Re: [PATCH net-next v2 1/3] net: phy: mscc: adding LCPLL reset to VSC8514

From: Bjarni.Jonasson
Date: Tue Feb 16 2021 - 06:06:29 EST

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On Mon, 2021-02-15 at 18:25 +0100, Heiner Kallweit wrote:
> EXTERNAL EMAIL: Do not click links or open attachments unless you
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>
> On 15.02.2021 17:57, Bjarni Jonasson wrote:
> > At Power-On Reset, transients may cause the LCPLL to lock onto a
> > clock that is momentarily unstable. This is normally seen in QSGMII
> > setups where the higher speed 6G SerDes is being used.
> > This patch adds an initial LCPLL Reset to the PHY (first instance)
> > to avoid this issue.
> >
> > Signed-off-by: Steen Hegelund <steen.hegelund@xxxxxxxxxxxxx>
> > Signed-off-by: Bjarni Jonasson <bjarni.jonasson@xxxxxxxxxxxxx>
> > Fixes: e4f9ba642f0b ("net: phy: mscc: add support for VSC8514
> > PHY.")
>
> Cover letter is missing, and Fixes should be first.

I will add that.

>
> > ---
> > v1 -> v2:
> > Preserved reversed christmas tree
> > Removed forward definitions
> > Fixed build issues
> > Changed net to net-next
> >
> > drivers/net/phy/mscc/mscc.h | 8 +
> > drivers/net/phy/mscc/mscc_main.c | 354 ++++++++++++++++++++-------
> > ----
> > 2 files changed, 240 insertions(+), 122 deletions(-)
> >
> > diff --git a/drivers/net/phy/mscc/mscc.h
> > b/drivers/net/phy/mscc/mscc.h
> > index 9481bce94c2e..c2023f93c0b2 100644
> > --- a/drivers/net/phy/mscc/mscc.h
> > +++ b/drivers/net/phy/mscc/mscc.h
> > @@ -102,6 +102,7 @@ enum rgmii_clock_delay {
> > #define PHY_MCB_S6G_READ BIT(30)
> >
> > #define PHY_S6G_PLL5G_CFG0 0x06
> > +#define PHY_S6G_PLL5G_CFG2 0x08
> > #define PHY_S6G_LCPLL_CFG 0x11
> > #define PHY_S6G_PLL_CFG 0x2b
> > #define PHY_S6G_COMMON_CFG 0x2c
> > @@ -121,6 +122,9 @@ enum rgmii_clock_delay {
> > #define PHY_S6G_PLL_FSM_CTRL_DATA_POS 8
> > #define PHY_S6G_PLL_FSM_ENA_POS 7
> >
> > +#define PHY_S6G_CFG2_FSM_DIS 1
> > +#define PHY_S6G_CFG2_FSM_CLK_BP 23
> > +
> > #define MSCC_EXT_PAGE_ACCESS 31
> > #define MSCC_PHY_PAGE_STANDARD 0x0000 /* Standard
> > registers */
> > #define MSCC_PHY_PAGE_EXTENDED 0x0001 /* Extended
> > registers */
> > @@ -412,6 +416,10 @@ struct vsc8531_edge_rate_table {
> > };
> > #endif /* CONFIG_OF_MDIO */
> >
> > +enum csr_target {
> > + MACRO_CTRL = 0x07,
> > +};
> > +
> > #if IS_ENABLED(CONFIG_MACSEC)
> > int vsc8584_macsec_init(struct phy_device *phydev);
> > void vsc8584_handle_macsec_interrupt(struct phy_device *phydev);
> > diff --git a/drivers/net/phy/mscc/mscc_main.c
> > b/drivers/net/phy/mscc/mscc_main.c
> > index 2f2157e3deab..09650c3340a1 100644
> > --- a/drivers/net/phy/mscc/mscc_main.c
> > +++ b/drivers/net/phy/mscc/mscc_main.c
> > @@ -710,6 +710,113 @@ static int phy_base_read(struct phy_device
> > *phydev, u32 regnum)
> > return __phy_package_read(phydev, regnum);
> > }
> >
> > +static u32 vsc85xx_csr_read(struct phy_device *phydev,
> > + enum csr_target target, u32 reg)
> > +{
> > + unsigned long deadline;
> > + u32 val, val_l, val_h;
> > +
> > + phy_base_write(phydev, MSCC_EXT_PAGE_ACCESS,
> > MSCC_PHY_PAGE_CSR_CNTL);
> > +
> > + /* CSR registers are grouped under different Target IDs.
