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path: root/drivers/net/wireless/zd1211rw/zd_rf_al2230.c
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Diffstat (limited to 'drivers/net/wireless/zd1211rw/zd_rf_al2230.c')
-rw-r--r--drivers/net/wireless/zd1211rw/zd_rf_al2230.c308
1 files changed, 308 insertions, 0 deletions
diff --git a/drivers/net/wireless/zd1211rw/zd_rf_al2230.c b/drivers/net/wireless/zd1211rw/zd_rf_al2230.c
new file mode 100644
index 000000000000..0948b25f660d
--- /dev/null
+++ b/drivers/net/wireless/zd1211rw/zd_rf_al2230.c
@@ -0,0 +1,308 @@
+/* zd_rf_al2230.c: Functions for the AL2230 RF controller
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#include <linux/kernel.h>
+
+#include "zd_rf.h"
+#include "zd_usb.h"
+#include "zd_chip.h"
+
+static const u32 al2230_table[][3] = {
+ RF_CHANNEL( 1) = { 0x03f790, 0x033331, 0x00000d, },
+ RF_CHANNEL( 2) = { 0x03f790, 0x0b3331, 0x00000d, },
+ RF_CHANNEL( 3) = { 0x03e790, 0x033331, 0x00000d, },
+ RF_CHANNEL( 4) = { 0x03e790, 0x0b3331, 0x00000d, },
+ RF_CHANNEL( 5) = { 0x03f7a0, 0x033331, 0x00000d, },
+ RF_CHANNEL( 6) = { 0x03f7a0, 0x0b3331, 0x00000d, },
+ RF_CHANNEL( 7) = { 0x03e7a0, 0x033331, 0x00000d, },
+ RF_CHANNEL( 8) = { 0x03e7a0, 0x0b3331, 0x00000d, },
+ RF_CHANNEL( 9) = { 0x03f7b0, 0x033331, 0x00000d, },
+ RF_CHANNEL(10) = { 0x03f7b0, 0x0b3331, 0x00000d, },
+ RF_CHANNEL(11) = { 0x03e7b0, 0x033331, 0x00000d, },
+ RF_CHANNEL(12) = { 0x03e7b0, 0x0b3331, 0x00000d, },
+ RF_CHANNEL(13) = { 0x03f7c0, 0x033331, 0x00000d, },
+ RF_CHANNEL(14) = { 0x03e7c0, 0x066661, 0x00000d, },
+};
+
+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[] = {
+ { CR15, 0x20 }, { CR23, 0x40 }, { CR24, 0x20 },
+ { CR26, 0x11 }, { CR28, 0x3e }, { CR29, 0x00 },
+ { CR44, 0x33 }, { CR106, 0x2a }, { CR107, 0x1a },
+ { CR109, 0x09 }, { CR110, 0x27 }, { CR111, 0x2b },
+ { CR112, 0x2b }, { CR119, 0x0a }, { CR10, 0x89 },
+ /* for newest (3rd cut) AL2300 */
+ { CR17, 0x28 },
+ { CR26, 0x93 }, { CR34, 0x30 },
+ /* for newest (3rd cut) AL2300 */
+ { CR35, 0x3e },
+ { CR41, 0x24 }, { CR44, 0x32 },
+ /* for newest (3rd cut) AL2300 */
+ { CR46, 0x96 },
+ { CR47, 0x1e }, { CR79, 0x58 }, { CR80, 0x30 },
+ { CR81, 0x30 }, { CR87, 0x0a }, { CR89, 0x04 },
+ { CR92, 0x0a }, { CR99, 0x28 }, { CR100, 0x00 },
+ { CR101, 0x13 }, { CR102, 0x27 }, { CR106, 0x24 },
+ { CR107, 0x2a }, { CR109, 0x09 }, { CR110, 0x13 },
+ { CR111, 0x1f }, { CR112, 0x1f }, { CR113, 0x27 },
+ { CR114, 0x27 },
+ /* for newest (3rd cut) AL2300 */
+ { CR115, 0x24 },
+ { CR116, 0x24 }, { CR117, 0xf4 }, { CR118, 0xfc },
+ { CR119, 0x10 }, { CR120, 0x4f }, { CR121, 0x77 },
+ { CR122, 0xe0 }, { CR137, 0x88 }, { CR252, 0xff },
+ { CR253, 0xff },
+
+ /* These following happen separately in the vendor driver */
+ { },
+
