--- /dev/null
+/*
+ * Copyright (C) 2015-2016 Marvell International Ltd.
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <fdtdec.h>
+#include <asm/io.h>
+#include <asm/arch/cpu.h>
+#include <asm/arch/soc.h>
+
+#include "comphy.h"
+#include "comphy_hpipe.h"
+#include "sata.h"
+#include "utmi_phy.h"
+
+DECLARE_GLOBAL_DATA_PTR;
+
+#define SD_ADDR(base, lane) (base + 0x1000 * lane)
+#define HPIPE_ADDR(base, lane) (SD_ADDR(base, lane) + 0x800)
+#define COMPHY_ADDR(base, lane) (base + 0x28 * lane)
+
+struct utmi_phy_data {
+ void __iomem *utmi_base_addr;
+ void __iomem *usb_cfg_addr;
+ void __iomem *utmi_cfg_addr;
+ u32 utmi_phy_port;
+};
+
+/*
+ * For CP-110 we have 2 Selector registers "PHY Selectors",
+ * and "PIPE Selectors".
+ * PIPE selector include USB and PCIe options.
+ * PHY selector include the Ethernet and SATA options, every Ethernet
+ * option has different options, for example: serdes lane2 had option
+ * Eth_port_0 that include (SGMII0, XAUI0, RXAUI0, KR)
+ */
+struct comphy_mux_data cp110_comphy_phy_mux_data[] = {
+ {4, {{PHY_TYPE_UNCONNECTED, 0x0}, {PHY_TYPE_SGMII2, 0x1}, /* Lane 0 */
+ {PHY_TYPE_XAUI2, 0x1}, {PHY_TYPE_SATA1, 0x4} } },
+ {4, {{PHY_TYPE_UNCONNECTED, 0x0}, {PHY_TYPE_SGMII3, 0x1}, /* Lane 1 */
+ {PHY_TYPE_XAUI3, 0x1}, {PHY_TYPE_SATA0, 0x4} } },
+ {6, {{PHY_TYPE_UNCONNECTED, 0x0}, {PHY_TYPE_SGMII0, 0x1}, /* Lane 2 */
+ {PHY_TYPE_XAUI0, 0x1}, {PHY_TYPE_RXAUI0, 0x1},
+ {PHY_TYPE_KR, 0x1}, {PHY_TYPE_SATA0, 0x4} } },
+ {8, {{PHY_TYPE_UNCONNECTED, 0x0}, {PHY_TYPE_SGMII0, 0x1}, /* Lane 3 */
+ {PHY_TYPE_XAUI0, 0x1}, {PHY_TYPE_RXAUI0, 0x1},
+ {PHY_TYPE_KR, 0x1}, {PHY_TYPE_XAUI1, 0x1},
+ {PHY_TYPE_RXAUI1, 0x1}, {PHY_TYPE_SATA1, 0x4} } },
+ {7, {{PHY_TYPE_UNCONNECTED, 0x0}, {PHY_TYPE_SGMII0, 0x2}, /* Lane 4 */
+ {PHY_TYPE_XAUI0, 0x1}, {PHY_TYPE_RXAUI0, 0x1}, {PHY_TYPE_KR, 0x1},
+ {PHY_TYPE_SGMII2, 0x1}, {PHY_TYPE_XAUI2, 0x1} } },
+ {6, {{PHY_TYPE_UNCONNECTED, 0x0}, {PHY_TYPE_XAUI1, 0x1}, /* Lane 5 */
+ {PHY_TYPE_RXAUI1, 0x1}, {PHY_TYPE_SGMII3, 0x1},
+ {PHY_TYPE_XAUI3, 0x1}, {PHY_TYPE_SATA1, 0x4} } },
+};
+
+struct comphy_mux_data cp110_comphy_pipe_mux_data[] = {
+ {2, {{PHY_TYPE_UNCONNECTED, 0x0}, {PHY_TYPE_PEX0, 0x4} } }, /* Lane 0 */
+ {4, {{PHY_TYPE_UNCONNECTED, 0x0}, /* Lane 1 */
+ {PHY_TYPE_USB3_HOST0, 0x1}, {PHY_TYPE_USB3_DEVICE, 0x2},
+ {PHY_TYPE_PEX0, 0x4} } },
+ {3, {{PHY_TYPE_UNCONNECTED, 0x0}, /* Lane 2 */
+ {PHY_TYPE_USB3_HOST0, 0x1}, {PHY_TYPE_PEX0, 0x4} } },
+ {3, {{PHY_TYPE_UNCONNECTED, 0x0}, /* Lane 3 */
+ {PHY_TYPE_USB3_HOST1, 0x1}, {PHY_TYPE_PEX0, 0x4} } },
+ {4, {{PHY_TYPE_UNCONNECTED, 0x0}, /* Lane 4 */
+ {PHY_TYPE_USB3_HOST1, 0x1},
+ {PHY_TYPE_USB3_DEVICE, 0x2}, {PHY_TYPE_PEX1, 0x4} } },
+ {2, {{PHY_TYPE_UNCONNECTED, 0x0}, {PHY_TYPE_PEX2, 0x4} } }, /* Lane 5 */
+};
+
+static u32 polling_with_timeout(void __iomem *addr, u32 val,
+ u32 mask, unsigned long usec_timout)
+{
+ u32 data;
+
+ do {
+ udelay(1);
+ data = readl(addr) & mask;
+ } while (data != val && --usec_timout > 0);
+
+ if (usec_timout == 0)
+ return data;
+
+ return 0;
+}
+
+static int comphy_pcie_power_up(u32 lane, u32 pcie_width,
+ bool clk_src, void __iomem *hpipe_base,
+ void __iomem *comphy_base)
+{
+ u32 mask, data, ret = 1;
+ void __iomem *hpipe_addr = HPIPE_ADDR(hpipe_base, lane);
+ void __iomem *comphy_addr = COMPHY_ADDR(comphy_base, lane);
+ void __iomem *addr;
+ u32 pcie_clk = 0; /* set input by default */
+
+ debug_enter();
+
+ /*
+ * ToDo:
+ * Add SAR (Sample-At-Reset) configuration for the PCIe clock
+ * direction. SAR code is currently not ported from Marvell
+ * U-Boot to mainline version.
+ *
+ * SerDes Lane 4/5 got the PCIe ref-clock #1,
+ * and SerDes Lane 0 got PCIe ref-clock #0
+ */
+ debug("PCIe clock = %x\n", pcie_clk);
+ debug("PCIe width = %d\n", pcie_width);
+
+ /* enable PCIe by4 and by2 */
+ if (lane == 0) {
+ if (pcie_width == 4) {
+ reg_set(comphy_base + COMMON_PHY_SD_CTRL1,
+ 0x1 << COMMON_PHY_SD_CTRL1_PCIE_X4_EN_OFFSET,
+ COMMON_PHY_SD_CTRL1_PCIE_X4_EN_MASK);
+ } else if (pcie_width == 2) {
+ reg_set(comphy_base + COMMON_PHY_SD_CTRL1,
+ 0x1 << COMMON_PHY_SD_CTRL1_PCIE_X2_EN_OFFSET,
+ COMMON_PHY_SD_CTRL1_PCIE_X2_EN_MASK);
+ }
+ }
+
+ /*
+ * If PCIe clock is output and clock source from SerDes lane 5,
+ * we need to configure the clock-source MUX.
+ * By default, the clock source is from lane 4
+ */
+ if (pcie_clk && clk_src && (lane == 5)) {
+ reg_set((void __iomem *)DFX_DEV_GEN_CTRL12,
+ 0x3 << DFX_DEV_GEN_PCIE_CLK_SRC_OFFSET,
+ DFX_DEV_GEN_PCIE_CLK_SRC_MASK);
+ }
+
+ debug("stage: RFU configurations - hard reset comphy\n");
+ /* RFU configurations - hard reset comphy */
+ mask = COMMON_PHY_CFG1_PWR_UP_MASK;
+ data = 0x1 << COMMON_PHY_CFG1_PWR_UP_OFFSET;
+ mask |= COMMON_PHY_CFG1_PIPE_SELECT_MASK;
+ data |= 0x1 << COMMON_PHY_CFG1_PIPE_SELECT_OFFSET;
+ mask |= COMMON_PHY_CFG1_PWR_ON_RESET_MASK;
+ data |= 0x0 << COMMON_PHY_CFG1_PWR_ON_RESET_OFFSET;
+ mask |= COMMON_PHY_CFG1_CORE_RSTN_MASK;
+ data |= 0x0 << COMMON_PHY_CFG1_CORE_RSTN_OFFSET;
+ mask |= COMMON_PHY_PHY_MODE_MASK;
+ data |= 0x0 << COMMON_PHY_PHY_MODE_OFFSET;
+ reg_set(comphy_addr + COMMON_PHY_CFG1_REG, data, mask);
+
+ /* release from hard reset */
+ mask = COMMON_PHY_CFG1_PWR_ON_RESET_MASK;
+ data = 0x1 << COMMON_PHY_CFG1_PWR_ON_RESET_OFFSET;
+ mask |= COMMON_PHY_CFG1_CORE_RSTN_MASK;
+ data |= 0x1 << COMMON_PHY_CFG1_CORE_RSTN_OFFSET;
+ reg_set(comphy_addr + COMMON_PHY_CFG1_REG, data, mask);
+
+ /* Wait 1ms - until band gap and ref clock ready */
+ mdelay(1);
+ /* Start comphy Configuration */
+ debug("stage: Comphy configuration\n");
+ /* Set PIPE soft reset */
+ mask = HPIPE_RST_CLK_CTRL_PIPE_RST_MASK;
+ data = 0x1 << HPIPE_RST_CLK_CTRL_PIPE_RST_OFFSET;
+ /* Set PHY datapath width mode for V0 */
+ mask |= HPIPE_RST_CLK_CTRL_FIXED_PCLK_MASK;
+ data |= 0x1 << HPIPE_RST_CLK_CTRL_FIXED_PCLK_OFFSET;
+ /* Set Data bus width USB mode for V0 */
+ mask |= HPIPE_RST_CLK_CTRL_PIPE_WIDTH_MASK;
+ data |= 0x0 << HPIPE_RST_CLK_CTRL_PIPE_WIDTH_OFFSET;
+ /* Set CORE_CLK output frequency for 250Mhz */
+ mask |= HPIPE_RST_CLK_CTRL_CORE_FREQ_SEL_MASK;
+ data |= 0x0 << HPIPE_RST_CLK_CTRL_CORE_FREQ_SEL_OFFSET;
+ reg_set(hpipe_addr + HPIPE_RST_CLK_CTRL_REG, data, mask);
+ /* Set PLL ready delay for 0x2 */
+ data = 0x2 << HPIPE_CLK_SRC_LO_PLL_RDY_DL_OFFSET;
+ mask = HPIPE_CLK_SRC_LO_PLL_RDY_DL_MASK;
+ if (pcie_width != 1) {
+ data |= 0x1 << HPIPE_CLK_SRC_LO_BUNDLE_PERIOD_SEL_OFFSET;
+ mask |= HPIPE_CLK_SRC_LO_BUNDLE_PERIOD_SEL_MASK;
+ data |= 0x1 << HPIPE_CLK_SRC_LO_BUNDLE_PERIOD_SCALE_OFFSET;
+ mask |= HPIPE_CLK_SRC_LO_BUNDLE_PERIOD_SCALE_MASK;
+ }
+ reg_set(hpipe_addr + HPIPE_CLK_SRC_LO_REG, data, mask);
+
+ /* Set PIPE mode interface to PCIe3 - 0x1 & set lane order */
+ data = 0x1 << HPIPE_CLK_SRC_HI_MODE_PIPE_OFFSET;
+ mask = HPIPE_CLK_SRC_HI_MODE_PIPE_MASK;
+ if (pcie_width != 1) {
+ mask |= HPIPE_CLK_SRC_HI_LANE_STRT_MASK;
+ mask |= HPIPE_CLK_SRC_HI_LANE_MASTER_MASK;
+ mask |= HPIPE_CLK_SRC_HI_LANE_BREAK_MASK;
+ if (lane == 0) {
+ data |= 0x1 << HPIPE_CLK_SRC_HI_LANE_STRT_OFFSET;
+ data |= 0x1 << HPIPE_CLK_SRC_HI_LANE_MASTER_OFFSET;
