From 76cb841cb886eef6b3bee341a2266c76578724ad Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Mon, 6 May 2024 03:02:30 +0200
Subject: Adding upstream version 4.19.249.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 arch/arm/mach-s3c24xx/mach-tct_hammer.c | 143 ++++++++++++++++++++++++++++++++
 1 file changed, 143 insertions(+)
 create mode 100644 arch/arm/mach-s3c24xx/mach-tct_hammer.c

(limited to 'arch/arm/mach-s3c24xx/mach-tct_hammer.c')

diff --git a/arch/arm/mach-s3c24xx/mach-tct_hammer.c b/arch/arm/mach-s3c24xx/mach-tct_hammer.c
new file mode 100644
index 000000000..8d8ddd6ea
--- /dev/null
+++ b/arch/arm/mach-s3c24xx/mach-tct_hammer.c
@@ -0,0 +1,143 @@
+// SPDX-License-Identifier: GPL-2.0+
+//
+// Copyright (c) 2007 TinCanTools
+//	David Anders <danders@amltd.com>
+//
+// @History:
+// derived from linux/arch/arm/mach-s3c2410/mach-bast.c, written by
+// Ben Dooks <ben@simtec.co.uk>
+
+#include <linux/kernel.h>
+#include <linux/types.h>
+#include <linux/interrupt.h>
+#include <linux/list.h>
+#include <linux/timer.h>
+#include <linux/init.h>
+#include <linux/device.h>
+#include <linux/platform_device.h>
+#include <linux/serial_core.h>
+#include <linux/serial_s3c.h>
+#include <linux/io.h>
+
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+#include <asm/mach/irq.h>
+#include <asm/mach/flash.h>
+
+#include <mach/hardware.h>
+#include <asm/irq.h>
+#include <asm/mach-types.h>
+
+#include <linux/platform_data/i2c-s3c2410.h>
+#include <plat/devs.h>
+#include <plat/cpu.h>
+
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/partitions.h>
+#include <linux/mtd/map.h>
+#include <linux/mtd/physmap.h>
+#include <plat/samsung-time.h>
+
+#include "common.h"
+
+static struct resource tct_hammer_nor_resource =
+			DEFINE_RES_MEM(0x00000000, SZ_16M);
+
+static struct mtd_partition tct_hammer_mtd_partitions[] = {
+	{
+		.name		= "System",
+		.size		= 0x240000,
+		.offset		= 0,
+		.mask_flags 	= MTD_WRITEABLE,  /* force read-only */
+	}, {
+		.name		= "JFFS2",
+		.size		= MTDPART_SIZ_FULL,
+		.offset		= MTDPART_OFS_APPEND,
+	}
+};
+
+static struct physmap_flash_data tct_hammer_flash_data = {
+	.width		= 2,
+	.parts		= tct_hammer_mtd_partitions,
+	.nr_parts	= ARRAY_SIZE(tct_hammer_mtd_partitions),
+};
+
+static struct platform_device tct_hammer_device_nor = {
+	.name		= "physmap-flash",
+	.id		= 0,
+	.dev = {
+			.platform_data = &tct_hammer_flash_data,
+		},
+	.num_resources	= 1,
+	.resource	= &tct_hammer_nor_resource,
+};
+
+static struct map_desc tct_hammer_iodesc[] __initdata = {
+};
+
+#define UCON S3C2410_UCON_DEFAULT
+#define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB
+#define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE
+
+static struct s3c2410_uartcfg tct_hammer_uartcfgs[] = {
+	[0] = {
+		.hwport	     = 0,
+		.flags	     = 0,
+		.ucon	     = UCON,
+		.ulcon	     = ULCON,
+		.ufcon	     = UFCON,
+	},
+	[1] = {
+		.hwport	     = 1,
+		.flags	     = 0,
+		.ucon	     = UCON,
+		.ulcon	     = ULCON,
+		.ufcon	     = UFCON,
+	},
+	[2] = {
+		.hwport	     = 2,
+		.flags	     = 0,
+		.ucon	     = UCON,
+		.ulcon	     = ULCON,
+		.ufcon	     = UFCON,
+	}
+};
+
+
+static struct platform_device *tct_hammer_devices[] __initdata = {
+	&s3c_device_adc,
+	&s3c_device_wdt,
+	&s3c_device_i2c0,
+	&s3c_device_ohci,
+	&s3c_device_rtc,
+	&s3c_device_usbgadget,
+	&s3c_device_sdi,
+	&tct_hammer_device_nor,
+};
+
+static void __init tct_hammer_map_io(void)
+{
+	s3c24xx_init_io(tct_hammer_iodesc, ARRAY_SIZE(tct_hammer_iodesc));
+	s3c24xx_init_uarts(tct_hammer_uartcfgs, ARRAY_SIZE(tct_hammer_uartcfgs));
+	samsung_set_timer_source(SAMSUNG_PWM3, SAMSUNG_PWM4);
+}
+
+static void __init tct_hammer_init_time(void)
+{
+	s3c2410_init_clocks(12000000);
+	samsung_timer_init();
+}
+
+static void __init tct_hammer_init(void)
+{
+	s3c_i2c0_set_platdata(NULL);
+	platform_add_devices(tct_hammer_devices, ARRAY_SIZE(tct_hammer_devices));
+}
+
+MACHINE_START(TCT_HAMMER, "TCT_HAMMER")
+	.atag_offset	= 0x100,
+	.map_io		= tct_hammer_map_io,
+	.init_irq	= s3c2410_init_irq,
+	.init_machine	= tct_hammer_init,
+	.init_time	= tct_hammer_init_time,
+MACHINE_END
-- 
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