MSM: Add USB support for MSM7x30
Add USB OTG, peripheral and host devices. This patch also adds
usb_phy_clk which is required for resetting the PHY. VBUS power up
and shutdown routines depends on PMIC module. As PMIC driver is
unavailable, configure USB in peripheral only mode.
Signed-off-by: Pavankumar Kondeti <pkondeti@codeaurora.org>
Signed-off-by: David Brown <davidb@codeaurora.org>
diff --git a/arch/arm/mach-msm/devices-msm7x30.c b/arch/arm/mach-msm/devices-msm7x30.c
index 7fcf2e3..4e9a0ab 100644
--- a/arch/arm/mach-msm/devices-msm7x30.c
+++ b/arch/arm/mach-msm/devices-msm7x30.c
@@ -56,6 +56,77 @@
.id = -1,
};
+static struct resource resources_otg[] = {
+ {
+ .start = MSM_HSUSB_PHYS,
+ .end = MSM_HSUSB_PHYS + MSM_HSUSB_SIZE,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .start = INT_USB_HS,
+ .end = INT_USB_HS,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+struct platform_device msm_device_otg = {
+ .name = "msm_otg",
+ .id = -1,
+ .num_resources = ARRAY_SIZE(resources_otg),
+ .resource = resources_otg,
+ .dev = {
+ .coherent_dma_mask = 0xffffffff,
+ },
+};
+
+static struct resource resources_hsusb[] = {
+ {
+ .start = MSM_HSUSB_PHYS,
+ .end = MSM_HSUSB_PHYS + MSM_HSUSB_SIZE,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .start = INT_USB_HS,
+ .end = INT_USB_HS,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+struct platform_device msm_device_hsusb = {
+ .name = "msm_hsusb",
+ .id = -1,
+ .num_resources = ARRAY_SIZE(resources_hsusb),
+ .resource = resources_hsusb,
+ .dev = {
+ .coherent_dma_mask = 0xffffffff,
+ },
+};
+
+static u64 dma_mask = 0xffffffffULL;
+static struct resource resources_hsusb_host[] = {
+ {
+ .start = MSM_HSUSB_PHYS,
+ .end = MSM_HSUSB_PHYS + MSM_HSUSB_SIZE,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .start = INT_USB_HS,
+ .end = INT_USB_HS,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+struct platform_device msm_device_hsusb_host = {
+ .name = "msm_hsusb_host",
+ .id = -1,
+ .num_resources = ARRAY_SIZE(resources_hsusb_host),
+ .resource = resources_hsusb_host,
+ .dev = {
+ .dma_mask = &dma_mask,
+ .coherent_dma_mask = 0xffffffffULL,
+ },
+};
+
struct clk msm_clocks_7x30[] = {
CLK_PCOM("adm_clk", ADM_CLK, NULL, 0),
CLK_PCOM("adsp_clk", ADSP_CLK, NULL, 0),
@@ -107,6 +178,7 @@
CLK_PCOM("tv_dac_clk", TV_DAC_CLK, NULL, 0),
CLK_PCOM("tv_enc_clk", TV_ENC_CLK, NULL, 0),
CLK_PCOM("uart_clk", UART2_CLK, &msm_device_uart2.dev, 0),
+ CLK_PCOM("usb_phy_clk", USB_PHY_CLK, NULL, 0),
CLK_PCOM("usb_hs_clk", USB_HS_CLK, NULL, OFF),
CLK_PCOM("usb_hs_pclk", USB_HS_P_CLK, NULL, OFF),
CLK_PCOM("usb_hs_core_clk", USB_HS_CORE_CLK, NULL, OFF),