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authorAlbert ARIBAUD <albert.u.boot@aribaud.net>2013-07-10 20:40:47 +0200
committerAlbert ARIBAUD <albert.u.boot@aribaud.net>2013-07-10 20:40:47 +0200
commit630aacb0859c6e26b2b0311d8e245da5e5b8ac67 (patch)
treee9f6f6c28ae4a655f4519ca0db7bc882f8ee9abc /arch/arm
parent87bd05d78f0f5765f3d3e1517c76794c82dab7cc (diff)
parent1ae76d438b602fe8be1f0ef8b8ce47c89d371047 (diff)
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Merge branch 'u-boot-samsung/master' into 'u-boot-arm/master'
Diffstat (limited to 'arch/arm')
-rw-r--r--arch/arm/cpu/armv7/exynos/Makefile17
-rw-r--r--arch/arm/cpu/armv7/exynos/clock.c43
-rw-r--r--arch/arm/cpu/armv7/exynos/clock_init.h154
-rw-r--r--arch/arm/cpu/armv7/exynos/clock_init_exynos4.c95
-rw-r--r--arch/arm/cpu/armv7/exynos/clock_init_exynos5.c684
-rw-r--r--arch/arm/cpu/armv7/exynos/common_setup.h45
-rw-r--r--arch/arm/cpu/armv7/exynos/dmc_common.c200
-rw-r--r--arch/arm/cpu/armv7/exynos/dmc_init_ddr3.c233
-rw-r--r--arch/arm/cpu/armv7/exynos/dmc_init_exynos4.c213
-rw-r--r--arch/arm/cpu/armv7/exynos/exynos4_setup.h594
-rw-r--r--arch/arm/cpu/armv7/exynos/exynos5_setup.h567
-rw-r--r--arch/arm/cpu/armv7/exynos/lowlevel_init.c73
-rw-r--r--arch/arm/cpu/armv7/exynos/pinmux.c40
-rw-r--r--arch/arm/cpu/armv7/exynos/power.c50
-rw-r--r--arch/arm/cpu/armv7/exynos/spl_boot.c203
-rw-r--r--arch/arm/dts/exynos5250.dtsi27
-rw-r--r--arch/arm/include/asm/arch-exynos/cpu.h13
-rw-r--r--arch/arm/include/asm/arch-exynos/power.h12
-rw-r--r--arch/arm/include/asm/arch-exynos/spl.h1
19 files changed, 3249 insertions, 15 deletions
diff --git a/arch/arm/cpu/armv7/exynos/Makefile b/arch/arm/cpu/armv7/exynos/Makefile
index b2f9152..4661155 100644
--- a/arch/arm/cpu/armv7/exynos/Makefile
+++ b/arch/arm/cpu/armv7/exynos/Makefile
@@ -22,10 +22,19 @@ include $(TOPDIR)/config.mk
LIB = $(obj)lib$(SOC).o
-COBJS += clock.o power.o soc.o system.o pinmux.o tzpc.o
-
-SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
-OBJS := $(addprefix $(obj),$(COBJS) $(SOBJS))
+COBJS-y += clock.o power.o soc.o system.o pinmux.o tzpc.o
+
+ifdef CONFIG_SPL_BUILD
+COBJS-$(CONFIG_EXYNOS5) += clock_init_exynos5.o
+COBJS-$(CONFIG_EXYNOS5) += dmc_common.o dmc_init_ddr3.o
+COBJS-$(CONFIG_EXYNOS4210)+= dmc_init_exynos4.o clock_init_exynos4.o
+COBJS-y += spl_boot.o
+COBJS-y += lowlevel_init.o
+endif
+
+COBJS := $(COBJS-y)
+SRCS := $(COBJS:.o=.c)
+OBJS := $(addprefix $(obj),$(COBJS))
all: $(obj).depend $(LIB)
diff --git a/arch/arm/cpu/armv7/exynos/clock.c b/arch/arm/cpu/armv7/exynos/clock.c
index e1c4246..9f07181 100644
--- a/arch/arm/cpu/armv7/exynos/clock.c
+++ b/arch/arm/cpu/armv7/exynos/clock.c
@@ -27,6 +27,10 @@
#include <asm/arch/clk.h>
#include <asm/arch/periph.h>
+#define PLL_DIV_1024 1024
+#define PLL_DIV_65535 65535
+#define PLL_DIV_65536 65536
+
/* *
* This structure is to store the src bit, div bit and prediv bit
* positions of the peripheral clocks of the src and div registers
@@ -85,6 +89,7 @@ static struct set_epll_con_val exynos5_epll_div[] = {
static int exynos_get_pll_clk(int pllreg, unsigned int r, unsigned int k)
{
unsigned long m, p, s = 0, mask, fout;
+ unsigned int div;
unsigned int freq;
/*
* APLL_CON: MIDV [25:16]
@@ -110,14 +115,42 @@ static int exynos_get_pll_clk(int pllreg, unsigned int r, unsigned int k)
if (pllreg == EPLL) {
k = k & 0xffff;
/* FOUT = (MDIV + K / 65536) * FIN / (PDIV * 2^SDIV) */
- fout = (m + k / 65536) * (freq / (p * (1 << s)));
+ fout = (m + k / PLL_DIV_65536) * (freq / (p * (1 << s)));
} else if (pllreg == VPLL) {
k = k & 0xfff;
- /* FOUT = (MDIV + K / 1024) * FIN / (PDIV * 2^SDIV) */
- fout = (m + k / 1024) * (freq / (p * (1 << s)));
+
+ /*
+ * Exynos4210
+ * FOUT = (MDIV + K / 1024) * FIN / (PDIV * 2^SDIV)
+ *
+ * Exynos4412
+ * FOUT = (MDIV + K / 65535) * FIN / (PDIV * 2^SDIV)
+ *
+ * Exynos5250
+ * FOUT = (MDIV + K / 65536) * FIN / (PDIV * 2^SDIV)
+ */
+ if (proid_is_exynos4210())
+ div = PLL_DIV_1024;
+ else if (proid_is_exynos4412())
+ div = PLL_DIV_65535;
+ else if (proid_is_exynos5250())
+ div = PLL_DIV_65536;
+ else
+ return 0;
+
+ fout = (m + k / div) * (freq / (p * (1 << s)));
} else {
- /* FOUT = MDIV * FIN / (PDIV * 2^SDIV) */
- fout = m * (freq / (p * (1 << s)));
+ /*
+ * Exynos4210
+ * FOUT = MDIV * FIN / (PDIV * 2^SDIV)
+ *
+ * Exynos4412 / Exynos5250
+ * FOUT = MDIV * FIN / (PDIV * 2^(SDIV-1))
+ */
+ if (proid_is_exynos4210())
+ fout = m * (freq / (p * (1 << s)));
+ else
+ fout = m * (freq / (p * (1 << (s - 1))));
}
return fout;
diff --git a/arch/arm/cpu/armv7/exynos/clock_init.h b/arch/arm/cpu/armv7/exynos/clock_init.h
new file mode 100644
index 0000000..20a1d47
--- /dev/null
+++ b/arch/arm/cpu/armv7/exynos/clock_init.h
@@ -0,0 +1,154 @@
+/*
+ * Clock initialization routines
+ *
+ * Copyright (c) 2011 The Chromium OS Authors.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#ifndef __EXYNOS_CLOCK_INIT_H
+#define __EXYNOS_CLOCK_INIT_H
+
+enum {
+ MEM_TIMINGS_MSR_COUNT = 4,
+};
+
+/* These are the ratio's for configuring ARM clock */
+struct arm_clk_ratios {
+ unsigned arm_freq_mhz; /* Frequency of ARM core in MHz */
+
+ unsigned apll_mdiv;
+ unsigned apll_pdiv;
+ unsigned apll_sdiv;
+
+ unsigned arm2_ratio;
+ unsigned apll_ratio;
+ unsigned pclk_dbg_ratio;
+ unsigned atb_ratio;
+ unsigned periph_ratio;
+ unsigned acp_ratio;
+ unsigned cpud_ratio;
+ unsigned arm_ratio;
+};
+
+/* These are the memory timings for a particular memory type and speed */
+struct mem_timings {
+ enum mem_manuf mem_manuf; /* Memory manufacturer */
+ enum ddr_mode mem_type; /* Memory type */
+ unsigned frequency_mhz; /* Frequency of memory in MHz */
+
+ /* Here follow the timing parameters for the selected memory */
+ unsigned apll_mdiv;
+ unsigned apll_pdiv;
+ unsigned apll_sdiv;
+ unsigned mpll_mdiv;
+ unsigned mpll_pdiv;
+ unsigned mpll_sdiv;
+ unsigned cpll_mdiv;
+ unsigned cpll_pdiv;
+ unsigned cpll_sdiv;
+ unsigned gpll_mdiv;
+ unsigned gpll_pdiv;
+ unsigned gpll_sdiv;
+ unsigned epll_mdiv;
+ unsigned epll_pdiv;
+ unsigned epll_sdiv;
+ unsigned vpll_mdiv;
+ unsigned vpll_pdiv;
+ unsigned vpll_sdiv;
+ unsigned bpll_mdiv;
+ unsigned bpll_pdiv;
+ unsigned bpll_sdiv;
+ unsigned pclk_cdrex_ratio;
+ unsigned direct_cmd_msr[MEM_TIMINGS_MSR_COUNT];
+
+ unsigned timing_ref;
+ unsigned timing_row;
+ unsigned timing_data;
+ unsigned timing_power;
+
+ /* DQS, DQ, DEBUG offsets */
+ unsigned phy0_dqs;
+ unsigned phy1_dqs;
+ unsigned phy0_dq;
+ unsigned phy1_dq;
+ unsigned phy0_tFS;
+ unsigned phy1_tFS;
+ unsigned phy0_pulld_dqs;
+ unsigned phy1_pulld_dqs;
+
+ unsigned lpddr3_ctrl_phy_reset;
+ unsigned ctrl_start_point;
+ unsigned ctrl_inc;
+ unsigned ctrl_start;
+ unsigned ctrl_dll_on;
+ unsigned ctrl_ref;
+
+ unsigned ctrl_force;
+ unsigned ctrl_rdlat;
+ unsigned ctrl_bstlen;
+
+ unsigned fp_resync;
+ unsigned iv_size;
+ unsigned dfi_init_start;
+ unsigned aref_en;
+
+ unsigned rd_fetch;
+
+ unsigned zq_mode_dds;
+ unsigned zq_mode_term;
+ unsigned zq_mode_noterm; /* 1 to allow termination disable */
+
+ unsigned memcontrol;
+ unsigned memconfig;
+
+ unsigned membaseconfig0;
+ unsigned membaseconfig1;
+ unsigned prechconfig_tp_cnt;
+ unsigned dpwrdn_cyc;
+ unsigned dsref_cyc;
+ unsigned concontrol;
+ /* Channel and Chip Selection */
+ uint8_t dmc_channels; /* number of memory channels */
+ uint8_t chips_per_channel; /* number of chips per channel */
+ uint8_t chips_to_configure; /* number of chips to configure */
+ uint8_t send_zq_init; /* 1 to send this command */
+ unsigned impedance; /* drive strength impedeance */
+ uint8_t gate_leveling_enable; /* check gate leveling is enabled */
+};
+
+/**
+ * Get the correct memory timings for our selected memory type and speed.
+ *
+ * This function can be called from SPL or the main U-Boot.
+ *
+ * @return pointer to the memory timings that we should use
+ */
+struct mem_timings *clock_get_mem_timings(void);
+
+/*
+ * Initialize clock for the device
+ */
+void system_clock_init(void);
+
+/*
+ * Set clock divisor value for booting from EMMC.
+ */
+void emmc_boot_clk_div_set(void);
+#endif
diff --git a/arch/arm/cpu/armv7/exynos/clock_init_exynos4.c b/arch/arm/cpu/armv7/exynos/clock_init_exynos4.c
new file mode 100644
index 0000000..3161090
--- /dev/null
+++ b/arch/arm/cpu/armv7/exynos/clock_init_exynos4.c
@@ -0,0 +1,95 @@
+/*
+ * Clock Initialization for board based on EXYNOS4210
+ *
+ * Copyright (C) 2013 Samsung Electronics
+ * Rajeshwari Shinde <rajeshwari.s@samsung.com>
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <common.h>
+#include <config.h>
+#include <version.h>
+#include <asm/io.h>
+#include <asm/arch/cpu.h>
+#include <asm/arch/clk.h>
+#include <asm/arch/clock.h>
+#include "common_setup.h"
+#include "exynos4_setup.h"
+
+/*
+ * system_clock_init: Initialize core clock and bus clock.
