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authorTom Rini <trini@konsulko.com>2016-04-10 19:55:08 -0400
committerTom Rini <trini@konsulko.com>2016-04-10 19:55:08 -0400
commit7e8f270292ebacb25f366181f2022c819e5c7586 (patch)
tree841cf474e29eedf6c173da8d1901d3b24d06ecbd
parente16e137c377c8b96d8d91263d0b6d8470169f841 (diff)
parent192eab9357473e09218e0a4448b220d691d9d886 (diff)
downloadu-boot-imx-7e8f270292ebacb25f366181f2022c819e5c7586.zip
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Merge branch 'master' of git://git.denx.de/u-boot-usb
-rw-r--r--Makefile1
-rw-r--r--arch/arm/include/asm/io.h7
-rw-r--r--arch/mips/dts/pic32mzda.dtsi12
-rw-r--r--arch/mips/dts/pic32mzda_sk.dts4
-rw-r--r--cmd/usb.c10
-rw-r--r--common/usb_kbd.c3
-rw-r--r--configs/pic32mzdask_defconfig6
-rw-r--r--drivers/mtd/nand/pxa3xx_nand.c8
-rw-r--r--drivers/usb/common/Makefile7
-rw-r--r--drivers/usb/common/fsl-dt-fixup.c202
-rw-r--r--drivers/usb/gadget/bcm_udc_otg_phy.c4
-rw-r--r--drivers/usb/host/ehci-fsl.c195
-rw-r--r--drivers/usb/host/ehci-hcd.c4
-rw-r--r--drivers/usb/musb-new/Kconfig7
-rw-r--r--drivers/usb/musb-new/Makefile1
-rw-r--r--drivers/usb/musb-new/linux-compat.h7
-rw-r--r--drivers/usb/musb-new/musb_core.c2
-rw-r--r--drivers/usb/musb-new/musb_uboot.c4
-rw-r--r--drivers/usb/musb-new/pic32.c288
-rw-r--r--drivers/usb/musb-new/sunxi.c11
-rw-r--r--include/configs/pic32mzdask.h7
-rw-r--r--include/fdt_support.h4
22 files changed, 570 insertions, 224 deletions
diff --git a/Makefile b/Makefile
index 25ef3c1..ea7fd00 100644
--- a/Makefile
+++ b/Makefile
@@ -648,6 +648,7 @@ libs-$(CONFIG_SYS_FSL_DDR) += drivers/ddr/fsl/
libs-$(CONFIG_ALTERA_SDRAM) += drivers/ddr/altera/
libs-y += drivers/serial/
libs-y += drivers/usb/dwc3/
+libs-y += drivers/usb/common/
libs-y += drivers/usb/emul/
libs-y += drivers/usb/eth/
libs-y += drivers/usb/gadget/
diff --git a/arch/arm/include/asm/io.h b/arch/arm/include/asm/io.h
index 75773bd..9d185a6 100644
--- a/arch/arm/include/asm/io.h
+++ b/arch/arm/include/asm/io.h
@@ -284,6 +284,13 @@ static inline void __raw_readsl(unsigned long addr, void *data, int longlen)
#define insw_p(port,to,len) insw(port,to,len)
#define insl_p(port,to,len) insl(port,to,len)
+#define writesl(a, d, s) __raw_writesl((unsigned long)a, d, s)
+#define readsl(a, d, s) __raw_readsl((unsigned long)a, d, s)
+#define writesw(a, d, s) __raw_writesw((unsigned long)a, d, s)
+#define readsw(a, d, s) __raw_readsw((unsigned long)a, d, s)
+#define writesb(a, d, s) __raw_writesb((unsigned long)a, d, s)
+#define readsb(a, d, s) __raw_readsb((unsigned long)a, d, s)
+
/*
* ioremap and friends.
*
diff --git a/arch/mips/dts/pic32mzda.dtsi b/arch/mips/dts/pic32mzda.dtsi
index 7d180d9..8a554f9 100644
--- a/arch/mips/dts/pic32mzda.dtsi
+++ b/arch/mips/dts/pic32mzda.dtsi
@@ -171,4 +171,16 @@
#address-cells = <1>;
#size-cells = <0>;
};
+
+ usb: musb@1f8e3000 {
+ compatible = "microchip,pic32mzda-usb";
+ reg = <0x1f8e3000 0x1000>,
+ <0x1f884000 0x1000>;
+ reg-names = "mc", "control";
+ interrupts = <132 IRQ_TYPE_EDGE_RISING>,
+ <133 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&clock PB5CLK>;
+ clock-names = "usb_clk";
+ status = "disabled";
+ };
};
diff --git a/arch/mips/dts/pic32mzda_sk.dts b/arch/mips/dts/pic32mzda_sk.dts
index e5ce0bd..0a7847e 100644
--- a/arch/mips/dts/pic32mzda_sk.dts
+++ b/arch/mips/dts/pic32mzda_sk.dts
@@ -52,4 +52,8 @@
ethernet_phy: lan8740_phy@0 {
reg = <0>;
};
+};
+
+&usb {
+ status = "okay";
}; \ No newline at end of file
