| // SPDX-License-Identifier: GPL-2.0+ |
| /* |
| * Copyright (C) 2017 Texas Instruments Incorporated - http://www.ti.com/ |
| * Written by Jean-Jacques Hiblot <jjhiblot@ti.com> |
| */ |
| |
| #include <common.h> |
| #include <dm.h> |
| #include <dm/device.h> |
| #include <generic-phy.h> |
| #include <asm/io.h> |
| #include <asm/arch/sys_proto.h> |
| #include <syscon.h> |
| #include <regmap.h> |
| #include <linux/delay.h> |
| #include <linux/err.h> |
| |
| /* PLLCTRL Registers */ |
| #define PLL_STATUS 0x00000004 |
| #define PLL_GO 0x00000008 |
| #define PLL_CONFIGURATION1 0x0000000C |
| #define PLL_CONFIGURATION2 0x00000010 |
| #define PLL_CONFIGURATION3 0x00000014 |
| #define PLL_CONFIGURATION4 0x00000020 |
| |
| #define PLL_REGM_MASK 0x001FFE00 |
| #define PLL_REGM_SHIFT 9 |
| #define PLL_REGM_F_MASK 0x0003FFFF |
| #define PLL_REGM_F_SHIFT 0 |
| #define PLL_REGN_MASK 0x000001FE |
| #define PLL_REGN_SHIFT 1 |
| #define PLL_SELFREQDCO_MASK 0x0000000E |
| #define PLL_SELFREQDCO_SHIFT 1 |
| #define PLL_SD_MASK 0x0003FC00 |
| #define PLL_SD_SHIFT 10 |
| #define SET_PLL_GO 0x1 |
| #define PLL_TICOPWDN BIT(16) |
| #define PLL_LDOPWDN BIT(15) |
| #define PLL_LOCK 0x2 |
| #define PLL_IDLE 0x1 |
| |
| /* Software rest for the SATA PLL (in CTRL_CORE_SMA_SW_0 register)*/ |
| #define SATA_PLL_SOFT_RESET (1<<18) |
| |
| /* PHY POWER CONTROL Register */ |
| #define PIPE3_PHY_PWRCTL_CLK_CMD_MASK GENMASK(21, 14) |
| #define PIPE3_PHY_PWRCTL_CLK_CMD_SHIFT 14 |
| |
| #define PIPE3_PHY_PWRCTL_CLK_FREQ_MASK GENMASK(31, 22) |
| #define PIPE3_PHY_PWRCTL_CLK_FREQ_SHIFT 22 |
| |
| #define PIPE3_PHY_RX_POWERON (0x1 << PIPE3_PHY_PWRCTL_CLK_CMD_SHIFT) |
| #define PIPE3_PHY_TX_POWERON (0x2 << PIPE3_PHY_PWRCTL_CLK_CMD_SHIFT) |
| |
| /* PHY RX Registers */ |
| #define PIPE3_PHY_RX_ANA_PROGRAMMABILITY 0x0000000C |
| #define INTERFACE_MASK GENMASK(31, 27) |
| #define INTERFACE_SHIFT 27 |
| #define INTERFACE_MODE_USBSS BIT(4) |
| #define INTERFACE_MODE_SATA_1P5 BIT(3) |
| #define INTERFACE_MODE_SATA_3P0 BIT(2) |
| #define INTERFACE_MODE_PCIE BIT(0) |
| |
| #define LOSD_MASK GENMASK(17, 14) |
| #define LOSD_SHIFT 14 |
| #define MEM_PLLDIV GENMASK(6, 5) |
| |
| #define PIPE3_PHY_RX_TRIM 0x0000001C |
| #define MEM_DLL_TRIM_SEL_MASK GENMASK(31, 30) |
| #define MEM_DLL_TRIM_SHIFT 30 |
| |
| #define PIPE3_PHY_RX_DLL 0x00000024 |
| #define MEM_DLL_PHINT_RATE_MASK GENMASK(31, 30) |
| #define MEM_DLL_PHINT_RATE_SHIFT 30 |
| |
| #define PIPE3_PHY_RX_DIGITAL_MODES 0x00000028 |
| #define MEM_HS_RATE_MASK GENMASK(28, 27) |
