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ssb: Update for Rev. 5 SPROM 

Although a revision 5 SPROM has not been seen in the wild, the
open-source portion of the MIPS driver 4.150.10.5 describes its
layout, which is mostly inherited from revision 4. This patch
implements the differences.

Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Acked-by: Michael Buesch <mb@bu3sch.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Larry Finger 2008-08-19 12:50:31 -05:00 committed by John W. Linville
parent 2f58bbf27f
commit 095f695cbb
2 changed files with 50 additions and 15 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

50
drivers/ssb/pci.c
View File

@ -399,14 +399,19 @@ static void sprom_extract_r123(struct ssb_sprom *out, const u16 *in)
out->antenna_gain.ghz5.a3 = gain;
}
static void sprom_extract_r4(struct ssb_sprom *out, const u16 *in)
static void sprom_extract_r45(struct ssb_sprom *out, const u16 *in)
{
int i;
u16 v;
u16 il0mac_offset;
if (out->revision == 4)
il0mac_offset = SSB_SPROM4_IL0MAC;
else
il0mac_offset = SSB_SPROM5_IL0MAC;
/* extract the equivalent of the r1 variables */
for (i = 0; i < 3; i++) {
v = in[SPOFF(SSB_SPROM4_IL0MAC) + i];
v = in[SPOFF(il0mac_offset) + i];
*(((__be16 *)out->il0mac) + i) = cpu_to_be16(v);
}
for (i = 0; i < 3; i++) {
@ -420,9 +425,15 @@ static void sprom_extract_r4(struct ssb_sprom *out, const u16 *in)
SPEX(et0phyaddr, SSB_SPROM4_ETHPHY, SSB_SPROM4_ETHPHY_ET0A, 0);
SPEX(et1phyaddr, SSB_SPROM4_ETHPHY, SSB_SPROM4_ETHPHY_ET1A,
SSB_SPROM4_ETHPHY_ET1A_SHIFT);
SPEX(country_code, SSB_SPROM4_CCODE, 0xFFFF, 0);
SPEX(boardflags_lo, SSB_SPROM4_BFLLO, 0xFFFF, 0);
SPEX(boardflags_hi, SSB_SPROM4_BFLHI, 0xFFFF, 0);
if (out->revision == 4) {
SPEX(country_code, SSB_SPROM4_CCODE, 0xFFFF, 0);
SPEX(boardflags_lo, SSB_SPROM4_BFLLO, 0xFFFF, 0);
SPEX(boardflags_hi, SSB_SPROM4_BFLHI, 0xFFFF, 0);
} else {
SPEX(country_code, SSB_SPROM5_CCODE, 0xFFFF, 0);
SPEX(boardflags_lo, SSB_SPROM5_BFLLO, 0xFFFF, 0);
SPEX(boardflags_hi, SSB_SPROM5_BFLHI, 0xFFFF, 0);
}
SPEX(ant_available_a, SSB_SPROM4_ANTAVAIL, SSB_SPROM4_ANTAVAIL_A,
SSB_SPROM4_ANTAVAIL_A_SHIFT);
SPEX(ant_available_bg, SSB_SPROM4_ANTAVAIL, SSB_SPROM4_ANTAVAIL_BG,
@ -433,12 +444,21 @@ static void sprom_extract_r4(struct ssb_sprom *out, const u16 *in)
SPEX(maxpwr_a, SSB_SPROM4_MAXP_A, SSB_SPROM4_MAXP_A_MASK, 0);
SPEX(itssi_a, SSB_SPROM4_MAXP_A, SSB_SPROM4_ITSSI_A,
SSB_SPROM4_ITSSI_A_SHIFT);
SPEX(gpio0, SSB_SPROM4_GPIOA, SSB_SPROM4_GPIOA_P0, 0);
SPEX(gpio1, SSB_SPROM4_GPIOA, SSB_SPROM4_GPIOA_P1,
SSB_SPROM4_GPIOA_P1_SHIFT);
SPEX(gpio2, SSB_SPROM4_GPIOB, SSB_SPROM4_GPIOB_P2, 0);
SPEX(gpio3, SSB_SPROM4_GPIOB, SSB_SPROM4_GPIOB_P3,
SSB_SPROM4_GPIOB_P3_SHIFT);
if (out->revision == 4) {
SPEX(gpio0, SSB_SPROM4_GPIOA, SSB_SPROM4_GPIOA_P0, 0);
SPEX(gpio1, SSB_SPROM4_GPIOA, SSB_SPROM4_GPIOA_P1,
SSB_SPROM4_GPIOA_P1_SHIFT);
SPEX(gpio2, SSB_SPROM4_GPIOB, SSB_SPROM4_GPIOB_P2, 0);
SPEX(gpio3, SSB_SPROM4_GPIOB, SSB_SPROM4_GPIOB_P3,
SSB_SPROM4_GPIOB_P3_SHIFT);
} else {
SPEX(gpio0, SSB_SPROM5_GPIOA, SSB_SPROM5_GPIOA_P0, 0);
SPEX(gpio1, SSB_SPROM5_GPIOA, SSB_SPROM5_GPIOA_P1,
SSB_SPROM5_GPIOA_P1_SHIFT);
SPEX(gpio2, SSB_SPROM5_GPIOB, SSB_SPROM5_GPIOB_P2, 0);
SPEX(gpio3, SSB_SPROM5_GPIOB, SSB_SPROM5_GPIOB_P3,
SSB_SPROM5_GPIOB_P3_SHIFT);
}
/* Extract the antenna gain values. */
SPEX(antenna_gain.ghz24.a0, SSB_SPROM4_AGAIN01,
@ -471,16 +491,16 @@ static int sprom_extract(struct ssb_bus *bus, struct ssb_sprom *out,
} else if (bus->chip_id == 0x4321) {
/* the BCM4328 has a chipid == 0x4321 and a rev 4 SPROM */
out->revision = 4;
sprom_extract_r4(out, in);
sprom_extract_r45(out, in);
} else {
if (out->revision == 0)
goto unsupported;
if (out->revision >= 1 && out->revision <= 3) {
sprom_extract_r123(out, in);
}
if (out->revision == 4)
sprom_extract_r4(out, in);
if (out->revision >= 5)
if (out->revision == 4 || out->revision == 5)
sprom_extract_r45(out, in);
if (out->revision > 5)
goto unsupported;
}

