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openwrt/target/linux/apm821xx/patches-4.14/030-0002-net-ibm-emac-replace-custom-PHY_MODE_-macros.patch
Christian Lamparter e4371779d2 apm821xx: convert MR24 to use DT PHY defintion 
Convert the MR24 to use the DT phy probing and at803x PHY driver.

Signed-off-by: Christian Lamparter <chunkeey@gmail.com>
2018-01-12 08:00:04 +01:00

247 lines
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From 1477bea9e6931f6be96f45b9d277690a26d0cd97 Mon Sep 17 00:00:00 2001
From: Christian Lamparter <chunkeey@gmail.com>
Date: Wed, 20 Dec 2017 22:19:24 +0100
Subject: [PATCH 2/3] net: ibm: emac: replace custom PHY_MODE_* macros
The ibm_emac driver predates the shared PHY_INTERFACE_MODE_
enums provided by include/linux/phy.h by a few years.
And while the driver has been retrofitted to use the PHYLIB,
the old definitions have stuck around to this day.
Signed-off-by: Christian Lamparter <chunkeey@gmail.com>
---
drivers/net/ethernet/ibm/emac/core.c | 20 ++++++++++----------
drivers/net/ethernet/ibm/emac/emac.h | 13 -------------
drivers/net/ethernet/ibm/emac/phy.c | 10 +++++-----
drivers/net/ethernet/ibm/emac/rgmii.c | 20 ++++++++++----------
drivers/net/ethernet/ibm/emac/zmii.c | 34 +++++++++++++++++-----------------
5 files changed, 42 insertions(+), 55 deletions(-)
--- a/drivers/net/ethernet/ibm/emac/core.c
+++ b/drivers/net/ethernet/ibm/emac/core.c
@@ -199,18 +199,18 @@ static void __emac_set_multicast_list(st
static inline int emac_phy_supports_gige(int phy_mode)
{
- return phy_mode == PHY_MODE_GMII ||
- phy_mode == PHY_MODE_RGMII ||
- phy_mode == PHY_MODE_SGMII ||
- phy_mode == PHY_MODE_TBI ||
- phy_mode == PHY_MODE_RTBI;
+ return phy_mode == PHY_INTERFACE_MODE_GMII ||
+ phy_mode == PHY_INTERFACE_MODE_RGMII ||
+ phy_mode == PHY_INTERFACE_MODE_SGMII ||
+ phy_mode == PHY_INTERFACE_MODE_TBI ||
+ phy_mode == PHY_INTERFACE_MODE_RTBI;
}
static inline int emac_phy_gpcs(int phy_mode)
{
- return phy_mode == PHY_MODE_SGMII ||
- phy_mode == PHY_MODE_TBI ||
- phy_mode == PHY_MODE_RTBI;
+ return phy_mode == PHY_INTERFACE_MODE_SGMII ||
+ phy_mode == PHY_INTERFACE_MODE_TBI ||
+ phy_mode == PHY_INTERFACE_MODE_RTBI;
}
static inline void emac_tx_enable(struct emac_instance *dev)
@@ -2865,7 +2865,7 @@ static int emac_init_config(struct emac_
/* PHY mode needs some decoding */
dev->phy_mode = of_get_phy_mode(np);
if (dev->phy_mode < 0)
- dev->phy_mode = PHY_MODE_NA;
+ dev->phy_mode = PHY_INTERFACE_MODE_NA;
/* Check EMAC version */
if (of_device_is_compatible(np, "ibm,emac4sync")) {
@@ -3168,7 +3168,7 @@ static int emac_probe(struct platform_de
printk(KERN_INFO "%s: EMAC-%d %pOF, MAC %pM\n",
ndev->name, dev->cell_index, np, ndev->dev_addr);