+ * void system_clock_init(void)
+ */
+void system_clock_init(void)
+{
+ struct exynos4_clock *clk =
+ (struct exynos4_clock *)samsung_get_base_clock();
+
+ writel(CLK_SRC_CPU_VAL, &clk->src_cpu);
+
+ sdelay(0x10000);
+
+ writel(CLK_SRC_TOP0_VAL, &clk->src_top0);
+ writel(CLK_SRC_TOP1_VAL, &clk->src_top1);
+ writel(CLK_SRC_DMC_VAL, &clk->src_dmc);
+ writel(CLK_SRC_LEFTBUS_VAL, &clk->src_leftbus);
+ writel(CLK_SRC_RIGHTBUS_VAL, &clk->src_rightbus);
+ writel(CLK_SRC_FSYS_VAL, &clk->src_fsys);
+ writel(CLK_SRC_PERIL0_VAL, &clk->src_peril0);
+ writel(CLK_SRC_CAM_VAL, &clk->src_cam);
+ writel(CLK_SRC_MFC_VAL, &clk->src_mfc);
+ writel(CLK_SRC_G3D_VAL, &clk->src_g3d);
+ writel(CLK_SRC_LCD0_VAL, &clk->src_lcd0);
+
+ sdelay(0x10000);
+
+ writel(CLK_DIV_CPU0_VAL, &clk->div_cpu0);
+ writel(CLK_DIV_CPU1_VAL, &clk->div_cpu1);
+ writel(CLK_DIV_DMC0_VAL, &clk->div_dmc0);
+ writel(CLK_DIV_DMC1_VAL, &clk->div_dmc1);
+ writel(CLK_DIV_LEFTBUS_VAL, &clk->div_leftbus);
+ writel(CLK_DIV_RIGHTBUS_VAL, &clk->div_rightbus);
+ writel(CLK_DIV_TOP_VAL, &clk->div_top);
+ writel(CLK_DIV_FSYS1_VAL, &clk->div_fsys1);
+ writel(CLK_DIV_FSYS2_VAL, &clk->div_fsys2);
+ writel(CLK_DIV_FSYS3_VAL, &clk->div_fsys3);
+ writel(CLK_DIV_PERIL0_VAL, &clk->div_peril0);
+ writel(CLK_DIV_CAM_VAL, &clk->div_cam);
+ writel(CLK_DIV_MFC_VAL, &clk->div_mfc);
+ writel(CLK_DIV_G3D_VAL, &clk->div_g3d);
+ writel(CLK_DIV_LCD0_VAL, &clk->div_lcd0);
+
+ /* Set PLL locktime */
+ writel(PLL_LOCKTIME, &clk->apll_lock);
+ writel(PLL_LOCKTIME, &clk->mpll_lock);
+ writel(PLL_LOCKTIME, &clk->epll_lock);
+ writel(PLL_LOCKTIME, &clk->vpll_lock);
+
+ writel(APLL_CON1_VAL, &clk->apll_con1);
+ writel(APLL_CON0_VAL, &clk->apll_con0);
+ writel(MPLL_CON1_VAL, &clk->mpll_con1);
+ writel(MPLL_CON0_VAL, &clk->mpll_con0);
+ writel(EPLL_CON1_VAL, &clk->epll_con1);
+ writel(EPLL_CON0_VAL, &clk->epll_con0);
+ writel(VPLL_CON1_VAL, &clk->vpll_con1);
+ writel(VPLL_CON0_VAL, &clk->vpll_con0);
+
+ sdelay(0x30000);
+}
diff --git a/arch/arm/cpu/armv7/exynos/clock_init_exynos5.c b/arch/arm/cpu/armv7/exynos/clock_init_exynos5.c
new file mode 100644
index 0000000..0f9c572
--- /dev/null
+++ b/arch/arm/cpu/armv7/exynos/clock_init_exynos5.c
@@ -0,0 +1,684 @@
+/*
+ * Clock setup for SMDK5250 board based on EXYNOS5
+ *
+ * Copyright (C) 2012 Samsung Electronics
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <common.h>
+#include <config.h>
+#include <asm/io.h>
+#include <asm/arch/clk.h>
+#include <asm/arch/clock.h>
+#include <asm/arch/spl.h>
+#include <asm/arch/dwmmc.h>
+
+#include "clock_init.h"
+#include "common_setup.h"
+#include "exynos5_setup.h"
+
+#define FSYS1_MMC0_DIV_MASK 0xff0f
+#define FSYS1_MMC0_DIV_VAL 0x0701
+
+DECLARE_GLOBAL_DATA_PTR;
+
+struct arm_clk_ratios arm_clk_ratios[] = {
+ {
+ .arm_freq_mhz = 600,
+
+ .apll_mdiv = 0xc8,
+ .apll_pdiv = 0x4,
+ .apll_sdiv = 0x1,
+
+ .arm2_ratio = 0x0,
+ .apll_ratio = 0x1,
+ .pclk_dbg_ratio = 0x1,
+ .atb_ratio = 0x2,
+ .periph_ratio = 0x7,
+ .acp_ratio = 0x7,
+ .cpud_ratio = 0x1,
+ .arm_ratio = 0x0,
+ }, {
+ .arm_freq_mhz = 800,
+
+ .apll_mdiv = 0x64,
+ .apll_pdiv = 0x3,
+ .apll_sdiv = 0x0,
+
+ .arm2_ratio = 0x0,
+ .apll_ratio = 0x1,
+ .pclk_dbg_ratio = 0x1,
+ .atb_ratio = 0x3,
+ .periph_ratio = 0x7,
+ .acp_ratio = 0x7,
+ .cpud_ratio = 0x2,
+ .arm_ratio = 0x0,
+ }, {
+ .arm_freq_mhz = 1000,
+
+ .apll_mdiv = 0x7d,
+ .apll_pdiv = 0x3,
+ .apll_sdiv = 0x0,
+
+ .arm2_ratio = 0x0,
+ .apll_ratio = 0x1,
+ .pclk_dbg_ratio = 0x1,
+ .atb_ratio = 0x4,
+ .periph_ratio = 0x7,
+ .acp_ratio = 0x7,
+ .cpud_ratio = 0x2,
+ .arm_ratio = 0x0,
+ }, {
+ .arm_freq_mhz = 1200,
+
+ .apll_mdiv = 0x96,
+ .apll_pdiv = 0x3,
+ .apll_sdiv = 0x0,
+
+ .arm2_ratio = 0x0,
+ .apll_ratio = 0x3,
+ .pclk_dbg_ratio = 0x1,
+ .atb_ratio = 0x5,
+ .periph_ratio = 0x7,
+ .acp_ratio = 0x7,
+ .cpud_ratio = 0x3,
+ .arm_ratio = 0x0,
+ }, {
+ .arm_freq_mhz = 1400,
+
+ .apll_mdiv = 0xaf,
+ .apll_pdiv = 0x3,
+ .apll_sdiv = 0x0,
+
+ .arm2_ratio = 0x0,
+ .apll_ratio = 0x3,
+ .pclk_dbg_ratio = 0x1,
+ .atb_ratio = 0x6,
+ .periph_ratio = 0x7,
+ .acp_ratio = 0x7,
+ .cpud_ratio = 0x3,
+ .arm_ratio = 0x0,
+ }, {
+ .arm_freq_mhz = 1700,
+
+ .apll_mdiv = 0x1a9,
+ .apll_pdiv = 0x6,
+ .apll_sdiv = 0x0,
+
+ .arm2_ratio = 0x0,
+ .apll_ratio = 0x3,
+ .pclk_dbg_ratio = 0x1,
+ .atb_ratio = 0x6,
+ .periph_ratio = 0x7,
+ .acp_ratio = 0x7,
+ .cpud_ratio = 0x3,
+ .arm_ratio = 0x0,
+ }
+};
+struct mem_timings mem_timings[] = {
+ {
+ .mem_manuf = MEM_MANUF_ELPIDA,
+ .mem_type = DDR_MODE_DDR3,
+ .frequency_mhz = 800,
+ .mpll_mdiv = 0xc8,
+ .mpll_pdiv = 0x3,
+ .mpll_sdiv = 0x0,
+ .cpll_mdiv = 0xde,
+ .cpll_pdiv = 0x4,
+ .cpll_sdiv = 0x2,
+ .gpll_mdiv = 0x215,
+ .gpll_pdiv = 0xc,
+ .gpll_sdiv = 0x1,
+ .epll_mdiv = 0x60,
+ .epll_pdiv = 0x3,
+ .epll_sdiv = 0x3,
+ .vpll_mdiv = 0x96,
+ .vpll_pdiv = 0x3,
+ .vpll_sdiv = 0x2,
+
+ .bpll_mdiv = 0x64,
+ .bpll_pdiv = 0x3,
+ .bpll_sdiv = 0x0,
+ .pclk_cdrex_ratio = 0x5,
+ .direct_cmd_msr = {
+ 0x00020018, 0x00030000, 0x00010042, 0x00000d70
+ },
+ .timing_ref = 0x000000bb,
+ .timing_row = 0x8c36650e,
+ .timing_data = 0x3630580b,
+ .timing_power = 0x41000a44,
+ .phy0_dqs = 0x08080808,
+ .phy1_dqs = 0x08080808,
+ .phy0_dq = 0x08080808,
+ .phy1_dq = 0x08080808,
+ .phy0_tFS = 0x4,
+ .phy1_tFS = 0x4,
+ .phy0_pulld_dqs = 0xf,
+ .phy1_pulld_dqs = 0xf,
+
+ .lpddr3_ctrl_phy_reset = 0x1,
+ .ctrl_start_point = 0x10,
+ .ctrl_inc = 0x10,
+ .ctrl_start = 0x1,
+ .ctrl_dll_on = 0x1,
+ .ctrl_ref = 0x8,
+
+ .ctrl_force = 0x1a,
+ .ctrl_rdlat = 0x0b,
+ .ctrl_bstlen = 0x08,
+
+ .fp_resync = 0x8,
+ .iv_size = 0x7,
+ .dfi_init_start = 1,
+ .aref_en = 1,
+
+ .rd_fetch = 0x3,
+
+ .zq_mode_dds = 0x7,
+ .zq_mode_term = 0x1,
+ .zq_mode_noterm = 0,
+
+ /*
+ * Dynamic Clock: Always Running
+ * Memory Burst length: 8
+ * Number of chips: 1
+ * Memory Bus width: 32 bit
+ * Memory Type: DDR3
+ * Additional Latancy for PLL: 0 Cycle
+ */
+ .memcontrol = DMC_MEMCONTROL_CLK_STOP_DISABLE |
+ DMC_MEMCONTROL_DPWRDN_DISABLE |
+ DMC_MEMCONTROL_DPWRDN_ACTIVE_PRECHARGE |
+ DMC_MEMCONTROL_TP_DISABLE |
+ DMC_MEMCONTROL_DSREF_ENABLE |
+ DMC_MEMCONTROL_ADD_LAT_PALL_CYCLE(0) |
+ DMC_MEMCONTROL_MEM_TYPE_DDR3 |
+ DMC_MEMCONTROL_MEM_WIDTH_32BIT |
+ DMC_MEMCONTROL_NUM_CHIP_1 |
+ DMC_MEMCONTROL_BL_8 |
+ DMC_MEMCONTROL_PZQ_DISABLE |
+ DMC_MEMCONTROL_MRR_BYTE_7_0,
+ .memconfig = DMC_MEMCONFIGX_CHIP_MAP_INTERLEAVED |
+ DMC_MEMCONFIGX_CHIP_COL_10 |
+ DMC_MEMCONFIGX_CHIP_ROW_15 |
+ DMC_MEMCONFIGX_CHIP_BANK_8,
+ .membaseconfig0 = DMC_MEMBASECONFIG_VAL(0x40),
+ .membaseconfig1 = DMC_MEMBASECONFIG_VAL(0x80),
+ .prechconfig_tp_cnt = 0xff,
+ .dpwrdn_cyc = 0xff,
+ .dsref_cyc = 0xffff,
+ .concontrol = DMC_CONCONTROL_DFI_INIT_START_DISABLE |
+ DMC_CONCONTROL_TIMEOUT_LEVEL0 |
+ DMC_CONCONTROL_RD_FETCH_DISABLE |
+ DMC_CONCONTROL_EMPTY_DISABLE |
+ DMC_CONCONTROL_AREF_EN_DISABLE |
+ DMC_CONCONTROL_IO_PD_CON_DISABLE,
+ .dmc_channels = 2,
+ .chips_per_channel = 2,
+ .chips_to_configure = 1,
+ .send_zq_init = 1,
+ .impedance = IMP_OUTPUT_DRV_30_OHM,
+ .gate_leveling_enable = 0,
+ }, {
+ .mem_manuf = MEM_MANUF_SAMSUNG,
+ .mem_type = DDR_MODE_DDR3,
+ .frequency_mhz = 800,
+ .mpll_mdiv = 0xc8,
+ .mpll_pdiv = 0x3,
+ .mpll_sdiv = 0x0,
+ .cpll_mdiv = 0xde,
+ .cpll_pdiv = 0x4,
+ .cpll_sdiv = 0x2,
+ .gpll_mdiv = 0x215,
+ .gpll_pdiv = 0xc,
+ .gpll_sdiv = 0x1,
+ .epll_mdiv = 0x60,
+ .epll_pdiv = 0x3,
+ .epll_sdiv = 0x3,
+ .vpll_mdiv = 0x96,
+ .vpll_pdiv = 0x3,
+ .vpll_sdiv = 0x2,
+
+ .bpll_mdiv = 0x64,
+ .bpll_pdiv = 0x3,
+ .bpll_sdiv = 0x0,
+ .pclk_cdrex_ratio = 0x5,
+ .direct_cmd_msr = {
+ 0x00020018, 0x00030000, 0x00010000, 0x00000d70
+ },
+ .timing_ref = 0x000000bb,
+ .timing_row = 0x8c36650e,
+ .timing_data = 0x3630580b,
+ .timing_power = 0x41000a44,
+ .phy0_dqs = 0x08080808,
+ .phy1_dqs = 0x08080808,
+ .phy0_dq = 0x08080808,
+ .phy1_dq = 0x08080808,
+ .phy0_tFS = 0x8,
+ .phy1_tFS = 0x8,
+ .phy0_pulld_dqs = 0xf,
+ .phy1_pulld_dqs = 0xf,
+
+ .lpddr3_ctrl_phy_reset = 0x1,
+ .ctrl_start_point = 0x10,
+ .ctrl_inc = 0x10,
+ .ctrl_start = 0x1,
+ .ctrl_dll_on = 0x1,
+ .ctrl_ref = 0x8,
+
+ .ctrl_force = 0x1a,
+ .ctrl_rdlat = 0x0b,
+ .ctrl_bstlen = 0x08,
+
+ .fp_resync = 0x8,
+ .iv_size = 0x7,
+ .dfi_init_start = 1,
+ .aref_en = 1,
+
+ .rd_fetch = 0x3,
+
+ .zq_mode_dds = 0x5,
+ .zq_mode_term = 0x1,
+ .zq_mode_noterm = 1,
+
+ /*
+ * Dynamic Clock: Always Running
+ * Memory Burst length: 8
+ * Number of chips: 1
+ * Memory Bus width: 32 bit
+ * Memory Type: DDR3
+ * Additional Latancy for PLL: 0 Cycle
+ */
+ .memcontrol = DMC_MEMCONTROL_CLK_STOP_DISABLE |
+ DMC_MEMCONTROL_DPWRDN_DISABLE |
+ DMC_MEMCONTROL_DPWRDN_ACTIVE_PRECHARGE |
+ DMC_MEMCONTROL_TP_DISABLE |
+ DMC_MEMCONTROL_DSREF_ENABLE |
+ DMC_MEMCONTROL_ADD_LAT_PALL_CYCLE(0) |
+ DMC_MEMCONTROL_MEM_TYPE_DDR3 |
+ DMC_MEMCONTROL_MEM_WIDTH_32BIT |
+ DMC_MEMCONTROL_NUM_CHIP_1 |
+ DMC_MEMCONTROL_BL_8 |
+ DMC_MEMCONTROL_PZQ_DISABLE |
+ DMC_MEMCONTROL_MRR_BYTE_7_0,
+ .memconfig = DMC_MEMCONFIGX_CHIP_MAP_INTERLEAVED |
+ DMC_MEMCONFIGX_CHIP_COL_10 |
+ DMC_MEMCONFIGX_CHIP_ROW_15 |
+ DMC_MEMCONFIGX_CHIP_BANK_8,
+ .membaseconfig0 = DMC_MEMBASECONFIG_VAL(0x40),
+ .membaseconfig1 = DMC_MEMBASECONFIG_VAL(0x80),
+ .prechconfig_tp_cnt = 0xff,
+ .dpwrdn_cyc = 0xff,
+ .dsref_cyc = 0xffff,
+ .concontrol = DMC_CONCONTROL_DFI_INIT_START_DISABLE |
+ DMC_CONCONTROL_TIMEOUT_LEVEL0 |
+ DMC_CONCONTROL_RD_FETCH_DISABLE |
+ DMC_CONCONTROL_EMPTY_DISABLE |
+ DMC_CONCONTROL_AREF_EN_DISABLE |
+ DMC_CONCONTROL_IO_PD_CON_DISABLE,
+ .dmc_channels = 2,
+ .chips_per_channel = 2,
+ .chips_to_configure = 1,
+ .send_zq_init = 1,
+ .impedance = IMP_OUTPUT_DRV_40_OHM,
+ .gate_leveling_enable = 1,
+ }
+};
+
+/**
+ * Get the required memory type and speed (SPL version).