15
include/linux/ssb/ssb_regs.h
View File

@ -316,6 +316,21 @@
#define SSB_SPROM4_PA1B1 0x1090
#define SSB_SPROM4_PA1B2 0x1092
/* SPROM Revision 5 (inherits most data from rev 4) */
#define SSB_SPROM5_BFLLO 0x104A /* Boardflags (low 16 bits) */
#define SSB_SPROM5_BFLHI 0x104C /* Board Flags Hi */
#define SSB_SPROM5_IL0MAC 0x1052 /* 6 byte MAC address for a/b/g/n */
#define SSB_SPROM5_CCODE 0x1044 /* Country Code (2 bytes) */
#define SSB_SPROM5_GPIOA 0x1076 /* Gen. Purpose IO # 0 and 1 */
#define SSB_SPROM5_GPIOA_P0 0x00FF /* Pin 0 */
#define SSB_SPROM5_GPIOA_P1 0xFF00 /* Pin 1 */
#define SSB_SPROM5_GPIOA_P1_SHIFT 8
#define SSB_SPROM5_GPIOB 0x1078 /* Gen. Purpose IO # 2 and 3 */
#define SSB_SPROM5_GPIOB_P2 0x00FF /* Pin 2 */
#define SSB_SPROM5_GPIOB_P3 0xFF00 /* Pin 3 */
#define SSB_SPROM5_GPIOB_P3_SHIFT 8
/* Values for SSB_SPROM1_BINF_CCODE */
enum {
SSB_SPROM1CCODE_WORLD = 0,