diff --git a/cmd/usb.c b/cmd/usb.c
index 9ed5dc6..f1a7deb 100644
--- a/cmd/usb.c
+++ b/cmd/usb.c
@@ -15,6 +15,7 @@
#include <command.h>
#include <console.h>
#include <dm.h>
+#include <dm/uclass-internal.h>
#include <memalign.h>
#include <asm/byteorder.h>
#include <asm/unaligned.h>
@@ -442,12 +443,15 @@ void usb_show_tree(void)
#ifdef CONFIG_DM_USB
struct udevice *bus;
- for (uclass_first_device(UCLASS_USB, &bus);
+ for (uclass_find_first_device(UCLASS_USB, &bus);
bus;
- uclass_next_device(&bus)) {
+ uclass_find_next_device(&bus)) {
struct usb_device *udev;
struct udevice *dev;
+ if (!device_active(bus))
+ continue;
+
device_find_first_child(bus, &dev);
if (dev && device_active(dev)) {
udev = dev_get_parent_priv(dev);
@@ -541,7 +545,7 @@ static int do_usbboot(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
static int do_usb_stop_keyboard(int force)
{
-#ifdef CONFIG_USB_KEYBOARD
+#if !defined CONFIG_DM_USB && defined CONFIG_USB_KEYBOARD
if (usb_kbd_deregister(force) != 0) {
printf("USB not stopped: usbkbd still using USB\n");
return 1;
diff --git a/common/usb_kbd.c b/common/usb_kbd.c
index d84865f..97f79f8 100644
--- a/common/usb_kbd.c
+++ b/common/usb_kbd.c
@@ -566,7 +566,6 @@ int drv_usb_kbd_init(void)
/* No USB Keyboard found */
return -1;
}
-#endif
/* Deregister the keyboard. */
int usb_kbd_deregister(int force)
@@ -599,6 +598,8 @@ int usb_kbd_deregister(int force)
#endif
}
+#endif
+
#ifdef CONFIG_DM_USB
static int usb_kbd_probe(struct udevice *dev)
diff --git a/configs/pic32mzdask_defconfig b/configs/pic32mzdask_defconfig
index 4017983..eba6cd5 100644
--- a/configs/pic32mzdask_defconfig
+++ b/configs/pic32mzdask_defconfig
@@ -14,6 +14,7 @@ CONFIG_LOOPW=y
CONFIG_CMD_MEMTEST=y
CONFIG_CMD_MEMINFO=y
# CONFIG_CMD_FLASH is not set
+CONFIG_CMD_USB=y
# CONFIG_CMD_FPGA is not set
CONFIG_CMD_GPIO=y
CONFIG_CMD_RARP=y
@@ -30,5 +31,10 @@ CONFIG_PIC32_ETH=y
CONFIG_PINCTRL=y
# CONFIG_PINCTRL_FULL is not set
CONFIG_USE_PRIVATE_LIBGCC=y
+CONFIG_USB=y
+CONFIG_DM_USB=y
+CONFIG_USB_MUSB_HOST=y
+CONFIG_USB_MUSB_PIC32=y
+CONFIG_USB_STORAGE=y
CONFIG_USE_TINY_PRINTF=y
CONFIG_CMD_DHRYSTONE=y
diff --git a/drivers/mtd/nand/pxa3xx_nand.c b/drivers/mtd/nand/pxa3xx_nand.c
index 9392742..d529467 100644
--- a/drivers/mtd/nand/pxa3xx_nand.c
+++ b/drivers/mtd/nand/pxa3xx_nand.c
@@ -19,14 +19,6 @@
#include "pxa3xx_nand.h"
-/* Some U-Boot compatibility macros */
-#define writesl(a, d, s) __raw_writesl((unsigned long)a, d, s)
-#define readsl(a, d, s) __raw_readsl((unsigned long)a, d, s)
-#define writesw(a, d, s) __raw_writesw((unsigned long)a, d, s)
-#define readsw(a, d, s) __raw_readsw((unsigned long)a, d, s)
-#define writesb(a, d, s) __raw_writesb((unsigned long)a, d, s)
-#define readsb(a, d, s) __raw_readsb((unsigned long)a, d, s)
-
#define TIMEOUT_DRAIN_FIFO 5 /* in ms */
#define CHIP_DELAY_TIMEOUT 200
#define NAND_STOP_DELAY 40
diff --git a/drivers/usb/common/Makefile b/drivers/usb/common/Makefile
new file mode 100644
index 0000000..2f3d43d
--- /dev/null
+++ b/drivers/usb/common/Makefile
@@ -0,0 +1,7 @@
+# (C) Copyright 2016 Freescale Semiconductor, Inc.
+#
+# SPDX-License-Identifier: GPL-2.0+
+#
+
+obj-$(CONFIG_USB_EHCI_FSL) += fsl-dt-fixup.o
+obj-$(CONFIG_USB_XHCI_FSL) += fsl-dt-fixup.o
diff --git a/drivers/usb/common/fsl-dt-fixup.c b/drivers/usb/common/fsl-dt-fixup.c
new file mode 100644
index 0000000..6f31932
--- /dev/null
+++ b/drivers/usb/common/fsl-dt-fixup.c
@@ -0,0 +1,202 @@
+/*
+ * (C) Copyright 2009, 2011 Freescale Semiconductor, Inc.
