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-rw-r--r--arch/arm/cpu/tegra-common/Makefile2
-rw-r--r--arch/arm/cpu/tegra-common/powergate.c102
-rw-r--r--arch/arm/cpu/tegra-common/xusb-padctl.c39
-rw-r--r--arch/arm/cpu/tegra124-common/Makefile1
-rw-r--r--arch/arm/cpu/tegra124-common/clock.c109
-rw-r--r--arch/arm/cpu/tegra124-common/xusb-padctl.c716
-rw-r--r--arch/arm/cpu/tegra20-common/clock.c141
-rw-r--r--arch/arm/cpu/tegra30-common/clock.c155
-rw-r--r--arch/arm/dts/tegra124-jetson-tk1.dts373
-rw-r--r--arch/arm/dts/tegra124.dtsi89
-rw-r--r--arch/arm/dts/tegra20-trimslice.dts69
-rw-r--r--arch/arm/dts/tegra20.dtsi59
-rw-r--r--arch/arm/dts/tegra30-beaver.dts245
-rw-r--r--arch/arm/dts/tegra30-cardhu.dts362
-rw-r--r--arch/arm/dts/tegra30-colibri.dts12
-rw-r--r--arch/arm/dts/tegra30.dtsi83
-rw-r--r--arch/arm/include/asm/arch-tegra/powergate.h38
-rw-r--r--arch/arm/include/asm/arch-tegra/xusb-padctl.h24
-rw-r--r--arch/arm/include/asm/arch-tegra114/powergate.h6
-rw-r--r--arch/arm/include/asm/arch-tegra124/clock.h2
-rw-r--r--arch/arm/include/asm/arch-tegra124/powergate.h6
-rw-r--r--arch/arm/include/asm/arch-tegra20/clock-tables.h2
-rw-r--r--arch/arm/include/asm/arch-tegra20/clock.h2
-rw-r--r--arch/arm/include/asm/arch-tegra20/powergate.h6
-rw-r--r--arch/arm/include/asm/arch-tegra30/clock.h2
-rw-r--r--arch/arm/include/asm/arch-tegra30/powergate.h6
-rw-r--r--arch/arm/include/asm/system.h5
-rw-r--r--arch/arm/lib/cache.c44
28 files changed, 2693 insertions, 7 deletions
diff --git a/arch/arm/cpu/tegra-common/Makefile b/arch/arm/cpu/tegra-common/Makefile
index a18c318..a78869e 100644
--- a/arch/arm/cpu/tegra-common/Makefile
+++ b/arch/arm/cpu/tegra-common/Makefile
@@ -13,5 +13,7 @@ obj-y += cache.o
obj-y += clock.o
obj-y += lowlevel_init.o
obj-y += pinmux-common.o
+obj-y += powergate.o
+obj-y += xusb-padctl.o
obj-$(CONFIG_DISPLAY_CPUINFO) += sys_info.o
obj-$(CONFIG_TEGRA124) += vpr.o
diff --git a/arch/arm/cpu/tegra-common/powergate.c b/arch/arm/cpu/tegra-common/powergate.c
new file mode 100644
index 0000000..439cff3
--- /dev/null
+++ b/arch/arm/cpu/tegra-common/powergate.c
@@ -0,0 +1,102 @@
+/*
+ * Copyright (c) 2014, NVIDIA CORPORATION. All rights reserved.
+ *
+ * SPDX-License-Identifier: GPL-2.0
+ */
+
+#include <common.h>
+#include <errno.h>
+
+#include <asm/io.h>
+#include <asm/types.h>
+
+#include <asm/arch/powergate.h>
+#include <asm/arch/tegra.h>
+
+#define PWRGATE_TOGGLE 0x30
+#define PWRGATE_TOGGLE_START (1 << 8)
+
+#define REMOVE_CLAMPING 0x34
+
+#define PWRGATE_STATUS 0x38
+
+static int tegra_powergate_set(enum tegra_powergate id, bool state)
+{
+ u32 value, mask = state ? (1 << id) : 0, old_mask;
+ unsigned long start, timeout = 25;
+
+ value = readl(NV_PA_PMC_BASE + PWRGATE_STATUS);
+ old_mask = value & (1 << id);
+
+ if (mask == old_mask)
+ return 0;
+
+ writel(PWRGATE_TOGGLE_START | id, NV_PA_PMC_BASE + PWRGATE_TOGGLE);
+
+ start = get_timer(0);
+
+ while (get_timer(start) < timeout) {
+ value = readl(NV_PA_PMC_BASE + PWRGATE_STATUS);
+ if ((value & (1 << id)) == mask)
+ return 0;
+ }
+
+ return -ETIMEDOUT;
+}
+
+static int tegra_powergate_power_on(enum tegra_powergate id)
+{
+ return tegra_powergate_set(id, true);
+}
+
+int tegra_powergate_power_off(enum tegra_powergate id)
+{
+ return tegra_powergate_set(id, false);
+}
+
+static int tegra_powergate_remove_clamping(enum tegra_powergate id)
+{
+ unsigned long value;
+
+ /*
+ * The REMOVE_CLAMPING register has the bits for the PCIE and VDEC
+ * partitions reversed. This was originally introduced on Tegra20 but
+ * has since been carried forward for backwards-compatibility.
+ */
+ if (id == TEGRA_POWERGATE_VDEC)
+ value = 1 << TEGRA_POWERGATE_PCIE;
+ else if (id == TEGRA_POWERGATE_PCIE)
+ value = 1 << TEGRA_POWERGATE_VDEC;
+ else
+ value = 1 << id;
+
+ writel(value, NV_PA_PMC_BASE + REMOVE_CLAMPING);
+
+ return 0;
+}
+
+int tegra_powergate_sequence_power_up(enum tegra_powergate id,
+ enum periph_id periph)
+{
+ int err;
+
+ reset_set_enable(periph, 1);
+
+ err = tegra_powergate_power_on(id);
+ if (err < 0)
+ return err;
+
+ clock_enable(periph);
+
+ udelay(10);
+
+ err = tegra_powergate_remove_clamping(id);
+ if (err < 0)
+ return err;
+
+ udelay(10);
+
+ reset_set_enable(periph, 0);
+
+ return 0;
+}
diff --git a/arch/arm/cpu/tegra-common/xusb-padctl.c b/arch/arm/cpu/tegra-common/xusb-padctl.c
new file mode 100644
index 0000000..65f8d2e
--- /dev/null
+++ b/arch/arm/cpu/tegra-common/xusb-padctl.c
@@ -0,0 +1,39 @@
+/*
+ * Copyright (c) 2014, NVIDIA CORPORATION. All rights reserved.
+ *
+ * SPDX-License-Identifier: GPL-2.0
+ */
+
+#include <common.h>
+#include <errno.h>
+
+#include <asm/arch-tegra/xusb-padctl.h>
+
+struct tegra_xusb_phy * __weak tegra_xusb_phy_get(unsigned int type)
+{
+ return NULL;
+}
+
+int __weak tegra_xusb_phy_prepare(struct tegra_xusb_phy *phy)
+{
+ return -ENOSYS;
+}
+
+int __weak tegra_xusb_phy_enable(struct tegra_xusb_phy *phy)
+{
+ return -ENOSYS;
+}
+
+int __weak tegra_xusb_phy_disable(struct tegra_xusb_phy *phy)
+{
+ return -ENOSYS;
+}
+
+int __weak tegra_xusb_phy_unprepare(struct tegra_xusb_phy *phy)
+{
+ return -ENOSYS;
+}
+
+void __weak tegra_xusb_padctl_init(const void *fdt)
+{
+}
diff --git a/arch/arm/cpu/tegra124-common/Makefile b/arch/arm/cpu/tegra124-common/Makefile
index ff77992..7b59fb1 100644
--- a/arch/arm/cpu/tegra124-common/Makefile
+++ b/arch/arm/cpu/tegra124-common/Makefile
@@ -8,3 +8,4 @@
obj-y += clock.o
obj-y += funcmux.o
obj-y += pinmux.o
+obj-y += xusb-padctl.o
diff --git a/arch/arm/cpu/tegra124-common/clock.c b/arch/arm/cpu/tegra124-common/clock.c
index 7394363..fc8bd19 100644
--- a/arch/arm/cpu/tegra124-common/clock.c
+++ b/arch/arm/cpu/tegra124-common/clock.c
@@ -824,3 +824,112 @@ void arch_timer_init(void)
writel(val, &sysctr->cntcr);
debug("%s: TSC CNTCR = 0x%08X\n", __func__, val);
}
+
+#define PLLE_SS_CNTL 0x68
+#define PLLE_SS_CNTL_SSCINCINTR(x) (((x) & 0x3f) << 24)
+#define PLLE_SS_CNTL_SSCINC(x) (((x) & 0xff) << 16)
+#define PLLE_SS_CNTL_SSCINVERT (1 << 15)
+#define PLLE_SS_CNTL_SSCCENTER (1 << 14)
+#define PLLE_SS_CNTL_SSCBYP (1 << 12)
+#define PLLE_SS_CNTL_INTERP_RESET (1 << 11)
+#define PLLE_SS_CNTL_BYPASS_SS (1 << 10)
+#define PLLE_SS_CNTL_SSCMAX(x) (((x) & 0x1ff) << 0)
+
+#define PLLE_BASE 0x0e8
+#define PLLE_BASE_ENABLE (1 << 30)
+#define PLLE_BASE_LOCK_OVERRIDE (1 << 29)
+#define PLLE_BASE_PLDIV_CML(x) (((x) & 0xf) << 24)
+#define PLLE_BASE_NDIV(x) (((x) & 0xff) << 8)
+#define PLLE_BASE_MDIV(x) (((x) & 0xff) << 0)
+
+#define PLLE_MISC 0x0ec
+#define PLLE_MISC_IDDQ_SWCTL (1 << 14)
+#define PLLE_MISC_IDDQ_OVERRIDE (1 << 13)
+#define PLLE_MISC_LOCK_ENABLE (1 << 9)
+#define PLLE_MISC_PTS (1 << 8)
+#define PLLE_MISC_VREG_BG_CTRL(x) (((x) & 0x3) << 4)
+#define PLLE_MISC_VREG_CTRL(x) (((x) & 0x3) << 2)
+
+#define PLLE_AUX 0x48c
+#define PLLE_AUX_SEQ_ENABLE (1 << 24)
+#define PLLE_AUX_ENABLE_SWCTL (1 << 4)
+
+int tegra_plle_enable(void)
+{
+ unsigned int m = 1, n = 200, cpcon = 13;
+ u32 value;
+
+ value = readl(NV_PA_CLK_RST_BASE + PLLE_BASE);
+ value &= ~PLLE_BASE_LOCK_OVERRIDE;
+ writel(value, NV_PA_CLK_RST_BASE + PLLE_BASE);
+
+ value = readl(NV_PA_CLK_RST_BASE + PLLE_AUX);
+ value |= PLLE_AUX_ENABLE_SWCTL;
+ value &= ~PLLE_AUX_SEQ_ENABLE;
+ writel(value, NV_PA_CLK_RST_BASE + PLLE_AUX);
+
+ udelay(1);
+
+ value = readl(NV_PA_CLK_RST_BASE + PLLE_MISC);
+ value |= PLLE_MISC_IDDQ_SWCTL;
+ value &= ~PLLE_MISC_IDDQ_OVERRIDE;
+ value |= PLLE_MISC_LOCK_ENABLE;
+ value |= PLLE_MISC_PTS;
+ value |= PLLE_MISC_VREG_BG_CTRL(3);
+ value |= PLLE_MISC_VREG_CTRL(2);
+ writel(value, NV_PA_CLK_RST_BASE + PLLE_MISC);
+
+ udelay(5);
+
+ value = readl(NV_PA_CLK_RST_BASE + PLLE_SS_CNTL);
+ value |= PLLE_SS_CNTL_SSCBYP | PLLE_SS_CNTL_INTERP_RESET |
+ PLLE_SS_CNTL_BYPASS_SS;
+ writel(value, NV_PA_CLK_RST_BASE + PLLE_SS_CNTL);
+
+ value = readl(NV_PA_CLK_RST_BASE + PLLE_BASE);
+ value &= ~PLLE_BASE_PLDIV_CML(0xf);
+ value &= ~PLLE_BASE_NDIV(0xff);
+ value &= ~PLLE_BASE_MDIV(0xff);
+ value |= PLLE_BASE_PLDIV_CML(cpcon);
+ value |= PLLE_BASE_NDIV(n);
+ value |= PLLE_BASE_MDIV(m);
+ writel(value, NV_PA_CLK_RST_BASE + PLLE_BASE);
+
+ udelay(1);
+
+ value = readl(NV_PA_CLK_RST_BASE + PLLE_BASE);
+ value |= PLLE_BASE_ENABLE;
+ writel(value, NV_PA_CLK_RST_BASE + PLLE_BASE);
+
+ /* wait for lock */
+ udelay(300);
+
+ value = readl(NV_PA_CLK_RST_BASE + PLLE_SS_CNTL);
+ value &= ~PLLE_SS_CNTL_SSCINVERT;
+ value &= ~PLLE_SS_CNTL_SSCCENTER;
+
+ value &= ~PLLE_SS_CNTL_SSCINCINTR(0x3f);
+ value &= ~PLLE_SS_CNTL_SSCINC(0xff);
+ value &= ~PLLE_SS_CNTL_SSCMAX(0x1ff);
+
+ value |= PLLE_SS_CNTL_SSCINCINTR(0x20);
+ value |= PLLE_SS_CNTL_SSCINC(0x01);
+ value |= PLLE_SS_CNTL_SSCMAX(0x25);
+
+ writel(value, NV_PA_CLK_RST_BASE + PLLE_SS_CNTL);
+
+ value = readl(NV_PA_CLK_RST_BASE + PLLE_SS_CNTL);
+ value &= ~PLLE_SS_CNTL_SSCBYP;
+ value &= ~PLLE_SS_CNTL_BYPASS_SS;
+ writel(value, NV_PA_CLK_RST_BASE + PLLE_SS_CNTL);
+
+ udelay(1);
+
+ value = readl(NV_PA_CLK_RST_BASE + PLLE_SS_CNTL);
+ value &= ~PLLE_SS_CNTL_INTERP_RESET;
+ writel(value, NV_PA_CLK_RST_BASE + PLLE_SS_CNTL);
+
+ udelay(1);
+
+ return 0;
+}
diff --git a/arch/arm/cpu/tegra124-common/xusb-padctl.c b/arch/arm/cpu/tegra124-common/xusb-padctl.c
new file mode 100644
index 0000000..43af883
--- /dev/null
+++ b/arch/arm/cpu/tegra124-common/xusb-padctl.c
@@ -0,0 +1,716 @@
+/*
+ * Copyright (c) 2014, NVIDIA CORPORATION. All rights reserved.
