From faacd3af0cf4a3ef5565da86038812a25f6fe9eb Mon Sep 17 00:00:00 2001 From: Ivan Mikhaylov <ivan@ru.ibm.com> Date: Mon, 26 May 2014 22:24:17 +0400 Subject: [PATCH] emac: add missing support of 10mbit in emac/rgmii In chips of emac/rgmii b'000' for 0/1 channel isn't suitable which resulted in non working network interface in this mode. Signed-off-by: Ivan Mikhaylov <ivan@ru.ibm.com> Signed-off-by: David S. Miller <davem@davemloft.net> --- drivers/net/ethernet/ibm/emac/rgmii.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/net/ethernet/ibm/emac/rgmii.c b/drivers/net/ethernet/ibm/emac/rgmii.c index 4fb2f96da23b..a01182cce965 100644 --- a/drivers/net/ethernet/ibm/emac/rgmii.c +++ b/drivers/net/ethernet/ibm/emac/rgmii.c @@ -45,6 +45,7 @@ /* RGMIIx_SSR */ #define RGMII_SSR_MASK(idx) (0x7 << ((idx) * 8)) +#define RGMII_SSR_10(idx) (0x1 << ((idx) * 8)) #define RGMII_SSR_100(idx) (0x2 << ((idx) * 8)) #define RGMII_SSR_1000(idx) (0x4 << ((idx) * 8)) @@ -139,6 +140,8 @@ void rgmii_set_speed(struct platform_device *ofdev, int input, int speed) ssr |= RGMII_SSR_1000(input); else if (speed == SPEED_100) ssr |= RGMII_SSR_100(input); + else if (speed == SPEED_10) + ssr |= RGMII_SSR_10(input); out_be32(&p->ssr, ssr); -- GitLab