+ /* shdnb(PLL_ON)=0 */
+ { CR251, 0x2f },
+ /* shdnb(PLL_ON)=1 */
+ { CR251, 0x3f },
+ { CR138, 0x28 }, { CR203, 0x06 },
+ };
+
+ static const u32 rv[] = {
+ /* Channel 1 */
+ 0x03f790,
+ 0x033331,
+ 0x00000d,
+
+ 0x0b3331,
+ 0x03b812,
+ 0x00fff3,
+ 0x000da4,
+ 0x0f4dc5, /* fix freq shift, 0x04edc5 */
+ 0x0805b6,
+ 0x011687,
+ 0x000688,
+ 0x0403b9, /* external control TX power (CR31) */
+ 0x00dbba,
+ 0x00099b,
+ 0x0bdffc,
+ 0x00000d,
+ 0x00500f,
+
+ /* These writes happen separately in the vendor driver */
+ 0x00d00f,
+ 0x004c0f,
+ 0x00540f,
+ 0x00700f,
+ 0x00500f,
+ };
+
+ r = zd_iowrite16a_locked(chip, ioreqs, ARRAY_SIZE(ioreqs));
+ if (r)
+ return r;
+
+ r = zd_rfwritev_locked(chip, rv, ARRAY_SIZE(rv), RF_RV_BITS);
+ if (r)
+ return r;
+
+ return 0;
+}
+
+static int zd1211b_al2230_init_hw(struct zd_rf *rf)
+{
+ int r;
+ struct zd_chip *chip = zd_rf_to_chip(rf);
+
+ static const struct zd_ioreq16 ioreqs1[] = {
+ { CR10, 0x89 }, { CR15, 0x20 },
+ { CR17, 0x2B }, /* for newest(3rd cut) AL2230 */
+ { CR23, 0x40 }, { CR24, 0x20 }, { CR26, 0x93 },
+ { CR28, 0x3e }, { CR29, 0x00 },
+ { CR33, 0x28 }, /* 5621 */
+ { CR34, 0x30 },
+ { CR35, 0x3e }, /* for newest(3rd cut) AL2230 */
+ { CR41, 0x24 }, { CR44, 0x32 },
+ { CR46, 0x99 }, /* for newest(3rd cut) AL2230 */
+ { CR47, 0x1e },
+
+ /* ZD1211B 05.06.10 */
+ { CR48, 0x00 }, { CR49, 0x00 }, { CR51, 0x01 },
+ { CR52, 0x80 }, { CR53, 0x7e }, { CR65, 0x00 },
+ { CR66, 0x00 }, { CR67, 0x00 }, { CR68, 0x00 },
+ { CR69, 0x28 },
+
+ { CR79, 0x58 }, { CR80, 0x30 }, { CR81, 0x30 },
+ { CR87, 0x0a }, { CR89, 0x04 },
+ { CR91, 0x00 }, /* 5621 */
+ { CR92, 0x0a },
+ { CR98, 0x8d }, /* 4804, for 1212 new algorithm */
+ { CR99, 0x00 }, /* 5621 */
+ { CR101, 0x13 }, { CR102, 0x27 },
+ { CR106, 0x24 }, /* for newest(3rd cut) AL2230 */
+ { CR107, 0x2a },
+ { CR109, 0x13 }, /* 4804, for 1212 new algorithm */
+ { CR110, 0x1f }, /* 4804, for 1212 new algorithm */
+ { CR111, 0x1f }, { CR112, 0x1f }, { CR113, 0x27 },
+ { CR114, 0x27 },
+ { CR115, 0x26 }, /* 24->26 at 4902 for newest(3rd cut) AL2230 */
+ { CR116, 0x24 },
+ { CR117, 0xfa }, /* for 1211b */
+ { CR118, 0xfa }, /* for 1211b */
+ { CR119, 0x10 },
+ { CR120, 0x4f },
+ { CR121, 0x6c }, /* for 1211b */
+ { CR122, 0xfc }, /* E0->FC at 4902 */
+ { CR123, 0x57 }, /* 5623 */
+ { CR125, 0xad }, /* 4804, for 1212 new algorithm */
+ { CR126, 0x6c }, /* 5614 */
+ { CR127, 0x03 }, /* 4804, for 1212 new algorithm */
+ { CR137, 0x50 }, /* 5614 */
+ { CR138, 0xa8 },
+ { CR144, 0xac }, /* 5621 */
+ { CR150, 0x0d }, { CR252, 0x00 }, { CR253, 0x00 },
+ };
+
+ static const u32 rv1[] = {
+ /* channel 1 */
+ 0x03f790,
+ 0x033331,
+ 0x00000d,
+
+ 0x0b3331,
+ 0x03b812,
+ 0x00fff3,
+ 0x0005a4,
+ 0x0f4dc5, /* fix freq shift 0x044dc5 */
+ 0x0805b6,
+ 0x0146c7,
+ 0x000688,