+ *
+ * (C) Copyright 2008, Excito Elektronik i Sk=E5ne AB
+ *
+ * Author: Tor Krill tor@excito.com
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <usb.h>
+#include <asm/io.h>
+#include <hwconfig.h>
+#include <fsl_usb.h>
+#include <fdt_support.h>
+
+#ifndef CONFIG_USB_MAX_CONTROLLER_COUNT
+#define CONFIG_USB_MAX_CONTROLLER_COUNT 1
+#endif
+
+static const char * const compat_usb_fsl[] = {
+ "fsl-usb2-mph",
+ "fsl-usb2-dr",
+ "snps,dwc3",
+ NULL
+};
+
+static int fdt_usb_get_node_type(void *blob, int start_offset,
+ int *node_offset, const char **node_type)
+{
+ int i;
+ int ret = -ENOENT;
+
+ for (i = 0; compat_usb_fsl[i]; i++) {
+ *node_offset = fdt_node_offset_by_compatible
+ (blob, start_offset,
+ compat_usb_fsl[i]);
+ if (*node_offset >= 0) {
+ *node_type = compat_usb_fsl[i];
+ ret = 0;
+ break;
+ }
+ }
+
+ return ret;
+}
+
+static int fdt_fixup_usb_mode_phy_type(void *blob, const char *mode,
+ const char *phy_type, int start_offset)
+{
+ const char *prop_mode = "dr_mode";
+ const char *prop_type = "phy_type";
+ const char *node_type = NULL;
+ int node_offset;
+ int err;
+
+ err = fdt_usb_get_node_type(blob, start_offset,
+ &node_offset, &node_type);
+ if (err < 0)
+ return err;
+
+ if (mode) {
+ err = fdt_setprop(blob, node_offset, prop_mode, mode,
+ strlen(mode) + 1);
+ if (err < 0)
+ printf("WARNING: could not set %s for %s: %s.\n",
+ prop_mode, node_type, fdt_strerror(err));
+ }
+
+ if (phy_type) {
+ err = fdt_setprop(blob, node_offset, prop_type, phy_type,
+ strlen(phy_type) + 1);
+ if (err < 0)
+ printf("WARNING: could not set %s for %s: %s.\n",
+ prop_type, node_type, fdt_strerror(err));
+ }
+
+ return node_offset;
+}
+
+static int fdt_fixup_usb_erratum(void *blob, const char *prop_erratum,
+ int start_offset)
+{
+ int node_offset, err;
+ const char *node_type = NULL;
+
+ err = fdt_usb_get_node_type(blob, start_offset,
+ &node_offset, &node_type);
+ if (err < 0)
+ return err;
+
+ err = fdt_setprop(blob, node_offset, prop_erratum, NULL, 0);
+ if (err < 0) {
+ printf("ERROR: could not set %s for %s: %s.\n",
+ prop_erratum, node_type, fdt_strerror(err));
+ }
+
+ return node_offset;
+}
+
+void fdt_fixup_dr_usb(void *blob, bd_t *bd)
+{
+ static const char * const modes[] = { "host", "peripheral", "otg" };
+ static const char * const phys[] = { "ulpi", "utmi", "utmi_dual" };
+ int usb_erratum_a006261_off = -1;
+ int usb_erratum_a007075_off = -1;
+ int usb_erratum_a007792_off = -1;
+ int usb_erratum_a005697_off = -1;
+ int usb_mode_off = -1;
+ int usb_phy_off = -1;
+ char str[5];
+ int i, j;
+
+ for (i = 1; i <= CONFIG_USB_MAX_CONTROLLER_COUNT; i++) {
+ const char *dr_mode_type = NULL;
+ const char *dr_phy_type = NULL;
+ int mode_idx = -1, phy_idx = -1;
+
+ snprintf(str, 5, "%s%d", "usb", i);
+ if (hwconfig(str)) {
+ for (j = 0; j < ARRAY_SIZE(modes); j++) {
+ if (hwconfig_subarg_cmp(str, "dr_mode",
+ modes[j])) {
+ mode_idx = j;
+ break;
+ }
+ }
+
+ for (j = 0; j < ARRAY_SIZE(phys); j++) {
+ if (hwconfig_subarg_cmp(str, "phy_type",
+ phys[j])) {
+ phy_idx = j;
+ break;
+ }
+ }
+
+ if (mode_idx < 0 && phy_idx < 0) {
+ printf("WARNING: invalid phy or mode\n");
+ return;
+ }
+
+ if (mode_idx > -1)
+ dr_mode_type = modes[mode_idx];
+
+ if (phy_idx > -1)
+ dr_phy_type = phys[phy_idx];
+ }
+
+ if (has_dual_phy())
+ dr_phy_type = phys[2];
+
+ usb_mode_off = fdt_fixup_usb_mode_phy_type(blob,
+ dr_mode_type, NULL,
+ usb_mode_off);
+
+ if (usb_mode_off < 0)
+ return;
+
+ usb_phy_off = fdt_fixup_usb_mode_phy_type(blob,
+ NULL, dr_phy_type,
+ usb_phy_off);
+
+ if (usb_phy_off < 0)
+ return;
+
+ if (has_erratum_a006261()) {
+ usb_erratum_a006261_off = fdt_fixup_usb_erratum
+ (blob,
+ "fsl,usb-erratum-a006261",
+ usb_erratum_a006261_off);
+ if (usb_erratum_a006261_off < 0)
+ return;
+ }
+
+ if (has_erratum_a007075()) {
+ usb_erratum_a007075_off = fdt_fixup_usb_erratum
+ (blob,
+ "fsl,usb-erratum-a007075",
+ usb_erratum_a007075_off);
+ if (usb_erratum_a007075_off < 0)
+ return;
+ }
+
+ if (has_erratum_a007792()) {
+ usb_erratum_a007792_off = fdt_fixup_usb_erratum
+ (blob,
+ "fsl,usb-erratum-a007792",
+ usb_erratum_a007792_off);
+ if (usb_erratum_a007792_off < 0)
+ return;
+ }
+ if (has_erratum_a005697()) {
+ usb_erratum_a005697_off = fdt_fixup_usb_erratum
+ (blob,
+ "fsl,usb-erratum-a005697",
+ usb_erratum_a005697_off);
+ if (usb_erratum_a005697_off < 0)
+ return;
+ }
+ }
+}
diff --git a/drivers/usb/gadget/bcm_udc_otg_phy.c b/drivers/usb/gadget/bcm_udc_otg_phy.c
index 10b2e13..877f162 100644