> > + * 6-bit Target_ID is split between MSCC_EXT_PAGE_CSR_CNTL_20
> > and
> > + * MSCC_EXT_PAGE_CSR_CNTL_19 registers.
> > + * Target_ID[5:2] maps to bits[3:0] of
> > MSCC_EXT_PAGE_CSR_CNTL_20
> > + * and Target_ID[1:0] maps to bits[13:12] of
> > MSCC_EXT_PAGE_CSR_CNTL_19.
> > + */
> > +
> > + /* Setup the Target ID */
> > + phy_base_write(phydev, MSCC_EXT_PAGE_CSR_CNTL_20,
> > + MSCC_PHY_CSR_CNTL_20_TARGET(target >> 2));
> > +
> > + if ((target >> 2 == 0x1) || (target >> 2 == 0x3))
> > + /* non-MACsec access */
> > + target &= 0x3;
> > + else
> > + target = 0;
> > +
> > + /* Trigger CSR Action - Read into the CSR's */
> > + phy_base_write(phydev, MSCC_EXT_PAGE_CSR_CNTL_19,
> > + MSCC_PHY_CSR_CNTL_19_CMD |
> > MSCC_PHY_CSR_CNTL_19_READ |
> > + MSCC_PHY_CSR_CNTL_19_REG_ADDR(reg) |
> > + MSCC_PHY_CSR_CNTL_19_TARGET(target));
> > +
> > + /* Wait for register access*/
> > + deadline = jiffies +
> > msecs_to_jiffies(PROC_CMD_NCOMPLETED_TIMEOUT_MS);
> > + do {
> > + usleep_range(500, 1000);
> > + val = phy_base_read(phydev,
> > MSCC_EXT_PAGE_CSR_CNTL_19);
> > + } while (time_before(jiffies, deadline) &&
> > + !(val & MSCC_PHY_CSR_CNTL_19_CMD));
> > +
> > + if (!(val & MSCC_PHY_CSR_CNTL_19_CMD))
> > + return 0xffffffff;
> > +
> > + /* Read the Least Significant Word (LSW) (17) */
> > + val_l = phy_base_read(phydev, MSCC_EXT_PAGE_CSR_CNTL_17);
> > +
> > + /* Read the Most Significant Word (MSW) (18) */
> > + val_h = phy_base_read(phydev, MSCC_EXT_PAGE_CSR_CNTL_18);
> > +
> > + phy_base_write(phydev, MSCC_EXT_PAGE_ACCESS,
> > + MSCC_PHY_PAGE_STANDARD);
> > +
> > + return (val_h << 16) | val_l;
> > +}
> > +
> > +static int vsc85xx_csr_write(struct phy_device *phydev,
> > + enum csr_target target, u32 reg, u32
> > val)
> > +{
> > + unsigned long deadline;
> > +
> > + phy_base_write(phydev, MSCC_EXT_PAGE_ACCESS,
> > MSCC_PHY_PAGE_CSR_CNTL);
> > +
> > + /* CSR registers are grouped under different Target IDs.
> > + * 6-bit Target_ID is split between MSCC_EXT_PAGE_CSR_CNTL_20
> > and
> > + * MSCC_EXT_PAGE_CSR_CNTL_19 registers.
> > + * Target_ID[5:2] maps to bits[3:0] of
> > MSCC_EXT_PAGE_CSR_CNTL_20
> > + * and Target_ID[1:0] maps to bits[13:12] of
> > MSCC_EXT_PAGE_CSR_CNTL_19.
