Hi Antoine,
On Monday 28 August 2017 08:27 PM, Antoine Tenart wrote:
> On the CP110 unit, which can be found on various Marvell platforms such
> as the 7k and 8k (currently), a comphy (common PHYs) hardware block can
> be found. This block provides a number of PHYs which can be used in
> various modes by other controllers (network, SATA ...). These common
> PHYs must be configured for the controllers using them to work correctly
> either at boot time, or when the system runs to switch the mode used.
> This patch adds a driver for this comphy hardware block, providing
> callbacks for the its PHYs so that consumers can configure the modes
> used.
>
> As of this commit, two modes are supported by the comphy driver: sgmii
> and 10gkr.
Have one more minor comment in addition to my previous comments..
>
> Signed-off-by: Antoine Tenart <antoine.ten...@free-electrons.com>
> ---
> drivers/phy/marvell/Kconfig | 10 +
> drivers/phy/marvell/Makefile | 1 +
> drivers/phy/marvell/phy-mvebu-cp110-comphy.c | 656
> +++++++++++++++++++++++++++
> 3 files changed, 667 insertions(+)
> create mode 100644 drivers/phy/marvell/phy-mvebu-cp110-comphy.c
>
> diff --git a/drivers/phy/marvell/Kconfig b/drivers/phy/marvell/Kconfig
> index 048d8893bc2e..26755f3d1a9a 100644
> --- a/drivers/phy/marvell/Kconfig
> +++ b/drivers/phy/marvell/Kconfig
> @@ -21,6 +21,16 @@ config PHY_BERLIN_USB
> help
> Enable this to support the USB PHY on Marvell Berlin SoCs.
>
> +config PHY_MVEBU_CP110_COMPHY
> + tristate "Marvell CP110 comphy driver"
> + depends on ARCH_MVEBU && OF
> + select GENERIC_PHY
> + help
> + This driver allows to control the comphy, an hardware block providing
> + shared serdes PHYs on Marvell Armada 7k/8k (in the CP110). Its serdes
> + lanes can be used by various controllers (Ethernet, sata, usb,
> + PCIe...).
> +
> config PHY_MVEBU_SATA
> def_bool y
> depends on ARCH_DOVE || MACH_DOVE || MACH_KIRKWOOD
> diff --git a/drivers/phy/marvell/Makefile b/drivers/phy/marvell/Makefile
> index 3fc188f59118..0cf6a7cbaf9f 100644
> --- a/drivers/phy/marvell/Makefile
> +++ b/drivers/phy/marvell/Makefile
> @@ -1,6 +1,7 @@
> obj-$(CONFIG_ARMADA375_USBCLUSTER_PHY) += phy-armada375-usb2.o
> obj-$(CONFIG_PHY_BERLIN_SATA) += phy-berlin-sata.o
> obj-$(CONFIG_PHY_BERLIN_USB) += phy-berlin-usb.o
> +obj-$(CONFIG_PHY_MVEBU_CP110_COMPHY) += phy-mvebu-cp110-comphy.o
> obj-$(CONFIG_PHY_MVEBU_SATA) += phy-mvebu-sata.o
> obj-$(CONFIG_PHY_PXA_28NM_HSIC) += phy-pxa-28nm-hsic.o
> obj-$(CONFIG_PHY_PXA_28NM_USB2) += phy-pxa-28nm-usb2.o
> diff --git a/drivers/phy/marvell/phy-mvebu-cp110-comphy.c
> b/drivers/phy/marvell/phy-mvebu-cp110-comphy.c
> new file mode 100644
> index 000000000000..41556e790856
> --- /dev/null
> +++ b/drivers/phy/marvell/phy-mvebu-cp110-comphy.c
> @@ -0,0 +1,656 @@
> +/*
> + * Copyright (C) 2017 Marvell
> + *
> + * Antoine Tenart <antoine.ten...@free-electrons.com>
> + *
> + * This file is licensed under the terms of the GNU General Public
> + * License version 2. This program is licensed "as is" without any
> + * warranty of any kind, whether express or implied.
