[PATCH] S5PV310: Add Samsung Mobile Reference Board support
From: Kyungmin Park <hidden>
Date: 2010-07-28 01:31:41
Subsystem:
arm port, the rest · Maintainers:
Russell King, Linus Torvalds
From: Kyungmin Park <kyungmin.park@samsung.com> Initial samsung mobile reference board support Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> --- arch/arm/mach-s5pv310/Kconfig | 9 +++ arch/arm/mach-s5pv310/Makefile | 1 + arch/arm/mach-s5pv310/mach-universal.c | 86 ++++++++++++++++++++++++++++++++ 3 files changed, 96 insertions(+), 0 deletions(-) create mode 100644 arch/arm/mach-s5pv310/mach-universal.c
diff --git a/arch/arm/mach-s5pv310/Kconfig b/arch/arm/mach-s5pv310/Kconfig
index 24ef3cd..2fe8149 100644
--- a/arch/arm/mach-s5pv310/Kconfig
+++ b/arch/arm/mach-s5pv310/Kconfig@@ -23,4 +23,13 @@ config MACH_SMDKV310 select ARCH_SPARSEMEM_ENABLE help Machine support for Samsung SMDKV310 + +config MACH_UNIVERSAL + bool "Mobile Universal Board" + select CPU_S5PV310 + select ARCH_SPARSEMEM_ENABLE + help + Machine support for Samsung Mobile Universal Reference Board. + S5PC210(MCP) is one of package option of S5PV310 + endif
diff --git a/arch/arm/mach-s5pv310/Makefile b/arch/arm/mach-s5pv310/Makefile
index 56e7693..5b52132 100644
--- a/arch/arm/mach-s5pv310/Makefile
+++ b/arch/arm/mach-s5pv310/Makefile@@ -22,3 +22,4 @@ obj-$(CONFIG_HOTPLUG_CPU) += hotplug.o # machine support obj-$(CONFIG_MACH_SMDKV310) += mach-smdkv310.o +obj-$(CONFIG_MACH_UNIVERSAL) += mach-universal.o
diff --git a/arch/arm/mach-s5pv310/mach-universal.c b/arch/arm/mach-s5pv310/mach-universal.c
new file mode 100644
index 0000000..d22727f
--- /dev/null
+++ b/arch/arm/mach-s5pv310/mach-universal.c@@ -0,0 +1,86 @@ +/* linux/arch/arm/mach-s5pv310/mach-universal.c + * + * Copyright (C) 2010 Samsung Electronics Co., Ltd. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. +*/ + +#include <linux/serial_core.h> + +#include <asm/mach/arch.h> +#include <asm/mach-types.h> +#include <asm/hardware/cache-l2x0.h> + +#include <plat/regs-serial.h> +#include <plat/s5pv310.h> +#include <plat/cpu.h> + +#include <mach/map.h> + +/* Following are default values for UCON, ULCON and UFCON UART registers */ +#define UNIVERSAL_UCON_DEFAULT (S3C2410_UCON_TXILEVEL | \ + S3C2410_UCON_RXILEVEL | \ + S3C2410_UCON_TXIRQMODE | \ + S3C2410_UCON_RXIRQMODE | \ + S3C2410_UCON_RXFIFO_TOI | \ + S3C2443_UCON_RXERR_IRQEN) + +#define UNIVERSAL_ULCON_DEFAULT S3C2410_LCON_CS8 + +#define UNIVERSAL_UFCON_DEFAULT (S3C2410_UFCON_FIFOMODE | \ + S5PV210_UFCON_TXTRIGMAX | \ + S5PV210_UFCON_RXTRIGMAX) + +static struct s3c2410_uartcfg universal_uartcfgs[] __initdata = { + [0] = { + .hwport = 0, + .ucon = UNIVERSAL_UCON_DEFAULT, + .ulcon = UNIVERSAL_ULCON_DEFAULT, + .ufcon = UNIVERSAL_UFCON_DEFAULT, + }, + [1] = { + .hwport = 1, + .ucon = UNIVERSAL_UCON_DEFAULT, + .ulcon = UNIVERSAL_ULCON_DEFAULT, + .ufcon = UNIVERSAL_UFCON_DEFAULT, + }, + [2] = { + .hwport = 2, + .ucon = UNIVERSAL_UCON_DEFAULT, + .ulcon = UNIVERSAL_ULCON_DEFAULT, + .ufcon = UNIVERSAL_UFCON_DEFAULT, + }, + [3] = { + .hwport = 3, + .ucon = UNIVERSAL_UCON_DEFAULT, + .ulcon = UNIVERSAL_ULCON_DEFAULT, + .ufcon = UNIVERSAL_UFCON_DEFAULT, + }, +}; + +static void __init universal_map_io(void) +{ + s5p_init_io(NULL, 0, S5P_VA_CHIPID); + s3c24xx_init_clocks(24000000); + s3c24xx_init_uarts(universal_uartcfgs, ARRAY_SIZE(universal_uartcfgs)); +} + +static void __init universal_machine_init(void) +{ +#ifdef CONFIG_CACHE_L2X0 + l2x0_init(S5P_VA_L2CC, 1 << 28, 0xffffffff); +#endif +} + +MACHINE_START(UNIVERSAL, "UNIVERSAL") + /* Maintainer: Kyungmin Park <kyungmin.park@samsung.com> */ + .phys_io = S3C_PA_UART & 0xfff00000, + .io_pg_offst = (((u32)S3C_VA_UART) >> 18) & 0xfffc, + .boot_params = S5P_PA_SDRAM + 0x100, + .init_irq = s5pv310_init_irq, + .map_io = universal_map_io, + .init_machine = universal_machine_init, + .timer = &s5pv310_timer, +MACHINE_END
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1.5.3.3