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| author | Albert Herranz <albert_herranz@yahoo.es> | 2009-09-08 19:30:12 +0200 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2009-09-09 11:19:00 -0400 |
| commit | 24ea602e183ca20a7577ebe253323d0e5d0f9847 (patch) | |
| tree | 9cd9c0b3832cac2f155e633fbed1ce2bf3331f9a /drivers/ssb/scan.c | |
| parent | f020979d5d7c9816c071d0aedf60a889fa4fae40 (diff) | |
| download | kernel_samsung_smdk4412-24ea602e183ca20a7577ebe253323d0e5d0f9847.zip kernel_samsung_smdk4412-24ea602e183ca20a7577ebe253323d0e5d0f9847.tar.gz kernel_samsung_smdk4412-24ea602e183ca20a7577ebe253323d0e5d0f9847.tar.bz2 | |
ssb: Implement SDIO host bus support
Add support for communicating with a Sonics Silicon Backplane through a
SDIO interface, as found in the Nintendo Wii WLAN daughter card.
The Nintendo Wii WLAN card includes a custom Broadcom 4318 chip with
a SDIO host interface.
Signed-off-by: Albert Herranz <albert_herranz@yahoo.es>
Signed-off-by: Michael Buesch <mb@bu3sch.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/ssb/scan.c')
| -rw-r--r-- | drivers/ssb/scan.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/ssb/scan.c b/drivers/ssb/scan.c index 63ee5cf..b74212d 100644 --- a/drivers/ssb/scan.c +++ b/drivers/ssb/scan.c @@ -175,6 +175,9 @@ static u32 scan_read32(struct ssb_bus *bus, u8 current_coreidx, } else ssb_pcmcia_switch_segment(bus, 0); break; + case SSB_BUSTYPE_SDIO: + offset += current_coreidx * SSB_CORE_SIZE; + return ssb_sdio_scan_read32(bus, offset); } return readl(bus->mmio + offset); } @@ -188,6 +191,8 @@ static int scan_switchcore(struct ssb_bus *bus, u8 coreidx) return ssb_pci_switch_coreidx(bus, coreidx); case SSB_BUSTYPE_PCMCIA: return ssb_pcmcia_switch_coreidx(bus, coreidx); + case SSB_BUSTYPE_SDIO: + return ssb_sdio_scan_switch_coreidx(bus, coreidx); } return 0; } @@ -206,6 +211,8 @@ void ssb_iounmap(struct ssb_bus *bus) SSB_BUG_ON(1); /* Can't reach this code. */ #endif break; + case SSB_BUSTYPE_SDIO: + break; } bus->mmio = NULL; bus->mapped_device = NULL; @@ -230,6 +237,10 @@ static void __iomem *ssb_ioremap(struct ssb_bus *bus, SSB_BUG_ON(1); /* Can't reach this code. */ #endif break; + case SSB_BUSTYPE_SDIO: + /* Nothing to ioremap in the SDIO case, just fake it */ + mmio = (void __iomem *)baseaddr; + break; } return mmio; |