net: rswitch: Parametrize MPIC_MDC_CLK_SET clock setting

The MPIC_MDC_CLK clock setting value differs between R-Car S4
and R-Car X5H. Parametrize the value in preparation for R-Car
X5H addition into this driver. No functional change.

Signed-off-by: Marek Vasut <marek.vasut+renesas@mailbox.org>

diff --git a/drivers/net/rswitch.c b/drivers/net/rswitch.c
index f0350d42b7a503aeeb05a7b7f0a00890f9f4f64d..54ecb95344fdd0909223e1f019156d3a45785e49 100644 (file)
--- a/drivers/net/rswitch.c
+++ b/drivers/net/rswitch.c
@@ -127,7 +127,6 @@
 
 #define MPIC_PSMCS_MASK                (0x7f << 16)
 #define MPIC_PSMHT_MASK                (0x06 << 24)
-#define MPIC_MDC_CLK_SET       (0x06050000)
 
 #define MPSM_MFF_C45           BIT(2)
 #define MPSM_MFF_C22           0x0
@@ -277,6 +276,7 @@ struct rswitch_drv_data {
        u32                     coma_offset;
        u32                     etha_offset;
        u32                     gwca_offset;
+       u32                     mpid_mdc_clk;
        u8                      etha_incr;
        u8                      gwdcbac_offset;
        u8                      fwpbfcsdc_offset;
@@ -469,7 +469,7 @@ static int rswitch_mii_read_c45(struct mii_dev *miidev, int phyad, int devad, in
        /* Enable Station Management clock */
        clrsetbits_le32(etha_mii->addr + MPIC,
                        MPIC_PSMCS_MASK | MPIC_PSMHT_MASK,
-                       MPIC_MDC_CLK_SET);
+                       priv->drv_data->mpid_mdc_clk);
 
        /* Access PHY register */
        if (devad != MDIO_DEVAD_NONE)   /* Definitelly C45 */
@@ -503,7 +503,7 @@ int rswitch_mii_write_c45(struct mii_dev *miidev, int phyad, int devad, int rega
        /* Enable Station Management clock */
        clrsetbits_le32(etha_mii->addr + MPIC,
                        MPIC_PSMCS_MASK | MPIC_PSMHT_MASK,
-                       MPIC_MDC_CLK_SET);
+                       priv->drv_data->mpid_mdc_clk);
 
        /* Access PHY register */
        if (devad != MDIO_DEVAD_NONE)   /* Definitelly C45 */
@@ -1200,6 +1200,7 @@ static const struct rswitch_drv_data r8a779f0_drv_data = {
        .coma_offset    = 0x9000,
        .etha_offset    = 0xa000,
        .gwca_offset    = 0x10000,
+       .mpid_mdc_clk   = 0x06050000,
        .etha_incr      = 0x10,
        .gwdcbac_offset = 0x0,
        .fwpbfcsdc_offset = 0x0,