arm64: imx8mp: Drop EQoS GPR[1] board workaround

The EQoS interface mode is now configured in common board_interface_eth_init()
and called by EQoS MAC driver when appropriate. Drop the board side duplicates
if the same functionality.

Signed-off-by: Marek Vasut <marex@denx.de>

9 files changed, 1 insertions, 157 deletions

diff --git a/arch/arm/include/asm/arch-imx8m/clock.h b/arch/arm/include/asm/arch-imx8m/clock.h
index e443376..a861cd6 100644
--- a/arch/arm/include/asm/arch-imx8m/clock.h
+++ b/arch/arm/include/asm/arch-imx8m/clock.h
@@ -276,5 +276,4 @@ int set_clk_qspi(void);
 void enable_ocotp_clk(unsigned char enable);
 int enable_i2c_clk(unsigned char enable, unsigned int i2c_num);
 int set_clk_enet(enum enet_freq type);
-int set_clk_eqos(enum enet_freq type);
 void hab_caam_clock_enable(unsigned char enable);
diff --git a/arch/arm/mach-imx/imx8m/clock_imx8mm.c b/arch/arm/mach-imx/imx8m/clock_imx8mm.c
index 22e954b..76f6c55 100644
--- a/arch/arm/mach-imx/imx8m/clock_imx8mm.c
+++ b/arch/arm/mach-imx/imx8m/clock_imx8mm.c
@@ -827,53 +827,6 @@ u32 mxc_get_clock(enum mxc_clock clk)
 }
 
 #if defined(CONFIG_IMX8MP) && defined(CONFIG_DWC_ETH_QOS)
-int set_clk_eqos(enum enet_freq type)
-{
-	u32 target;
-	u32 enet1_ref;
-
-	switch (type) {
-	case ENET_125MHZ:
-		enet1_ref = ENET1_REF_CLK_ROOT_FROM_PLL_ENET_MAIN_125M_CLK;
-		break;
-	case ENET_50MHZ:
-		enet1_ref = ENET1_REF_CLK_ROOT_FROM_PLL_ENET_MAIN_50M_CLK;
-		break;
-	case ENET_25MHZ:
-		enet1_ref = ENET1_REF_CLK_ROOT_FROM_PLL_ENET_MAIN_25M_CLK;
-		break;
-	default:
-		return -EINVAL;
-	}
-
-	/* disable the clock first */
-	clock_enable(CCGR_QOS_ETHENET, 0);
-	clock_enable(CCGR_SDMA2, 0);
-
-	/* set enet axi clock 266Mhz */
-	target = CLK_ROOT_ON | ENET_AXI_CLK_ROOT_FROM_SYS1_PLL_266M |
-		 CLK_ROOT_PRE_DIV(CLK_ROOT_PRE_DIV1) |
-		 CLK_ROOT_POST_DIV(CLK_ROOT_POST_DIV1);
-	clock_set_target_val(ENET_AXI_CLK_ROOT, target);
-
-	target = CLK_ROOT_ON | enet1_ref |
-		 CLK_ROOT_PRE_DIV(CLK_ROOT_PRE_DIV1) |
-		 CLK_ROOT_POST_DIV(CLK_ROOT_POST_DIV1);
-	clock_set_target_val(ENET_QOS_CLK_ROOT, target);
-
-	target = CLK_ROOT_ON |
-		ENET1_TIME_CLK_ROOT_FROM_PLL_ENET_MAIN_100M_CLK |
-		CLK_ROOT_PRE_DIV(CLK_ROOT_PRE_DIV1) |
-		CLK_ROOT_POST_DIV(CLK_ROOT_POST_DIV4);
-	clock_set_target_val(ENET_QOS_TIMER_CLK_ROOT, target);
-
-	/* enable clock */
-	clock_enable(CCGR_QOS_ETHENET, 1);
-	clock_enable(CCGR_SDMA2, 1);
-
-	return 0;
-}
-
 static int imx8mp_eqos_interface_init(struct udevice *dev,
 				      phy_interface_t interface_type)
 {
diff --git a/board/advantech/imx8mp_rsb3720a1/imx8mp_rsb3720a1.c b/board/advantech/imx8mp_rsb3720a1/imx8mp_rsb3720a1.c
index 09e63e0..4661746 100644
--- a/board/advantech/imx8mp_rsb3720a1/imx8mp_rsb3720a1.c
+++ b/board/advantech/imx8mp_rsb3720a1/imx8mp_rsb3720a1.c
@@ -113,7 +113,7 @@ static const iomux_v3_cfg_t eqos_rst_pads[] = {
 	MX8MP_PAD_SAI2_RXC__GPIO4_IO22 | MUX_PAD_CTRL(NO_PAD_CTRL),
 };
 