+ *
+ * In SPL we have no device tree, so we use the machine parameters
+ *
+ * @param mem_type Returns memory type
+ * @param frequency_mhz Returns memory speed in MHz
+ * @param arm_freq Returns ARM clock speed in MHz
+ * @param mem_manuf Return Memory Manufacturer name
+ */
+static void clock_get_mem_selection(enum ddr_mode *mem_type,
+ unsigned *frequency_mhz, unsigned *arm_freq,
+ enum mem_manuf *mem_manuf)
+{
+ struct spl_machine_param *params;
+
+ params = spl_get_machine_params();
+ *mem_type = params->mem_type;
+ *frequency_mhz = params->frequency_mhz;
+ *arm_freq = params->arm_freq_mhz;
+ *mem_manuf = params->mem_manuf;
+}
+
+/* Get the ratios for setting ARM clock */
+struct arm_clk_ratios *get_arm_ratios(void)
+{
+ struct arm_clk_ratios *arm_ratio;
+ enum ddr_mode mem_type;
+ enum mem_manuf mem_manuf;
+ unsigned frequency_mhz, arm_freq;
+ int i;
+
+ clock_get_mem_selection(&mem_type, &frequency_mhz,
+ &arm_freq, &mem_manuf);
+
+ for (i = 0, arm_ratio = arm_clk_ratios; i < ARRAY_SIZE(arm_clk_ratios);
+ i++, arm_ratio++) {
+ if (arm_ratio->arm_freq_mhz == arm_freq)
+ return arm_ratio;
+ }
+
+ /* will hang if failed to find clock ratio */
+ while (1)
+ ;
+
+ return NULL;
+}
+
+struct mem_timings *clock_get_mem_timings(void)
+{
+ struct mem_timings *mem;
+ enum ddr_mode mem_type;
+ enum mem_manuf mem_manuf;
+ unsigned frequency_mhz, arm_freq;
+ int i;
+
+ clock_get_mem_selection(&mem_type, &frequency_mhz,
+ &arm_freq, &mem_manuf);
+ for (i = 0, mem = mem_timings; i < ARRAY_SIZE(mem_timings);
+ i++, mem++) {
+ if (mem->mem_type == mem_type &&
+ mem->frequency_mhz == frequency_mhz &&
+ mem->mem_manuf == mem_manuf)
+ return mem;
+ }
+
+ /* will hang if failed to find memory timings */
+ while (1)
+ ;
+
+ return NULL;
+}
+
+void system_clock_init()
+{
+ struct exynos5_clock *clk =
+ (struct exynos5_clock *)samsung_get_base_clock();
+ struct mem_timings *mem;
+ struct arm_clk_ratios *arm_clk_ratio;
+ u32 val, tmp;
+
+ mem = clock_get_mem_timings();
+ arm_clk_ratio = get_arm_ratios();
+
+ clrbits_le32(&clk->src_cpu, MUX_APLL_SEL_MASK);
+ do {
+ val = readl(&clk->mux_stat_cpu);
+ } while ((val | MUX_APLL_SEL_MASK) != val);
+
+ clrbits_le32(&clk->src_core1, MUX_MPLL_SEL_MASK);
+ do {
+ val = readl(&clk->mux_stat_core1);
+ } while ((val | MUX_MPLL_SEL_MASK) != val);
+
+ clrbits_le32(&clk->src_top2, MUX_CPLL_SEL_MASK);
+ clrbits_le32(&clk->src_top2, MUX_EPLL_SEL_MASK);
+ clrbits_le32(&clk->src_top2, MUX_VPLL_SEL_MASK);
+ clrbits_le32(&clk->src_top2, MUX_GPLL_SEL_MASK);
+ tmp = MUX_CPLL_SEL_MASK | MUX_EPLL_SEL_MASK | MUX_VPLL_SEL_MASK
+ | MUX_GPLL_SEL_MASK;
+ do {
+ val = readl(&clk->mux_stat_top2);
+ } while ((val | tmp) != val);
+
+ clrbits_le32(&clk->src_cdrex, MUX_BPLL_SEL_MASK);
+ do {
+ val = readl(&clk->mux_stat_cdrex);
+ } while ((val | MUX_BPLL_SEL_MASK) != val);
+
+ /* PLL locktime */
+ writel(APLL_LOCK_VAL, &clk->apll_lock);
+
+ writel(MPLL_LOCK_VAL, &clk->mpll_lock);
+
+ writel(BPLL_LOCK_VAL, &clk->bpll_lock);
+
+ writel(CPLL_LOCK_VAL, &clk->cpll_lock);
+
+ writel(GPLL_LOCK_VAL, &clk->gpll_lock);
+
+ writel(EPLL_LOCK_VAL, &clk->epll_lock);
+
+ writel(VPLL_LOCK_VAL, &clk->vpll_lock);
+
+ writel(CLK_REG_DISABLE, &clk->pll_div2_sel);
+
+ writel(MUX_HPM_SEL_MASK, &clk->src_cpu);
+ do {
+ val = readl(&clk->mux_stat_cpu);
+ } while ((val | HPM_SEL_SCLK_MPLL) != val);
+
+ val = arm_clk_ratio->arm2_ratio << 28
+ | arm_clk_ratio->apll_ratio << 24
+ | arm_clk_ratio->pclk_dbg_ratio << 20
+ | arm_clk_ratio->atb_ratio << 16
+ | arm_clk_ratio->periph_ratio << 12
+ | arm_clk_ratio->acp_ratio << 8
+ | arm_clk_ratio->cpud_ratio << 4
+ | arm_clk_ratio->arm_ratio;
+ writel(val, &clk->div_cpu0);
+ do {
+ val = readl(&clk->div_stat_cpu0);
+ } while (0 != val);
+
+ writel(CLK_DIV_CPU1_VAL, &clk->div_cpu1);
+ do {
+ val = readl(&clk->div_stat_cpu1);
+ } while (0 != val);
+
+ /* Set APLL */
+ writel(APLL_CON1_VAL, &clk->apll_con1);
+ val = set_pll(arm_clk_ratio->apll_mdiv, arm_clk_ratio->apll_pdiv,
+ arm_clk_ratio->apll_sdiv);
+ writel(val, &clk->apll_con0);
+ while ((readl(&clk->apll_con0) & APLL_CON0_LOCKED) == 0)
+ ;
+
+ /* Set MPLL */
+ writel(MPLL_CON1_VAL, &clk->mpll_con1);
+ val = set_pll(mem->mpll_mdiv, mem->mpll_pdiv, mem->mpll_sdiv);
+ writel(val, &clk->mpll_con0);
+ while ((readl(&clk->mpll_con0) & MPLL_CON0_LOCKED) == 0)
+ ;
+
+ /* Set BPLL */
+ writel(BPLL_CON1_VAL, &clk->bpll_con1);
+ val = set_pll(mem->bpll_mdiv, mem->bpll_pdiv, mem->bpll_sdiv);
+ writel(val, &clk->bpll_con0);
+ while ((readl(&clk->bpll_con0) & BPLL_CON0_LOCKED) == 0)
+ ;
+
+ /* Set CPLL */
+ writel(CPLL_CON1_VAL, &clk->cpll_con1);
+ val = set_pll(mem->cpll_mdiv, mem->cpll_pdiv, mem->cpll_sdiv);
+ writel(val, &clk->cpll_con0);
+ while ((readl(&clk->cpll_con0) & CPLL_CON0_LOCKED) == 0)
+ ;
+
+ /* Set GPLL */
+ writel(GPLL_CON1_VAL, &clk->gpll_con1);
+ val = set_pll(mem->gpll_mdiv, mem->gpll_pdiv, mem->gpll_sdiv);
+ writel(val, &clk->gpll_con0);
+ while ((readl(&clk->gpll_con0) & GPLL_CON0_LOCKED) == 0)
+ ;
+
+ /* Set EPLL */
+ writel(EPLL_CON2_VAL, &clk->epll_con2);
+ writel(EPLL_CON1_VAL, &clk->epll_con1);
+ val = set_pll(mem->epll_mdiv, mem->epll_pdiv, mem->epll_sdiv);
+ writel(val, &clk->epll_con0);
+ while ((readl(&clk->epll_con0) & EPLL_CON0_LOCKED) == 0)
+ ;
+
+ /* Set VPLL */
+ writel(VPLL_CON2_VAL, &clk->vpll_con2);
+ writel(VPLL_CON1_VAL, &clk->vpll_con1);
+ val = set_pll(mem->vpll_mdiv, mem->vpll_pdiv, mem->vpll_sdiv);
+ writel(val, &clk->vpll_con0);
+ while ((readl(&clk->vpll_con0) & VPLL_CON0_LOCKED) == 0)
+ ;
+
+ writel(CLK_SRC_CORE0_VAL, &clk->src_core0);
+ writel(CLK_DIV_CORE0_VAL, &clk->div_core0);
+ while (readl(&clk->div_stat_core0) != 0)
+ ;
+
+ writel(CLK_DIV_CORE1_VAL, &clk->div_core1);
+ while (readl(&clk->div_stat_core1) != 0)
+ ;
+
+ writel(CLK_DIV_SYSRGT_VAL, &clk->div_sysrgt);
+ while (readl(&clk->div_stat_sysrgt) != 0)
+ ;
+
+ writel(CLK_DIV_ACP_VAL, &clk->div_acp);
+ while (readl(&clk->div_stat_acp) != 0)
+ ;
+
+ writel(CLK_DIV_SYSLFT_VAL, &clk->div_syslft);
+ while (readl(&clk->div_stat_syslft) != 0)
+ ;
+
+ writel(CLK_SRC_TOP0_VAL, &clk->src_top0);
+ writel(CLK_SRC_TOP1_VAL, &clk->src_top1);
+ writel(TOP2_VAL, &clk->src_top2);
+ writel(CLK_SRC_TOP3_VAL, &clk->src_top3);
+
+ writel(CLK_DIV_TOP0_VAL, &clk->div_top0);
+ while (readl(&clk->div_stat_top0))
+ ;
+
+ writel(CLK_DIV_TOP1_VAL, &clk->div_top1);
+ while (readl(&clk->div_stat_top1))
+ ;
+
+ writel(CLK_SRC_LEX_VAL, &clk->src_lex);
+ while (1) {
+ val = readl(&clk->mux_stat_lex);
+ if (val == (val | 1))
+ break;
+ }
+
+ writel(CLK_DIV_LEX_VAL, &clk->div_lex);
+ while (readl(&clk->div_stat_lex))
+ ;
+
+ writel(CLK_DIV_R0X_VAL, &clk->div_r0x);
+ while (readl(&clk->div_stat_r0x))
+ ;
+
+ writel(CLK_DIV_R0X_VAL, &clk->div_r0x);
+ while (readl(&clk->div_stat_r0x))
+ ;
+
+ writel(CLK_DIV_R1X_VAL, &clk->div_r1x);
+ while (readl(&clk->div_stat_r1x))
+ ;
+
+ writel(CLK_REG_DISABLE, &clk->src_cdrex);
+
+ writel(CLK_DIV_CDREX_VAL, &clk->div_cdrex);
+ while (readl(&clk->div_stat_cdrex))
+ ;
+
+ val = readl(&clk->src_cpu);
+ val |= CLK_SRC_CPU_VAL;
+ writel(val, &clk->src_cpu);
+
+ val = readl(&clk->src_top2);
+ val |= CLK_SRC_TOP2_VAL;
+ writel(val, &clk->src_top2);
+
+ val = readl(&clk->src_core1);
+ val |= CLK_SRC_CORE1_VAL;
+ writel(val, &clk->src_core1);
+
+ writel(CLK_SRC_FSYS0_VAL, &clk->src_fsys);
+ writel(CLK_DIV_FSYS0_VAL, &clk->div_fsys0);
+ while (readl(&clk->div_stat_fsys0))
+ ;
+
+ writel(CLK_REG_DISABLE, &clk->clkout_cmu_cpu);
+ writel(CLK_REG_DISABLE, &clk->clkout_cmu_core);
+ writel(CLK_REG_DISABLE, &clk->clkout_cmu_acp);
+ writel(CLK_REG_DISABLE, &clk->clkout_cmu_top);
+ writel(CLK_REG_DISABLE, &clk->clkout_cmu_lex);
+ writel(CLK_REG_DISABLE, &clk->clkout_cmu_r0x);
+ writel(CLK_REG_DISABLE, &clk->clkout_cmu_r1x);
+ writel(CLK_REG_DISABLE, &clk->clkout_cmu_cdrex);
+
+ writel(CLK_SRC_PERIC0_VAL, &clk->src_peric0);
+ writel(CLK_DIV_PERIC0_VAL, &clk->div_peric0);
+
+ writel(CLK_SRC_PERIC1_VAL, &clk->src_peric1);
+ writel(CLK_DIV_PERIC1_VAL, &clk->div_peric1);
+ writel(CLK_DIV_PERIC2_VAL, &clk->div_peric2);
+ writel(CLK_DIV_PERIC3_VAL, &clk->div_peric3);
+
+ writel(SCLK_SRC_ISP_VAL, &clk->sclk_src_isp);
+ writel(SCLK_DIV_ISP_VAL, &clk->sclk_div_isp);
+ writel(CLK_DIV_ISP0_VAL, &clk->div_isp0);
+ writel(CLK_DIV_ISP1_VAL, &clk->div_isp1);
+ writel(CLK_DIV_ISP2_VAL, &clk->div_isp2);
+
+ /* FIMD1 SRC CLK SELECTION */
+ writel(CLK_SRC_DISP1_0_VAL, &clk->src_disp1_0);
+
+ val = MMC2_PRE_RATIO_VAL << MMC2_PRE_RATIO_OFFSET
+ | MMC2_RATIO_VAL << MMC2_RATIO_OFFSET
+ | MMC3_PRE_RATIO_VAL << MMC3_PRE_RATIO_OFFSET
+ | MMC3_RATIO_VAL << MMC3_RATIO_OFFSET;
+ writel(val, &clk->div_fsys2);
+}
+
+void clock_init_dp_clock(void)
+{
+ struct exynos5_clock *clk =
+ (struct exynos5_clock *)samsung_get_base_clock();
+
+ /* DP clock enable */
+ setbits_le32(&clk->gate_ip_disp1, CLK_GATE_DP1_ALLOW);
+
+ /* We run DP at 267 Mhz */
+ setbits_le32(&clk->div_disp1_0, CLK_DIV_DISP1_0_FIMD1);
+}
+
+/*
+ * Set clock divisor value for booting from EMMC.
