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path: root/drivers/net/wireless/rt2x00/rt2800lib.c
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Diffstat (limited to 'drivers/net/wireless/rt2x00/rt2800lib.c')
-rw-r--r--drivers/net/wireless/rt2x00/rt2800lib.c43
1 files changed, 34 insertions, 9 deletions
diff --git a/drivers/net/wireless/rt2x00/rt2800lib.c b/drivers/net/wireless/rt2x00/rt2800lib.c
index 12a49e0c4ac5..674609d1a727 100644
--- a/drivers/net/wireless/rt2x00/rt2800lib.c
+++ b/drivers/net/wireless/rt2x00/rt2800lib.c
@@ -75,6 +75,23 @@ MODULE_LICENSE("GPL");
rt2800_regbusy_read((__dev), H2M_MAILBOX_CSR, \
H2M_MAILBOX_CSR_OWNER, (__reg))
+static inline bool rt2800_is_305x_soc(struct rt2x00_dev *rt2x00dev)
+{
+ /* check for rt2872 on SoC */
+ if (!rt2x00_is_soc(rt2x00dev) ||
+ !rt2x00_rt(rt2x00dev, RT2872))
+ return false;
+
+ /* we know for sure that these rf chipsets are used on rt305x boards */
+ if (rt2x00_rf(rt2x00dev, RF3020) ||
+ rt2x00_rf(rt2x00dev, RF3021) ||
+ rt2x00_rf(rt2x00dev, RF3022))
+ return true;
+
+ NOTICE(rt2x00dev, "Unknown RF chipset on rt305x\n");
+ return false;
+}
+
static void rt2800_bbp_write(struct rt2x00_dev *rt2x00dev,
const unsigned int word, const u8 value)
{
@@ -1555,6 +1572,9 @@ int rt2800_init_bbp(struct rt2x00_dev *rt2x00dev)
rt2800_wait_bbp_ready(rt2x00dev)))
return -EACCES;
+ if (rt2800_is_305x_soc(rt2x00dev))
+ rt2800_bbp_write(rt2x00dev, 31, 0x08);
+
rt2800_bbp_write(rt2x00dev, 65, 0x2c);
rt2800_bbp_write(rt2x00dev, 66, 0x38);
@@ -1575,6 +1595,9 @@ int rt2800_init_bbp(struct rt2x00_dev *rt2x00dev)
rt2800_bbp_write(rt2x00dev, 79, 0x13);
rt2800_bbp_write(rt2x00dev, 80, 0x05);
rt2800_bbp_write(rt2x00dev, 81, 0x33);
+ } else if (rt2800_is_305x_soc(rt2x00dev)) {
+ rt2800_bbp_write(rt2x00dev, 78, 0x0e);
+ rt2800_bbp_write(rt2x00dev, 80, 0x08);
} else {
rt2800_bbp_write(rt2x00dev, 81, 0x37);
}
@@ -1595,12 +1618,16 @@ int rt2800_init_bbp(struct rt2x00_dev *rt2x00dev)
if (rt2x00_rt_rev_gte(rt2x00dev, RT3070, REV_RT3070F) ||
rt2x00_rt_rev_gte(rt2x00dev, RT3071, REV_RT3071E) ||
rt2x00_rt_rev_gte(rt2x00dev, RT3090, REV_RT3090E) ||
- rt2x00_rt_rev_gte(rt2x00dev, RT3390, REV_RT3390E))
+ rt2x00_rt_rev_gte(rt2x00dev, RT3390, REV_RT3390E) ||
+ rt2800_is_305x_soc(rt2x00dev))
rt2800_bbp_write(rt2x00dev, 103, 0xc0);
else
rt2800_bbp_write(rt2x00dev, 103, 0x00);
- rt2800_bbp_write(rt2x00dev, 105, 0x05);
+ if (rt2800_is_305x_soc(rt2x00dev))
+ rt2800_bbp_write(rt2x00dev, 105, 0x01);
+ else
+ rt2800_bbp_write(rt2x00dev, 105, 0x05);
rt2800_bbp_write(rt2x00dev, 106, 0x35);
if (rt2x00_rt(rt2x00dev, RT3071) ||
@@ -1617,11 +1644,6 @@ int rt2800_init_bbp(struct rt2x00_dev *rt2x00dev)
rt2800_bbp_write(rt2x00dev, 138, value);
}
- if (rt2x00_rt(rt2x00dev, RT2872)) {
- rt2800_bbp_write(rt2x00dev, 31, 0x08);
- rt2800_bbp_write(rt2x00dev, 78, 0x0e);
- rt2800_bbp_write(rt2x00dev, 80, 0x08);
- }
for (i = 0; i < EEPROM_BBP_SIZE; i++) {
rt2x00_eeprom_read(rt2x00dev, EEPROM_BBP_START + i, &eeprom);
@@ -1708,7 +1730,7 @@ int rt2800_init_rfcsr(struct rt2x00_dev *rt2x00dev)
!rt2x00_rt(rt2x00dev, RT3071) &&
!rt2x00_rt(rt2x00dev, RT3090) &&
!rt2x00_rt(rt2x00dev, RT3390) &&
- !(rt2x00_is_soc(rt2x00dev) && rt2x00_rt(rt2x00dev, RT2872)))
+ !rt2800_is_305x_soc(rt2x00dev))
return 0;
/*
@@ -1776,7 +1798,7 @@ int rt2800_init_rfcsr(struct rt2x00_dev *rt2x00dev)
rt2800_rfcsr_write(rt2x00dev, 29, 0x8f);
rt2800_rfcsr_write(rt2x00dev, 30, 0x20);
rt2800_rfcsr_write(rt2x00dev, 31, 0x0f);
- } else if (rt2x00_rt(rt2x00dev, RT2872)) {
+ } else if (rt2800_is_305x_soc(rt2x00dev)) {
rt2800_rfcsr_write(rt2x00dev, 0, 0x50);
rt2800_rfcsr_write(rt2x00dev, 1, 0x01);
rt2800_rfcsr_write(rt2x00dev, 2, 0xf7);
@@ -1807,6 +1829,9 @@ int rt2800_init_rfcsr(struct rt2x00_dev *rt2x00dev)
rt2800_rfcsr_write(rt2x00dev, 27, 0x23);
rt2800_rfcsr_write(rt2x00dev, 28, 0x13);
rt2800_rfcsr_write(rt2x00dev, 29, 0x83);
+ rt2800_rfcsr_write(rt2x00dev, 30, 0x00);
+ rt2800_rfcsr_write(rt2x00dev, 31, 0x00);
+ return 0;
}
if (rt2x00_rt_rev_lt(rt2x00dev, RT3070, REV_RT3070F)) {