From: Josep Orga <jorga@somdevices.com>
Date: Sat, 18 Apr 2020 14:44:11 +0000 (+0200)
Subject: ARM: imx: Enable ENET1_TX_CLK during board startup.
X-Git-Tag: rel_imx_4.19.35_1.1.0-somdevices.0~31
X-Git-Url: https://git.somdevices.com/?a=commitdiff_plain;h=fbf782b381b4e3189d66aaf12a06591361c15972;p=linux.git

ARM: imx: Enable ENET1_TX_CLK during board startup.

Signed-off-by: Josep Orga <jorga@somdevices.com>
---

diff --git a/arch/arm/mach-imx/mach-imx6ul.c b/arch/arm/mach-imx/mach-imx6ul.c
index b59ba27efedb..7f1cbebd5999 100644
--- a/arch/arm/mach-imx/mach-imx6ul.c
+++ b/arch/arm/mach-imx/mach-imx6ul.c
@@ -22,11 +22,24 @@
 static void __init imx6ul_enet_clk_init(void)
 {
 	struct regmap *gpr;
+	//struct regmap *iomuxc;
+	volatile uint32_t* mux_eth1;
+	volatile uint32_t* pad_eth1;
 
 	gpr = syscon_regmap_lookup_by_compatible("fsl,imx6ul-iomuxc-gpr");
-	if (!IS_ERR(gpr))
+	//iomuxc = syscon_regmap_lookup_by_compatible("fsl,imx6ul-iomuxc");
+	if (!IS_ERR(gpr)) {
 		regmap_update_bits(gpr, IOMUXC_GPR1, IMX6UL_GPR1_ENET_CLK_DIR,
 				   IMX6UL_GPR1_ENET_CLK_OUTPUT);
+		//TODO: Check it
+		//regmap_update_bits(iomuxc, 0xdc, 0x1f, 0x14);
+		//regmap_write(iomuxc, 0xdc, 0x14);
+		//regmap_update_bits(iomuxc, 0x368, 0xfffff, 0x0001b031);
+		mux_eth1 = (volatile uint32_t*)ioremap(0x020e00dc, 16);
+		pad_eth1 = (volatile uint32_t*)ioremap(0x020e0368, 16);
+		writel(0x0001b031, pad_eth1);	//Take the value from the device tree
+		writel(0x14, mux_eth1);			//Enable and set ENET1_TX_CLK*
+	}
 	else
 		pr_err("failed to find fsl,imx6ul-iomux-gpr regmap\n");