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authorGeert Uytterhoeven2017-01-27 20:46:27 +0100
committerDavid S. Miller2017-01-29 18:35:43 -0500
commit0e98f9d5f0b4a9012bd4fb5ff88b3ea290deb6a8 (patch)
tree6ed76a3e174b0e986f4da70c1890fec770aae7f9
parent61fccb2d6274f77de6d16a0dc74eda813e90eb64 (diff)
ravb: Support 1Gbps on R-Car H3 ES1.1+ and R-Car M3-W
The limitation to 10/100Mbit speeds on R-Car Gen3 is valid for R-Car H3 ES1.0 only. Check for the exact SoC model to allow 1Gbps on newer revisions of R-Car H3, and on R-Car M3-W. Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be> Signed-off-by: Simon Horman <horms+renesas@verge.net.au> Acked-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/net/ethernet/renesas/ravb_main.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/net/ethernet/renesas/ravb_main.c b/drivers/net/ethernet/renesas/ravb_main.c
index 9d8320edea53..8cfc4a54f2dc 100644
--- a/drivers/net/ethernet/renesas/ravb_main.c
+++ b/drivers/net/ethernet/renesas/ravb_main.c
@@ -31,6 +31,7 @@
#include <linux/pm_runtime.h>
#include <linux/slab.h>
#include <linux/spinlock.h>
+#include <linux/sys_soc.h>
#include <asm/div64.h>
@@ -988,6 +989,11 @@ static void ravb_adjust_link(struct net_device *ndev)
phy_print_status(phydev);
}
+static const struct soc_device_attribute r8a7795es10[] = {
+ { .soc_id = "r8a7795", .revision = "ES1.0", },
+ { /* sentinel */ }
+};
+
/* PHY init function */
static int ravb_phy_init(struct net_device *ndev)
{
@@ -1023,10 +1029,10 @@ static int ravb_phy_init(struct net_device *ndev)
goto err_deregister_fixed_link;
}
- /* This driver only support 10/100Mbit speeds on Gen3
+ /* This driver only support 10/100Mbit speeds on R-Car H3 ES1.0
* at this time.
*/
- if (priv->chip_id == RCAR_GEN3) {
+ if (soc_device_match(r8a7795es10)) {
err = phy_set_max_speed(phydev, SPEED_100);
if (err) {
netdev_err(ndev, "failed to limit PHY to 100Mbit/s\n");