ARM: Tegra: USB: EHCI: Add support for Tegra30/Tegra114
authorJim Lin <jilin@nvidia.com>
Fri, 21 Jun 2013 11:05:47 +0000 (19:05 +0800)
committerTom Warren <twarren@nvidia.com>
Thu, 11 Jul 2013 21:15:15 +0000 (14:15 -0700)
Tegra30 and Tegra114 are compatible except PLL parameters.

Tested on Tegra30 Cardhu, and Tegra114 Dalmore
platforms. All works well.

Signed-off-by: Jim Lin <jilin@nvidia.com>
Signed-off-by: Tom Warren <twarren@nvidia.com>
arch/arm/include/asm/arch-tegra/clk_rst.h
arch/arm/include/asm/arch-tegra/usb.h
arch/arm/include/asm/arch-tegra114/usb.h [new file with mode: 0644]
arch/arm/include/asm/arch-tegra20/usb.h [new file with mode: 0644]
arch/arm/include/asm/arch-tegra30/usb.h [new file with mode: 0644]
board/nvidia/common/board.c
drivers/usb/host/ehci-tegra.c
include/fdtdec.h
lib/fdtdec.c

index c754ec753b0196ac49da8ce48fa5f14cae0fed96..9b8de9cd7550af236b26172e97a6f1469f8b0704 100644 (file)
@@ -225,6 +225,16 @@ enum {
        IN_408_OUT_9_6_DIVISOR = 83,
 };
 
+/* CLK_RST_CONTROLLER_UTMIP_PLL_CFG1_0 */
+#define PLLU_POWERDOWN         (1 << 16)
+#define PLL_ENABLE_POWERDOWN   (1 << 14)
+#define PLL_ACTIVE_POWERDOWN   (1 << 12)
+
+/* CLK_RST_CONTROLLER_UTMIP_PLL_CFG2_0 */
+#define UTMIP_FORCE_PD_SAMP_C_POWERDOWN                (1 << 4)
+#define UTMIP_FORCE_PD_SAMP_B_POWERDOWN                (1 << 2)
+#define UTMIP_FORCE_PD_SAMP_A_POWERDOWN                (1 << 0)
+
 /* CLK_RST_CONTROLLER_OSC_CTRL_0 */
 #define OSC_XOBP_SHIFT         1
 #define OSC_XOBP_MASK          (1U << OSC_XOBP_SHIFT)
index ef6c089be26a60466c6a6eb7ac1732c53a5869cf..cefe0d2690aa1c09806ffdb26650e8eb0090061f 100644 (file)
@@ -1,5 +1,6 @@
 /*
  * Copyright (c) 2011 The Chromium OS Authors.
+ * Copyright (c) 2013 NVIDIA Corporation
  * See file CREDITS for list of people who contributed to this
  * project.
  *
 #ifndef _TEGRA_USB_H_
 #define _TEGRA_USB_H_
 
-
-/* USB Controller (USBx_CONTROLLER_) regs */
-struct usb_ctlr {
-       /* 0x000 */
-       uint id;
-       uint reserved0;
-       uint host;
-       uint device;
-
-       /* 0x010 */
-       uint txbuf;
-       uint rxbuf;
-       uint reserved1[2];
-
-       /* 0x020 */
-       uint reserved2[56];
-
-       /* 0x100 */
-       u16 cap_length;
-       u16 hci_version;
-       uint hcs_params;
-       uint hcc_params;
-       uint reserved3[5];
-
-       /* 0x120 */
-       uint dci_version;
-       uint dcc_params;
-       uint reserved4[6];
-
-       /* 0x140 */
-       uint usb_cmd;
-       uint usb_sts;
-       uint usb_intr;
-       uint frindex;
-
-       /* 0x150 */
-       uint reserved5;
-       uint periodic_list_base;
-       uint async_list_addr;
-       uint async_tt_sts;
-
-       /* 0x160 */
-       uint burst_size;
-       uint tx_fill_tuning;
-       uint reserved6;   /* is this port_sc1 on some controllers? */
-       uint icusb_ctrl;
-
-       /* 0x170 */
-       uint ulpi_viewport;
-       uint reserved7;
-       uint endpt_nak;
-       uint endpt_nak_enable;
-
-       /* 0x180 */
-       uint reserved;
-       uint port_sc1;
-       uint reserved8[6];
-
-       /* 0x1a0 */
-       uint reserved9;
-       uint otgsc;
-       uint usb_mode;
-       uint endpt_setup_stat;
-
-       /* 0x1b0 */
-       uint reserved10[20];
-
-       /* 0x200 */
-       uint reserved11[0x80];
-
-       /* 0x400 */
-       uint susp_ctrl;
-       uint phy_vbus_sensors;
-       uint phy_vbus_wakeup_id;
-       uint phy_alt_vbus_sys;
-
-       /* 0x410 */
-       uint usb1_legacy_ctrl;
-       uint reserved12[4];
-
-       /* 0x424 */
-       uint ulpi_timing_ctrl_0;
-       uint ulpi_timing_ctrl_1;
-       uint reserved13[53];
-
-       /* 0x500 */
-       uint reserved14[64 * 3];
-
-       /* 0x800 */
-       uint utmip_pll_cfg0;
-       uint utmip_pll_cfg1;
-       uint utmip_xcvr_cfg0;
-       uint utmip_bias_cfg0;
-
-       /* 0x810 */
-       uint utmip_hsrx_cfg0;
-       uint utmip_hsrx_cfg1;
-       uint utmip_fslsrx_cfg0;
-       uint utmip_fslsrx_cfg1;
-
-       /* 0x820 */
-       uint utmip_tx_cfg0;
-       uint utmip_misc_cfg0;
-       uint utmip_misc_cfg1;
-       uint utmip_debounce_cfg0;
-
-       /* 0x830 */
-       uint utmip_bat_chrg_cfg0;
-       uint utmip_spare_cfg0;
-       uint utmip_xcvr_cfg1;
-       uint utmip_bias_cfg1;
-};
-
-
 /* USB1_LEGACY_CTRL */
 #define USB1_NO_LEGACY_MODE            1
 
@@ -146,25 +33,18 @@ struct usb_ctlr {
 #define VBUS_SENSE_CTL_AB_SESS_VLD             2
 #define VBUS_SENSE_CTL_A_SESS_VLD              3
 