+ 0x0403b9, /* External control TX power (CR31) */
+ 0x00dbba,
+ 0x00099b,
+ 0x0bdffc,
+ 0x00000d,
+ 0x00580f,
+ };
+
+ static const struct zd_ioreq16 ioreqs2[] = {
+ { CR47, 0x1e }, { CR_RFCFG, 0x03 },
+ };
+
+ static const u32 rv2[] = {
+ 0x00880f,
+ 0x00080f,
+ };
+
+ static const struct zd_ioreq16 ioreqs3[] = {
+ { CR_RFCFG, 0x00 }, { CR47, 0x1e }, { CR251, 0x7f },
+ };
+
+ static const u32 rv3[] = {
+ 0x00d80f,
+ 0x00780f,
+ 0x00580f,
+ };
+
+ static const struct zd_ioreq16 ioreqs4[] = {
+ { CR138, 0x28 }, { CR203, 0x06 },
+ };
+
+ r = zd_iowrite16a_locked(chip, ioreqs1, ARRAY_SIZE(ioreqs1));
+ if (r)
+ return r;
+ r = zd_rfwritev_locked(chip, rv1, ARRAY_SIZE(rv1), RF_RV_BITS);
+ if (r)
+ return r;
+ r = zd_iowrite16a_locked(chip, ioreqs2, ARRAY_SIZE(ioreqs2));
+ if (r)
+ return r;
+ r = zd_rfwritev_locked(chip, rv2, ARRAY_SIZE(rv2), RF_RV_BITS);
+ if (r)
+ return r;
+ r = zd_iowrite16a_locked(chip, ioreqs3, ARRAY_SIZE(ioreqs3));
+ if (r)
+ return r;
+ r = zd_rfwritev_locked(chip, rv3, ARRAY_SIZE(rv3), RF_RV_BITS);
+ if (r)
+ return r;
+ return zd_iowrite16a_locked(chip, ioreqs4, ARRAY_SIZE(ioreqs4));
+}
+
+static int al2230_set_channel(struct zd_rf *rf, u8 channel)
+{
+ int r;
+ const u32 *rv = al2230_table[channel-1];
+ struct zd_chip *chip = zd_rf_to_chip(rf);
+ static const struct zd_ioreq16 ioreqs[] = {
+ { CR138, 0x28 },
+ { CR203, 0x06 },
+ };
+
+ r = zd_rfwritev_locked(chip, rv, 3, RF_RV_BITS);
+ if (r)
+ return r;
+ return zd_iowrite16a_locked(chip, ioreqs, ARRAY_SIZE(ioreqs));
+}
+
+static int zd1211_al2230_switch_radio_on(struct zd_rf *rf)
+{
+ struct zd_chip *chip = zd_rf_to_chip(rf);
+ static const struct zd_ioreq16 ioreqs[] = {
+ { CR11, 0x00 },
+ { CR251, 0x3f },
+ };
+
+ return zd_iowrite16a_locked(chip, ioreqs, ARRAY_SIZE(ioreqs));
+}
+
+static int zd1211b_al2230_switch_radio_on(struct zd_rf *rf)
+{
+ struct zd_chip *chip = zd_rf_to_chip(rf);
+ static const struct zd_ioreq16 ioreqs[] = {
+ { CR11, 0x00 },
+ { CR251, 0x7f },
+ };
+
+ return zd_iowrite16a_locked(chip, ioreqs, ARRAY_SIZE(ioreqs));
+}
+
+static int al2230_switch_radio_off(struct zd_rf *rf)
+{
+ struct zd_chip *chip = zd_rf_to_chip(rf);
+ static const struct zd_ioreq16 ioreqs[] = {
+ { CR11, 0x04 },
+ { CR251, 0x2f },
+ };
+
+ return zd_iowrite16a_locked(chip, ioreqs, ARRAY_SIZE(ioreqs));
+}
+
+int zd_rf_init_al2230(struct zd_rf *rf)
+{
+ struct zd_chip *chip = zd_rf_to_chip(rf);
+
+ rf->set_channel = al2230_set_channel;
+ rf->switch_radio_off = al2230_switch_radio_off;
+ if (chip->is_zd1211b) {
+ rf->init_hw = zd1211b_al2230_init_hw;
+ rf->switch_radio_on = zd1211b_al2230_switch_radio_on;
+ } else {
+ rf->init_hw = zd1211_al2230_init_hw;
+ rf->switch_radio_on = zd1211_al2230_switch_radio_on;
+ }
+ rf->patch_6m_band_edge = 1;
+ return 0;
+}