diff options
| author | Roger Quadros <rogerq@ti.com> | 2012-11-08 15:10:41 +0100 |
|---|---|---|
| committer | Roger Quadros <rogerq@ti.com> | 2013-02-13 12:22:44 +0100 |
| commit | 300c2f8ff4745f65d99cf105e9afef0f01b70d09 (patch) | |
| tree | 4bd83875c773dd79eead8394493b09942a8f65fc /drivers | |
| parent | mfd: omap-usb-tll: serialize access to TLL device (diff) | |
| download | linux-300c2f8ff4745f65d99cf105e9afef0f01b70d09.tar.xz linux-300c2f8ff4745f65d99cf105e9afef0f01b70d09.zip | |
mfd: omap-usb-tll: Add OMAP5 revision and HSIC support
The TLL module on OMAP5 has 3 channels.
HSIC mode requires the TLL channel to be in Transparent UTMI mode.
Signed-off-by: Roger Quadros <rogerq@ti.com>
Reviewed-by: Felipe Balbi <balbi@ti.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/mfd/omap-usb-tll.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/mfd/omap-usb-tll.c b/drivers/mfd/omap-usb-tll.c index 55c85c78ba44..0aef1a768880 100644 --- a/drivers/mfd/omap-usb-tll.c +++ b/drivers/mfd/omap-usb-tll.c @@ -54,10 +54,13 @@ #define OMAP_TLL_CHANNEL_CONF(num) (0x040 + 0x004 * num) #define OMAP_TLL_CHANNEL_CONF_FSLSMODE_SHIFT 24 +#define OMAP_TLL_CHANNEL_CONF_DRVVBUS (1 << 16) +#define OMAP_TLL_CHANNEL_CONF_CHRGVBUS (1 << 15) #define OMAP_TLL_CHANNEL_CONF_ULPINOBITSTUFF (1 << 11) #define OMAP_TLL_CHANNEL_CONF_ULPI_ULPIAUTOIDLE (1 << 10) #define OMAP_TLL_CHANNEL_CONF_UTMIAUTOIDLE (1 << 9) #define OMAP_TLL_CHANNEL_CONF_ULPIDDRMODE (1 << 8) +#define OMAP_TLL_CHANNEL_CONF_MODE_TRANSPARENT_UTMI (2 << 1) #define OMAP_TLL_CHANNEL_CONF_CHANMODE_FSLS (1 << 1) #define OMAP_TLL_CHANNEL_CONF_CHANEN (1 << 0) @@ -92,6 +95,7 @@ #define OMAP_USBTLL_REV1 0x00000015 /* OMAP3 */ #define OMAP_USBTLL_REV2 0x00000018 /* OMAP 3630 */ #define OMAP_USBTLL_REV3 0x00000004 /* OMAP4 */ +#define OMAP_USBTLL_REV4 0x00000006 /* OMAP5 */ #define is_ehci_tll_mode(x) (x == OMAP_EHCI_PORT_MODE_TLL) @@ -245,6 +249,7 @@ static int usbtll_omap_probe(struct platform_device *pdev) ver = usbtll_read(base, OMAP_USBTLL_REVISION); switch (ver) { case OMAP_USBTLL_REV1: + case OMAP_USBTLL_REV4: tll->nch = OMAP_TLL_CHANNEL_COUNT; break; case OMAP_USBTLL_REV2: @@ -310,6 +315,15 @@ static int usbtll_omap_probe(struct platform_device *pdev) reg &= ~(OMAP_TLL_CHANNEL_CONF_UTMIAUTOIDLE | OMAP_TLL_CHANNEL_CONF_ULPINOBITSTUFF | OMAP_TLL_CHANNEL_CONF_ULPIDDRMODE); + } else if (pdata->port_mode[i] == + OMAP_EHCI_PORT_MODE_HSIC) { + /* + * HSIC Mode requires UTMI port configurations + */ + reg |= OMAP_TLL_CHANNEL_CONF_DRVVBUS + | OMAP_TLL_CHANNEL_CONF_CHRGVBUS + | OMAP_TLL_CHANNEL_CONF_MODE_TRANSPARENT_UTMI + | OMAP_TLL_CHANNEL_CONF_ULPINOBITSTUFF; } else { continue; } |