+ *
+ * SPDX-License-Identifier: GPL-2.0
+ */
+
+#define pr_fmt(fmt) "tegra-xusb-padctl: " fmt
+
+#include <common.h>
+#include <errno.h>
+#include <fdtdec.h>
+#include <malloc.h>
+
+#include <asm/io.h>
+
+#include <asm/arch/clock.h>
+#include <asm/arch-tegra/xusb-padctl.h>
+
+#include <dt-bindings/pinctrl/pinctrl-tegra-xusb.h>
+
+#define XUSB_PADCTL_ELPG_PROGRAM 0x01c
+#define XUSB_PADCTL_ELPG_PROGRAM_AUX_MUX_LP0_VCORE_DOWN (1 << 26)
+#define XUSB_PADCTL_ELPG_PROGRAM_AUX_MUX_LP0_CLAMP_EN_EARLY (1 << 25)
+#define XUSB_PADCTL_ELPG_PROGRAM_AUX_MUX_LP0_CLAMP_EN (1 << 24)
+
+#define XUSB_PADCTL_IOPHY_PLL_P0_CTL1 0x040
+#define XUSB_PADCTL_IOPHY_PLL_P0_CTL1_PLL0_LOCKDET (1 << 19)
+#define XUSB_PADCTL_IOPHY_PLL_P0_CTL1_REFCLK_SEL_MASK (0xf << 12)
+#define XUSB_PADCTL_IOPHY_PLL_P0_CTL1_PLL_RST (1 << 1)
+
+#define XUSB_PADCTL_IOPHY_PLL_P0_CTL2 0x044
+#define XUSB_PADCTL_IOPHY_PLL_P0_CTL2_REFCLKBUF_EN (1 << 6)
+#define XUSB_PADCTL_IOPHY_PLL_P0_CTL2_TXCLKREF_EN (1 << 5)
+#define XUSB_PADCTL_IOPHY_PLL_P0_CTL2_TXCLKREF_SEL (1 << 4)
+
+#define XUSB_PADCTL_IOPHY_PLL_S0_CTL1 0x138
+#define XUSB_PADCTL_IOPHY_PLL_S0_CTL1_PLL1_LOCKDET (1 << 27)
+#define XUSB_PADCTL_IOPHY_PLL_S0_CTL1_PLL1_MODE (1 << 24)
+#define XUSB_PADCTL_IOPHY_PLL_S0_CTL1_PLL_PWR_OVRD (1 << 3)
+#define XUSB_PADCTL_IOPHY_PLL_S0_CTL1_PLL_RST (1 << 1)
+#define XUSB_PADCTL_IOPHY_PLL_S0_CTL1_PLL_IDDQ (1 << 0)
+
+#define XUSB_PADCTL_IOPHY_MISC_PAD_S0_CTL1 0x148
+#define XUSB_PADCTL_IOPHY_MISC_PAD_S0_CTL1_IDDQ_OVRD (1 << 1)
+#define XUSB_PADCTL_IOPHY_MISC_PAD_S0_CTL1_IDDQ (1 << 0)
+
+enum tegra124_function {
+ TEGRA124_FUNC_SNPS,
+ TEGRA124_FUNC_XUSB,
+ TEGRA124_FUNC_UART,
+ TEGRA124_FUNC_PCIE,
+ TEGRA124_FUNC_USB3,
+ TEGRA124_FUNC_SATA,
+ TEGRA124_FUNC_RSVD,
+};
+
+static const char *const tegra124_functions[] = {
+ "snps",
+ "xusb",
+ "uart",
+ "pcie",
+ "usb3",
+ "sata",
+ "rsvd",
+};
+
+static const unsigned int tegra124_otg_functions[] = {
+ TEGRA124_FUNC_SNPS,
+ TEGRA124_FUNC_XUSB,
+ TEGRA124_FUNC_UART,
+ TEGRA124_FUNC_RSVD,
+};
+
+static const unsigned int tegra124_usb_functions[] = {
+ TEGRA124_FUNC_SNPS,
+ TEGRA124_FUNC_XUSB,
+};
+
+static const unsigned int tegra124_pci_functions[] = {
+ TEGRA124_FUNC_PCIE,
+ TEGRA124_FUNC_USB3,
+ TEGRA124_FUNC_SATA,
+ TEGRA124_FUNC_RSVD,
+};
+
+struct tegra_xusb_padctl_lane {
+ const char *name;
+
+ unsigned int offset;
+ unsigned int shift;
+ unsigned int mask;
+ unsigned int iddq;
+
+ const unsigned int *funcs;
+ unsigned int num_funcs;
+};
+
+#define TEGRA124_LANE(_name, _offset, _shift, _mask, _iddq, _funcs) \
+ { \
+ .name = _name, \
+ .offset = _offset, \
+ .shift = _shift, \
+ .mask = _mask, \
+ .iddq = _iddq, \
+ .num_funcs = ARRAY_SIZE(tegra124_##_funcs##_functions), \
+ .funcs = tegra124_##_funcs##_functions, \
+ }
+
+static const struct tegra_xusb_padctl_lane tegra124_lanes[] = {
+ TEGRA124_LANE("otg-0", 0x004, 0, 0x3, 0, otg),
+ TEGRA124_LANE("otg-1", 0x004, 2, 0x3, 0, otg),
+ TEGRA124_LANE("otg-2", 0x004, 4, 0x3, 0, otg),
+ TEGRA124_LANE("ulpi-0", 0x004, 12, 0x1, 0, usb),
+ TEGRA124_LANE("hsic-0", 0x004, 14, 0x1, 0, usb),
+ TEGRA124_LANE("hsic-1", 0x004, 15, 0x1, 0, usb),
+ TEGRA124_LANE("pcie-0", 0x134, 16, 0x3, 1, pci),
+ TEGRA124_LANE("pcie-1", 0x134, 18, 0x3, 2, pci),
+ TEGRA124_LANE("pcie-2", 0x134, 20, 0x3, 3, pci),
+ TEGRA124_LANE("pcie-3", 0x134, 22, 0x3, 4, pci),
+ TEGRA124_LANE("pcie-4", 0x134, 24, 0x3, 5, pci),
+ TEGRA124_LANE("sata-0", 0x134, 26, 0x3, 6, pci),
+};
+
+struct tegra_xusb_phy_ops {
+ int (*prepare)(struct tegra_xusb_phy *phy);
+ int (*enable)(struct tegra_xusb_phy *phy);
+ int (*disable)(struct tegra_xusb_phy *phy);
+ int (*unprepare)(struct tegra_xusb_phy *phy);
+};
+
+struct tegra_xusb_phy {
+ const struct tegra_xusb_phy_ops *ops;
+
+ struct tegra_xusb_padctl *padctl;
+};
+
+struct tegra_xusb_padctl_pin {
+ const struct tegra_xusb_padctl_lane *lane;
+
+ unsigned int func;
+ int iddq;
+};
+
+#define MAX_GROUPS 3
+#define MAX_PINS 6
+
+struct tegra_xusb_padctl_group {
+ const char *name;
+
+ const char *pins[MAX_PINS];
+ unsigned int num_pins;
+
+ const char *func;
+ int iddq;
+};
+
+struct tegra_xusb_padctl_config {
+ const char *name;
+
+ struct tegra_xusb_padctl_group groups[MAX_GROUPS];
+ unsigned int num_groups;
+};
+
+struct tegra_xusb_padctl {
+ struct fdt_resource regs;
+
+ unsigned int enable;
+
+ struct tegra_xusb_phy phys[2];
+
+ const struct tegra_xusb_padctl_lane *lanes;
+ unsigned int num_lanes;
+
+ const char *const *functions;
+ unsigned int num_functions;
+
+ struct tegra_xusb_padctl_config config;
+};
+
+static inline u32 padctl_readl(struct tegra_xusb_padctl *padctl,
+ unsigned long offset)
+{
+ return readl(padctl->regs.start + offset);
+}
+
+static inline void padctl_writel(struct tegra_xusb_padctl *padctl,
+ u32 value, unsigned long offset)
+{
+ writel(value, padctl->regs.start + offset);
+}
+
+static int tegra_xusb_padctl_enable(struct tegra_xusb_padctl *padctl)
+{
+ u32 value;
+
+ if (padctl->enable++ > 0)
+ return 0;
+
+ value = padctl_readl(padctl, XUSB_PADCTL_ELPG_PROGRAM);
+ value &= ~XUSB_PADCTL_ELPG_PROGRAM_AUX_MUX_LP0_CLAMP_EN;
+ padctl_writel(padctl, value, XUSB_PADCTL_ELPG_PROGRAM);
+
+ udelay(100);
+
+ value = padctl_readl(padctl, XUSB_PADCTL_ELPG_PROGRAM);
+ value &= ~XUSB_PADCTL_ELPG_PROGRAM_AUX_MUX_LP0_CLAMP_EN_EARLY;
+ padctl_writel(padctl, value, XUSB_PADCTL_ELPG_PROGRAM);
+
+ udelay(100);
+
+ value = padctl_readl(padctl, XUSB_PADCTL_ELPG_PROGRAM);
+ value &= ~XUSB_PADCTL_ELPG_PROGRAM_AUX_MUX_LP0_VCORE_DOWN;
+ padctl_writel(padctl, value, XUSB_PADCTL_ELPG_PROGRAM);
+
+ return 0;
+}
+
+static int tegra_xusb_padctl_disable(struct tegra_xusb_padctl *padctl)
+{
+ u32 value;
+
+ if (padctl->enable == 0) {
+ error("tegra-xusb-padctl: unbalanced enable/disable");
+ return 0;
+ }
+
+ if (--padctl->enable > 0)
+ return 0;
+
+ value = padctl_readl(padctl, XUSB_PADCTL_ELPG_PROGRAM);
+ value |= XUSB_PADCTL_ELPG_PROGRAM_AUX_MUX_LP0_VCORE_DOWN;
+ padctl_writel(padctl, value, XUSB_PADCTL_ELPG_PROGRAM);
+
+ udelay(100);
+
+ value = padctl_readl(padctl, XUSB_PADCTL_ELPG_PROGRAM);
+ value |= XUSB_PADCTL_ELPG_PROGRAM_AUX_MUX_LP0_CLAMP_EN_EARLY;
+ padctl_writel(padctl, value, XUSB_PADCTL_ELPG_PROGRAM);
+
+ udelay(100);
+
+ value = padctl_readl(padctl, XUSB_PADCTL_ELPG_PROGRAM);
+ value |= XUSB_PADCTL_ELPG_PROGRAM_AUX_MUX_LP0_CLAMP_EN;
+ padctl_writel(padctl, value, XUSB_PADCTL_ELPG_PROGRAM);
+
+ return 0;
+}
+
+static int phy_prepare(struct tegra_xusb_phy *phy)
+{
+ return tegra_xusb_padctl_enable(phy->padctl);
+}
+
+static int phy_unprepare(struct tegra_xusb_phy *phy)
+{
+ return tegra_xusb_padctl_disable(phy->padctl);
+}
+
+static int pcie_phy_enable(struct tegra_xusb_phy *phy)
+{
+ struct tegra_xusb_padctl *padctl = phy->padctl;
+ int err = -ETIMEDOUT;
+ unsigned long start;
+ u32 value;
+
+ value = padctl_readl(padctl, XUSB_PADCTL_IOPHY_PLL_P0_CTL1);
+ value &= ~XUSB_PADCTL_IOPHY_PLL_P0_CTL1_REFCLK_SEL_MASK;
+ padctl_writel(padctl, value, XUSB_PADCTL_IOPHY_PLL_P0_CTL1);
+
+ value = padctl_readl(padctl, XUSB_PADCTL_IOPHY_PLL_P0_CTL2);
+ value |= XUSB_PADCTL_IOPHY_PLL_P0_CTL2_REFCLKBUF_EN |
+ XUSB_PADCTL_IOPHY_PLL_P0_CTL2_TXCLKREF_EN |
+ XUSB_PADCTL_IOPHY_PLL_P0_CTL2_TXCLKREF_SEL;
+ padctl_writel(padctl, value, XUSB_PADCTL_IOPHY_PLL_P0_CTL2);
+
+ value = padctl_readl(padctl, XUSB_PADCTL_IOPHY_PLL_P0_CTL1);
+ value |= XUSB_PADCTL_IOPHY_PLL_P0_CTL1_PLL_RST;
+ padctl_writel(padctl, value, XUSB_PADCTL_IOPHY_PLL_P0_CTL1);
+
+ start = get_timer(0);
+
+ while (get_timer(start) < 50) {
+ value = padctl_readl(padctl, XUSB_PADCTL_IOPHY_PLL_P0_CTL1);
+ if (value & XUSB_PADCTL_IOPHY_PLL_P0_CTL1_PLL0_LOCKDET) {
+ err = 0;
+ break;
+ }
+ }
+
+ return err;
+}
+
+static int pcie_phy_disable(struct tegra_xusb_phy *phy)
+{
+ struct tegra_xusb_padctl *padctl = phy->padctl;
+ u32 value;
+
+ value = padctl_readl(padctl, XUSB_PADCTL_IOPHY_PLL_P0_CTL1);
+ value &= ~XUSB_PADCTL_IOPHY_PLL_P0_CTL1_PLL_RST;
+ padctl_writel(padctl, value, XUSB_PADCTL_IOPHY_PLL_P0_CTL1);
+
+ return 0;
+}
+
+static int sata_phy_enable(struct tegra_xusb_phy *phy)
+{
+ struct tegra_xusb_padctl *padctl = phy->padctl;
+ int err = -ETIMEDOUT;
+ unsigned long start;
+ u32 value;
+
+ value = padctl_readl(padctl, XUSB_PADCTL_IOPHY_MISC_PAD_S0_CTL1);
+ value &= ~XUSB_PADCTL_IOPHY_MISC_PAD_S0_CTL1_IDDQ_OVRD;
+ value &= ~XUSB_PADCTL_IOPHY_MISC_PAD_S0_CTL1_IDDQ;
+ padctl_writel(padctl, value, XUSB_PADCTL_IOPHY_MISC_PAD_S0_CTL1);
+
+ value = padctl_readl(padctl, XUSB_PADCTL_IOPHY_PLL_S0_CTL1);
+ value &= ~XUSB_PADCTL_IOPHY_PLL_S0_CTL1_PLL_PWR_OVRD;
+ value &= ~XUSB_PADCTL_IOPHY_PLL_S0_CTL1_PLL_IDDQ;
+ padctl_writel(padctl, value, XUSB_PADCTL_IOPHY_PLL_S0_CTL1);
+
+ value = padctl_readl(padctl, XUSB_PADCTL_IOPHY_PLL_S0_CTL1);
+ value |= XUSB_PADCTL_IOPHY_PLL_S0_CTL1_PLL1_MODE;
+ padctl_writel(padctl, value, XUSB_PADCTL_IOPHY_PLL_S0_CTL1);
+
+ value = padctl_readl(padctl, XUSB_PADCTL_IOPHY_PLL_S0_CTL1);
+ value |= XUSB_PADCTL_IOPHY_PLL_S0_CTL1_PLL_RST;
+ padctl_writel(padctl, value, XUSB_PADCTL_IOPHY_PLL_S0_CTL1);
+
+ start = get_timer(0);
+
+ while (get_timer(start) < 50) {
+ value = padctl_readl(padctl, XUSB_PADCTL_IOPHY_PLL_S0_CTL1);
+ if (value & XUSB_PADCTL_IOPHY_PLL_S0_CTL1_PLL1_LOCKDET) {
+ err = 0;
+ break;
+ }
+ }
+
+ return err;
+}
+
+static int sata_phy_disable(struct tegra_xusb_phy *phy)
+{
+ struct tegra_xusb_padctl *padctl = phy->padctl;
+ u32 value;
+
+ value = padctl_readl(padctl, XUSB_PADCTL_IOPHY_PLL_S0_CTL1);
+ value &= ~XUSB_PADCTL_IOPHY_PLL_S0_CTL1_PLL_RST;
+ padctl_writel(padctl, value, XUSB_PADCTL_IOPHY_PLL_S0_CTL1);
+
+ value = padctl_readl(padctl, XUSB_PADCTL_IOPHY_PLL_S0_CTL1);
+ value &= ~XUSB_PADCTL_IOPHY_PLL_S0_CTL1_PLL1_MODE;
+ padctl_writel(padctl, value, XUSB_PADCTL_IOPHY_PLL_S0_CTL1);
+
+ value = padctl_readl(padctl, XUSB_PADCTL_IOPHY_PLL_S0_CTL1);
+ value |= XUSB_PADCTL_IOPHY_PLL_S0_CTL1_PLL_PWR_OVRD;
+ value |= XUSB_PADCTL_IOPHY_PLL_S0_CTL1_PLL_IDDQ;