+ } else if (lane == (pcie_width - 1)) {
+ data |= 0x1 << HPIPE_CLK_SRC_HI_LANE_BREAK_OFFSET;
+ }
+ }
+ reg_set(hpipe_addr + HPIPE_CLK_SRC_HI_REG, data, mask);
+ /* Config update polarity equalization */
+ reg_set(hpipe_addr + HPIPE_LANE_EQ_CFG1_REG,
+ 0x1 << HPIPE_CFG_UPDATE_POLARITY_OFFSET,
+ HPIPE_CFG_UPDATE_POLARITY_MASK);
+ /* Set PIPE version 4 to mode enable */
+ reg_set(hpipe_addr + HPIPE_DFE_CTRL_28_REG,
+ 0x1 << HPIPE_DFE_CTRL_28_PIPE4_OFFSET,
+ HPIPE_DFE_CTRL_28_PIPE4_MASK);
+ /* TODO: check if pcie clock is output/input - for bringup use input*/
+ /* Enable PIN clock 100M_125M */
+ mask = 0;
+ data = 0;
+ /* Only if clock is output, configure the clock-source mux */
+ if (pcie_clk) {
+ mask |= HPIPE_MISC_CLK100M_125M_MASK;
+ data |= 0x1 << HPIPE_MISC_CLK100M_125M_OFFSET;
+ }
+ /*
+ * Set PIN_TXDCLK_2X Clock Frequency Selection for outputs 500MHz
+ * clock
+ */
+ mask |= HPIPE_MISC_TXDCLK_2X_MASK;
+ data |= 0x0 << HPIPE_MISC_TXDCLK_2X_OFFSET;
+ /* Enable 500MHz Clock */
+ mask |= HPIPE_MISC_CLK500_EN_MASK;
+ data |= 0x1 << HPIPE_MISC_CLK500_EN_OFFSET;
+ if (pcie_clk) { /* output */
+ /* Set reference clock comes from group 1 */
+ mask |= HPIPE_MISC_REFCLK_SEL_MASK;
+ data |= 0x0 << HPIPE_MISC_REFCLK_SEL_OFFSET;
+ } else {
+ /* Set reference clock comes from group 2 */
+ mask |= HPIPE_MISC_REFCLK_SEL_MASK;
+ data |= 0x1 << HPIPE_MISC_REFCLK_SEL_OFFSET;
+ }
+ reg_set(hpipe_addr + HPIPE_MISC_REG, data, mask);
+ if (pcie_clk) { /* output */
+ /* Set reference frequcency select - 0x2 for 25MHz*/
+ mask = HPIPE_PWR_PLL_REF_FREQ_MASK;
+ data = 0x2 << HPIPE_PWR_PLL_REF_FREQ_OFFSET;
+ } else {
+ /* Set reference frequcency select - 0x0 for 100MHz*/
+ mask = HPIPE_PWR_PLL_REF_FREQ_MASK;
+ data = 0x0 << HPIPE_PWR_PLL_REF_FREQ_OFFSET;
+ }
+ /* Set PHY mode to PCIe */
+ mask |= HPIPE_PWR_PLL_PHY_MODE_MASK;
+ data |= 0x3 << HPIPE_PWR_PLL_PHY_MODE_OFFSET;
+ reg_set(hpipe_addr + HPIPE_PWR_PLL_REG, data, mask);
+
+ /* ref clock alignment */
+ if (pcie_width != 1) {
+ mask = HPIPE_LANE_ALIGN_OFF_MASK;
+ data = 0x0 << HPIPE_LANE_ALIGN_OFF_OFFSET;
+ reg_set(hpipe_addr + HPIPE_LANE_ALIGN_REG, data, mask);
+ }
+
+ /*
+ * Set the amount of time spent in the LoZ state - set for 0x7 only if
+ * the PCIe clock is output
+ */
+ if (pcie_clk) {
+ reg_set(hpipe_addr + HPIPE_GLOBAL_PM_CTRL,
+ 0x7 << HPIPE_GLOBAL_PM_RXDLOZ_WAIT_OFFSET,
+ HPIPE_GLOBAL_PM_RXDLOZ_WAIT_MASK);
+ }
+
+ /* Set Maximal PHY Generation Setting(8Gbps) */
+ mask = HPIPE_INTERFACE_GEN_MAX_MASK;
+ data = 0x2 << HPIPE_INTERFACE_GEN_MAX_OFFSET;
+ /* Set Link Train Mode (Tx training control pins are used) */
+ mask |= HPIPE_INTERFACE_LINK_TRAIN_MASK;
+ data |= 0x1 << HPIPE_INTERFACE_LINK_TRAIN_OFFSET;
+ reg_set(hpipe_addr + HPIPE_INTERFACE_REG, data, mask);
+
+ /* Set Idle_sync enable */
+ mask = HPIPE_PCIE_IDLE_SYNC_MASK;
+ data = 0x1 << HPIPE_PCIE_IDLE_SYNC_OFFSET;
+ /* Select bits for PCIE Gen3(32bit) */
+ mask |= HPIPE_PCIE_SEL_BITS_MASK;
+ data |= 0x2 << HPIPE_PCIE_SEL_BITS_OFFSET;
+ reg_set(hpipe_addr + HPIPE_PCIE_REG0, data, mask);
+
+ /* Enable Tx_adapt_g1 */
+ mask = HPIPE_TX_TRAIN_CTRL_G1_MASK;
+ data = 0x1 << HPIPE_TX_TRAIN_CTRL_G1_OFFSET;
+ /* Enable Tx_adapt_gn1 */
+ mask |= HPIPE_TX_TRAIN_CTRL_GN1_MASK;
+ data |= 0x1 << HPIPE_TX_TRAIN_CTRL_GN1_OFFSET;
+ /* Disable Tx_adapt_g0 */
+ mask |= HPIPE_TX_TRAIN_CTRL_G0_MASK;
+ data |= 0x0 << HPIPE_TX_TRAIN_CTRL_G0_OFFSET;
+ reg_set(hpipe_addr + HPIPE_TX_TRAIN_CTRL_REG, data, mask);
+
+ /* Set reg_tx_train_chk_init */
+ mask = HPIPE_TX_TRAIN_CHK_INIT_MASK;
+ data = 0x0 << HPIPE_TX_TRAIN_CHK_INIT_OFFSET;
+ /* Enable TX_COE_FM_PIN_PCIE3_EN */
+ mask |= HPIPE_TX_TRAIN_COE_FM_PIN_PCIE3_MASK;
+ data |= 0x1 << HPIPE_TX_TRAIN_COE_FM_PIN_PCIE3_OFFSET;
+ reg_set(hpipe_addr + HPIPE_TX_TRAIN_REG, data, mask);
+
+ debug("stage: TRx training parameters\n");
+ /* Set Preset sweep configurations */
+ mask = HPIPE_TX_TX_STATUS_CHECK_MODE_MASK;
+ data = 0x1 << HPIPE_TX_STATUS_CHECK_MODE_OFFSET;
+
+ mask |= HPIPE_TX_NUM_OF_PRESET_MASK;
+ data |= 0x7 << HPIPE_TX_NUM_OF_PRESET_OFFSET;
+
+ mask |= HPIPE_TX_SWEEP_PRESET_EN_MASK;
+ data |= 0x1 << HPIPE_TX_SWEEP_PRESET_EN_OFFSET;
+ reg_set(hpipe_addr + HPIPE_TX_TRAIN_CTRL_11_REG, data, mask);
+
+ /* Tx train start configuration */
+ mask = HPIPE_TX_TRAIN_START_SQ_EN_MASK;
+ data = 0x1 << HPIPE_TX_TRAIN_START_SQ_EN_OFFSET;
+
+ mask |= HPIPE_TX_TRAIN_START_FRM_DET_EN_MASK;
+ data |= 0x0 << HPIPE_TX_TRAIN_START_FRM_DET_EN_OFFSET;
+
+ mask |= HPIPE_TX_TRAIN_START_FRM_LOCK_EN_MASK;
+ data |= 0x0 << HPIPE_TX_TRAIN_START_FRM_LOCK_EN_OFFSET;
+
+ mask |= HPIPE_TX_TRAIN_WAIT_TIME_EN_MASK;
+ data |= 0x1 << HPIPE_TX_TRAIN_WAIT_TIME_EN_OFFSET;
+ reg_set(hpipe_addr + HPIPE_TX_TRAIN_CTRL_5_REG, data, mask);
+
+ /* Enable Tx train P2P */
+ mask = HPIPE_TX_TRAIN_P2P_HOLD_MASK;
+ data = 0x1 << HPIPE_TX_TRAIN_P2P_HOLD_OFFSET;
+ reg_set(hpipe_addr + HPIPE_TX_TRAIN_CTRL_0_REG, data, mask);
+
+ /* Configure Tx train timeout */
+ mask = HPIPE_TRX_TRAIN_TIMER_MASK;
+ data = 0x17 << HPIPE_TRX_TRAIN_TIMER_OFFSET;
+ reg_set(hpipe_addr + HPIPE_TX_TRAIN_CTRL_4_REG, data, mask);
+
+ /* Disable G0/G1/GN1 adaptation */
+ mask = HPIPE_TX_TRAIN_CTRL_G1_MASK | HPIPE_TX_TRAIN_CTRL_GN1_MASK
+ | HPIPE_TX_TRAIN_CTRL_G0_OFFSET;
+ data = 0;
+ reg_set(hpipe_addr + HPIPE_TX_TRAIN_CTRL_REG, data, mask);
+
+ /* Disable DTL frequency loop */
+ mask = HPIPE_PWR_CTR_DTL_FLOOP_EN_MASK;
+ data = 0x0 << HPIPE_PWR_CTR_DTL_FLOOP_EN_OFFSET;
+ reg_set(hpipe_addr + HPIPE_PWR_CTR_DTL_REG, data, mask);
+
+ /* Configure G3 DFE */
+ mask = HPIPE_G3_DFE_RES_MASK;
+ data = 0x3 << HPIPE_G3_DFE_RES_OFFSET;
+ reg_set(hpipe_addr + HPIPE_G3_SETTING_4_REG, data, mask);
+
+ /* Force DFE resolution (use GEN table value) */
+ mask = HPIPE_DFE_RES_FORCE_MASK;
+ data = 0x1 << HPIPE_DFE_RES_FORCE_OFFSET;
+ reg_set(hpipe_addr + HPIPE_DFE_REG0, data, mask);
+
+ /* Configure initial and final coefficient value for receiver */
+ mask = HPIPE_G3_RX_SELMUPI_MASK;
+ data = 0x1 << HPIPE_G3_RX_SELMUPI_OFFSET;
+
+ mask |= HPIPE_G3_RX_SELMUPF_MASK;
+ data |= 0x1 << HPIPE_G3_RX_SELMUPF_OFFSET;
+
+ mask |= HPIPE_G3_SETTING_BIT_MASK;
+ data |= 0x0 << HPIPE_G3_SETTING_BIT_OFFSET;
+ reg_set(hpipe_addr + HPIPE_G3_SETTINGS_1_REG, data, mask);
+
+ /* Trigger sampler enable pulse */
+ mask = HPIPE_SMAPLER_MASK;
+ data = 0x1 << HPIPE_SMAPLER_OFFSET;
+ reg_set(hpipe_addr + HPIPE_SAMPLER_N_PROC_CALIB_CTRL_REG, data, mask);
+ udelay(5);
+ reg_set(hpipe_addr + HPIPE_SAMPLER_N_PROC_CALIB_CTRL_REG, 0, mask);
+
+ /* FFE resistor tuning for different bandwidth */
+ mask = HPIPE_G3_FFE_DEG_RES_LEVEL_MASK;
+ data = 0x1 << HPIPE_G3_FFE_DEG_RES_LEVEL_OFFSET;
+
+ mask |= HPIPE_G3_FFE_LOAD_RES_LEVEL_MASK;
+ data |= 0x1 << HPIPE_G3_FFE_LOAD_RES_LEVEL_OFFSET;
+ reg_set(hpipe_addr + HPIPE_G3_SETTING_3_REG, data, mask);
+
+ /* Set phy in root complex mode */
+ mask = HPIPE_CFG_PHY_RC_EP_MASK;
+ data = 0x1 << HPIPE_CFG_PHY_RC_EP_OFFSET;
+ reg_set(hpipe_addr + HPIPE_LANE_EQU_CONFIG_0_REG, data, mask);
+
+ debug("stage: Comphy power up\n");
+
+ /*
+ * For PCIe by4 or by2 - release from reset only after finish to