+ * Set DWMMC channel-0 clk div to operate mmc0 device at 50MHz.
+ */
+void emmc_boot_clk_div_set(void)
+{
+ struct exynos5_clock *clk =
+ (struct exynos5_clock *)samsung_get_base_clock();
+ unsigned int div_mmc;
+
+ div_mmc = readl((unsigned int) &clk->div_fsys1) & ~FSYS1_MMC0_DIV_MASK;
+ div_mmc |= FSYS1_MMC0_DIV_VAL;
+ writel(div_mmc, (unsigned int) &clk->div_fsys1);
+}
diff --git a/arch/arm/cpu/armv7/exynos/common_setup.h b/arch/arm/cpu/armv7/exynos/common_setup.h
new file mode 100644
index 0000000..e6318c0
--- /dev/null
+++ b/arch/arm/cpu/armv7/exynos/common_setup.h
@@ -0,0 +1,45 @@
+/*
+ * Common APIs for EXYNOS based board
+ *
+ * Copyright (C) 2013 Samsung Electronics
+ * Rajeshwari Shinde <rajeshwari.s@samsung.com>
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#define DMC_OFFSET 0x10000
+
+/*
+ * Memory initialization
+ *
+ * @param reset Reset PHY during initialization.
+ */
+void mem_ctrl_init(int reset);
+
+ /* System Clock initialization */
+void system_clock_init(void);
+
+/*
+ * Init subsystems according to the reset status
+ *
+ * @return 0 for a normal boot, non-zero for a resume
+ */
+int do_lowlevel_init(void);
+
+void sdelay(unsigned long);
diff --git a/arch/arm/cpu/armv7/exynos/dmc_common.c b/arch/arm/cpu/armv7/exynos/dmc_common.c
new file mode 100644
index 0000000..645f57e
--- /dev/null
+++ b/arch/arm/cpu/armv7/exynos/dmc_common.c
@@ -0,0 +1,200 @@
+/*
+ * Mem setup common file for different types of DDR present on SMDK5250 boards.
+ *
+ * Copyright (C) 2012 Samsung Electronics
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <common.h>
+#include <asm/arch/spl.h>
+
+#include "clock_init.h"
+#include "common_setup.h"
+#include "exynos5_setup.h"
+
+#define ZQ_INIT_TIMEOUT 10000
+
+int dmc_config_zq(struct mem_timings *mem,
+ struct exynos5_phy_control *phy0_ctrl,
+ struct exynos5_phy_control *phy1_ctrl)
+{
+ unsigned long val = 0;
+ int i;
+
+ /*
+ * ZQ Calibration:
+ * Select Driver Strength,
+ * long calibration for manual calibration
+ */
+ val = PHY_CON16_RESET_VAL;
+ val |= mem->zq_mode_dds << PHY_CON16_ZQ_MODE_DDS_SHIFT;
+ val |= mem->zq_mode_term << PHY_CON16_ZQ_MODE_TERM_SHIFT;
+ val |= ZQ_CLK_DIV_EN;
+ writel(val, &phy0_ctrl->phy_con16);
+ writel(val, &phy1_ctrl->phy_con16);
+
+ /* Disable termination */
+ if (mem->zq_mode_noterm)
+ val |= PHY_CON16_ZQ_MODE_NOTERM_MASK;
+ writel(val, &phy0_ctrl->phy_con16);
+ writel(val, &phy1_ctrl->phy_con16);
+
+ /* ZQ_MANUAL_START: Enable */
+ val |= ZQ_MANUAL_STR;
+ writel(val, &phy0_ctrl->phy_con16);
+ writel(val, &phy1_ctrl->phy_con16);
+
+ /* ZQ_MANUAL_START: Disable */
+ val &= ~ZQ_MANUAL_STR;
+
+ /*
+ * Since we are manaully calibrating the ZQ values,
+ * we are looping for the ZQ_init to complete.
+ */
+ i = ZQ_INIT_TIMEOUT;
+ while ((readl(&phy0_ctrl->phy_con17) & ZQ_DONE) != ZQ_DONE && i > 0) {
+ sdelay(100);
+ i--;
+ }
+ if (!i)
+ return -1;
+ writel(val, &phy0_ctrl->phy_con16);
+
+ i = ZQ_INIT_TIMEOUT;
+ while ((readl(&phy1_ctrl->phy_con17) & ZQ_DONE) != ZQ_DONE && i > 0) {
+ sdelay(100);
+ i--;
+ }
+ if (!i)
+ return -1;
+ writel(val, &phy1_ctrl->phy_con16);
+
+ return 0;
+}
+
+void update_reset_dll(struct exynos5_dmc *dmc, enum ddr_mode mode)
+{
+ unsigned long val;
+
+ if (mode == DDR_MODE_DDR3) {
+ val = MEM_TERM_EN | PHY_TERM_EN | DMC_CTRL_SHGATE;
+ writel(val, &dmc->phycontrol0);
+ }
+
+ /* Update DLL Information: Force DLL Resyncronization */
+ val = readl(&dmc->phycontrol0);
+ val |= FP_RSYNC;
+ writel(val, &dmc->phycontrol0);
+
+ /* Reset Force DLL Resyncronization */
+ val = readl(&dmc->phycontrol0);
+ val &= ~FP_RSYNC;
+ writel(val, &dmc->phycontrol0);
+}
+
+void dmc_config_mrs(struct mem_timings *mem, struct exynos5_dmc *dmc)
+{
+ int channel, chip;
+
+ for (channel = 0; channel < mem->dmc_channels; channel++) {
+ unsigned long mask;
+
+ mask = channel << DIRECT_CMD_CHANNEL_SHIFT;
+ for (chip = 0; chip < mem->chips_to_configure; chip++) {
+ int i;
+
+ mask |= chip << DIRECT_CMD_CHIP_SHIFT;
+
+ /* Sending NOP command */
+ writel(DIRECT_CMD_NOP | mask, &dmc->directcmd);
+
+ /*
+ * TODO(alim.akhtar@samsung.com): Do we need these
+ * delays? This one and the next were not there for
+ * DDR3.
+ */
+ sdelay(0x10000);
+
+ /* Sending EMRS/MRS commands */
+ for (i = 0; i < MEM_TIMINGS_MSR_COUNT; i++) {
+ writel(mem->direct_cmd_msr[i] | mask,
+ &dmc->directcmd);
+ sdelay(0x10000);
+ }
+
+ if (mem->send_zq_init) {
+ /* Sending ZQINIT command */
+ writel(DIRECT_CMD_ZQINIT | mask,
+ &dmc->directcmd);
+
+ sdelay(10000);
+ }
+ }
+ }
+}
+
+void dmc_config_prech(struct mem_timings *mem, struct exynos5_dmc *dmc)
+{
+ int channel, chip;
+
+ for (channel = 0; channel < mem->dmc_channels; channel++) {
+ unsigned long mask;
+
+ mask = channel << DIRECT_CMD_CHANNEL_SHIFT;
+ for (chip = 0; chip < mem->chips_per_channel; chip++) {
+ mask |= chip << DIRECT_CMD_CHIP_SHIFT;
+
+ /* PALL (all banks precharge) CMD */
+ writel(DIRECT_CMD_PALL | mask, &dmc->directcmd);
+ sdelay(0x10000);
+ }
+ }
+}
+
+void dmc_config_memory(struct mem_timings *mem, struct exynos5_dmc *dmc)
+{
+ writel(mem->memconfig, &dmc->memconfig0);
+ writel(mem->memconfig, &dmc->memconfig1);
+ writel(DMC_MEMBASECONFIG0_VAL, &dmc->membaseconfig0);
+ writel(DMC_MEMBASECONFIG1_VAL, &dmc->membaseconfig1);
+}
+
+void mem_ctrl_init(int reset)
+{
+ struct spl_machine_param *param = spl_get_machine_params();
+ struct mem_timings *mem;
+ int ret;
+
+ mem = clock_get_mem_timings();
+
+ /* If there are any other memory variant, add their init call below */
+ if (param->mem_type == DDR_MODE_DDR3) {
+ ret = ddr3_mem_ctrl_init(mem, param->mem_iv_size, reset);
+ if (ret) {
+ /* will hang if failed to init memory control */
+ while (1)
+ ;
+ }
+ } else {
+ /* will hang if unknow memory type */
+ while (1)
+ ;
+ }
+}
diff --git a/arch/arm/cpu/armv7/exynos/dmc_init_ddr3.c b/arch/arm/cpu/armv7/exynos/dmc_init_ddr3.c
new file mode 100644
index 0000000..e03d74b
--- /dev/null
+++ b/arch/arm/cpu/armv7/exynos/dmc_init_ddr3.c
@@ -0,0 +1,233 @@
+/*
+ * DDR3 mem setup file for SMDK5250 board based on EXYNOS5
+ *
+ * Copyright (C) 2012 Samsung Electronics
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <config.h>
+#include <asm/io.h>
+#include <asm/arch/clock.h>
+#include <asm/arch/cpu.h>
+#include <asm/arch/dmc.h>
+#include "common_setup.h"
+#include "exynos5_setup.h"
+#include "clock_init.h"
+
+#define RDLVL_COMPLETE_TIMEOUT 10000
+
+static void reset_phy_ctrl(void)
+{
+ struct exynos5_clock *clk =
+ (struct exynos5_clock *)samsung_get_base_clock();
+
+ writel(DDR3PHY_CTRL_PHY_RESET_OFF, &clk->lpddr3phy_ctrl);
+ writel(DDR3PHY_CTRL_PHY_RESET, &clk->lpddr3phy_ctrl);
+}
+
+int ddr3_mem_ctrl_init(struct mem_timings *mem, unsigned long mem_iv_size,
+ int reset)
+{
+ unsigned int val;
+ struct exynos5_phy_control *phy0_ctrl, *phy1_ctrl;
+ struct exynos5_dmc *dmc;
+ int i;
+
+ phy0_ctrl = (struct exynos5_phy_control *)samsung_get_base_dmc_phy();
+ phy1_ctrl = (struct exynos5_phy_control *)(samsung_get_base_dmc_phy()
+ + DMC_OFFSET);
+ dmc = (struct exynos5_dmc *)samsung_get_base_dmc_ctrl();
+
+ if (reset)
+ reset_phy_ctrl();
+
+ /* Set Impedance Output Driver */
+ val = (mem->impedance << CA_CK_DRVR_DS_OFFSET) |
+ (mem->impedance << CA_CKE_DRVR_DS_OFFSET) |
+ (mem->impedance << CA_CS_DRVR_DS_OFFSET) |
+ (mem->impedance << CA_ADR_DRVR_DS_OFFSET);
+ writel(val, &phy0_ctrl->phy_con39);
+ writel(val, &phy1_ctrl->phy_con39);
+
+ /* Set Read Latency and Burst Length for PHY0 and PHY1 */
+ val = (mem->ctrl_bstlen << PHY_CON42_CTRL_BSTLEN_SHIFT) |
+ (mem->ctrl_rdlat << PHY_CON42_CTRL_RDLAT_SHIFT);
+ writel(val, &phy0_ctrl->phy_con42);
+ writel(val, &phy1_ctrl->phy_con42);
+
+ /* ZQ Calibration */
+ if (dmc_config_zq(mem, phy0_ctrl, phy1_ctrl))
+ return SETUP_ERR_ZQ_CALIBRATION_FAILURE;
+
+ /* DQ Signal */
+ writel(mem->phy0_pulld_dqs, &phy0_ctrl->phy_con14);
+ writel(mem->phy1_pulld_dqs, &phy1_ctrl->phy_con14);
+
+ writel(mem->concontrol | (mem->rd_fetch << CONCONTROL_RD_FETCH_SHIFT)
+ | (mem->dfi_init_start << CONCONTROL_DFI_INIT_START_SHIFT),