-/* USB2_IF_ULPI_TIMING_CTRL_0 */
-#define ULPI_OUTPUT_PINMUX_BYP                 (1 << 10)
-#define ULPI_CLKOUT_PINMUX_BYP                 (1 << 11)
-
-/* USB2_IF_ULPI_TIMING_CTRL_1 */
-#define ULPI_DATA_TRIMMER_LOAD                 (1 << 0)
-#define ULPI_DATA_TRIMMER_SEL(x)               (((x) & 0x7) << 1)
-#define ULPI_STPDIRNXT_TRIMMER_LOAD            (1 << 16)
-#define ULPI_STPDIRNXT_TRIMMER_SEL(x)  (((x) & 0x7) << 17)
-#define ULPI_DIR_TRIMMER_LOAD                  (1 << 24)
-#define ULPI_DIR_TRIMMER_SEL(x)                        (((x) & 0x7) << 25)
-
 /* USBx_IF_USB_SUSP_CTRL_0 */
-#define ULPI_PHY_ENB                           (1 << 13)
 #define UTMIP_PHY_ENB                          (1 << 12)
 #define UTMIP_RESET                            (1 << 11)
 #define USB_PHY_CLK_VALID                      (1 << 7)
 #define USB_SUSP_CLR                           (1 << 5)
 
+/* USB2_IF_USB_SUSP_CTRL_0 */
+#define ULPI_PHY_ENB                           (1 << 13)
+
+/* USBx_UTMIP_MISC_CFG0 */
+#define UTMIP_SUSPEND_EXIT_ON_EDGE             (1 << 22)
+
 /* USBx_UTMIP_MISC_CFG1 */
 #define UTMIP_PLLU_STABLE_COUNT_SHIFT          6
 #define UTMIP_PLLU_STABLE_COUNT_MASK           \
@@ -177,15 +57,28 @@ struct usb_ctlr {
 /* USBx_UTMIP_PLL_CFG1_0 */
 #define UTMIP_PLLU_ENABLE_DLY_COUNT_SHIFT      27
 #define UTMIP_PLLU_ENABLE_DLY_COUNT_MASK       \
-                               (0xf << UTMIP_PLLU_ENABLE_DLY_COUNT_SHIFT)
+                               (0x1f << UTMIP_PLLU_ENABLE_DLY_COUNT_SHIFT)
 #define UTMIP_XTAL_FREQ_COUNT_SHIFT            0
 #define UTMIP_XTAL_FREQ_COUNT_MASK             0xfff
 
+/* USBx_UTMIP_BIAS_CFG0_0 */
+#define UTMIP_HSDISCON_LEVEL_MSB               (1 << 24)
+#define UTMIP_OTGPD                            (1 << 11)
+#define UTMIP_BIASPD                           (1 << 10)
+#define UTMIP_HSDISCON_LEVEL_SHIFT             2
+#define UTMIP_HSDISCON_LEVEL_MASK              \
+                               (0x3 << UTMIP_HSDISCON_LEVEL_SHIFT)
+#define UTMIP_HSSQUELCH_LEVEL_SHIFT            0
+#define UTMIP_HSSQUELCH_LEVEL_MASK             \
+                               (0x3 << UTMIP_HSSQUELCH_LEVEL_SHIFT)
+
 /* USBx_UTMIP_BIAS_CFG1_0 */
+#define UTMIP_FORCE_PDTRK_POWERDOWN            1
 #define UTMIP_BIAS_PDTRK_COUNT_SHIFT           3
 #define UTMIP_BIAS_PDTRK_COUNT_MASK            \
                                (0x1f << UTMIP_BIAS_PDTRK_COUNT_SHIFT)
 
+/* USBx_UTMIP_DEBOUNCE_CFG0_0 */
 #define UTMIP_DEBOUNCE_CFG0_SHIFT              0
 #define UTMIP_DEBOUNCE_CFG0_MASK               0xffff
 
@@ -195,9 +88,6 @@ struct usb_ctlr {
 /* USBx_UTMIP_BAT_CHRG_CFG0_0 */
 #define UTMIP_PD_CHRG                          1
 
-/* USBx_UTMIP_XCVR_CFG0_0 */
-#define UTMIP_XCVR_LSBIAS_SE                   (1 << 21)
-
 /* USBx_UTMIP_SPARE_CFG0_0 */
 #define FUSE_SETUP_SEL                         (1 << 3)
 
@@ -208,23 +98,26 @@ struct usb_ctlr {
 #define UTMIP_ELASTIC_LIMIT_MASK               \
                                (0x1f << UTMIP_ELASTIC_LIMIT_SHIFT)
 
-/* USBx_UTMIP_HSRX_CFG0_1 */
+/* USBx_UTMIP_HSRX_CFG1_0 */
 #define UTMIP_HS_SYNC_START_DLY_SHIFT          1
 #define UTMIP_HS_SYNC_START_DLY_MASK           \
-                               (0xf << UTMIP_HS_SYNC_START_DLY_SHIFT)
+                               (0x1f << UTMIP_HS_SYNC_START_DLY_SHIFT)
 
 /* USBx_CONTROLLER_2_USB2D_ICUSB_CTRL_0 */
 #define IC_ENB1                                        (1 << 3)
 
-/* SB2_CONTROLLER_2_USB2D_PORTSC1_0 */
-#define PTS_SHIFT                              30
-#define PTS_MASK                               (3U << PTS_SHIFT)
-#define PTS_UTMI               0
+/* PORTSC1, USB1, defined for Tegra20 */
+#define PTS1_SHIFT                             31
+#define PTS1_MASK                              (1 << PTS1_SHIFT)
+#define STS1                                   (1 << 30)
+
+#define PTS_UTMI       0
 #define PTS_RESERVED   1
-#define PTS_ULPI               2
+#define PTS_ULPI       2
 #define PTS_ICUSB_SER  3
+#define PTS_HSIC       4
 
-#define STS                                    (1 << 29)
+/* SB2_CONTROLLER_2_USB2D_PORTSC1_0 */
 #define WKOC                           (1 << 22)
 #define WKDS                           (1 << 21)
 #define WKCN                           (1 << 20)
@@ -233,8 +126,19 @@ struct usb_ctlr {
 #define UTMIP_FORCE_PD_POWERDOWN               (1 << 14)
 #define UTMIP_FORCE_PD2_POWERDOWN              (1 << 16)
 #define UTMIP_FORCE_PDZI_POWERDOWN             (1 << 18)
+#define UTMIP_XCVR_LSBIAS_SE                   (1 << 21)
+#define UTMIP_XCVR_HSSLEW_MSB_SHIFT            25
+#define UTMIP_XCVR_HSSLEW_MSB_MASK             \
+                       (0x7f << UTMIP_XCVR_HSSLEW_MSB_SHIFT)
+#define UTMIP_XCVR_SETUP_MSB_SHIFT     22
+#define UTMIP_XCVR_SETUP_MSB_MASK      (0x7 << UTMIP_XCVR_SETUP_MSB_SHIFT)
+#define UTMIP_XCVR_SETUP_SHIFT         0
+#define UTMIP_XCVR_SETUP_MASK          (0xf << UTMIP_XCVR_SETUP_SHIFT)
 
