Re: [PATCH 03/10] phy: qcom-qmp-ufs: Add SM8550 support

[Vinod Koul <vkoul@kernel.org>]

On 16-11-22, 14:01, Abel Vesa wrote:
> Add SM8550 specific register layout and table configs.
> 
> Signed-off-by: Abel Vesa <abel.vesa@linaro.org>
> ---
>  drivers/phy/qualcomm/phy-qcom-qmp-ufs.c | 91 +++++++++++++++++++++++++
>  1 file changed, 91 insertions(+)
> 
> diff --git a/drivers/phy/qualcomm/phy-qcom-qmp-ufs.c b/drivers/phy/qualcomm/phy-qcom-qmp-ufs.c
> index 189103d1bd18..14cb716752e6 100644
> --- a/drivers/phy/qualcomm/phy-qcom-qmp-ufs.c
> +++ b/drivers/phy/qualcomm/phy-qcom-qmp-ufs.c
> @@ -96,6 +96,13 @@ static const unsigned int sm8150_ufsphy_regs_layout[QPHY_LAYOUT_SIZE] = {
>  	[QPHY_PCS_POWER_DOWN_CONTROL]	= QPHY_V4_PCS_UFS_POWER_DOWN_CONTROL,
>  };
>  
> +static const unsigned int sm8550_ufsphy_regs_layout[QPHY_LAYOUT_SIZE] = {
> +	[QPHY_START_CTRL]		= QPHY_V6_PCS_UFS_PHY_START,
> +	[QPHY_PCS_READY_STATUS]		= QPHY_V6_PCS_UFS_READY_STATUS,
> +	[QPHY_SW_RESET]			= QPHY_V6_PCS_UFS_SW_RESET,
> +	[QPHY_PCS_POWER_DOWN_CONTROL]	= QPHY_V6_PCS_UFS_POWER_DOWN_CONTROL,
> +};
> +
>  static const struct qmp_phy_init_tbl msm8996_ufs_serdes_tbl[] = {
>  	QMP_PHY_INIT_CFG(QSERDES_COM_CMN_CONFIG, 0x0e),
>  	QMP_PHY_INIT_CFG(QSERDES_COM_SYSCLK_EN_SEL, 0xd7),
> @@ -520,6 +527,65 @@ static const struct qmp_phy_init_tbl sm8350_ufsphy_pcs_tbl[] = {
>  	QMP_PHY_INIT_CFG(QPHY_V5_PCS_UFS_MULTI_LANE_CTRL1, 0x02),
>  };
>  
> +static const struct qmp_phy_init_tbl sm8550_ufsphy_serdes[] = {
> +	QMP_PHY_INIT_CFG(QSERDES_V6_COM_SYSCLK_EN_SEL, 0xd9),
> +	QMP_PHY_INIT_CFG(QSERDES_V6_COM_CMN_CONFIG_1, 0x16),
> +	QMP_PHY_INIT_CFG(QSERDES_V6_COM_HSCLK_SEL_1, 0x11),
> +	QMP_PHY_INIT_CFG(QSERDES_V6_COM_HSCLK_HS_SWITCH_SEL_1, 0x00),
> +	QMP_PHY_INIT_CFG(QSERDES_V6_COM_LOCK_CMP_EN, 0x01),
> +	QMP_PHY_INIT_CFG(QSERDES_V6_COM_VCO_TUNE_MAP, 0x04),
> +	QMP_PHY_INIT_CFG(QSERDES_V6_COM_PLL_IVCO, 0x0f),
> +	QMP_PHY_INIT_CFG(QSERDES_V6_COM_VCO_TUNE_INITVAL2, 0x00),
> +	QMP_PHY_INIT_CFG(QSERDES_V6_COM_DEC_START_MODE0, 0x41),
> +	QMP_PHY_INIT_CFG(QSERDES_V6_COM_CP_CTRL_MODE0, 0x0a),
> +	QMP_PHY_INIT_CFG(QSERDES_V6_COM_PLL_RCTRL_MODE0, 0x18),
> +	QMP_PHY_INIT_CFG(QSERDES_V6_COM_PLL_CCTRL_MODE0, 0x14),
> +	QMP_PHY_INIT_CFG(QSERDES_V6_COM_LOCK_CMP1_MODE0, 0x7f),
> +	QMP_PHY_INIT_CFG(QSERDES_V6_COM_LOCK_CMP2_MODE0, 0x06),
> +	QMP_PHY_INIT_CFG(QSERDES_V6_COM_DEC_START_MODE0, 0x4c),
> +	QMP_PHY_INIT_CFG(QSERDES_V6_COM_CP_CTRL_MODE0, 0x0a),
> +	QMP_PHY_INIT_CFG(QSERDES_V6_COM_PLL_RCTRL_MODE0, 0x18),
> +	QMP_PHY_INIT_CFG(QSERDES_V6_COM_PLL_CCTRL_MODE0, 0x14),
> +	QMP_PHY_INIT_CFG(QSERDES_V6_COM_LOCK_CMP1_MODE0, 0x99),
> +	QMP_PHY_INIT_CFG(QSERDES_V6_COM_LOCK_CMP2_MODE0, 0x07),
> +};
> +
> +static const struct qmp_phy_init_tbl sm8550_ufsphy_hs_b_serdes[] = {
> +	QMP_PHY_INIT_CFG(QSERDES_V3_COM_VCO_TUNE_MAP, 0x44),
> +};

Unused?