+ &dmc->concontrol);
+
+ update_reset_dll(dmc, DDR_MODE_DDR3);
+
+ /* DQS Signal */
+ writel(mem->phy0_dqs, &phy0_ctrl->phy_con4);
+ writel(mem->phy1_dqs, &phy1_ctrl->phy_con4);
+
+ writel(mem->phy0_dq, &phy0_ctrl->phy_con6);
+ writel(mem->phy1_dq, &phy1_ctrl->phy_con6);
+
+ writel(mem->phy0_tFS, &phy0_ctrl->phy_con10);
+ writel(mem->phy1_tFS, &phy1_ctrl->phy_con10);
+
+ val = (mem->ctrl_start_point << PHY_CON12_CTRL_START_POINT_SHIFT) |
+ (mem->ctrl_inc << PHY_CON12_CTRL_INC_SHIFT) |
+ (mem->ctrl_dll_on << PHY_CON12_CTRL_DLL_ON_SHIFT) |
+ (mem->ctrl_ref << PHY_CON12_CTRL_REF_SHIFT);
+ writel(val, &phy0_ctrl->phy_con12);
+ writel(val, &phy1_ctrl->phy_con12);
+
+ /* Start DLL locking */
+ writel(val | (mem->ctrl_start << PHY_CON12_CTRL_START_SHIFT),
+ &phy0_ctrl->phy_con12);
+ writel(val | (mem->ctrl_start << PHY_CON12_CTRL_START_SHIFT),
+ &phy1_ctrl->phy_con12);
+
+ update_reset_dll(dmc, DDR_MODE_DDR3);
+
+ writel(mem->concontrol | (mem->rd_fetch << CONCONTROL_RD_FETCH_SHIFT),
+ &dmc->concontrol);
+
+ /* Memory Channel Inteleaving Size */
+ writel(mem->iv_size, &dmc->ivcontrol);
+
+ writel(mem->memconfig, &dmc->memconfig0);
+ writel(mem->memconfig, &dmc->memconfig1);
+ writel(mem->membaseconfig0, &dmc->membaseconfig0);
+ writel(mem->membaseconfig1, &dmc->membaseconfig1);
+
+ /* Precharge Configuration */
+ writel(mem->prechconfig_tp_cnt << PRECHCONFIG_TP_CNT_SHIFT,
+ &dmc->prechconfig);
+
+ /* Power Down mode Configuration */
+ writel(mem->dpwrdn_cyc << PWRDNCONFIG_DPWRDN_CYC_SHIFT |
+ mem->dsref_cyc << PWRDNCONFIG_DSREF_CYC_SHIFT,
+ &dmc->pwrdnconfig);
+
+ /* TimingRow, TimingData, TimingPower and Timingaref
+ * values as per Memory AC parameters
+ */
+ writel(mem->timing_ref, &dmc->timingref);
+ writel(mem->timing_row, &dmc->timingrow);
+ writel(mem->timing_data, &dmc->timingdata);
+ writel(mem->timing_power, &dmc->timingpower);
+
+ /* Send PALL command */
+ dmc_config_prech(mem, dmc);
+
+ /* Send NOP, MRS and ZQINIT commands */
+ dmc_config_mrs(mem, dmc);
+
+ if (mem->gate_leveling_enable) {
+ val = PHY_CON0_RESET_VAL;
+ val |= P0_CMD_EN;
+ writel(val, &phy0_ctrl->phy_con0);
+ writel(val, &phy1_ctrl->phy_con0);
+
+ val = PHY_CON2_RESET_VAL;
+ val |= INIT_DESKEW_EN;
+ writel(val, &phy0_ctrl->phy_con2);
+ writel(val, &phy1_ctrl->phy_con2);
+
+ val = PHY_CON0_RESET_VAL;
+ val |= P0_CMD_EN;
+ val |= BYTE_RDLVL_EN;
+ writel(val, &phy0_ctrl->phy_con0);
+ writel(val, &phy1_ctrl->phy_con0);
+
+ val = (mem->ctrl_start_point <<
+ PHY_CON12_CTRL_START_POINT_SHIFT) |
+ (mem->ctrl_inc << PHY_CON12_CTRL_INC_SHIFT) |
+ (mem->ctrl_force << PHY_CON12_CTRL_FORCE_SHIFT) |
+ (mem->ctrl_start << PHY_CON12_CTRL_START_SHIFT) |
+ (mem->ctrl_ref << PHY_CON12_CTRL_REF_SHIFT);
+ writel(val, &phy0_ctrl->phy_con12);
+ writel(val, &phy1_ctrl->phy_con12);
+
+ val = PHY_CON2_RESET_VAL;
+ val |= INIT_DESKEW_EN;
+ val |= RDLVL_GATE_EN;
+ writel(val, &phy0_ctrl->phy_con2);
+ writel(val, &phy1_ctrl->phy_con2);
+
+ val = PHY_CON0_RESET_VAL;
+ val |= P0_CMD_EN;
+ val |= BYTE_RDLVL_EN;
+ val |= CTRL_SHGATE;
+ writel(val, &phy0_ctrl->phy_con0);
+ writel(val, &phy1_ctrl->phy_con0);
+
+ val = PHY_CON1_RESET_VAL;
+ val &= ~(CTRL_GATEDURADJ_MASK);
+ writel(val, &phy0_ctrl->phy_con1);
+ writel(val, &phy1_ctrl->phy_con1);
+
+ writel(CTRL_RDLVL_GATE_ENABLE, &dmc->rdlvl_config);
+ i = RDLVL_COMPLETE_TIMEOUT;
+ while ((readl(&dmc->phystatus) &
+ (RDLVL_COMPLETE_CHO | RDLVL_COMPLETE_CH1)) !=
+ (RDLVL_COMPLETE_CHO | RDLVL_COMPLETE_CH1) && i > 0) {
+ /*
+ * TODO(waihong): Comment on how long this take to
+ * timeout
+ */
+ sdelay(100);
+ i--;
+ }
+ if (!i)
+ return SETUP_ERR_RDLV_COMPLETE_TIMEOUT;
+ writel(CTRL_RDLVL_GATE_DISABLE, &dmc->rdlvl_config);
+
+ writel(0, &phy0_ctrl->phy_con14);
+ writel(0, &phy1_ctrl->phy_con14);
+
+ val = (mem->ctrl_start_point <<
+ PHY_CON12_CTRL_START_POINT_SHIFT) |
+ (mem->ctrl_inc << PHY_CON12_CTRL_INC_SHIFT) |
+ (mem->ctrl_force << PHY_CON12_CTRL_FORCE_SHIFT) |
+ (mem->ctrl_start << PHY_CON12_CTRL_START_SHIFT) |
+ (mem->ctrl_dll_on << PHY_CON12_CTRL_DLL_ON_SHIFT) |
+ (mem->ctrl_ref << PHY_CON12_CTRL_REF_SHIFT);
+ writel(val, &phy0_ctrl->phy_con12);
+ writel(val, &phy1_ctrl->phy_con12);
+
+ update_reset_dll(dmc, DDR_MODE_DDR3);
+ }
+
+ /* Send PALL command */
+ dmc_config_prech(mem, dmc);
+
+ writel(mem->memcontrol, &dmc->memcontrol);
+
+ /* Set DMC Concontrol and enable auto-refresh counter */
+ writel(mem->concontrol | (mem->rd_fetch << CONCONTROL_RD_FETCH_SHIFT)
+ | (mem->aref_en << CONCONTROL_AREF_EN_SHIFT), &dmc->concontrol);
+ return 0;
+}
diff --git a/arch/arm/cpu/armv7/exynos/dmc_init_exynos4.c b/arch/arm/cpu/armv7/exynos/dmc_init_exynos4.c
new file mode 100644
index 0000000..ecddc72
--- /dev/null
+++ b/arch/arm/cpu/armv7/exynos/dmc_init_exynos4.c
@@ -0,0 +1,213 @@
+/*
+ * Memory setup for board based on EXYNOS4210
+ *
+ * Copyright (C) 2013 Samsung Electronics
+ * Rajeshwari Shinde <rajeshwari.s@samsung.com>
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <config.h>
+#include <asm/arch/dmc.h>
+#include "common_setup.h"
+#include "exynos4_setup.h"
+
+struct mem_timings mem = {
+ .direct_cmd_msr = {
+ DIRECT_CMD1, DIRECT_CMD2, DIRECT_CMD3, DIRECT_CMD4
+ },
+ .timingref = TIMINGREF_VAL,
+ .timingrow = TIMINGROW_VAL,
+ .timingdata = TIMINGDATA_VAL,
+ .timingpower = TIMINGPOWER_VAL,
+ .zqcontrol = ZQ_CONTROL_VAL,
+ .control0 = CONTROL0_VAL,
+ .control1 = CONTROL1_VAL,
+ .control2 = CONTROL2_VAL,
+ .concontrol = CONCONTROL_VAL,
+ .prechconfig = PRECHCONFIG,
+ .memcontrol = MEMCONTROL_VAL,
+ .memconfig0 = MEMCONFIG0_VAL,
+ .memconfig1 = MEMCONFIG1_VAL,
+ .dll_resync = FORCE_DLL_RESYNC,
+ .dll_on = DLL_CONTROL_ON,
+};
+static void phy_control_reset(int ctrl_no, struct exynos4_dmc *dmc)
+{
+ if (ctrl_no) {
+ writel((mem.control1 | (1 << mem.dll_resync)),
+ &dmc->phycontrol1);
+ writel((mem.control1 | (0 << mem.dll_resync)),
+ &dmc->phycontrol1);
+ } else {
+ writel((mem.control0 | (0 << mem.dll_on)),
+ &dmc->phycontrol0);
+ writel((mem.control0 | (1 << mem.dll_on)),
+ &dmc->phycontrol0);
+ }
+}
+
+static void dmc_config_mrs(struct exynos4_dmc *dmc, int chip)
+{
+ int i;
+ unsigned long mask = 0;
+
+ if (chip)
+ mask = DIRECT_CMD_CHIP1_SHIFT;
+
+ for (i = 0; i < MEM_TIMINGS_MSR_COUNT; i++) {
+ writel(mem.direct_cmd_msr[i] | mask,
+ &dmc->directcmd);
+ }
+}
+
+static void dmc_init(struct exynos4_dmc *dmc)
+{
+ /*
+ * DLL Parameter Setting:
+ * Termination: Enable R/W
+ * Phase Delay for DQS Cleaning: 180' Shift
+ */
+ writel(mem.control1, &dmc->phycontrol1);
+
+ /*
+ * ZQ Calibration
+ * Termination: Disable
+ * Auto Calibration Start: Enable
+ */
+ writel(mem.zqcontrol, &dmc->phyzqcontrol);
+ sdelay(0x100000);
+
+ /*
+ * Update DLL Information:
+ * Force DLL Resyncronization
+ */
+ phy_control_reset(1, dmc);
+ phy_control_reset(0, dmc);
+
+ /* Set DLL Parameters */
+ writel(mem.control1, &dmc->phycontrol1);
+
+ /* DLL Start */
+ writel((mem.control0 | CTRL_START | CTRL_DLL_ON), &dmc->phycontrol0);
+
+ writel(mem.control2, &dmc->phycontrol2);
+
+ /* Set Clock Ratio of Bus clock to Memory Clock */
+ writel(mem.concontrol, &dmc->concontrol);
+
+ /*
+ * Memor Burst length: 8
+ * Number of chips: 2
+ * Memory Bus width: 32 bit
+ * Memory Type: DDR3
+ * Additional Latancy for PLL: 1 Cycle
+ */
+ writel(mem.memcontrol, &dmc->memcontrol);
+
+ writel(mem.memconfig0, &dmc->memconfig0);
+ writel(mem.memconfig1, &dmc->memconfig1);
+
+ /* Config Precharge Policy */
+ writel(mem.prechconfig, &dmc->prechconfig);
+ /*
+ * TimingAref, TimingRow, TimingData, TimingPower Setting:
+ * Values as per Memory AC Parameters
+ */
+ writel(mem.timingref, &dmc->timingref);
+ writel(mem.timingrow, &dmc->timingrow);
+ writel(mem.timingdata, &dmc->timingdata);
+ writel(mem.timingpower, &dmc->timingpower);
+
+ /* Chip0: NOP Command: Assert and Hold CKE to high level */
+ writel(DIRECT_CMD_NOP, &dmc->directcmd);
+ sdelay(0x100000);
+
+ /* Chip0: EMRS2, EMRS3, EMRS, MRS Commands Using Direct Command */
+ dmc_config_mrs(dmc, 0);
+ sdelay(0x100000);
+
+ /* Chip0: ZQINIT */