 /* USBx_UTMIP_XCVR_CFG1_0 */
+#define UTMIP_XCVR_TERM_RANGE_ADJ_SHIFT                18
+#define UTMIP_XCVR_TERM_RANGE_ADJ_MASK         \
+                       (0xf << UTMIP_XCVR_TERM_RANGE_ADJ_SHIFT)
 #define UTMIP_FORCE_PDDISC_POWERDOWN           (1 << 0)
 #define UTMIP_FORCE_PDCHRP_POWERDOWN           (1 << 2)
 #define UTMIP_FORCE_PDDR_POWERDOWN             (1 << 4)
diff --git a/arch/arm/include/asm/arch-tegra114/usb.h b/arch/arm/include/asm/arch-tegra114/usb.h
new file mode 100644 (file)
index 0000000..d46048c
--- /dev/null
@@ -0,0 +1,156 @@
+/*
+ * Copyright (c) 2011 The Chromium OS Authors.
+ * Copyright (c) 2013 NVIDIA Corporation
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#ifndef _TEGRA114_USB_H_
+#define _TEGRA114_USB_H_
+
+/* USB Controller (USBx_CONTROLLER_) regs */
+struct usb_ctlr {
+       /* 0x000 */
+       uint id;
+       uint reserved0;
+       uint host;
+       uint device;
+
+       /* 0x010 */
+       uint txbuf;
+       uint rxbuf;
+       uint reserved1[2];
+
+       /* 0x020 */
+       uint reserved2[56];
+
+       /* 0x100 */
+       u16 cap_length;
+       u16 hci_version;
+       uint hcs_params;
+       uint hcc_params;
+       uint reserved3[5];
+
+       /* 0x120 */
+       uint dci_version;
+       uint dcc_params;
+       uint reserved4[2];
+
+       /* 0x130 */
+       uint usb_cmd;
+       uint usb_sts;
+       uint usb_intr;
+       uint frindex;
+
+       /* 0x140 */
+       uint reserved5;
+       uint periodic_list_base;
+       uint async_list_addr;
+       uint reserved5_1;
+
+       /* 0x150 */
+       uint burst_size;
+       uint tx_fill_tuning;
+       uint reserved6;
+       uint icusb_ctrl;
+
+       /* 0x160 */
+       uint ulpi_viewport;
+       uint reserved7[3];
+
+       /* 0x170 */
+       uint reserved;
+       uint port_sc1;
+       uint reserved8[6];
+
+       /* 0x190 */
+       uint reserved9[8];
+
+       /* 0x1b0 */
+       uint reserved10;
+       uint hostpc1_devlc;
+       uint reserved10_1[2];
+
+       /* 0x1c0 */
+       uint reserved10_2[4];
+
+       /* 0x1d0 */
+       uint reserved10_3[4];
+
+       /* 0x1e0 */
+       uint reserved10_4[4];
+
+       /* 0x1f0 */
+       uint reserved10_5;
+       uint otgsc;
+       uint usb_mode;
+       uint reserved10_6;
+
+       /* 0x200 */
+       uint endpt_nak;
+       uint endpt_nak_enable;
+       uint endpt_setup_stat;
+       uint reserved11_1[0x7D];
+
+       /* 0x400 */
+       uint susp_ctrl;
+       uint phy_vbus_sensors;
+       uint phy_vbus_wakeup_id;
+       uint phy_alt_vbus_sys;
+
+       /* 0x410 */
+       uint usb1_legacy_ctrl;
+       uint reserved12[3];
+
+       /* 0x420 */
+       uint reserved13[56];
+
+       /* 0x500 */
+       uint reserved14[64 * 3];
+
+       /* 0x800 */
+       uint utmip_pll_cfg0;
+       uint utmip_pll_cfg1;
+       uint utmip_xcvr_cfg0;
+       uint utmip_bias_cfg0;
+
+       /* 0x810 */
+       uint utmip_hsrx_cfg0;
+       uint utmip_hsrx_cfg1;
+       uint utmip_fslsrx_cfg0;
+       uint utmip_fslsrx_cfg1;
+
+       /* 0x820 */
+       uint utmip_tx_cfg0;
+       uint utmip_misc_cfg0;
+       uint utmip_misc_cfg1;
+       uint utmip_debounce_cfg0;
+
+       /* 0x830 */
+       uint utmip_bat_chrg_cfg0;
+       uint utmip_spare_cfg0;
+       uint utmip_xcvr_cfg1;
+       uint utmip_bias_cfg1;
+};
+
+/* USB2D_HOSTPC1_DEVLC_0 */
+#define PTS_SHIFT                              29
+#define PTS_MASK                               (0x7U << PTS_SHIFT)
+
+#define STS                                    (1 << 28)
+#endif /* _TEGRA114_USB_H_ */
diff --git a/arch/arm/include/asm/arch-tegra20/usb.h b/arch/arm/include/asm/arch-tegra20/usb.h
new file mode 100644 (file)
index 0000000..3d94cc7
--- /dev/null
@@ -0,0 +1,155 @@
+/*
+ * Copyright (c) 2011 The Chromium OS Authors.
+ * Copyright (c) 2013 NVIDIA Corporation
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#ifndef _TEGRA20_USB_H_
+#define _TEGRA20_USB_H_
+
+/* USB Controller (USBx_CONTROLLER_) regs */
+struct usb_ctlr {
+       /* 0x000 */
+       uint id;
+       uint reserved0;
+       uint host;
+       uint device;
+
+       /* 0x010 */
+       uint txbuf;
+       uint rxbuf;
+       uint reserved1[2];
+
+       /* 0x020 */
+       uint reserved2[56];
+
+       /* 0x100 */
+       u16 cap_length;
+       u16 hci_version;
+       uint hcs_params;
+       uint hcc_params;
+       uint reserved3[5];
+
+       /* 0x120 */
+       uint dci_version;
+       uint dcc_params;
+       uint reserved4[6];
+
+       /* 0x140 */
+       uint usb_cmd;
+       uint usb_sts;
+       uint usb_intr;
+       uint frindex;
+
+       /* 0x150 */
+       uint reserved5;
+       uint periodic_list_base;
+       uint async_list_addr;
+       uint async_tt_sts;
+
+       /* 0x160 */
+       uint burst_size;
+       uint tx_fill_tuning;
+       uint reserved6;   /* is this port_sc1 on some controllers? */
+       uint icusb_ctrl;
+
+       /* 0x170 */
+       uint ulpi_viewport;
+       uint reserved7;
+       uint endpt_nak;
+       uint endpt_nak_enable;
+
+       /* 0x180 */
+       uint reserved;
+       uint port_sc1;
+       uint reserved8[6];
+
+       /* 0x1a0 */
+       uint reserved9;
+       uint otgsc;
+       uint usb_mode;
+       uint endpt_setup_stat;
+
+       /* 0x1b0 */
+       uint reserved10[20];
+
+       /* 0x200 */
+       uint reserved11[0x80];
+
+       /* 0x400 */
+       uint susp_ctrl;
+       uint phy_vbus_sensors;
+       uint phy_vbus_wakeup_id;
+       uint phy_alt_vbus_sys;
+
+       /* 0x410 */
+       uint usb1_legacy_ctrl;
+       uint reserved12[4];
+
+       /* 0x424 */
+       uint ulpi_timing_ctrl_0;
+       uint ulpi_timing_ctrl_1;
+       uint reserved13[53];
+
+       /* 0x500 */
+       uint reserved14[64 * 3];
+
+       /* 0x800 */
+       uint utmip_pll_cfg0;
+       uint utmip_pll_cfg1;
+       uint utmip_xcvr_cfg0;