+ * configure all lanes
+ */
+ if ((pcie_width == 1) || (lane == (pcie_width - 1))) {
+ u32 i, start_lane, end_lane;
+
+ if (pcie_width != 1) {
+ /* allows writing to all lanes in one write */
+ reg_set(comphy_base + COMMON_PHY_SD_CTRL1,
+ 0x0 <<
+ COMMON_PHY_SD_CTRL1_COMPHY_0_4_PORT_OFFSET,
+ COMMON_PHY_SD_CTRL1_COMPHY_0_4_PORT_MASK);
+ start_lane = 0;
+ end_lane = pcie_width;
+
+ /*
+ * Release from PIPE soft reset
+ * for PCIe by4 or by2 - release from soft reset
+ * all lanes - can't use read modify write
+ */
+ reg_set(HPIPE_ADDR(hpipe_base, 0) +
+ HPIPE_RST_CLK_CTRL_REG, 0x24, 0xffffffff);
+ } else {
+ start_lane = lane;
+ end_lane = lane + 1;
+
+ /*
+ * Release from PIPE soft reset
+ * for PCIe by4 or by2 - release from soft reset
+ * all lanes
+ */
+ reg_set(hpipe_addr + HPIPE_RST_CLK_CTRL_REG,
+ 0x0 << HPIPE_RST_CLK_CTRL_PIPE_RST_OFFSET,
+ HPIPE_RST_CLK_CTRL_PIPE_RST_MASK);
+ }
+
+
+ if (pcie_width != 1) {
+ /* disable writing to all lanes with one write */
+ reg_set(comphy_base + COMMON_PHY_SD_CTRL1,
+ 0x3210 <<
+ COMMON_PHY_SD_CTRL1_COMPHY_0_4_PORT_OFFSET,
+ COMMON_PHY_SD_CTRL1_COMPHY_0_4_PORT_MASK);
+ }
+
+ debug("stage: Check PLL\n");
+ /* Read lane status */
+ for (i = start_lane; i < end_lane; i++) {
+ addr = HPIPE_ADDR(hpipe_base, i) +
+ HPIPE_LANE_STATUS1_REG;
+ data = HPIPE_LANE_STATUS1_PCLK_EN_MASK;
+ mask = data;
+ data = polling_with_timeout(addr, data, mask, 15000);
+ if (data != 0) {
+ debug("Read from reg = %p - value = 0x%x\n",
+ hpipe_addr + HPIPE_LANE_STATUS1_REG,
+ data);
+ error("HPIPE_LANE_STATUS1_PCLK_EN_MASK is 0\n");
+ ret = 0;
+ }
+ }
+ }
+
+ debug_exit();
+ return ret;
+}
+
+static int comphy_usb3_power_up(u32 lane, void __iomem *hpipe_base,
+ void __iomem *comphy_base)
+{
+ u32 mask, data, ret = 1;
+ void __iomem *hpipe_addr = HPIPE_ADDR(hpipe_base, lane);
+ void __iomem *comphy_addr = COMPHY_ADDR(comphy_base, lane);
+ void __iomem *addr;
+
+ debug_enter();
+ debug("stage: RFU configurations - hard reset comphy\n");
+ /* RFU configurations - hard reset comphy */
+ mask = COMMON_PHY_CFG1_PWR_UP_MASK;
+ data = 0x1 << COMMON_PHY_CFG1_PWR_UP_OFFSET;
+ mask |= COMMON_PHY_CFG1_PIPE_SELECT_MASK;
+ data |= 0x1 << COMMON_PHY_CFG1_PIPE_SELECT_OFFSET;
+ mask |= COMMON_PHY_CFG1_PWR_ON_RESET_MASK;
+ data |= 0x0 << COMMON_PHY_CFG1_PWR_ON_RESET_OFFSET;
+ mask |= COMMON_PHY_CFG1_CORE_RSTN_MASK;
+ data |= 0x0 << COMMON_PHY_CFG1_CORE_RSTN_OFFSET;
+ mask |= COMMON_PHY_PHY_MODE_MASK;
+ data |= 0x1 << COMMON_PHY_PHY_MODE_OFFSET;
+ reg_set(comphy_addr + COMMON_PHY_CFG1_REG, data, mask);
+
+ /* release from hard reset */
+ mask = COMMON_PHY_CFG1_PWR_ON_RESET_MASK;
+ data = 0x1 << COMMON_PHY_CFG1_PWR_ON_RESET_OFFSET;
+ mask |= COMMON_PHY_CFG1_CORE_RSTN_MASK;
+ data |= 0x1 << COMMON_PHY_CFG1_CORE_RSTN_OFFSET;
+ reg_set(comphy_addr + COMMON_PHY_CFG1_REG, data, mask);
+
+ /* Wait 1ms - until band gap and ref clock ready */
+ mdelay(1);
+
+ /* Start comphy Configuration */
+ debug("stage: Comphy configuration\n");
+ /* Set PIPE soft reset */
+ mask = HPIPE_RST_CLK_CTRL_PIPE_RST_MASK;
+ data = 0x1 << HPIPE_RST_CLK_CTRL_PIPE_RST_OFFSET;
+ /* Set PHY datapath width mode for V0 */
+ mask |= HPIPE_RST_CLK_CTRL_FIXED_PCLK_MASK;
+ data |= 0x0 << HPIPE_RST_CLK_CTRL_FIXED_PCLK_OFFSET;
+ /* Set Data bus width USB mode for V0 */
+ mask |= HPIPE_RST_CLK_CTRL_PIPE_WIDTH_MASK;
+ data |= 0x0 << HPIPE_RST_CLK_CTRL_PIPE_WIDTH_OFFSET;
+ /* Set CORE_CLK output frequency for 250Mhz */
+ mask |= HPIPE_RST_CLK_CTRL_CORE_FREQ_SEL_MASK;
+ data |= 0x0 << HPIPE_RST_CLK_CTRL_CORE_FREQ_SEL_OFFSET;
+ reg_set(hpipe_addr + HPIPE_RST_CLK_CTRL_REG, data, mask);
+ /* Set PLL ready delay for 0x2 */
+ reg_set(hpipe_addr + HPIPE_CLK_SRC_LO_REG,
+ 0x2 << HPIPE_CLK_SRC_LO_PLL_RDY_DL_OFFSET,
+ HPIPE_CLK_SRC_LO_PLL_RDY_DL_MASK);
+ /* Set reference clock to come from group 1 - 25Mhz */
+ reg_set(hpipe_addr + HPIPE_MISC_REG,
+ 0x0 << HPIPE_MISC_REFCLK_SEL_OFFSET,
+ HPIPE_MISC_REFCLK_SEL_MASK);
+ /* Set reference frequcency select - 0x2 */
+ mask = HPIPE_PWR_PLL_REF_FREQ_MASK;
+ data = 0x2 << HPIPE_PWR_PLL_REF_FREQ_OFFSET;
+ /* Set PHY mode to USB - 0x5 */
+ mask |= HPIPE_PWR_PLL_PHY_MODE_MASK;
+ data |= 0x5 << HPIPE_PWR_PLL_PHY_MODE_OFFSET;
+ reg_set(hpipe_addr + HPIPE_PWR_PLL_REG, data, mask);
+ /* Set the amount of time spent in the LoZ state - set for 0x7 */
+ reg_set(hpipe_addr + HPIPE_GLOBAL_PM_CTRL,
+ 0x7 << HPIPE_GLOBAL_PM_RXDLOZ_WAIT_OFFSET,
+ HPIPE_GLOBAL_PM_RXDLOZ_WAIT_MASK);
+ /* Set max PHY generation setting - 5Gbps */
+ reg_set(hpipe_addr + HPIPE_INTERFACE_REG,
+ 0x1 << HPIPE_INTERFACE_GEN_MAX_OFFSET,
+ HPIPE_INTERFACE_GEN_MAX_MASK);
+ /* Set select data width 20Bit (SEL_BITS[2:0]) */
+ reg_set(hpipe_addr + HPIPE_LOOPBACK_REG,
+ 0x1 << HPIPE_LOOPBACK_SEL_OFFSET,
+ HPIPE_LOOPBACK_SEL_MASK);
+ /* select de-emphasize 3.5db */
+ reg_set(hpipe_addr + HPIPE_LANE_CONFIG0_REG,
+ 0x1 << HPIPE_LANE_CONFIG0_TXDEEMPH0_OFFSET,
+ HPIPE_LANE_CONFIG0_TXDEEMPH0_MASK);
+ /* override tx margining from the MAC */
+ reg_set(hpipe_addr + HPIPE_TST_MODE_CTRL_REG,
+ 0x1 << HPIPE_TST_MODE_CTRL_MODE_MARGIN_OFFSET,
+ HPIPE_TST_MODE_CTRL_MODE_MARGIN_MASK);
+
+ /* Start analog paramters from ETP(HW) */
+ debug("stage: Analog paramters from ETP(HW)\n");
+ /* Set Pin DFE_PAT_DIS -> Bit[1]: PIN_DFE_PAT_DIS = 0x0 */
+ mask = HPIPE_LANE_CFG4_DFE_CTRL_MASK;
+ data = 0x1 << HPIPE_LANE_CFG4_DFE_CTRL_OFFSET;
+ /* Set Override PHY DFE control pins for 0x1 */
+ mask |= HPIPE_LANE_CFG4_DFE_OVER_MASK;
+ data |= 0x1 << HPIPE_LANE_CFG4_DFE_OVER_OFFSET;
+ /* Set Spread Spectrum Clock Enable fot 0x1 */
+ mask |= HPIPE_LANE_CFG4_SSC_CTRL_MASK;
+ data |= 0x1 << HPIPE_LANE_CFG4_SSC_CTRL_OFFSET;
+ reg_set(hpipe_addr + HPIPE_LANE_CFG4_REG, data, mask);
+ /* End of analog parameters */
+
+ debug("stage: Comphy power up\n");
+ /* Release from PIPE soft reset */
+ reg_set(hpipe_addr + HPIPE_RST_CLK_CTRL_REG,
+ 0x0 << HPIPE_RST_CLK_CTRL_PIPE_RST_OFFSET,
+ HPIPE_RST_CLK_CTRL_PIPE_RST_MASK);
+
+ /* wait 15ms - for comphy calibration done */
+ debug("stage: Check PLL\n");
+ /* Read lane status */
+ addr = hpipe_addr + HPIPE_LANE_STATUS1_REG;
+ data = HPIPE_LANE_STATUS1_PCLK_EN_MASK;
+ mask = data;
+ data = polling_with_timeout(addr, data, mask, 15000);
+ if (data != 0) {
+ debug("Read from reg = %p - value = 0x%x\n",
+ hpipe_addr + HPIPE_LANE_STATUS1_REG, data);
+ error("HPIPE_LANE_STATUS1_PCLK_EN_MASK is 0\n");
+ ret = 0;
+ }
+
+ debug_exit();
+ return ret;
+}
+
+static int comphy_sata_power_up(u32 lane, void __iomem *hpipe_base,
+ void __iomem *comphy_base, int comphy_index)
+{
+ u32 mask, data, i, ret = 1;
+ void __iomem *hpipe_addr = HPIPE_ADDR(hpipe_base, lane);
+ void __iomem *sd_ip_addr = SD_ADDR(hpipe_base, lane);
+ void __iomem *comphy_addr = COMPHY_ADDR(comphy_base, lane);
+ void __iomem *addr;
+ void __iomem *sata_base = NULL;
+ int sata_node = -1; /* Set to -1 in order to read the first sata node */
+
+ debug_enter();
+
+ /*
+ * Assumption - each CP has only one SATA controller
+ * Calling fdt_node_offset_by_compatible first time (with sata_node = -1
+ * will return the first node always.
