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Message-Id: <20070311192033.8A0F77B409F@zog.reactivated.net>
Date: Sun, 11 Mar 2007 19:20:33 +0000 (GMT)
From: Daniel Drake <dsd@...too.org>
To: linville@...driver.com
Cc: kune@...ne-taler.de
Subject: [PATCH RESEND] zd1211rw-mac80211: Add AL2230S RF support
ZD1211 appears to be back in production: a number of new devices have
been appearing! Some of them are using new radios.
This patch adds support for the next generation AL2230 RF chip which has
been spotted in a few new devices.
Signed-off-by: Daniel Drake <dsd@...too.org>
---
drivers/net/wireless/mac80211/zd1211rw/zd_chip.c | 6 +-
drivers/net/wireless/mac80211/zd1211rw/zd_chip.h | 2 +-
drivers/net/wireless/mac80211/zd1211rw/zd_rf.c | 2 +-
drivers/net/wireless/mac80211/zd1211rw/zd_rf.h | 2 +-
.../net/wireless/mac80211/zd1211rw/zd_rf_al2230.c | 83 +++++++++++++++++---
5 files changed, 80 insertions(+), 15 deletions(-)
diff --git a/drivers/net/wireless/mac80211/zd1211rw/zd_chip.c b/drivers/net/wireless/mac80211/zd1211rw/zd_chip.c
index 1a8ff99..4d226dc 100644
--- a/drivers/net/wireless/mac80211/zd1211rw/zd_chip.c
+++ b/drivers/net/wireless/mac80211/zd1211rw/zd_chip.c
@@ -67,11 +67,12 @@ static int scnprint_id(struct zd_chip *chip, char *buffer, size_t size)
i += scnprint_mac_oui(chip->e2p_mac, buffer+i, size-i);
i += scnprintf(buffer+i, size-i, " ");
i += zd_rf_scnprint_id(&chip->rf, buffer+i, size-i);
- i += scnprintf(buffer+i, size-i, " pa%1x %c%c%c%c", chip->pa_type,
+ i += scnprintf(buffer+i, size-i, " pa%1x %c%c%c%c%c", chip->pa_type,
chip->patch_cck_gain ? 'g' : '-',
chip->patch_cr157 ? '7' : '-',
chip->patch_6m_band_edge ? '6' : '-',
- chip->new_phy_layout ? 'N' : '-');
+ chip->new_phy_layout ? 'N' : '-',
+ chip->al2230s_bit ? 'S' : '-');
return i;
}
@@ -337,6 +338,7 @@ static int read_pod(struct zd_chip *chip, u8 *rf_type)
chip->patch_cr157 = (value >> 13) & 0x1;
chip->patch_6m_band_edge = (value >> 21) & 0x1;
chip->new_phy_layout = (value >> 31) & 0x1;
+ chip->al2230s_bit = (value >> 7) & 0x1;
chip->link_led = ((value >> 4) & 1) ? LED1 : LED2;
chip->supports_tx_led = 1;
if (value & (1 << 24)) { /* LED scenario */
diff --git a/drivers/net/wireless/mac80211/zd1211rw/zd_chip.h b/drivers/net/wireless/mac80211/zd1211rw/zd_chip.h
index 4be3c9d..a4dc06c 100644
--- a/drivers/net/wireless/mac80211/zd1211rw/zd_chip.h
+++ b/drivers/net/wireless/mac80211/zd1211rw/zd_chip.h
@@ -703,7 +703,7 @@ struct zd_chip {
u16 link_led;
unsigned int pa_type:4,
patch_cck_gain:1, patch_cr157:1, patch_6m_band_edge:1,
- new_phy_layout:1,
+ new_phy_layout:1, al2230s_bit:1,
is_zd1211b:1, supports_tx_led:1;
};
diff --git a/drivers/net/wireless/mac80211/zd1211rw/zd_rf.c b/drivers/net/wireless/mac80211/zd1211rw/zd_rf.c
index f50cff3..e6d604b 100644
