drivers: net: ethernet: cpsw: change cpts_active_slave to active_slave

Change cpts_active_slave to active_slave so that the same DT property
can be used to ethtool and SIOCGMIIPHY.

CC: Richard Cochran <richardcochran@gmail.com>
Signed-off-by: Mugunthan V N <mugunthanvnm@ti.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/Documentation/devicetree/bindings/net/cpsw.txt b/Documentation/devicetree/bindings/net/cpsw.txt
index 8e49c42..4f2ca6b 100644 (file)
--- a/Documentation/devicetree/bindings/net/cpsw.txt
+++ b/Documentation/devicetree/bindings/net/cpsw.txt
@@ -15,7 +15,8 @@ Required properties:
 - mac_control          : Specifies Default MAC control register content
                          for the specific platform
 - slaves               : Specifies number for slaves
-- cpts_active_slave    : Specifies the slave to use for time stamping
+- active_slave         : Specifies the slave to use for time stamping,
+                         ethtool and SIOCGMIIPHY
 - cpts_clock_mult      : Numerator to convert input clock ticks into nanoseconds
 - cpts_clock_shift     : Denominator to convert input clock ticks into nanoseconds
 
@@ -52,7 +53,7 @@ Examples:
                rx_descs = <64>;
                mac_control = <0x20>;
                slaves = <2>;
-               cpts_active_slave = <0>;
+               active_slave = <0>;
                cpts_clock_mult = <0x80000000>;
                cpts_clock_shift = <29>;
                cpsw_emac0: slave@0 {
@@ -78,7 +79,7 @@ Examples:
                rx_descs = <64>;
                mac_control = <0x20>;
                slaves = <2>;
-               cpts_active_slave = <0>;
+               active_slave = <0>;
                cpts_clock_mult = <0x80000000>;
                cpts_clock_shift = <29>;
                cpsw_emac0: slave@0 {

diff --git a/arch/arm/boot/dts/am33xx.dtsi b/arch/arm/boot/dts/am33xx.dtsi
index 0957645..91fe4f1 100644 (file)
--- a/arch/arm/boot/dts/am33xx.dtsi
+++ b/arch/arm/boot/dts/am33xx.dtsi
@@ -349,7 +349,7 @@
                        rx_descs = <64>;
                        mac_control = <0x20>;
                        slaves = <2>;
-                       cpts_active_slave = <0>;
+                       active_slave = <0>;
                        cpts_clock_mult = <0x80000000>;
                        cpts_clock_shift = <29>;
                        reg = <0x4a100000 0x800

diff --git a/drivers/net/ethernet/ti/cpsw.c b/drivers/net/ethernet/ti/cpsw.c
index 01ffbc4..98aa17a 100644 (file)
--- a/drivers/net/ethernet/ti/cpsw.c
+++ b/drivers/net/ethernet/ti/cpsw.c
@@ -942,7 +942,7 @@ static void cpsw_ndo_change_rx_flags(struct net_device *ndev, int flags)
 
 static void cpsw_hwtstamp_v1(struct cpsw_priv *priv)
 {
-       struct cpsw_slave *slave = &priv->slaves[priv->data.cpts_active_slave];
+       struct cpsw_slave *slave = &priv->slaves[priv->data.active_slave];
        u32 ts_en, seq_id;
 
        if (!priv->cpts->tx_enable && !priv->cpts->rx_enable) {
@@ -971,7 +971,7 @@ static void cpsw_hwtstamp_v2(struct cpsw_priv *priv)
        if (priv->data.dual_emac)
                slave = &priv->slaves[priv->emac_port];
        else
-               slave = &priv->slaves[priv->data.cpts_active_slave];
+               slave = &priv->slaves[priv->data.active_slave];
 
        ctrl = slave_read(slave, CPSW2_CONTROL);
        ctrl &= ~CTRL_ALL_TS_MASK;
@@ -1282,12 +1282,12 @@ static int cpsw_probe_dt(struct cpsw_platform_data *data,
        }
        data->slaves = prop;
 
-       if (of_property_read_u32(node, "cpts_active_slave", &prop)) {
-               pr_err("Missing cpts_active_slave property in the DT.\n");
+       if (of_property_read_u32(node, "active_slave", &prop)) {
+               pr_err("Missing active_slave property in the DT.\n");
                ret = -EINVAL;
                goto error_ret;
        }
-       data->cpts_active_slave = prop;
+       data->active_slave = prop;
 
        if (of_property_read_u32(node, "cpts_clock_mult", &prop)) {
                pr_err("Missing cpts_clock_mult property in the DT.\n");

diff --git a/include/linux/platform_data/cpsw.h b/include/linux/platform_data/cpsw.h
index 798fb80..bb3cd58 100644 (file)
--- a/include/linux/platform_data/cpsw.h
+++ b/include/linux/platform_data/cpsw.h
@@ -30,7 +30,7 @@ struct cpsw_platform_data {
        u32     channels;       /* number of cpdma channels (symmetric) */
        u32     slaves;         /* number of slave cpgmac ports */
        struct cpsw_slave_data  *slave_data;
-       u32     cpts_active_slave; /* time stamping slave */
+       u32     active_slave; /* time stamping, ethtool and SIOCGMIIPHY slave */
        u32     cpts_clock_mult;  /* convert input clock ticks to nanoseconds */
        u32     cpts_clock_shift; /* convert input clock ticks to nanoseconds */
        u32     ale_entries;    /* ale table size */