> + */
> +
> +#include <linux/io.h>
> +#include <linux/iopoll.h>
> +#include <linux/mfd/syscon.h>
> +#include <linux/module.h>
> +#include <linux/phy/phy.h>
> +#include <linux/platform_device.h>
> +#include <linux/regmap.h>
> +
> +/* Relative to priv->base */
> +#define MVEBU_COMPHY_SERDES_CFG0(n) (0x0 + (n) * 0x1000)
> +#define MVEBU_COMPHY_SERDES_CFG0_PU_PLL BIT(1)
> +#define MVEBU_COMPHY_SERDES_CFG0_GEN_RX(n) ((n) << 3)
> +#define MVEBU_COMPHY_SERDES_CFG0_GEN_TX(n) ((n) << 7)
> +#define MVEBU_COMPHY_SERDES_CFG0_PU_RX BIT(11)
> +#define MVEBU_COMPHY_SERDES_CFG0_PU_TX BIT(12)
> +#define MVEBU_COMPHY_SERDES_CFG0_HALF_BUS BIT(14)
> +#define MVEBU_COMPHY_SERDES_CFG1(n) (0x4 + (n) * 0x1000)
> +#define MVEBU_COMPHY_SERDES_CFG1_RESET BIT(3)
> +#define MVEBU_COMPHY_SERDES_CFG1_RX_INIT BIT(4)
> +#define MVEBU_COMPHY_SERDES_CFG1_CORE_RESET BIT(5)
> +#define MVEBU_COMPHY_SERDES_CFG1_RF_RESET BIT(6)
> +#define MVEBU_COMPHY_SERDES_CFG2(n) (0x8 + (n) * 0x1000)
> +#define MVEBU_COMPHY_SERDES_CFG2_DFE_EN BIT(4)
> +#define MVEBU_COMPHY_SERDES_STATUS0(n) (0x18 + (n) * 0x1000)
> +#define MVEBU_COMPHY_SERDES_STATUS0_TX_PLL_RDY BIT(2)
> +#define MVEBU_COMPHY_SERDES_STATUS0_RX_PLL_RDY BIT(3)
> +#define MVEBU_COMPHY_SERDES_STATUS0_RX_INIT BIT(4)
> +#define MVEBU_COMPHY_PWRPLL_CTRL(n) (0x804 + (n) * 0x1000)
> +#define MVEBU_COMPHY_PWRPLL_CTRL_RFREQ(n) ((n) << 0)
> +#define MVEBU_COMPHY_PWRPLL_PHY_MODE(n) ((n) << 5)
> +#define MVEBU_COMPHY_IMP_CAL(n) (0x80c + (n) * 0x1000)
> +#define MVEBU_COMPHY_IMP_CAL_TX_EXT(n) ((n) << 10)
> +#define MVEBU_COMPHY_IMP_CAL_TX_EXT_EN BIT(15)
> +#define MVEBU_COMPHY_DFE_RES(n) (0x81c + (n) * 0x1000)
> +#define MVEBU_COMPHY_DFE_RES_FORCE_GEN_TBL BIT(15)
> +#define MVEBU_COMPHY_COEF(n) (0x828 + (n) * 0x1000)
> +#define MVEBU_COMPHY_COEF_DFE_EN BIT(14)
> +#define MVEBU_COMPHY_COEF_DFE_CTRL BIT(15)
> +#define MVEBU_COMPHY_GEN1_S0(n) (0x834 + (n) * 0x1000)
> +#define MVEBU_COMPHY_GEN1_S0_TX_AMP(n) ((n) << 1)
> +#define MVEBU_COMPHY_GEN1_S0_TX_EMPH(n) ((n) << 7)
> +#define MVEBU_COMPHY_GEN1_S1(n) (0x838 + (n) * 0x1000)
> +#define MVEBU_COMPHY_GEN1_S1_RX_MUL_PI(n) ((n) << 0)
> +#define MVEBU_COMPHY_GEN1_S1_RX_MUL_PF(n) ((n) << 3)
> +#define MVEBU_COMPHY_GEN1_S1_RX_MUL_FI(n) ((n) << 6)
> +#define MVEBU_COMPHY_GEN1_S1_RX_MUL_FF(n) ((n) << 8)
> +#define MVEBU_COMPHY_GEN1_S1_RX_DFE_EN BIT(10)
> +#define MVEBU_COMPHY_GEN1_S1_RX_DIV(n) ((n) << 11)
> +#define MVEBU_COMPHY_GEN1_S2(n) (0x8f4 + (n) * 0x1000)
> +#define MVEBU_COMPHY_GEN1_S2_TX_EMPH(n) ((n) << 0)
> +#define MVEBU_COMPHY_GEN1_S2_TX_EMPH_EN BIT(4)