| #define MEM_HS_RATE_SHIFT 27 |
| #define MEM_OVRD_HS_RATE BIT(26) |
| #define MEM_OVRD_HS_RATE_SHIFT 26 |
| #define MEM_CDR_FASTLOCK BIT(23) |
| #define MEM_CDR_FASTLOCK_SHIFT 23 |
| #define MEM_CDR_LBW_MASK GENMASK(22, 21) |
| #define MEM_CDR_LBW_SHIFT 21 |
| #define MEM_CDR_STEPCNT_MASK GENMASK(20, 19) |
| #define MEM_CDR_STEPCNT_SHIFT 19 |
| #define MEM_CDR_STL_MASK GENMASK(18, 16) |
| #define MEM_CDR_STL_SHIFT 16 |
| #define MEM_CDR_THR_MASK GENMASK(15, 13) |
| #define MEM_CDR_THR_SHIFT 13 |
| #define MEM_CDR_THR_MODE BIT(12) |
| #define MEM_CDR_THR_MODE_SHIFT 12 |
| #define MEM_CDR_2NDO_SDM_MODE BIT(11) |
| #define MEM_CDR_2NDO_SDM_MODE_SHIFT 11 |
| |
| #define PIPE3_PHY_RX_EQUALIZER 0x00000038 |
| #define MEM_EQLEV_MASK GENMASK(31, 16) |
| #define MEM_EQLEV_SHIFT 16 |
| #define MEM_EQFTC_MASK GENMASK(15, 11) |
| #define MEM_EQFTC_SHIFT 11 |
| #define MEM_EQCTL_MASK GENMASK(10, 7) |
| #define MEM_EQCTL_SHIFT 7 |
| #define MEM_OVRD_EQLEV BIT(2) |
| #define MEM_OVRD_EQLEV_SHIFT 2 |
| #define MEM_OVRD_EQFTC BIT(1) |
| #define MEM_OVRD_EQFTC_SHIFT 1 |
| |
| #define SATA_PHY_RX_IO_AND_A2D_OVERRIDES 0x44 |
| #define MEM_CDR_LOS_SOURCE_MASK GENMASK(10, 9) |
| #define MEM_CDR_LOS_SOURCE_SHIFT 9 |
| |
| #define PLL_IDLE_TIME 100 /* in milliseconds */ |
| #define PLL_LOCK_TIME 100 /* in milliseconds */ |
| |
| enum pipe3_mode { PIPE3_MODE_PCIE = 1, |
| PIPE3_MODE_SATA, |
| PIPE3_MODE_USBSS }; |
| |
| struct pipe3_settings { |
| u8 ana_interface; |
| u8 ana_losd; |
| u8 dig_fastlock; |
| u8 dig_lbw; |
| u8 dig_stepcnt; |
| u8 dig_stl; |
| u8 dig_thr; |
| u8 dig_thr_mode; |
| u8 dig_2ndo_sdm_mode; |
| u8 dig_hs_rate; |
| u8 dig_ovrd_hs_rate; |
| u8 dll_trim_sel; |
| u8 dll_phint_rate; |
| u8 eq_lev; |
| u8 eq_ftc; |
| u8 eq_ctl; |
| u8 eq_ovrd_lev; |
| u8 eq_ovrd_ftc; |
| }; |
| |
| struct omap_pipe3 { |
| void __iomem *pll_ctrl_base; |
| void __iomem *phy_rx; |
| void __iomem *power_reg; |
| void __iomem *pll_reset_reg; |
| struct pipe3_dpll_map *dpll_map; |
| enum pipe3_mode mode; |
| struct pipe3_settings settings; |
| }; |
| |
| struct pipe3_dpll_params { |
| u16 m; |
| u8 n; |
| u8 freq:3; |
| u8 sd; |
| u32 mf; |
| }; |
| |
| struct pipe3_dpll_map { |
| unsigned long rate; |
| struct pipe3_dpll_params params; |
| }; |
| |
| struct pipe3_data { |
| enum pipe3_mode mode; |
| struct pipe3_dpll_map *dpll_map; |
| struct pipe3_settings settings; |
| }; |
| |
| static inline u32 omap_pipe3_readl(void __iomem *addr, unsigned offset) |
| { |
| return readl(addr + offset); |
| } |