- if (dev->phy_mode == PHY_MODE_SGMII)
+ if (dev->phy_mode == PHY_INTERFACE_MODE_SGMII)
printk(KERN_NOTICE "%s: in SGMII mode\n", ndev->name);
if (dev->phy.address >= 0)
--- a/drivers/net/ethernet/ibm/emac/emac.h
+++ b/drivers/net/ethernet/ibm/emac/emac.h
@@ -104,19 +104,6 @@ struct emac_regs {
} u1;
};
-/*
- * PHY mode settings (EMAC <-> ZMII/RGMII bridge <-> PHY)
- */
-#define PHY_MODE_NA PHY_INTERFACE_MODE_NA
-#define PHY_MODE_MII PHY_INTERFACE_MODE_MII
-#define PHY_MODE_RMII PHY_INTERFACE_MODE_RMII
-#define PHY_MODE_SMII PHY_INTERFACE_MODE_SMII
-#define PHY_MODE_RGMII PHY_INTERFACE_MODE_RGMII
-#define PHY_MODE_TBI PHY_INTERFACE_MODE_TBI
-#define PHY_MODE_GMII PHY_INTERFACE_MODE_GMII
-#define PHY_MODE_RTBI PHY_INTERFACE_MODE_RTBI
-#define PHY_MODE_SGMII PHY_INTERFACE_MODE_SGMII
-
/* EMACx_MR0 */
#define EMAC_MR0_RXI 0x80000000
#define EMAC_MR0_TXI 0x40000000
--- a/drivers/net/ethernet/ibm/emac/phy.c
+++ b/drivers/net/ethernet/ibm/emac/phy.c
@@ -96,7 +96,7 @@ int emac_mii_reset_gpcs(struct mii_phy *
if ((val & BMCR_ISOLATE) && limit > 0)
gpcs_phy_write(phy, MII_BMCR, val & ~BMCR_ISOLATE);
- if (limit > 0 && phy->mode == PHY_MODE_SGMII) {
+ if (limit > 0 && phy->mode == PHY_INTERFACE_MODE_SGMII) {
/* Configure GPCS interface to recommended setting for SGMII */
gpcs_phy_write(phy, 0x04, 0x8120); /* AsymPause, FDX */
gpcs_phy_write(phy, 0x07, 0x2801); /* msg_pg, toggle */
@@ -313,16 +313,16 @@ static int cis8201_init(struct mii_phy *
epcr &= ~EPCR_MODE_MASK;
switch (phy->mode) {
- case PHY_MODE_TBI:
+ case PHY_INTERFACE_MODE_TBI:
epcr |= EPCR_TBI_MODE;
break;
- case PHY_MODE_RTBI:
+ case PHY_INTERFACE_MODE_RTBI:
epcr |= EPCR_RTBI_MODE;
break;
- case PHY_MODE_GMII:
+ case PHY_INTERFACE_MODE_GMII:
epcr |= EPCR_GMII_MODE;
break;
- case PHY_MODE_RGMII:
+ case PHY_INTERFACE_MODE_RGMII:
default:
epcr |= EPCR_RGMII_MODE;
}
--- a/drivers/net/ethernet/ibm/emac/rgmii.c
+++ b/drivers/net/ethernet/ibm/emac/rgmii.c
@@ -52,25 +52,25 @@
/* RGMII bridge supports only GMII/TBI and RGMII/RTBI PHYs */
static inline int rgmii_valid_mode(int phy_mode)
{
- return phy_mode == PHY_MODE_GMII ||
- phy_mode == PHY_MODE_MII ||
- phy_mode == PHY_MODE_RGMII ||
- phy_mode == PHY_MODE_TBI ||
- phy_mode == PHY_MODE_RTBI;
+ return phy_mode == PHY_INTERFACE_MODE_GMII ||
+ phy_mode == PHY_INTERFACE_MODE_MII ||
+ phy_mode == PHY_INTERFACE_MODE_RGMII ||
+ phy_mode == PHY_INTERFACE_MODE_TBI ||
+ phy_mode == PHY_INTERFACE_MODE_RTBI;
}
static inline u32 rgmii_mode_mask(int mode, int input)
{
switch (mode) {
- case PHY_MODE_RGMII:
+ case PHY_INTERFACE_MODE_RGMII:
return RGMII_FER_RGMII(input);
- case PHY_MODE_TBI:
+ case PHY_INTERFACE_MODE_TBI:
return RGMII_FER_TBI(input);
