From 4e64f8fe95dd310cd234ed4d191f312e704ab19d 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 2bcb766af05d..7d8499f9c34c 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 ba4ce4e63bbe..b9c3c9257eec 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 def8f462943d..feed849620c1 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);
--
2.14.1