+ padctl_writel(padctl, value, XUSB_PADCTL_IOPHY_PLL_S0_CTL1);
+
+ value = padctl_readl(padctl, XUSB_PADCTL_IOPHY_MISC_PAD_S0_CTL1);
+ value |= ~XUSB_PADCTL_IOPHY_MISC_PAD_S0_CTL1_IDDQ_OVRD;
+ value |= ~XUSB_PADCTL_IOPHY_MISC_PAD_S0_CTL1_IDDQ;
+ padctl_writel(padctl, value, XUSB_PADCTL_IOPHY_MISC_PAD_S0_CTL1);
+
+ return 0;
+}
+
+static const struct tegra_xusb_phy_ops pcie_phy_ops = {
+ .prepare = phy_prepare,
+ .enable = pcie_phy_enable,
+ .disable = pcie_phy_disable,
+ .unprepare = phy_unprepare,
+};
+
+static const struct tegra_xusb_phy_ops sata_phy_ops = {
+ .prepare = phy_prepare,
+ .enable = sata_phy_enable,
+ .disable = sata_phy_disable,
+ .unprepare = phy_unprepare,
+};
+
+static struct tegra_xusb_padctl *padctl = &(struct tegra_xusb_padctl) {
+ .phys = {
+ [0] = {
+ .ops = &pcie_phy_ops,
+ },
+ [1] = {
+ .ops = &sata_phy_ops,
+ },
+ },
+};
+
+static const struct tegra_xusb_padctl_lane *
+tegra_xusb_padctl_find_lane(struct tegra_xusb_padctl *padctl, const char *name)
+{
+ unsigned int i;
+
+ for (i = 0; i < padctl->num_lanes; i++)
+ if (strcmp(name, padctl->lanes[i].name) == 0)
+ return &padctl->lanes[i];
+
+ return NULL;
+}
+
+static int
+tegra_xusb_padctl_group_parse_dt(struct tegra_xusb_padctl *padctl,
+ struct tegra_xusb_padctl_group *group,
+ const void *fdt, int node)
+{
+ unsigned int i;
+ int len, err;
+
+ group->name = fdt_get_name(fdt, node, &len);
+
+ len = fdt_count_strings(fdt, node, "nvidia,lanes");
+ if (len < 0) {
+ error("tegra-xusb-padctl: failed to parse \"nvidia,lanes\" property");
+ return -EINVAL;
+ }
+
+ group->num_pins = len;
+
+ for (i = 0; i < group->num_pins; i++) {
+ err = fdt_get_string_index(fdt, node, "nvidia,lanes", i,
+ &group->pins[i]);
+ if (err < 0) {
+ error("tegra-xusb-padctl: failed to read string from \"nvidia,lanes\" property");
+ return -EINVAL;
+ }
+ }
+
+ group->num_pins = len;
+
+ err = fdt_get_string(fdt, node, "nvidia,function", &group->func);
+ if (err < 0) {
+ error("tegra-xusb-padctl: failed to parse \"nvidia,func\" property");
+ return -EINVAL;
+ }
+
+ group->iddq = fdtdec_get_int(fdt, node, "nvidia,iddq", -1);
+
+ return 0;
+}
+
+static int tegra_xusb_padctl_find_function(struct tegra_xusb_padctl *padctl,
+ const char *name)
+{
+ unsigned int i;
+
+ for (i = 0; i < padctl->num_functions; i++)
+ if (strcmp(name, padctl->functions[i]) == 0)
+ return i;
+
+ return -ENOENT;
+}
+
+static int
+tegra_xusb_padctl_lane_find_function(struct tegra_xusb_padctl *padctl,
+ const struct tegra_xusb_padctl_lane *lane,
+ const char *name)
+{
+ unsigned int i;
+ int func;
+
+ func = tegra_xusb_padctl_find_function(padctl, name);
+ if (func < 0)
+ return func;
+
+ for (i = 0; i < lane->num_funcs; i++)
+ if (lane->funcs[i] == func)
+ return i;
+
+ return -ENOENT;
+}
+
+static int
+tegra_xusb_padctl_group_apply(struct tegra_xusb_padctl *padctl,
+ const struct tegra_xusb_padctl_group *group)
+{
+ unsigned int i;
+
+ for (i = 0; i < group->num_pins; i++) {
+ const struct tegra_xusb_padctl_lane *lane;
+ unsigned int func;
+ u32 value;
+
+ lane = tegra_xusb_padctl_find_lane(padctl, group->pins[i]);
+ if (!lane) {
+ error("tegra-xusb-padctl: no lane for pin %s",
+ group->pins[i]);
+ continue;
+ }
+
+ func = tegra_xusb_padctl_lane_find_function(padctl, lane,
+ group->func);
+ if (func < 0) {
+ error("tegra-xusb-padctl: function %s invalid for lane %s: %d",
+ group->func, lane->name, func);
+ continue;
+ }
+
+ value = padctl_readl(padctl, lane->offset);
+
+ /* set pin function */
+ value &= ~(lane->mask << lane->shift);
+ value |= func << lane->shift;
+
+ /*
+ * Set IDDQ if supported on the lane and specified in the
+ * configuration.
+ */
+ if (lane->iddq > 0 && group->iddq >= 0) {
+ if (group->iddq != 0)
+ value &= ~(1 << lane->iddq);
+ else
+ value |= 1 << lane->iddq;
+ }
+
+ padctl_writel(padctl, value, lane->offset);
+ }
+
+ return 0;
+}
+
+static int
+tegra_xusb_padctl_config_apply(struct tegra_xusb_padctl *padctl,
+ struct tegra_xusb_padctl_config *config)
+{
+ unsigned int i;
+
+ for (i = 0; i < config->num_groups; i++) {
+ const struct tegra_xusb_padctl_group *group;
+ int err;
+
+ group = &config->groups[i];
+
+ err = tegra_xusb_padctl_group_apply(padctl, group);
+ if (err < 0) {
+ error("tegra-xusb-padctl: failed to apply group %s: %d",
+ group->name, err);
+ continue;
+ }
+ }
+
+ return 0;
+}
+
+static int
+tegra_xusb_padctl_config_parse_dt(struct tegra_xusb_padctl *padctl,
+ struct tegra_xusb_padctl_config *config,
+ const void *fdt, int node)
+{
+ int subnode;
+
+ config->name = fdt_get_name(fdt, node, NULL);
+
+ fdt_for_each_subnode(fdt, subnode, node) {
+ struct tegra_xusb_padctl_group *group;
+ int err;
+
+ group = &config->groups[config->num_groups];
+
+ err = tegra_xusb_padctl_group_parse_dt(padctl, group, fdt,
+ subnode);
+ if (err < 0) {
+ error("tegra-xusb-padctl: failed to parse group %s",
+ group->name);
+ return err;
+ }
+
+ config->num_groups++;
+ }
+
+ return 0;
+}
+
+static int tegra_xusb_padctl_parse_dt(struct tegra_xusb_padctl *padctl,
+ const void *fdt, int node)
+{
+ int subnode, err;
+
+ err = fdt_get_resource(fdt, node, "reg", 0, &padctl->regs);
+ if (err < 0) {
+ error("tegra-xusb-padctl: registers not found");
+ return err;
+ }
+
+ fdt_for_each_subnode(fdt, subnode, node) {
+ struct tegra_xusb_padctl_config *config = &padctl->config;
+
+ err = tegra_xusb_padctl_config_parse_dt(padctl, config, fdt,
+ subnode);
+ if (err < 0) {
+ error("tegra-xusb-padctl: failed to parse entry %s: %d",
+ config->name, err);
+ continue;
+ }
+ }
+
+ return 0;
+}
+
+static int process_nodes(const void *fdt, int nodes[], unsigned int count)
+{
+ unsigned int i;
+
+ for (i = 0; i < count; i++) {
+ enum fdt_compat_id id;
+ int err;
+
+ if (!fdtdec_get_is_enabled(fdt, nodes[i]))
+ continue;
+
+ id = fdtdec_lookup(fdt, nodes[i]);
+ switch (id) {
+ case COMPAT_NVIDIA_TEGRA124_XUSB_PADCTL:
+ break;
+
+ default:
+ error("tegra-xusb-padctl: unsupported compatible: %s",
+ fdtdec_get_compatible(id));
+ continue;
+ }
+
+ padctl->num_lanes = ARRAY_SIZE(tegra124_lanes);
+ padctl->lanes = tegra124_lanes;
+
+ padctl->num_functions = ARRAY_SIZE(tegra124_functions);
+ padctl->functions = tegra124_functions;
+
+ err = tegra_xusb_padctl_parse_dt(padctl, fdt, nodes[i]);
+ if (err < 0) {
+ error("tegra-xusb-padctl: failed to parse DT: %d",
+ err);
+ continue;
+ }
+
+ /* deassert XUSB padctl reset */
+ reset_set_enable(PERIPH_ID_XUSB_PADCTL, 0);
+
+ err = tegra_xusb_padctl_config_apply(padctl, &padctl->config);
+ if (err < 0) {
+ error("tegra-xusb-padctl: failed to apply pinmux: %d",
+ err);
+ continue;
+ }
+
+ /* only a single instance is supported */
+ break;
+ }
+
+ return 0;
+}
+
+struct tegra_xusb_phy *tegra_xusb_phy_get(unsigned int type)
+{
+ struct tegra_xusb_phy *phy = NULL;
+
+ switch (type) {
+ case TEGRA_XUSB_PADCTL_PCIE:
+ phy = &padctl->phys[0];
+ phy->padctl = padctl;
+ break;
+
+ case TEGRA_XUSB_PADCTL_SATA:
+ phy = &padctl->phys[1];
+ phy->padctl = padctl;
+ break;
+ }
+
+ return phy;
+}
+
+int tegra_xusb_phy_prepare(struct tegra_xusb_phy *phy)
+{
+ if (phy && phy->ops && phy->ops->prepare)
+ return phy->ops->prepare(phy);
+
+ return phy ? -ENOSYS : -EINVAL;
+}
+
+int tegra_xusb_phy_enable(struct tegra_xusb_phy *phy)
+{
+ if (phy && phy->ops && phy->ops->enable)
+ return phy->ops->enable(phy);
+
+ return phy ? -ENOSYS : -EINVAL;
+}
+
+int tegra_xusb_phy_disable(struct tegra_xusb_phy *phy)
+{
+ if (phy && phy->ops && phy->ops->disable)
+ return phy->ops->disable(phy);
+
+ return phy ? -ENOSYS : -EINVAL;
+}
+
+int tegra_xusb_phy_unprepare(struct tegra_xusb_phy *phy)
+{
+ if (phy && phy->ops && phy->ops->unprepare)
+ return phy->ops->unprepare(phy);
+
+ return phy ? -ENOSYS : -EINVAL;
+}
+
+void tegra_xusb_padctl_init(const void *fdt)
+{
+ int count, nodes[1];
+
+ count = fdtdec_find_aliases_for_id(fdt, "padctl",
+ COMPAT_NVIDIA_TEGRA124_XUSB_PADCTL,
+ nodes, ARRAY_SIZE(nodes));
+ if (process_nodes(fdt, nodes, count))
+ return;
+}
diff --git a/arch/arm/cpu/tegra20-common/clock.c b/arch/arm/cpu/tegra20-common/clock.c
index 0c4f5fb..7b9e10c 100644
--- a/arch/arm/cpu/tegra20-common/clock.c
+++ b/arch/arm/cpu/tegra20-common/clock.c
@@ -7,6 +7,7 @@
/* Tegra20 Clock control functions */
#include <common.h>
+#include <errno.h>
#include <asm/io.h>
#include <asm/arch/clock.h>
#include <asm/arch/tegra.h>
@@ -332,7 +333,7 @@ static s8 periph_id_to_internal_id[PERIPH_ID_COUNT] = {
/* 0x48 */
NONE(AFI),
NONE(CORESIGHT),
- NONE(RESERVED74),
+ NONE(PCIEXCLK),
NONE(AVPUCQ),
NONE(RESERVED76),
NONE(RESERVED77),
@@ -494,7 +495,7 @@ enum periph_id clk_id_to_periph_id(int clk_id)
case PERIPH_ID_RESERVED30:
case PERIPH_ID_RESERVED35:
case PERIPH_ID_RESERVED56:
- case PERIPH_ID_RESERVED74:
+ case PERIPH_ID_PCIEXCLK:
case PERIPH_ID_RESERVED76:
case PERIPH_ID_RESERVED77:
case PERIPH_ID_RESERVED78:
@@ -548,3 +549,139 @@ void clock_early_init(void)
void arch_timer_init(void)
{
}
+
+#define PMC_SATA_PWRGT 0x1ac
+#define PMC_SATA_PWRGT_PLLE_IDDQ_OVERRIDE (1 << 5)
+#define PMC_SATA_PWRGT_PLLE_IDDQ_SWCTL (1 << 4)
+
+#define PLLE_SS_CNTL 0x68
+#define PLLE_SS_CNTL_SSCINCINTRV(x) (((x) & 0x3f) << 24)
+#define PLLE_SS_CNTL_SSCINC(x) (((x) & 0xff) << 16)
+#define PLLE_SS_CNTL_SSCBYP (1 << 12)
+#define PLLE_SS_CNTL_INTERP_RESET (1 << 11)
+#define PLLE_SS_CNTL_BYPASS_SS (1 << 10)
+#define PLLE_SS_CNTL_SSCMAX(x) (((x) & 0x1ff) << 0)
+
+#define PLLE_BASE 0x0e8
+#define PLLE_BASE_ENABLE_CML (1 << 31)
+#define PLLE_BASE_ENABLE (1 << 30)
+#define PLLE_BASE_PLDIV_CML(x) (((x) & 0xf) << 24)
+#define PLLE_BASE_PLDIV(x) (((x) & 0x3f) << 16)
+#define PLLE_BASE_NDIV(x) (((x) & 0xff) << 8)
+#define PLLE_BASE_MDIV(x) (((x) & 0xff) << 0)
+
+#define PLLE_MISC 0x0ec
+#define PLLE_MISC_SETUP_BASE(x) (((x) & 0xffff) << 16)
+#define PLLE_MISC_PLL_READY (1 << 15)
+#define PLLE_MISC_LOCK (1 << 11)
+#define PLLE_MISC_LOCK_ENABLE (1 << 9)
+#define PLLE_MISC_SETUP_EXT(x) (((x) & 0x3) << 2)