--- a/drivers/net/wireless/mac80211/zd1211rw/zd_rf.c
+++ b/drivers/net/wireless/mac80211/zd1211rw/zd_rf.c
@@ -34,7 +34,7 @@ static const char *rfs[] = {
[AL2210_RF] = "AL2210_RF",
[MAXIM_NEW_RF] = "MAXIM_NEW_RF",
[UW2453_RF] = "UW2453_RF",
- [AL2230S_RF] = "AL2230S_RF",
+ [UNKNOWN_A_RF] = "UNKNOWN_A_RF",
[RALINK_RF] = "RALINK_RF",
[INTERSIL_RF] = "INTERSIL_RF",
[RF2959_RF] = "RF2959_RF",
diff --git a/drivers/net/wireless/mac80211/zd1211rw/zd_rf.h b/drivers/net/wireless/mac80211/zd1211rw/zd_rf.h
index a57732e..ee8ac3a 100644
--- a/drivers/net/wireless/mac80211/zd1211rw/zd_rf.h
+++ b/drivers/net/wireless/mac80211/zd1211rw/zd_rf.h
@@ -26,7 +26,7 @@
#define AL2210_RF 0x7
#define MAXIM_NEW_RF 0x8
#define UW2453_RF 0x9
-#define AL2230S_RF 0xa
+#define UNKNOWN_A_RF 0xa
#define RALINK_RF 0xb
#define INTERSIL_RF 0xc
#define RF2959_RF 0xd
diff --git a/drivers/net/wireless/mac80211/zd1211rw/zd_rf_al2230.c b/drivers/net/wireless/mac80211/zd1211rw/zd_rf_al2230.c
index 25323a1..85a9ad2 100644
--- a/drivers/net/wireless/mac80211/zd1211rw/zd_rf_al2230.c
+++ b/drivers/net/wireless/mac80211/zd1211rw/zd_rf_al2230.c
@@ -59,6 +59,18 @@ static const struct zd_ioreq16 zd1211b_ioreqs_shared_1[] = {
{ CR240, 0x57 }, { CR9, 0xe0 },
};
+static const struct zd_ioreq16 ioreqs_init_al2230s[] = {
+ { CR47, 0x1e }, /* MARK_002 */
+ { CR106, 0x22 },
+ { CR107, 0x2a }, /* MARK_002 */
+ { CR109, 0x13 }, /* MARK_002 */
+ { CR118, 0xf8 }, /* MARK_002 */
+ { CR119, 0x12 }, { CR122, 0xe0 },
+ { CR128, 0x10 }, /* MARK_001 from 0xe->0x10 */
+ { CR129, 0x0e }, /* MARK_001 from 0xd->0x0e */
+ { CR130, 0x10 }, /* MARK_001 from 0xb->0x0d */
+};
+
static int zd1211b_al2230_finalize_rf(struct zd_chip *chip)
{
int r;
@@ -90,7 +102,7 @@ static int zd1211_al2230_init_hw(struct zd_rf *rf)
int r;
struct zd_chip *chip = zd_rf_to_chip(rf);
- static const struct zd_ioreq16 ioreqs[] = {
+ static const struct zd_ioreq16 ioreqs_init[] = {
{ CR15, 0x20 }, { CR23, 0x40 }, { CR24, 0x20 },
{ CR26, 0x11 }, { CR28, 0x3e }, { CR29, 0x00 },
{ CR44, 0x33 }, { CR106, 0x2a }, { CR107, 0x1a },
@@ -117,10 +129,9 @@ static int zd1211_al2230_init_hw(struct zd_rf *rf)
{ CR119, 0x10 }, { CR120, 0x4f }, { CR121, 0x77 },
{ CR122, 0xe0 }, { CR137, 0x88 }, { CR252, 0xff },
{ CR253, 0xff },
+ };
- /* These following happen separately in the vendor driver */
- { },
-
+ static const struct zd_ioreq16 ioreqs_pll[] = {
/* shdnb(PLL_ON)=0 */
{ CR251, 0x2f },
/* shdnb(PLL_ON)=1 */
@@ -128,7 +139,7 @@ static int zd1211_al2230_init_hw(struct zd_rf *rf)
{ CR138, 0x28 }, { CR203, 0x06 },
};
- static const u32 rv[] = {
+ static const u32 rv1[] = {
/* Channel 1 */
0x03f790,
0x033331,
@@ -137,6 +148,9 @@ static int zd1211_al2230_init_hw(struct zd_rf *rf)
0x0b3331,
0x03b812,
0x00fff3,
+ };
+
+ static const u32 rv2[] = {