--- a/drivers/usb/gadget/bcm_udc_otg_phy.c
+++ b/drivers/usb/gadget/bcm_udc_otg_phy.c
@@ -8,12 +8,16 @@
#include <common.h>
#include <asm/io.h>
#include <asm/arch/sysmap.h>
+#include <asm/kona-common/clk.h>
#include "dwc2_udc_otg_priv.h"
#include "bcm_udc_otg.h"
void otg_phy_init(struct dwc2_udc *dev)
{
+ /* turn on the USB OTG clocks */
+ clk_usb_otg_enable((void *)HSOTG_BASE_ADDR);
+
/* set Phy to driving mode */
wfld_clear(HSOTG_CTRL_BASE_ADDR + HSOTG_CTRL_PHY_P1CTL_OFFSET,
HSOTG_CTRL_PHY_P1CTL_NON_DRIVING_MASK);
diff --git a/drivers/usb/host/ehci-fsl.c b/drivers/usb/host/ehci-fsl.c
index 4bcea9d..a43d37d 100644
--- a/drivers/usb/host/ehci-fsl.c
+++ b/drivers/usb/host/ehci-fsl.c
@@ -173,198 +173,3 @@ static void set_txfifothresh(struct usb_ehci *ehci, u32 txfifo_thresh)
cmd |= TXFIFO_THRESH(txfifo_thresh);
ehci_writel(&ehci->txfilltuning, cmd);
}
-
-#if defined(CONFIG_HAS_FSL_DR_USB) || defined(CONFIG_HAS_FSL_MPH_USB)
-static int fdt_fixup_usb_mode_phy_type(void *blob, const char *mode,
- const char *phy_type, int start_offset)
-{
- const char *compat_dr = "fsl-usb2-dr";
- const char *compat_mph = "fsl-usb2-mph";
- const char *prop_mode = "dr_mode";
- const char *prop_type = "phy_type";
- const char *node_type = NULL;
- int node_offset;
- int err;
-
- node_offset = fdt_node_offset_by_compatible(blob,
- start_offset, compat_mph);
- if (node_offset < 0) {
- node_offset = fdt_node_offset_by_compatible(blob,
- start_offset,
- compat_dr);
- if (node_offset < 0) {
- printf("WARNING: could not find compatible node: %s",
- fdt_strerror(node_offset));
- return -1;
- }
- node_type = compat_dr;
- } else {
- node_type = compat_mph;
- }
-
- if (mode) {
- err = fdt_setprop(blob, node_offset, prop_mode, mode,
- strlen(mode) + 1);
- if (err < 0)
- printf("WARNING: could not set %s for %s: %s.\n",
- prop_mode, node_type, fdt_strerror(err));
- }
-
- if (phy_type) {
- err = fdt_setprop(blob, node_offset, prop_type, phy_type,
- strlen(phy_type) + 1);
- if (err < 0)
- printf("WARNING: could not set %s for %s: %s.\n",
- prop_type, node_type, fdt_strerror(err));
- }
-
- return node_offset;
-}
-
-static const char *fdt_usb_get_node_type(void *blob, int start_offset,
- int *node_offset)
-{
- const char *compat_dr = "fsl-usb2-dr";
- const char *compat_mph = "fsl-usb2-mph";
- const char *node_type = NULL;
-
- *node_offset = fdt_node_offset_by_compatible(blob, start_offset,
- compat_mph);
- if (*node_offset < 0) {
- *node_offset = fdt_node_offset_by_compatible(blob,
- start_offset,
- compat_dr);
- if (*node_offset < 0) {
- printf("ERROR: could not find compatible node: %s\n",
- fdt_strerror(*node_offset));
- } else {
- node_type = compat_dr;
- }
- } else {
- node_type = compat_mph;
- }
-
- return node_type;
-}
-
-static int fdt_fixup_usb_erratum(void *blob, const char *prop_erratum,
- int start_offset)
-{
- int node_offset, err;
- const char *node_type = NULL;
-
- node_type = fdt_usb_get_node_type(blob, start_offset, &node_offset);
- if (!node_type)
- return -1;
-
- err = fdt_setprop(blob, node_offset, prop_erratum, NULL, 0);
- if (err < 0) {
- printf("ERROR: could not set %s for %s: %s.\n",
- prop_erratum, node_type, fdt_strerror(err));
- }
-
- return node_offset;
-}
-
-void fdt_fixup_dr_usb(void *blob, bd_t *bd)
-{
- static const char * const modes[] = { "host", "peripheral", "otg" };
- static const char * const phys[] = { "ulpi", "utmi", "utmi_dual" };
- int usb_erratum_a006261_off = -1;
- int usb_erratum_a007075_off = -1;
- int usb_erratum_a007792_off = -1;
- int usb_erratum_a005697_off = -1;
- int usb_mode_off = -1;
- int usb_phy_off = -1;
- char str[5];
- int i, j;
-
- for (i = 1; i <= CONFIG_USB_MAX_CONTROLLER_COUNT; i++) {
- const char *dr_mode_type = NULL;
- const char *dr_phy_type = NULL;
- int mode_idx = -1, phy_idx = -1;
-
- snprintf(str, 5, "%s%d", "usb", i);
- if (hwconfig(str)) {
- for (j = 0; j < ARRAY_SIZE(modes); j++) {
- if (hwconfig_subarg_cmp(str, "dr_mode",
- modes[j])) {
- mode_idx = j;
- break;
- }
- }
-
- for (j = 0; j < ARRAY_SIZE(phys); j++) {
- if (hwconfig_subarg_cmp(str, "phy_type",
- phys[j])) {
- phy_idx = j;
- break;
- }
- }
-
- if (mode_idx < 0 && phy_idx < 0) {
- printf("WARNING: invalid phy or mode\n");
- return;
- }
-
- if (mode_idx > -1)
- dr_mode_type = modes[mode_idx];
-
- if (phy_idx > -1)
- dr_phy_type = phys[phy_idx];
- }
-
- if (has_dual_phy())
- dr_phy_type = phys[2];
-
- usb_mode_off = fdt_fixup_usb_mode_phy_type(blob,
- dr_mode_type, NULL,
