From 627fb3b9d260cb413d0ea2d179e319a20e2bd82b Mon Sep 17 00:00:00 2001 From: javier Martin Date: Wed, 15 Jul 2009 15:26:21 +0200 Subject: [PATCH 1/1] MX27: Add USB platform devices and resources This adds clocks and resources for usb in i.mx27 SoC. Signed-off-by: Javier Martin Signed-off-by: Sascha Hauer --- arch/arm/mach-mx2/clock_imx27.c | 9 +++- arch/arm/mach-mx2/devices.c | 92 +++++++++++++++++++++++++++++++++ arch/arm/mach-mx2/devices.h | 4 ++ 3 files changed, 104 insertions(+), 1 deletion(-) diff --git a/arch/arm/mach-mx2/clock_imx27.c b/arch/arm/mach-mx2/clock_imx27.c index a0c577f80d4c..4089951acb47 100644 --- a/arch/arm/mach-mx2/clock_imx27.c +++ b/arch/arm/mach-mx2/clock_imx27.c @@ -643,7 +643,14 @@ static struct clk_lookup lookups[] = { _REGISTER_CLOCK(NULL, "cspi3", cspi3_clk) _REGISTER_CLOCK("imx-fb.0", NULL, lcdc_clk) _REGISTER_CLOCK(NULL, "csi", csi_clk) - _REGISTER_CLOCK(NULL, "usb", usb_clk) + _REGISTER_CLOCK("fsl-usb2-udc", "usb", usb_clk) + _REGISTER_CLOCK("fsl-usb2-udc", "usb_ahb", usb_clk1) + _REGISTER_CLOCK("mxc-ehci.0", "usb", usb_clk) + _REGISTER_CLOCK("mxc-ehci.0", "usb_ahb", usb_clk1) + _REGISTER_CLOCK("mxc-ehci.1", "usb", usb_clk) + _REGISTER_CLOCK("mxc-ehci.1", "usb_ahb", usb_clk1) + _REGISTER_CLOCK("mxc-ehci.2", "usb", usb_clk) + _REGISTER_CLOCK("mxc-ehci.2", "usb_ahb", usb_clk1) _REGISTER_CLOCK(NULL, "ssi1", ssi1_clk) _REGISTER_CLOCK(NULL, "ssi2", ssi2_clk) _REGISTER_CLOCK("mxc_nand.0", NULL, nfc_clk) diff --git a/arch/arm/mach-mx2/devices.c b/arch/arm/mach-mx2/devices.c index cbf42467466d..4ecf0977beb4 100644 --- a/arch/arm/mach-mx2/devices.c +++ b/arch/arm/mach-mx2/devices.c @@ -369,6 +369,98 @@ struct platform_device mxc_sdhc_device1 = { .resource = mxc_sdhc2_resources, }; +static struct resource otg_resources[] = { + { + .start = OTG_BASE_ADDR, + .end = OTG_BASE_ADDR + 0x1ff, + .flags = IORESOURCE_MEM, + }, { + .start = MXC_INT_USB3, + .end = MXC_INT_USB3, + .flags = IORESOURCE_IRQ, + }, +}; + +static u64 otg_dmamask = 0xffffffffUL; + +/* OTG gadget device */ +struct platform_device mxc_otg_udc_device = { + .name = "fsl-usb2-udc", + .id = -1, + .dev = { + .dma_mask = &otg_dmamask, + .coherent_dma_mask = 0xffffffffUL, + }, + .resource = otg_resources, + .num_resources = ARRAY_SIZE(otg_resources), +}; + +/* OTG host */ +struct platform_device mxc_otg_host = { + .name = "mxc-ehci", + .id = 0, + .dev = { + .coherent_dma_mask = 0xffffffff, + .dma_mask = &otg_dmamask, + }, + .resource = otg_resources, + .num_resources = ARRAY_SIZE(otg_resources), +}; + +/* USB host 1 */ + +static u64 usbh1_dmamask = 0xffffffffUL; + +static struct resource mxc_usbh1_resources[] = { + { + .start = OTG_BASE_ADDR + 0x200, + .end = OTG_BASE_ADDR + 0x3ff, + .flags = IORESOURCE_MEM, + }, { + .start = MXC_INT_USB1, + .end = MXC_INT_USB1, + .flags = IORESOURCE_IRQ, + }, +}; + +struct platform_device mxc_usbh1 = { + .name = "mxc-ehci", + .id = 1, + .dev = { + .coherent_dma_mask = 0xffffffff, + .dma_mask = &usbh1_dmamask, + }, + .resource = mxc_usbh1_resources, + .num_resources = ARRAY_SIZE(mxc_usbh1_resources), +}; + +/* USB host 2 */ +static u64 usbh2_dmamask = 0xffffffffUL; + +static struct resource mxc_usbh2_resources[] = { + { + .start = OTG_BASE_ADDR + 0x400, + .end = OTG_BASE_ADDR + 0x5ff, + .flags = IORESOURCE_MEM, + }, { + .start = MXC_INT_USB2, + .end = MXC_INT_USB2, + .flags = IORESOURCE_IRQ, + }, +}; + +struct platform_device mxc_usbh2 = { + .name = "mxc-ehci", + .id = 2, + .dev = { + .coherent_dma_mask = 0xffffffff, + .dma_mask = &usbh2_dmamask, + }, + .resource = mxc_usbh2_resources, + .num_resources = ARRAY_SIZE(mxc_usbh2_resources), +}; + + /* GPIO port description */ static struct mxc_gpio_port imx_gpio_ports[] = { { diff --git a/arch/arm/mach-mx2/devices.h b/arch/arm/mach-mx2/devices.h index c79ba7fed1b7..6e91b4e3509d 100644 --- a/arch/arm/mach-mx2/devices.h +++ b/arch/arm/mach-mx2/devices.h @@ -19,3 +19,7 @@ extern struct platform_device mxc_i2c_device0; extern struct platform_device mxc_i2c_device1; extern struct platform_device mxc_sdhc_device0; extern struct platform_device mxc_sdhc_device1; +extern struct platform_device mxc_otg_udc_device; +extern struct platform_device mxc_otg_host; +extern struct platform_device mxc_usbh1; +extern struct platform_device mxc_usbh2; -- 2.34.1