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[src/trunk]: src/sys/arch/arm/nvidia More USB3 port init stuff
details: https://anonhg.NetBSD.org/src/rev/9f4778537edf
branches: trunk
changeset: 826678:9f4778537edf
user: jmcneill <jmcneill%NetBSD.org@localhost>
date: Fri Sep 22 01:24:31 2017 +0000
description:
More USB3 port init stuff
diffstat:
sys/arch/arm/nvidia/tegra210_carreg.h | 15 ++++-
sys/arch/arm/nvidia/tegra210_xusbpad.c | 102 ++++++++++++++++++++++++++++----
2 files changed, 103 insertions(+), 14 deletions(-)
diffs (215 lines):
diff -r 161d2ecfe63d -r 9f4778537edf sys/arch/arm/nvidia/tegra210_carreg.h
--- a/sys/arch/arm/nvidia/tegra210_carreg.h Fri Sep 22 01:24:05 2017 +0000
+++ b/sys/arch/arm/nvidia/tegra210_carreg.h Fri Sep 22 01:24:31 2017 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: tegra210_carreg.h,v 1.2 2017/09/21 23:44:26 jmcneill Exp $ */
+/* $NetBSD: tegra210_carreg.h,v 1.3 2017/09/22 01:24:31 jmcneill Exp $ */
/*-
* Copyright (c) 2017 Jared McNeill <jmcneill%invisible.ca@localhost>
@@ -42,6 +42,18 @@
#define CAR_CLK_OUT_ENB_H_REG 0x14
#define CAR_CLK_OUT_ENB_U_REG 0x18
+#define CAR_PLLE_SS_CNTL_REG 0x68
+#define CAR_PLLE_SS_CNTL_INTEGOFFSET __BITS(31,30)
+#define CAR_PLLE_SS_CNTL_SSCINCINTRV __BITS(29,24)
+#define CAR_PLLE_SS_CNTL_SSCINC __BITS(23,16)
+#define CAR_PLLE_SS_CNTL_SSCINVERT __BIT(15)
+#define CAR_PLLE_SS_CNTL_SSCCENTER __BIT(14)
+#define CAR_PLLE_SS_CNTL_SSCPDMBYP __BIT(13)
+#define CAR_PLLE_SS_CNTL_SSCBYP __BIT(12)
+#define CAR_PLLE_SS_CNTL_INTERP_RESET __BIT(11)
+#define CAR_PLLE_SS_CNTL_BYPASS_SS __BIT(10)
+#define CAR_PLLE_SS_CNTL_SSCMAX __BITS(8,0)
+
#define CAR_PLLP_BASE_REG 0xa0
#define CAR_PLLP_BASE_BYPASS __BIT(31)
#define CAR_PLLP_BASE_ENABLE __BIT(30)
@@ -159,6 +171,7 @@
#define CAR_PLLE_MISC_IDDQ_OVERRIDE __BIT(13)
#define CAR_PLLE_MISC_LOCK __BIT(11)
#define CAR_PLLE_MISC_LOCK_ENABLE __BIT(9)
+#define CAR_PLLE_MISC_PTS __BIT(8)
#define CAR_PLLD2_BASE_REG 0x4b8
#define CAR_PLLD2_BASE_BYPASS __BIT(31)
diff -r 161d2ecfe63d -r 9f4778537edf sys/arch/arm/nvidia/tegra210_xusbpad.c
--- a/sys/arch/arm/nvidia/tegra210_xusbpad.c Fri Sep 22 01:24:05 2017 +0000
+++ b/sys/arch/arm/nvidia/tegra210_xusbpad.c Fri Sep 22 01:24:31 2017 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: tegra210_xusbpad.c,v 1.2 2017/09/20 21:59:23 jmcneill Exp $ */
+/* $NetBSD: tegra210_xusbpad.c,v 1.3 2017/09/22 01:24:31 jmcneill Exp $ */
/*-
* Copyright (c) 2017 Jared McNeill <jmcneill%invisible.ca@localhost>
@@ -27,7 +27,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: tegra210_xusbpad.c,v 1.2 2017/09/20 21:59:23 jmcneill Exp $");
+__KERNEL_RCSID(0, "$NetBSD: tegra210_xusbpad.c,v 1.3 2017/09/22 01:24:31 jmcneill Exp $");
#include <sys/param.h>
#include <sys/bus.h>
@@ -42,6 +42,31 @@
#include <dev/fdt/fdtvar.h>