+       uint utmip_bias_cfg0;
+
+       /* 0x810 */
+       uint utmip_hsrx_cfg0;
+       uint utmip_hsrx_cfg1;
+       uint utmip_fslsrx_cfg0;
+       uint utmip_fslsrx_cfg1;
+
+       /* 0x820 */
+       uint utmip_tx_cfg0;
+       uint utmip_misc_cfg0;
+       uint utmip_misc_cfg1;
+       uint utmip_debounce_cfg0;
+
+       /* 0x830 */
+       uint utmip_bat_chrg_cfg0;
+       uint utmip_spare_cfg0;
+       uint utmip_xcvr_cfg1;
+       uint utmip_bias_cfg1;
+};
+
+/* USB2_IF_ULPI_TIMING_CTRL_0 */
+#define ULPI_OUTPUT_PINMUX_BYP                 (1 << 10)
+#define ULPI_CLKOUT_PINMUX_BYP                 (1 << 11)
+
+/* USB2_IF_ULPI_TIMING_CTRL_1 */
+#define ULPI_DATA_TRIMMER_LOAD                 (1 << 0)
+#define ULPI_DATA_TRIMMER_SEL(x)               (((x) & 0x7) << 1)
+#define ULPI_STPDIRNXT_TRIMMER_LOAD            (1 << 16)
+#define ULPI_STPDIRNXT_TRIMMER_SEL(x)  (((x) & 0x7) << 17)
+#define ULPI_DIR_TRIMMER_LOAD                  (1 << 24)
+#define ULPI_DIR_TRIMMER_SEL(x)                        (((x) & 0x7) << 25)
+
+/* PORTSC, USB2, USB3 */
+#define PTS_SHIFT              30
+#define PTS_MASK               (3U << PTS_SHIFT)
+
+#define STS                    (1 << 29)
+#endif /* _TEGRA20_USB_H_ */
diff --git a/arch/arm/include/asm/arch-tegra30/usb.h b/arch/arm/include/asm/arch-tegra30/usb.h
new file mode 100644 (file)
index 0000000..ab9b760
--- /dev/null
@@ -0,0 +1,168 @@
+/*
+ * Copyright (c) 2011 The Chromium OS Authors.
+ * Copyright (c) 2013 NVIDIA Corporation
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#ifndef _TEGRA30_USB_H_
+#define _TEGRA30_USB_H_
+
+/* USB Controller (USBx_CONTROLLER_) regs */
+struct usb_ctlr {
+       /* 0x000 */
+       uint id;
+       uint reserved0;
+       uint host;
+       uint device;
+
+       /* 0x010 */
+       uint txbuf;
+       uint rxbuf;
+       uint reserved1[2];
+
+       /* 0x020 */
+       uint reserved2[56];
+
+       /* 0x100 */
+       u16 cap_length;
+       u16 hci_version;
+       uint hcs_params;
+       uint hcc_params;
+       uint reserved3[5];
+
+       /* 0x120 */
+       uint dci_version;
+       uint dcc_params;
+       uint reserved4[2];
+
+       /* 0x130 */
+       uint usb_cmd;
+       uint usb_sts;
+       uint usb_intr;
+       uint frindex;
+
+       /* 0x140 */
+       uint reserved5;
+       uint periodic_list_base;
+       uint async_list_addr;
+       uint reserved5_1;
+
+       /* 0x150 */
+       uint burst_size;
+       uint tx_fill_tuning;
+       uint reserved6;
+       uint icusb_ctrl;
+
+       /* 0x160 */
+       uint ulpi_viewport;
+       uint reserved7[3];
+
+       /* 0x170 */
+       uint reserved;
+       uint port_sc1;
+       uint reserved8[6];
+
+       /* 0x190 */
+       uint reserved9[8];
+
+       /* 0x1b0 */
+       uint reserved10;
+       uint hostpc1_devlc;
+       uint reserved10_1[2];
+
+       /* 0x1c0 */
+       uint reserved10_2[4];
+
+       /* 0x1d0 */
+       uint reserved10_3[4];
+
+       /* 0x1e0 */
+       uint reserved10_4[4];
+
+       /* 0x1f0 */
+       uint reserved10_5;
+       uint otgsc;
+       uint usb_mode;
+       uint reserved10_6;
+
+       /* 0x200 */
+       uint endpt_nak;
+       uint endpt_nak_enable;
+       uint endpt_setup_stat;
+       uint reserved11_1[0x7D];
+
+       /* 0x400 */
+       uint susp_ctrl;
+       uint phy_vbus_sensors;
+       uint phy_vbus_wakeup_id;
+       uint phy_alt_vbus_sys;
+
+       /* 0x410 */
+       uint usb1_legacy_ctrl;
+       uint reserved12[3];
+
+       /* 0x420 */
+       uint reserved13[56];
+
+       /* 0x500 */
+       uint reserved14[64 * 3];
+
+       /* 0x800 */
+       uint utmip_pll_cfg0;
+       uint utmip_pll_cfg1;
+       uint utmip_xcvr_cfg0;
+       uint utmip_bias_cfg0;
+
+       /* 0x810 */
+       uint utmip_hsrx_cfg0;
+       uint utmip_hsrx_cfg1;
+       uint utmip_fslsrx_cfg0;
+       uint utmip_fslsrx_cfg1;
+
+       /* 0x820 */
+       uint utmip_tx_cfg0;
+       uint utmip_misc_cfg0;
+       uint utmip_misc_cfg1;
+       uint utmip_debounce_cfg0;
+
+       /* 0x830 */
+       uint utmip_bat_chrg_cfg0;
+       uint utmip_spare_cfg0;
+       uint utmip_xcvr_cfg1;
+       uint utmip_bias_cfg1;
+};
+
+/* USB2_IF_ULPI_TIMING_CTRL_0 */
+#define ULPI_OUTPUT_PINMUX_BYP                 (1 << 10)
+#define ULPI_CLKOUT_PINMUX_BYP                 (1 << 11)
+
+/* USB2_IF_ULPI_TIMING_CTRL_1 */
+#define ULPI_DATA_TRIMMER_LOAD                 (1 << 0)
+#define ULPI_DATA_TRIMMER_SEL(x)               (((x) & 0x7) << 1)
+#define ULPI_STPDIRNXT_TRIMMER_LOAD            (1 << 16)
+#define ULPI_STPDIRNXT_TRIMMER_SEL(x)  (((x) & 0x7) << 17)
+#define ULPI_DIR_TRIMMER_LOAD                  (1 << 24)
+#define ULPI_DIR_TRIMMER_SEL(x)                        (((x) & 0x7) << 25)
+
+/* USB2D_HOSTPC1_DEVLC_0 */
+#define PTS_SHIFT                              29
+#define PTS_MASK                               (0x7U << PTS_SHIFT)
+
+#define STS                                    (1 << 28)
+#endif /* _TEGRA30_USB_H_ */
index 8d7a22765a19f9f1cface6362c6fedf1ee8f2fdb..f60f21f39f1103517bdd5c70d7d63e53a5105ac1 100644 (file)
@@ -47,6 +47,7 @@
 #endif
 #ifdef CONFIG_USB_EHCI_TEGRA
 #include <asm/arch-tegra/usb.h>
+#include <asm/arch/usb.h>
 #endif
 #ifdef CONFIG_TEGRA_MMC
 #include <asm/arch-tegra/tegra_mmc.h>
index 554145a2506f5f999ec20173b33e2d60dcb7c4bf..a9603bc10482f404f317676b372fec0d0ecb2927 100644 (file)
@@ -1,6 +1,6 @@
 /*
  * Copyright (c) 2011 The Chromium OS Authors.
- * Copyright (c) 2009-2012 NVIDIA Corporation
+ * Copyright (c) 2009-2013 NVIDIA Corporation
  * Copyright (c) 2013 Lucas Stach
  *
  * See file CREDITS for list of people who contributed to this
@@ -28,6 +28,8 @@
 #include <asm-generic/gpio.h>
 #include <asm/arch/clock.h>
 #include <asm/arch-tegra/usb.h>
+#include <asm/arch-tegra/clk_rst.h>
+#include <asm/arch/usb.h>
 #include <usb.h>
 #include <usb/ulpi.h>
 #include <libfdt.h>
 
