From 2c3c1048746a4622d8c89a29670120dc8fab93c4 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 20:49:45 +0200
Subject: Adding upstream version 6.1.76.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 arch/arm/mach-imx/mach-imx6sx.c | 77 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 77 insertions(+)
 create mode 100644 arch/arm/mach-imx/mach-imx6sx.c

(limited to 'arch/arm/mach-imx/mach-imx6sx.c')

diff --git a/arch/arm/mach-imx/mach-imx6sx.c b/arch/arm/mach-imx/mach-imx6sx.c
new file mode 100644
index 000000000..e65ed5218
--- /dev/null
+++ b/arch/arm/mach-imx/mach-imx6sx.c
@@ -0,0 +1,77 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright 2014 Freescale Semiconductor, Inc.
+ */
+
+#include <linux/irqchip.h>
+#include <linux/of_platform.h>
+#include <linux/phy.h>
+#include <linux/regmap.h>
+#include <linux/mfd/syscon.h>
+#include <linux/mfd/syscon/imx6q-iomuxc-gpr.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+
+#include "common.h"
+#include "cpuidle.h"
+
+static void __init imx6sx_enet_clk_sel(void)
+{
+	struct regmap *gpr;
+
+	gpr = syscon_regmap_lookup_by_compatible("fsl,imx6sx-iomuxc-gpr");
+	if (!IS_ERR(gpr)) {
+		regmap_update_bits(gpr, IOMUXC_GPR1,
+				   IMX6SX_GPR1_FEC_CLOCK_MUX_SEL_MASK, 0);
+		regmap_update_bits(gpr, IOMUXC_GPR1,
+				   IMX6SX_GPR1_FEC_CLOCK_PAD_DIR_MASK, 0);
+	} else {
+		pr_err("failed to find fsl,imx6sx-iomux-gpr regmap\n");
+	}
+}
+
+static inline void imx6sx_enet_init(void)
+{
+	imx6sx_enet_clk_sel();
+}
+
+static void __init imx6sx_init_machine(void)
+{
+	of_platform_default_populate(NULL, NULL, NULL);
+
+	imx6sx_enet_init();
+	imx_anatop_init();
+	imx6sx_pm_init();
+}
+
+static void __init imx6sx_init_irq(void)
+{
+	imx_gpc_check_dt();
+	imx_init_revision_from_anatop();
+	imx_init_l2cache();
+	imx_src_init();
+	irqchip_init();
+	imx6_pm_ccm_init("fsl,imx6sx-ccm");
+}
+
+static void __init imx6sx_init_late(void)
+{
+	imx6sx_cpuidle_init();
+
+	if (IS_ENABLED(CONFIG_ARM_IMX6Q_CPUFREQ))
+		platform_device_register_simple("imx6q-cpufreq", -1, NULL, 0);
+}
+
+static const char * const imx6sx_dt_compat[] __initconst = {
+	"fsl,imx6sx",
+	NULL,
+};
+
+DT_MACHINE_START(IMX6SX, "Freescale i.MX6 SoloX (Device Tree)")
+	.l2c_aux_val 	= 0,
+	.l2c_aux_mask	= ~0,
+	.init_irq	= imx6sx_init_irq,
+	.init_machine	= imx6sx_init_machine,
+	.dt_compat	= imx6sx_dt_compat,
+	.init_late	= imx6sx_init_late,
+MACHINE_END
-- 
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