+ * In order to parse each CPs SATA node, fdt_node_offset_by_compatible
+ * must be called again (according to the CP id)
+ */
+ for (i = 0; i < (comphy_index + 1); i++)
+ sata_node = fdt_node_offset_by_compatible(
+ gd->fdt_blob, sata_node, "marvell,armada-8k-ahci");
+
+ if (sata_node == 0) {
+ error("SATA node not found in FDT\n");
+ return 0;
+ }
+
+ sata_base = (void __iomem *)fdtdec_get_addr_size_auto_noparent(
+ gd->fdt_blob, sata_node, "reg", 0, NULL, true);
+ if (sata_base == NULL) {
+ error("SATA address not found in FDT\n");
+ return 0;
+ }
+
+ debug("SATA address found in FDT %p\n", sata_base);
+
+ debug("stage: MAC configuration - power down comphy\n");
+ /*
+ * MAC configuration powe down comphy use indirect address for
+ * vendor spesific SATA control register
+ */
+ reg_set(sata_base + SATA3_VENDOR_ADDRESS,
+ SATA_CONTROL_REG << SATA3_VENDOR_ADDR_OFSSET,
+ SATA3_VENDOR_ADDR_MASK);
+ /* SATA 0 power down */
+ mask = SATA3_CTRL_SATA0_PD_MASK;
+ data = 0x1 << SATA3_CTRL_SATA0_PD_OFFSET;
+ /* SATA 1 power down */
+ mask |= SATA3_CTRL_SATA1_PD_MASK;
+ data |= 0x1 << SATA3_CTRL_SATA1_PD_OFFSET;
+ /* SATA SSU disable */
+ mask |= SATA3_CTRL_SATA1_ENABLE_MASK;
+ data |= 0x0 << SATA3_CTRL_SATA1_ENABLE_OFFSET;
+ /* SATA port 1 disable */
+ mask |= SATA3_CTRL_SATA_SSU_MASK;
+ data |= 0x0 << SATA3_CTRL_SATA_SSU_OFFSET;
+ reg_set(sata_base + SATA3_VENDOR_DATA, data, mask);
+
+ debug("stage: RFU configurations - hard reset comphy\n");
+ /* RFU configurations - hard reset comphy */
+ mask = COMMON_PHY_CFG1_PWR_UP_MASK;
+ data = 0x1 << COMMON_PHY_CFG1_PWR_UP_OFFSET;
+ mask |= COMMON_PHY_CFG1_PIPE_SELECT_MASK;
+ data |= 0x0 << COMMON_PHY_CFG1_PIPE_SELECT_OFFSET;
+ mask |= COMMON_PHY_CFG1_PWR_ON_RESET_MASK;
+ data |= 0x0 << COMMON_PHY_CFG1_PWR_ON_RESET_OFFSET;
+ mask |= COMMON_PHY_CFG1_CORE_RSTN_MASK;
+ data |= 0x0 << COMMON_PHY_CFG1_CORE_RSTN_OFFSET;
+ reg_set(comphy_addr + COMMON_PHY_CFG1_REG, data, mask);
+
+ /* Set select data width 40Bit - SATA mode only */
+ reg_set(comphy_addr + COMMON_PHY_CFG6_REG,
+ 0x1 << COMMON_PHY_CFG6_IF_40_SEL_OFFSET,
+ COMMON_PHY_CFG6_IF_40_SEL_MASK);
+
+ /* release from hard reset in SD external */
+ mask = SD_EXTERNAL_CONFIG1_RESET_IN_MASK;
+ data = 0x1 << SD_EXTERNAL_CONFIG1_RESET_IN_OFFSET;
+ mask |= SD_EXTERNAL_CONFIG1_RESET_CORE_MASK;
+ data |= 0x1 << SD_EXTERNAL_CONFIG1_RESET_CORE_OFFSET;
+ reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, data, mask);
+
+ /* Wait 1ms - until band gap and ref clock ready */
+ mdelay(1);
+
+ debug("stage: Comphy configuration\n");
+ /* Start comphy Configuration */
+ /* Set reference clock to comes from group 1 - choose 25Mhz */
+ reg_set(hpipe_addr + HPIPE_MISC_REG,
+ 0x0 << HPIPE_MISC_REFCLK_SEL_OFFSET,
+ HPIPE_MISC_REFCLK_SEL_MASK);
+ /* Reference frequency select set 1 (for SATA = 25Mhz) */
+ mask = HPIPE_PWR_PLL_REF_FREQ_MASK;
+ data = 0x1 << HPIPE_PWR_PLL_REF_FREQ_OFFSET;
+ /* PHY mode select (set SATA = 0x0 */
+ mask |= HPIPE_PWR_PLL_PHY_MODE_MASK;
+ data |= 0x0 << HPIPE_PWR_PLL_PHY_MODE_OFFSET;
+ reg_set(hpipe_addr + HPIPE_PWR_PLL_REG, data, mask);
+ /* Set max PHY generation setting - 6Gbps */
+ reg_set(hpipe_addr + HPIPE_INTERFACE_REG,
+ 0x2 << HPIPE_INTERFACE_GEN_MAX_OFFSET,
+ HPIPE_INTERFACE_GEN_MAX_MASK);
+ /* Set select data width 40Bit (SEL_BITS[2:0]) */
+ reg_set(hpipe_addr + HPIPE_LOOPBACK_REG,
+ 0x2 << HPIPE_LOOPBACK_SEL_OFFSET, HPIPE_LOOPBACK_SEL_MASK);
+
+ debug("stage: Analog paramters from ETP(HW)\n");
+ /*
+ * TODO: Set analog paramters from ETP(HW) - for now use the
+ * default datas
+ */
+
+ /* DFE reset sequence */
+ reg_set(hpipe_addr + HPIPE_PWR_CTR_REG,
+ 0x1 << HPIPE_PWR_CTR_RST_DFE_OFFSET,
+ HPIPE_PWR_CTR_RST_DFE_MASK);
+ reg_set(hpipe_addr + HPIPE_PWR_CTR_REG,
+ 0x0 << HPIPE_PWR_CTR_RST_DFE_OFFSET,
+ HPIPE_PWR_CTR_RST_DFE_MASK);
+ /* SW reset for interupt logic */
+ reg_set(hpipe_addr + HPIPE_PWR_CTR_REG,
+ 0x1 << HPIPE_PWR_CTR_SFT_RST_OFFSET,
+ HPIPE_PWR_CTR_SFT_RST_MASK);
+ reg_set(hpipe_addr + HPIPE_PWR_CTR_REG,
+ 0x0 << HPIPE_PWR_CTR_SFT_RST_OFFSET,
+ HPIPE_PWR_CTR_SFT_RST_MASK);
+
+ debug("stage: Comphy power up\n");
+ /*
+ * MAC configuration power up comphy - power up PLL/TX/RX
+ * use indirect address for vendor spesific SATA control register
+ */
+ reg_set(sata_base + SATA3_VENDOR_ADDRESS,
+ SATA_CONTROL_REG << SATA3_VENDOR_ADDR_OFSSET,
+ SATA3_VENDOR_ADDR_MASK);
+ /* SATA 0 power up */
+ mask = SATA3_CTRL_SATA0_PD_MASK;
+ data = 0x0 << SATA3_CTRL_SATA0_PD_OFFSET;
+ /* SATA 1 power up */
+ mask |= SATA3_CTRL_SATA1_PD_MASK;
+ data |= 0x0 << SATA3_CTRL_SATA1_PD_OFFSET;
+ /* SATA SSU enable */
+ mask |= SATA3_CTRL_SATA1_ENABLE_MASK;
+ data |= 0x1 << SATA3_CTRL_SATA1_ENABLE_OFFSET;
+ /* SATA port 1 enable */
+ mask |= SATA3_CTRL_SATA_SSU_MASK;
+ data |= 0x1 << SATA3_CTRL_SATA_SSU_OFFSET;
+ reg_set(sata_base + SATA3_VENDOR_DATA, data, mask);
+
+ /* MBUS request size and interface select register */
+ reg_set(sata_base + SATA3_VENDOR_ADDRESS,
+ SATA_MBUS_SIZE_SELECT_REG << SATA3_VENDOR_ADDR_OFSSET,
+ SATA3_VENDOR_ADDR_MASK);
+ /* Mbus regret enable */
+ reg_set(sata_base + SATA3_VENDOR_DATA,
+ 0x1 << SATA_MBUS_REGRET_EN_OFFSET, SATA_MBUS_REGRET_EN_MASK);
+
+ debug("stage: Check PLL\n");
+
+ addr = sd_ip_addr + SD_EXTERNAL_STATUS0_REG;
+ data = SD_EXTERNAL_STATUS0_PLL_TX_MASK &
+ SD_EXTERNAL_STATUS0_PLL_RX_MASK;
+ mask = data;
+ data = polling_with_timeout(addr, data, mask, 15000);
+ if (data != 0) {
+ debug("Read from reg = %p - value = 0x%x\n",
+ hpipe_addr + HPIPE_LANE_STATUS1_REG, data);
+ error("SD_EXTERNAL_STATUS0_PLL_TX is %d, SD_EXTERNAL_STATUS0_PLL_RX is %d\n",
+ (data & SD_EXTERNAL_STATUS0_PLL_TX_MASK),
+ (data & SD_EXTERNAL_STATUS0_PLL_RX_MASK));
+ ret = 0;
+ }
+
+ debug_exit();
+ return ret;
+}
+
+static int comphy_sgmii_power_up(u32 lane, u32 sgmii_speed,
+ void __iomem *hpipe_base,
+ void __iomem *comphy_base)
+{
+ u32 mask, data, ret = 1;
+ void __iomem *hpipe_addr = HPIPE_ADDR(hpipe_base, lane);
+ void __iomem *sd_ip_addr = SD_ADDR(hpipe_base, lane);
+ void __iomem *comphy_addr = COMPHY_ADDR(comphy_base, lane);
+ void __iomem *addr;
+
+ debug_enter();
+ debug("stage: RFU configurations - hard reset comphy\n");
+ /* RFU configurations - hard reset comphy */
+ mask = COMMON_PHY_CFG1_PWR_UP_MASK;
+ data = 0x1 << COMMON_PHY_CFG1_PWR_UP_OFFSET;
+ mask |= COMMON_PHY_CFG1_PIPE_SELECT_MASK;
+ data |= 0x0 << COMMON_PHY_CFG1_PIPE_SELECT_OFFSET;
+ reg_set(comphy_addr + COMMON_PHY_CFG1_REG, data, mask);
+
+ /* Select Baud Rate of Comphy And PD_PLL/Tx/Rx */
+ mask = SD_EXTERNAL_CONFIG0_SD_PU_PLL_MASK;
+ data = 0x0 << SD_EXTERNAL_CONFIG0_SD_PU_PLL_OFFSET;
+ mask |= SD_EXTERNAL_CONFIG0_SD_PHY_GEN_RX_MASK;
+ mask |= SD_EXTERNAL_CONFIG0_SD_PHY_GEN_TX_MASK;
+ if (sgmii_speed == PHY_SPEED_1_25G) {
+ data |= 0x6 << SD_EXTERNAL_CONFIG0_SD_PHY_GEN_RX_OFFSET;
+ data |= 0x6 << SD_EXTERNAL_CONFIG0_SD_PHY_GEN_TX_OFFSET;
+ } else {
+ /* 3.125G */
+ data |= 0x8 << SD_EXTERNAL_CONFIG0_SD_PHY_GEN_RX_OFFSET;
+ data |= 0x8 << SD_EXTERNAL_CONFIG0_SD_PHY_GEN_TX_OFFSET;
+ }
+ mask |= SD_EXTERNAL_CONFIG0_SD_PU_RX_MASK;
+ data |= 0 << SD_EXTERNAL_CONFIG0_SD_PU_RX_OFFSET;
+ mask |= SD_EXTERNAL_CONFIG0_SD_PU_TX_MASK;
+ data |= 0 << SD_EXTERNAL_CONFIG0_SD_PU_TX_OFFSET;
+ mask |= SD_EXTERNAL_CONFIG0_HALF_BUS_MODE_MASK;
+ data |= 1 << SD_EXTERNAL_CONFIG0_HALF_BUS_MODE_OFFSET;
+ reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG0_REG, data, mask);
+
+ /* release from hard reset */
+ mask = SD_EXTERNAL_CONFIG1_RESET_IN_MASK;
+ data = 0x0 << SD_EXTERNAL_CONFIG1_RESET_IN_OFFSET;
+ mask |= SD_EXTERNAL_CONFIG1_RESET_CORE_MASK;
+ data |= 0x0 << SD_EXTERNAL_CONFIG1_RESET_CORE_OFFSET;
+ mask |= SD_EXTERNAL_CONFIG1_RF_RESET_IN_MASK;
+ data |= 0x0 << SD_EXTERNAL_CONFIG1_RF_RESET_IN_OFFSET;
+ reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, data, mask);
+
+ /* release from hard reset */
+ mask = SD_EXTERNAL_CONFIG1_RESET_IN_MASK;
+ data = 0x1 << SD_EXTERNAL_CONFIG1_RESET_IN_OFFSET;
+ mask |= SD_EXTERNAL_CONFIG1_RESET_CORE_MASK;