-static void setup_iomux_eqos(void)
+static void setup_eqos(void)
 {
 	imx_iomux_v3_setup_multiple_pads(eqos_rst_pads,
 					 ARRAY_SIZE(eqos_rst_pads));
@@ -124,21 +124,6 @@ static void setup_iomux_eqos(void)
 	gpio_direction_output(EQOS_RST_PAD, 1);
 	mdelay(100);
 }
-
-static int setup_eqos(void)
-{
-	struct iomuxc_gpr_base_regs *gpr =
-		(struct iomuxc_gpr_base_regs *)IOMUXC_GPR_BASE_ADDR;
-
-	setup_iomux_eqos();
-
-	/* set INTF as RGMII, enable RGMII TXC clock */
-	clrsetbits_le32(&gpr->gpr[1],
-			IOMUXC_GPR_GPR1_GPR_ENET_QOS_INTF_SEL_MASK, BIT(16));
-	setbits_le32(&gpr->gpr[1], BIT(19) | BIT(21));
-
-	return set_clk_eqos(ENET_125MHZ);
-}
 #endif /* CONFIG_DWC_ETH_QOS */
 
 int board_phy_config(struct phy_device *phydev)
diff --git a/board/dhelectronics/dh_imx8mp/imx8mp_dhcom_pdk2.c b/board/dhelectronics/dh_imx8mp/imx8mp_dhcom_pdk2.c
index c690a5a..de0f369 100644
--- a/board/dhelectronics/dh_imx8mp/imx8mp_dhcom_pdk2.c
+++ b/board/dhelectronics/dh_imx8mp/imx8mp_dhcom_pdk2.c
@@ -41,19 +41,6 @@ int board_phys_sdram_size(phys_size_t *size)
 	return 0;
 }
 
-static void setup_eqos(void)
-{
-	struct iomuxc_gpr_base_regs *gpr =
-		(struct iomuxc_gpr_base_regs *)IOMUXC_GPR_BASE_ADDR;
-
-	/* Set INTF as RGMII, enable RGMII TXC clock. */
-	clrsetbits_le32(&gpr->gpr[1],
-			IOMUXC_GPR_GPR1_GPR_ENET_QOS_INTF_SEL_MASK, BIT(16));
-	setbits_le32(&gpr->gpr[1], BIT(19) | BIT(21));
-
-	set_clk_eqos(ENET_125MHZ);
-}
-
 static void setup_fec(void)
 {
 	struct iomuxc_gpr_base_regs *gpr =
@@ -131,7 +118,6 @@ int dh_setup_mac_address(void)
 
 int board_init(void)
 {
-	setup_eqos();
 	setup_fec();
 	return 0;
 }
diff --git a/board/engicam/imx8mp/icore_mx8mp.c b/board/engicam/imx8mp/icore_mx8mp.c
index 500080c..5f820cc 100644
--- a/board/engicam/imx8mp/icore_mx8mp.c
+++ b/board/engicam/imx8mp/icore_mx8mp.c
@@ -34,19 +34,6 @@ static void setup_fec(void)
 	setbits_le32(&gpr->gpr[1], BIT(22));
 }
 
-static int setup_eqos(void)
-{
-	struct iomuxc_gpr_base_regs *gpr =
-		(struct iomuxc_gpr_base_regs *)IOMUXC_GPR_BASE_ADDR;
-
-	/* set INTF as RGMII, enable RGMII TXC clock */
-	clrsetbits_le32(&gpr->gpr[1],
-			IOMUXC_GPR_GPR1_GPR_ENET_QOS_INTF_SEL_MASK, BIT(16));
-	setbits_le32(&gpr->gpr[1], BIT(19) | BIT(21));
-
-	return set_clk_eqos(ENET_125MHZ);
-}
-
 #if CONFIG_IS_ENABLED(NET)
 int board_phy_config(struct phy_device *phydev)
 {
@@ -61,9 +48,6 @@ int board_init(void)
 	if (IS_ENABLED(CONFIG_FEC_MXC))
 		setup_fec();
 
-	if (IS_ENABLED(CONFIG_DWC_ETH_QOS))
-		setup_eqos();
-
 	return 0;
 }
 
diff --git a/board/freescale/imx8mp_evk/imx8mp_evk.c b/board/freescale/imx8mp_evk/imx8mp_evk.c
index ce211d4..a24b8c1 100644
--- a/board/freescale/imx8mp_evk/imx8mp_evk.c
+++ b/board/freescale/imx8mp_evk/imx8mp_evk.c
@@ -29,19 +29,6 @@ static void setup_fec(void)
 	setbits_le32(&gpr->gpr[1], BIT(22));
 }
 
-static int setup_eqos(void)
-{
-	struct iomuxc_gpr_base_regs *gpr =
-		(struct iomuxc_gpr_base_regs *)IOMUXC_GPR_BASE_ADDR;
-
-	/* set INTF as RGMII, enable RGMII TXC clock */
-	clrsetbits_le32(&gpr->gpr[1],
-			IOMUXC_GPR_GPR1_GPR_ENET_QOS_INTF_SEL_MASK, BIT(16));
-	setbits_le32(&gpr->gpr[1], BIT(19) | BIT(21));
-
-	return set_clk_eqos(ENET_125MHZ);
-}
-
 #if CONFIG_IS_ENABLED(NET)
 int board_phy_config(struct phy_device *phydev)
 {
@@ -59,10 +46,6 @@ int board_init(void)
 		setup_fec();
 	}
 