 #include "ehci.h"
 
+#define USB1_ADDR_MASK 0xFFFF0000
+
+#define HOSTPC1_DEVLC  0x84
+#define HOSTPC1_PSPD(x)                (((x) >> 25) & 0x3)
+
 #ifdef CONFIG_USB_ULPI
        #ifndef CONFIG_USB_ULPI_VIEWPORT
        #error  "To use CONFIG_USB_ULPI on Tegra Boards you have to also \
@@ -87,6 +94,8 @@ struct fdt_usb {
 
 static struct fdt_usb port[USB_PORTS_MAX];     /* List of valid USB ports */
 static unsigned port_count;                    /* Number of available ports */
+/* Port that needs to clear CSC after Port Reset */
+static u32 port_addr_clear_csc;
 
 /*
  * This table has USB timing parameters for each Oscillator frequency we
@@ -129,7 +138,7 @@ static unsigned port_count;                 /* Number of available ports */
  *
  * 4. The 20 microsecond delay after bias cell operation.
  */
-static const unsigned usb_pll[CLOCK_OSC_FREQ_COUNT][PARAM_COUNT] = {
+static const unsigned T20_usb_pll[CLOCK_OSC_FREQ_COUNT][PARAM_COUNT] = {
        /* DivN, DivM, DivP, CPCON, LFCON, Delays             Debounce, Bias */
        { 0x3C0, 0x0D, 0x00, 0xC,   0,  0x02, 0x33, 0x05, 0x7F, 0x7EF4, 5 },
        { 0x0C8, 0x04, 0x00, 0x3,   0,  0x03, 0x4B, 0x06, 0xBB, 0xBB80, 7 },
@@ -137,6 +146,22 @@ static const unsigned usb_pll[CLOCK_OSC_FREQ_COUNT][PARAM_COUNT] = {
        { 0x3C0, 0x1A, 0x00, 0xC,   0,  0x04, 0x66, 0x09, 0xFE, 0xFDE8, 9 }
 };
 
+static const unsigned T30_usb_pll[CLOCK_OSC_FREQ_COUNT][PARAM_COUNT] = {
+       /* DivN, DivM, DivP, CPCON, LFCON, Delays             Debounce, Bias */
+       { 0x3C0, 0x0D, 0x00, 0xC,   1,  0x02, 0x33, 0x09, 0x7F, 0x7EF4, 5 },
+       { 0x0C8, 0x04, 0x00, 0x3,   0,  0x03, 0x4B, 0x0C, 0xBB, 0xBB80, 7 },
+       { 0x3C0, 0x0C, 0x00, 0xC,   1,  0x02, 0x2F, 0x08, 0x76, 0x7530, 5 },
+       { 0x3C0, 0x1A, 0x00, 0xC,   1,  0x04, 0x66, 0x09, 0xFE, 0xFDE8, 9 }
+};
+
+static const unsigned T114_usb_pll[CLOCK_OSC_FREQ_COUNT][PARAM_COUNT] = {
+       /* DivN, DivM, DivP, CPCON, LFCON, Delays             Debounce, Bias */
+       { 0x3C0, 0x0D, 0x00, 0xC,   2,  0x02, 0x33, 0x09, 0x7F, 0x7EF4, 6 },
+       { 0x0C8, 0x04, 0x00, 0x3,   2,  0x03, 0x4B, 0x0C, 0xBB, 0xBB80, 8 },
+       { 0x3C0, 0x0C, 0x00, 0xC,   2,  0x02, 0x2F, 0x08, 0x76, 0x7530, 5 },
+       { 0x3C0, 0x1A, 0x00, 0xC,   2,  0x04, 0x66, 0x09, 0xFE, 0xFDE8, 0xB }
+};
+
 /* UTMIP Idle Wait Delay */
 static const u8 utmip_idle_wait_delay = 17;
 
@@ -146,6 +171,33 @@ static const u8 utmip_elastic_limit = 16;
 /* UTMIP High Speed Sync Start Delay */
 static const u8 utmip_hs_sync_start_delay = 9;
 