> +#define MVEBU_COMPHY_LOOPBACK(n) (0x88c + (n) * 0x1000)
> +#define MVEBU_COMPHY_LOOPBACK_DBUS_WIDTH(n) ((n) << 1)
> +#define MVEBU_COMPHY_VDD_CAL0(n) (0x908 + (n) * 0x1000)
> +#define MVEBU_COMPHY_VDD_CAL0_CONT_MODE BIT(15)
> +#define MVEBU_COMPHY_EXT_SELV(n) (0x914 + (n) * 0x1000)
> +#define MVEBU_COMPHY_EXT_SELV_RX_SAMPL(n) ((n) << 5)
> +#define MVEBU_COMPHY_MISC_CTRL0(n) (0x93c + (n) * 0x1000)
> +#define MVEBU_COMPHY_MISC_CTRL0_ICP_FORCE BIT(5)
> +#define MVEBU_COMPHY_MISC_CTRL0_REFCLK_SEL BIT(10)
> +#define MVEBU_COMPHY_RX_CTRL1(n) (0x940 + (n) * 0x1000)
> +#define MVEBU_COMPHY_RX_CTRL1_RXCLK2X_SEL BIT(11)
> +#define MVEBU_COMPHY_RX_CTRL1_CLK8T_EN BIT(12)
> +#define MVEBU_COMPHY_SPEED_DIV(n) (0x954 + (n) * 0x1000)
> +#define MVEBU_COMPHY_SPEED_DIV_TX_FORCE BIT(7)
> +#define MVEBU_SP_CALIB(n) (0x96c + (n) * 0x1000)
> +#define MVEBU_SP_CALIB_SAMPLER(n) ((n) << 8)
> +#define MVEBU_SP_CALIB_SAMPLER_EN BIT(12)
> +#define MVEBU_COMPHY_TX_SLEW_RATE(n) (0x974 + (n) * 0x1000)
> +#define MVEBU_COMPHY_TX_SLEW_RATE_EMPH(n) ((n) << 5)
> +#define MVEBU_COMPHY_TX_SLEW_RATE_SLC(n) ((n) << 10)
> +#define MVEBU_COMPHY_DLT_CTRL(n) (0x984 + (n) * 0x1000)
> +#define MVEBU_COMPHY_DLT_CTRL_DTL_FLOOP_EN BIT(2)
> +#define MVEBU_COMPHY_FRAME_DETECT0(n) (0xa14 + (n) * 0x1000)
> +#define MVEBU_COMPHY_FRAME_DETECT0_PATN(n) ((n) << 7)
> +#define MVEBU_COMPHY_FRAME_DETECT3(n) (0xa20 + (n) * 0x1000)
> +#define MVEBU_COMPHY_FRAME_DETECT3_LOST_TIMEOUT_EN BIT(12)
> +#define MVEBU_COMPHY_DME(n) (0xa28 + (n) * 0x1000)
> +#define MVEBU_COMPHY_DME_ETH_MODE BIT(7)
> +#define MVEBU_COMPHY_TRAINING0(n) (0xa68 + (n) * 0x1000)
> +#define MVEBU_COMPHY_TRAINING0_P2P_HOLD BIT(15)
> +#define MVEBU_COMPHY_TRAINING5(n) (0xaa4 + (n) * 0x1000)
> +#define MVEBU_COMPHY_TRAINING5_RX_TIMER(n) ((n) << 0)
> +#define MVEBU_COMPHY_TX_TRAIN_PRESET(n) (0xb1c + (n) * 0x1000)
> +#define MVEBU_COMPHY_TX_TRAIN_PRESET_16B_AUTO_EN BIT(8)
> +#define MVEBU_COMPHY_TX_TRAIN_PRESET_PRBS11 BIT(9)
> +#define MVEBU_COMPHY_GEN1_S3(n) (0xc40 + (n) * 0x1000)
> +#define MVEBU_COMPHY_GEN1_S3_FBCK_SEL BIT(9)
> +#define MVEBU_COMPHY_GEN1_S4(n) (0xc44 + (n) * 0x1000)
> +#define MVEBU_COMPHY_GEN1_S4_DFE_RES(n) ((n) << 8)
> +#define MVEBU_COMPHY_TX_PRESET(n) (0xc68 + (n) * 0x1000)
> +#define MVEBU_COMPHY_TX_PRESET_INDEX(n) ((n) << 0)
> +#define MVEBU_COMPHY_GEN1_S5(n) (0xd38 + (n) * 0x1000)
> +#define MVEBU_COMPHY_GEN1_S5_ICP(n) ((n) << 0)
> +
> +/* Relative to priv->regmap */
> +#define MVEBU_COMPHY_CONF1(n) (0x1000 + (n) * 0x28)
> +#define MVEBU_COMPHY_CONF1_PWRUP BIT(1)
> +#define MVEBU_COMPHY_CONF1_USB_PCIE BIT(2) /* 0:
> Ethernet/SATA */
> +#define MVEBU_COMPHY_CONF6(n) (0x1014 + (n) * 0x28)
> +#define MVEBU_COMPHY_CONF6_40B BIT(18)
> +#define MVEBU_COMPHY_SELECTOR 0x1140
> +#define MVEBU_COMPHY_SELECTOR_PHY(n) ((n) * 0x4)
> +
> +#define MVEBU_COMPHY_LANES 6
> +#define MVEBU_COMPHY_PORTS 3
> +
> +struct mvebu_comhy_conf {
> + enum phy_mode mode;
> + unsigned lane;
> + unsigned port;
> + u32 mux;
> +};
> +
> +#define MVEBU_COMPHY_CONF(_lane, _port, _mode, _mux) \
> + { \
> + .lane = _lane, \
> + .port = _port, \
> + .mode = _mode, \
> + .mux = _mux, \
> + }
> +
> +static const struct mvebu_comhy_conf mvebu_comphy_cp110_modes[] = {
> + /* lane 0 */
> + MVEBU_COMPHY_CONF(0, 1, PHY_MODE_SGMII, 0x1),
> + /* lane 1 */
> + MVEBU_COMPHY_CONF(1, 2, PHY_MODE_SGMII, 0x1),
> + /* lane 2 */
> + MVEBU_COMPHY_CONF(2, 0, PHY_MODE_SGMII, 0x1),
> + MVEBU_COMPHY_CONF(2, 0, PHY_MODE_10GKR, 0x1),
> + /* lane 3 */
> + MVEBU_COMPHY_CONF(3, 1, PHY_MODE_SGMII, 0x2),
> + /* lane 4 */
> + MVEBU_COMPHY_CONF(4, 0, PHY_MODE_SGMII, 0x2),
> + MVEBU_COMPHY_CONF(4, 0, PHY_MODE_10GKR, 0x2),
> + MVEBU_COMPHY_CONF(4, 1, PHY_MODE_SGMII, 0x1),
> + /* lane 5 */
> + MVEBU_COMPHY_CONF(5, 2, PHY_MODE_SGMII, 0x1),
> +};
> +
> +struct mvebu_comphy_priv {
> + void __iomem *base;
> + struct regmap *regmap;
> + struct device *dev;
> + struct phy *phys[MVEBU_COMPHY_LANES];
> + int modes[MVEBU_COMPHY_LANES];
> +};
> +
> +struct mvebu_comphy_lane {
> + struct mvebu_comphy_priv *priv;
> + struct device_node *of_node;
> + unsigned id;
> + enum phy_mode mode;
> + int port;
> +};
> +
> +static int mvebu_comphy_get_mux(int lane, int port, enum phy_mode mode)
> +{
> + int i, n = ARRAY_SIZE(mvebu_comphy_cp110_modes);
> +
> + /* Unused PHY mux value is 0x0 */
> + if (mode == PHY_MODE_INVALID)
> + return 0;
> +
> + for (i = 0; i < n; i++) {
> + if (mvebu_comphy_cp110_modes[i].lane == lane &&
> + mvebu_comphy_cp110_modes[i].port == port &&
> + mvebu_comphy_cp110_modes[i].mode == mode)
> + break;
> + }
> +
> + if (i == n)
> + return -EINVAL;
> +
> + return mvebu_comphy_cp110_modes[i].mux;
> +}
> +
> +static void mvebu_comphy_ethernet_init_reset(struct mvebu_comphy_lane *lane,
> + enum phy_mode mode)
> +{
> + struct mvebu_comphy_priv *priv = lane->priv;
> + u32 val;
> +
> + regmap_read(priv->regmap, MVEBU_COMPHY_CONF1(lane->id), &val);
> + val &= ~MVEBU_COMPHY_CONF1_USB_PCIE;
> + val |= MVEBU_COMPHY_CONF1_PWRUP;
> + regmap_write(priv->regmap, MVEBU_COMPHY_CONF1(lane->id), val);
> +
> + /* Select baud rates and PLLs */
> + val = readl(priv->base + MVEBU_COMPHY_SERDES_CFG0(lane->id));