| |
| static inline void omap_pipe3_writel(void __iomem *addr, unsigned offset, |
| u32 data) |
| { |
| writel(data, addr + offset); |
| } |
| |
| static struct pipe3_dpll_params *omap_pipe3_get_dpll_params(struct omap_pipe3 |
| *pipe3) |
| { |
| u32 rate; |
| struct pipe3_dpll_map *dpll_map = pipe3->dpll_map; |
| |
| rate = get_sys_clk_freq(); |
| |
| for (; dpll_map->rate; dpll_map++) { |
| if (rate == dpll_map->rate) |
| return &dpll_map->params; |
| } |
| |
| printf("%s: No DPLL configuration for %u Hz SYS CLK\n", |
| __func__, rate); |
| return NULL; |
| } |
| |
| static int omap_pipe3_wait_lock(struct omap_pipe3 *pipe3) |
| { |
| u32 val; |
| int timeout = PLL_LOCK_TIME; |
| |
| do { |
| mdelay(1); |
| val = omap_pipe3_readl(pipe3->pll_ctrl_base, PLL_STATUS); |
| if (val & PLL_LOCK) |
| break; |
| } while (--timeout); |
| |
| if (!(val & PLL_LOCK)) { |
| printf("%s: DPLL failed to lock\n", __func__); |
| return -EBUSY; |
| } |
| |
| return 0; |
| } |
| |
| static int omap_pipe3_dpll_program(struct omap_pipe3 *pipe3) |
| { |
| u32 val; |
| struct pipe3_dpll_params *dpll_params; |
| |
| dpll_params = omap_pipe3_get_dpll_params(pipe3); |
| if (!dpll_params) { |
| printf("%s: Invalid DPLL parameters\n", __func__); |
| return -EINVAL; |
| } |
| |
| val = omap_pipe3_readl(pipe3->pll_ctrl_base, PLL_CONFIGURATION1); |
| val &= ~PLL_REGN_MASK; |
| val |= dpll_params->n << PLL_REGN_SHIFT; |
| omap_pipe3_writel(pipe3->pll_ctrl_base, PLL_CONFIGURATION1, val); |
| |
| val = omap_pipe3_readl(pipe3->pll_ctrl_base, PLL_CONFIGURATION2); |
| val &= ~(PLL_SELFREQDCO_MASK | PLL_IDLE); |
| val |= dpll_params->freq << PLL_SELFREQDCO_SHIFT; |
| omap_pipe3_writel(pipe3->pll_ctrl_base, PLL_CONFIGURATION2, val); |
| |
| val = omap_pipe3_readl(pipe3->pll_ctrl_base, PLL_CONFIGURATION1); |
| val &= ~PLL_REGM_MASK; |
| val |= dpll_params->m << PLL_REGM_SHIFT; |
| omap_pipe3_writel(pipe3->pll_ctrl_base, PLL_CONFIGURATION1, val); |
| |
| val = omap_pipe3_readl(pipe3->pll_ctrl_base, PLL_CONFIGURATION4); |
| val &= ~PLL_REGM_F_MASK; |
| val |= dpll_params->mf << PLL_REGM_F_SHIFT; |
| omap_pipe3_writel(pipe3->pll_ctrl_base, PLL_CONFIGURATION4, val); |
| |
| val = omap_pipe3_readl(pipe3->pll_ctrl_base, PLL_CONFIGURATION3); |
| val &= ~PLL_SD_MASK; |
| val |= dpll_params->sd << PLL_SD_SHIFT; |
| omap_pipe3_writel(pipe3->pll_ctrl_base, PLL_CONFIGURATION3, val); |
| |
| omap_pipe3_writel(pipe3->pll_ctrl_base, PLL_GO, SET_PLL_GO); |
| |
| return omap_pipe3_wait_lock(pipe3); |
| } |
| |