> > + */
> > +
> > + /* Setup the Target ID */
> > + phy_base_write(phydev, MSCC_EXT_PAGE_CSR_CNTL_20,
> > + MSCC_PHY_CSR_CNTL_20_TARGET(target >> 2));
> > +
> > + /* Write the Least Significant Word (LSW) (17) */
> > + phy_base_write(phydev, MSCC_EXT_PAGE_CSR_CNTL_17, (u16)val);
> > +
> > + /* Write the Most Significant Word (MSW) (18) */
> > + phy_base_write(phydev, MSCC_EXT_PAGE_CSR_CNTL_18, (u16)(val
> > >> 16));
> > +
> > + if ((target >> 2 == 0x1) || (target >> 2 == 0x3))
> > + /* non-MACsec access */
> > + target &= 0x3;
> > + else
> > + target = 0;
> > +
> > + /* Trigger CSR Action - Write into the CSR's */
> > + phy_base_write(phydev, MSCC_EXT_PAGE_CSR_CNTL_19,
> > + MSCC_PHY_CSR_CNTL_19_CMD |
> > + MSCC_PHY_CSR_CNTL_19_REG_ADDR(reg) |
> > + MSCC_PHY_CSR_CNTL_19_TARGET(target));
> > +
> > + /* Wait for register access */
> > + deadline = jiffies +
> > msecs_to_jiffies(PROC_CMD_NCOMPLETED_TIMEOUT_MS);
> > + do {
> > + usleep_range(500, 1000);
> > + val = phy_base_read(phydev,
> > MSCC_EXT_PAGE_CSR_CNTL_19);
> > + } while (time_before(jiffies, deadline) &&
> > + !(val & MSCC_PHY_CSR_CNTL_19_CMD));
> > +
> > + if (!(val & MSCC_PHY_CSR_CNTL_19_CMD))
> > + return -ETIMEDOUT;
> > +
> > + phy_base_write(phydev, MSCC_EXT_PAGE_ACCESS,
> > + MSCC_PHY_PAGE_STANDARD);
> > +
> > + return 0;
> > +}
> > +
> > /* bus->mdio_lock should be locked when using this function */
> > static void vsc8584_csr_write(struct phy_device *phydev, u16 addr,
> > u32 val)
> > {
> > @@ -1131,6 +1238,96 @@ static int vsc8574_config_pre_init(struct
> > phy_device *phydev)
> > return ret;
> > }
> >
> > +/* Access LCPLL Cfg_2 */
> > +static void vsc8584_pll5g_cfg2_wr(struct phy_device *phydev,
> > + bool disable_fsm, bool
> > ena_clk_bypass)
>
> Both callers use ena_clk_bypass = 0, do you plan to add further
> users?
> Else the parameter could be removed.

I'm not aware of other users, so I will remove it.
Can insert it again if needed.

>
> > +{
> > + u32 rd_dat;
> > +
> > + rd_dat = vsc85xx_csr_read(phydev, MACRO_CTRL,
> > PHY_S6G_PLL5G_CFG2);
> > + rd_dat &= ~(BIT(PHY_S6G_CFG2_FSM_CLK_BP) |
> > BIT(PHY_S6G_CFG2_FSM_DIS));
> > + rd_dat |= (disable_fsm << PHY_S6G_CFG2_FSM_DIS) |
> > + (ena_clk_bypass << PHY_S6G_CFG2_FSM_CLK_BP);
> > + vsc85xx_csr_write(phydev, MACRO_CTRL, PHY_S6G_PLL5G_CFG2,
> > rd_dat);
> > +}
> > +
> > +/* trigger a read to the spcified MCB */
> > +static int vsc8584_mcb_rd_trig(struct phy_device *phydev,
> > + u32 mcb_reg_addr, u8 mcb_slave_num)
> > +{
> > + u32 rd_dat = 0;
> > +
> > + /* read MCB */
> > + vsc85xx_csr_write(phydev, MACRO_CTRL, mcb_reg_addr,
> > + (0x40000000 | (1L << mcb_slave_num)));
> > +
> > + return read_poll_timeout(vsc85xx_csr_read, rd_dat,
> > + !(rd_dat & 0x40000000),
> > + 4000, 200000, 0,