> + val &= ~(MVEBU_COMPHY_SERDES_CFG0_PU_PLL |
> + MVEBU_COMPHY_SERDES_CFG0_PU_RX |
> + MVEBU_COMPHY_SERDES_CFG0_PU_TX |
> + MVEBU_COMPHY_SERDES_CFG0_HALF_BUS |
> + MVEBU_COMPHY_SERDES_CFG0_GEN_RX(0xf) |
> + MVEBU_COMPHY_SERDES_CFG0_GEN_TX(0xf));
> + if (mode == PHY_MODE_10GKR)
> + val |= MVEBU_COMPHY_SERDES_CFG0_GEN_RX(0xe) |
> + MVEBU_COMPHY_SERDES_CFG0_GEN_TX(0xe);
> + else if (mode == PHY_MODE_SGMII)
> + val |= MVEBU_COMPHY_SERDES_CFG0_GEN_RX(0x6) |
> + MVEBU_COMPHY_SERDES_CFG0_GEN_TX(0x6) |
> + MVEBU_COMPHY_SERDES_CFG0_HALF_BUS;
> + writel(val, priv->base + MVEBU_COMPHY_SERDES_CFG0(lane->id));
> +
> + /* reset */
> + val = readl(priv->base + MVEBU_COMPHY_SERDES_CFG1(lane->id));
> + val &= ~(MVEBU_COMPHY_SERDES_CFG1_RESET |
> + MVEBU_COMPHY_SERDES_CFG1_CORE_RESET |
> + MVEBU_COMPHY_SERDES_CFG1_RF_RESET);
> + writel(val, priv->base + MVEBU_COMPHY_SERDES_CFG1(lane->id));
> +
> + /* de-assert reset */
> + val = readl(priv->base + MVEBU_COMPHY_SERDES_CFG1(lane->id));
> + val |= MVEBU_COMPHY_SERDES_CFG1_RESET |
> + MVEBU_COMPHY_SERDES_CFG1_CORE_RESET;
> + writel(val, priv->base + MVEBU_COMPHY_SERDES_CFG1(lane->id));
> +
> + /* wait until clocks are ready */
> + mdelay(1);
> +
> + /* exlicitly disable 40B, the bits isn't clear on reset */
> + regmap_read(priv->regmap, MVEBU_COMPHY_CONF6(lane->id), &val);
> + val &= ~MVEBU_COMPHY_CONF6_40B;
> + regmap_write(priv->regmap, MVEBU_COMPHY_CONF6(lane->id), val);
> +
> + /* refclk selection */
> + val = readl(priv->base + MVEBU_COMPHY_MISC_CTRL0(lane->id));
> + val &= ~MVEBU_COMPHY_MISC_CTRL0_REFCLK_SEL;
> + if (mode == PHY_MODE_10GKR)
> + val |= MVEBU_COMPHY_MISC_CTRL0_ICP_FORCE;
> + writel(val, priv->base + MVEBU_COMPHY_MISC_CTRL0(lane->id));
> +
> + /* power and pll selection */
> + val = readl(priv->base + MVEBU_COMPHY_PWRPLL_CTRL(lane->id));
> + val &= ~(MVEBU_COMPHY_PWRPLL_CTRL_RFREQ(0x1f) |
> + MVEBU_COMPHY_PWRPLL_PHY_MODE(0x7));
> + val |= MVEBU_COMPHY_PWRPLL_CTRL_RFREQ(0x1) |
> + MVEBU_COMPHY_PWRPLL_PHY_MODE(0x4);
> + writel(val, priv->base + MVEBU_COMPHY_PWRPLL_CTRL(lane->id));
> +
> + val = readl(priv->base + MVEBU_COMPHY_LOOPBACK(lane->id));
> + val &= ~MVEBU_COMPHY_LOOPBACK_DBUS_WIDTH(0x7);
> + val |= MVEBU_COMPHY_LOOPBACK_DBUS_WIDTH(0x1);
> + writel(val, priv->base + MVEBU_COMPHY_LOOPBACK(lane->id));
> +}
> +
> +static int mvebu_comphy_init_plls(struct mvebu_comphy_lane *lane,
> + enum phy_mode mode)
> +{
> + struct mvebu_comphy_priv *priv = lane->priv;
> + u32 val;
> +
> + /* SERDES external config */
> + val = readl(priv->base + MVEBU_COMPHY_SERDES_CFG0(lane->id));
