diff options
| author | Li Yang <leoli@freescale.com> | 2007-07-03 17:43:16 +0800 |
|---|---|---|
| committer | Kumar Gala <galak@kernel.crashing.org> | 2007-07-10 00:30:04 -0500 |
| commit | e5a94af84715d142b1050c927a83dd8b1076774b (patch) | |
| tree | 6f442560021aecf08658e26ed9a37e6928ef0fa1 /arch/powerpc/platforms/83xx/mpc834x_mds.c | |
| parent | 749e80810d26c8d522b089718f22bb92d7834a37 (diff) | |
[POWERPC] 83xx: USB platform code rework
Add 831x USB platform setup code and rework 834x USB platform setup code.
Move USB platform code to usb.c for different boards with CPU of the same
series to share the USB initialization code.
Signed-off-by: Li Yang <leoli@freescale.com>
Signed-off-by: Kim Phillips <kim.phillips@freescale.com>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/platforms/83xx/mpc834x_mds.c')
| -rw-r--r-- | arch/powerpc/platforms/83xx/mpc834x_mds.c | 49 |
1 files changed, 5 insertions, 44 deletions
diff --git a/arch/powerpc/platforms/83xx/mpc834x_mds.c b/arch/powerpc/platforms/83xx/mpc834x_mds.c index 8607441c3953..4c9ff9cadfe4 100644 --- a/arch/powerpc/platforms/83xx/mpc834x_mds.c +++ b/arch/powerpc/platforms/83xx/mpc834x_mds.c @@ -39,55 +39,16 @@ #include "mpc83xx.h" #define BCSR5_INT_USB 0x02 -/* Note: This is only for PB, not for PB+PIB - * On PB only port0 is connected using ULPI */ -static int mpc834x_usb_cfg(void) +static int mpc834xemds_usb_cfg(void) { - unsigned long sccr, sicrl; - void __iomem *immap; + struct device_node *np; void __iomem *bcsr_regs = NULL; u8 bcsr5; - struct device_node *np = NULL; - int port0_is_dr = 0; - - if ((np = of_find_compatible_node(NULL, "usb", "fsl-usb2-dr")) != NULL) - port0_is_dr = 1; - if ((np = of_find_compatible_node(NULL, "usb", "fsl-usb2-mph")) != NULL){ - if (port0_is_dr) { - printk(KERN_WARNING - "There is only one USB port on PB board! \n"); - return -1; - } else if (!port0_is_dr) - /* No usb port enabled */ - return -1; - } - - immap = ioremap(get_immrbase(), 0x1000); - if (!immap) - return -1; - - /* Configure clock */ - sccr = in_be32(immap + MPC83XX_SCCR_OFFS); - if (port0_is_dr) - sccr |= MPC83XX_SCCR_USB_DRCM_11; /* 1:3 */ - else - sccr |= MPC83XX_SCCR_USB_MPHCM_11; /* 1:3 */ - out_be32(immap + MPC83XX_SCCR_OFFS, sccr); - - /* Configure Pin */ - sicrl = in_be32(immap + MPC83XX_SICRL_OFFS); - /* set port0 only */ - if (port0_is_dr) - sicrl |= MPC83XX_SICRL_USB0; - else - sicrl &= ~(MPC83XX_SICRL_USB0); - out_be32(immap + MPC83XX_SICRL_OFFS, sicrl); - - iounmap(immap); + mpc834x_usb_cfg(); /* Map BCSR area */ np = of_find_node_by_name(NULL, "bcsr"); - if (np != 0) { + if (np) { struct resource res; of_address_to_resource(np, 0, &res); @@ -129,7 +90,7 @@ static void __init mpc834x_mds_setup_arch(void) ppc_md.pci_exclude_device = mpc83xx_exclude_device; #endif - mpc834x_usb_cfg(); + mpc834xemds_usb_cfg(); } static void __init mpc834x_mds_init_IRQ(void) |