+ writel(DIRECT_CMD_ZQ, &dmc->directcmd);
+ sdelay(0x100000);
+
+ writel((DIRECT_CMD_NOP | DIRECT_CMD_CHIP1_SHIFT), &dmc->directcmd);
+ sdelay(0x100000);
+
+ /* Chip1: EMRS2, EMRS3, EMRS, MRS Commands Using Direct Command */
+ dmc_config_mrs(dmc, 1);
+ sdelay(0x100000);
+
+ /* Chip1: ZQINIT */
+ writel((DIRECT_CMD_ZQ | DIRECT_CMD_CHIP1_SHIFT), &dmc->directcmd);
+ sdelay(0x100000);
+
+ phy_control_reset(1, dmc);
+ sdelay(0x100000);
+
+ /* turn on DREX0, DREX1 */
+ writel((mem.concontrol | AREF_EN), &dmc->concontrol);
+}
+
+void mem_ctrl_init(int reset)
+{
+ struct exynos4_dmc *dmc;
+
+ /*
+ * Async bridge configuration at CPU_core:
+ * 1: half_sync
+ * 0: full_sync
+ */
+ writel(1, ASYNC_CONFIG);
+#ifdef CONFIG_ORIGEN
+ /* Interleave: 2Bit, Interleave_bit1: 0x15, Interleave_bit0: 0x7 */
+ writel(APB_SFR_INTERLEAVE_CONF_VAL, EXYNOS4_MIU_BASE +
+ APB_SFR_INTERLEAVE_CONF_OFFSET);
+ /* Update MIU Configuration */
+ writel(APB_SFR_ARBRITATION_CONF_VAL, EXYNOS4_MIU_BASE +
+ APB_SFR_ARBRITATION_CONF_OFFSET);
+#else
+ writel(APB_SFR_INTERLEAVE_CONF_VAL, EXYNOS4_MIU_BASE +
+ APB_SFR_INTERLEAVE_CONF_OFFSET);
+ writel(INTERLEAVE_ADDR_MAP_START_ADDR, EXYNOS4_MIU_BASE +
+ ABP_SFR_INTERLEAVE_ADDRMAP_START_OFFSET);
+ writel(INTERLEAVE_ADDR_MAP_END_ADDR, EXYNOS4_MIU_BASE +
+ ABP_SFR_INTERLEAVE_ADDRMAP_END_OFFSET);
+ writel(INTERLEAVE_ADDR_MAP_EN, EXYNOS4_MIU_BASE +
+ ABP_SFR_SLV_ADDRMAP_CONF_OFFSET);
+#ifdef CONFIG_MIU_LINEAR
+ writel(SLAVE0_SINGLE_ADDR_MAP_START_ADDR, EXYNOS4_MIU_BASE +
+ ABP_SFR_SLV0_SINGLE_ADDRMAP_START_OFFSET);
+ writel(SLAVE0_SINGLE_ADDR_MAP_END_ADDR, EXYNOS4_MIU_BASE +
+ ABP_SFR_SLV0_SINGLE_ADDRMAP_END_OFFSET);
+ writel(SLAVE1_SINGLE_ADDR_MAP_START_ADDR, EXYNOS4_MIU_BASE +
+ ABP_SFR_SLV1_SINGLE_ADDRMAP_START_OFFSET);
+ writel(SLAVE1_SINGLE_ADDR_MAP_END_ADDR, EXYNOS4_MIU_BASE +
+ ABP_SFR_SLV1_SINGLE_ADDRMAP_END_OFFSET);
+ writel(APB_SFR_SLV_ADDR_MAP_CONF_VAL, EXYNOS4_MIU_BASE +
+ ABP_SFR_SLV_ADDRMAP_CONF_OFFSET);
+#endif
+#endif
+ /* DREX0 */
+ dmc = (struct exynos4_dmc *)samsung_get_base_dmc_ctrl();
+ dmc_init(dmc);
+ dmc = (struct exynos4_dmc *)(samsung_get_base_dmc_ctrl()
+ + DMC_OFFSET);
+ dmc_init(dmc);
+}
diff --git a/arch/arm/cpu/armv7/exynos/exynos4_setup.h b/arch/arm/cpu/armv7/exynos/exynos4_setup.h
new file mode 100644
index 0000000..6d25058
--- /dev/null
+++ b/arch/arm/cpu/armv7/exynos/exynos4_setup.h
@@ -0,0 +1,594 @@
+/*
+ * Machine Specific Values for EXYNOS4012 based board
+ *
+ * Copyright (C) 2011 Samsung Electronics
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#ifndef _ORIGEN_SETUP_H
+#define _ORIGEN_SETUP_H
+
+#include <config.h>
+#include <version.h>
+#include <asm/arch/cpu.h>
+
+#ifdef CONFIG_CLK_800_330_165
+#define DRAM_CLK_330
+#endif
+#ifdef CONFIG_CLK_1000_200_200
+#define DRAM_CLK_200
+#endif
+#ifdef CONFIG_CLK_1000_330_165
+#define DRAM_CLK_330
+#endif
+#ifdef CONFIG_CLK_1000_400_200
+#define DRAM_CLK_400
+#endif
+
+/* Bus Configuration Register Address */
+#define ASYNC_CONFIG 0x10010350
+
+/* CLK_SRC_CPU */
+#define MUX_HPM_SEL_MOUTAPLL 0x0
+#define MUX_HPM_SEL_SCLKMPLL 0x1
+#define MUX_CORE_SEL_MOUTAPLL 0x0
+#define MUX_CORE_SEL_SCLKMPLL 0x1
+#define MUX_MPLL_SEL_FILPLL 0x0
+#define MUX_MPLL_SEL_MOUTMPLLFOUT 0x1
+#define MUX_APLL_SEL_FILPLL 0x0
+#define MUX_APLL_SEL_MOUTMPLLFOUT 0x1
+#define CLK_SRC_CPU_VAL ((MUX_HPM_SEL_MOUTAPLL << 20) \
+ | (MUX_CORE_SEL_MOUTAPLL << 16) \
+ | (MUX_MPLL_SEL_MOUTMPLLFOUT << 8)\
+ | (MUX_APLL_SEL_MOUTMPLLFOUT << 0))
+
+/* CLK_DIV_CPU0 */
+#define APLL_RATIO 0x0
+#define PCLK_DBG_RATIO 0x1
+#define ATB_RATIO 0x3
+#define PERIPH_RATIO 0x3
+#define COREM1_RATIO 0x7
+#define COREM0_RATIO 0x3
+#define CORE_RATIO 0x0
+#define CLK_DIV_CPU0_VAL ((APLL_RATIO << 24) \
+ | (PCLK_DBG_RATIO << 20) \
+ | (ATB_RATIO << 16) \
+ | (PERIPH_RATIO << 12) \
+ | (COREM1_RATIO << 8) \
+ | (COREM0_RATIO << 4) \
+ | (CORE_RATIO << 0))
+
+/* CLK_DIV_CPU1 */
+#define HPM_RATIO 0x0
+#define COPY_RATIO 0x3
+#define CLK_DIV_CPU1_VAL ((HPM_RATIO << 4) | (COPY_RATIO))
+
+/* CLK_SRC_DMC */
+#define MUX_PWI_SEL_XXTI 0x0
+#define MUX_PWI_SEL_XUSBXTI 0x1
+#define MUX_PWI_SEL_SCLK_HDMI24M 0x2
+#define MUX_PWI_SEL_SCLK_USBPHY0 0x3
+#define MUX_PWI_SEL_SCLK_USBPHY1 0x4
+#define MUX_PWI_SEL_SCLK_HDMIPHY 0x5
+#define MUX_PWI_SEL_SCLKMPLL 0x6
+#define MUX_PWI_SEL_SCLKEPLL 0x7
+#define MUX_PWI_SEL_SCLKVPLL 0x8
+#define MUX_DPHY_SEL_SCLKMPLL 0x0
+#define MUX_DPHY_SEL_SCLKAPLL 0x1
+#define MUX_DMC_BUS_SEL_SCLKMPLL 0x0
+#define MUX_DMC_BUS_SEL_SCLKAPLL 0x1
+#define CLK_SRC_DMC_VAL ((MUX_PWI_SEL_XUSBXTI << 16) \
+ | (MUX_DPHY_SEL_SCLKMPLL << 8) \
+ | (MUX_DMC_BUS_SEL_SCLKMPLL << 4))
+
+/* CLK_DIV_DMC0 */
+#define CORE_TIMERS_RATIO 0x1
+#define COPY2_RATIO 0x3
+#define DMCP_RATIO 0x1
+#define DMCD_RATIO 0x1
+#define DMC_RATIO 0x1
+#define DPHY_RATIO 0x1
+#define ACP_PCLK_RATIO 0x1
+#define ACP_RATIO 0x3
+#define CLK_DIV_DMC0_VAL ((CORE_TIMERS_RATIO << 28) \
+ | (COPY2_RATIO << 24) \
+ | (DMCP_RATIO << 20) \
+ | (DMCD_RATIO << 16) \
+ | (DMC_RATIO << 12) \
+ | (DPHY_RATIO << 8) \
+ | (ACP_PCLK_RATIO << 4) \
+ | (ACP_RATIO << 0))
+
+/* CLK_DIV_DMC1 */
+#define DPM_RATIO 0x1
+#define DVSEM_RATIO 0x1
+#define PWI_RATIO 0x1
+#define CLK_DIV_DMC1_VAL ((DPM_RATIO << 24) \
+ | (DVSEM_RATIO << 16) \
+ | (PWI_RATIO << 8))
+
+/* CLK_SRC_TOP0 */
+#define MUX_ONENAND_SEL_ACLK_133 0x0
+#define MUX_ONENAND_SEL_ACLK_160 0x1
+#define MUX_ACLK_133_SEL_SCLKMPLL 0x0
+#define MUX_ACLK_133_SEL_SCLKAPLL 0x1
+#define MUX_ACLK_160_SEL_SCLKMPLL 0x0
+#define MUX_ACLK_160_SEL_SCLKAPLL 0x1
+#define MUX_ACLK_100_SEL_SCLKMPLL 0x0
+#define MUX_ACLK_100_SEL_SCLKAPLL 0x1
+#define MUX_ACLK_200_SEL_SCLKMPLL 0x0
+#define MUX_ACLK_200_SEL_SCLKAPLL 0x1
+#define MUX_VPLL_SEL_FINPLL 0x0
+#define MUX_VPLL_SEL_FOUTVPLL 0x1
+#define MUX_EPLL_SEL_FINPLL 0x0
+#define MUX_EPLL_SEL_FOUTEPLL 0x1
+#define MUX_ONENAND_1_SEL_MOUTONENAND 0x0
+#define MUX_ONENAND_1_SEL_SCLKVPLL 0x1
+#define CLK_SRC_TOP0_VAL ((MUX_ONENAND_SEL_ACLK_133 << 28) \
+ | (MUX_ACLK_133_SEL_SCLKMPLL << 24) \
+ | (MUX_ACLK_160_SEL_SCLKMPLL << 20) \
+ | (MUX_ACLK_100_SEL_SCLKMPLL << 16) \
+ | (MUX_ACLK_200_SEL_SCLKMPLL << 12) \
+ | (MUX_VPLL_SEL_FINPLL << 8) \
+ | (MUX_EPLL_SEL_FINPLL << 4)\
+ | (MUX_ONENAND_1_SEL_MOUTONENAND << 0))
+
+/* CLK_SRC_TOP1 */
+#define VPLLSRC_SEL_FINPLL 0x0
+#define VPLLSRC_SEL_SCLKHDMI24M 0x1
+#define CLK_SRC_TOP1_VAL (VPLLSRC_SEL_FINPLL)
+
+/* CLK_DIV_TOP */
+#define ONENAND_RATIO 0x0
+#define ACLK_133_RATIO 0x5
+#define ACLK_160_RATIO 0x4
+#define ACLK_100_RATIO 0x7
+#define ACLK_200_RATIO 0x3
+#define CLK_DIV_TOP_VAL ((ONENAND_RATIO << 16) \
+ | (ACLK_133_RATIO << 12)\
+ | (ACLK_160_RATIO << 8) \
+ | (ACLK_100_RATIO << 4) \
+ | (ACLK_200_RATIO << 0))
+
+/* CLK_SRC_LEFTBUS */
+#define MUX_GDL_SEL_SCLKMPLL 0x0
+#define MUX_GDL_SEL_SCLKAPLL 0x1
+#define CLK_SRC_LEFTBUS_VAL (MUX_GDL_SEL_SCLKMPLL)
+
+/* CLK_DIV_LEFTBUS */
+#define GPL_RATIO 0x1
+#define GDL_RATIO 0x3
+#define CLK_DIV_LEFTBUS_VAL ((GPL_RATIO << 4) | (GDL_RATIO))
+
+/* CLK_SRC_RIGHTBUS */
+#define MUX_GDR_SEL_SCLKMPLL 0x0
+#define MUX_GDR_SEL_SCLKAPLL 0x1
+#define CLK_SRC_RIGHTBUS_VAL (MUX_GDR_SEL_SCLKMPLL)
+
+/* CLK_DIV_RIGHTBUS */
+#define GPR_RATIO 0x1
+#define GDR_RATIO 0x3
+#define CLK_DIV_RIGHTBUS_VAL ((GPR_RATIO << 4) | (GDR_RATIO))
+
+/* CLK_SRS_FSYS: 6 = SCLKMPLL */
+#define SATA_SEL_SCLKMPLL 0
+#define SATA_SEL_SCLKAPLL 1
+
+#define MMC_SEL_XXTI 0
+#define MMC_SEL_XUSBXTI 1
+#define MMC_SEL_SCLK_HDMI24M 2
+#define MMC_SEL_SCLK_USBPHY0 3
+#define MMC_SEL_SCLK_USBPHY1 4
+#define MMC_SEL_SCLK_HDMIPHY 5
+#define MMC_SEL_SCLKMPLL 6
+#define MMC_SEL_SCLKEPLL 7
+#define MMC_SEL_SCLKVPLL 8
+
+#define MMCC0_SEL MMC_SEL_SCLKMPLL
+#define MMCC1_SEL MMC_SEL_SCLKMPLL
+#define MMCC2_SEL MMC_SEL_SCLKMPLL
+#define MMCC3_SEL MMC_SEL_SCLKMPLL
+#define MMCC4_SEL MMC_SEL_SCLKMPLL
+#define CLK_SRC_FSYS_VAL ((SATA_SEL_SCLKMPLL << 24) \
+ | (MMCC4_SEL << 16) \
+ | (MMCC3_SEL << 12) \
+ | (MMCC2_SEL << 8) \
+ | (MMCC1_SEL << 4) \
+ | (MMCC0_SEL << 0))
+
+/* SCLK_MMC[0-4] = MOUTMMC[0-4]/(MMC[0-4]_RATIO + 1)/(MMC[0-4]_PRE_RATIO +1) */