+ data |= 0x1 << SD_EXTERNAL_CONFIG1_RESET_CORE_OFFSET;
+ reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, data, mask);
+
+
+ /* Wait 1ms - until band gap and ref clock ready */
+ mdelay(1);
+
+ /* Start comphy Configuration */
+ debug("stage: Comphy configuration\n");
+ /* set reference clock */
+ mask = HPIPE_MISC_REFCLK_SEL_MASK;
+ data = 0x0 << HPIPE_MISC_REFCLK_SEL_OFFSET;
+ reg_set(hpipe_addr + HPIPE_MISC_REG, data, mask);
+ /* Power and PLL Control */
+ mask = HPIPE_PWR_PLL_REF_FREQ_MASK;
+ data = 0x1 << HPIPE_PWR_PLL_REF_FREQ_OFFSET;
+ mask |= HPIPE_PWR_PLL_PHY_MODE_MASK;
+ data |= 0x4 << HPIPE_PWR_PLL_PHY_MODE_OFFSET;
+ reg_set(hpipe_addr + HPIPE_PWR_PLL_REG, data, mask);
+ /* Loopback register */
+ mask = HPIPE_LOOPBACK_SEL_MASK;
+ data = 0x1 << HPIPE_LOOPBACK_SEL_OFFSET;
+ reg_set(hpipe_addr + HPIPE_LOOPBACK_REG, data, mask);
+ /* rx control 1 */
+ mask = HPIPE_RX_CONTROL_1_RXCLK2X_SEL_MASK;
+ data = 0x1 << HPIPE_RX_CONTROL_1_RXCLK2X_SEL_OFFSET;
+ mask |= HPIPE_RX_CONTROL_1_CLK8T_EN_MASK;
+ data |= 0x0 << HPIPE_RX_CONTROL_1_CLK8T_EN_OFFSET;
+ reg_set(hpipe_addr + HPIPE_RX_CONTROL_1_REG, data, mask);
+ /* DTL Control */
+ mask = HPIPE_PWR_CTR_DTL_FLOOP_EN_MASK;
+ data = 0x0 << HPIPE_PWR_CTR_DTL_FLOOP_EN_OFFSET;
+ reg_set(hpipe_addr + HPIPE_PWR_CTR_DTL_REG, data, mask);
+
+ /* Set analog paramters from ETP(HW) - for now use the default datas */
+ debug("stage: Analog paramters from ETP(HW)\n");
+
+ reg_set(hpipe_addr + HPIPE_G1_SET_0_REG,
+ 0x1 << HPIPE_G1_SET_0_G1_TX_EMPH1_OFFSET,
+ HPIPE_G1_SET_0_G1_TX_EMPH1_MASK);
+
+ debug("stage: RFU configurations- Power Up PLL,Tx,Rx\n");
+ /* SERDES External Configuration */
+ mask = SD_EXTERNAL_CONFIG0_SD_PU_PLL_MASK;
+ data = 0x1 << SD_EXTERNAL_CONFIG0_SD_PU_PLL_OFFSET;
+ mask |= SD_EXTERNAL_CONFIG0_SD_PU_RX_MASK;
+ data |= 0x1 << SD_EXTERNAL_CONFIG0_SD_PU_RX_OFFSET;
+ mask |= SD_EXTERNAL_CONFIG0_SD_PU_TX_MASK;
+ data |= 0x1 << SD_EXTERNAL_CONFIG0_SD_PU_TX_OFFSET;
+ reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG0_REG, data, mask);
+
+ /* check PLL rx & tx ready */
+ addr = sd_ip_addr + SD_EXTERNAL_STATUS0_REG;
+ data = SD_EXTERNAL_STATUS0_PLL_RX_MASK |
+ SD_EXTERNAL_STATUS0_PLL_TX_MASK;
+ mask = data;
+ data = polling_with_timeout(addr, data, mask, 15000);
+ if (data != 0) {
+ debug("Read from reg = %p - value = 0x%x\n",
+ sd_ip_addr + SD_EXTERNAL_STATUS0_REG, data);
+ error("SD_EXTERNAL_STATUS0_PLL_RX is %d, SD_EXTERNAL_STATUS0_PLL_TX is %d\n",
+ (data & SD_EXTERNAL_STATUS0_PLL_RX_MASK),
+ (data & SD_EXTERNAL_STATUS0_PLL_TX_MASK));
+ ret = 0;
+ }
+
+ /* RX init */
+ mask = SD_EXTERNAL_CONFIG1_RX_INIT_MASK;
+ data = 0x1 << SD_EXTERNAL_CONFIG1_RX_INIT_OFFSET;
+ reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, data, mask);
+
+ /* check that RX init done */
+ addr = sd_ip_addr + SD_EXTERNAL_STATUS0_REG;
+ data = SD_EXTERNAL_STATUS0_RX_INIT_MASK;
+ mask = data;
+ data = polling_with_timeout(addr, data, mask, 100);
+ if (data != 0) {
+ debug("Read from reg = %p - value = 0x%x\n", sd_ip_addr + SD_EXTERNAL_STATUS0_REG, data);
+ error("SD_EXTERNAL_STATUS0_RX_INIT is 0\n");
+ ret = 0;
+ }
+
+ debug("stage: RF Reset\n");
+ /* RF Reset */
+ mask = SD_EXTERNAL_CONFIG1_RX_INIT_MASK;
+ data = 0x0 << SD_EXTERNAL_CONFIG1_RX_INIT_OFFSET;
+ mask |= SD_EXTERNAL_CONFIG1_RF_RESET_IN_MASK;
+ data |= 0x1 << SD_EXTERNAL_CONFIG1_RF_RESET_IN_OFFSET;
+ reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, data, mask);
+
+ debug_exit();
+ return ret;
+}
+
+static int comphy_kr_power_up(u32 lane, void __iomem *hpipe_base,
+ void __iomem *comphy_base)
+{
+ u32 mask, data, ret = 1;
+ void __iomem *hpipe_addr = HPIPE_ADDR(hpipe_base, lane);
+ void __iomem *sd_ip_addr = SD_ADDR(hpipe_base, lane);
+ void __iomem *comphy_addr = COMPHY_ADDR(comphy_base, lane);
+ void __iomem *addr;
+
+ debug_enter();
+ debug("stage: RFU configurations - hard reset comphy\n");
+ /* RFU configurations - hard reset comphy */
+ mask = COMMON_PHY_CFG1_PWR_UP_MASK;
+ data = 0x1 << COMMON_PHY_CFG1_PWR_UP_OFFSET;
+ mask |= COMMON_PHY_CFG1_PIPE_SELECT_MASK;
+ data |= 0x0 << COMMON_PHY_CFG1_PIPE_SELECT_OFFSET;
+ reg_set(comphy_addr + COMMON_PHY_CFG1_REG, data, mask);
+
+ /* Select Baud Rate of Comphy And PD_PLL/Tx/Rx */
+ mask = SD_EXTERNAL_CONFIG0_SD_PU_PLL_MASK;
+ data = 0x0 << SD_EXTERNAL_CONFIG0_SD_PU_PLL_OFFSET;
+ mask |= SD_EXTERNAL_CONFIG0_SD_PHY_GEN_RX_MASK;
+ data |= 0xE << SD_EXTERNAL_CONFIG0_SD_PHY_GEN_RX_OFFSET;
+ mask |= SD_EXTERNAL_CONFIG0_SD_PHY_GEN_TX_MASK;
+ data |= 0xE << SD_EXTERNAL_CONFIG0_SD_PHY_GEN_TX_OFFSET;
+ mask |= SD_EXTERNAL_CONFIG0_SD_PU_RX_MASK;
+ data |= 0 << SD_EXTERNAL_CONFIG0_SD_PU_RX_OFFSET;
+ mask |= SD_EXTERNAL_CONFIG0_SD_PU_TX_MASK;
+ data |= 0 << SD_EXTERNAL_CONFIG0_SD_PU_TX_OFFSET;
+ mask |= SD_EXTERNAL_CONFIG0_HALF_BUS_MODE_MASK;
+ data |= 0 << SD_EXTERNAL_CONFIG0_HALF_BUS_MODE_OFFSET;
+ reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG0_REG, data, mask);
+
+ /* release from hard reset */
+ mask = SD_EXTERNAL_CONFIG1_RESET_IN_MASK;
+ data = 0x0 << SD_EXTERNAL_CONFIG1_RESET_IN_OFFSET;
+ mask |= SD_EXTERNAL_CONFIG1_RESET_CORE_MASK;
+ data |= 0x0 << SD_EXTERNAL_CONFIG1_RESET_CORE_OFFSET;
+ mask |= SD_EXTERNAL_CONFIG1_RF_RESET_IN_MASK;
+ data |= 0x0 << SD_EXTERNAL_CONFIG1_RF_RESET_IN_OFFSET;
+ reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, data, mask);
+
+ mask = SD_EXTERNAL_CONFIG1_RESET_IN_MASK;
+ data = 0x1 << SD_EXTERNAL_CONFIG1_RESET_IN_OFFSET;
+ mask |= SD_EXTERNAL_CONFIG1_RESET_CORE_MASK;
+ data |= 0x1 << SD_EXTERNAL_CONFIG1_RESET_CORE_OFFSET;
+ reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, data, mask);
+
+
+ /* Wait 1ms - until band gap and ref clock ready */
+ mdelay(1);
+
+ /* Start comphy Configuration */
+ debug("stage: Comphy configuration\n");
+ /* set reference clock */
+ mask = HPIPE_MISC_ICP_FORCE_MASK;
+ data = 0x1 << HPIPE_MISC_ICP_FORCE_OFFSET;
+ mask |= HPIPE_MISC_REFCLK_SEL_MASK;
+ data |= 0x0 << HPIPE_MISC_REFCLK_SEL_OFFSET;
+ reg_set(hpipe_addr + HPIPE_MISC_REG, data, mask);
+ /* Power and PLL Control */
+ mask = HPIPE_PWR_PLL_REF_FREQ_MASK;
+ data = 0x1 << HPIPE_PWR_PLL_REF_FREQ_OFFSET;
+ mask |= HPIPE_PWR_PLL_PHY_MODE_MASK;
+ data |= 0x4 << HPIPE_PWR_PLL_PHY_MODE_OFFSET;
+ reg_set(hpipe_addr + HPIPE_PWR_PLL_REG, data, mask);
+ /* Loopback register */
+ mask = HPIPE_LOOPBACK_SEL_MASK;
+ data = 0x1 << HPIPE_LOOPBACK_SEL_OFFSET;
+ reg_set(hpipe_addr + HPIPE_LOOPBACK_REG, data, mask);
+ /* rx control 1 */
+ mask = HPIPE_RX_CONTROL_1_RXCLK2X_SEL_MASK;
+ data = 0x1 << HPIPE_RX_CONTROL_1_RXCLK2X_SEL_OFFSET;
+ mask |= HPIPE_RX_CONTROL_1_CLK8T_EN_MASK;
+ data |= 0x1 << HPIPE_RX_CONTROL_1_CLK8T_EN_OFFSET;
+ reg_set(hpipe_addr + HPIPE_RX_CONTROL_1_REG, data, mask);
+ /* DTL Control */
+ mask = HPIPE_PWR_CTR_DTL_FLOOP_EN_MASK;
+ data = 0x1 << HPIPE_PWR_CTR_DTL_FLOOP_EN_OFFSET;
+ reg_set(hpipe_addr + HPIPE_PWR_CTR_DTL_REG, data, mask);
+
+ /* Set analog paramters from ETP(HW) */
+ debug("stage: Analog paramters from ETP(HW)\n");
+ /* SERDES External Configuration 2 */
+ mask = SD_EXTERNAL_CONFIG2_PIN_DFE_EN_MASK;
+ data = 0x1 << SD_EXTERNAL_CONFIG2_PIN_DFE_EN_OFFSET;
+ reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG2_REG, data, mask);
+ /* 0x7-DFE Resolution control */
+ mask = HPIPE_DFE_RES_FORCE_MASK;
+ data = 0x1 << HPIPE_DFE_RES_FORCE_OFFSET;
+ reg_set(hpipe_addr + HPIPE_DFE_REG0, data, mask);
+ /* 0xd-G1_Setting_0 */
+ mask = HPIPE_G1_SET_0_G1_TX_AMP_MASK;
+ data = 0x1c << HPIPE_G1_SET_0_G1_TX_AMP_OFFSET;
+ mask |= HPIPE_G1_SET_0_G1_TX_EMPH1_MASK;
+ data |= 0xe << HPIPE_G1_SET_0_G1_TX_EMPH1_OFFSET;
+ reg_set(hpipe_addr + HPIPE_G1_SET_0_REG, data, mask);
+ /* Genration 1 setting 2 (G1_Setting_2) */
+ mask = HPIPE_G1_SET_2_G1_TX_EMPH0_MASK;
+ data = 0x0 << HPIPE_G1_SET_2_G1_TX_EMPH0_OFFSET;
+ mask |= HPIPE_G1_SET_2_G1_TX_EMPH0_EN_MASK;
+ data |= 0x1 << HPIPE_G1_SET_2_G1_TX_EMPH0_EN_OFFSET;
+ reg_set(hpipe_addr + HPIPE_G1_SET_2_REG, data, mask);
+ /* Transmitter Slew Rate Control register (tx_reg1) */
+ mask = HPIPE_TX_REG1_TX_EMPH_RES_MASK;