-	if (IS_ENABLED(CONFIG_DWC_ETH_QOS)) {
-		ret = setup_eqos();
-	}
-
 	return ret;
 }
 
diff --git a/board/gateworks/venice/venice.c b/board/gateworks/venice/venice.c
index 58736c6..ca62f0b 100644
--- a/board/gateworks/venice/venice.c
+++ b/board/gateworks/venice/venice.c
@@ -57,19 +57,6 @@ static int __maybe_unused setup_fec(void)
 	return 0;
 }
 
-static int __maybe_unused setup_eqos(void)
-{
-	struct iomuxc_gpr_base_regs *gpr =
-		(struct iomuxc_gpr_base_regs *)IOMUXC_GPR_BASE_ADDR;
-
-	/* set INTF as RGMII, enable RGMII TXC clock */
-	clrsetbits_le32(&gpr->gpr[1],
-			IOMUXC_GPR_GPR1_GPR_ENET_QOS_INTF_SEL_MASK, BIT(16));
-	setbits_le32(&gpr->gpr[1], BIT(19) | BIT(21));
-
-	return set_clk_eqos(ENET_125MHZ);
-}
-
 #if (IS_ENABLED(CONFIG_NET))
 int board_phy_config(struct phy_device *phydev)
 {
@@ -99,8 +86,6 @@ int board_init(void)
 
 	if (IS_ENABLED(CONFIG_FEC_MXC))
 		setup_fec();
-	if (IS_ENABLED(CONFIG_DWC_ETH_QOS))
-		setup_eqos();
 
 	return 0;
 }
diff --git a/board/msc/sm2s_imx8mp/sm2s_imx8mp.c b/board/msc/sm2s_imx8mp/sm2s_imx8mp.c
index 3913c4f..6ccbf02 100644
--- a/board/msc/sm2s_imx8mp/sm2s_imx8mp.c
+++ b/board/msc/sm2s_imx8mp/sm2s_imx8mp.c
@@ -30,19 +30,6 @@ static void setup_fec(void)
 	setbits_le32(&gpr->gpr[1], BIT(22));
 }
 
-static int setup_eqos(void)
-{
-	struct iomuxc_gpr_base_regs *gpr =
-		(struct iomuxc_gpr_base_regs *)IOMUXC_GPR_BASE_ADDR;
-
-	/* set INTF as RGMII, enable RGMII TXC clock */
-	clrsetbits_le32(&gpr->gpr[1],
-			IOMUXC_GPR_GPR1_GPR_ENET_QOS_INTF_SEL_MASK, BIT(16));
-	setbits_le32(&gpr->gpr[1], BIT(19) | BIT(21));
-
-	return set_clk_eqos(ENET_125MHZ);
-}
-
 int board_phy_config(struct phy_device *phydev)
 {
 	if (phydev->drv->config)
@@ -54,7 +41,5 @@ int board_init(void)
 {
 	setup_fec();
 
-	setup_eqos();
-
 	return 0;
 }
diff --git a/board/toradex/verdin-imx8mp/verdin-imx8mp.c b/board/toradex/verdin-imx8mp/verdin-imx8mp.c
index 9c2e44a..5490d3e 100644
--- a/board/toradex/verdin-imx8mp/verdin-imx8mp.c
+++ b/board/toradex/verdin-imx8mp/verdin-imx8mp.c
@@ -49,19 +49,6 @@ static void setup_fec(void)
 	setbits_le32(&gpr->gpr[1], BIT(22));
 }
 
-static int setup_eqos(void)
-{
-	struct iomuxc_gpr_base_regs *gpr =
-		(struct iomuxc_gpr_base_regs *)IOMUXC_GPR_BASE_ADDR;
-
-	/* set INTF as RGMII, enable RGMII TXC clock */
-	clrsetbits_le32(&gpr->gpr[1],
-			IOMUXC_GPR_GPR1_GPR_ENET_QOS_INTF_SEL_MASK, BIT(16));
-	setbits_le32(&gpr->gpr[1], BIT(19) | BIT(21));
-
-	return set_clk_eqos(ENET_125MHZ);
-}
-
 #if IS_ENABLED(CONFIG_NET)
 int board_phy_config(struct phy_device *phydev)
 {
@@ -78,9 +65,6 @@ int board_init(void)
 	if (IS_ENABLED(CONFIG_FEC_MXC))
 		setup_fec();
 
-	if (IS_ENABLED(CONFIG_DWC_ETH_QOS))
-		ret = setup_eqos();
-
 	return ret;
 }