- usb_mode_off);
-
- if (usb_mode_off < 0)
- return;
-
- usb_phy_off = fdt_fixup_usb_mode_phy_type(blob,
- NULL, dr_phy_type,
- usb_phy_off);
-
- if (usb_phy_off < 0)
- return;
-
- if (has_erratum_a006261()) {
- usb_erratum_a006261_off = fdt_fixup_usb_erratum
- (blob,
- "fsl,usb-erratum-a006261",
- usb_erratum_a006261_off);
- if (usb_erratum_a006261_off < 0)
- return;
- }
-
- if (has_erratum_a007075()) {
- usb_erratum_a007075_off = fdt_fixup_usb_erratum
- (blob,
- "fsl,usb-erratum-a007075",
- usb_erratum_a007075_off);
- if (usb_erratum_a007075_off < 0)
- return;
- }
-
- if (has_erratum_a007792()) {
- usb_erratum_a007792_off = fdt_fixup_usb_erratum
- (blob,
- "fsl,usb-erratum-a007792",
- usb_erratum_a007792_off);
- if (usb_erratum_a007792_off < 0)
- return;
- }
- if (has_erratum_a005697()) {
- usb_erratum_a005697_off = fdt_fixup_usb_erratum
- (blob,
- "fsl,usb-erratum-a005697",
- usb_erratum_a005697_off);
- if (usb_erratum_a005697_off < 0)
- return;
- }
- }
-}
-#endif
diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c
index 598f444..fa5d584 100644
--- a/drivers/usb/host/ehci-hcd.c
+++ b/drivers/usb/host/ehci-hcd.c
@@ -1615,8 +1615,8 @@ int ehci_register(struct udevice *dev, struct ehci_hccr *hccr,
if (ret)
goto err;
- if (ops->init_after_reset) {
- ret = ops->init_after_reset(ctrl);
+ if (ctrl->ops.init_after_reset) {
+ ret = ctrl->ops.init_after_reset(ctrl);
if (ret)
goto err;
}
diff --git a/drivers/usb/musb-new/Kconfig b/drivers/usb/musb-new/Kconfig
index 6a6cb93..4e8a543 100644
--- a/drivers/usb/musb-new/Kconfig
+++ b/drivers/usb/musb-new/Kconfig
@@ -15,6 +15,13 @@ config USB_MUSB_GADGET
if USB_MUSB_HOST || USB_MUSB_GADGET
+config USB_MUSB_PIC32
+ bool "Enable Microchip PIC32 DRC USB controller"
+ depends on DM_USB && MACH_PIC32
+ help
+ Say y to enable PIC32 USB DRC controller support
+ if it is available on your Microchip PIC32 platform.
+
config USB_MUSB_SUNXI
bool "Enable sunxi OTG / DRC USB controller"
depends on ARCH_SUNXI
diff --git a/drivers/usb/musb-new/Makefile b/drivers/usb/musb-new/Makefile
index 072d516..df1c3c8 100644
--- a/drivers/usb/musb-new/Makefile
+++ b/drivers/usb/musb-new/Makefile
@@ -10,6 +10,7 @@ obj-$(CONFIG_USB_MUSB_HOST) += musb_host.o musb_core.o musb_uboot.o
obj-$(CONFIG_USB_MUSB_DSPS) += musb_dsps.o
obj-$(CONFIG_USB_MUSB_AM35X) += am35x.o
obj-$(CONFIG_USB_MUSB_OMAP2PLUS) += omap2430.o
+obj-$(CONFIG_USB_MUSB_PIC32) += pic32.o
obj-$(CONFIG_USB_MUSB_SUNXI) += sunxi.o
ccflags-y := $(call cc-option,-Wno-unused-variable) \
diff --git a/drivers/usb/musb-new/linux-compat.h b/drivers/usb/musb-new/linux-compat.h
index 1fc9391..9244977 100644
--- a/drivers/usb/musb-new/linux-compat.h
+++ b/drivers/usb/musb-new/linux-compat.h
@@ -13,13 +13,6 @@
printf(fmt, ##args); \
ret_warn; })
-#define writesl(a, d, s) __raw_writesl((unsigned long)a, d, s)
-#define readsl(a, d, s) __raw_readsl((unsigned long)a, d, s)
-#define writesw(a, d, s) __raw_writesw((unsigned long)a, d, s)
-#define readsw(a, d, s) __raw_readsw((unsigned long)a, d, s)
-#define writesb(a, d, s) __raw_writesb((unsigned long)a, d, s)
-#define readsb(a, d, s) __raw_readsb((unsigned long)a, d, s)
-
#define device_init_wakeup(dev, a) do {} while (0)
#define platform_data device_data
diff --git a/drivers/usb/musb-new/musb_core.c b/drivers/usb/musb-new/musb_core.c
index a6d6af6..dd0443c 100644
--- a/drivers/usb/musb-new/musb_core.c
+++ b/drivers/usb/musb-new/musb_core.c
@@ -259,7 +259,7 @@ void musb_write_fifo(struct musb_hw_ep *hw_ep, u16 len, const u8 *src)
}
}
-#if !defined(CONFIG_USB_MUSB_AM35X)
+#if !defined(CONFIG_USB_MUSB_AM35X) && !defined(CONFIG_USB_MUSB_PIC32)
/*
* Unload an endpoint's FIFO
*/
diff --git a/drivers/usb/musb-new/musb_uboot.c b/drivers/usb/musb-new/musb_uboot.c
index 233a0e4..6ce528c 100644
--- a/drivers/usb/musb-new/musb_uboot.c
+++ b/drivers/usb/musb-new/musb_uboot.c
@@ -237,8 +237,10 @@ int musb_lowlevel_init(struct musb_host_data *host)
if (musb_readb(mbase, MUSB_DEVCTL) & MUSB_DEVCTL_HM)
break;
} while (get_timer(0) < timeout);
- if (get_timer(0) >= timeout)
+ if (get_timer(0) >= timeout) {
+ musb_stop(host->host);
return -ENODEV;
+ }
_musb_reset_root_port(host, NULL);
host->host->is_active = 1;
diff --git a/drivers/usb/musb-new/pic32.c b/drivers/usb/musb-new/pic32.c
new file mode 100644
index 0000000..c888c64
--- /dev/null
+++ b/drivers/usb/musb-new/pic32.c
@@ -0,0 +1,288 @@
+/*
+ * Microchip PIC32 MUSB "glue layer"
+ *
+ * Copyright (C) 2015, Microchip Technology Inc.