+
+static int tegra_plle_train(void)
+{
+ unsigned int timeout = 2000;
+ unsigned long value;
+
+ value = readl(NV_PA_PMC_BASE + PMC_SATA_PWRGT);
+ value |= PMC_SATA_PWRGT_PLLE_IDDQ_OVERRIDE;
+ writel(value, NV_PA_PMC_BASE + PMC_SATA_PWRGT);
+
+ value = readl(NV_PA_PMC_BASE + PMC_SATA_PWRGT);
+ value |= PMC_SATA_PWRGT_PLLE_IDDQ_SWCTL;
+ writel(value, NV_PA_PMC_BASE + PMC_SATA_PWRGT);
+
+ value = readl(NV_PA_PMC_BASE + PMC_SATA_PWRGT);
+ value &= ~PMC_SATA_PWRGT_PLLE_IDDQ_OVERRIDE;
+ writel(value, NV_PA_PMC_BASE + PMC_SATA_PWRGT);
+
+ do {
+ value = readl(NV_PA_CLK_RST_BASE + PLLE_MISC);
+ if (value & PLLE_MISC_PLL_READY)
+ break;
+
+ udelay(100);
+ } while (--timeout);
+
+ if (timeout == 0) {
+ error("timeout waiting for PLLE to become ready");
+ return -ETIMEDOUT;
+ }
+
+ return 0;
+}
+
+int tegra_plle_enable(void)
+{
+ unsigned int timeout = 1000;
+ u32 value;
+ int err;
+
+ /* disable PLLE clock */
+ value = readl(NV_PA_CLK_RST_BASE + PLLE_BASE);
+ value &= ~PLLE_BASE_ENABLE_CML;
+ value &= ~PLLE_BASE_ENABLE;
+ writel(value, NV_PA_CLK_RST_BASE + PLLE_BASE);
+
+ /* clear lock enable and setup field */
+ value = readl(NV_PA_CLK_RST_BASE + PLLE_MISC);
+ value &= ~PLLE_MISC_LOCK_ENABLE;
+ value &= ~PLLE_MISC_SETUP_BASE(0xffff);
+ value &= ~PLLE_MISC_SETUP_EXT(0x3);
+ writel(value, NV_PA_CLK_RST_BASE + PLLE_MISC);
+
+ value = readl(NV_PA_CLK_RST_BASE + PLLE_MISC);
+ if ((value & PLLE_MISC_PLL_READY) == 0) {
+ err = tegra_plle_train();
+ if (err < 0) {
+ error("failed to train PLLE: %d", err);
+ return err;
+ }
+ }
+
+ value = readl(NV_PA_CLK_RST_BASE + PLLE_MISC);
+ value |= PLLE_MISC_SETUP_BASE(0x7);
+ value |= PLLE_MISC_LOCK_ENABLE;
+ value |= PLLE_MISC_SETUP_EXT(0);
+ writel(value, NV_PA_CLK_RST_BASE + PLLE_MISC);
+
+ value = readl(NV_PA_CLK_RST_BASE + PLLE_SS_CNTL);
+ value |= PLLE_SS_CNTL_SSCBYP | PLLE_SS_CNTL_INTERP_RESET |
+ PLLE_SS_CNTL_BYPASS_SS;
+ writel(value, NV_PA_CLK_RST_BASE + PLLE_SS_CNTL);
+
+ value = readl(NV_PA_CLK_RST_BASE + PLLE_BASE);
+ value |= PLLE_BASE_ENABLE_CML | PLLE_BASE_ENABLE;
+ writel(value, NV_PA_CLK_RST_BASE + PLLE_BASE);
+
+ do {
+ value = readl(NV_PA_CLK_RST_BASE + PLLE_MISC);
+ if (value & PLLE_MISC_LOCK)
+ break;
+
+ udelay(2);
+ } while (--timeout);
+
+ if (timeout == 0) {
+ error("timeout waiting for PLLE to lock");
+ return -ETIMEDOUT;
+ }
+
+ udelay(50);
+
+ value = readl(NV_PA_CLK_RST_BASE + PLLE_SS_CNTL);
+ value &= ~PLLE_SS_CNTL_SSCINCINTRV(0x3f);
+ value |= PLLE_SS_CNTL_SSCINCINTRV(0x18);
+
+ value &= ~PLLE_SS_CNTL_SSCINC(0xff);
+ value |= PLLE_SS_CNTL_SSCINC(0x01);
+
+ value &= ~PLLE_SS_CNTL_SSCBYP;
+ value &= ~PLLE_SS_CNTL_INTERP_RESET;
+ value &= ~PLLE_SS_CNTL_BYPASS_SS;
+
+ value &= ~PLLE_SS_CNTL_SSCMAX(0x1ff);
+ value |= PLLE_SS_CNTL_SSCMAX(0x24);
+ writel(value, NV_PA_CLK_RST_BASE + PLLE_SS_CNTL);
+
+ return 0;
+}
diff --git a/arch/arm/cpu/tegra30-common/clock.c b/arch/arm/cpu/tegra30-common/clock.c
index 80ba2d8..0eb0f0a 100644
--- a/arch/arm/cpu/tegra30-common/clock.c
+++ b/arch/arm/cpu/tegra30-common/clock.c
@@ -17,6 +17,7 @@
/* Tegra30 Clock control functions */
#include <common.h>
+#include <errno.h>
#include <asm/io.h>
#include <asm/arch/clock.h>
#include <asm/arch/tegra.h>
@@ -563,6 +564,7 @@ enum periph_id clk_id_to_periph_id(int clk_id)
case PERIPH_ID_RESERVED43:
case PERIPH_ID_RESERVED45:
case PERIPH_ID_RESERVED56:
+ case PERIPH_ID_PCIEXCLK:
case PERIPH_ID_RESERVED76:
case PERIPH_ID_RESERVED77:
case PERIPH_ID_RESERVED78:
@@ -587,3 +589,156 @@ void clock_early_init(void)
void arch_timer_init(void)
{
}
+
+#define PMC_SATA_PWRGT 0x1ac
+#define PMC_SATA_PWRGT_PLLE_IDDQ_OVERRIDE (1 << 5)
+#define PMC_SATA_PWRGT_PLLE_IDDQ_SWCTL (1 << 4)
+
+#define PLLE_SS_CNTL 0x68
+#define PLLE_SS_CNTL_SSCINCINTRV(x) (((x) & 0x3f) << 24)
+#define PLLE_SS_CNTL_SSCINC(x) (((x) & 0xff) << 16)
+#define PLLE_SS_CNTL_SSCBYP (1 << 12)
+#define PLLE_SS_CNTL_INTERP_RESET (1 << 11)
+#define PLLE_SS_CNTL_BYPASS_SS (1 << 10)
+#define PLLE_SS_CNTL_SSCMAX(x) (((x) & 0x1ff) << 0)
+
+#define PLLE_BASE 0x0e8
+#define PLLE_BASE_ENABLE_CML (1 << 31)
+#define PLLE_BASE_ENABLE (1 << 30)
+#define PLLE_BASE_PLDIV_CML(x) (((x) & 0xf) << 24)
+#define PLLE_BASE_PLDIV(x) (((x) & 0x3f) << 16)
+#define PLLE_BASE_NDIV(x) (((x) & 0xff) << 8)
+#define PLLE_BASE_MDIV(x) (((x) & 0xff) << 0)
+
+#define PLLE_MISC 0x0ec
+#define PLLE_MISC_SETUP_BASE(x) (((x) & 0xffff) << 16)
+#define PLLE_MISC_PLL_READY (1 << 15)
+#define PLLE_MISC_LOCK (1 << 11)
+#define PLLE_MISC_LOCK_ENABLE (1 << 9)
+#define PLLE_MISC_SETUP_EXT(x) (((x) & 0x3) << 2)
+
+static int tegra_plle_train(void)
+{
+ unsigned int timeout = 2000;
+ unsigned long value;
+
+ value = readl(NV_PA_PMC_BASE + PMC_SATA_PWRGT);
+ value |= PMC_SATA_PWRGT_PLLE_IDDQ_OVERRIDE;
+ writel(value, NV_PA_PMC_BASE + PMC_SATA_PWRGT);
+
+ value = readl(NV_PA_PMC_BASE + PMC_SATA_PWRGT);
+ value |= PMC_SATA_PWRGT_PLLE_IDDQ_SWCTL;
+ writel(value, NV_PA_PMC_BASE + PMC_SATA_PWRGT);
+
+ value = readl(NV_PA_PMC_BASE + PMC_SATA_PWRGT);
+ value &= ~PMC_SATA_PWRGT_PLLE_IDDQ_OVERRIDE;
+ writel(value, NV_PA_PMC_BASE + PMC_SATA_PWRGT);
+
+ do {
+ value = readl(NV_PA_CLK_RST_BASE + PLLE_MISC);
+ if (value & PLLE_MISC_PLL_READY)
+ break;
+
+ udelay(100);
+ } while (--timeout);
+
+ if (timeout == 0) {
+ error("timeout waiting for PLLE to become ready");
+ return -ETIMEDOUT;
+ }
+
+ return 0;
+}
+
+int tegra_plle_enable(void)
+{
+ unsigned int cpcon = 11, p = 18, n = 150, m = 1, timeout = 1000;
+ u32 value;
+ int err;
+
+ /* disable PLLE clock */
+ value = readl(NV_PA_CLK_RST_BASE + PLLE_BASE);
+ value &= ~PLLE_BASE_ENABLE_CML;
+ value &= ~PLLE_BASE_ENABLE;
+ writel(value, NV_PA_CLK_RST_BASE + PLLE_BASE);
+
+ /* clear lock enable and setup field */
+ value = readl(NV_PA_CLK_RST_BASE + PLLE_MISC);
+ value &= ~PLLE_MISC_LOCK_ENABLE;
+ value &= ~PLLE_MISC_SETUP_BASE(0xffff);
+ value &= ~PLLE_MISC_SETUP_EXT(0x3);
+ writel(value, NV_PA_CLK_RST_BASE + PLLE_MISC);
+
+ value = readl(NV_PA_CLK_RST_BASE + PLLE_MISC);
+ if ((value & PLLE_MISC_PLL_READY) == 0) {
+ err = tegra_plle_train();
+ if (err < 0) {
+ error("failed to train PLLE: %d", err);
+ return err;
+ }
+ }
+
+ /* configure PLLE */
+ value = readl(NV_PA_CLK_RST_BASE + PLLE_BASE);
+
+ value &= ~PLLE_BASE_PLDIV_CML(0x0f);
+ value |= PLLE_BASE_PLDIV_CML(cpcon);
+
+ value &= ~PLLE_BASE_PLDIV(0x3f);
+ value |= PLLE_BASE_PLDIV(p);
+
+ value &= ~PLLE_BASE_NDIV(0xff);
+ value |= PLLE_BASE_NDIV(n);
+
+ value &= ~PLLE_BASE_MDIV(0xff);
+ value |= PLLE_BASE_MDIV(m);
+
+ writel(value, NV_PA_CLK_RST_BASE + PLLE_BASE);
+
+ value = readl(NV_PA_CLK_RST_BASE + PLLE_MISC);
+ value |= PLLE_MISC_SETUP_BASE(0x7);
+ value |= PLLE_MISC_LOCK_ENABLE;
+ value |= PLLE_MISC_SETUP_EXT(0);
+ writel(value, NV_PA_CLK_RST_BASE + PLLE_MISC);
+
+ value = readl(NV_PA_CLK_RST_BASE + PLLE_SS_CNTL);
+ value |= PLLE_SS_CNTL_SSCBYP | PLLE_SS_CNTL_INTERP_RESET |
+ PLLE_SS_CNTL_BYPASS_SS;
+ writel(value, NV_PA_CLK_RST_BASE + PLLE_SS_CNTL);
+
+ value = readl(NV_PA_CLK_RST_BASE + PLLE_BASE);
+ value |= PLLE_BASE_ENABLE_CML | PLLE_BASE_ENABLE;
+ writel(value, NV_PA_CLK_RST_BASE + PLLE_BASE);
+
+ do {
+ value = readl(NV_PA_CLK_RST_BASE + PLLE_MISC);
+ if (value & PLLE_MISC_LOCK)
+ break;
+
+ udelay(2);
+ } while (--timeout);
+
+ if (timeout == 0) {
+ error("timeout waiting for PLLE to lock");
+ return -ETIMEDOUT;
+ }
+
+ udelay(50);
+
+ value = readl(NV_PA_CLK_RST_BASE + PLLE_SS_CNTL);
+ value &= ~PLLE_SS_CNTL_SSCINCINTRV(0x3f);
+ value |= PLLE_SS_CNTL_SSCINCINTRV(0x18);
+
+ value &= ~PLLE_SS_CNTL_SSCINC(0xff);
+ value |= PLLE_SS_CNTL_SSCINC(0x01);
+
+ value &= ~PLLE_SS_CNTL_SSCBYP;
+ value &= ~PLLE_SS_CNTL_INTERP_RESET;
+ value &= ~PLLE_SS_CNTL_BYPASS_SS;
+
+ value &= ~PLLE_SS_CNTL_SSCMAX(0x1ff);
+ value |= PLLE_SS_CNTL_SSCMAX(0x24);
+ writel(value, NV_PA_CLK_RST_BASE + PLLE_SS_CNTL);
+
+ return 0;
+}
diff --git a/arch/arm/dts/tegra124-jetson-tk1.dts b/arch/arm/dts/tegra124-jetson-tk1.dts
index f6fe9a0..51fef54 100644
--- a/arch/arm/dts/tegra124-jetson-tk1.dts
+++ b/arch/arm/dts/tegra124-jetson-tk1.dts
@@ -29,6 +29,26 @@
reg = <0x80000000 0x80000000>;
};
+ pcie-controller@01003000 {
+ status = "okay";
+
+ avddio-pex-supply = <&vdd_1v05_run>;
+ dvddio-pex-supply = <&vdd_1v05_run>;
+ avdd-pex-pll-supply = <&vdd_1v05_run>;
+ hvdd-pex-supply = <&vdd_3v3_lp0>;
+ hvdd-pex-pll-e-supply = <&vdd_3v3_lp0>;
+ vddio-pex-ctl-supply = <&vdd_3v3_lp0>;
+ avdd-pll-erefe-supply = <&avdd_1v05_run>;
+
+ pci@1,0 {
+ status = "okay";
+ };
+
+ pci@2,0 {
+ status = "okay";
+ };
+ };
+
i2c@7000c000 {
status = "okay";
clock-frequency = <100000>;
@@ -49,9 +69,195 @@
clock-frequency = <100000>;
};
+ /* Expansion PWR_I2C_*, on-board components */
i2c@7000d000 {
status = "okay";
clock-frequency = <400000>;
+
+ pmic: pmic@40 {
+ compatible = "ams,as3722";
+ reg = <0x40>;
+ interrupts = <0 86 IRQ_TYPE_LEVEL_HIGH>;
+
+ ams,system-power-controller;
+
+ #interrupt-cells = <2>;
+ interrupt-controller;
+
+ gpio-controller;
+ #gpio-cells = <2>;
+
+ pinctrl-names = "default";
+ pinctrl-0 = <&as3722_default>;
+
+ as3722_default: pinmux {
+ gpio0 {
+ pins = "gpio0";
+ function = "gpio";
+ bias-pull-down;
+ };
+
+ gpio1_2_4_7 {
+ pins = "gpio1", "gpio2", "gpio4", "gpio7";
+ function = "gpio";
+ bias-pull-up;
+ };
+
+ gpio3_5_6 {
+ pins = "gpio3", "gpio5", "gpio6";
+ bias-high-impedance;
+ };
+ };
+
+ regulators {
+ vsup-sd2-supply = <&vdd_5v0_sys>;
+ vsup-sd3-supply = <&vdd_5v0_sys>;
+ vsup-sd4-supply = <&vdd_5v0_sys>;
+ vsup-sd5-supply = <&vdd_5v0_sys>;
+ vin-ldo0-supply = <&vdd_1v35_lp0>;
+ vin-ldo1-6-supply = <&vdd_3v3_run>;
+ vin-ldo2-5-7-supply = <&vddio_1v8>;
+ vin-ldo3-4-supply = <&vdd_3v3_sys>;
+ vin-ldo9-10-supply = <&vdd_5v0_sys>;
+ vin-ldo11-supply = <&vdd_3v3_run>;
+
+ sd0 {
+ regulator-name = "+VDD_CPU_AP";
+ regulator-min-microvolt = <700000>;
+ regulator-max-microvolt = <1400000>;
+ regulator-min-microamp = <3500000>;
+ regulator-max-microamp = <3500000>;