> +
> +static const struct qmp_phy_init_tbl sm8550_ufsphy_tx[] = {
> +	QMP_PHY_INIT_CFG(QSERDES_V6_TX_LANE_MODE_1, 0x05),
> +	QMP_PHY_INIT_CFG(QSERDES_UFS_V6_TX_RES_CODE_LANE_OFFSET_TX, 0x07),
> +};
> +
> +static const struct qmp_phy_init_tbl sm8550_ufsphy_rx[] = {
> +	QMP_PHY_INIT_CFG(QSERDES_UFS_V6_RX_UCDR_FO_GAIN_RATE2, 0x0c),
> +	QMP_PHY_INIT_CFG(QSERDES_UFS_V6_RX_UCDR_FO_GAIN_RATE4, 0x0f),
> +	QMP_PHY_INIT_CFG(QSERDES_UFS_V6_RX_VGA_CAL_MAN_VAL, 0x0e),
> +
> +	QMP_PHY_INIT_CFG(QSERDES_UFS_V6_RX_MODE_RATE_0_1_B0, 0xc2),
> +	QMP_PHY_INIT_CFG(QSERDES_UFS_V6_RX_MODE_RATE_0_1_B1, 0xc2),
> +	QMP_PHY_INIT_CFG(QSERDES_UFS_V6_RX_MODE_RATE_0_1_B3, 0x1a),
> +	QMP_PHY_INIT_CFG(QSERDES_UFS_V6_RX_MODE_RATE_0_1_B6, 0x60),
> +
> +	QMP_PHY_INIT_CFG(QSERDES_UFS_V6_RX_MODE_RATE2_B3, 0x9e),
> +	QMP_PHY_INIT_CFG(QSERDES_UFS_V6_RX_MODE_RATE2_B6, 0x60),
> +
> +	QMP_PHY_INIT_CFG(QSERDES_UFS_V6_RX_MODE_RATE3_B3, 0x9e),
> +	QMP_PHY_INIT_CFG(QSERDES_UFS_V6_RX_MODE_RATE3_B4, 0x0e),
> +	QMP_PHY_INIT_CFG(QSERDES_UFS_V6_RX_MODE_RATE3_B5, 0x36),
> +	QMP_PHY_INIT_CFG(QSERDES_UFS_V6_RX_MODE_RATE3_B8, 0x02),
> +};
> +
> +static const struct qmp_phy_init_tbl sm8550_ufsphy_pcs[] = {
> +	QMP_PHY_INIT_CFG(QPHY_V6_PCS_UFS_RX_SIGDET_CTRL2, 0x69),
> +	QMP_PHY_INIT_CFG(QPHY_V6_PCS_UFS_TX_LARGE_AMP_DRV_LVL, 0x0f),
> +	QMP_PHY_INIT_CFG(QPHY_V6_PCS_UFS_TX_MID_TERM_CTRL1, 0x43),
> +	QMP_PHY_INIT_CFG(QPHY_V6_PCS_UFS_PLL_CNTL, 0x2b),
> +	QMP_PHY_INIT_CFG(QPHY_V6_PCS_UFS_MULTI_LANE_CTRL1, 0x02),
> +};
> +
>  struct qmp_ufs_offsets {
>  	u16 serdes;
>  	u16 pcs;
> @@ -613,6 +679,10 @@ static const char * const sm8450_ufs_phy_clk_l[] = {
>  	"qref", "ref", "ref_aux",
>  };
>  
> +static const char * const sm8550_ufs_phy_clk_l[] = {
> +	"qref", "ref",
> +};
> +
>  static const char * const sdm845_ufs_phy_clk_l[] = {
>  	"ref", "ref_aux",
>  };
> @@ -766,6 +836,24 @@ static const struct qmp_phy_cfg sm8450_ufsphy_cfg = {
>  	.regs			= sm8150_ufsphy_regs_layout,
>  };
>  
> +static const struct qmp_phy_cfg sm8550_ufsphy_cfg = {
> +	.lanes			= 2,
> +
> +	.serdes_tbl		= sm8550_ufsphy_serdes,
> +	.serdes_tbl_num		= ARRAY_SIZE(sm8550_ufsphy_serdes),
> +	.tx_tbl			= sm8550_ufsphy_tx,
> +	.tx_tbl_num		= ARRAY_SIZE(sm8550_ufsphy_tx),
> +	.rx_tbl			= sm8550_ufsphy_rx,
> +	.rx_tbl_num		= ARRAY_SIZE(sm8550_ufsphy_rx),
> +	.pcs_tbl		= sm8550_ufsphy_pcs,
> +	.pcs_tbl_num		= ARRAY_SIZE(sm8550_ufsphy_pcs),
> +	.clk_list		= sm8550_ufs_phy_clk_l,
> +	.num_clks		= ARRAY_SIZE(sm8550_ufs_phy_clk_l),
> +	.vreg_list		= qmp_phy_vreg_l,
> +	.num_vregs		= ARRAY_SIZE(qmp_phy_vreg_l),
> +	.regs			= sm8550_ufsphy_regs_layout,
> +};
> +
>  static void qmp_ufs_configure_lane(void __iomem *base,
>  					const struct qmp_phy_init_tbl tbl[],
>  					int num,
> @@ -1189,6 +1277,9 @@ static const struct of_device_id qmp_ufs_of_match_table[] = {
>  	}, {
>  		.compatible = "qcom,sm8450-qmp-ufs-phy",
>  		.data = &sm8450_ufsphy_cfg,
> +	}, {
> +		.compatible = "qcom,sm8550-qmp-ufs-phy",
> +		.data = &sm8550_ufsphy_cfg,
>  	},
>  	{ },
>  };
> -- 
> 2.34.1

-- 
~Vinod