+ * Cristian Birsan <cristian.birsan@microchip.com>
+ * Purna Chandra Mandal <purna.mandal@microchip.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ *
+ * Based on the dsps "glue layer" code.
+ */
+
+#include <common.h>
+#include <linux/usb/musb.h>
+#include "linux-compat.h"
+#include "musb_core.h"
+#include "musb_uboot.h"
+
+DECLARE_GLOBAL_DATA_PTR;
+
+#define PIC32_TX_EP_MASK 0x0f /* EP0 + 7 Tx EPs */
+#define PIC32_RX_EP_MASK 0x0e /* 7 Rx EPs */
+
+#define MUSB_SOFTRST 0x7f
+#define MUSB_SOFTRST_NRST BIT(0)
+#define MUSB_SOFTRST_NRSTX BIT(1)
+
+#define USBCRCON 0
+#define USBCRCON_USBWKUPEN BIT(0) /* Enable Wakeup Interrupt */
+#define USBCRCON_USBRIE BIT(1) /* Enable Remote resume Interrupt */
+#define USBCRCON_USBIE BIT(2) /* Enable USB General interrupt */
+#define USBCRCON_SENDMONEN BIT(3) /* Enable Session End VBUS monitoring */
+#define USBCRCON_BSVALMONEN BIT(4) /* Enable B-Device VBUS monitoring */
+#define USBCRCON_ASVALMONEN BIT(5) /* Enable A-Device VBUS monitoring */
+#define USBCRCON_VBUSMONEN BIT(6) /* Enable VBUS monitoring */
+#define USBCRCON_PHYIDEN BIT(7) /* PHY ID monitoring enable */
+#define USBCRCON_USBIDVAL BIT(8) /* USB ID value */
+#define USBCRCON_USBIDOVEN BIT(9) /* USB ID override enable */
+#define USBCRCON_USBWK BIT(24) /* USB Wakeup Status */
+#define USBCRCON_USBRF BIT(25) /* USB Resume Status */
+#define USBCRCON_USBIF BIT(26) /* USB General Interrupt Status */
+
+/* PIC32 controller data */
+struct pic32_musb_data {
+ struct musb_host_data mdata;
+ struct device dev;
+ void __iomem *musb_glue;
+};
+
+#define to_pic32_musb_data(d) \
+ container_of(d, struct pic32_musb_data, dev)
+
+static void pic32_musb_disable(struct musb *musb)
+{
+ /* no way to shut the controller */
+}
+
+static int pic32_musb_enable(struct musb *musb)
+{
+ /* soft reset by NRSTx */
+ musb_writeb(musb->mregs, MUSB_SOFTRST, MUSB_SOFTRST_NRSTX);
+ /* set mode */
+ musb_platform_set_mode(musb, musb->board_mode);
+
+ return 0;
+}
+
+static irqreturn_t pic32_interrupt(int irq, void *hci)
+{
+ struct musb *musb = hci;
+ irqreturn_t ret = IRQ_NONE;
+ u32 epintr, usbintr;
+
+ /* ack usb core interrupts */
+ musb->int_usb = musb_readb(musb->mregs, MUSB_INTRUSB);
+ if (musb->int_usb)
+ musb_writeb(musb->mregs, MUSB_INTRUSB, musb->int_usb);
+
+ /* ack endpoint interrupts */
+ musb->int_rx = musb_readw(musb->mregs, MUSB_INTRRX) & PIC32_RX_EP_MASK;
+ if (musb->int_rx)
+ musb_writew(musb->mregs, MUSB_INTRRX, musb->int_rx);
+
+ musb->int_tx = musb_readw(musb->mregs, MUSB_INTRTX) & PIC32_TX_EP_MASK;
+ if (musb->int_tx)
+ musb_writew(musb->mregs, MUSB_INTRTX, musb->int_tx);
+
+ /* drop spurious RX and TX if device is disconnected */
+ if (musb->int_usb & MUSB_INTR_DISCONNECT) {
+ musb->int_tx = 0;
+ musb->int_rx = 0;
+ }
+
+ if (musb->int_tx || musb->int_rx || musb->int_usb)
+ ret = musb_interrupt(musb);
+
+ return ret;
+}
+
+static int pic32_musb_set_mode(struct musb *musb, u8 mode)
+{
+ struct device *dev = musb->controller;
+ struct pic32_musb_data *pdata = to_pic32_musb_data(dev);
+
+ switch (mode) {
+ case MUSB_HOST:
+ clrsetbits_le32(pdata->musb_glue + USBCRCON,
+ USBCRCON_USBIDVAL, USBCRCON_USBIDOVEN);
+ break;
+ case MUSB_PERIPHERAL:
+ setbits_le32(pdata->musb_glue + USBCRCON,
+ USBCRCON_USBIDVAL | USBCRCON_USBIDOVEN);
+ break;
+ case MUSB_OTG:
+ dev_err(dev, "support for OTG is unimplemented\n");
+ break;
+ default:
+ dev_err(dev, "unsupported mode %d\n", mode);
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static int pic32_musb_init(struct musb *musb)
