[PATCH] zd1211rw: Add AL7230B RF support for ZD1211B
This patch adds support for some new ZD1211B devices which ship with the AL7230B RF. Signed-off-by: Daniel Drake <dsd@gentoo.org> Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Daniel Drake
Jeff Garzik
parent
72018b223d
commit
ba528c4587
1 changed files with 272 additions and 55 deletions
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@ -51,9 +51,52 @@ static const u32 std_rv[] = {
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0xd8c010,
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};
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static int al7230b_init_hw(struct zd_rf *rf)
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static const u32 rv_init1[] = {
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0x3c9000,
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0xbfffff,
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0x700000,
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0xf15d58,
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};
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static const u32 rv_init2[] = {
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0xf15d59,
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0xf15d5c,
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0xf15d58,
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};
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static const struct zd_ioreq16 ioreqs_sw[] = {
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{ CR128, 0x14 }, { CR129, 0x12 }, { CR130, 0x10 },
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{ CR38, 0x38 }, { CR136, 0xdf },
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};
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static int zd1211b_al7230b_finalize(struct zd_chip *chip)
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{
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int i, r;
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int r;
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static const struct zd_ioreq16 ioreqs[] = {
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{ CR80, 0x30 }, { CR81, 0x30 }, { CR79, 0x58 },
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{ CR12, 0xf0 }, { CR77, 0x1b }, { CR78, 0x58 },
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{ CR203, 0x04 },
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{ },
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{ CR240, 0x80 },
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};
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r = zd_iowrite16a_locked(chip, ioreqs, ARRAY_SIZE(ioreqs));
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if (r)
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return r;
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if (chip->new_phy_layout) {
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/* antenna selection? */
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r = zd_iowrite16_locked(chip, 0xe5, CR9);
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if (r)
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return r;
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}
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return zd_iowrite16_locked(chip, 0x04, CR203);
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}
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static int zd1211_al7230b_init_hw(struct zd_rf *rf)
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{
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int r;
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struct zd_chip *chip = zd_rf_to_chip(rf);
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/* All of these writes are identical to AL2230 unless otherwise
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@ -117,39 +160,24 @@ static int al7230b_init_hw(struct zd_rf *rf)
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};
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static const struct zd_ioreq16 ioreqs_2[] = {
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/* PLL_ON */
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{ CR251, 0x3f },
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{ CR251, 0x3f }, /* PLL_ON */
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{ CR128, 0x14 }, { CR129, 0x12 }, { CR130, 0x10 },
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{ CR38, 0x38 }, { CR136, 0xdf },
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{ CR38, 0x38 }, { CR136, 0xdf },
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};
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r = zd_iowrite16a_locked(chip, ioreqs_1, ARRAY_SIZE(ioreqs_1));
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if (r)
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return r;
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r = zd_rfwrite_cr_locked(chip, 0x09ec04);
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if (r)
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return r;
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r = zd_rfwrite_cr_locked(chip, 0x8cccc8);
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r = zd_rfwritev_cr_locked(chip, chan_rv[0], ARRAY_SIZE(chan_rv[0]));
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if (r)
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return r;
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for (i = 0; i < ARRAY_SIZE(std_rv); i++) {
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r = zd_rfwrite_cr_locked(chip, std_rv[i]);
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if (r)
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return r;
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}
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r = zd_rfwritev_cr_locked(chip, std_rv, ARRAY_SIZE(std_rv));
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if (r)
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return r;
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r = zd_rfwrite_cr_locked(chip, 0x3c9000);
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if (r)
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return r;
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r = zd_rfwrite_cr_locked(chip, 0xbfffff);
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if (r)
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return r;
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r = zd_rfwrite_cr_locked(chip, 0x700000);
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if (r)
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return r;
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r = zd_rfwrite_cr_locked(chip, 0xf15d58);
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r = zd_rfwritev_cr_locked(chip, rv_init1, ARRAY_SIZE(rv_init1));
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if (r)
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return r;
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@ -157,13 +185,7 @@ static int al7230b_init_hw(struct zd_rf *rf)
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if (r)
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return r;