| static void omap_control_pipe3_power(struct omap_pipe3 *pipe3, int on) |
| { |
| u32 val, rate; |
| |
| val = readl(pipe3->power_reg); |
| |
| rate = get_sys_clk_freq(); |
| rate = rate/1000000; |
| |
| if (on) { |
| val &= ~(PIPE3_PHY_PWRCTL_CLK_CMD_MASK | |
| PIPE3_PHY_PWRCTL_CLK_FREQ_MASK); |
| val |= rate << PIPE3_PHY_PWRCTL_CLK_FREQ_SHIFT; |
| writel(val, pipe3->power_reg); |
| |
| /* Power up TX before RX for SATA & USB */ |
| val |= PIPE3_PHY_TX_POWERON; |
| writel(val, pipe3->power_reg); |
| |
| val |= PIPE3_PHY_RX_POWERON; |
| writel(val, pipe3->power_reg); |
| } else { |
| val &= ~PIPE3_PHY_PWRCTL_CLK_CMD_MASK; |
| writel(val, pipe3->power_reg); |
| } |
| } |
| |
| static void ti_pipe3_calibrate(struct omap_pipe3 *phy) |
| { |
| u32 val; |
| struct pipe3_settings *s = &phy->settings; |
| |
| val = omap_pipe3_readl(phy->phy_rx, PIPE3_PHY_RX_ANA_PROGRAMMABILITY); |
| val &= ~(INTERFACE_MASK | LOSD_MASK | MEM_PLLDIV); |
| val = (s->ana_interface << INTERFACE_SHIFT | s->ana_losd << LOSD_SHIFT); |
| omap_pipe3_writel(phy->phy_rx, PIPE3_PHY_RX_ANA_PROGRAMMABILITY, val); |
| |
| val = omap_pipe3_readl(phy->phy_rx, PIPE3_PHY_RX_DIGITAL_MODES); |
| val &= ~(MEM_HS_RATE_MASK | MEM_OVRD_HS_RATE | MEM_CDR_FASTLOCK | |
| MEM_CDR_LBW_MASK | MEM_CDR_STEPCNT_MASK | MEM_CDR_STL_MASK | |
| MEM_CDR_THR_MASK | MEM_CDR_THR_MODE | MEM_CDR_2NDO_SDM_MODE); |
| val |= s->dig_hs_rate << MEM_HS_RATE_SHIFT | |
| s->dig_ovrd_hs_rate << MEM_OVRD_HS_RATE_SHIFT | |
| s->dig_fastlock << MEM_CDR_FASTLOCK_SHIFT | |
| s->dig_lbw << MEM_CDR_LBW_SHIFT | |
| s->dig_stepcnt << MEM_CDR_STEPCNT_SHIFT | |
| s->dig_stl << MEM_CDR_STL_SHIFT | |
| s->dig_thr << MEM_CDR_THR_SHIFT | |
| s->dig_thr_mode << MEM_CDR_THR_MODE_SHIFT | |
| s->dig_2ndo_sdm_mode << MEM_CDR_2NDO_SDM_MODE_SHIFT; |
| omap_pipe3_writel(phy->phy_rx, PIPE3_PHY_RX_DIGITAL_MODES, val); |
| |
| val = omap_pipe3_readl(phy->phy_rx, PIPE3_PHY_RX_TRIM); |
| val &= ~MEM_DLL_TRIM_SEL_MASK; |
| val |= s->dll_trim_sel << MEM_DLL_TRIM_SHIFT; |
| omap_pipe3_writel(phy->phy_rx, PIPE3_PHY_RX_TRIM, val); |
| |
| val = omap_pipe3_readl(phy->phy_rx, PIPE3_PHY_RX_DLL); |
| val &= ~MEM_DLL_PHINT_RATE_MASK; |
| val |= s->dll_phint_rate << MEM_DLL_PHINT_RATE_SHIFT; |
| omap_pipe3_writel(phy->phy_rx, PIPE3_PHY_RX_DLL, val); |
| |
| val = omap_pipe3_readl(phy->phy_rx, PIPE3_PHY_RX_EQUALIZER); |
| val &= ~(MEM_EQLEV_MASK | MEM_EQFTC_MASK | MEM_EQCTL_MASK | |
| MEM_OVRD_EQLEV | MEM_OVRD_EQFTC); |
| val |= s->eq_lev << MEM_EQLEV_SHIFT | |
| s->eq_ftc << MEM_EQFTC_SHIFT | |
| s->eq_ctl << MEM_EQCTL_SHIFT | |