+struct fdt_usb_controller {
+       int compat;
+       /* flag to determine whether controller supports hostpc register */
+       u32 has_hostpc:1;
+       const unsigned *pll_parameter;
+};
+
+static struct fdt_usb_controller fdt_usb_controllers[] = {
+       {
+               .compat         = COMPAT_NVIDIA_TEGRA20_USB,
+               .has_hostpc     = 0,
+               .pll_parameter  = (const unsigned *)T20_usb_pll,
+       },
+       {
+               .compat         = COMPAT_NVIDIA_TEGRA30_USB,
+               .has_hostpc     = 1,
+               .pll_parameter  = (const unsigned *)T30_usb_pll,
+       },
+       {
+               .compat         = COMPAT_NVIDIA_TEGRA114_USB,
+               .has_hostpc     = 1,
+               .pll_parameter  = (const unsigned *)T114_usb_pll,
+       },
+};
+
+static struct fdt_usb_controller *controller;
+
 /*
  * A known hardware issue where Connect Status Change bit of PORTSC register
  * of USB1 controller will be set after Port Reset.
@@ -156,13 +208,52 @@ static const u8 utmip_hs_sync_start_delay = 9;
 void ehci_powerup_fixup(uint32_t *status_reg, uint32_t *reg)
 {
        mdelay(50);
-       if (((u32) status_reg & TEGRA_USB_ADDR_MASK) != TEGRA_USB1_BASE)
+       /* This is to avoid PORT_ENABLE bit to be cleared in "ehci-hcd.c". */
+       if (controller->has_hostpc)
+               *reg |= EHCI_PS_PE;
+
+       if (((u32)status_reg & TEGRA_USB_ADDR_MASK) != port_addr_clear_csc)
                return;
        /* For EHCI_PS_CSC to be cleared in ehci_hcd.c */
        if (ehci_readl(status_reg) & EHCI_PS_CSC)
                *reg |= EHCI_PS_CSC;
 }
 
+/*
+ * This ehci_set_usbmode overrides the weak function ehci_set_usbmode
+ * in "ehci-hcd.c".
+ */
+void ehci_set_usbmode(int index)
+{
+       struct fdt_usb *config;
+       struct usb_ctlr *usbctlr;
+       uint32_t tmp;
+
+       config = &port[index];
+       usbctlr = config->reg;
+
+       tmp = ehci_readl(&usbctlr->usb_mode);
+       tmp |= USBMODE_CM_HC;
+       ehci_writel(&usbctlr->usb_mode, tmp);
+}
+
+/*
+ * This ehci_get_port_speed overrides the weak function ehci_get_port_speed
+ * in "ehci-hcd.c".
+ */
+int ehci_get_port_speed(struct ehci_hcor *hcor, uint32_t reg)
+{
+       uint32_t tmp;
+       uint32_t *reg_ptr;
+
+       if (controller->has_hostpc) {
+               reg_ptr = (uint32_t *)((u8 *)&hcor->or_usbcmd + HOSTPC1_DEVLC);
+               tmp = ehci_readl(reg_ptr);
+               return HOSTPC1_PSPD(tmp);
+       } else
+               return PORTSC_PSPD(reg);
+}
+
 /* Put the port into host mode */
 static void set_host_mode(struct fdt_usb *config)
 {
@@ -209,6 +300,16 @@ void usbf_reset_controller(struct fdt_usb *config, struct usb_ctlr *usbctlr)
                setbits_le32(&usbctlr->susp_ctrl, UTMIP_PHY_ENB);
 }
 
+static const unsigned *get_pll_timing(void)
+{
+       const unsigned *timing;
+
+       timing = controller->pll_parameter +
+               clock_get_osc_freq() * PARAM_COUNT;
+
+       return timing;
+}
+
 /* set up the UTMI USB controller with the parameters provided */
 static int init_utmi_usb_controller(struct fdt_usb *config)
 {
@@ -216,6 +317,8 @@ static int init_utmi_usb_controller(struct fdt_usb *config)
        int loop_count;
        const unsigned *timing;
        struct usb_ctlr *usbctlr = config->reg;
+       struct clk_rst_ctlr *clkrst;
+       struct usb_ctlr *usb1ctlr;
 
        clock_enable(config->periph_id);
 
@@ -232,35 +335,97 @@ static int init_utmi_usb_controller(struct fdt_usb *config)
         * To Use the A Session Valid for cable detection logic, VBUS_WAKEUP
         * mux must be switched to actually use a_sess_vld threshold.
         */
-       if (fdt_gpio_isvalid(&config->vbus_gpio)) {
+       if (config->dr_mode == DR_MODE_OTG &&
+           fdt_gpio_isvalid(&config->vbus_gpio))
                clrsetbits_le32(&usbctlr->usb1_legacy_ctrl,
                        VBUS_SENSE_CTL_MASK,
                        VBUS_SENSE_CTL_A_SESS_VLD << VBUS_SENSE_CTL_SHIFT);
-       }
 