+{
+ struct pic32_musb_data *pdata = to_pic32_musb_data(musb->controller);
+ u32 ctrl, hwvers;
+ u8 power;
+
+ /* Returns zero if not clocked */
+ hwvers = musb_read_hwvers(musb->mregs);
+ if (!hwvers)
+ return -ENODEV;
+
+ /* Reset the musb */
+ power = musb_readb(musb->mregs, MUSB_POWER);
+ power = power | MUSB_POWER_RESET;
+ musb_writeb(musb->mregs, MUSB_POWER, power);
+ mdelay(100);
+
+ /* Start the on-chip PHY and its PLL. */
+ power = power & ~MUSB_POWER_RESET;
+ musb_writeb(musb->mregs, MUSB_POWER, power);
+
+ musb->isr = pic32_interrupt;
+
+ ctrl = USBCRCON_USBIF | USBCRCON_USBRF |
+ USBCRCON_USBWK | USBCRCON_USBIDOVEN |
+ USBCRCON_PHYIDEN | USBCRCON_USBIE |
+ USBCRCON_USBRIE | USBCRCON_USBWKUPEN |
+ USBCRCON_VBUSMONEN;
+ writel(ctrl, pdata->musb_glue + USBCRCON);
+
+ return 0;
+}
+
+/* PIC32 supports only 32bit read operation */
+void musb_read_fifo(struct musb_hw_ep *hw_ep, u16 len, u8 *dst)
+{
+ void __iomem *fifo = hw_ep->fifo;
+ u32 val, rem = len % 4;
+
+ /* USB stack ensures dst is always 32bit aligned. */
+ readsl(fifo, dst, len / 4);
+ if (rem) {
+ dst += len & ~0x03;
+ val = musb_readl(fifo, 0);
+ memcpy(dst, &val, rem);
+ }
+}
+
+const struct musb_platform_ops pic32_musb_ops = {
+ .init = pic32_musb_init,
+ .set_mode = pic32_musb_set_mode,
+ .disable = pic32_musb_disable,
+ .enable = pic32_musb_enable,
+};
+
+/* PIC32 default FIFO config - fits in 8KB */
+static struct musb_fifo_cfg pic32_musb_fifo_config[] = {
+ { .hw_ep_num = 1, .style = FIFO_TX, .maxpacket = 512, },
+ { .hw_ep_num = 1, .style = FIFO_RX, .maxpacket = 512, },
+ { .hw_ep_num = 2, .style = FIFO_TX, .maxpacket = 512, },
+ { .hw_ep_num = 2, .style = FIFO_RX, .maxpacket = 512, },
+ { .hw_ep_num = 3, .style = FIFO_TX, .maxpacket = 512, },
+ { .hw_ep_num = 3, .style = FIFO_RX, .maxpacket = 512, },
+ { .hw_ep_num = 4, .style = FIFO_TX, .maxpacket = 512, },
+ { .hw_ep_num = 4, .style = FIFO_RX, .maxpacket = 512, },
+ { .hw_ep_num = 5, .style = FIFO_TX, .maxpacket = 512, },
+ { .hw_ep_num = 5, .style = FIFO_RX, .maxpacket = 512, },
+ { .hw_ep_num = 6, .style = FIFO_TX, .maxpacket = 512, },
+ { .hw_ep_num = 6, .style = FIFO_RX, .maxpacket = 512, },
+ { .hw_ep_num = 7, .style = FIFO_TX, .maxpacket = 512, },
+ { .hw_ep_num = 7, .style = FIFO_RX, .maxpacket = 512, },
+};
+
+static struct musb_hdrc_config pic32_musb_config = {
+ .fifo_cfg = pic32_musb_fifo_config,
+ .fifo_cfg_size = ARRAY_SIZE(pic32_musb_fifo_config),
+ .multipoint = 1,
+ .dyn_fifo = 1,
+ .num_eps = 8,
+ .ram_bits = 11,
+};
+
+/* PIC32 has one MUSB controller which can be host or gadget */
+static struct musb_hdrc_platform_data pic32_musb_plat = {
+ .mode = MUSB_HOST,
+ .config = &pic32_musb_config,
+ .power = 250, /* 500mA */
+ .platform_ops = &pic32_musb_ops,
+};
+
+static int musb_usb_probe(struct udevice *dev)
+{
+ struct usb_bus_priv *priv = dev_get_uclass_priv(dev);
+ struct pic32_musb_data *pdata = dev_get_priv(dev);
+ struct musb_host_data *mdata = &pdata->mdata;
+ struct fdt_resource mc, glue;
+ void *fdt = (void *)gd->fdt_blob;
+ int node = dev->of_offset;
+ void __iomem *mregs;
+ int ret;
+
+ priv->desc_before_addr = true;
+
+ ret = fdt_get_named_resource(fdt, node, "reg", "reg-names",
+ "mc", &mc);
+ if (ret < 0) {
+ printf("pic32-musb: resource \"mc\" not found\n");
+ return ret;
+ }
+
+ ret = fdt_get_named_resource(fdt, node, "reg", "reg-names",
+ "control", &glue);
+ if (ret < 0) {
+ printf("pic32-musb: resource \"control\" not found\n");