+/* CLK_DIV_FSYS1 */
+#define MMC0_RATIO 0xF
+#define MMC0_PRE_RATIO 0x0
+#define MMC1_RATIO 0xF
+#define MMC1_PRE_RATIO 0x0
+#define CLK_DIV_FSYS1_VAL ((MMC1_PRE_RATIO << 24) \
+ | (MMC1_RATIO << 16) \
+ | (MMC0_PRE_RATIO << 8) \
+ | (MMC0_RATIO << 0))
+
+/* CLK_DIV_FSYS2 */
+#define MMC2_RATIO 0xF
+#define MMC2_PRE_RATIO 0x0
+#define MMC3_RATIO 0xF
+#define MMC3_PRE_RATIO 0x0
+#define CLK_DIV_FSYS2_VAL ((MMC3_PRE_RATIO << 24) \
+ | (MMC3_RATIO << 16) \
+ | (MMC2_PRE_RATIO << 8) \
+ | (MMC2_RATIO << 0))
+
+/* CLK_DIV_FSYS3 */
+#define MMC4_RATIO 0xF
+#define MMC4_PRE_RATIO 0x0
+#define CLK_DIV_FSYS3_VAL ((MMC4_PRE_RATIO << 8) \
+ | (MMC4_RATIO << 0))
+
+/* CLK_SRC_PERIL0 */
+#define UART_SEL_XXTI 0
+#define UART_SEL_XUSBXTI 1
+#define UART_SEL_SCLK_HDMI24M 2
+#define UART_SEL_SCLK_USBPHY0 3
+#define UART_SEL_SCLK_USBPHY1 4
+#define UART_SEL_SCLK_HDMIPHY 5
+#define UART_SEL_SCLKMPLL 6
+#define UART_SEL_SCLKEPLL 7
+#define UART_SEL_SCLKVPLL 8
+
+#define UART0_SEL UART_SEL_SCLKMPLL
+#define UART1_SEL UART_SEL_SCLKMPLL
+#define UART2_SEL UART_SEL_SCLKMPLL
+#define UART3_SEL UART_SEL_SCLKMPLL
+#define UART4_SEL UART_SEL_SCLKMPLL
+#define CLK_SRC_PERIL0_VAL ((UART4_SEL << 16) \
+ | (UART3_SEL << 12) \
+ | (UART2_SEL << 8) \
+ | (UART1_SEL << 4) \
+ | (UART0_SEL << 0))
+
+/* SCLK_UART[0-4] = MOUTUART[0-4]/(UART[0-4]_RATIO + 1) */
+/* CLK_DIV_PERIL0 */
+#define UART0_RATIO 7
+#define UART1_RATIO 7
+#define UART2_RATIO 7
+#define UART3_RATIO 7
+#define UART4_RATIO 7
+#define CLK_DIV_PERIL0_VAL ((UART4_RATIO << 16) \
+ | (UART3_RATIO << 12) \
+ | (UART2_RATIO << 8) \
+ | (UART1_RATIO << 4) \
+ | (UART0_RATIO << 0))
+
+/* Clock Source CAM/FIMC */
+/* CLK_SRC_CAM */
+#define CAM0_SEL_XUSBXTI 1
+#define CAM1_SEL_XUSBXTI 1
+#define CSIS0_SEL_XUSBXTI 1
+#define CSIS1_SEL_XUSBXTI 1
+
+#define FIMC_SEL_SCLKMPLL 6
+#define FIMC0_LCLK_SEL FIMC_SEL_SCLKMPLL
+#define FIMC1_LCLK_SEL FIMC_SEL_SCLKMPLL
+#define FIMC2_LCLK_SEL FIMC_SEL_SCLKMPLL
+#define FIMC3_LCLK_SEL FIMC_SEL_SCLKMPLL
+
+#define CLK_SRC_CAM_VAL ((CSIS1_SEL_XUSBXTI << 28) \
+ | (CSIS0_SEL_XUSBXTI << 24) \
+ | (CAM1_SEL_XUSBXTI << 20) \
+ | (CAM0_SEL_XUSBXTI << 16) \
+ | (FIMC3_LCLK_SEL << 12) \
+ | (FIMC2_LCLK_SEL << 8) \
+ | (FIMC1_LCLK_SEL << 4) \
+ | (FIMC0_LCLK_SEL << 0))
+
+/* SCLK CAM */
+/* CLK_DIV_CAM */
+#define FIMC0_LCLK_RATIO 4
+#define FIMC1_LCLK_RATIO 4
+#define FIMC2_LCLK_RATIO 4
+#define FIMC3_LCLK_RATIO 4
+#define CLK_DIV_CAM_VAL ((FIMC3_LCLK_RATIO << 12) \
+ | (FIMC2_LCLK_RATIO << 8) \
+ | (FIMC1_LCLK_RATIO << 4) \
+ | (FIMC0_LCLK_RATIO << 0))
+
+/* SCLK MFC */
+/* CLK_SRC_MFC */
+#define MFC_SEL_MPLL 0
+#define MOUTMFC_0 0
+#define MFC_SEL MOUTMFC_0
+#define MFC_0_SEL MFC_SEL_MPLL
+#define CLK_SRC_MFC_VAL ((MFC_SEL << 8) | (MFC_0_SEL))
+
+
+/* CLK_DIV_MFC */
+#define MFC_RATIO 3
+#define CLK_DIV_MFC_VAL (MFC_RATIO)
+
+/* SCLK G3D */
+/* CLK_SRC_G3D */
+#define G3D_SEL_MPLL 0
+#define MOUTG3D_0 0
+#define G3D_SEL MOUTG3D_0
+#define G3D_0_SEL G3D_SEL_MPLL
+#define CLK_SRC_G3D_VAL ((G3D_SEL << 8) | (G3D_0_SEL))
+
+/* CLK_DIV_G3D */
+#define G3D_RATIO 1
+#define CLK_DIV_G3D_VAL (G3D_RATIO)
+
+/* SCLK LCD0 */
+/* CLK_SRC_LCD0 */
+#define FIMD_SEL_SCLKMPLL 6
+#define MDNIE0_SEL_XUSBXTI 1
+#define MDNIE_PWM0_SEL_XUSBXTI 1
+#define MIPI0_SEL_XUSBXTI 1
+#define CLK_SRC_LCD0_VAL ((MIPI0_SEL_XUSBXTI << 12) \
+ | (MDNIE_PWM0_SEL_XUSBXTI << 8) \
+ | (MDNIE0_SEL_XUSBXTI << 4) \
+ | (FIMD_SEL_SCLKMPLL << 0))
+
+/* CLK_DIV_LCD0 */
+#define FIMD0_RATIO 4
+#define CLK_DIV_LCD0_VAL (FIMD0_RATIO)
+
+/* Required period to generate a stable clock output */
+/* PLL_LOCK_TIME */
+#define PLL_LOCKTIME 0x1C20
+
+/* PLL Values */
+#define DISABLE 0
+#define ENABLE 1
+#define SET_PLL(mdiv, pdiv, sdiv) ((ENABLE << 31)\
+ | (mdiv << 16) \
+ | (pdiv << 8) \
+ | (sdiv << 0))
+
+/* APLL_CON0 */
+#define APLL_MDIV 0xFA
+#define APLL_PDIV 0x6
+#define APLL_SDIV 0x1
+#define APLL_CON0_VAL SET_PLL(APLL_MDIV, APLL_PDIV, APLL_SDIV)
+
+/* APLL_CON1 */
+#define APLL_AFC_ENB 0x1
+#define APLL_AFC 0xC
+#define APLL_CON1_VAL ((APLL_AFC_ENB << 31) | (APLL_AFC << 0))
+
+/* MPLL_CON0 */
+#define MPLL_MDIV 0xC8
+#define MPLL_PDIV 0x6
+#define MPLL_SDIV 0x1
+#define MPLL_CON0_VAL SET_PLL(MPLL_MDIV, MPLL_PDIV, MPLL_SDIV)
+
+/* MPLL_CON1 */
+#define MPLL_AFC_ENB 0x0
+#define MPLL_AFC 0x1C
+#define MPLL_CON1_VAL ((MPLL_AFC_ENB << 31) | (MPLL_AFC << 0))
+
+/* EPLL_CON0 */
+#define EPLL_MDIV 0x30
+#define EPLL_PDIV 0x3
+#define EPLL_SDIV 0x2
+#define EPLL_CON0_VAL SET_PLL(EPLL_MDIV, EPLL_PDIV, EPLL_SDIV)
+
+/* EPLL_CON1 */
+#define EPLL_K 0x0
+#define EPLL_CON1_VAL (EPLL_K >> 0)
+
+/* VPLL_CON0 */
+#define VPLL_MDIV 0x35
+#define VPLL_PDIV 0x3
+#define VPLL_SDIV 0x2
+#define VPLL_CON0_VAL SET_PLL(VPLL_MDIV, VPLL_PDIV, VPLL_SDIV)
+
+/* VPLL_CON1 */
+#define VPLL_SSCG_EN DISABLE
+#define VPLL_SEL_PF_DN_SPREAD 0x0
+#define VPLL_MRR 0x11
+#define VPLL_MFR 0x0
+#define VPLL_K 0x400
+#define VPLL_CON1_VAL ((VPLL_SSCG_EN << 31)\
+ | (VPLL_SEL_PF_DN_SPREAD << 29) \
+ | (VPLL_MRR << 24) \
+ | (VPLL_MFR << 16) \
+ | (VPLL_K << 0))
+
+/* DMC */
+#define DIRECT_CMD_NOP 0x07000000
+#define DIRECT_CMD_ZQ 0x0a000000
+#define DIRECT_CMD_CHIP1_SHIFT (1 << 20)
+#define MEM_TIMINGS_MSR_COUNT 4
+#define CTRL_START (1 << 0)
+#define CTRL_DLL_ON (1 << 1)
+#define AREF_EN (1 << 5)
+#define DRV_TYPE (1 << 6)
+
+struct mem_timings {
+ unsigned direct_cmd_msr[MEM_TIMINGS_MSR_COUNT];
+ unsigned timingref;
+ unsigned timingrow;
+ unsigned timingdata;
+ unsigned timingpower;
+ unsigned zqcontrol;
+ unsigned control0;
+ unsigned control1;
+ unsigned control2;
+ unsigned concontrol;
+ unsigned prechconfig;
+ unsigned memcontrol;
+ unsigned memconfig0;
+ unsigned memconfig1;
+ unsigned dll_resync;
+ unsigned dll_on;
+};
+
+/* MIU */
+/* MIU Config Register Offsets*/
+#define APB_SFR_INTERLEAVE_CONF_OFFSET 0x400
+#define APB_SFR_ARBRITATION_CONF_OFFSET 0xC00
+#define ABP_SFR_SLV_ADDRMAP_CONF_OFFSET 0x800
+#define ABP_SFR_INTERLEAVE_ADDRMAP_START_OFFSET 0x808
+#define ABP_SFR_INTERLEAVE_ADDRMAP_END_OFFSET 0x810
+#define ABP_SFR_SLV0_SINGLE_ADDRMAP_START_OFFSET 0x818
+#define ABP_SFR_SLV0_SINGLE_ADDRMAP_END_OFFSET 0x820
+#define ABP_SFR_SLV1_SINGLE_ADDRMAP_START_OFFSET 0x828
+#define ABP_SFR_SLV1_SINGLE_ADDRMAP_END_OFFSET 0x830
+
+#ifdef CONFIG_ORIGEN
+/* Interleave: 2Bit, Interleave_bit1: 0x15, Interleave_bit0: 0x7 */
+#define APB_SFR_INTERLEAVE_CONF_VAL 0x20001507
+#define APB_SFR_ARBRITATION_CONF_VAL 0x00000001
+#endif
+
+#define INTERLEAVE_ADDR_MAP_START_ADDR 0x40000000
+#define INTERLEAVE_ADDR_MAP_END_ADDR 0xbfffffff
+#define INTERLEAVE_ADDR_MAP_EN 0x00000001
+
+#ifdef CONFIG_MIU_1BIT_INTERLEAVED
+/* Interleave_bit0: 0xC*/
+#define APB_SFR_INTERLEAVE_CONF_VAL 0x0000000c
+#endif
+#ifdef CONFIG_MIU_2BIT_INTERLEAVED
+/* Interleave: 2Bit, Interleave_bit1: 0x15, Interleave_bit0: 0xc */
+#define APB_SFR_INTERLEAVE_CONF_VAL 0x2000150c
+#endif
+#define SLAVE0_SINGLE_ADDR_MAP_START_ADDR 0x40000000
+#define SLAVE0_SINGLE_ADDR_MAP_END_ADDR 0x7fffffff
+#define SLAVE1_SINGLE_ADDR_MAP_START_ADDR 0x80000000
+#define SLAVE1_SINGLE_ADDR_MAP_END_ADDR 0xbfffffff
+/* Enable SME0 and SME1*/
+#define APB_SFR_SLV_ADDR_MAP_CONF_VAL 0x00000006
+
+#define FORCE_DLL_RESYNC 3
+#define DLL_CONTROL_ON 1
+
+#define DIRECT_CMD1 0x00020000
+#define DIRECT_CMD2 0x00030000
+#define DIRECT_CMD3 0x00010002
+#define DIRECT_CMD4 0x00000328
+
+#define CTRL_ZQ_MODE_NOTERM (0x1 << 0)
+#define CTRL_ZQ_START (0x1 << 1)
+#define CTRL_ZQ_DIV (0 << 4)
+#define CTRL_ZQ_MODE_DDS (0x7 << 8)
+#define CTRL_ZQ_MODE_TERM (0x2 << 11)
+#define CTRL_ZQ_FORCE_IMPN (0x5 << 14)
+#define CTRL_ZQ_FORCE_IMPP (0x6 << 17)
+#define CTRL_DCC (0xE38 << 20)
+#define ZQ_CONTROL_VAL (CTRL_ZQ_MODE_NOTERM | CTRL_ZQ_START\
+ | CTRL_ZQ_DIV | CTRL_ZQ_MODE_DDS\
+ | CTRL_ZQ_MODE_TERM | CTRL_ZQ_FORCE_IMPN\
+ | CTRL_ZQ_FORCE_IMPP | CTRL_DCC)
+
+#define ASYNC (0 << 0)
+#define CLK_RATIO (1 << 1)
+#define DIV_PIPE (1 << 3)
+#define AWR_ON (1 << 4)
+#define AREF_DISABLE (0 << 5)
+#define DRV_TYPE_DISABLE (0 << 6)