> > + phydev, MACRO_CTRL, mcb_reg_addr);
> > +}
> > +
> > +/* trigger a write to the spcified MCB */
> > +static int vsc8584_mcb_wr_trig(struct phy_device *phydev,
> > + u32 mcb_reg_addr,
> > + u8 mcb_slave_num)
> > +{
> > + u32 rd_dat = 0;
> > +
> > + /* write back MCB */
> > + vsc85xx_csr_write(phydev, MACRO_CTRL, mcb_reg_addr,
> > + (0x80000000 | (1L << mcb_slave_num)));
> > +
> > + return read_poll_timeout(vsc85xx_csr_read, rd_dat,
> > + !(rd_dat & 0x80000000),
> > + 4000, 200000, 0,
> > + phydev, MACRO_CTRL, mcb_reg_addr);
> > +}
> > +
> > +/* Sequence to Reset LCPLL for the VIPER and ELISE PHY */
> > +static int vsc8584_pll5g_reset(struct phy_device *phydev)
> > +{
> > + bool ena_clk_bypass;
> > + bool dis_fsm;
> > + int ret = 0;
> > +
> > + ret = vsc8584_mcb_rd_trig(phydev, 0x11, 0);
> > + if (ret < 0)
> > + goto done;
> > + dis_fsm = 1;
> > + ena_clk_bypass = 0;
> > +
> > + /* Reset LCPLL */
> > + vsc8584_pll5g_cfg2_wr(phydev, dis_fsm, ena_clk_bypass);
> > +
> > + /* write back LCPLL MCB */
> > + ret = vsc8584_mcb_wr_trig(phydev, 0x11, 0);
> > + if (ret < 0)
> > + goto done;
> > +
> > + /* 10 mSec sleep while LCPLL is hold in reset */
> > + usleep_range(10000, 20000);
> > +
> > + /* read LCPLL MCB into CSRs */
> > + ret = vsc8584_mcb_rd_trig(phydev, 0x11, 0);
> > + if (ret < 0)
> > + goto done;
> > + dis_fsm = 0;
> > + ena_clk_bypass = 0;
> > +
> > + /* Release the Reset of LCPLL */
> > + vsc8584_pll5g_cfg2_wr(phydev, dis_fsm, ena_clk_bypass);
> > +
> > + /* write back LCPLL MCB */
> > + ret = vsc8584_mcb_wr_trig(phydev, 0x11, 0);
> > + if (ret < 0)
> > + goto done;
> > +
> > + usleep_range(110000, 200000);
> > +done:
> > + return ret;
> > +}
> > +
> > /* bus->mdio_lock should be locked when using this function */
> > static int vsc8584_config_pre_init(struct phy_device *phydev)
> > {
> > @@ -1569,8 +1766,16 @@ static int vsc8514_config_pre_init(struct
> > phy_device *phydev)
> > {0x16b2, 0x00007000},
> > {0x16b4, 0x00000814},
> > };
> > + struct device *dev = &phydev->mdio.dev;
> > unsigned int i;
> > u16 reg;
> > + int ret;
> > +
> > + ret = vsc8584_pll5g_reset(phydev);
> > + if (ret < 0) {
> > + dev_err(dev, "failed LCPLL reset, ret: %d\n", ret);
> > + return ret;
> > + }
> >
> > phy_base_write(phydev, MSCC_EXT_PAGE_ACCESS,
> > MSCC_PHY_PAGE_STANDARD);
> >
> > @@ -1605,101 +1810,6 @@ static int vsc8514_config_pre_init(struct
> > phy_device *phydev)
> > return 0;
> > }
> >
> > -static u32 vsc85xx_csr_ctrl_phy_read(struct phy_device *phydev,
> > - u32 target, u32 reg)
> > -{
> > - unsigned long deadline;
> > - u32 val, val_l, val_h;
> > -
> > - phy_base_write(phydev, MSCC_EXT_PAGE_ACCESS,
> > MSCC_PHY_PAGE_CSR_CNTL);
> > -
> > - /* CSR registers are grouped under different Target IDs.