0x000da4,
0x0f4dc5, /* fix freq shift, 0x04edc5 */
0x0805b6,
@@ -148,8 +162,9 @@ static int zd1211_al2230_init_hw(struct zd_rf *rf)
0x0bdffc,
0x00000d,
0x00500f,
+ };
- /* These writes happen separately in the vendor driver */
+ static const u32 rv3[] = {
0x00d00f,
0x004c0f,
0x00540f,
@@ -157,11 +172,38 @@ static int zd1211_al2230_init_hw(struct zd_rf *rf)
0x00500f,
};
- r = zd_iowrite16a_locked(chip, ioreqs, ARRAY_SIZE(ioreqs));
+ r = zd_iowrite16a_locked(chip, ioreqs_init, ARRAY_SIZE(ioreqs_init));
+ if (r)
+ return r;
+
+ if (chip->al2230s_bit) {
+ r = zd_iowrite16a_locked(chip, ioreqs_init_al2230s,
+ ARRAY_SIZE(ioreqs_init_al2230s));
+ if (r)
+ return r;
+ }
+
+ r = zd_rfwritev_locked(chip, rv1, ARRAY_SIZE(rv1), RF_RV_BITS);
+ if (r)
+ return r;
+
+ /* improve band edge for AL2230S */
+ if (chip->al2230s_bit)
+ r = zd_rfwrite_locked(chip, 0x000824, RF_RV_BITS);
+ else
+ r = zd_rfwrite_locked(chip, 0x0005a4, RF_RV_BITS);
if (r)
return r;
- r = zd_rfwritev_locked(chip, rv, ARRAY_SIZE(rv), RF_RV_BITS);
+ r = zd_rfwritev_locked(chip, rv2, ARRAY_SIZE(rv2), RF_RV_BITS);
+ if (r)
+ return r;
+
+ r = zd_iowrite16a_locked(chip, ioreqs_pll, ARRAY_SIZE(ioreqs_pll));
+ if (r)
+ return r;
+
+ r = zd_rfwritev_locked(chip, rv3, ARRAY_SIZE(rv3), RF_RV_BITS);
if (r)
return r;
@@ -227,7 +269,9 @@ static int zd1211b_al2230_init_hw(struct zd_rf *rf)
0x481dc0,
0xcfff00,
0x25a000,
+ };
+ static const u32 rv2[] = {
/* To improve AL2230 yield, improve phase noise, 4713 */
0x25a000,
0xa3b2f0,
@@ -250,7 +294,7 @@ static int zd1211b_al2230_init_hw(struct zd_rf *rf)
{ CR251, 0x7f }, /* shdnb(PLL_ON)=1 */
};
- static const u32 rv2[] = {
+ static const u32 rv3[] = {
/* To improve AL2230 yield, 4713 */
0xf01b00,
0xf01e00,
@@ -269,18 +313,37 @@ static int zd1211b_al2230_init_hw(struct zd_rf *rf)
r = zd_iowrite16a_locked(chip, ioreqs1, ARRAY_SIZE(ioreqs1));
if (r)
return r;
+
+ if (chip->al2230s_bit) {
+ r = zd_iowrite16a_locked(chip, ioreqs_init_al2230s,
+ ARRAY_SIZE(ioreqs_init_al2230s));
+ if (r)
+ return r;
+ }
+
r = zd_rfwritev_cr_locked(chip, zd1211b_al2230_table[0], 3);
if (r)
return r;
r = zd_rfwritev_cr_locked(chip, rv1, ARRAY_SIZE(rv1));
if (r)
return r;
- r = zd_iowrite16a_locked(chip, ioreqs2, ARRAY_SIZE(ioreqs2));
+
+ if (chip->al2230s_bit)
+ r = zd_rfwrite_locked(chip, 0x241000, RF_RV_BITS);
+ else
+ r = zd_rfwrite_locked(chip, 0x25a000, RF_RV_BITS);
if (r)
return r;
+
r = zd_rfwritev_cr_locked(chip, rv2, ARRAY_SIZE(rv2));
if (r)
return r;
+ r = zd_iowrite16a_locked(chip, ioreqs2, ARRAY_SIZE(ioreqs2));
+ if (r)
+ return r;
+ r = zd_rfwritev_cr_locked(chip, rv3, ARRAY_SIZE(rv3));
+ if (r)
+ return r;
r = zd_iowrite16a_locked(chip, ioreqs3, ARRAY_SIZE(ioreqs3));
if (r)
return r;
--
1.5.0.3
-
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