- case PHY_MODE_GMII:
+ case PHY_INTERFACE_MODE_GMII:
return RGMII_FER_GMII(input);
- case PHY_MODE_MII:
+ case PHY_INTERFACE_MODE_MII:
return RGMII_FER_MII(input);
- case PHY_MODE_RTBI:
+ case PHY_INTERFACE_MODE_RTBI:
return RGMII_FER_RTBI(input);
default:
BUG();
--- a/drivers/net/ethernet/ibm/emac/zmii.c
+++ b/drivers/net/ethernet/ibm/emac/zmii.c
@@ -49,20 +49,20 @@
*/
static inline int zmii_valid_mode(int mode)
{
- return mode == PHY_MODE_MII ||
- mode == PHY_MODE_RMII ||
- mode == PHY_MODE_SMII ||
- mode == PHY_MODE_NA;
+ return mode == PHY_INTERFACE_MODE_MII ||
+ mode == PHY_INTERFACE_MODE_RMII ||
+ mode == PHY_INTERFACE_MODE_SMII ||
+ mode == PHY_INTERFACE_MODE_NA;
}
static inline const char *zmii_mode_name(int mode)
{
switch (mode) {
- case PHY_MODE_MII:
+ case PHY_INTERFACE_MODE_MII:
return "MII";
- case PHY_MODE_RMII:
+ case PHY_INTERFACE_MODE_RMII:
return "RMII";
- case PHY_MODE_SMII:
+ case PHY_INTERFACE_MODE_SMII:
return "SMII";
default:
BUG();
@@ -72,11 +72,11 @@ static inline const char *zmii_mode_name
static inline u32 zmii_mode_mask(int mode, int input)
{
switch (mode) {
- case PHY_MODE_MII:
+ case PHY_INTERFACE_MODE_MII:
return ZMII_FER_MII(input);
- case PHY_MODE_RMII:
+ case PHY_INTERFACE_MODE_RMII:
return ZMII_FER_RMII(input);
- case PHY_MODE_SMII:
+ case PHY_INTERFACE_MODE_SMII:
return ZMII_FER_SMII(input);
default:
return 0;
@@ -106,18 +106,18 @@ int zmii_attach(struct platform_device *
* Please, always specify PHY mode in your board port to avoid
* any surprises.
*/
- if (dev->mode == PHY_MODE_NA) {
- if (*mode == PHY_MODE_NA) {
+ if (dev->mode == PHY_INTERFACE_MODE_NA) {
+ if (*mode == PHY_INTERFACE_MODE_NA) {
u32 r = dev->fer_save;
ZMII_DBG(dev, "autodetecting mode, FER = 0x%08x" NL, r);
if (r & (ZMII_FER_MII(0) | ZMII_FER_MII(1)))
- dev->mode = PHY_MODE_MII;
+ dev->mode = PHY_INTERFACE_MODE_MII;
else if (r & (ZMII_FER_RMII(0) | ZMII_FER_RMII(1)))
- dev->mode = PHY_MODE_RMII;
+ dev->mode = PHY_INTERFACE_MODE_RMII;
else
- dev->mode = PHY_MODE_SMII;
+ dev->mode = PHY_INTERFACE_MODE_SMII;
} else
dev->mode = *mode;
@@ -126,7 +126,7 @@ int zmii_attach(struct platform_device *
zmii_mode_name(dev->mode));
} else {
/* All inputs must use the same mode */
- if (*mode != PHY_MODE_NA && *mode != dev->mode) {
+ if (*mode != PHY_INTERFACE_MODE_NA && *mode != dev->mode) {
printk(KERN_ERR
"%pOF: invalid mode %d specified for input %d\n",
ofdev->dev.of_node, *mode, input);
@@ -246,7 +246,7 @@ static int zmii_probe(struct platform_de
mutex_init(&dev->lock);
dev->ofdev = ofdev;
- dev->mode = PHY_MODE_NA;
+ dev->mode = PHY_INTERFACE_MODE_NA;
rc = -ENXIO;
if (of_address_to_resource(np, 0, &regs)) {
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