+ data = 0x3 << HPIPE_TX_REG1_TX_EMPH_RES_OFFSET;
+ mask |= HPIPE_TX_REG1_SLC_EN_MASK;
+ data |= 0x3f << HPIPE_TX_REG1_SLC_EN_OFFSET;
+ reg_set(hpipe_addr + HPIPE_TX_REG1_REG, data, mask);
+ /* Impedance Calibration Control register (cal_reg1) */
+ mask = HPIPE_CAL_REG_1_EXT_TXIMP_MASK;
+ data = 0xe << HPIPE_CAL_REG_1_EXT_TXIMP_OFFSET;
+ mask |= HPIPE_CAL_REG_1_EXT_TXIMP_EN_MASK;
+ data |= 0x1 << HPIPE_CAL_REG_1_EXT_TXIMP_EN_OFFSET;
+ reg_set(hpipe_addr + HPIPE_CAL_REG1_REG, data, mask);
+ /* Generation 1 Setting 5 (g1_setting_5) */
+ mask = HPIPE_G1_SETTING_5_G1_ICP_MASK;
+ data = 0 << HPIPE_CAL_REG_1_EXT_TXIMP_OFFSET;
+ reg_set(hpipe_addr + HPIPE_G1_SETTING_5_REG, data, mask);
+ /* 0xE-G1_Setting_1 */
+ mask = HPIPE_G1_SET_1_G1_RX_SELMUPI_MASK;
+ data = 0x1 << HPIPE_G1_SET_1_G1_RX_SELMUPI_OFFSET;
+ mask |= HPIPE_G1_SET_1_G1_RX_SELMUPP_MASK;
+ data |= 0x1 << HPIPE_G1_SET_1_G1_RX_SELMUPP_OFFSET;
+ mask |= HPIPE_G1_SET_1_G1_RX_DFE_EN_MASK;
+ data |= 0x1 << HPIPE_G1_SET_1_G1_RX_DFE_EN_OFFSET;
+ reg_set(hpipe_addr + HPIPE_G1_SET_1_REG, data, mask);
+ /* 0xA-DFE_Reg3 */
+ mask = HPIPE_DFE_F3_F5_DFE_EN_MASK;
+ data = 0x0 << HPIPE_DFE_F3_F5_DFE_EN_OFFSET;
+ mask |= HPIPE_DFE_F3_F5_DFE_CTRL_MASK;
+ data |= 0x0 << HPIPE_DFE_F3_F5_DFE_CTRL_OFFSET;
+ reg_set(hpipe_addr + HPIPE_DFE_F3_F5_REG, data, mask);
+
+ /* 0x111-G1_Setting_4 */
+ mask = HPIPE_G1_SETTINGS_4_G1_DFE_RES_MASK;
+ data = 0x1 << HPIPE_G1_SETTINGS_4_G1_DFE_RES_OFFSET;
+ reg_set(hpipe_addr + HPIPE_G1_SETTINGS_4_REG, data, mask);
+ /* Genration 1 setting 3 (G1_Setting_3) */
+ mask = HPIPE_G1_SETTINGS_3_G1_FBCK_SEL_MASK;
+ data = 0x1 << HPIPE_G1_SETTINGS_3_G1_FBCK_SEL_OFFSET;
+ reg_set(hpipe_addr + HPIPE_G1_SETTINGS_3_REG, data, mask);
+
+ debug("stage: RFU configurations- Power Up PLL,Tx,Rx\n");
+ /* SERDES External Configuration */
+ mask = SD_EXTERNAL_CONFIG0_SD_PU_PLL_MASK;
+ data = 0x1 << SD_EXTERNAL_CONFIG0_SD_PU_PLL_OFFSET;
+ mask |= SD_EXTERNAL_CONFIG0_SD_PU_RX_MASK;
+ data |= 0x1 << SD_EXTERNAL_CONFIG0_SD_PU_RX_OFFSET;
+ mask |= SD_EXTERNAL_CONFIG0_SD_PU_TX_MASK;
+ data |= 0x1 << SD_EXTERNAL_CONFIG0_SD_PU_TX_OFFSET;
+ reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG0_REG, data, mask);
+
+
+ /* check PLL rx & tx ready */
+ addr = sd_ip_addr + SD_EXTERNAL_STATUS0_REG;
+ data = SD_EXTERNAL_STATUS0_PLL_RX_MASK |
+ SD_EXTERNAL_STATUS0_PLL_TX_MASK;
+ mask = data;
+ data = polling_with_timeout(addr, data, mask, 15000);
+ if (data != 0) {
+ debug("Read from reg = %p - value = 0x%x\n", sd_ip_addr + SD_EXTERNAL_STATUS0_REG, data);
+ error("SD_EXTERNAL_STATUS0_PLL_RX is %d, SD_EXTERNAL_STATUS0_PLL_TX is %d\n",
+ (data & SD_EXTERNAL_STATUS0_PLL_RX_MASK),
+ (data & SD_EXTERNAL_STATUS0_PLL_TX_MASK));
+ ret = 0;
+ }
+
+ /* RX init */
+ mask = SD_EXTERNAL_CONFIG1_RX_INIT_MASK;
+ data = 0x1 << SD_EXTERNAL_CONFIG1_RX_INIT_OFFSET;
+ reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, data, mask);
+
+
+ /* check that RX init done */
+ addr = sd_ip_addr + SD_EXTERNAL_STATUS0_REG;
+ data = SD_EXTERNAL_STATUS0_RX_INIT_MASK;
+ mask = data;
+ data = polling_with_timeout(addr, data, mask, 100);
+ if (data != 0) {
+ debug("Read from reg = %p - value = 0x%x\n",
+ sd_ip_addr + SD_EXTERNAL_STATUS0_REG, data);
+ error("SD_EXTERNAL_STATUS0_RX_INIT is 0\n");
+ ret = 0;
+ }
+
+ debug("stage: RF Reset\n");
+ /* RF Reset */
+ mask = SD_EXTERNAL_CONFIG1_RX_INIT_MASK;
+ data = 0x0 << SD_EXTERNAL_CONFIG1_RX_INIT_OFFSET;
+ mask |= SD_EXTERNAL_CONFIG1_RF_RESET_IN_MASK;
+ data |= 0x1 << SD_EXTERNAL_CONFIG1_RF_RESET_IN_OFFSET;
+ reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, data, mask);
+
+ debug_exit();
+ return ret;
+}
+
+static int comphy_rxauii_power_up(u32 lane, void __iomem *hpipe_base,
+ void __iomem *comphy_base)
+{
+ u32 mask, data, ret = 1;
+ void __iomem *hpipe_addr = HPIPE_ADDR(hpipe_base, lane);
+ void __iomem *sd_ip_addr = SD_ADDR(hpipe_base, lane);
+ void __iomem *comphy_addr = COMPHY_ADDR(comphy_base, lane);
+ void __iomem *addr;
+
+ debug_enter();
+ debug("stage: RFU configurations - hard reset comphy\n");
+ /* RFU configurations - hard reset comphy */
+ mask = COMMON_PHY_CFG1_PWR_UP_MASK;
+ data = 0x1 << COMMON_PHY_CFG1_PWR_UP_OFFSET;
+ mask |= COMMON_PHY_CFG1_PIPE_SELECT_MASK;
+ data |= 0x0 << COMMON_PHY_CFG1_PIPE_SELECT_OFFSET;
+ reg_set(comphy_addr + COMMON_PHY_CFG1_REG, data, mask);
+
+ if (lane == 2) {
+ reg_set(comphy_base + COMMON_PHY_SD_CTRL1,
+ 0x1 << COMMON_PHY_SD_CTRL1_RXAUI0_OFFSET,
+ COMMON_PHY_SD_CTRL1_RXAUI0_MASK);
+ }
+ if (lane == 4) {
+ reg_set(comphy_base + COMMON_PHY_SD_CTRL1,
+ 0x1 << COMMON_PHY_SD_CTRL1_RXAUI1_OFFSET,
+ COMMON_PHY_SD_CTRL1_RXAUI1_MASK);
+ }
+
+ /* Select Baud Rate of Comphy And PD_PLL/Tx/Rx */
+ mask = SD_EXTERNAL_CONFIG0_SD_PU_PLL_MASK;
+ data = 0x0 << SD_EXTERNAL_CONFIG0_SD_PU_PLL_OFFSET;
+ mask |= SD_EXTERNAL_CONFIG0_SD_PHY_GEN_RX_MASK;
+ data |= 0xB << SD_EXTERNAL_CONFIG0_SD_PHY_GEN_RX_OFFSET;
+ mask |= SD_EXTERNAL_CONFIG0_SD_PHY_GEN_TX_MASK;
+ data |= 0xB << SD_EXTERNAL_CONFIG0_SD_PHY_GEN_TX_OFFSET;
+ mask |= SD_EXTERNAL_CONFIG0_SD_PU_RX_MASK;
+ data |= 0x0 << SD_EXTERNAL_CONFIG0_SD_PU_RX_OFFSET;
+ mask |= SD_EXTERNAL_CONFIG0_SD_PU_TX_MASK;
+ data |= 0x0 << SD_EXTERNAL_CONFIG0_SD_PU_TX_OFFSET;
+ mask |= SD_EXTERNAL_CONFIG0_HALF_BUS_MODE_MASK;
+ data |= 0x0 << SD_EXTERNAL_CONFIG0_HALF_BUS_MODE_OFFSET;
+ mask |= SD_EXTERNAL_CONFIG0_MEDIA_MODE_MASK;
+ data |= 0x1 << SD_EXTERNAL_CONFIG0_MEDIA_MODE_OFFSET;
+ reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG0_REG, data, mask);
+
+ /* release from hard reset */
+ mask = SD_EXTERNAL_CONFIG1_RESET_IN_MASK;
+ data = 0x0 << SD_EXTERNAL_CONFIG1_RESET_IN_OFFSET;
+ mask |= SD_EXTERNAL_CONFIG1_RESET_CORE_MASK;
+ data |= 0x0 << SD_EXTERNAL_CONFIG1_RESET_CORE_OFFSET;
+ mask |= SD_EXTERNAL_CONFIG1_RF_RESET_IN_MASK;
+ data |= 0x0 << SD_EXTERNAL_CONFIG1_RF_RESET_IN_OFFSET;
+ reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, data, mask);
+
+ mask = SD_EXTERNAL_CONFIG1_RESET_IN_MASK;
+ data = 0x1 << SD_EXTERNAL_CONFIG1_RESET_IN_OFFSET;
+ mask |= SD_EXTERNAL_CONFIG1_RESET_CORE_MASK;
+ data |= 0x1 << SD_EXTERNAL_CONFIG1_RESET_CORE_OFFSET;
+ reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, data, mask);
+
+ /* Wait 1ms - until band gap and ref clock ready */
+ mdelay(1);
+
+ /* Start comphy Configuration */
+ debug("stage: Comphy configuration\n");
+ /* set reference clock */
+ reg_set(hpipe_addr + HPIPE_MISC_REG,
+ 0x0 << HPIPE_MISC_REFCLK_SEL_OFFSET,
+ HPIPE_MISC_REFCLK_SEL_MASK);
+ /* Power and PLL Control */
+ mask = HPIPE_PWR_PLL_REF_FREQ_MASK;
+ data = 0x1 << HPIPE_PWR_PLL_REF_FREQ_OFFSET;
+ mask |= HPIPE_PWR_PLL_PHY_MODE_MASK;
+ data |= 0x4 << HPIPE_PWR_PLL_PHY_MODE_OFFSET;
+ reg_set(hpipe_addr + HPIPE_PWR_PLL_REG, data, mask);
+ /* Loopback register */
+ reg_set(hpipe_addr + HPIPE_LOOPBACK_REG,
+ 0x1 << HPIPE_LOOPBACK_SEL_OFFSET, HPIPE_LOOPBACK_SEL_MASK);
+ /* rx control 1 */
+ mask = HPIPE_RX_CONTROL_1_RXCLK2X_SEL_MASK;
+ data = 0x1 << HPIPE_RX_CONTROL_1_RXCLK2X_SEL_OFFSET;
+ mask |= HPIPE_RX_CONTROL_1_CLK8T_EN_MASK;
+ data |= 0x1 << HPIPE_RX_CONTROL_1_CLK8T_EN_OFFSET;
+ reg_set(hpipe_addr + HPIPE_RX_CONTROL_1_REG, data, mask);
+ /* DTL Control */
+ reg_set(hpipe_addr + HPIPE_PWR_CTR_DTL_REG,
+ 0x0 << HPIPE_PWR_CTR_DTL_FLOOP_EN_OFFSET,
+ HPIPE_PWR_CTR_DTL_FLOOP_EN_MASK);
+
+ /* Set analog paramters from ETP(HW) */
+ debug("stage: Analog paramters from ETP(HW)\n");
+ /* SERDES External Configuration 2 */
+ reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG2_REG,
+ 0x1 << SD_EXTERNAL_CONFIG2_PIN_DFE_EN_OFFSET,
+ SD_EXTERNAL_CONFIG2_PIN_DFE_EN_MASK);
+ /* 0x7-DFE Resolution control */
+ reg_set(hpipe_addr + HPIPE_DFE_REG0, 0x1 << HPIPE_DFE_RES_FORCE_OFFSET,
+ HPIPE_DFE_RES_FORCE_MASK);
+ /* 0xd-G1_Setting_0 */
+ reg_set(hpipe_addr + HPIPE_G1_SET_0_REG,
+ 0xd << HPIPE_G1_SET_0_G1_TX_EMPH1_OFFSET,
+ HPIPE_G1_SET_0_G1_TX_EMPH1_MASK);
+ /* 0xE-G1_Setting_1 */
+ mask = HPIPE_G1_SET_1_G1_RX_SELMUPI_MASK;
+ data = 0x1 << HPIPE_G1_SET_1_G1_RX_SELMUPI_OFFSET;
+ mask |= HPIPE_G1_SET_1_G1_RX_SELMUPP_MASK;
