phy: ti: j721e-wiz: use OF data for device specific data

Move device specific data into OF data structure so it
is easier to maintain and we can get rid of if statements.

Based on: https://lore.kernel.org/linux-phy/20220526064121.27625-1-rogerq@kernel.org/T/#u

Cc: Roger Quadros <rogerq@kernel.org>
Signed-off-by: Matt Ranostay <mranostay@ti.com>

diff --git a/drivers/phy/ti/phy-j721e-wiz.c b/drivers/phy/ti/phy-j721e-wiz.c
index 686cdc6..fb6b6cf 100644 (file)
--- a/drivers/phy/ti/phy-j721e-wiz.c
+++ b/drivers/phy/ti/phy-j721e-wiz.c
@@ -221,6 +221,44 @@ enum wiz_type {
        AM64_WIZ_10G,
 };
 
+struct wiz_data {
+       enum wiz_type type;
+       const struct reg_field *pll0_refclk_mux_sel;
+       const struct reg_field *pll1_refclk_mux_sel;
+       const struct reg_field *refclk_dig_sel;
+       const struct reg_field *pma_cmn_refclk1_dig_div;
+       const struct wiz_clk_mux_sel *clk_mux_sel;
+       unsigned int clk_div_sel_num;
+};
+
+static const struct wiz_data j721e_16g_data = {
+       .type = J721E_WIZ_16G,
+       .pll0_refclk_mux_sel = &pll0_refclk_mux_sel,
+       .pll1_refclk_mux_sel = &pll1_refclk_mux_sel,
+       .refclk_dig_sel = &refclk_dig_sel_16g,
+       .pma_cmn_refclk1_dig_div = &pma_cmn_refclk1_dig_div,
+       .clk_mux_sel = clk_mux_sel_16g,
+       .clk_div_sel_num = WIZ_DIV_NUM_CLOCKS_16G,
+};
+
+static const struct wiz_data j721e_10g_data = {
+       .type = J721E_WIZ_10G,
+       .pll0_refclk_mux_sel = &pll0_refclk_mux_sel,
+       .pll1_refclk_mux_sel = &pll1_refclk_mux_sel,
+       .refclk_dig_sel = &refclk_dig_sel_10g,
+       .clk_mux_sel = clk_mux_sel_10g,
+       .clk_div_sel_num = WIZ_DIV_NUM_CLOCKS_10G,
+};
+
+static struct wiz_data am64_10g_data = {
+       .type = AM64_WIZ_10G,
+       .pll0_refclk_mux_sel = &pll0_refclk_mux_sel,
+       .pll1_refclk_mux_sel = &pll1_refclk_mux_sel,
+       .refclk_dig_sel = &refclk_dig_sel_10g,
+       .clk_mux_sel = clk_mux_sel_10g,
+       .clk_div_sel_num = WIZ_DIV_NUM_CLOCKS_10G,
+};
+
 #define WIZ_TYPEC_DIR_DEBOUNCE_MIN     100     /* ms */
 #define WIZ_TYPEC_DIR_DEBOUNCE_MAX     1000
 
@@ -253,6 +291,7 @@ struct wiz {
        u32                     lane_phy_type[WIZ_MAX_LANES];
        struct clk              *input_clks[WIZ_MAX_INPUT_CLOCKS];
        unsigned int            id;
+       const struct wiz_data   *data;
 };
 
 struct wiz_div_clk {
@@ -667,7 +706,7 @@ static int wiz_regfield_init(struct wiz *wiz)
        struct regmap *regmap = wiz->regmap;
        int num_lanes = wiz->num_lanes;
        struct udevice *dev = wiz->dev;
-       enum wiz_type type;
+       const struct wiz_data *data = wiz->data;
        int i;
 
        wiz->por_en = devm_regmap_field_alloc(dev, regmap, por_en);
@@ -704,36 +743,31 @@ static int wiz_regfield_init(struct wiz *wiz)
                return PTR_ERR(wiz->div_sel_field[CMN_REFCLK]);
        }
 