+ regulator-always-on;
+ regulator-boot-on;
+ ams,ext-control = <2>;
+ };
+
+ sd1 {
+ regulator-name = "+VDD_CORE";
+ regulator-min-microvolt = <700000>;
+ regulator-max-microvolt = <1350000>;
+ regulator-min-microamp = <2500000>;
+ regulator-max-microamp = <2500000>;
+ regulator-always-on;
+ regulator-boot-on;
+ ams,ext-control = <1>;
+ };
+
+ vdd_1v35_lp0: sd2 {
+ regulator-name = "+1.35V_LP0(sd2)";
+ regulator-min-microvolt = <1350000>;
+ regulator-max-microvolt = <1350000>;
+ regulator-always-on;
+ regulator-boot-on;
+ };
+
+ sd3 {
+ regulator-name = "+1.35V_LP0(sd3)";
+ regulator-min-microvolt = <1350000>;
+ regulator-max-microvolt = <1350000>;
+ regulator-always-on;
+ regulator-boot-on;
+ };
+
+ vdd_1v05_run: sd4 {
+ regulator-name = "+1.05V_RUN";
+ regulator-min-microvolt = <1050000>;
+ regulator-max-microvolt = <1050000>;
+ };
+
+ vddio_1v8: sd5 {
+ regulator-name = "+1.8V_VDDIO";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ vdd_gpu: sd6 {
+ regulator-name = "+VDD_GPU_AP";
+ regulator-min-microvolt = <650000>;
+ regulator-max-microvolt = <1200000>;
+ regulator-min-microamp = <3500000>;
+ regulator-max-microamp = <3500000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ avdd_1v05_run: ldo0 {
+ regulator-name = "+1.05V_RUN_AVDD";
+ regulator-min-microvolt = <1050000>;
+ regulator-max-microvolt = <1050000>;
+ regulator-boot-on;
+ regulator-always-on;
+ ams,ext-control = <1>;
+ };
+
+ ldo1 {
+ regulator-name = "+1.8V_RUN_CAM";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ };
+
+ ldo2 {
+ regulator-name = "+1.2V_GEN_AVDD";
+ regulator-min-microvolt = <1200000>;
+ regulator-max-microvolt = <1200000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ ldo3 {
+ regulator-name = "+1.05V_LP0_VDD_RTC";
+ regulator-min-microvolt = <1000000>;
+ regulator-max-microvolt = <1000000>;
+ regulator-boot-on;
+ regulator-always-on;
+ ams,enable-tracking;
+ };
+
+ ldo4 {
+ regulator-name = "+2.8V_RUN_CAM";
+ regulator-min-microvolt = <2800000>;
+ regulator-max-microvolt = <2800000>;
+ };
+
+ ldo5 {
+ regulator-name = "+1.2V_RUN_CAM_FRONT";
+ regulator-min-microvolt = <1200000>;
+ regulator-max-microvolt = <1200000>;
+ };
+
+ vddio_sdmmc3: ldo6 {
+ regulator-name = "+VDDIO_SDMMC3";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <3300000>;
+ };
+
+ ldo7 {
+ regulator-name = "+1.05V_RUN_CAM_REAR";
+ regulator-min-microvolt = <1050000>;
+ regulator-max-microvolt = <1050000>;
+ };
+
+ ldo9 {
+ regulator-name = "+3.3V_RUN_TOUCH";
+ regulator-min-microvolt = <2800000>;
+ regulator-max-microvolt = <2800000>;
+ };
+
+ ldo10 {
+ regulator-name = "+2.8V_RUN_CAM_AF";
+ regulator-min-microvolt = <2800000>;
+ regulator-max-microvolt = <2800000>;
+ };
+
+ ldo11 {
+ regulator-name = "+1.8V_RUN_VPP_FUSE";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ };
+ };
+ };
};
i2c@7000d100 {
@@ -69,6 +275,32 @@
spi-max-frequency = <25000000>;
};
+ padctl@7009f000 {
+ pinctrl-0 = <&padctl_default>;
+ pinctrl-names = "default";
+
+ padctl_default: pinmux {
+ usb3 {
+ nvidia,lanes = "pcie-0", "pcie-1";
+ nvidia,function = "usb3";
+ nvidia,iddq = <0>;
+ };
+
+ pcie {
+ nvidia,lanes = "pcie-2", "pcie-3",
+ "pcie-4";
+ nvidia,function = "pcie";
+ nvidia,iddq = <0>;
+ };
+
+ sata {
+ nvidia,lanes = "sata-0";
+ nvidia,function = "sata";
+ nvidia,iddq = <0>;
+ };
+ };
+ };
+
sdhci@700b0400 {
status = "okay";
cd-gpios = <&gpio 170 1>; /* gpio PV2 */
@@ -91,4 +323,145 @@
status = "okay";
nvidia,vbus-gpio = <&gpio 109 0>; /* gpio PN5, USB_VBUS_EN1 */
};
+
+ regulators {
+ compatible = "simple-bus";
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ vdd_mux: regulator@0 {
+ compatible = "regulator-fixed";
+ reg = <0>;
+ regulator-name = "+VDD_MUX";
+ regulator-min-microvolt = <12000000>;
+ regulator-max-microvolt = <12000000>;
+ regulator-always-on;
+ regulator-boot-on;
+ };
+
+ vdd_5v0_sys: regulator@1 {
+ compatible = "regulator-fixed";
+ reg = <1>;
+ regulator-name = "+5V_SYS";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ regulator-always-on;
+ regulator-boot-on;
+ vin-supply = <&vdd_mux>;
+ };
+
+ vdd_3v3_sys: regulator@2 {
+ compatible = "regulator-fixed";
+ reg = <2>;
+ regulator-name = "+3.3V_SYS";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-always-on;
+ regulator-boot-on;
+ vin-supply = <&vdd_mux>;
+ };
+
+ vdd_3v3_run: regulator@3 {
+ compatible = "regulator-fixed";
+ reg = <3>;
+ regulator-name = "+3.3V_RUN";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-always-on;
+ regulator-boot-on;
+ gpio = <&pmic 1 GPIO_ACTIVE_HIGH>;
+ enable-active-high;
+ vin-supply = <&vdd_3v3_sys>;
+ };
+
+ vdd_3v3_hdmi: regulator@4 {
+ compatible = "regulator-fixed";
+ reg = <4>;
+ regulator-name = "+3.3V_AVDD_HDMI_AP_GATED";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ vin-supply = <&vdd_3v3_run>;
+ };
+
+ vdd_usb1_vbus: regulator@7 {
+ compatible = "regulator-fixed";
+ reg = <7>;
+ regulator-name = "+USB0_VBUS_SW";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ gpio = <&gpio TEGRA_GPIO(N, 4) GPIO_ACTIVE_HIGH>;
+ enable-active-high;
+ gpio-open-drain;
+ vin-supply = <&vdd_5v0_sys>;
+ };
+
+ vdd_usb3_vbus: regulator@8 {
+ compatible = "regulator-fixed";
+ reg = <8>;
+ regulator-name = "+5V_USB_HS";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ gpio = <&gpio TEGRA_GPIO(N, 5) GPIO_ACTIVE_HIGH>;
+ enable-active-high;
+ gpio-open-drain;
+ vin-supply = <&vdd_5v0_sys>;
+ };
+
+ vdd_3v3_lp0: regulator@10 {
+ compatible = "regulator-fixed";
+ reg = <10>;
+ regulator-name = "+3.3V_LP0";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-always-on;
+ regulator-boot-on;
+ gpio = <&pmic 2 GPIO_ACTIVE_HIGH>;
+ enable-active-high;
+ vin-supply = <&vdd_3v3_sys>;
+ };
+
+ vdd_hdmi_pll: regulator@11 {
+ compatible = "regulator-fixed";
+ reg = <11>;
+ regulator-name = "+1.05V_RUN_AVDD_HDMI_PLL";
+ regulator-min-microvolt = <1050000>;
+ regulator-max-microvolt = <1050000>;
+ gpio = <&gpio TEGRA_GPIO(H, 7) GPIO_ACTIVE_LOW>;
+ vin-supply = <&vdd_1v05_run>;
+ };
+
+ vdd_5v0_hdmi: regulator@12 {
+ compatible = "regulator-fixed";
+ reg = <12>;
+ regulator-name = "+5V_HDMI_CON";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ gpio = <&gpio TEGRA_GPIO(K, 6) GPIO_ACTIVE_HIGH>;
+ enable-active-high;
+ vin-supply = <&vdd_5v0_sys>;
+ };
+
+ /* Molex power connector */
+ vdd_5v0_sata: regulator@13 {
+ compatible = "regulator-fixed";
+ reg = <13>;
+ regulator-name = "+5V_SATA";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ gpio = <&gpio TEGRA_GPIO(EE, 2) GPIO_ACTIVE_HIGH>;
+ enable-active-high;
+ vin-supply = <&vdd_5v0_sys>;
+ };
+
+ vdd_12v0_sata: regulator@14 {
+ compatible = "regulator-fixed";
+ reg = <14>;
+ regulator-name = "+12V_SATA";
+ regulator-min-microvolt = <12000000>;
+ regulator-max-microvolt = <12000000>;
+ gpio = <&gpio TEGRA_GPIO(EE, 2) GPIO_ACTIVE_HIGH>;
+ enable-active-high;
+ vin-supply = <&vdd_mux>;
+ };
+ };
};
diff --git a/arch/arm/dts/tegra124.dtsi b/arch/arm/dts/tegra124.dtsi
index 6b5c2be..9fa141d 100644
--- a/arch/arm/dts/tegra124.dtsi
+++ b/arch/arm/dts/tegra124.dtsi
@@ -2,11 +2,91 @@
#include <dt-bindings/gpio/tegra-gpio.h>
#include <dt-bindings/pinctrl/pinctrl-tegra.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
+#include <dt-bindings/pinctrl/pinctrl-tegra-xusb.h>
#include "skeleton.dtsi"
/ {
compatible = "nvidia,tegra124";
+ interrupt-parent = <&gic>;
+
+ pcie-controller@01003000 {
+ compatible = "nvidia,tegra124-pcie";
+ device_type = "pci";
+ reg = <0x01003000 0x00000800 /* PADS registers */
+ 0x01003800 0x00000800 /* AFI registers */
+ 0x02000000 0x10000000>; /* configuration space */
+ reg-names = "pads", "afi", "cs";
+ interrupts = <GIC_SPI 98 IRQ_TYPE_LEVEL_HIGH>, /* controller interrupt */
+ <GIC_SPI 99 IRQ_TYPE_LEVEL_HIGH>; /* MSI interrupt */
+ interrupt-names = "intr", "msi";
+
+ #interrupt-cells = <1>;
+ interrupt-map-mask = <0 0 0 0>;
+ interrupt-map = <0 0 0 0 &gic GIC_SPI 98 IRQ_TYPE_LEVEL_HIGH>;
+
+ bus-range = <0x00 0xff>;
+ #address-cells = <3>;
+ #size-cells = <2>;
+
+ ranges = <0x82000000 0 0x01000000 0x01000000 0 0x00001000 /* port 0 configuration space */
+ 0x82000000 0 0x01001000 0x01001000 0 0x00001000 /* port 1 configuration space */
+ 0x81000000 0 0x0 0x12000000 0 0x00010000 /* downstream I/O (64 KiB) */
+ 0x82000000 0 0x13000000 0x13000000 0 0x0d000000 /* non-prefetchable memory (208 MiB) */
+ 0xc2000000 0 0x20000000 0x20000000 0 0x20000000>; /* prefetchable memory (512 MiB) */
+
+ clocks = <&tegra_car TEGRA124_CLK_PCIE>,
+ <&tegra_car TEGRA124_CLK_AFI>,
+ <&tegra_car TEGRA124_CLK_PLL_E>,
+ <&tegra_car TEGRA124_CLK_CML0>;
+ clock-names = "pex", "afi", "pll_e", "cml";
+ resets = <&tegra_car 70>,
+ <&tegra_car 72>,
+ <&tegra_car 74>;
+ reset-names = "pex", "afi", "pcie_x";
+ status = "disabled";
+
+ phys = <&padctl TEGRA_XUSB_PADCTL_PCIE>;
+ phy-names = "pcie";
+
+ pci@1,0 {
+ device_type = "pci";
+ assigned-addresses = <0x82000800 0 0x01000000 0 0x1000>;
+ reg = <0x000800 0 0 0 0>;
+ status = "disabled";
+
+ #address-cells = <3>;
+ #size-cells = <2>;
+ ranges;
+
+ nvidia,num-lanes = <2>;
+ };
+
+ pci@2,0 {
+ device_type = "pci";
+ assigned-addresses = <0x82001000 0 0x01001000 0 0x1000>;
+ reg = <0x001000 0 0 0 0>;
+ status = "disabled";
+
+ #address-cells = <3>;
+ #size-cells = <2>;
+ ranges;
+
+ nvidia,num-lanes = <1>;
+ };
+ };
+
+ gic: interrupt-controller@50041000 {
+ compatible = "arm,cortex-a15-gic";
+ #interrupt-cells = <3>;
+ interrupt-controller;
+ reg = <0x50041000 0x1000>,
+ <0x50042000 0x2000>,
+ <0x50044000 0x2000>,
+ <0x50046000 0x2000>;
+ interrupts = <GIC_PPI 9
+ (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>;
+ };
tegra_car: clock@60006000 {
compatible = "nvidia,tegra124-car";
@@ -269,6 +349,15 @@
clocks = <&tegra_car 105>;
};
+ padctl: padctl@7009f000 {
+ compatible = "nvidia,tegra124-xusb-padctl";
+ reg = <0x7009f000 0x1000>;
+ resets = <&tegra_car 142>;
