This adds clocks and resources for usb in i.mx27 SoC.
Signed-off-by: Javier Martin <javier.martin@xxxxxxxxxxxxxxxxx>
---
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 deletions(-)
diff --git a/arch/arm/mach-mx2/clock_imx27.c b/arch/arm/mach-mx2/clock_imx27.c
index 2c97144..e8d33a6 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 a0f1b36..4e7feea 100644
--- a/arch/arm/mach-mx2/devices.c
+++ b/arch/arm/mach-mx2/devices.c
@@ -407,6 +407,98 @@ 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[] = {
[0] = {
diff --git a/arch/arm/mach-mx2/devices.h b/arch/arm/mach-mx2/devices.h
index 049005b..facb4d6 100644
--- a/arch/arm/mach-mx2/devices.h
+++ b/arch/arm/mach-mx2/devices.h
@@ -20,3 +20,7 @@ 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;
--
Javier Martin
Vista Silicon S.L.
Universidad de Cantabria
CDTUC - FASE C - Oficina S-345
Avda de los Castros s/n
39005- Santander. Cantabria. Spain
+34 942 25 32 60
www.vista-silicon.com
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