-       wiz->div_sel_field[CMN_REFCLK1] =
-               devm_regmap_field_alloc(dev, regmap, pma_cmn_refclk1_dig_div);
-       if (IS_ERR(wiz->div_sel_field[CMN_REFCLK1])) {
-               dev_err(dev, "PMA_CMN_REFCLK1_DIG_DIV reg field init failed\n");
-               return PTR_ERR(wiz->div_sel_field[CMN_REFCLK1]);
+       if (data->pma_cmn_refclk1_dig_div) {
+               wiz->div_sel_field[CMN_REFCLK1] =
+                       devm_regmap_field_alloc(dev, regmap, *data->pma_cmn_refclk1_dig_div);
+               if (IS_ERR(wiz->div_sel_field[CMN_REFCLK1])) {
+                       dev_err(dev, "PMA_CMN_REFCLK1_DIG_DIV reg field init failed\n");
+                       return PTR_ERR(wiz->div_sel_field[CMN_REFCLK1]);
+               }
        }
 
        wiz->mux_sel_field[PLL0_REFCLK] =
-               devm_regmap_field_alloc(dev, regmap, pll0_refclk_mux_sel);
+               devm_regmap_field_alloc(dev, regmap, *data->pll0_refclk_mux_sel);
        if (IS_ERR(wiz->mux_sel_field[PLL0_REFCLK])) {
                dev_err(dev, "PLL0_REFCLK_SEL reg field init failed\n");
                return PTR_ERR(wiz->mux_sel_field[PLL0_REFCLK]);
        }
 
        wiz->mux_sel_field[PLL1_REFCLK] =
-               devm_regmap_field_alloc(dev, regmap, pll1_refclk_mux_sel);
+               devm_regmap_field_alloc(dev, regmap, *data->pll1_refclk_mux_sel);
        if (IS_ERR(wiz->mux_sel_field[PLL1_REFCLK])) {
                dev_err(dev, "PLL1_REFCLK_SEL reg field init failed\n");
                return PTR_ERR(wiz->mux_sel_field[PLL1_REFCLK]);
        }
 
-       type = dev_get_driver_data(dev);
-       if (type == J721E_WIZ_10G || type == AM64_WIZ_10G)
-               wiz->mux_sel_field[REFCLK_DIG] =
-                       devm_regmap_field_alloc(dev, regmap,
-                                               refclk_dig_sel_10g);
-       else
-               wiz->mux_sel_field[REFCLK_DIG] =
-                       devm_regmap_field_alloc(dev, regmap,
-                                               refclk_dig_sel_16g);
+       wiz->mux_sel_field[REFCLK_DIG] =
+               devm_regmap_field_alloc(dev, regmap, *data->refclk_dig_sel);
        if (IS_ERR(wiz->mux_sel_field[REFCLK_DIG])) {
                dev_err(dev, "REFCLK_DIG_SEL reg field init failed\n");
                return PTR_ERR(wiz->mux_sel_field[REFCLK_DIG]);
@@ -1059,14 +1093,12 @@ static int j721e_wiz_probe(struct udevice *dev)
        wiz->num_lanes = num_lanes;
        wiz->dev = dev;
        wiz->clk_div_sel = clk_div_sel;
-       wiz->type = dev_get_driver_data(dev);
-       if (wiz->type == J721E_WIZ_10G || wiz->type == AM64_WIZ_10G) {
-               wiz->clk_mux_sel = clk_mux_sel_10g;
-               wiz->clk_div_sel_num = WIZ_DIV_NUM_CLOCKS_10G;
-       } else {
-               wiz->clk_mux_sel = clk_mux_sel_16g;
-               wiz->clk_div_sel_num = WIZ_DIV_NUM_CLOCKS_16G;
-       }
+
+       wiz->data = (struct wiz_data *)dev_get_driver_data(dev);
+       wiz->type = wiz->data->type;
+
+       wiz->clk_mux_sel = (struct wiz_clk_mux_sel *)wiz->data->clk_mux_sel;
+       wiz->clk_div_sel_num = wiz->data->clk_div_sel_num;
 
        rc = wiz_get_lane_phy_types(dev, wiz);
        if (rc) {
@@ -1133,13 +1165,13 @@ static int j721e_wiz_remove(struct udevice *dev)
 
 static const struct udevice_id j721e_wiz_ids[] = {
        {
-               .compatible = "ti,j721e-wiz-16g", .data = J721E_WIZ_16G,
+               .compatible = "ti,j721e-wiz-16g", .data = (ulong)&j721e_16g_data,
        },
        {
-               .compatible = "ti,j721e-wiz-10g", .data = J721E_WIZ_10G,
+               .compatible = "ti,j721e-wiz-10g", .data = (ulong)&j721e_10g_data,
        },
        {
-               .compatible = "ti,am64-wiz-10g", .data = AM64_WIZ_10G,
+               .compatible = "ti,am64-wiz-10g", .data = (ulong)&am64_10g_data,
        },
        {}
 };