+ reset-names = "padctl";
+
+ #phy-cells = <1>;
+ };
+
sdhci@700b0000 {
compatible = "nvidia,tegra124-sdhci";
reg = <0x700b0000 0x200>;
diff --git a/arch/arm/dts/tegra20-trimslice.dts b/arch/arm/dts/tegra20-trimslice.dts
index 74e8a16..1637cbd 100644
--- a/arch/arm/dts/tegra20-trimslice.dts
+++ b/arch/arm/dts/tegra20-trimslice.dts
@@ -47,6 +47,20 @@
status = "disabled";
};
+ pcie-controller@80003000 {
+ status = "okay";
+
+ avdd-pex-supply = <&pci_vdd_reg>;
+ vdd-pex-supply = <&pci_vdd_reg>;
+ avdd-pex-pll-supply = <&pci_vdd_reg>;
+ avdd-plle-supply = <&pci_vdd_reg>;
+ vddio-pex-clk-supply = <&pci_clk_reg>;
+
+ pci@1,0 {
+ status = "okay";
+ };
+ };
+
usb@c5000000 {
nvidia,vbus-gpio = <&gpio 170 0>; /* PV2 */
};
@@ -66,4 +80,59 @@
wp-gpios = <&gpio 122 0>; /* gpio PP2 */
bus-width = <4>;
};
+
+ regulators {
+ compatible = "simple-bus";
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ hdmi_vdd_reg: regulator@0 {
+ compatible = "regulator-fixed";
+ reg = <0>;
+ regulator-name = "avdd_hdmi";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-always-on;
+ };
+
+ hdmi_pll_reg: regulator@1 {
+ compatible = "regulator-fixed";
+ reg = <1>;
+ regulator-name = "avdd_hdmi_pll";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-always-on;
+ };
+
+ vbus_reg: regulator@2 {
+ compatible = "regulator-fixed";
+ reg = <2>;
+ regulator-name = "usb1_vbus";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ enable-active-high;
+ gpio = <&gpio TEGRA_GPIO(V, 2) 0>;
+ regulator-always-on;
+ regulator-boot-on;
+ };
+
+ pci_clk_reg: regulator@3 {
+ compatible = "regulator-fixed";
+ reg = <3>;
+ regulator-name = "pci_clk";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-always-on;
+ };
+
+ pci_vdd_reg: regulator@4 {
+ compatible = "regulator-fixed";
+ reg = <4>;
+ regulator-name = "pci_vdd";
+ regulator-min-microvolt = <1050000>;
+ regulator-max-microvolt = <1050000>;
+ regulator-always-on;
+ };
+ };
+
};
diff --git a/arch/arm/dts/tegra20.dtsi b/arch/arm/dts/tegra20.dtsi
index 5f927f7..b8c8a92 100644
--- a/arch/arm/dts/tegra20.dtsi
+++ b/arch/arm/dts/tegra20.dtsi
@@ -332,6 +332,65 @@
reg = <0x7000f400 0x200>;
};
+ pcie-controller@80003000 {
+ compatible = "nvidia,tegra20-pcie";
+ device_type = "pci";
+ reg = <0x80003000 0x00000800 /* PADS registers */
+ 0x80003800 0x00000200 /* AFI registers */
+ 0x90000000 0x10000000>; /* configuration space */
+ reg-names = "pads", "afi", "cs";
+ interrupts = <GIC_SPI 98 IRQ_TYPE_LEVEL_HIGH /* controller interrupt */
+ GIC_SPI 99 IRQ_TYPE_LEVEL_HIGH>; /* MSI interrupt */
+ interrupt-names = "intr", "msi";
+
+ #interrupt-cells = <1>;
+ interrupt-map-mask = <0 0 0 0>;
+ interrupt-map = <0 0 0 0 &intc GIC_SPI 98 IRQ_TYPE_LEVEL_HIGH>;
+
+ bus-range = <0x00 0xff>;
+ #address-cells = <3>;
+ #size-cells = <2>;
+
+ ranges = <0x82000000 0 0x80000000 0x80000000 0 0x00001000 /* port 0 registers */
+ 0x82000000 0 0x80001000 0x80001000 0 0x00001000 /* port 1 registers */
+ 0x81000000 0 0 0x82000000 0 0x00010000 /* downstream I/O */
+ 0x82000000 0 0xa0000000 0xa0000000 0 0x08000000 /* non-prefetchable memory */
+ 0xc2000000 0 0xa8000000 0xa8000000 0 0x18000000>; /* prefetchable memory */
+
+ clocks = <&tegra_car TEGRA20_CLK_PEX>,
+ <&tegra_car TEGRA20_CLK_AFI>,
+ <&tegra_car TEGRA20_CLK_PCIE_XCLK>,
+ <&tegra_car TEGRA20_CLK_PLL_E>;
+ clock-names = "pex", "afi", "pcie_xclk", "pll_e";
+ status = "disabled";
+
+ pci@1,0 {
+ device_type = "pci";
+ assigned-addresses = <0x82000800 0 0x80000000 0 0x1000>;
+ reg = <0x000800 0 0 0 0>;
+ status = "disabled";
+
+ #address-cells = <3>;
+ #size-cells = <2>;
+ ranges;
+
+ nvidia,num-lanes = <2>;
+ };
+
+ pci@2,0 {
+ device_type = "pci";
+ assigned-addresses = <0x82001000 0 0x80001000 0 0x1000>;
+ reg = <0x001000 0 0 0 0>;
+ status = "disabled";
+
+ #address-cells = <3>;
+ #size-cells = <2>;
+ ranges;
+
+ nvidia,num-lanes = <2>;
+ };
+ };
+
usb@c5000000 {
compatible = "nvidia,tegra20-ehci", "usb-ehci";
reg = <0xc5000000 0x4000>;
diff --git a/arch/arm/dts/tegra30-beaver.dts b/arch/arm/dts/tegra30-beaver.dts
index 9acd84d..5903af6 100644
--- a/arch/arm/dts/tegra30-beaver.dts
+++ b/arch/arm/dts/tegra30-beaver.dts
@@ -28,6 +28,33 @@
reg = <0x80000000 0x7ff00000>;
};
+ pcie-controller@00003000 {
+ status = "okay";
+
+ avdd-pexa-supply = <&ldo1_reg>;
+ vdd-pexa-supply = <&ldo1_reg>;
+ avdd-pexb-supply = <&ldo1_reg>;
+ vdd-pexb-supply = <&ldo1_reg>;
+ avdd-pex-pll-supply = <&ldo1_reg>;
+ avdd-plle-supply = <&ldo1_reg>;
+ vddio-pex-ctl-supply = <&sys_3v3_reg>;
+ hvdd-pex-supply = <&sys_3v3_pexs_reg>;
+
+ pci@1,0 {
+ status = "okay";
+ nvidia,num-lanes = <2>;
+ };
+
+ pci@2,0 {
+ nvidia,num-lanes = <2>;
+ };
+
+ pci@3,0 {
+ status = "okay";
+ nvidia,num-lanes = <2>;
+ };
+ };
+
i2c@7000c000 {
status = "okay";
clock-frequency = <100000>;
@@ -51,6 +78,110 @@
i2c@7000d000 {
status = "okay";
clock-frequency = <100000>;
+
+ pmic: tps65911@2d {
+ compatible = "ti,tps65911";
+ reg = <0x2d>;
+
+ interrupts = <GIC_SPI 86 IRQ_TYPE_LEVEL_HIGH>;
+ #interrupt-cells = <2>;
+ interrupt-controller;
+
+ ti,system-power-controller;
+
+ #gpio-cells = <2>;
+ gpio-controller;
+
+ vcc1-supply = <&vdd_5v_in_reg>;
+ vcc2-supply = <&vdd_5v_in_reg>;
+ vcc3-supply = <&vio_reg>;
+ vcc4-supply = <&vdd_5v_in_reg>;
+ vcc5-supply = <&vdd_5v_in_reg>;
+ vcc6-supply = <&vdd2_reg>;
+ vcc7-supply = <&vdd_5v_in_reg>;
+ vccio-supply = <&vdd_5v_in_reg>;
+
+ regulators {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ vdd1_reg: vdd1 {
+ regulator-name = "vddio_ddr_1v2";
+ regulator-min-microvolt = <1200000>;
+ regulator-max-microvolt = <1200000>;
+ regulator-always-on;
+ };
+
+ vdd2_reg: vdd2 {
+ regulator-name = "vdd_1v5_gen";
+ regulator-min-microvolt = <1500000>;
+ regulator-max-microvolt = <1500000>;
+ regulator-always-on;
+ };
+
+ vddctrl_reg: vddctrl {
+ regulator-name = "vdd_cpu,vdd_sys";
+ regulator-min-microvolt = <1000000>;
+ regulator-max-microvolt = <1000000>;
+ regulator-always-on;
+ };
+
+ vio_reg: vio {
+ regulator-name = "vdd_1v8_gen";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-always-on;
+ };
+
+ ldo1_reg: ldo1 {
+ regulator-name = "vdd_pexa,vdd_pexb";
+ regulator-min-microvolt = <1050000>;
+ regulator-max-microvolt = <1050000>;
+ };
+
+ ldo2_reg: ldo2 {
+ regulator-name = "vdd_sata,avdd_plle";
+ regulator-min-microvolt = <1050000>;
+ regulator-max-microvolt = <1050000>;
+ };
+
+ /* LDO3 is not connected to anything */
+
+ ldo4_reg: ldo4 {
+ regulator-name = "vdd_rtc";
+ regulator-min-microvolt = <1200000>;
+ regulator-max-microvolt = <1200000>;
+ regulator-always-on;
+ };
+
+ ldo5_reg: ldo5 {
+ regulator-name = "vddio_sdmmc,avdd_vdac";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-always-on;
+ };
+
+ ldo6_reg: ldo6 {
+ regulator-name = "avdd_dsi_csi,pwrdet_mipi";
+ regulator-min-microvolt = <1200000>;
+ regulator-max-microvolt = <1200000>;
+ };
+
+ ldo7_reg: ldo7 {
+ regulator-name = "vdd_pllm,x,u,a_p_c_s";
+ regulator-min-microvolt = <1200000>;
+ regulator-max-microvolt = <1200000>;
+ regulator-always-on;
+ };
+
+ ldo8_reg: ldo8 {
+ regulator-name = "vdd_ddr_hs";
+ regulator-min-microvolt = <1000000>;
+ regulator-max-microvolt = <1000000>;
+ regulator-always-on;
+ };
+ };
+ };
};
spi@7000da00 {
@@ -86,4 +217,118 @@
nvidia,vbus-gpio = <&gpio 236 0>; /* PDD4 */
status = "okay";
};
+
+ regulators {
+ compatible = "simple-bus";
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ vdd_5v_in_reg: regulator@0 {
+ compatible = "regulator-fixed";
+ reg = <0>;
+ regulator-name = "vdd_5v_in";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ regulator-always-on;
+ };
+
+ chargepump_5v_reg: regulator@1 {
+ compatible = "regulator-fixed";
+ reg = <1>;
+ regulator-name = "chargepump_5v";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ regulator-boot-on;
+ regulator-always-on;
+ enable-active-high;
+ gpio = <&pmic 0 GPIO_ACTIVE_HIGH>;
+ };
+
+ ddr_reg: regulator@2 {
+ compatible = "regulator-fixed";
+ reg = <2>;
+ regulator-name = "vdd_ddr";
+ regulator-min-microvolt = <1500000>;
+ regulator-max-microvolt = <1500000>;
+ regulator-always-on;
+ regulator-boot-on;
+ enable-active-high;
+ gpio = <&pmic 7 GPIO_ACTIVE_HIGH>;
+ vin-supply = <&vdd_5v_in_reg>;
+ };
+
+ vdd_5v_sata_reg: regulator@3 {
+ compatible = "regulator-fixed";
+ reg = <3>;
+ regulator-name = "vdd_5v_sata";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ regulator-always-on;
+ regulator-boot-on;
+ enable-active-high;
+ gpio = <&gpio TEGRA_GPIO(D, 6) GPIO_ACTIVE_HIGH>;
+ vin-supply = <&vdd_5v_in_reg>;
+ };
+
+ usb1_vbus_reg: regulator@4 {
+ compatible = "regulator-fixed";
+ reg = <4>;
+ regulator-name = "usb1_vbus";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ enable-active-high;
+ gpio = <&gpio TEGRA_GPIO(DD, 6) GPIO_ACTIVE_HIGH>;
+ gpio-open-drain;
+ vin-supply = <&vdd_5v_in_reg>;
+ };
+
+ usb3_vbus_reg: regulator@5 {
+ compatible = "regulator-fixed";
+ reg = <5>;
+ regulator-name = "usb3_vbus";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ enable-active-high;
+ gpio = <&gpio TEGRA_GPIO(DD, 4) GPIO_ACTIVE_HIGH>;
+ gpio-open-drain;
+ vin-supply = <&vdd_5v_in_reg>;
+ };
+
+ sys_3v3_reg: regulator@6 {
+ compatible = "regulator-fixed";
+ reg = <6>;
+ regulator-name = "sys_3v3,vdd_3v3_alw";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-always-on;
+ regulator-boot-on;
+ enable-active-high;
+ gpio = <&pmic 6 GPIO_ACTIVE_HIGH>;
+ vin-supply = <&vdd_5v_in_reg>;
+ };
+
+ sys_3v3_pexs_reg: regulator@7 {
+ compatible = "regulator-fixed";
+ reg = <7>;
+ regulator-name = "sys_3v3_pexs";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-always-on;
+ regulator-boot-on;
+ enable-active-high;
+ gpio = <&gpio TEGRA_GPIO(L, 7) GPIO_ACTIVE_HIGH>;
+ vin-supply = <&sys_3v3_reg>;
+ };
+
+ vdd_5v0_hdmi: regulator@8 {
+ compatible = "regulator-fixed";
+ reg = <8>;
+ regulator-name = "+VDD_5V_HDMI";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ regulator-always-on;