| s->eq_ovrd_lev << MEM_OVRD_EQLEV_SHIFT | |
| s->eq_ovrd_ftc << MEM_OVRD_EQFTC_SHIFT; |
| omap_pipe3_writel(phy->phy_rx, PIPE3_PHY_RX_EQUALIZER, val); |
| |
| if (phy->mode == PIPE3_MODE_SATA) { |
| val = omap_pipe3_readl(phy->phy_rx, |
| SATA_PHY_RX_IO_AND_A2D_OVERRIDES); |
| val &= ~MEM_CDR_LOS_SOURCE_MASK; |
| omap_pipe3_writel(phy->phy_rx, SATA_PHY_RX_IO_AND_A2D_OVERRIDES, |
| val); |
| } |
| } |
| |
| static int pipe3_init(struct phy *phy) |
| { |
| int ret; |
| u32 val; |
| struct omap_pipe3 *pipe3 = dev_get_priv(phy->dev); |
| |
| /* Program the DPLL only if not locked */ |
| val = omap_pipe3_readl(pipe3->pll_ctrl_base, PLL_STATUS); |
| if (!(val & PLL_LOCK)) { |
| ret = omap_pipe3_dpll_program(pipe3); |
| if (ret) |
| return ret; |
| |
| ti_pipe3_calibrate(pipe3); |
| } else { |
| /* else just bring it out of IDLE mode */ |
| val = omap_pipe3_readl(pipe3->pll_ctrl_base, |
| PLL_CONFIGURATION2); |
| if (val & PLL_IDLE) { |
| val &= ~PLL_IDLE; |
| omap_pipe3_writel(pipe3->pll_ctrl_base, |
| PLL_CONFIGURATION2, val); |
| ret = omap_pipe3_wait_lock(pipe3); |
| if (ret) |
| return ret; |
| } |
| } |
| return 0; |
| } |
| |
| static int pipe3_power_on(struct phy *phy) |
| { |
| struct omap_pipe3 *pipe3 = dev_get_priv(phy->dev); |
| |
| /* Power up the PHY */ |
| omap_control_pipe3_power(pipe3, 1); |
| |
| return 0; |
| } |
| |
| static int pipe3_power_off(struct phy *phy) |
| { |
| struct omap_pipe3 *pipe3 = dev_get_priv(phy->dev); |
| |
| /* Power down the PHY */ |
| omap_control_pipe3_power(pipe3, 0); |
| |
| return 0; |
| } |
| |
| static int pipe3_exit(struct phy *phy) |
| { |
| u32 val; |
| int timeout = PLL_IDLE_TIME; |
| struct omap_pipe3 *pipe3 = dev_get_priv(phy->dev); |
| |
| pipe3_power_off(phy); |
| |
| /* Put DPLL in IDLE mode */ |
| val = omap_pipe3_readl(pipe3->pll_ctrl_base, PLL_CONFIGURATION2); |
| val |= PLL_IDLE; |
| omap_pipe3_writel(pipe3->pll_ctrl_base, PLL_CONFIGURATION2, val); |
| |
| /* wait for LDO and Oscillator to power down */ |
| do { |
| mdelay(1); |
| val = omap_pipe3_readl(pipe3->pll_ctrl_base, PLL_STATUS); |
| if ((val & PLL_TICOPWDN) && (val & PLL_LDOPWDN)) |
| break; |
| } while (--timeout); |
| |
| if (!(val & PLL_TICOPWDN) || !(val & PLL_LDOPWDN)) { |
| pr_err("%s: Failed to power down DPLL: PLL_STATUS 0x%x\n", |
| __func__, val); |
| return -EBUSY; |
| } |
| |
| if (pipe3->pll_reset_reg) { |
| val = readl(pipe3->pll_reset_reg); |
| writel(val | SATA_PLL_SOFT_RESET, pipe3->pll_reset_reg); |
| mdelay(1); |