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r = zd_rfwrite_cr_locked(chip, 0xf15d59);
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if (r)
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return r;
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r = zd_rfwrite_cr_locked(chip, 0xf15d5c);
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if (r)
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return r;
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r = zd_rfwrite_cr_locked(chip, 0xf15d58);
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r = zd_rfwritev_cr_locked(chip, rv_init2, ARRAY_SIZE(rv_init2));
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if (r)
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return r;
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@ -177,18 +199,134 @@ static int al7230b_init_hw(struct zd_rf *rf)
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return 0;
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}
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static int al7230b_set_channel(struct zd_rf *rf, u8 channel)
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static int zd1211b_al7230b_init_hw(struct zd_rf *rf)
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{
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int i, r;
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const u32 *rv = chan_rv[channel-1];
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int r;
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struct zd_chip *chip = zd_rf_to_chip(rf);
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static const struct zd_ioreq16 ioreqs_1[] = {
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{ CR240, 0x57 }, { CR9, 0x9 },
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{ },
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{ CR10, 0x8b }, { CR15, 0x20 },
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{ CR17, 0x2B }, /* for newest (3rd cut) AL2230 */
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{ CR20, 0x10 }, /* 4N25->Stone Request */
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{ CR23, 0x40 }, { CR24, 0x20 }, { CR26, 0x93 },
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{ CR28, 0x3e }, { CR29, 0x00 },
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{ CR33, 0x28 }, /* 5613 */
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{ CR34, 0x30 },
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{ CR35, 0x3e }, /* for newest (3rd cut) AL2230 */
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{ CR41, 0x24 }, { CR44, 0x32 },
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{ CR46, 0x99 }, /* for newest (3rd cut) AL2230 */
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{ CR47, 0x1e },
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/* ZD1215 5610 */
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{ CR48, 0x00 }, { CR49, 0x00 }, { CR51, 0x01 },
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{ CR52, 0x80 }, { CR53, 0x7e }, { CR65, 0x00 },
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{ CR66, 0x00 }, { CR67, 0x00 }, { CR68, 0x00 },
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{ CR69, 0x28 },
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{ CR79, 0x58 }, { CR80, 0x30 }, { CR81, 0x30 },
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{ CR87, 0x0A }, { CR89, 0x04 },
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{ CR90, 0x58 }, /* 5112 */
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{ CR91, 0x00 }, /* 5613 */
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{ CR92, 0x0a },
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{ CR98, 0x8d }, /* 4804, for 1212 new algorithm */
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{ CR99, 0x00 }, { CR100, 0x02 }, { CR101, 0x13 },
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{ CR102, 0x27 },
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{ CR106, 0x20 }, /* change to 0x24 for AL7230B */
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{ CR109, 0x13 }, /* 4804, for 1212 new algorithm */
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{ CR112, 0x1f },
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};
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static const struct zd_ioreq16 ioreqs_new_phy[] = {
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{ CR107, 0x28 },
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{ CR110, 0x1f }, /* 5127, 0x13->0x1f */
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{ CR111, 0x1f }, /* 0x13 to 0x1f for AL7230B */
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{ CR116, 0x2a }, { CR118, 0xfa }, { CR119, 0x12 },
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{ CR121, 0x6c }, /* 5613 */
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};
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static const struct zd_ioreq16 ioreqs_old_phy[] = {
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{ CR107, 0x24 },
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{ CR110, 0x13 }, /* 5127, 0x13->0x1f */
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{ CR111, 0x13 }, /* 0x13 to 0x1f for AL7230B */
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{ CR116, 0x24 }, { CR118, 0xfc }, { CR119, 0x11 },
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{ CR121, 0x6a }, /* 5613 */
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};
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static const struct zd_ioreq16 ioreqs_2[] = {
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{ CR113, 0x27 }, { CR114, 0x27 }, { CR115, 0x24 },
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{ CR117, 0xfa }, { CR120, 0x4f },
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{ CR122, 0xfc }, /* E0->FCh at 4901 */
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{ CR123, 0x57 }, /* 5613 */
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{ CR125, 0xad }, /* 4804, for 1212 new algorithm */
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{ CR126, 0x6c }, /* 5613 */
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{ CR127, 0x03 }, /* 4804, for 1212 new algorithm */
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{ CR130, 0x10 },
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{ CR131, 0x00 }, /* 5112 */
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{ CR137, 0x50 }, /* 5613 */
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{ CR138, 0xa8 }, /* 5112 */
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{ CR144, 0xac }, /* 5613 */
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{ CR148, 0x40 }, /* 5112 */
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{ CR149, 0x40 }, /* 4O07, 50->40 */
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{ CR150, 0x1a }, /* 5112, 0C->1A */
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{ CR252, 0x34 }, { CR253, 0x34 },
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{ CR251, 0x2f }, /* PLL_OFF */
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};
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static const struct zd_ioreq16 ioreqs_3[] = {
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{ CR251, 0x7f }, /* PLL_ON */