+ regulator-boot-on;
+ vin-supply = <&sys_3v3_reg>;
+ };
+ };
};
diff --git a/arch/arm/dts/tegra30-cardhu.dts b/arch/arm/dts/tegra30-cardhu.dts
index 1b8ed73..e13d0fb 100644
--- a/arch/arm/dts/tegra30-cardhu.dts
+++ b/arch/arm/dts/tegra30-cardhu.dts
@@ -27,6 +27,31 @@
reg = <0x80000000 0x40000000>;
};
+ pcie-controller@00003000 {
+ status = "okay";
+
+ /* AVDD_PEXA and VDD_PEXA inputs are grounded on Cardhu. */
+ avdd-pexb-supply = <&ldo1_reg>;
+ vdd-pexb-supply = <&ldo1_reg>;
+ avdd-pex-pll-supply = <&ldo1_reg>;
+ hvdd-pex-supply = <&pex_hvdd_3v3_reg>;
+ vddio-pex-ctl-supply = <&sys_3v3_reg>;
+ avdd-plle-supply = <&ldo2_reg>;
+
+ pci@1,0 {
+ nvidia,num-lanes = <4>;
+ };
+
+ pci@2,0 {
+ nvidia,num-lanes = <1>;
+ };
+
+ pci@3,0 {
+ status = "okay";
+ nvidia,num-lanes = <1>;
+ };
+ };
+
i2c@7000c000 {
status = "okay";
clock-frequency = <100000>;
@@ -50,6 +75,107 @@
i2c@7000d000 {
status = "okay";
clock-frequency = <100000>;
+
+ pmic: tps65911@2d {
+ compatible = "ti,tps65911";
+ reg = <0x2d>;
+
+ interrupts = <GIC_SPI 86 IRQ_TYPE_LEVEL_HIGH>;
+ #interrupt-cells = <2>;
+ interrupt-controller;
+
+ ti,system-power-controller;
+
+ #gpio-cells = <2>;
+ gpio-controller;
+
+ vcc1-supply = <&vdd_ac_bat_reg>;
+ vcc2-supply = <&vdd_ac_bat_reg>;
+ vcc3-supply = <&vio_reg>;
+ vcc4-supply = <&vdd_5v0_reg>;
+ vcc5-supply = <&vdd_ac_bat_reg>;
+ vcc6-supply = <&vdd2_reg>;
+ vcc7-supply = <&vdd_ac_bat_reg>;
+ vccio-supply = <&vdd_ac_bat_reg>;
+
+ regulators {
+ vdd1_reg: vdd1 {
+ regulator-name = "vddio_ddr_1v2";
+ regulator-min-microvolt = <1200000>;
+ regulator-max-microvolt = <1200000>;
+ regulator-always-on;
+ };
+
+ vdd2_reg: vdd2 {
+ regulator-name = "vdd_1v5_gen";
+ regulator-min-microvolt = <1500000>;
+ regulator-max-microvolt = <1500000>;
+ regulator-always-on;
+ };
+
+ vddctrl_reg: vddctrl {
+ regulator-name = "vdd_cpu,vdd_sys";
+ regulator-min-microvolt = <1000000>;
+ regulator-max-microvolt = <1000000>;
+ regulator-always-on;
+ };
+
+ vio_reg: vio {
+ regulator-name = "vdd_1v8_gen";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-always-on;
+ };
+
+ ldo1_reg: ldo1 {
+ regulator-name = "vdd_pexa,vdd_pexb";
+ regulator-min-microvolt = <1050000>;
+ regulator-max-microvolt = <1050000>;
+ };
+
+ ldo2_reg: ldo2 {
+ regulator-name = "vdd_sata,avdd_plle";
+ regulator-min-microvolt = <1050000>;
+ regulator-max-microvolt = <1050000>;
+ };
+
+ /* LDO3 is not connected to anything */
+
+ ldo4_reg: ldo4 {
+ regulator-name = "vdd_rtc";
+ regulator-min-microvolt = <1200000>;
+ regulator-max-microvolt = <1200000>;
+ regulator-always-on;
+ };
+
+ ldo5_reg: ldo5 {
+ regulator-name = "vddio_sdmmc,avdd_vdac";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-always-on;
+ };
+
+ ldo6_reg: ldo6 {
+ regulator-name = "avdd_dsi_csi,pwrdet_mipi";
+ regulator-min-microvolt = <1200000>;
+ regulator-max-microvolt = <1200000>;
+ };
+
+ ldo7_reg: ldo7 {
+ regulator-name = "vdd_pllm,x,u,a_p_c_s";
+ regulator-min-microvolt = <1200000>;
+ regulator-max-microvolt = <1200000>;
+ regulator-always-on;
+ };
+
+ ldo8_reg: ldo8 {
+ regulator-name = "vdd_ddr_hs";
+ regulator-min-microvolt = <1000000>;
+ regulator-max-microvolt = <1000000>;
+ regulator-always-on;
+ };
+ };
+ };
};
spi@7000da00 {
@@ -74,4 +200,240 @@
nvidia,vbus-gpio = <&gpio 236 0>; /* PDD4 */
status = "okay";
};
+
+ regulators {
+ compatible = "simple-bus";
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ vdd_ac_bat_reg: regulator@0 {
+ compatible = "regulator-fixed";
+ reg = <0>;
+ regulator-name = "vdd_ac_bat";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ regulator-always-on;
+ };
+
+ cam_1v8_reg: regulator@1 {
+ compatible = "regulator-fixed";
+ reg = <1>;
+ regulator-name = "cam_1v8";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ enable-active-high;
+ gpio = <&gpio TEGRA_GPIO(BB, 4) GPIO_ACTIVE_HIGH>;
+ vin-supply = <&vio_reg>;
+ };
+
+ cp_5v_reg: regulator@2 {
+ compatible = "regulator-fixed";
+ reg = <2>;
+ regulator-name = "cp_5v";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ regulator-boot-on;
+ regulator-always-on;
+ enable-active-high;
+ gpio = <&pmic 0 GPIO_ACTIVE_HIGH>;
+ };
+
+ emmc_3v3_reg: regulator@3 {
+ compatible = "regulator-fixed";
+ reg = <3>;
+ regulator-name = "emmc_3v3";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-always-on;
+ regulator-boot-on;
+ enable-active-high;
+ gpio = <&gpio TEGRA_GPIO(D, 1) GPIO_ACTIVE_HIGH>;
+ vin-supply = <&sys_3v3_reg>;
+ };
+
+ modem_3v3_reg: regulator@4 {
+ compatible = "regulator-fixed";
+ reg = <4>;
+ regulator-name = "modem_3v3";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ enable-active-high;
+ gpio = <&gpio TEGRA_GPIO(D, 6) GPIO_ACTIVE_HIGH>;
+ };
+
+ pex_hvdd_3v3_reg: regulator@5 {
+ compatible = "regulator-fixed";
+ reg = <5>;
+ regulator-name = "pex_hvdd_3v3";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ enable-active-high;
+ gpio = <&gpio TEGRA_GPIO(L, 7) GPIO_ACTIVE_HIGH>;
+ vin-supply = <&sys_3v3_reg>;
+ };
+
+ vdd_cam1_ldo_reg: regulator@6 {
+ compatible = "regulator-fixed";
+ reg = <6>;
+ regulator-name = "vdd_cam1_ldo";
+ regulator-min-microvolt = <2800000>;
+ regulator-max-microvolt = <2800000>;
+ enable-active-high;
+ gpio = <&gpio TEGRA_GPIO(R, 6) GPIO_ACTIVE_HIGH>;
+ vin-supply = <&sys_3v3_reg>;
+ };
+
+ vdd_cam2_ldo_reg: regulator@7 {
+ compatible = "regulator-fixed";
+ reg = <7>;
+ regulator-name = "vdd_cam2_ldo";
+ regulator-min-microvolt = <2800000>;
+ regulator-max-microvolt = <2800000>;
+ enable-active-high;
+ gpio = <&gpio TEGRA_GPIO(R, 7) GPIO_ACTIVE_HIGH>;
+ vin-supply = <&sys_3v3_reg>;
+ };
+
+ vdd_cam3_ldo_reg: regulator@8 {
+ compatible = "regulator-fixed";
+ reg = <8>;
+ regulator-name = "vdd_cam3_ldo";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ enable-active-high;
+ gpio = <&gpio TEGRA_GPIO(S, 0) GPIO_ACTIVE_HIGH>;
+ vin-supply = <&sys_3v3_reg>;
+ };
+
+ vdd_com_reg: regulator@9 {
+ compatible = "regulator-fixed";
+ reg = <9>;
+ regulator-name = "vdd_com";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-always-on;
+ regulator-boot-on;
+ enable-active-high;
+ gpio = <&gpio TEGRA_GPIO(D, 0) GPIO_ACTIVE_HIGH>;
+ vin-supply = <&sys_3v3_reg>;
+ };
+
+ vdd_fuse_3v3_reg: regulator@10 {
+ compatible = "regulator-fixed";
+ reg = <10>;
+ regulator-name = "vdd_fuse_3v3";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ enable-active-high;
+ gpio = <&gpio TEGRA_GPIO(L, 6) GPIO_ACTIVE_HIGH>;
+ vin-supply = <&sys_3v3_reg>;
+ };
+
+ vdd_pnl1_reg: regulator@11 {
+ compatible = "regulator-fixed";
+ reg = <11>;
+ regulator-name = "vdd_pnl1";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-always-on;
+ regulator-boot-on;
+ enable-active-high;
+ gpio = <&gpio TEGRA_GPIO(L, 4) GPIO_ACTIVE_HIGH>;
+ vin-supply = <&sys_3v3_reg>;
+ };
+
+ vdd_vid_reg: regulator@12 {
+ compatible = "regulator-fixed";
+ reg = <12>;
+ regulator-name = "vddio_vid";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ enable-active-high;
+ gpio = <&gpio TEGRA_GPIO(T, 0) GPIO_ACTIVE_HIGH>;
+ gpio-open-drain;
+ vin-supply = <&vdd_5v0_reg>;
+ };
+
+ ddr_reg: regulator@100 {
+ compatible = "regulator-fixed";
+ regulator-name = "ddr";
+ reg = <100>;
+ regulator-min-microvolt = <1500000>;
+ regulator-max-microvolt = <1500000>;
+ regulator-always-on;
+ regulator-boot-on;
+ enable-active-high;
+ gpio = <&pmic 7 GPIO_ACTIVE_HIGH>;
+ };
+
+ sys_3v3_reg: regulator@101 {
+ compatible = "regulator-fixed";
+ reg = <101>;
+ regulator-name = "sys_3v3";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-always-on;
+ regulator-boot-on;
+ enable-active-high;
+ gpio = <&pmic 6 GPIO_ACTIVE_HIGH>;
+ };
+
+ usb1_vbus_reg: regulator@102 {
+ compatible = "regulator-fixed";
+ reg = <102>;
+ regulator-name = "usb1_vbus";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ enable-active-high;
+ gpio = <&gpio TEGRA_GPIO(DD, 6) GPIO_ACTIVE_HIGH>;
+ gpio-open-drain;
+ vin-supply = <&vdd_5v0_reg>;
+ };
+
+ usb3_vbus_reg: regulator@103 {
+ compatible = "regulator-fixed";
+ reg = <103>;
+ regulator-name = "usb3_vbus";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ enable-active-high;
+ gpio = <&gpio TEGRA_GPIO(DD, 4) GPIO_ACTIVE_HIGH>;
+ gpio-open-drain;
+ vin-supply = <&vdd_5v0_reg>;
+ };
+
+ vdd_5v0_reg: regulator@104 {
+ compatible = "regulator-fixed";
+ reg = <104>;
+ regulator-name = "5v0";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ enable-active-high;
+ gpio = <&pmic 8 GPIO_ACTIVE_HIGH>;
+ };
+
+ vdd_bl_reg: regulator@105 {
+ compatible = "regulator-fixed";
+ reg = <105>;
+ regulator-name = "vdd_bl";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ regulator-always-on;
+ regulator-boot-on;
+ enable-active-high;
+ gpio = <&gpio TEGRA_GPIO(DD, 2) GPIO_ACTIVE_HIGH>;
+ };
+
+ vdd_bl2_reg: regulator@106 {
+ compatible = "regulator-fixed";
+ reg = <106>;
+ regulator-name = "vdd_bl2";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ regulator-always-on;
+ regulator-boot-on;
+ enable-active-high;
+ gpio = <&gpio TEGRA_GPIO(DD, 0) GPIO_ACTIVE_HIGH>;
+ };
+ };
};
diff --git a/arch/arm/dts/tegra30-colibri.dts b/arch/arm/dts/tegra30-colibri.dts
index 572520a..37b6abd 100644
--- a/arch/arm/dts/tegra30-colibri.dts
+++ b/arch/arm/dts/tegra30-colibri.dts
@@ -27,8 +27,10 @@
reg = <0x80000000 0x40000000>;
};
- /* GEN1_I2C: I2C_SDA/SCL on SODIMM pin 194/196 (e.g. RTC on carrier
- board) */
+ /*
+ * GEN1_I2C: I2C_SDA/SCL on SODIMM pin 194/196 (e.g. RTC on carrier
+ * board)
+ */
i2c@7000c000 {
status = "okay";
clock-frequency = <100000>;
@@ -44,8 +46,10 @@
clock-frequency = <100000>;
};
- /* PWR_I2C: power I2C to audio codec, PMIC, temperature sensor and
- touch screen controller */
+ /*
+ * PWR_I2C: power I2C to audio codec, PMIC, temperature sensor and
+ * touch screen controller
+ */
i2c@7000d000 {
status = "okay";
clock-frequency = <100000>;
diff --git a/arch/arm/dts/tegra30.dtsi b/arch/arm/dts/tegra30.dtsi
index fb92a0f..5ea7e34 100644