| writel(val & ~SATA_PLL_SOFT_RESET, pipe3->pll_reset_reg); |
| } |
| |
| return 0; |
| } |
| |
| static void *get_reg(struct udevice *dev, const char *name) |
| { |
| struct udevice *syscon; |
| struct regmap *regmap; |
| const fdt32_t *cell; |
| int len, err; |
| void *base; |
| |
| err = uclass_get_device_by_phandle(UCLASS_SYSCON, dev, |
| name, &syscon); |
| if (err) { |
| pr_err("unable to find syscon device for %s (%d)\n", |
| name, err); |
| return NULL; |
| } |
| |
| regmap = syscon_get_regmap(syscon); |
| if (IS_ERR(regmap)) { |
| pr_err("unable to find regmap for %s (%ld)\n", |
| name, PTR_ERR(regmap)); |
| return NULL; |
| } |
| |
| cell = fdt_getprop(gd->fdt_blob, dev_of_offset(dev), name, |
| &len); |
| if (len < 2*sizeof(fdt32_t)) { |
| pr_err("offset not available for %s\n", name); |
| return NULL; |
| } |
| |
| base = regmap_get_range(regmap, 0); |
| if (!base) |
| return NULL; |
| |
| return fdtdec_get_number(cell + 1, 1) + base; |
| } |
| |
| static int pipe3_phy_probe(struct udevice *dev) |
| { |
| fdt_addr_t addr; |
| fdt_size_t sz; |
| struct omap_pipe3 *pipe3 = dev_get_priv(dev); |
| struct pipe3_data *data; |
| |
| /* PHY_RX */ |
| addr = devfdt_get_addr_size_index(dev, 0, &sz); |
| if (addr == FDT_ADDR_T_NONE) { |
| pr_err("missing phy_rx address\n"); |
| return -EINVAL; |
| } |
| |
| pipe3->phy_rx = map_physmem(addr, sz, MAP_NOCACHE); |
| if (!pipe3->phy_rx) { |
| pr_err("unable to remap phy_rx\n"); |
| return -EINVAL; |
| } |
| |
| /* PLLCTRL */ |
| addr = devfdt_get_addr_size_index(dev, 2, &sz); |
| if (addr == FDT_ADDR_T_NONE) { |
| pr_err("missing pll ctrl address\n"); |
| return -EINVAL; |
| } |
| |
| pipe3->pll_ctrl_base = map_physmem(addr, sz, MAP_NOCACHE); |
| if (!pipe3->pll_ctrl_base) { |
| pr_err("unable to remap pll ctrl\n"); |
| return -EINVAL; |
| } |
| |
| pipe3->power_reg = get_reg(dev, "syscon-phy-power"); |
| if (!pipe3->power_reg) |
| return -EINVAL; |
| |
| data = (struct pipe3_data *)dev_get_driver_data(dev); |
| pipe3->mode = data->mode; |
| pipe3->dpll_map = data->dpll_map; |
| pipe3->settings = data->settings; |
| |
| if (pipe3->mode == PIPE3_MODE_SATA) { |
| pipe3->pll_reset_reg = get_reg(dev, "syscon-pllreset"); |
| if (!pipe3->pll_reset_reg) |
| return -EINVAL; |
| } |
| |
| return 0; |
| } |
| |
| static struct pipe3_dpll_map dpll_map_sata[] = { |
| {12000000, {625, 4, 4, 6, 0} }, /* 12 MHz */ |
| {16800000, {625, 6, 4, 7, 0} }, /* 16.8 MHz */ |
| {19200000, {625, 7, 4, 6, 0} }, /* 19.2 MHz */ |
| {20000000, {750, 9, 4, 6, 0} }, /* 20 MHz */ |
