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Date: Sat, 4 Apr 2020 08:38:16 +0800 From: <sean.wang@...iatek.com> To: <davem@...emloft.net>, <andrew@...n.ch>, <f.fainelli@...il.com>, <vivien.didelot@...oirfairelinux.com>, <Mark-MC.Lee@...iatek.com>, <john@...ozen.org> CC: <Landen.Chao@...iatek.com>, <steven.liu@...iatek.com>, <netdev@...r.kernel.org>, <linux-kernel@...r.kernel.org>, <linux-mediatek@...ts.infradead.org>, René van Dorst <opensource@...rst.com> Subject: [PATCH net 1/2] net: dsa: mt7530: move mt7623 settings out off the mt7530 From: René van Dorst <opensource@...rst.com> Moving mt7623 logic out off mt7530, is required to make hardware setting consistent after we introduce phylink to mtk driver. Fixes: ca366d6c889b ("net: dsa: mt7530: Convert to PHYLINK API") Reviewed-by: Sean Wang <sean.wang@...iatek.com> Tested-by: Sean Wang <sean.wang@...iatek.com> Signed-off-by: René van Dorst <opensource@...rst.com> --- drivers/net/dsa/mt7530.c | 85 ---------------------------------------- drivers/net/dsa/mt7530.h | 10 ----- 2 files changed, 95 deletions(-) diff --git a/drivers/net/dsa/mt7530.c b/drivers/net/dsa/mt7530.c index 970d44354f4c..3ab0a3eae68b 100644 --- a/drivers/net/dsa/mt7530.c +++ b/drivers/net/dsa/mt7530.c @@ -66,58 +66,6 @@ static const struct mt7530_mib_desc mt7530_mib[] = { MIB_DESC(1, 0xb8, "RxArlDrop"), }; -static int -mt7623_trgmii_write(struct mt7530_priv *priv, u32 reg, u32 val) -{ - int ret; - - ret = regmap_write(priv->ethernet, TRGMII_BASE(reg), val); - if (ret < 0) - dev_err(priv->dev, - "failed to priv write register\n"); - return ret; -} - -static u32 -mt7623_trgmii_read(struct mt7530_priv *priv, u32 reg) -{ - int ret; - u32 val; - - ret = regmap_read(priv->ethernet, TRGMII_BASE(reg), &val); - if (ret < 0) { - dev_err(priv->dev, - "failed to priv read register\n"); - return ret; - } - - return val; -} - -static void -mt7623_trgmii_rmw(struct mt7530_priv *priv, u32 reg, - u32 mask, u32 set) -{ - u32 val; - - val = mt7623_trgmii_read(priv, reg); - val &= ~mask; - val |= set; - mt7623_trgmii_write(priv, reg, val); -} - -static void -mt7623_trgmii_set(struct mt7530_priv *priv, u32 reg, u32 val) -{ - mt7623_trgmii_rmw(priv, reg, 0, val); -} - -static void -mt7623_trgmii_clear(struct mt7530_priv *priv, u32 reg, u32 val) -{ - mt7623_trgmii_rmw(priv, reg, val, 0); -} - static int core_read_mmd_indirect(struct mt7530_priv *priv, int prtad, int devad) { @@ -538,27 +486,6 @@ mt7530_pad_clk_setup(struct dsa_switch *ds, int mode) for (i = 0 ; i < NUM_TRGMII_CTRL; i++) mt7530_rmw(priv, MT7530_TRGMII_RD(i), RD_TAP_MASK, RD_TAP(16)); - else - if (priv->id != ID_MT7621) - mt7623_trgmii_set(priv, GSW_INTF_MODE, - INTF_MODE_TRGMII); - - return 0; -} - -static int -mt7623_pad_clk_setup(struct dsa_switch *ds) -{ - struct mt7530_priv *priv = ds->priv; - int i; - - for (i = 0 ; i < NUM_TRGMII_CTRL; i++) - mt7623_trgmii_write(priv, GSW_TRGMII_TD_ODT(i), - TD_DM_DRVP(8) | TD_DM_DRVN(8)); - - mt7623_trgmii_set(priv, GSW_TRGMII_RCK_CTRL, RX_RST | RXC_DQSISEL); - mt7623_trgmii_clear(priv, GSW_TRGMII_RCK_CTRL, RX_RST); - return 0; } @@ -1311,10 +1238,6 @@ mt7530_setup(struct dsa_switch *ds) dn = dsa_to_port(ds, MT7530_CPU_PORT)->master->dev.of_node->parent; if (priv->id == ID_MT7530) { - priv->ethernet = syscon_node_to_regmap(dn); - if (IS_ERR(priv->ethernet)) - return PTR_ERR(priv->ethernet); - regulator_set_voltage(priv->core_pwr, 1000000, 1000000); ret = regulator_enable(priv->core_pwr); if (ret < 0) { @@ -1473,14 +1396,6 @@ static void mt7530_phylink_mac_config(struct dsa_switch *ds, int port, /* Setup TX circuit incluing relevant PAD and driving */ mt7530_pad_clk_setup(ds, state->interface); - if (priv->id == ID_MT7530) { - /* Setup RX circuit, relevant PAD and driving on the - * host which must be placed after the setup on the - * device side is all finished. - */ - mt7623_pad_clk_setup(ds); - } - priv->p6_interface = state->interface; break; default: diff --git a/drivers/net/dsa/mt7530.h b/drivers/net/dsa/mt7530.h index ef9b52f3152b..4aef6024441b 100644 --- a/drivers/net/dsa/mt7530.h +++ b/drivers/net/dsa/mt7530.h @@ -277,7 +277,6 @@ enum mt7530_vlan_port_attr { /* Registers for TRGMII on the both side */ #define MT7530_TRGMII_RCK_CTRL 0x7a00 -#define GSW_TRGMII_RCK_CTRL 0x300 #define RX_RST BIT(31) #define RXC_DQSISEL BIT(30) #define DQSI1_TAP_MASK (0x7f << 8) @@ -286,31 +285,24 @@ enum mt7530_vlan_port_attr { #define DQSI0_TAP(x) ((x) & 0x7f) #define MT7530_TRGMII_RCK_RTT 0x7a04 -#define GSW_TRGMII_RCK_RTT 0x304 #define DQS1_GATE BIT(31) #define DQS0_GATE BIT(30) #define MT7530_TRGMII_RD(x) (0x7a10 + (x) * 8) -#define GSW_TRGMII_RD(x) (0x310 + (x) * 8) #define BSLIP_EN BIT(31) #define EDGE_CHK BIT(30) #define RD_TAP_MASK 0x7f #define RD_TAP(x) ((x) & 0x7f) -#define GSW_TRGMII_TXCTRL 0x340 #define MT7530_TRGMII_TXCTRL 0x7a40 #define TRAIN_TXEN BIT(31) #define TXC_INV BIT(30) #define TX_RST BIT(28) #define MT7530_TRGMII_TD_ODT(i) (0x7a54 + 8 * (i)) -#define GSW_TRGMII_TD_ODT(i) (0x354 + 8 * (i)) #define TD_DM_DRVP(x) ((x) & 0xf) #define TD_DM_DRVN(x) (((x) & 0xf) << 4) -#define GSW_INTF_MODE 0x390 -#define INTF_MODE_TRGMII BIT(1) - #define MT7530_TRGMII_TCK_CTRL 0x7a78 #define TCK_TAP(x) (((x) & 0xf) << 8) @@ -443,7 +435,6 @@ static const char *p5_intf_modes(unsigned int p5_interface) * @ds: The pointer to the dsa core structure * @bus: The bus used for the device and built-in PHY * @rstc: The pointer to reset control used by MCM - * @ethernet: The regmap used for access TRGMII-based registers * @core_pwr: The power supplied into the core * @io_pwr: The power supplied into the I/O * @reset: The descriptor for GPIO line tied to its reset pin @@ -460,7 +451,6 @@ struct mt7530_priv { struct dsa_switch *ds; struct mii_bus *bus; struct reset_control *rstc; - struct regmap *ethernet; struct regulator *core_pwr; struct regulator *io_pwr; struct gpio_desc *reset; -- 2.25.1
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