From 17ec3d3ac862cf798485230c032eeb911afa642a Mon Sep 17 00:00:00 2001 From: Ashokkumar G <0xfee1dead.sa@gmail.com> Date: Mon, 26 Jan 2015 11:51:13 -0700 Subject: [PATCH 7/9] arch:arm:mmp: Adding USB Host and OTG peripheral for pxa168 Adding USB host, USB OTG peripherals memory, register information for pxa168 SOC Enable USB Host, USB OTG in gplugd Signed-off-by: Ashokkumar G <0xfee1dead.sa@gmail.com> --- arch/arm/mach-mmp/devices.c | 35 ++++++++++++++++++ arch/arm/mach-mmp/gplugd.c | 64 +++++++++++++++++++++++++++++++++ arch/arm/mach-mmp/include/mach/pxa168.h | 4 +++ 3 files changed, 103 insertions(+) diff --git a/arch/arm/mach-mmp/devices.c b/arch/arm/mach-mmp/devices.c index 2bcb766..7d8499f 100644 --- a/arch/arm/mach-mmp/devices.c +++ b/arch/arm/mach-mmp/devices.c @@ -241,6 +241,41 @@ void pxa_usb_phy_deinit(void __iomem *phy_reg) #if IS_ENABLED(CONFIG_USB_SUPPORT) static u64 usb_dma_mask = ~(u32)0; +#if IS_ENABLED(CONFIG_USB_EHCI_MV) +struct resource pxa168_u2h_resources[] = { + /* regbase */ + [0] = { + .start = PXA168_U2H_REGBASE + U2x_CAPREGS_OFFSET, + .end = PXA168_U2H_REGBASE + USB_REG_RANGE, + .flags = IORESOURCE_MEM, + .name = "capregs", + }, + /* phybase */ + [1] = { + .start = PXA168_U2H_PHYBASE, + .end = PXA168_U2H_PHYBASE + USB_PHY_RANGE, + .flags = IORESOURCE_MEM, + .name = "phyregs", + }, + [2] = { + .start = IRQ_PXA168_USB2, + .end = IRQ_PXA168_USB2, + .flags = IORESOURCE_IRQ, + }, +}; + +struct platform_device pxa168_device_u2h = { + .name = "pxa-sph", + .id = -1, + .resource = pxa168_u2h_resources, + .num_resources = ARRAY_SIZE(pxa168_u2h_resources), + .dev = { + .dma_mask = &usb_dma_mask, + .coherent_dma_mask = 0xffffffff, + }, +}; +#endif + #if IS_ENABLED(CONFIG_USB_MV_UDC) struct resource pxa168_u2o_resources[] = { /* regbase */ diff --git a/arch/arm/mach-mmp/gplugd.c b/arch/arm/mach-mmp/gplugd.c index ba4ce4e..b9c3c92 100644 --- a/arch/arm/mach-mmp/gplugd.c +++ b/arch/arm/mach-mmp/gplugd.c @@ -173,6 +173,56 @@ static void __init select_disp_freq(void) } } +#ifdef CONFIG_USB_SUPPORT + +#if defined(CONFIG_USB_EHCI_HCD) && defined(CONFIG_USB_EHCI_MV) + +static char *pxa168_u2h_clock_name[] = { + [0] = "U2HCLK", +}; + +static struct mv_usb_platform_data pxa168_u2h_pdata = { + .mode = MV_USB_MODE_HOST, + .phy_init = pxa_usb_phy_init, + .phy_deinit = pxa_usb_phy_deinit, + .set_vbus = NULL, +}; +#endif + +#if defined(CONFIG_USB_MV_UDC) || defined(CONFIG_USB_EHCI_MV_U2O) +static char *pxa168_u2o_clock_name[] = { + [0] = "U2OCLK", +}; + +static struct mv_usb_platform_data pxa168_u2o_udc_pdata = { + .vbus = NULL, + .mode = MV_USB_MODE_OTG, + .otg_force_a_bus_req = 1, + .phy_init = pxa_usb_phy_init, + .phy_deinit = pxa_usb_phy_deinit, + .set_vbus = NULL, +}; +static struct mv_usb_platform_data pxa168_u2o_pdata = { + .vbus = NULL, + .mode = MV_USB_MODE_OTG, + .otg_force_a_bus_req = 1, + .phy_init = pxa_usb_phy_init, + .phy_deinit = pxa_usb_phy_deinit, + .set_vbus = NULL, +}; +static struct mv_usb_platform_data pxa168_u2o_otg_pdata = { + .vbus = NULL, + .mode = MV_USB_MODE_OTG, + .otg_force_a_bus_req = 1, + .phy_init = pxa_usb_phy_init, + .phy_deinit = pxa_usb_phy_deinit, + + .set_vbus = NULL, +}; + +#endif +#endif + static struct pxa2xx_spi_master pxa_ssp_master_info = { .num_chipselect = 1, .enable_dma = 1, @@ -340,6 +390,20 @@ static void __init gplugd_init(void) pxa168_add_sdh(1, &gplugd_sdh_platdata); pxa168_add_sdh(2, &gplugd_sdh_platdata); +#if defined(CONFIG_USB_EHCI_HCD) && defined(CONFIG_USB_EHCI_MV) + pxa168_device_u2h.dev.platform_data = &pxa168_u2h_pdata; + platform_device_register(&pxa168_device_u2h); +#endif +#ifdef CONFIG_USB_MV_UDC + pxa168_device_u2o.dev.platform_data = &pxa168_u2o_udc_pdata; + platform_device_register(&pxa168_device_u2o); +#endif + +#ifdef CONFIG_USB_EHCI_MV_U2O + pxa168_device_u2oehci.dev.platform_data = &pxa168_u2o_pdata; + platform_device_register(&pxa168_device_u2oehci); +#endif + pxa168_add_eth(&gplugd_eth_platform_data); } diff --git a/arch/arm/mach-mmp/include/mach/pxa168.h b/arch/arm/mach-mmp/include/mach/pxa168.h index def8f46..feed849 100644 --- a/arch/arm/mach-mmp/include/mach/pxa168.h +++ b/arch/arm/mach-mmp/include/mach/pxa168.h @@ -42,6 +42,10 @@ extern struct pxa_device_desc pxa168_device_sdh1; extern struct pxa_device_desc pxa168_device_sdh2; extern struct pxa_device_desc pxa168_device_sdh3; extern struct pxa_device_desc pxa168_device_sdh4; +extern struct platform_device pxa168_device_u2o; +extern struct platform_device pxa168_device_u2h; +extern struct platform_device pxa168_device_u2oehci; +extern struct platform_device pxa168_device_u2ootg; /* pdata can be NULL */ extern int __init pxa168_add_usb_host(struct mv_usb_platform_data *pdata); -- 2.10.2