linux-kernel - [PATCH 07/11] net: ethernet: stmmac: dwmac-sti: remove stih415/stih416/stid127

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Date:   Thu,  9 Feb 2023 10:16:55 +0100
From:   Alain Volmat <avolmat@...com>
To:     Jonathan Corbet <corbet@....net>, Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Marc Zyngier <maz@...nel.org>,
        "David S . Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        Russell King <linux@...linux.org.uk>,
        Patrice Chotard <patrice.chotard@...s.st.com>,
        Giuseppe Cavallaro <peppe.cavallaro@...com>,
        Alexandre Torgue <alexandre.torgue@...s.st.com>,
        Jose Abreu <joabreu@...opsys.com>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>,
        "Rafael J . Wysocki" <rafael@...nel.org>,
        Daniel Lezcano <daniel.lezcano@...aro.org>,
        Amit Kucheria <amitk@...nel.org>,
        Zhang Rui <rui.zhang@...el.com>,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>,
        Philipp Zabel <p.zabel@...gutronix.de>
Cc:     linux-doc@...r.kernel.org, linux-kernel@...r.kernel.org,
        devicetree@...r.kernel.org, netdev@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-stm32@...md-mailman.stormreply.com, linux-pm@...r.kernel.org,
        linux-clk@...r.kernel.org, Alain Volmat <avolmat@...com>
Subject: [PATCH 07/11] net: ethernet: stmmac: dwmac-sti: remove stih415/stih416/stid127

Remove no more supported platforms (stih415/stih416 and stid127)

Signed-off-by: Alain Volmat <avolmat@...com>
---
 .../net/ethernet/stmicro/stmmac/dwmac-sti.c   | 60 +------------------
 1 file changed, 1 insertion(+), 59 deletions(-)

diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-sti.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-sti.c
index 710d7435733e..3b424f4f95f9 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-sti.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-sti.c
@@ -35,7 +35,7 @@
 #define IS_PHY_IF_MODE_GBIT(iface)	(IS_PHY_IF_MODE_RGMII(iface) || \
 					 iface == PHY_INTERFACE_MODE_GMII)
 
-/* STiH4xx register definitions (STiH415/STiH416/STiH407/STiH410 families)
+/* STiH4xx register definitions (STiH407/STiH410 families)
  *
  * Below table summarizes the clock requirement and clock sources for
  * supported phy interface modes with link speeds.
@@ -75,27 +75,6 @@
 #define STIH4XX_ETH_SEL_INTERNAL_NOTEXT_PHYCLK	BIT(7)
 #define STIH4XX_ETH_SEL_TXCLK_NOT_CLK125	BIT(6)
 
-/* STiD127 register definitions
- *-----------------------
- * src	 |BIT(6)| BIT(7)|
- *-----------------------
- * MII   |  1	|   n/a	|
- *-----------------------
- * RMII  |  n/a	|   1	|
- * clkgen|	|	|
- *-----------------------
- * RMII  |  n/a	|   0	|
- * phyclk|	|	|
- *-----------------------
- * RGMII |  1	|  n/a	|
- * clkgen|	|	|
- *-----------------------
- */
-
-#define STID127_RETIME_SRC_MASK			GENMASK(7, 6)
-#define STID127_ETH_SEL_INTERNAL_NOTEXT_PHYCLK	BIT(7)
-#define STID127_ETH_SEL_INTERNAL_NOTEXT_TXCLK	BIT(6)
-
 #define ENMII_MASK	GENMASK(5, 5)
 #define ENMII		BIT(5)
 #define EN_MASK		GENMASK(1, 1)
@@ -194,36 +173,6 @@ static void stih4xx_fix_retime_src(void *priv, u32 spd)
 			   stih4xx_tx_retime_val[src]);
 }
 
-static void stid127_fix_retime_src(void *priv, u32 spd)
-{
-	struct sti_dwmac *dwmac = priv;
-	u32 reg = dwmac->ctrl_reg;
-	u32 freq = 0;
-	u32 val = 0;
-
-	if (dwmac->interface == PHY_INTERFACE_MODE_MII) {
-		val = STID127_ETH_SEL_INTERNAL_NOTEXT_TXCLK;
-	} else if (dwmac->interface == PHY_INTERFACE_MODE_RMII) {
-		if (!dwmac->ext_phyclk) {
-			val = STID127_ETH_SEL_INTERNAL_NOTEXT_PHYCLK;
-			freq = DWMAC_50MHZ;
-		}
-	} else if (IS_PHY_IF_MODE_RGMII(dwmac->interface)) {
-		val = STID127_ETH_SEL_INTERNAL_NOTEXT_TXCLK;
-		if (spd == SPEED_1000)
-			freq = DWMAC_125MHZ;
-		else if (spd == SPEED_100)
-			freq = DWMAC_25MHZ;
-		else if (spd == SPEED_10)
-			freq = DWMAC_2_5MHZ;
-	}
-
-	if (freq)
-		clk_set_rate(dwmac->clk, freq);
-
-	regmap_update_bits(dwmac->regmap, reg, STID127_RETIME_SRC_MASK, val);
-}
-
 static int sti_dwmac_set_mode(struct sti_dwmac *dwmac)
 {
 	struct regmap *regmap = dwmac->regmap;
@@ -407,14 +356,7 @@ static const struct sti_dwmac_of_data stih4xx_dwmac_data = {
 	.fix_retime_src = stih4xx_fix_retime_src,
 };
 
-static const struct sti_dwmac_of_data stid127_dwmac_data = {
-	.fix_retime_src = stid127_fix_retime_src,
-};
-
 static const struct of_device_id sti_dwmac_match[] = {
-	{ .compatible = "st,stih415-dwmac", .data = &stih4xx_dwmac_data},
-	{ .compatible = "st,stih416-dwmac", .data = &stih4xx_dwmac_data},
-	{ .compatible = "st,stid127-dwmac", .data = &stid127_dwmac_data},
 	{ .compatible = "st,stih407-dwmac", .data = &stih4xx_dwmac_data},
 	{ }
 };
-- 
2.34.1