+ data |= 0x1 << HPIPE_G1_SET_1_G1_RX_SELMUPP_OFFSET;
+ mask |= HPIPE_G1_SET_1_G1_RX_DFE_EN_MASK;
+ data |= 0x1 << HPIPE_G1_SET_1_G1_RX_DFE_EN_OFFSET;
+ reg_set(hpipe_addr + HPIPE_G1_SET_1_REG, data, mask);
+ /* 0xA-DFE_Reg3 */
+ mask = HPIPE_DFE_F3_F5_DFE_EN_MASK;
+ data = 0x0 << HPIPE_DFE_F3_F5_DFE_EN_OFFSET;
+ mask |= HPIPE_DFE_F3_F5_DFE_CTRL_MASK;
+ data |= 0x0 << HPIPE_DFE_F3_F5_DFE_CTRL_OFFSET;
+ reg_set(hpipe_addr + HPIPE_DFE_F3_F5_REG, data, mask);
+
+ /* 0x111-G1_Setting_4 */
+ mask = HPIPE_G1_SETTINGS_4_G1_DFE_RES_MASK;
+ data = 0x1 << HPIPE_G1_SETTINGS_4_G1_DFE_RES_OFFSET;
+ reg_set(hpipe_addr + HPIPE_G1_SETTINGS_4_REG, data, mask);
+
+ debug("stage: RFU configurations- Power Up PLL,Tx,Rx\n");
+ /* SERDES External Configuration */
+ mask = SD_EXTERNAL_CONFIG0_SD_PU_PLL_MASK;
+ data = 0x1 << SD_EXTERNAL_CONFIG0_SD_PU_PLL_OFFSET;
+ mask |= SD_EXTERNAL_CONFIG0_SD_PU_RX_MASK;
+ data |= 0x1 << SD_EXTERNAL_CONFIG0_SD_PU_RX_OFFSET;
+ mask |= SD_EXTERNAL_CONFIG0_SD_PU_TX_MASK;
+ data |= 0x1 << SD_EXTERNAL_CONFIG0_SD_PU_TX_OFFSET;
+ reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG0_REG, data, mask);
+
+
+ /* check PLL rx & tx ready */
+ addr = sd_ip_addr + SD_EXTERNAL_STATUS0_REG;
+ data = SD_EXTERNAL_STATUS0_PLL_RX_MASK |
+ SD_EXTERNAL_STATUS0_PLL_TX_MASK;
+ mask = data;
+ data = polling_with_timeout(addr, data, mask, 15000);
+ if (data != 0) {
+ debug("Read from reg = %p - value = 0x%x\n",
+ sd_ip_addr + SD_EXTERNAL_STATUS0_REG, data);
+ error("SD_EXTERNAL_STATUS0_PLL_RX is %d, SD_EXTERNAL_STATUS0_PLL_TX is %d\n",
+ (data & SD_EXTERNAL_STATUS0_PLL_RX_MASK),
+ (data & SD_EXTERNAL_STATUS0_PLL_TX_MASK));
+ ret = 0;
+ }
+
+ /* RX init */
+ reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG,
+ 0x1 << SD_EXTERNAL_CONFIG1_RX_INIT_OFFSET,
+ SD_EXTERNAL_CONFIG1_RX_INIT_MASK);
+
+ /* check that RX init done */
+ addr = sd_ip_addr + SD_EXTERNAL_STATUS0_REG;
+ data = SD_EXTERNAL_STATUS0_RX_INIT_MASK;
+ mask = data;
+ data = polling_with_timeout(addr, data, mask, 100);
+ if (data != 0) {
+ debug("Read from reg = %p - value = 0x%x\n",
+ sd_ip_addr + SD_EXTERNAL_STATUS0_REG, data);
+ error("SD_EXTERNAL_STATUS0_RX_INIT is 0\n");
+ ret = 0;
+ }
+
+ debug("stage: RF Reset\n");
+ /* RF Reset */
+ mask = SD_EXTERNAL_CONFIG1_RX_INIT_MASK;
+ data = 0x0 << SD_EXTERNAL_CONFIG1_RX_INIT_OFFSET;
+ mask |= SD_EXTERNAL_CONFIG1_RF_RESET_IN_MASK;
+ data |= 0x1 << SD_EXTERNAL_CONFIG1_RF_RESET_IN_OFFSET;
+ reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, data, mask);
+
+ debug_exit();
+ return ret;
+}
+
+static void comphy_utmi_power_down(u32 utmi_index, void __iomem *utmi_base_addr,
+ void __iomem *usb_cfg_addr,
+ void __iomem *utmi_cfg_addr,
+ u32 utmi_phy_port)
+{
+ u32 mask, data;
+
+ debug_enter();
+ debug("stage: UTMI %d - Power down transceiver (power down Phy), Power down PLL, and SuspendDM\n",
+ utmi_index);
+ /* Power down UTMI PHY */
+ reg_set(utmi_cfg_addr, 0x0 << UTMI_PHY_CFG_PU_OFFSET,
+ UTMI_PHY_CFG_PU_MASK);
+
+ /*
+ * If UTMI connected to USB Device, configure mux prior to PHY init
+ * (Device can be connected to UTMI0 or to UTMI1)
+ */
+ if (utmi_phy_port == UTMI_PHY_TO_USB_DEVICE0) {
+ debug("stage: UTMI %d - Enable Device mode and configure UTMI mux\n",
+ utmi_index);
+ /* USB3 Device UTMI enable */
+ mask = UTMI_USB_CFG_DEVICE_EN_MASK;
+ data = 0x1 << UTMI_USB_CFG_DEVICE_EN_OFFSET;
+ /* USB3 Device UTMI MUX */
+ mask |= UTMI_USB_CFG_DEVICE_MUX_MASK;
+ data |= utmi_index << UTMI_USB_CFG_DEVICE_MUX_OFFSET;
+ reg_set(usb_cfg_addr, data, mask);
+ }
+
+ /* Set Test suspendm mode */
+ mask = UTMI_CTRL_STATUS0_SUSPENDM_MASK;
+ data = 0x1 << UTMI_CTRL_STATUS0_SUSPENDM_OFFSET;
+ /* Enable Test UTMI select */
+ mask |= UTMI_CTRL_STATUS0_TEST_SEL_MASK;
+ data |= 0x1 << UTMI_CTRL_STATUS0_TEST_SEL_OFFSET;
+ reg_set(utmi_base_addr + UTMI_CTRL_STATUS0_REG, data, mask);
+
+ /* Wait for UTMI power down */
+ mdelay(1);
+
+ debug_exit();
+ return;
+}
+
+static void comphy_utmi_phy_config(u32 utmi_index, void __iomem *utmi_base_addr,
+ void __iomem *usb_cfg_addr,
+ void __iomem *utmi_cfg_addr,
+ u32 utmi_phy_port)
+{
+ u32 mask, data;
+
+ debug_exit();
+ debug("stage: Configure UTMI PHY %d registers\n", utmi_index);
+ /* Reference Clock Divider Select */
+ mask = UTMI_PLL_CTRL_REFDIV_MASK;
+ data = 0x5 << UTMI_PLL_CTRL_REFDIV_OFFSET;
+ /* Feedback Clock Divider Select - 90 for 25Mhz*/
+ mask |= UTMI_PLL_CTRL_FBDIV_MASK;
+ data |= 0x60 << UTMI_PLL_CTRL_FBDIV_OFFSET;
+ /* Select LPFR - 0x0 for 25Mhz/5=5Mhz*/
+ mask |= UTMI_PLL_CTRL_SEL_LPFR_MASK;
+ data |= 0x0 << UTMI_PLL_CTRL_SEL_LPFR_OFFSET;
+ reg_set(utmi_base_addr + UTMI_PLL_CTRL_REG, data, mask);
+
+ /* Impedance Calibration Threshold Setting */
+ reg_set(utmi_base_addr + UTMI_CALIB_CTRL_REG,
+ 0x6 << UTMI_CALIB_CTRL_IMPCAL_VTH_OFFSET,
+ UTMI_CALIB_CTRL_IMPCAL_VTH_MASK);
+
+ /* Set LS TX driver strength coarse control */
+ mask = UTMI_TX_CH_CTRL_DRV_EN_LS_MASK;
+ data = 0x3 << UTMI_TX_CH_CTRL_DRV_EN_LS_OFFSET;
+ /* Set LS TX driver fine adjustment */
+ mask |= UTMI_TX_CH_CTRL_IMP_SEL_LS_MASK;
+ data |= 0x3 << UTMI_TX_CH_CTRL_IMP_SEL_LS_OFFSET;
+ reg_set(utmi_base_addr + UTMI_TX_CH_CTRL_REG, data, mask);
+
+ /* Enable SQ */
+ mask = UTMI_RX_CH_CTRL0_SQ_DET_MASK;
+ data = 0x0 << UTMI_RX_CH_CTRL0_SQ_DET_OFFSET;
+ /* Enable analog squelch detect */
+ mask |= UTMI_RX_CH_CTRL0_SQ_ANA_DTC_MASK;
+ data |= 0x1 << UTMI_RX_CH_CTRL0_SQ_ANA_DTC_OFFSET;
+ reg_set(utmi_base_addr + UTMI_RX_CH_CTRL0_REG, data, mask);
+
+ /* Set External squelch calibration number */
+ mask = UTMI_RX_CH_CTRL1_SQ_AMP_CAL_MASK;
+ data = 0x1 << UTMI_RX_CH_CTRL1_SQ_AMP_CAL_OFFSET;
+ /* Enable the External squelch calibration */
+ mask |= UTMI_RX_CH_CTRL1_SQ_AMP_CAL_EN_MASK;
+ data |= 0x1 << UTMI_RX_CH_CTRL1_SQ_AMP_CAL_EN_OFFSET;
+ reg_set(utmi_base_addr + UTMI_RX_CH_CTRL1_REG, data, mask);
+
+ /* Set Control VDAT Reference Voltage - 0.325V */
+ mask = UTMI_CHGDTC_CTRL_VDAT_MASK;
+ data = 0x1 << UTMI_CHGDTC_CTRL_VDAT_OFFSET;
+ /* Set Control VSRC Reference Voltage - 0.6V */
+ mask |= UTMI_CHGDTC_CTRL_VSRC_MASK;
+ data |= 0x1 << UTMI_CHGDTC_CTRL_VSRC_OFFSET;
+ reg_set(utmi_base_addr + UTMI_CHGDTC_CTRL_REG, data, mask);
+
+ debug_exit();
+ return;
+}
+
+static int comphy_utmi_power_up(u32 utmi_index, void __iomem *utmi_base_addr,
+ void __iomem *usb_cfg_addr,
+ void __iomem *utmi_cfg_addr, u32 utmi_phy_port)
+{
+ u32 data, mask, ret = 1;
+ void __iomem *addr;
+
+ debug_enter();
+ debug("stage: UTMI %d - Power up transceiver(Power up Phy), and exit SuspendDM\n",
+ utmi_index);
+ /* Power UP UTMI PHY */
+ reg_set(utmi_cfg_addr, 0x1 << UTMI_PHY_CFG_PU_OFFSET,
+ UTMI_PHY_CFG_PU_MASK);
+ /* Disable Test UTMI select */
+ reg_set(utmi_base_addr + UTMI_CTRL_STATUS0_REG,
+ 0x0 << UTMI_CTRL_STATUS0_TEST_SEL_OFFSET,
+ UTMI_CTRL_STATUS0_TEST_SEL_MASK);
+
+ debug("stage: Polling for PLL and impedance calibration done, and PLL ready done\n");
+ addr = utmi_base_addr + UTMI_CALIB_CTRL_REG;
+ data = UTMI_CALIB_CTRL_IMPCAL_DONE_MASK;
+ mask = data;
+ data = polling_with_timeout(addr, data, mask, 100);
+ if (data != 0) {
+ error("Impedance calibration is not done\n");
+ debug("Read from reg = %p - value = 0x%x\n", addr, data);
+ ret = 0;
+ }
+
+ data = UTMI_CALIB_CTRL_PLLCAL_DONE_MASK;
+ mask = data;
+ data = polling_with_timeout(addr, data, mask, 100);
+ if (data != 0) {
+ error("PLL calibration is not done\n");
+ debug("Read from reg = %p - value = 0x%x\n", addr, data);
+ ret = 0;
+ }
+
+ addr = utmi_base_addr + UTMI_PLL_CTRL_REG;
+ data = UTMI_PLL_CTRL_PLL_RDY_MASK;
+ mask = data;
+ data = polling_with_timeout(addr, data, mask, 100);
+ if (data != 0) {
+ error("PLL is not ready\n");
+ debug("Read from reg = %p - value = 0x%x\n", addr, data);
+ ret = 0;
+ }
+
+ if (ret)
+ debug("Passed\n");
+ else
+ debug("\n");
+
+ debug_exit();
+ return ret;
+}
+
+/*
+ * comphy_utmi_phy_init initialize the UTMI PHY
+ * the init split in 3 parts:
+ * 1. Power down transceiver and PLL
+ * 2. UTMI PHY configure
+ * 3. Powe up transceiver and PLL