| {26000000, {750, 12, 4, 6, 0} }, /* 26 MHz */ |
| {38400000, {625, 15, 4, 6, 0} }, /* 38.4 MHz */ |
| { }, /* Terminator */ |
| }; |
| |
| static struct pipe3_dpll_map dpll_map_usb[] = { |
| {12000000, {1250, 5, 4, 20, 0} }, /* 12 MHz */ |
| {16800000, {3125, 20, 4, 20, 0} }, /* 16.8 MHz */ |
| {19200000, {1172, 8, 4, 20, 65537} }, /* 19.2 MHz */ |
| {20000000, {1000, 7, 4, 10, 0} }, /* 20 MHz */ |
| {26000000, {1250, 12, 4, 20, 0} }, /* 26 MHz */ |
| {38400000, {3125, 47, 4, 20, 92843} }, /* 38.4 MHz */ |
| { }, /* Terminator */ |
| }; |
| |
| static struct pipe3_data data_usb = { |
| .mode = PIPE3_MODE_USBSS, |
| .dpll_map = dpll_map_usb, |
| .settings = { |
| /* DRA75x TRM Table 26-17. Preferred USB3_PHY_RX SCP Register Settings */ |
| .ana_interface = INTERFACE_MODE_USBSS, |
| .ana_losd = 0xa, |
| .dig_fastlock = 1, |
| .dig_lbw = 3, |
| .dig_stepcnt = 0, |
| .dig_stl = 0x3, |
| .dig_thr = 1, |
| .dig_thr_mode = 1, |
| .dig_2ndo_sdm_mode = 0, |
| .dig_hs_rate = 0, |
| .dig_ovrd_hs_rate = 1, |
| .dll_trim_sel = 0x2, |
| .dll_phint_rate = 0x3, |
| .eq_lev = 0, |
| .eq_ftc = 0, |
| .eq_ctl = 0x9, |
| .eq_ovrd_lev = 0, |
| .eq_ovrd_ftc = 0, |
| }, |
| }; |
| |
| static struct pipe3_data data_sata = { |
| .mode = PIPE3_MODE_SATA, |
| .dpll_map = dpll_map_sata, |
| .settings = { |
| /* DRA75x TRM Table 26-9. Preferred SATA_PHY_RX SCP Register Settings */ |
| .ana_interface = INTERFACE_MODE_SATA_3P0, |
| .ana_losd = 0x5, |
| .dig_fastlock = 1, |
| .dig_lbw = 3, |
| .dig_stepcnt = 0, |
| .dig_stl = 0x3, |
| .dig_thr = 1, |
| .dig_thr_mode = 1, |
| .dig_2ndo_sdm_mode = 0, |
| .dig_hs_rate = 0, /* Not in TRM preferred settings */ |
| .dig_ovrd_hs_rate = 0, /* Not in TRM preferred settings */ |
| .dll_trim_sel = 0x1, |
| .dll_phint_rate = 0x2, /* for 1.5 GHz DPLL clock */ |
| .eq_lev = 0, |
| .eq_ftc = 0x1f, |
| .eq_ctl = 0, |
| .eq_ovrd_lev = 1, |
| .eq_ovrd_ftc = 1, |
| }, |
| }; |
| |
| static const struct udevice_id pipe3_phy_ids[] = { |
| { .compatible = "ti,phy-pipe3-sata", .data = (ulong)&data_sata }, |
| { .compatible = "ti,omap-usb3", .data = (ulong)&data_usb}, |
| { } |
| }; |
| |
| static struct phy_ops pipe3_phy_ops = { |
| .init = pipe3_init, |
| .power_on = pipe3_power_on, |
| .power_off = pipe3_power_off, |
| .exit = pipe3_exit, |
| }; |
| |
| U_BOOT_DRIVER(pipe3_phy) = { |
| .name = "pipe3_phy", |
| .id = UCLASS_PHY, |
| .of_match = pipe3_phy_ids, |
| .ops = &pipe3_phy_ops, |
| .probe = pipe3_phy_probe, |
| .priv_auto_alloc_size = sizeof(struct omap_pipe3), |
| }; |