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{ CR128, 0x14 }, { CR129, 0x12 }, { CR130, 0x10 },
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{ CR38, 0x38 }, { CR136, 0xdf },
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};
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static const struct zd_ioreq16 ioreqs_2[] = {
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r = zd_iowrite16a_locked(chip, ioreqs_1, ARRAY_SIZE(ioreqs_1));
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if (r)
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return r;
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if (chip->new_phy_layout)
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r = zd_iowrite16a_locked(chip, ioreqs_new_phy,
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ARRAY_SIZE(ioreqs_new_phy));
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else
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r = zd_iowrite16a_locked(chip, ioreqs_old_phy,
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ARRAY_SIZE(ioreqs_old_phy));
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if (r)
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return r;
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r = zd_iowrite16a_locked(chip, ioreqs_2, ARRAY_SIZE(ioreqs_2));
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if (r)
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return r;
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r = zd_rfwritev_cr_locked(chip, chan_rv[0], ARRAY_SIZE(chan_rv[0]));
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if (r)
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return r;
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r = zd_rfwritev_cr_locked(chip, std_rv, ARRAY_SIZE(std_rv));
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if (r)
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return r;
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r = zd_rfwritev_cr_locked(chip, rv_init1, ARRAY_SIZE(rv_init1));
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if (r)
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return r;
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r = zd_iowrite16a_locked(chip, ioreqs_3, ARRAY_SIZE(ioreqs_3));
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if (r)
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return r;
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r = zd_rfwritev_cr_locked(chip, rv_init2, ARRAY_SIZE(rv_init2));
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if (r)
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return r;
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return zd1211b_al7230b_finalize(chip);
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}
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static int zd1211_al7230b_set_channel(struct zd_rf *rf, u8 channel)
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{
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int r;
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const u32 *rv = chan_rv[channel-1];
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struct zd_chip *chip = zd_rf_to_chip(rf);
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static const struct zd_ioreq16 ioreqs[] = {
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/* PLL_ON */
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{ CR251, 0x3f },
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{ CR203, 0x06 }, { CR240, 0x08 },
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@ -203,11 +341,9 @@ static int al7230b_set_channel(struct zd_rf *rf, u8 channel)
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if (r)
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return r;
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for (i = 0; i < ARRAY_SIZE(std_rv); i++) {
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r = zd_rfwrite_cr_locked(chip, std_rv[i]);
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if (r)
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return r;
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}
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r = zd_rfwritev_cr_locked(chip, std_rv, ARRAY_SIZE(std_rv));
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if (r)
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return r;
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r = zd_rfwrite_cr_locked(chip, 0x3c9000);
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if (r)
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@ -216,24 +352,69 @@ static int al7230b_set_channel(struct zd_rf *rf, u8 channel)
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if (r)
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return r;
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r = zd_iowrite16a_locked(chip, ioreqs_1, ARRAY_SIZE(ioreqs_1));
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r = zd_iowrite16a_locked(chip, ioreqs_sw, ARRAY_SIZE(ioreqs_sw));
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if (r)
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return r;
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for (i = 0; i < 2; i++) {
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r = zd_rfwrite_cr_locked(chip, rv[i]);
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if (r)
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return r;
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}
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r = zd_rfwritev_cr_locked(chip, rv, 2);
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if (r)
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return r;
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r = zd_rfwrite_cr_locked(chip, 0x3c9000);
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if (r)
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return r;
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return zd_iowrite16a_locked(chip, ioreqs_2, ARRAY_SIZE(ioreqs_2));
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return zd_iowrite16a_locked(chip, ioreqs, ARRAY_SIZE(ioreqs));
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}
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static int al7230b_switch_radio_on(struct zd_rf *rf)
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static int zd1211b_al7230b_set_channel(struct zd_rf *rf, u8 channel)
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{
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int r;
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const u32 *rv = chan_rv[channel-1];
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struct zd_chip *chip = zd_rf_to_chip(rf);
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r = zd_iowrite16_locked(chip, 0x57, CR240);
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if (r)
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return r;
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r = zd_iowrite16_locked(chip, 0xe4, CR9);
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if (r)
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return r;
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/* PLL_OFF */
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r = zd_iowrite16_locked(chip, 0x2f, CR251);