> > - * 6-bit Target_ID is split between MSCC_EXT_PAGE_CSR_CNTL_20
> > and
> > - * MSCC_EXT_PAGE_CSR_CNTL_19 registers.
> > - * Target_ID[5:2] maps to bits[3:0] of
> > MSCC_EXT_PAGE_CSR_CNTL_20
> > - * and Target_ID[1:0] maps to bits[13:12] of
> > MSCC_EXT_PAGE_CSR_CNTL_19.
> > - */
> > -
> > - /* Setup the Target ID */
> > - phy_base_write(phydev, MSCC_EXT_PAGE_CSR_CNTL_20,
> > - MSCC_PHY_CSR_CNTL_20_TARGET(target >> 2));
> > -
> > - /* Trigger CSR Action - Read into the CSR's */
> > - phy_base_write(phydev, MSCC_EXT_PAGE_CSR_CNTL_19,
> > - MSCC_PHY_CSR_CNTL_19_CMD |
> > MSCC_PHY_CSR_CNTL_19_READ |
> > - MSCC_PHY_CSR_CNTL_19_REG_ADDR(reg) |
> > - MSCC_PHY_CSR_CNTL_19_TARGET(target & 0x3));
> > -
> > - /* Wait for register access*/
> > - deadline = jiffies +
> > msecs_to_jiffies(PROC_CMD_NCOMPLETED_TIMEOUT_MS);
> > - do {
> > - usleep_range(500, 1000);
> > - val = phy_base_read(phydev,
> > MSCC_EXT_PAGE_CSR_CNTL_19);
> > - } while (time_before(jiffies, deadline) &&
> > - !(val & MSCC_PHY_CSR_CNTL_19_CMD));
> > -
> > - if (!(val & MSCC_PHY_CSR_CNTL_19_CMD))
> > - return 0xffffffff;
> > -
> > - /* Read the Least Significant Word (LSW) (17) */
> > - val_l = phy_base_read(phydev, MSCC_EXT_PAGE_CSR_CNTL_17);
> > -
> > - /* Read the Most Significant Word (MSW) (18) */
> > - val_h = phy_base_read(phydev, MSCC_EXT_PAGE_CSR_CNTL_18);
> > -
> > - phy_base_write(phydev, MSCC_EXT_PAGE_ACCESS,
> > - MSCC_PHY_PAGE_STANDARD);
> > -
> > - return (val_h << 16) | val_l;
> > -}
> > -
> > -static int vsc85xx_csr_ctrl_phy_write(struct phy_device *phydev,
> > - u32 target, u32 reg, u32 val)
> > -{
> > - unsigned long deadline;
> > -
> > - phy_base_write(phydev, MSCC_EXT_PAGE_ACCESS,
> > MSCC_PHY_PAGE_CSR_CNTL);
> > -
> > - /* CSR registers are grouped under different Target IDs.
> > - * 6-bit Target_ID is split between MSCC_EXT_PAGE_CSR_CNTL_20
> > and
> > - * MSCC_EXT_PAGE_CSR_CNTL_19 registers.
> > - * Target_ID[5:2] maps to bits[3:0] of
> > MSCC_EXT_PAGE_CSR_CNTL_20
> > - * and Target_ID[1:0] maps to bits[13:12] of
> > MSCC_EXT_PAGE_CSR_CNTL_19.