+ * Note: - Power down/up should be once for both UTMI PHYs
+ * - comphy_dedicated_phys_init call this function if at least there is
+ * one UTMI PHY exists in FDT blob. access to cp110_utmi_data[0] is
+ * legal
+ */
+static void comphy_utmi_phy_init(u32 utmi_phy_count,
+ struct utmi_phy_data *cp110_utmi_data)
+{
+ u32 i;
+
+ debug_enter();
+ /* UTMI Power down */
+ for (i = 0; i < utmi_phy_count; i++) {
+ comphy_utmi_power_down(i, cp110_utmi_data[i].utmi_base_addr,
+ cp110_utmi_data[i].usb_cfg_addr,
+ cp110_utmi_data[i].utmi_cfg_addr,
+ cp110_utmi_data[i].utmi_phy_port);
+ }
+ /* PLL Power down */
+ debug("stage: UTMI PHY power down PLL\n");
+ for (i = 0; i < utmi_phy_count; i++) {
+ reg_set(cp110_utmi_data[i].usb_cfg_addr,
+ 0x0 << UTMI_USB_CFG_PLL_OFFSET, UTMI_USB_CFG_PLL_MASK);
+ }
+ /* UTMI configure */
+ for (i = 0; i < utmi_phy_count; i++) {
+ comphy_utmi_phy_config(i, cp110_utmi_data[i].utmi_base_addr,
+ cp110_utmi_data[i].usb_cfg_addr,
+ cp110_utmi_data[i].utmi_cfg_addr,
+ cp110_utmi_data[i].utmi_phy_port);
+ }
+ /* UTMI Power up */
+ for (i = 0; i < utmi_phy_count; i++) {
+ if (!comphy_utmi_power_up(i, cp110_utmi_data[i].utmi_base_addr,
+ cp110_utmi_data[i].usb_cfg_addr,
+ cp110_utmi_data[i].utmi_cfg_addr,
+ cp110_utmi_data[i].utmi_phy_port)) {
+ error("Failed to initialize UTMI PHY %d\n", i);
+ continue;
+ }
+ printf("UTMI PHY %d initialized to ", i);
+ if (cp110_utmi_data[i].utmi_phy_port == UTMI_PHY_TO_USB_DEVICE0)
+ printf("USB Device\n");
+ else
+ printf("USB Host%d\n",
+ cp110_utmi_data[i].utmi_phy_port);
+ }
+ /* PLL Power up */
+ debug("stage: UTMI PHY power up PLL\n");
+ for (i = 0; i < utmi_phy_count; i++) {
+ reg_set(cp110_utmi_data[i].usb_cfg_addr,
+ 0x1 << UTMI_USB_CFG_PLL_OFFSET, UTMI_USB_CFG_PLL_MASK);
+ }
+
+ debug_exit();
+ return;
+}
+
+/*
+ * comphy_dedicated_phys_init initialize the dedicated PHYs
+ * - not muxed SerDes lanes e.g. UTMI PHY
+ */
+void comphy_dedicated_phys_init(void)
+{
+ struct utmi_phy_data cp110_utmi_data[MAX_UTMI_PHY_COUNT];
+ int node;
+ int i;
+
+ debug_enter();
+ debug("Initialize USB UTMI PHYs\n");
+
+ /* Find the UTMI phy node in device tree and go over them */
+ node = fdt_node_offset_by_compatible(gd->fdt_blob, -1,
+ "marvell,mvebu-utmi-2.6.0");
+
+ i = 0;
+ while (node > 0) {
+ /* get base address of UTMI phy */
+ cp110_utmi_data[i].utmi_base_addr =
+ (void __iomem *)fdtdec_get_addr_size_auto_noparent(
+ gd->fdt_blob, node, "reg", 0, NULL, true);
+ if (cp110_utmi_data[i].utmi_base_addr == NULL) {
+ error("UTMI PHY base address is invalid\n");
+ i++;
+ continue;
+ }
+
+ /* get usb config address */
+ cp110_utmi_data[i].usb_cfg_addr =
+ (void __iomem *)fdtdec_get_addr_size_auto_noparent(
+ gd->fdt_blob, node, "reg", 1, NULL, true);
+ if (cp110_utmi_data[i].usb_cfg_addr == NULL) {
+ error("UTMI PHY base address is invalid\n");
+ i++;
+ continue;
+ }
+
+ /* get UTMI config address */
+ cp110_utmi_data[i].utmi_cfg_addr =
+ (void __iomem *)fdtdec_get_addr_size_auto_noparent(
+ gd->fdt_blob, node, "reg", 2, NULL, true);
+ if (cp110_utmi_data[i].utmi_cfg_addr == NULL) {
+ error("UTMI PHY base address is invalid\n");
+ i++;
+ continue;
+ }
+
+ /*
+ * get the port number (to check if the utmi connected to
+ * host/device)
+ */
+ cp110_utmi_data[i].utmi_phy_port = fdtdec_get_int(
+ gd->fdt_blob, node, "utmi-port", UTMI_PHY_INVALID);
+ if (cp110_utmi_data[i].utmi_phy_port == UTMI_PHY_INVALID) {
+ error("UTMI PHY port type is invalid\n");
+ i++;
+ continue;
+ }
+
+ node = fdt_node_offset_by_compatible(
+ gd->fdt_blob, node, "marvell,mvebu-utmi-2.6.0");
+ i++;
+ }
+
+ if (i > 0)
+ comphy_utmi_phy_init(i, cp110_utmi_data);
+
+ debug_exit();
+}
+
+static void comphy_mux_cp110_init(struct chip_serdes_phy_config *ptr_chip_cfg,
+ struct comphy_map *serdes_map)
+{
+ void __iomem *comphy_base_addr;
+ struct comphy_map comphy_map_pipe_data[MAX_LANE_OPTIONS];
+ struct comphy_map comphy_map_phy_data[MAX_LANE_OPTIONS];
+ u32 lane, comphy_max_count;
+
+ comphy_max_count = ptr_chip_cfg->comphy_lanes_count;
+ comphy_base_addr = ptr_chip_cfg->comphy_base_addr;
+
+ /*
+ * Copy the SerDes map configuration for PIPE map and PHY map
+ * the comphy_mux_init modify the type of the lane if the type
+ * is not valid because we have 2 selectores run the
+ * comphy_mux_init twice and after that update the original
+ * serdes_map
+ */
+ for (lane = 0; lane < comphy_max_count; lane++) {
+ comphy_map_pipe_data[lane].type = serdes_map[lane].type;
+ comphy_map_pipe_data[lane].speed = serdes_map[lane].speed;
+ comphy_map_phy_data[lane].type = serdes_map[lane].type;
+ comphy_map_phy_data[lane].speed = serdes_map[lane].speed;
+ }
+ ptr_chip_cfg->mux_data = cp110_comphy_phy_mux_data;
+ comphy_mux_init(ptr_chip_cfg, comphy_map_phy_data,
+ comphy_base_addr + COMMON_SELECTOR_PHY_OFFSET);
+
+ ptr_chip_cfg->mux_data = cp110_comphy_pipe_mux_data;
+ comphy_mux_init(ptr_chip_cfg, comphy_map_pipe_data,
+ comphy_base_addr + COMMON_SELECTOR_PIPE_OFFSET);
+ /* Fix the type after check the PHY and PIPE configuration */
+ for (lane = 0; lane < comphy_max_count; lane++) {
+ if ((comphy_map_pipe_data[lane].type == PHY_TYPE_UNCONNECTED) &&
+ (comphy_map_phy_data[lane].type == PHY_TYPE_UNCONNECTED))
+ serdes_map[lane].type = PHY_TYPE_UNCONNECTED;
+ }
+}
+
+int comphy_cp110_init(struct chip_serdes_phy_config *ptr_chip_cfg,
+ struct comphy_map *serdes_map)
+{
+ struct comphy_map *ptr_comphy_map;
+ void __iomem *comphy_base_addr, *hpipe_base_addr;
+ u32 comphy_max_count, lane, ret = 0;
+ u32 pcie_width = 0;
+
+ debug_enter();
+
+ comphy_max_count = ptr_chip_cfg->comphy_lanes_count;
+ comphy_base_addr = ptr_chip_cfg->comphy_base_addr;
+ hpipe_base_addr = ptr_chip_cfg->hpipe3_base_addr;
+
+ /* Config Comphy mux configuration */
+ comphy_mux_cp110_init(ptr_chip_cfg, serdes_map);
+
+ /* Check if the first 4 lanes configured as By-4 */
+ for (lane = 0, ptr_comphy_map = serdes_map; lane < 4;
+ lane++, ptr_comphy_map++) {
+ if (ptr_comphy_map->type != PHY_TYPE_PEX0)
+ break;
+ pcie_width++;
+ }
+
+ for (lane = 0, ptr_comphy_map = serdes_map; lane < comphy_max_count;
+ lane++, ptr_comphy_map++) {
+ debug("Initialize serdes number %d\n", lane);
+ debug("Serdes type = 0x%x\n", ptr_comphy_map->type);
+ if (lane == 4) {
+ /*
+ * PCIe lanes above the first 4 lanes, can be only
+ * by1
+ */
+ pcie_width = 1;
+ }
+ switch (ptr_comphy_map->type) {
+ case PHY_TYPE_UNCONNECTED:
+ continue;
+ break;
+ case PHY_TYPE_PEX0:
+ case PHY_TYPE_PEX1:
+ case PHY_TYPE_PEX2:
+ case PHY_TYPE_PEX3:
+ ret = comphy_pcie_power_up(
+ lane, pcie_width, ptr_comphy_map->clk_src,
+ hpipe_base_addr, comphy_base_addr);
+ break;
+ case PHY_TYPE_SATA0:
+ case PHY_TYPE_SATA1:
+ case PHY_TYPE_SATA2:
+ case PHY_TYPE_SATA3:
+ ret = comphy_sata_power_up(
+ lane, hpipe_base_addr, comphy_base_addr,
+ ptr_chip_cfg->comphy_index);
+ break;
+ case PHY_TYPE_USB3_HOST0:
+ case PHY_TYPE_USB3_HOST1:
+ case PHY_TYPE_USB3_DEVICE:
+ ret = comphy_usb3_power_up(lane, hpipe_base_addr,
+ comphy_base_addr);
+ break;
+ case PHY_TYPE_SGMII0:
+ case PHY_TYPE_SGMII1:
+ case PHY_TYPE_SGMII2:
+ case PHY_TYPE_SGMII3:
+ if (ptr_comphy_map->speed == PHY_SPEED_INVALID) {
+ debug("Warning: SGMII PHY speed in lane %d is invalid, set PHY speed to 1.25G\n",
+ lane);
+ ptr_comphy_map->speed = PHY_SPEED_1_25G;
+ }
+ ret = comphy_sgmii_power_up(
+ lane, ptr_comphy_map->speed, hpipe_base_addr,
+ comphy_base_addr);
+ break;
+ case PHY_TYPE_KR:
+ ret = comphy_kr_power_up(lane, hpipe_base_addr,
+ comphy_base_addr);
+ break;
+ case PHY_TYPE_RXAUI0:
+ case PHY_TYPE_RXAUI1:
+ ret = comphy_rxauii_power_up(lane, hpipe_base_addr,
+ comphy_base_addr);
+ break;
+ default:
+ debug("Unknown SerDes type, skip initialize SerDes %d\n",
+ lane);
+ break;
+ }
+ if (ret == 0) {
+ /*
+ * If interface wans't initialiuzed, set the lane to
+ * PHY_TYPE_UNCONNECTED state.
+ */
+ ptr_comphy_map->type = PHY_TYPE_UNCONNECTED;
+ error("PLL is not locked - Failed to initialize lane %d\n",
+ lane);
+ }
+ }
+
+ debug_exit();
+ return 0;
+}
projects / karo-tx-uboot.git / commitdiff