        /*
         * PLL Delay CONFIGURATION settings. The following parameters control
         * the bring up of the plls.
         */
-       timing = usb_pll[clock_get_osc_freq()];
-
-       val = readl(&usbctlr->utmip_misc_cfg1);
-       clrsetbits_le32(&val, UTMIP_PLLU_STABLE_COUNT_MASK,
-               timing[PARAM_STABLE_COUNT] << UTMIP_PLLU_STABLE_COUNT_SHIFT);
-       clrsetbits_le32(&val, UTMIP_PLL_ACTIVE_DLY_COUNT_MASK,
-               timing[PARAM_ACTIVE_DELAY_COUNT] <<
-                       UTMIP_PLL_ACTIVE_DLY_COUNT_SHIFT);
-       writel(val, &usbctlr->utmip_misc_cfg1);
-
-       /* Set PLL enable delay count and crystal frequency count */
-       val = readl(&usbctlr->utmip_pll_cfg1);
-       clrsetbits_le32(&val, UTMIP_PLLU_ENABLE_DLY_COUNT_MASK,
-               timing[PARAM_ENABLE_DELAY_COUNT] <<
-                       UTMIP_PLLU_ENABLE_DLY_COUNT_SHIFT);
-       clrsetbits_le32(&val, UTMIP_XTAL_FREQ_COUNT_MASK,
-               timing[PARAM_XTAL_FREQ_COUNT] <<
-                       UTMIP_XTAL_FREQ_COUNT_SHIFT);
-       writel(val, &usbctlr->utmip_pll_cfg1);
+       timing = get_pll_timing();
+
+       if (!controller->has_hostpc) {
+               val = readl(&usbctlr->utmip_misc_cfg1);
+               clrsetbits_le32(&val, UTMIP_PLLU_STABLE_COUNT_MASK,
+                               timing[PARAM_STABLE_COUNT] <<
+                               UTMIP_PLLU_STABLE_COUNT_SHIFT);
+               clrsetbits_le32(&val, UTMIP_PLL_ACTIVE_DLY_COUNT_MASK,
+                               timing[PARAM_ACTIVE_DELAY_COUNT] <<
+                               UTMIP_PLL_ACTIVE_DLY_COUNT_SHIFT);
+               writel(val, &usbctlr->utmip_misc_cfg1);
+
+               /* Set PLL enable delay count and crystal frequency count */
+               val = readl(&usbctlr->utmip_pll_cfg1);
+               clrsetbits_le32(&val, UTMIP_PLLU_ENABLE_DLY_COUNT_MASK,
+                               timing[PARAM_ENABLE_DELAY_COUNT] <<
+                               UTMIP_PLLU_ENABLE_DLY_COUNT_SHIFT);
+               clrsetbits_le32(&val, UTMIP_XTAL_FREQ_COUNT_MASK,
+                               timing[PARAM_XTAL_FREQ_COUNT] <<
+                               UTMIP_XTAL_FREQ_COUNT_SHIFT);
+               writel(val, &usbctlr->utmip_pll_cfg1);
+       } else {
+               clkrst = (struct clk_rst_ctlr *)NV_PA_CLK_RST_BASE;
+
+               val = readl(&clkrst->crc_utmip_pll_cfg2);
+               clrsetbits_le32(&val, UTMIP_PLLU_STABLE_COUNT_MASK,
+                               timing[PARAM_STABLE_COUNT] <<
+                               UTMIP_PLLU_STABLE_COUNT_SHIFT);
+               clrsetbits_le32(&val, UTMIP_PLL_ACTIVE_DLY_COUNT_MASK,
+                               timing[PARAM_ACTIVE_DELAY_COUNT] <<
+                               UTMIP_PLL_ACTIVE_DLY_COUNT_SHIFT);
+               writel(val, &clkrst->crc_utmip_pll_cfg2);
+
+               /* Set PLL enable delay count and crystal frequency count */
+               val = readl(&clkrst->crc_utmip_pll_cfg1);
+               clrsetbits_le32(&val, UTMIP_PLLU_ENABLE_DLY_COUNT_MASK,
+                               timing[PARAM_ENABLE_DELAY_COUNT] <<
+                               UTMIP_PLLU_ENABLE_DLY_COUNT_SHIFT);
+               clrsetbits_le32(&val, UTMIP_XTAL_FREQ_COUNT_MASK,
+                               timing[PARAM_XTAL_FREQ_COUNT] <<
+                               UTMIP_XTAL_FREQ_COUNT_SHIFT);
+               writel(val, &clkrst->crc_utmip_pll_cfg1);
+
+               /* Disable Power Down state for PLL */
+               clrbits_le32(&clkrst->crc_utmip_pll_cfg1,
+                            PLLU_POWERDOWN | PLL_ENABLE_POWERDOWN |
+                            PLL_ACTIVE_POWERDOWN);
+
+               /* Recommended PHY settings for EYE diagram */
+               val = readl(&usbctlr->utmip_xcvr_cfg0);
+               clrsetbits_le32(&val, UTMIP_XCVR_SETUP_MASK,
+                               0x4 << UTMIP_XCVR_SETUP_SHIFT);
+               clrsetbits_le32(&val, UTMIP_XCVR_SETUP_MSB_MASK,
+                               0x3 << UTMIP_XCVR_SETUP_MSB_SHIFT);
+               clrsetbits_le32(&val, UTMIP_XCVR_HSSLEW_MSB_MASK,
+                               0x8 << UTMIP_XCVR_HSSLEW_MSB_SHIFT);
+               writel(val, &usbctlr->utmip_xcvr_cfg0);
+               clrsetbits_le32(&usbctlr->utmip_xcvr_cfg1,
+                               UTMIP_XCVR_TERM_RANGE_ADJ_MASK,
+                               0x7 << UTMIP_XCVR_TERM_RANGE_ADJ_SHIFT);
+
+               /* Some registers can be controlled from USB1 only. */
+               if (config->periph_id != PERIPH_ID_USBD) {
+                       clock_enable(PERIPH_ID_USBD);
+                       /* Disable Reset if in Reset state */
+                       reset_set_enable(PERIPH_ID_USBD, 0);
+               }
+               usb1ctlr = (struct usb_ctlr *)
+                       ((u32)config->reg & USB1_ADDR_MASK);
+               val = readl(&usb1ctlr->utmip_bias_cfg0);
+               setbits_le32(&val, UTMIP_HSDISCON_LEVEL_MSB);
+               clrsetbits_le32(&val, UTMIP_HSDISCON_LEVEL_MASK,
+                               0x1 << UTMIP_HSDISCON_LEVEL_SHIFT);
+               clrsetbits_le32(&val, UTMIP_HSSQUELCH_LEVEL_MASK,
+                               0x2 << UTMIP_HSSQUELCH_LEVEL_SHIFT);
+               writel(val, &usb1ctlr->utmip_bias_cfg0);
+
+               /* Miscellaneous setting mentioned in Programming Guide */
+               clrbits_le32(&usbctlr->utmip_misc_cfg0,
+                            UTMIP_SUSPEND_EXIT_ON_EDGE);
+       }
 
        /* Setting the tracking length time */
        clrsetbits_le32(&usbctlr->utmip_bias_cfg1,
@@ -308,6 +473,14 @@ static int init_utmi_usb_controller(struct fdt_usb *config)
        /* Resuscitate crystal clock by setting UTMIP_PHY_XTAL_CLOCKEN */
        setbits_le32(&usbctlr->utmip_misc_cfg1, UTMIP_PHY_XTAL_CLOCKEN);
 
+       if (controller->has_hostpc) {
+               if (config->periph_id == PERIPH_ID_USBD)
+                       clrbits_le32(&clkrst->crc_utmip_pll_cfg2,
+                                    UTMIP_FORCE_PD_SAMP_A_POWERDOWN);
+               if (config->periph_id == PERIPH_ID_USB3)
+                       clrbits_le32(&clkrst->crc_utmip_pll_cfg2,
+                                    UTMIP_FORCE_PD_SAMP_C_POWERDOWN);
+       }
        /* Finished the per-controller init. */
 
        /* De-assert UTMIP_RESET to bring out of reset. */
@@ -336,6 +509,18 @@ static int init_utmi_usb_controller(struct fdt_usb *config)
        clrbits_le32(&usbctlr->utmip_xcvr_cfg1, UTMIP_FORCE_PDDISC_POWERDOWN |
                UTMIP_FORCE_PDCHRP_POWERDOWN | UTMIP_FORCE_PDDR_POWERDOWN);
 
+       if (controller->has_hostpc) {
+               /*
+                * BIAS Pad Power Down is common among all 3 USB
+                * controllers and can be controlled from USB1 only.
+                */
+               usb1ctlr = (struct usb_ctlr *)
+                       ((u32)config->reg & USB1_ADDR_MASK);
+               clrbits_le32(&usb1ctlr->utmip_bias_cfg0, UTMIP_BIASPD);
+               udelay(25);
+               clrbits_le32(&usb1ctlr->utmip_bias_cfg1,
+                            UTMIP_FORCE_PDTRK_POWERDOWN);
+       }
        return 0;
 }
 