> > - */
> > -
> > - /* Setup the Target ID */
> > - phy_base_write(phydev, MSCC_EXT_PAGE_CSR_CNTL_20,
> > - MSCC_PHY_CSR_CNTL_20_TARGET(target >> 2));
> > -
> > - /* Write the Least Significant Word (LSW) (17) */
> > - phy_base_write(phydev, MSCC_EXT_PAGE_CSR_CNTL_17, (u16)val);
> > -
> > - /* Write the Most Significant Word (MSW) (18) */
> > - phy_base_write(phydev, MSCC_EXT_PAGE_CSR_CNTL_18, (u16)(val
> > >> 16));
> > -
> > - /* Trigger CSR Action - Write into the CSR's */
> > - phy_base_write(phydev, MSCC_EXT_PAGE_CSR_CNTL_19,
> > - MSCC_PHY_CSR_CNTL_19_CMD |
> > - MSCC_PHY_CSR_CNTL_19_REG_ADDR(reg) |
> > - MSCC_PHY_CSR_CNTL_19_TARGET(target & 0x3));
> > -
> > - /* Wait for register access */
> > - deadline = jiffies +
> > msecs_to_jiffies(PROC_CMD_NCOMPLETED_TIMEOUT_MS);
> > - do {
> > - usleep_range(500, 1000);
> > - val = phy_base_read(phydev,
> > MSCC_EXT_PAGE_CSR_CNTL_19);
> > - } while (time_before(jiffies, deadline) &&
> > - !(val & MSCC_PHY_CSR_CNTL_19_CMD));
> > -
> > - if (!(val & MSCC_PHY_CSR_CNTL_19_CMD))
> > - return -ETIMEDOUT;
> > -
> > - phy_base_write(phydev, MSCC_EXT_PAGE_ACCESS,
> > - MSCC_PHY_PAGE_STANDARD);
> > -
> > - return 0;
> > -}
> > -
> > static int __phy_write_mcb_s6g(struct phy_device *phydev, u32 reg,
> > u8 mcb,
> > u32 op)
> > {
> > @@ -1707,15 +1817,15 @@ static int __phy_write_mcb_s6g(struct
> > phy_device *phydev, u32 reg, u8 mcb,
> > u32 val;
> > int ret;
> >
> > - ret = vsc85xx_csr_ctrl_phy_write(phydev, PHY_MCB_TARGET, reg,
> > - op | (1 << mcb));
> > + ret = vsc85xx_csr_write(phydev, PHY_MCB_TARGET, reg,
> > + op | (1 << mcb));
> > if (ret)
> > return -EINVAL;
> >
> > deadline = jiffies +
> > msecs_to_jiffies(PROC_CMD_NCOMPLETED_TIMEOUT_MS);
> > do {
> > usleep_range(500, 1000);
> > - val = vsc85xx_csr_ctrl_phy_read(phydev,
> > PHY_MCB_TARGET, reg);
> > + val = vsc85xx_csr_read(phydev, PHY_MCB_TARGET, reg);
> >
> > if (val == 0xffffffff)
> > return -EIO;
> > @@ -1796,41 +1906,41 @@ static int vsc8514_config_init(struct
> > phy_device *phydev)
> > /* lcpll mcb */
> > phy_update_mcb_s6g(phydev, PHY_S6G_LCPLL_CFG, 0);
> > /* pll5gcfg0 */
> > - ret = vsc85xx_csr_ctrl_phy_write(phydev, PHY_MCB_TARGET,
> > - PHY_S6G_PLL5G_CFG0,
> > 0x7036f145);
> > + ret = vsc85xx_csr_write(phydev, PHY_MCB_TARGET,
> > + PHY_S6G_PLL5G_CFG0, 0x7036f145);
> > if (ret)
> > goto err;
> >
> > phy_commit_mcb_s6g(phydev, PHY_S6G_LCPLL_CFG, 0);
> > /* pllcfg */
> > - ret = vsc85xx_csr_ctrl_phy_write(phydev, PHY_MCB_TARGET,
> > - PHY_S6G_PLL_CFG,
> > - (3 <<
> > PHY_S6G_PLL_ENA_OFFS_POS) |
> > - (120 <<
> > PHY_S6G_PLL_FSM_CTRL_DATA_POS)
