUB_MODE 0x0c, 0x04, 2
+#define SR_BPSK_QPSK 0x0c, 0x08, 3
+#define SR_OQPSK_SUB1_RC_EN 0x0c, 0x10, 4
+#define SR_RESERVED_0c_4 0x0c, 0x60, 5
#define SR_RX_SAFE_MODE 0x0c, 0x80, 7
#define RG_ANT_DIV (0x0d)
#define SR_ANT_CTRL 0x0d, 0x03, 0
@@ -532,7 +535,7 @@ at86rf230_channel(struct ieee802154_dev *dev, int page, int
channel)
might_sleep();
- if (page != 0
+ if ((page != 0 && !(is_rf212(lp) && page == 2 && channel == 0))
|| (!is_rf212(lp) && (channel < 11 || channel > 26))
|| (is_rf212(lp) && (channel < 0 || channel > 10))) {
WARN_ON(1);
@@ -540,8 +543,26 @@ at86rf230_channel(struct ieee802154_dev *dev, int page,
int channel)
}
rc = at86rf230_write_subreg(lp, SR_CHANNEL, channel);
+ if (rc)
+ return rc;
+
+ if (page == 2) {
+ rc = at86rf230_write_subreg(lp, SR_BPSK_QPSK, 1);
+ if (rc)
+ return rc;
+
+ rc = at86rf230_write_subreg(lp, SR_SUB_MODE, 0);
+ if (rc)
+ return rc;
+
+ rc = at86rf230_write_subreg(lp, SR_OQPSK_DATA_RATE, 0);
+ if (rc)
+ return rc;
+ }
+
msleep(1); /* Wait for PLL */
dev->phy->current_channel = channel;
+ dev->phy->current_page = page;
return 0;
}
@@ -988,6 +1009,7 @@ static int at86rf230_probe(struct spi_device *spi)
if (is_rf212(lp)) {
dev->phy->channels_supported[0] = 0x00007FF;
+ dev->phy->channels_supported[2] = 0x0000001;
} else {
dev->phy->channels_supported[0] = 0x7FFF800;
}
--
1.7.9.5
------------------------------------------------------------------------------
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