+#define XUSB_PADCTL_USB2_PAD_MUX_REG 0x04
+#define XUSB_PADCTL_USB2_PAD_MUX_USB2_BIAS_PAD __BITS(19,18)
+#define XUSB_PADCTL_USB2_PAD_MUX_USB2_BIAS_PAD_XUSB 1
+
+#define XUSB_PADCTL_ELPG_PROGRAM_1_REG 0x24
+#define XUSB_PADCTL_ELPG_PROGRAM_1_AUX_MUX_LP0_VCORE_DOWN __BIT(31)
+#define XUSB_PADCTL_ELPG_PROGRAM_1_AUX_MUX_LP0_CLAMP_EN_EARLY __BIT(30)
+#define XUSB_PADCTL_ELPG_PROGRAM_1_AUX_MUX_LP0_CLAMP_EN __BIT(29)
+#define XUSB_PADCTL_ELPG_PROGRAM_1_SSPn_ELPG_VCORE_DOWN(n) __BIT((n) * 3 + 2)
+#define XUSB_PADCTL_ELPG_PROGRAM_1_SSPn_ELPG_CLAMP_EN_EARLY(n) __BIT((n) * 3 + 1)
+#define XUSB_PADCTL_ELPG_PROGRAM_1_SSPn_ELPG_CLAMP_EN(n) __BIT((n) * 3 + 0)
+
+#define XUSB_PADCTL_UPHY_USB3_PADn_ECTL_1_REG(n) (0xa60 + (n) * 0x40)
+#define XUSB_PADCTL_UPHY_USB3_PADn_ECTL_2_TX_TERM_CTRL __BITS(19,18)
+
+#define XUSB_PADCTL_UPHY_USB3_PADn_ECTL_2_REG(n) (0xa64 + (n) * 0x40)
+#define XUSB_PADCTL_UPHY_USB3_PADn_ECTL_2_RX_CTLE __BITS(15,0)
+
+#define XUSB_PADCTL_UPHY_USB3_PADn_ECTL_3_REG(n) (0xa68 + (n) * 0x40)
+
+#define XUSB_PADCTL_UPHY_USB3_PADn_ECTL_4_REG(n) (0xa6c + (n) * 0x40)
+#define XUSB_PADCTL_UPHY_USB3_PADn_ECTL_4_RX_CDR_CTRL __BITS(31,16)
+
+#define XUSB_PADCTL_UPHY_USB3_PADn_ECTL_6_REG(n) (0xa74 + (n) * 0x40)
+
struct tegra210_xusbpad_softc {
device_t sc_dev;
int sc_phandle;
@@ -49,6 +74,8 @@
bus_space_handle_t sc_bsh;
struct fdtbus_reset *sc_rst;
+
+ bool sc_enabled;
};
#define RD4(sc, reg) \
@@ -97,9 +124,10 @@
XUSBPAD_LANE("sata-0", 0x28, __BITS(31,30), tegra210_xusbpad_pcie_func),
};
-#define XUSBPAD_PORT(n, r, m, im) \
+#define XUSBPAD_PORT(n, i, r, m, im) \
{ \
.name = (n), \
+ .index = (i), \
.reg = (r), \
.mask = (m), \
.internal_mask = (im) \
@@ -107,28 +135,29 @@
struct tegra210_xusbpad_port {
const char *name;
+ int index;
bus_size_t reg;
uint32_t mask;
uint32_t internal_mask;
};
static const struct tegra210_xusbpad_port tegra210_xusbpad_usb2_ports[] = {
- XUSBPAD_PORT("usb2-0", 0x08, __BITS(1,0), __BIT(2)),
- XUSBPAD_PORT("usb2-1", 0x08, __BITS(5,4), __BIT(6)),
- XUSBPAD_PORT("usb2-2", 0x08, __BITS(9,8), __BIT(10)),
- XUSBPAD_PORT("usb2-3", 0x08, __BITS(13,12), __BIT(14)),
+ XUSBPAD_PORT("usb2-0", 0, 0x08, __BITS(1,0), __BIT(2)),
+ XUSBPAD_PORT("usb2-1", 1, 0x08, __BITS(5,4), __BIT(6)),
+ XUSBPAD_PORT("usb2-2", 2, 0x08, __BITS(9,8), __BIT(10)),
+ XUSBPAD_PORT("usb2-3", 3, 0x08, __BITS(13,12), __BIT(14)),
};
static const struct tegra210_xusbpad_port tegra210_xusbpad_usb3_ports[] = {
- XUSBPAD_PORT("usb3-0", 0x14, __BITS(3,0), __BIT(4)),
- XUSBPAD_PORT("usb3-1", 0x14, __BITS(8,5), __BIT(9)),
- XUSBPAD_PORT("usb3-2", 0x14, __BITS(13,10), __BIT(14)),
- XUSBPAD_PORT("usb3-3", 0x14, __BITS(18,15), __BIT(19)),
+ XUSBPAD_PORT("usb3-0", 0, 0x14, __BITS(3,0), __BIT(4)),
+ XUSBPAD_PORT("usb3-1", 1, 0x14, __BITS(8,5), __BIT(9)),