@@ -438,7 +623,7 @@ static void config_clock(const u32 timing[])
                timing[PARAM_CPCON], timing[PARAM_LFCON]);
 }
 
-int fdt_decode_usb(const void *blob, int node, struct fdt_usb *config)
+static int fdt_decode_usb(const void *blob, int node, struct fdt_usb *config)
 {
        const char *phy, *mode;
 
@@ -466,6 +651,8 @@ int fdt_decode_usb(const void *blob, int node, struct fdt_usb *config)
        config->enabled = fdtdec_get_is_enabled(blob, node);
        config->has_legacy_mode = fdtdec_get_bool(blob, node,
                                                  "nvidia,has-legacy-mode");
+       if (config->has_legacy_mode)
+               port_addr_clear_csc = (u32) config->reg;
        config->periph_id = clock_decode_periph_id(blob, node);
        if (config->periph_id == PERIPH_ID_NONE) {
                debug("%s: Missing/invalid peripheral ID\n", __func__);
@@ -483,20 +670,22 @@ int fdt_decode_usb(const void *blob, int node, struct fdt_usb *config)
        return 0;
 }
 
-int board_usb_init(const void *blob)
+/*
+ * process_usb_nodes() - Process a list of USB nodes, adding them to our list
+ *                     of USB ports.
+ * @blob:      fdt blob
+ * @node_list: list of nodes to process (any <=0 are ignored)
+ * @count:     number of nodes to process
+ *
+ * Return:     0 - ok, -1 - error
+ */
+static int process_usb_nodes(const void *blob, int node_list[], int count)
 {
        struct fdt_usb config;
-       enum clock_osc_freq freq;
-       int node_list[USB_PORTS_MAX];
-       int node, count, i;
-
-       /* Set up the USB clocks correctly based on our oscillator frequency */
-       freq = clock_get_osc_freq();
-       config_clock(usb_pll[freq]);
+       int node, i;
+       int clk_done = 0;
 
-       /* count may return <0 on error */
-       count = fdtdec_find_aliases_for_id(blob, "usb",
-                       COMPAT_NVIDIA_TEGRA20_USB, node_list, USB_PORTS_MAX);
+       port_count = 0;
        for (i = 0; i < count; i++) {
                if (port_count == USB_PORTS_MAX) {
                        printf("tegrausb: Cannot register more than %d ports\n",
@@ -513,6 +702,10 @@ int board_usb_init(const void *blob)
                              fdt_get_name(blob, node, NULL));
                        return -1;
                }
+               if (!clk_done) {
+                       config_clock(get_pll_timing());
+                       clk_done = 1;
+               }
                config.initialized = 0;
 
                /* add new USB port to the list of available ports */
@@ -522,6 +715,31 @@ int board_usb_init(const void *blob)
        return 0;
 }
 
+int board_usb_init(const void *blob)
+{
+       int node_list[USB_PORTS_MAX];
+       int count, err = 0;
+       int i;
+
+       for (i = 0; i < ARRAY_SIZE(fdt_usb_controllers); i++) {
+               controller = &fdt_usb_controllers[i];
+
+               count = fdtdec_find_aliases_for_id(blob, "usb",
+                       controller->compat, node_list, USB_PORTS_MAX);
+               if (count) {
+                       err = process_usb_nodes(blob, node_list, count);
+                       if (err)
+                               printf("%s: Error processing USB node!\n",
+                                      __func__);
+                       return err;
+               }
+       }
+       if (i == ARRAY_SIZE(fdt_usb_controllers))
+               controller = NULL;
+
+       return err;
+}
+
 /**
  * Start up the given port number (ports are numbered from 0 on each board).
  * This returns values for the appropriate hccr and hcor addresses to use for
@@ -564,6 +782,20 @@ success:
        usbctlr = config->reg;
        *hccr = (struct ehci_hccr *)&usbctlr->cap_length;
        *hcor = (struct ehci_hcor *)&usbctlr->usb_cmd;
+
+       if (controller->has_hostpc) {
+               /* Set to Host mode after Controller Reset was done */
+               clrsetbits_le32(&usbctlr->usb_mode, USBMODE_CM_HC,
+                               USBMODE_CM_HC);
+               /* Select UTMI parallel interface after setting host mode */
+               if (config->utmi) {
+                       clrsetbits_le32((char *)&usbctlr->usb_cmd +
+                                       HOSTPC1_DEVLC, PTS_MASK,
+                                       PTS_UTMI << PTS_SHIFT);
+                       clrbits_le32((char *)&usbctlr->usb_cmd +
+                                    HOSTPC1_DEVLC, STS);
+               }
+       }
        return 0;
 }
 
index bea326e97c289a3168dd5e6f0fd275d4709fbaa1..818ddde369e55d916cf9df22706b92d8171226d8 100644 (file)
@@ -64,6 +64,8 @@ struct fdt_memory {
 enum fdt_compat_id {
        COMPAT_UNKNOWN,
        COMPAT_NVIDIA_TEGRA20_USB,      /* Tegra20 USB port */
+       COMPAT_NVIDIA_TEGRA30_USB,      /* Tegra30 USB port */
+       COMPAT_NVIDIA_TEGRA114_USB,     /* Tegra114 USB port */
        COMPAT_NVIDIA_TEGRA114_I2C,     /* Tegra114 I2C w/single clock source */
        COMPAT_NVIDIA_TEGRA20_I2C,      /* Tegra20 i2c */
        COMPAT_NVIDIA_TEGRA20_DVC,      /* Tegra20 dvc (really just i2c) */
index d1acc35ca9b9685701cd1d6368fee2e389ee293f..24ccd0af11285474ac4cb932fe60a92961311fd0 100644 (file)
@@ -37,6 +37,8 @@ DECLARE_GLOBAL_DATA_PTR;
 static const char * const compat_names[COMPAT_COUNT] = {
        COMPAT(UNKNOWN, "<none>"),
        COMPAT(NVIDIA_TEGRA20_USB, "nvidia,tegra20-ehci"),
+       COMPAT(NVIDIA_TEGRA30_USB, "nvidia,tegra30-ehci"),
+       COMPAT(NVIDIA_TEGRA114_USB, "nvidia,tegra114-ehci"),
        COMPAT(NVIDIA_TEGRA114_I2C, "nvidia,tegra114-i2c"),
        COMPAT(NVIDIA_TEGRA20_I2C, "nvidia,tegra20-i2c"),
        COMPAT(NVIDIA_TEGRA20_DVC, "nvidia,tegra20-i2c-dvc"),