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Diffstat (limited to 'arch/arm/mach-omap2/usb-musb.c')
-rw-r--r--arch/arm/mach-omap2/usb-musb.c109
1 files changed, 25 insertions, 84 deletions
diff --git a/arch/arm/mach-omap2/usb-musb.c b/arch/arm/mach-omap2/usb-musb.c
index 35559f77e2d..bc897231bd1 100644
--- a/arch/arm/mach-omap2/usb-musb.c
+++ b/arch/arm/mach-omap2/usb-musb.c
@@ -23,17 +23,12 @@
#include <linux/clk.h>
#include <linux/dma-mapping.h>
#include <linux/io.h>
-
#include <linux/usb/musb.h>
-#include <mach/hardware.h>
-#include <mach/irqs.h>
-#include <mach/am35xx.h>
-#include <plat/usb.h>
-#include <plat/omap_device.h>
+#include "omap_device.h"
+#include "soc.h"
#include "mux.h"
-
-#if defined(CONFIG_USB_MUSB_OMAP2PLUS) || defined (CONFIG_USB_MUSB_AM35X)
+#include "usb.h"
static struct musb_hdrc_config musb_config = {
.multipoint = 1,
@@ -43,13 +38,8 @@ static struct musb_hdrc_config musb_config = {
};
static struct musb_hdrc_platform_data musb_plat = {
-#ifdef CONFIG_USB_MUSB_OTG
.mode = MUSB_OTG,
-#elif defined(CONFIG_USB_MUSB_HDRC_HCD)
- .mode = MUSB_HOST,
-#elif defined(CONFIG_USB_GADGET_MUSB_HDRC)
- .mode = MUSB_PERIPHERAL,
-#endif
+
/* .clock is set dynamically */
.config = &musb_config,
@@ -62,65 +52,25 @@ static struct musb_hdrc_platform_data musb_plat = {
static u64 musb_dmamask = DMA_BIT_MASK(32);
-static struct omap_device_pm_latency omap_musb_latency[] = {
- {
- .deactivate_func = omap_device_idle_hwmods,
- .activate_func = omap_device_enable_hwmods,
- .flags = OMAP_DEVICE_LATENCY_AUTO_ADJUST,
- },
+static struct omap_musb_board_data musb_default_board_data = {
+ .interface_type = MUSB_INTERFACE_ULPI,
+ .mode = MUSB_OTG,
+ .power = 100,
};
-static void usb_musb_mux_init(struct omap_musb_board_data *board_data)
-{
- switch (board_data->interface_type) {
- case MUSB_INTERFACE_UTMI:
- omap_mux_init_signal("usba0_otg_dp", OMAP_PIN_INPUT);
- omap_mux_init_signal("usba0_otg_dm", OMAP_PIN_INPUT);
- break;
- case MUSB_INTERFACE_ULPI:
- omap_mux_init_signal("usba0_ulpiphy_clk",
- OMAP_PIN_INPUT_PULLDOWN);
- omap_mux_init_signal("usba0_ulpiphy_stp",
- OMAP_PIN_INPUT_PULLDOWN);
- omap_mux_init_signal("usba0_ulpiphy_dir",
- OMAP_PIN_INPUT_PULLDOWN);
- omap_mux_init_signal("usba0_ulpiphy_nxt",
- OMAP_PIN_INPUT_PULLDOWN);
- omap_mux_init_signal("usba0_ulpiphy_dat0",
- OMAP_PIN_INPUT_PULLDOWN);
- omap_mux_init_signal("usba0_ulpiphy_dat1",
- OMAP_PIN_INPUT_PULLDOWN);
- omap_mux_init_signal("usba0_ulpiphy_dat2",
- OMAP_PIN_INPUT_PULLDOWN);
- omap_mux_init_signal("usba0_ulpiphy_dat3",
- OMAP_PIN_INPUT_PULLDOWN);
- omap_mux_init_signal("usba0_ulpiphy_dat4",
- OMAP_PIN_INPUT_PULLDOWN);
- omap_mux_init_signal("usba0_ulpiphy_dat5",
- OMAP_PIN_INPUT_PULLDOWN);
- omap_mux_init_signal("usba0_ulpiphy_dat6",
- OMAP_PIN_INPUT_PULLDOWN);
- omap_mux_init_signal("usba0_ulpiphy_dat7",
- OMAP_PIN_INPUT_PULLDOWN);
- break;
- default:
- break;
- }
-}
-
-void __init usb_musb_init(struct omap_musb_board_data *board_data)
+void __init usb_musb_init(struct omap_musb_board_data *musb_board_data)
{
struct omap_hwmod *oh;
- struct omap_device *od;
struct platform_device *pdev;
struct device *dev;
int bus_id = -1;
const char *oh_name, *name;
+ struct omap_musb_board_data *board_data;
- if (cpu_is_omap3517() || cpu_is_omap3505()) {
- } else if (cpu_is_omap44xx()) {
- usb_musb_mux_init(board_data);
- }
+ if (musb_board_data)
+ board_data = musb_board_data;
+ else
+ board_data = &musb_default_board_data;
/*
* REVISIT: This line can be removed once all the platforms using
@@ -132,42 +82,33 @@ void __init usb_musb_init(struct omap_musb_board_data *board_data)
musb_plat.mode = board_data->mode;
musb_plat.extvbus = board_data->extvbus;
- if (cpu_is_omap44xx())
- omap4430_phy_init(dev);
-
- if (cpu_is_omap3517() || cpu_is_omap3505()) {
+ if (soc_is_am35xx()) {
oh_name = "am35x_otg_hs";
name = "musb-am35x";
+ } else if (cpu_is_ti81xx()) {
+ oh_name = "usb_otg_hs";
+ name = "musb-ti81xx";
} else {
oh_name = "usb_otg_hs";
name = "musb-omap2430";
}
- oh = omap_hwmod_lookup(oh_name);
- if (!oh) {
- pr_err("Could not look up %s\n", oh_name);
- return;
- }
+ oh = omap_hwmod_lookup(oh_name);
+ if (WARN(!oh, "%s: could not find omap_hwmod for %s\n",
+ __func__, oh_name))
+ return;
- od = omap_device_build(name, bus_id, oh, &musb_plat,
- sizeof(musb_plat), omap_musb_latency,
- ARRAY_SIZE(omap_musb_latency), false);
- if (IS_ERR(od)) {
+ pdev = omap_device_build(name, bus_id, oh, &musb_plat,
+ sizeof(musb_plat));
+ if (IS_ERR(pdev)) {
pr_err("Could not build omap_device for %s %s\n",
name, oh_name);
return;
}
- pdev = &od->pdev;
dev = &pdev->dev;
get_device(dev);
dev->dma_mask = &musb_dmamask;
dev->coherent_dma_mask = musb_dmamask;
put_device(dev);
}
-
-#else
-void __init usb_musb_init(struct omap_musb_board_data *board_data)
-{
-}
-#endif /* CONFIG_USB_MUSB_SOC */