> > - | (0 <<
> > PHY_S6G_PLL_FSM_ENA_POS));
> > + ret = vsc85xx_csr_write(phydev, PHY_MCB_TARGET,
> > + PHY_S6G_PLL_CFG,
> > + (3 << PHY_S6G_PLL_ENA_OFFS_POS) |
> > + (120 <<
> > PHY_S6G_PLL_FSM_CTRL_DATA_POS)
> > + | (0 << PHY_S6G_PLL_FSM_ENA_POS));
> > if (ret)
> > goto err;
> >
> > /* commoncfg */
> > - ret = vsc85xx_csr_ctrl_phy_write(phydev, PHY_MCB_TARGET,
> > - PHY_S6G_COMMON_CFG,
> > - (0 << PHY_S6G_SYS_RST_POS) |
> > - (0 << PHY_S6G_ENA_LANE_POS)
> > |
> > - (0 << PHY_S6G_ENA_LOOP_POS)
> > |
> > - (0 << PHY_S6G_QRATE_POS) |
> > - (3 << PHY_S6G_IF_MODE_POS));
> > + ret = vsc85xx_csr_write(phydev, PHY_MCB_TARGET,
> > + PHY_S6G_COMMON_CFG,
> > + (0 << PHY_S6G_SYS_RST_POS) |
> > + (0 << PHY_S6G_ENA_LANE_POS) |
> > + (0 << PHY_S6G_ENA_LOOP_POS) |
> > + (0 << PHY_S6G_QRATE_POS) |
> > + (3 << PHY_S6G_IF_MODE_POS));
> > if (ret)
> > goto err;
> >
> > /* misccfg */
> > - ret = vsc85xx_csr_ctrl_phy_write(phydev, PHY_MCB_TARGET,
> > - PHY_S6G_MISC_CFG, 1);
> > + ret = vsc85xx_csr_write(phydev, PHY_MCB_TARGET,
> > + PHY_S6G_MISC_CFG, 1);
> > if (ret)
> > goto err;
> >
> > /* gpcfg */
> > - ret = vsc85xx_csr_ctrl_phy_write(phydev, PHY_MCB_TARGET,
> > - PHY_S6G_GPC_CFG, 768);
> > + ret = vsc85xx_csr_write(phydev, PHY_MCB_TARGET,
> > + PHY_S6G_GPC_CFG, 768);
> > if (ret)
> > goto err;
> >
> > @@ -1841,8 +1951,8 @@ static int vsc8514_config_init(struct
> > phy_device *phydev)
> > usleep_range(500, 1000);
> > phy_update_mcb_s6g(phydev, PHY_MCB_S6G_CFG,
> > 0); /* read 6G MCB into CSRs */
> > - reg = vsc85xx_csr_ctrl_phy_read(phydev,
> > PHY_MCB_TARGET,
> > - PHY_S6G_PLL_STATUS);
> > + reg = vsc85xx_csr_read(phydev, PHY_MCB_TARGET,
> > + PHY_S6G_PLL_STATUS);
> > if (reg == 0xffffffff) {
> > phy_unlock_mdio_bus(phydev);
> > return -EIO;
> > @@ -1856,8 +1966,8 @@ static int vsc8514_config_init(struct
> > phy_device *phydev)
> > }
> >
> > /* misccfg */
> > - ret = vsc85xx_csr_ctrl_phy_write(phydev, PHY_MCB_TARGET,
> > - PHY_S6G_MISC_CFG, 0);
> > + ret = vsc85xx_csr_write(phydev, PHY_MCB_TARGET,
> > + PHY_S6G_MISC_CFG, 0);
> > if (ret)
> > goto err;
> >
> > @@ -1868,8 +1978,8 @@ static int vsc8514_config_init(struct
> > phy_device *phydev)
> > usleep_range(500, 1000);
> > phy_update_mcb_s6g(phydev, PHY_MCB_S6G_CFG,
> > 0); /* read 6G MCB into CSRs */
> > - reg = vsc85xx_csr_ctrl_phy_read(phydev,
> > PHY_MCB_TARGET,
> > - PHY_S6G_IB_STATUS0);
> > + reg = vsc85xx_csr_read(phydev, PHY_MCB_TARGET,
> > + PHY_S6G_IB_STATUS0);
> > if (reg == 0xffffffff) {
> > phy_unlock_mdio_bus(phydev);
> > return -EIO;
> >
>
>

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