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if (r)
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return r;
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r = zd_rfwritev_cr_locked(chip, std_rv, ARRAY_SIZE(std_rv));
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if (r)
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return r;
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r = zd_rfwrite_cr_locked(chip, 0x3c9000);
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if (r)
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return r;
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r = zd_rfwrite_cr_locked(chip, 0xf15d58);
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if (r)
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return r;
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r = zd_iowrite16a_locked(chip, ioreqs_sw, ARRAY_SIZE(ioreqs_sw));
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if (r)
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return r;
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r = zd_rfwritev_cr_locked(chip, rv, 2);
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if (r)
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return r;
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r = zd_rfwrite_cr_locked(chip, 0x3c9000);
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if (r)
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return r;
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r = zd_iowrite16_locked(chip, 0x7f, CR251);
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if (r)
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return r;
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return zd1211b_al7230b_finalize(chip);
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}
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static int zd1211_al7230b_switch_radio_on(struct zd_rf *rf)
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{
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struct zd_chip *chip = zd_rf_to_chip(rf);
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static const struct zd_ioreq16 ioreqs[] = {
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@ -244,6 +425,17 @@ static int al7230b_switch_radio_on(struct zd_rf *rf)
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return zd_iowrite16a_locked(chip, ioreqs, ARRAY_SIZE(ioreqs));
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}
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static int zd1211b_al7230b_switch_radio_on(struct zd_rf *rf)
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{
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struct zd_chip *chip = zd_rf_to_chip(rf);
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static const struct zd_ioreq16 ioreqs[] = {
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{ CR11, 0x00 },
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{ CR251, 0x7f },
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};
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return zd_iowrite16a_locked(chip, ioreqs, ARRAY_SIZE(ioreqs));
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}
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static int al7230b_switch_radio_off(struct zd_rf *rf)
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{
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struct zd_chip *chip = zd_rf_to_chip(rf);
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@ -255,20 +447,45 @@ static int al7230b_switch_radio_off(struct zd_rf *rf)
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return zd_iowrite16a_locked(chip, ioreqs, ARRAY_SIZE(ioreqs));
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}
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/* ZD1211B+AL7230B 6m band edge patching differs slightly from other
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* configurations */
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static int zd1211b_al7230b_patch_6m(struct zd_rf *rf, u8 channel)
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{
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struct zd_chip *chip = zd_rf_to_chip(rf);
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struct zd_ioreq16 ioreqs[] = {
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{ CR128, 0x14 }, { CR129, 0x12 },
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};
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/* FIXME: Channel 11 is not the edge for all regulatory domains. */
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if (channel == 1) {
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ioreqs[0].value = 0x0e;
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ioreqs[1].value = 0x10;
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} else if (channel == 11) {
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ioreqs[0].value = 0x10;
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ioreqs[1].value = 0x10;
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}
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dev_dbg_f(zd_chip_dev(chip), "patching for channel %d\n", channel);
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return zd_iowrite16a_locked(chip, ioreqs, ARRAY_SIZE(ioreqs));
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}
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int zd_rf_init_al7230b(struct zd_rf *rf)
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{
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struct zd_chip *chip = zd_rf_to_chip(rf);
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if (chip->is_zd1211b) {
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dev_err(zd_chip_dev(chip), "AL7230B is currently not "
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"supported for ZD1211B devices\n");
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return -ENODEV;
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rf->init_hw = zd1211b_al7230b_init_hw;
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rf->switch_radio_on = zd1211b_al7230b_switch_radio_on;
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rf->set_channel = zd1211b_al7230b_set_channel;
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rf->patch_6m_band_edge = zd1211b_al7230b_patch_6m;
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} else {
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rf->init_hw = zd1211_al7230b_init_hw;
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rf->switch_radio_on = zd1211_al7230b_switch_radio_on;
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rf->set_channel = zd1211_al7230b_set_channel;
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rf->patch_6m_band_edge = zd_rf_generic_patch_6m;
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}
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|
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rf->init_hw = al7230b_init_hw;
|
||||
rf->set_channel = al7230b_set_channel;
|
||||
rf->switch_radio_on = al7230b_switch_radio_on;
|
||||
rf->switch_radio_off = al7230b_switch_radio_off;
|
||||
rf->patch_6m_band_edge = zd_rf_generic_patch_6m;
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in a new issue