> + val |= MVEBU_COMPHY_SERDES_CFG0_PU_PLL |
> + MVEBU_COMPHY_SERDES_CFG0_PU_RX |
> + MVEBU_COMPHY_SERDES_CFG0_PU_TX;
> + writel(val, priv->base + MVEBU_COMPHY_SERDES_CFG0(lane->id));
> +
> + /* check rx/tx pll */
> + readl_poll_timeout(priv->base + MVEBU_COMPHY_SERDES_STATUS0(lane->id),
> + val,
> + val & (MVEBU_COMPHY_SERDES_STATUS0_RX_PLL_RDY |
> + MVEBU_COMPHY_SERDES_STATUS0_TX_PLL_RDY),
> + 1000, 150000);
> + if (!(val & (MVEBU_COMPHY_SERDES_STATUS0_RX_PLL_RDY |
> + MVEBU_COMPHY_SERDES_STATUS0_TX_PLL_RDY)))
> + return -ETIMEDOUT;
> +
> + /* rx init */
> + val = readl(priv->base + MVEBU_COMPHY_SERDES_CFG1(lane->id));
> + val |= MVEBU_COMPHY_SERDES_CFG1_RX_INIT;
> + writel(val, priv->base + MVEBU_COMPHY_SERDES_CFG1(lane->id));
> +
> + /* check rx */
> + readl_poll_timeout(priv->base + MVEBU_COMPHY_SERDES_STATUS0(lane->id),
> + val, val & MVEBU_COMPHY_SERDES_STATUS0_RX_INIT,
> + 1000, 10000);
> + if (!(val & MVEBU_COMPHY_SERDES_STATUS0_RX_INIT))
> + return -ETIMEDOUT;
> +
> + val = readl(priv->base + MVEBU_COMPHY_SERDES_CFG1(lane->id));
> + val &= ~MVEBU_COMPHY_SERDES_CFG1_RX_INIT;
> + writel(val, priv->base + MVEBU_COMPHY_SERDES_CFG1(lane->id));
> +
> + return 0;
> +}
> +
> +static int mvebu_comphy_set_mode_sgmii(struct phy *phy, enum phy_mode mode)
the mode need not be passed as argument here since this function is only for
sgmii mode.
> +{
> + struct mvebu_comphy_lane *lane = phy_get_drvdata(phy);
> + struct mvebu_comphy_priv *priv = lane->priv;
> + u32 val;
> +
> + mvebu_comphy_ethernet_init_reset(lane, mode);
> +
> + val = readl(priv->base + MVEBU_COMPHY_RX_CTRL1(lane->id));
> + val &= ~MVEBU_COMPHY_RX_CTRL1_CLK8T_EN;
> + val |= MVEBU_COMPHY_RX_CTRL1_RXCLK2X_SEL;
> + writel(val, priv->base + MVEBU_COMPHY_RX_CTRL1(lane->id));
> +
> + val = readl(priv->base + MVEBU_COMPHY_DLT_CTRL(lane->id));
> + val &= ~MVEBU_COMPHY_DLT_CTRL_DTL_FLOOP_EN;
> + writel(val, priv->base + MVEBU_COMPHY_DLT_CTRL(lane->id));
> +
> + regmap_read(priv->regmap, MVEBU_COMPHY_CONF1(lane->id), &val);
> + val &= ~MVEBU_COMPHY_CONF1_USB_PCIE;
> + val |= MVEBU_COMPHY_CONF1_PWRUP;
> + regmap_write(priv->regmap, MVEBU_COMPHY_CONF1(lane->id), val);
> +
> + val = readl(priv->base + MVEBU_COMPHY_GEN1_S0(lane->id));
> + val &= ~MVEBU_COMPHY_GEN1_S0_TX_EMPH(0xf);
> + val |= MVEBU_COMPHY_GEN1_S0_TX_EMPH(0x1);
> + writel(val, priv->base + MVEBU_COMPHY_GEN1_S0(lane->id));
> +
> + return mvebu_comphy_init_plls(lane, mode);
> +}
> +
> +static int mvebu_comphy_set_mode_10gkr(struct phy *phy, enum phy_mode mode)
same here..
Thanks
Kishon