+ return ret;
+ }
+
+ mregs = ioremap(mc.start, fdt_resource_size(&mc));
+ pdata->musb_glue = ioremap(glue.start, fdt_resource_size(&glue));
+
+ /* init controller */
+#ifdef CONFIG_USB_MUSB_HOST
+ mdata->host = musb_init_controller(&pic32_musb_plat,
+ &pdata->dev, mregs);
+ if (!mdata->host)
+ return -EIO;
+
+ ret = musb_lowlevel_init(mdata);
+#else
+ pic32_musb_plat.mode = MUSB_PERIPHERAL;
+ ret = musb_register(&pic32_musb_plat, &pdata->dev, mregs);
+#endif
+ if (ret == 0)
+ printf("PIC32 MUSB OTG\n");
+
+ return ret;
+}
+
+static int musb_usb_remove(struct udevice *dev)
+{
+ struct pic32_musb_data *pdata = dev_get_priv(dev);
+
+ musb_stop(pdata->mdata.host);
+
+ return 0;
+}
+
+static const struct udevice_id pic32_musb_ids[] = {
+ { .compatible = "microchip,pic32mzda-usb" },
+ { }
+};
+
+U_BOOT_DRIVER(usb_musb) = {
+ .name = "pic32-musb",
+ .id = UCLASS_USB,
+ .of_match = pic32_musb_ids,
+ .probe = musb_usb_probe,
+ .remove = musb_usb_remove,
+#ifdef CONFIG_USB_MUSB_HOST
+ .ops = &musb_usb_ops,
+#endif
+ .platdata_auto_alloc_size = sizeof(struct usb_platdata),
+ .priv_auto_alloc_size = sizeof(struct pic32_musb_data),
+};
diff --git a/drivers/usb/musb-new/sunxi.c b/drivers/usb/musb-new/sunxi.c
index be1d2ec..3081afc 100644
--- a/drivers/usb/musb-new/sunxi.c
+++ b/drivers/usb/musb-new/sunxi.c
@@ -201,6 +201,7 @@ static irqreturn_t sunxi_musb_interrupt(int irq, void *__hci)
/* musb_core does not call enable / disable in a balanced manner <sigh> */
static bool enabled = false;
+static struct musb *sunxi_musb;
static int sunxi_musb_enable(struct musb *musb)
{
@@ -320,13 +321,15 @@ int musb_usb_probe(struct udevice *dev)
priv->desc_before_addr = true;
- if (!host->host) {
- host->host = musb_init_controller(&musb_plat, NULL,
+ if (!sunxi_musb) {
+ sunxi_musb = musb_init_controller(&musb_plat, NULL,
(void *)SUNXI_USB0_BASE);
- if (!host->host)
- return -EIO;
}
+ host->host = sunxi_musb;
+ if (!host->host)
+ return -EIO;
+
ret = musb_lowlevel_init(host);
if (ret == 0)
printf("MUSB OTG\n");
diff --git a/include/configs/pic32mzdask.h b/include/configs/pic32mzdask.h
index 3ea1194..78faaec 100644
--- a/include/configs/pic32mzdask.h
+++ b/include/configs/pic32mzdask.h
@@ -105,6 +105,12 @@
#define CONFIG_GENERIC_MMC
#define CONFIG_CMD_MMC
+/*--------------------------------------------------
+ * USB Configuration
+ */
+#define CONFIG_USB_MUSB_PIO_ONLY
+#define CONFIG_SYS_CACHELINE_SIZE 16
+
/*-----------------------------------------------------------------------
* File System Configuration
*/
@@ -153,6 +159,7 @@
#define BOOT_TARGET_DEVICES(func) \
func(MMC, mmc, 0) \
+ func(USB, usb, 0) \
func(DHCP, dhcp, na)
#include <config_distro_bootcmd.h>
diff --git a/include/fdt_support.h b/include/fdt_support.h
index 296add0..d34e959 100644
--- a/include/fdt_support.h
+++ b/include/fdt_support.h
@@ -113,11 +113,11 @@ void fdt_fixup_qe_firmware(void *fdt);
*/
int fdt_fixup_display(void *blob, const char *path, const char *display);
-#if defined(CONFIG_HAS_FSL_DR_USB) || defined(CONFIG_HAS_FSL_MPH_USB)
+#if defined(CONFIG_USB_EHCI_FSL) || defined(CONFIG_USB_XHCI_FSL)
void fdt_fixup_dr_usb(void *blob, bd_t *bd);
#else
static inline void fdt_fixup_dr_usb(void *blob, bd_t *bd) {}
-#endif /* defined(CONFIG_HAS_FSL_DR_USB) || defined(CONFIG_HAS_FSL_MPH_USB) */
+#endif /* defined(CONFIG_USB_EHCI_FSL) || defined(CONFIG_USB_XHCI_FSL) */
#if defined(CONFIG_SYS_FSL_SEC_COMPAT)
void fdt_fixup_crypto_node(void *blob, int sec_rev);