--- a/arch/arm/dts/tegra30.dtsi
+++ b/arch/arm/dts/tegra30.dtsi
@@ -6,6 +6,89 @@
/ {
compatible = "nvidia,tegra30";
+ interrupt-parent = <&intc>;
+
+ intc: interrupt-controller@50041000 {
+ compatible = "arm,cortex-a9-gic";
+ reg = <0x50041000 0x1000
+ 0x50040100 0x0100>;
+ interrupt-controller;
+ #interrupt-cells = <3>;
+ };
+
+ pcie-controller@00003000 {
+ compatible = "nvidia,tegra30-pcie";
+ device_type = "pci";
+ reg = <0x00003000 0x00000800 /* PADS registers */
+ 0x00003800 0x00000200 /* AFI registers */
+ 0x10000000 0x10000000>; /* configuration space */
+ reg-names = "pads", "afi", "cs";
+ interrupts = <GIC_SPI 98 IRQ_TYPE_LEVEL_HIGH /* controller interrupt */
+ GIC_SPI 99 IRQ_TYPE_LEVEL_HIGH>; /* MSI interrupt */
+ interrupt-names = "intr", "msi";
+
+ #interrupt-cells = <1>;
+ interrupt-map-mask = <0 0 0 0>;
+ interrupt-map = <0 0 0 0 &intc GIC_SPI 98 IRQ_TYPE_LEVEL_HIGH>;
+
+ bus-range = <0x00 0xff>;
+ #address-cells = <3>;
+ #size-cells = <2>;
+
+ ranges = <0x82000000 0 0x00000000 0x00000000 0 0x00001000 /* port 0 configuration space */
+ 0x82000000 0 0x00001000 0x00001000 0 0x00001000 /* port 1 configuration space */
+ 0x82000000 0 0x00004000 0x00004000 0 0x00001000 /* port 2 configuration space */
+ 0x81000000 0 0 0x02000000 0 0x00010000 /* downstream I/O */
+ 0x82000000 0 0x20000000 0x20000000 0 0x10000000 /* non-prefetchable memory */
+ 0xc2000000 0 0x30000000 0x30000000 0 0x10000000>; /* prefetchable memory */
+
+ clocks = <&tegra_car TEGRA30_CLK_PCIE>,
+ <&tegra_car TEGRA30_CLK_AFI>,
+ <&tegra_car TEGRA30_CLK_PCIEX>,
+ <&tegra_car TEGRA30_CLK_PLL_E>,
+ <&tegra_car TEGRA30_CLK_CML0>;
+ clock-names = "pex", "afi", "pcie_xclk", "pll_e", "cml";
+ status = "disabled";
+
+ pci@1,0 {
+ device_type = "pci";
+ assigned-addresses = <0x82000800 0 0x00000000 0 0x1000>;
+ reg = <0x000800 0 0 0 0>;
+ status = "disabled";
+
+ #address-cells = <3>;
+ #size-cells = <2>;
+ ranges;
+
+ nvidia,num-lanes = <2>;
+ };
+
+ pci@2,0 {
+ device_type = "pci";
+ assigned-addresses = <0x82001000 0 0x00001000 0 0x1000>;
+ reg = <0x001000 0 0 0 0>;
+ status = "disabled";
+
+ #address-cells = <3>;
+ #size-cells = <2>;
+ ranges;
+
+ nvidia,num-lanes = <2>;
+ };
+
+ pci@3,0 {
+ device_type = "pci";
+ assigned-addresses = <0x82001800 0 0x00004000 0 0x1000>;
+ reg = <0x001800 0 0 0 0>;
+ status = "disabled";
+
+ #address-cells = <3>;
+ #size-cells = <2>;
+ ranges;
+
+ nvidia,num-lanes = <2>;
+ };
+ };
tegra_car: clock {
compatible = "nvidia,tegra30-car";
diff --git a/arch/arm/include/asm/arch-tegra/powergate.h b/arch/arm/include/asm/arch-tegra/powergate.h
new file mode 100644
index 0000000..130b58b
--- /dev/null
+++ b/arch/arm/include/asm/arch-tegra/powergate.h
@@ -0,0 +1,38 @@
+#ifndef _TEGRA_POWERGATE_H_
+#define _TEGRA_POWERGATE_H_
+
+#include <asm/arch/clock.h>
+
+enum tegra_powergate {
+ TEGRA_POWERGATE_CPU,
+ TEGRA_POWERGATE_3D,
+ TEGRA_POWERGATE_VENC,
+ TEGRA_POWERGATE_PCIE,
+ TEGRA_POWERGATE_VDEC,
+ TEGRA_POWERGATE_L2,
+ TEGRA_POWERGATE_MPE,
+ TEGRA_POWERGATE_HEG,
+ TEGRA_POWERGATE_SATA,
+ TEGRA_POWERGATE_CPU1,
+ TEGRA_POWERGATE_CPU2,
+ TEGRA_POWERGATE_CPU3,
+ TEGRA_POWERGATE_CELP,
+ TEGRA_POWERGATE_3D1,
+ TEGRA_POWERGATE_CPU0,
+ TEGRA_POWERGATE_C0NC,
+ TEGRA_POWERGATE_C1NC,
+ TEGRA_POWERGATE_SOR,
+ TEGRA_POWERGATE_DIS,
+ TEGRA_POWERGATE_DISB,
+ TEGRA_POWERGATE_XUSBA,
+ TEGRA_POWERGATE_XUSBB,
+ TEGRA_POWERGATE_XUSBC,
+ TEGRA_POWERGATE_VIC,
+ TEGRA_POWERGATE_IRAM,
+};
+
+int tegra_powergate_sequence_power_up(enum tegra_powergate id,
+ enum periph_id periph);
+int tegra_powergate_power_off(enum tegra_powergate id);
+
+#endif
diff --git a/arch/arm/include/asm/arch-tegra/xusb-padctl.h b/arch/arm/include/asm/arch-tegra/xusb-padctl.h
new file mode 100644
index 0000000..b4b4c8b
--- /dev/null
+++ b/arch/arm/include/asm/arch-tegra/xusb-padctl.h
@@ -0,0 +1,24 @@
+#ifndef _TEGRA_XUSB_PADCTL_H_
+#define _TEGRA_XUSB_PADCTL_H_
+
+struct tegra_xusb_phy;
+
+/**
+ * tegra_xusb_phy_get() - obtain a reference to a specified padctl PHY
+ * @type: the type of PHY to obtain
+ *
+ * The type of PHY varies between SoC generations. Typically there are XUSB,
+ * PCIe and SATA PHYs, though not all generations support all of them. The
+ * value of type can usually be directly parsed from a device tree.
+ *
+ * Return: a pointer to the PHY or NULL if no such PHY exists
+ */
+struct tegra_xusb_phy *tegra_xusb_phy_get(unsigned int type);
+
+void tegra_xusb_padctl_init(const void *fdt);
+int tegra_xusb_phy_prepare(struct tegra_xusb_phy *phy);
+int tegra_xusb_phy_enable(struct tegra_xusb_phy *phy);
+int tegra_xusb_phy_disable(struct tegra_xusb_phy *phy);
+int tegra_xusb_phy_unprepare(struct tegra_xusb_phy *phy);
+
+#endif
diff --git a/arch/arm/include/asm/arch-tegra114/powergate.h b/arch/arm/include/asm/arch-tegra114/powergate.h
new file mode 100644
index 0000000..260ea80
--- /dev/null
+++ b/arch/arm/include/asm/arch-tegra114/powergate.h
@@ -0,0 +1,6 @@
+#ifndef _TEGRA114_POWERGATE_H_
+#define _TEGRA114_POWERGATE_H_
+
+#include <asm/arch-tegra/powergate.h>
+
+#endif /* _TEGRA114_POWERGATE_H_ */
diff --git a/arch/arm/include/asm/arch-tegra124/clock.h b/arch/arm/include/asm/arch-tegra124/clock.h
index 8e39d21..8e65086 100644
--- a/arch/arm/include/asm/arch-tegra124/clock.h
+++ b/arch/arm/include/asm/arch-tegra124/clock.h
@@ -16,4 +16,6 @@
#define OSC_FREQ_SHIFT 28
#define OSC_FREQ_MASK (0xF << OSC_FREQ_SHIFT)
+int tegra_plle_enable(void);
+
#endif /* _TEGRA124_CLOCK_H_ */
diff --git a/arch/arm/include/asm/arch-tegra124/powergate.h b/arch/arm/include/asm/arch-tegra124/powergate.h
new file mode 100644
index 0000000..8a0cfba
--- /dev/null
+++ b/arch/arm/include/asm/arch-tegra124/powergate.h
@@ -0,0 +1,6 @@
+#ifndef _TEGRA124_POWERGATE_H_
+#define _TEGRA124_POWERGATE_H_
+
+#include <asm/arch-tegra/powergate.h>
+
+#endif /* _TEGRA124_POWERGATE_H_ */
diff --git a/arch/arm/include/asm/arch-tegra20/clock-tables.h b/arch/arm/include/asm/arch-tegra20/clock-tables.h
index a09cb01..894be08 100644
--- a/arch/arm/include/asm/arch-tegra20/clock-tables.h
+++ b/arch/arm/include/asm/arch-tegra20/clock-tables.h
@@ -131,7 +131,7 @@ enum periph_id {
/* 72 */
PERIPH_ID_AFI,
PERIPH_ID_CORESIGHT,
- PERIPH_ID_RESERVED74,
+ PERIPH_ID_PCIEXCLK,
PERIPH_ID_AVPUCQ,
PERIPH_ID_RESERVED76,
PERIPH_ID_RESERVED77,
diff --git a/arch/arm/include/asm/arch-tegra20/clock.h b/arch/arm/include/asm/arch-tegra20/clock.h
index 889c65a..4df8da9 100644
--- a/arch/arm/include/asm/arch-tegra20/clock.h
+++ b/arch/arm/include/asm/arch-tegra20/clock.h
@@ -15,4 +15,6 @@
#define OSC_FREQ_SHIFT 30
#define OSC_FREQ_MASK (3U << OSC_FREQ_SHIFT)
+int tegra_plle_enable(void);
+
#endif /* _TEGRA20_CLOCK_H */
diff --git a/arch/arm/include/asm/arch-tegra20/powergate.h b/arch/arm/include/asm/arch-tegra20/powergate.h
new file mode 100644
index 0000000..439d88b
--- /dev/null
+++ b/arch/arm/include/asm/arch-tegra20/powergate.h
@@ -0,0 +1,6 @@
+#ifndef _TEGRA20_POWERGATE_H_
+#define _TEGRA20_POWERGATE_H_
+
+#include <asm/arch-tegra/powergate.h>
+
+#endif /* _TEGRA20_POWERGATE_H_ */
diff --git a/arch/arm/include/asm/arch-tegra30/clock.h b/arch/arm/include/asm/arch-tegra30/clock.h
index 2f24a75..410c352 100644
--- a/arch/arm/include/asm/arch-tegra30/clock.h
+++ b/arch/arm/include/asm/arch-tegra30/clock.h
@@ -25,4 +25,6 @@
#define OSC_FREQ_SHIFT 28
#define OSC_FREQ_MASK (0xF << OSC_FREQ_SHIFT)
+int tegra_plle_enable(void);
+
#endif /* _TEGRA30_CLOCK_H_ */
diff --git a/arch/arm/include/asm/arch-tegra30/powergate.h b/arch/arm/include/asm/arch-tegra30/powergate.h
new file mode 100644
index 0000000..c70e44b
--- /dev/null
+++ b/arch/arm/include/asm/arch-tegra30/powergate.h
@@ -0,0 +1,6 @@
+#ifndef _TEGRA30_POWERGATE_H_
+#define _TEGRA30_POWERGATE_H_
+
+#include <asm/arch-tegra/powergate.h>
+
+#endif /* _TEGRA30_POWERGATE_H_ */
diff --git a/arch/arm/include/asm/system.h b/arch/arm/include/asm/system.h
index 61e2914..89f2294 100644
--- a/arch/arm/include/asm/system.h
+++ b/arch/arm/include/asm/system.h
@@ -212,6 +212,11 @@ void mmu_set_region_dcache_behaviour(phys_addr_t start, size_t size,
*/
void mmu_page_table_flush(unsigned long start, unsigned long stop);
+#ifdef CONFIG_SYS_NONCACHED_MEMORY
+void noncached_init(void);
+phys_addr_t noncached_alloc(size_t size, size_t align);
+#endif /* CONFIG_SYS_NONCACHED_MEMORY */
+
#endif /* __ASSEMBLY__ */
#define arch_align_stack(x) (x)
diff --git a/arch/arm/lib/cache.c b/arch/arm/lib/cache.c
index f1c0792..9cedeac 100644
--- a/arch/arm/lib/cache.c
+++ b/arch/arm/lib/cache.c
@@ -8,6 +8,7 @@
/* for now: just dummy functions to satisfy the linker */
#include <common.h>
+#include <malloc.h>
__weak void flush_cache(unsigned long start, unsigned long size)
{
@@ -49,3 +50,46 @@ __weak void enable_caches(void)
{
puts("WARNING: Caches not enabled\n");
}
+
+#ifdef CONFIG_SYS_NONCACHED_MEMORY
+/*
+ * Reserve one MMU section worth of address space below the malloc() area that
+ * will be mapped uncached.
+ */
+static unsigned long noncached_start;
+static unsigned long noncached_end;
+static unsigned long noncached_next;
+
+void noncached_init(void)
+{
+ phys_addr_t start, end;
+ size_t size;
+
+ end = ALIGN(mem_malloc_start, MMU_SECTION_SIZE) - MMU_SECTION_SIZE;
+ size = ALIGN(CONFIG_SYS_NONCACHED_MEMORY, MMU_SECTION_SIZE);
+ start = end - size;
+
+ debug("mapping memory %pa-%pa non-cached\n", &start, &end);
+
+ noncached_start = start;
+ noncached_end = end;
+ noncached_next = start;
+
+#ifndef CONFIG_SYS_DCACHE_OFF
+ mmu_set_region_dcache_behaviour(noncached_start, size, DCACHE_OFF);
+#endif
+}
+
+phys_addr_t noncached_alloc(size_t size, size_t align)
+{
+ phys_addr_t next = ALIGN(noncached_next, align);
+
+ if (next >= noncached_end || (noncached_end - next) < size)
+ return 0;
+
+ debug("allocated %zu bytes of uncached memory @%pa\n", size, &next);
+ noncached_next = next + size;
+
+ return next;
+}
+#endif /* CONFIG_SYS_NONCACHED_MEMORY */