+ XUSBPAD_PORT("usb3-2", 2, 0x14, __BITS(13,10), __BIT(14)),
+ XUSBPAD_PORT("usb3-3", 3, 0x14, __BITS(18,15), __BIT(19)),
};
static const struct tegra210_xusbpad_port tegra210_xusbpad_hsic_ports[] = {
- XUSBPAD_PORT("hsic-0", 0, 0, 0),
- XUSBPAD_PORT("hsic-1", 0, 0, 0),
+ XUSBPAD_PORT("hsic-0", 0, 0, 0, 0),
+ XUSBPAD_PORT("hsic-1", 1, 0, 0, 0),
};
static int
@@ -326,6 +355,27 @@
companion, internal ? "internal" : "external");
SETCLR4(sc, port->reg, __SHIFTIN(internal, port->internal_mask), port->internal_mask);
SETCLR4(sc, port->reg, __SHIFTIN(companion, port->mask), port->mask);
+
+ SETCLR4(sc, XUSB_PADCTL_UPHY_USB3_PADn_ECTL_1_REG(port->index),
+ __SHIFTIN(2, XUSB_PADCTL_UPHY_USB3_PADn_ECTL_2_TX_TERM_CTRL),
+ XUSB_PADCTL_UPHY_USB3_PADn_ECTL_2_TX_TERM_CTRL);
+ SETCLR4(sc, XUSB_PADCTL_UPHY_USB3_PADn_ECTL_2_REG(port->index),
+ __SHIFTIN(0xfc, XUSB_PADCTL_UPHY_USB3_PADn_ECTL_2_RX_CTLE),
+ XUSB_PADCTL_UPHY_USB3_PADn_ECTL_2_RX_CTLE);
+ WR4(sc, XUSB_PADCTL_UPHY_USB3_PADn_ECTL_3_REG(port->index), 0xc0077f1f);
+ SETCLR4(sc, XUSB_PADCTL_UPHY_USB3_PADn_ECTL_4_REG(port->index),
+ __SHIFTIN(0x01c7, XUSB_PADCTL_UPHY_USB3_PADn_ECTL_4_RX_CDR_CTRL),
+ XUSB_PADCTL_UPHY_USB3_PADn_ECTL_4_RX_CDR_CTRL);
+ WR4(sc, XUSB_PADCTL_UPHY_USB3_PADn_ECTL_6_REG(port->index), 0xfcf01368);
+
+ SETCLR4(sc, XUSB_PADCTL_ELPG_PROGRAM_1_REG,
+ 0, XUSB_PADCTL_ELPG_PROGRAM_1_SSPn_ELPG_CLAMP_EN(port->index));
+ delay(200);
+ SETCLR4(sc, XUSB_PADCTL_ELPG_PROGRAM_1_REG,
+ 0, XUSB_PADCTL_ELPG_PROGRAM_1_SSPn_ELPG_CLAMP_EN_EARLY(port->index));
+ delay(200);
+ SETCLR4(sc, XUSB_PADCTL_ELPG_PROGRAM_1_REG,
+ 0, XUSB_PADCTL_ELPG_PROGRAM_1_SSPn_ELPG_VCORE_DOWN(port->index));
}
static void
@@ -370,13 +420,39 @@
}
static void
+tegra210_xusbpad_enable(struct tegra210_xusbpad_softc *sc)
+{
+ if (sc->sc_enabled)
+ return;
+
+ SETCLR4(sc, XUSB_PADCTL_ELPG_PROGRAM_1_REG, 0, XUSB_PADCTL_ELPG_PROGRAM_1_AUX_MUX_LP0_CLAMP_EN);
+ delay(200);
+ SETCLR4(sc, XUSB_PADCTL_ELPG_PROGRAM_1_REG, 0, XUSB_PADCTL_ELPG_PROGRAM_1_AUX_MUX_LP0_CLAMP_EN_EARLY);
+ delay(200);
+ SETCLR4(sc, XUSB_PADCTL_ELPG_PROGRAM_1_REG, 0, XUSB_PADCTL_ELPG_PROGRAM_1_AUX_MUX_LP0_VCORE_DOWN);
+
+ sc->sc_enabled = true;
+}
+
+static void
tegra210_xusbpad_sata_enable(device_t dev)
{
+ struct tegra210_xusbpad_softc * const sc = device_private(dev);
+
+ tegra210_xusbpad_enable(sc);
}
static void
tegra210_xusbpad_xhci_enable(device_t dev)
{
+ struct tegra210_xusbpad_softc * const sc = device_private(dev);
+
+ SETCLR4(sc, XUSB_PADCTL_USB2_PAD_MUX_REG,
+ __SHIFTIN(XUSB_PADCTL_USB2_PAD_MUX_USB2_BIAS_PAD_XUSB,
+ XUSB_PADCTL_USB2_PAD_MUX_USB2_BIAS_PAD),
+ XUSB_PADCTL_USB2_PAD_MUX_USB2_BIAS_PAD);
+
+ tegra210_xusbpad_enable(sc);
}
static const struct tegra_xusbpad_ops tegra210_xusbpad_ops = {
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