+#define CHIP0_NOT_EMPTY (0 << 8)
+#define CHIP1_NOT_EMPTY (0 << 9)
+#define DQ_SWAP_DISABLE (0 << 10)
+#define QOS_FAST_DISABLE (0 << 11)
+#define RD_FETCH (0x3 << 12)
+#define TIMEOUT_LEVEL0 (0xFFF << 16)
+#define CONCONTROL_VAL (ASYNC | CLK_RATIO | DIV_PIPE | AWR_ON\
+ | AREF_DISABLE | DRV_TYPE_DISABLE\
+ | CHIP0_NOT_EMPTY | CHIP1_NOT_EMPTY\
+ | DQ_SWAP_DISABLE | QOS_FAST_DISABLE\
+ | RD_FETCH | TIMEOUT_LEVEL0)
+
+#define CLK_STOP_DISABLE (0 << 1)
+#define DPWRDN_DISABLE (0 << 2)
+#define DPWRDN_TYPE (0 << 3)
+#define TP_DISABLE (0 << 4)
+#define DSREF_DIABLE (0 << 5)
+#define ADD_LAT_PALL (1 << 6)
+#define MEM_TYPE_DDR3 (0x6 << 8)
+#define MEM_WIDTH_32 (0x2 << 12)
+#define NUM_CHIP_2 (1 << 16)
+#define BL_8 (0x3 << 20)
+#define MEMCONTROL_VAL (CLK_STOP_DISABLE | DPWRDN_DISABLE\
+ | DPWRDN_TYPE | TP_DISABLE | DSREF_DIABLE\
+ | ADD_LAT_PALL | MEM_TYPE_DDR3 | MEM_WIDTH_32\
+ | NUM_CHIP_2 | BL_8)
+
+
+#define CHIP_BANK_8 (0x3 << 0)
+#define CHIP_ROW_14 (0x2 << 4)
+#define CHIP_COL_10 (0x3 << 8)
+#define CHIP_MAP_INTERLEAVED (1 << 12)
+#define CHIP_MASK (0xe0 << 16)
+#ifdef CONFIG_MIU_LINEAR
+#define CHIP0_BASE (0x40 << 24)
+#define CHIP1_BASE (0x60 << 24)
+#else
+#define CHIP0_BASE (0x20 << 24)
+#define CHIP1_BASE (0x40 << 24)
+#endif
+#define MEMCONFIG0_VAL (CHIP_BANK_8 | CHIP_ROW_14 | CHIP_COL_10\
+ | CHIP_MAP_INTERLEAVED | CHIP_MASK | CHIP0_BASE)
+#define MEMCONFIG1_VAL (CHIP_BANK_8 | CHIP_ROW_14 | CHIP_COL_10\
+ | CHIP_MAP_INTERLEAVED | CHIP_MASK | CHIP1_BASE)
+
+#define TP_CNT (0xff << 24)
+#define PRECHCONFIG TP_CNT
+
+#define CTRL_OFF (0 << 0)
+#define CTRL_DLL_OFF (0 << 1)
+#define CTRL_HALF (0 << 2)
+#define CTRL_DFDQS (1 << 3)
+#define DQS_DELAY (0 << 4)
+#define CTRL_START_POINT (0x10 << 8)
+#define CTRL_INC (0x10 << 16)
+#define CTRL_FORCE (0x71 << 24)
+#define CONTROL0_VAL (CTRL_OFF | CTRL_DLL_OFF | CTRL_HALF\
+ | CTRL_DFDQS | DQS_DELAY | CTRL_START_POINT\
+ | CTRL_INC | CTRL_FORCE)
+
+#define CTRL_SHIFTC (0x6 << 0)
+#define CTRL_REF (8 << 4)
+#define CTRL_SHGATE (1 << 29)
+#define TERM_READ_EN (1 << 30)
+#define TERM_WRITE_EN (1 << 31)
+#define CONTROL1_VAL (CTRL_SHIFTC | CTRL_REF | CTRL_SHGATE\
+ | TERM_READ_EN | TERM_WRITE_EN)
+
+#define CONTROL2_VAL 0x00000000
+
+#ifdef CONFIG_ORIGEN
+#define TIMINGREF_VAL 0x000000BB
+#define TIMINGROW_VAL 0x4046654f
+#define TIMINGDATA_VAL 0x46400506
+#define TIMINGPOWER_VAL 0x52000A3C
+#else
+#define TIMINGREF_VAL 0x000000BC
+#ifdef DRAM_CLK_330
+#define TIMINGROW_VAL 0x3545548d
+#define TIMINGDATA_VAL 0x45430506
+#define TIMINGPOWER_VAL 0x4439033c
+#endif
+#ifdef DRAM_CLK_400
+#define TIMINGROW_VAL 0x45430506
+#define TIMINGDATA_VAL 0x56500506
+#define TIMINGPOWER_VAL 0x5444033d
+#endif
+#endif
+#endif
diff --git a/arch/arm/cpu/armv7/exynos/exynos5_setup.h b/arch/arm/cpu/armv7/exynos/exynos5_setup.h
new file mode 100644
index 0000000..8f36c16
--- /dev/null
+++ b/arch/arm/cpu/armv7/exynos/exynos5_setup.h
@@ -0,0 +1,567 @@
+/*
+ * Machine Specific Values for SMDK5250 board based on EXYNOS5
+ *
+ * Copyright (C) 2012 Samsung Electronics
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#ifndef _SMDK5250_SETUP_H
+#define _SMDK5250_SETUP_H
+
+#include <config.h>
+#include <asm/arch/dmc.h>
+
+/* APLL_CON1 */
+#define APLL_CON1_VAL (0x00203800)
+
+/* MPLL_CON1 */
+#define MPLL_CON1_VAL (0x00203800)
+
+/* CPLL_CON1 */
+#define CPLL_CON1_VAL (0x00203800)
+
+/* GPLL_CON1 */
+#define GPLL_CON1_VAL (0x00203800)
+
+/* EPLL_CON1, CON2 */
+#define EPLL_CON1_VAL 0x00000000
+#define EPLL_CON2_VAL 0x00000080
+
+/* VPLL_CON1, CON2 */
+#define VPLL_CON1_VAL 0x00000000
+#define VPLL_CON2_VAL 0x00000080
+
+/* BPLL_CON1 */
+#define BPLL_CON1_VAL 0x00203800
+
+/* Set PLL */
+#define set_pll(mdiv, pdiv, sdiv) (1<<31 | mdiv<<16 | pdiv<<8 | sdiv)
+
+/* CLK_SRC_CPU */
+/* 0 = MOUTAPLL, 1 = SCLKMPLL */
+#define MUX_HPM_SEL 0
+#define MUX_CPU_SEL 0
+#define MUX_APLL_SEL 1
+
+#define CLK_SRC_CPU_VAL ((MUX_HPM_SEL << 20) \
+ | (MUX_CPU_SEL << 16) \
+ | (MUX_APLL_SEL))
+
+/* MEMCONTROL register bit fields */
+#define DMC_MEMCONTROL_CLK_STOP_DISABLE (0 << 0)
+#define DMC_MEMCONTROL_DPWRDN_DISABLE (0 << 1)
+#define DMC_MEMCONTROL_DPWRDN_ACTIVE_PRECHARGE (0 << 2)
+#define DMC_MEMCONTROL_TP_DISABLE (0 << 4)
+#define DMC_MEMCONTROL_DSREF_DISABLE (0 << 5)
+#define DMC_MEMCONTROL_DSREF_ENABLE (1 << 5)
+#define DMC_MEMCONTROL_ADD_LAT_PALL_CYCLE(x) (x << 6)
+
+#define DMC_MEMCONTROL_MEM_TYPE_LPDDR3 (7 << 8)
+#define DMC_MEMCONTROL_MEM_TYPE_DDR3 (6 << 8)
+#define DMC_MEMCONTROL_MEM_TYPE_LPDDR2 (5 << 8)
+
+#define DMC_MEMCONTROL_MEM_WIDTH_32BIT (2 << 12)
+
+#define DMC_MEMCONTROL_NUM_CHIP_1 (0 << 16)
+#define DMC_MEMCONTROL_NUM_CHIP_2 (1 << 16)
+
+#define DMC_MEMCONTROL_BL_8 (3 << 20)
+#define DMC_MEMCONTROL_BL_4 (2 << 20)
+
+#define DMC_MEMCONTROL_PZQ_DISABLE (0 << 24)
+
+#define DMC_MEMCONTROL_MRR_BYTE_7_0 (0 << 25)
+#define DMC_MEMCONTROL_MRR_BYTE_15_8 (1 << 25)
+#define DMC_MEMCONTROL_MRR_BYTE_23_16 (2 << 25)
+#define DMC_MEMCONTROL_MRR_BYTE_31_24 (3 << 25)
+
+/* MEMCONFIG0 register bit fields */
+#define DMC_MEMCONFIGX_CHIP_MAP_INTERLEAVED (1 << 12)
+#define DMC_MEMCONFIGX_CHIP_COL_10 (3 << 8)
+#define DMC_MEMCONFIGX_CHIP_ROW_14 (2 << 4)
+#define DMC_MEMCONFIGX_CHIP_ROW_15 (3 << 4)
+#define DMC_MEMCONFIGX_CHIP_BANK_8 (3 << 0)
+
+#define DMC_MEMBASECONFIGX_CHIP_BASE(x) (x << 16)
+#define DMC_MEMBASECONFIGX_CHIP_MASK(x) (x << 0)
+#define DMC_MEMBASECONFIG_VAL(x) ( \
+ DMC_MEMBASECONFIGX_CHIP_BASE(x) | \
+ DMC_MEMBASECONFIGX_CHIP_MASK(0x780) \
+)
+
+#define DMC_MEMBASECONFIG0_VAL DMC_MEMBASECONFIG_VAL(0x40)
+#define DMC_MEMBASECONFIG1_VAL DMC_MEMBASECONFIG_VAL(0x80)
+
+#define DMC_PRECHCONFIG_VAL 0xFF000000
+#define DMC_PWRDNCONFIG_VAL 0xFFFF00FF
+
+#define DMC_CONCONTROL_RESET_VAL 0x0FFF0000
+#define DFI_INIT_START (1 << 28)
+#define EMPTY (1 << 8)
+#define AREF_EN (1 << 5)
+
+#define DFI_INIT_COMPLETE_CHO (1 << 2)
+#define DFI_INIT_COMPLETE_CH1 (1 << 3)
+
+#define RDLVL_COMPLETE_CHO (1 << 14)
+#define RDLVL_COMPLETE_CH1 (1 << 15)
+
+#define CLK_STOP_EN (1 << 0)
+#define DPWRDN_EN (1 << 1)
+#define DSREF_EN (1 << 5)
+
+/* COJCONTROL register bit fields */
+#define DMC_CONCONTROL_IO_PD_CON_DISABLE (0 << 3)
+#define DMC_CONCONTROL_AREF_EN_DISABLE (0 << 5)
+#define DMC_CONCONTROL_EMPTY_DISABLE (0 << 8)
+#define DMC_CONCONTROL_EMPTY_ENABLE (1 << 8)
+#define DMC_CONCONTROL_RD_FETCH_DISABLE (0x0 << 12)
+#define DMC_CONCONTROL_TIMEOUT_LEVEL0 (0xFFF << 16)
+#define DMC_CONCONTROL_DFI_INIT_START_DISABLE (0 << 28)
+
+/* CLK_DIV_CPU0_VAL */
+#define CLK_DIV_CPU0_VAL ((ARM2_RATIO << 28) \
+ | (APLL_RATIO << 24) \
+ | (PCLK_DBG_RATIO << 20) \
+ | (ATB_RATIO << 16) \
+ | (PERIPH_RATIO << 12) \
+ | (ACP_RATIO << 8) \
+ | (CPUD_RATIO << 4) \
+ | (ARM_RATIO))
+
+
+/* CLK_FSYS */
+#define CLK_SRC_FSYS0_VAL 0x66666
+#define CLK_DIV_FSYS0_VAL 0x0BB00000
+
+/* CLK_DIV_CPU1 */
+#define HPM_RATIO 0x2
+#define COPY_RATIO 0x0
+
+/* CLK_DIV_CPU1 = 0x00000003 */
+#define CLK_DIV_CPU1_VAL ((HPM_RATIO << 4) \
+ | (COPY_RATIO))
+
+/* CLK_SRC_CORE0 */
+#define CLK_SRC_CORE0_VAL 0x00000000
+
+/* CLK_SRC_CORE1 */
+#define CLK_SRC_CORE1_VAL 0x100
+
+/* CLK_DIV_CORE0 */
+#define CLK_DIV_CORE0_VAL 0x00120000
+
+/* CLK_DIV_CORE1 */
+#define CLK_DIV_CORE1_VAL 0x07070700
+
+/* CLK_DIV_SYSRGT */
+#define CLK_DIV_SYSRGT_VAL 0x00000111
+
+/* CLK_DIV_ACP */
+#define CLK_DIV_ACP_VAL 0x12
+
+/* CLK_DIV_SYSLFT */
+#define CLK_DIV_SYSLFT_VAL 0x00000311
+
+/* CLK_SRC_CDREX */
+#define CLK_SRC_CDREX_VAL 0x1
+
+/* CLK_DIV_CDREX */
+#define MCLK_CDREX2_RATIO 0x0
+#define ACLK_EFCON_RATIO 0x1
+#define MCLK_DPHY_RATIO 0x1
+#define MCLK_CDREX_RATIO 0x1
+#define ACLK_C2C_200_RATIO 0x1
+#define C2C_CLK_400_RATIO 0x1
+#define PCLK_CDREX_RATIO 0x1
+#define ACLK_CDREX_RATIO 0x1
+
+#define CLK_DIV_CDREX_VAL ((MCLK_DPHY_RATIO << 24) \
+ | (C2C_CLK_400_RATIO << 6) \
+ | (PCLK_CDREX_RATIO << 4) \
+ | (ACLK_CDREX_RATIO))
+
+/* CLK_SRC_TOP0 */
+#define MUX_ACLK_300_GSCL_SEL 0x0
+#define MUX_ACLK_300_GSCL_MID_SEL 0x0
+#define MUX_ACLK_400_G3D_MID_SEL 0x0
+#define MUX_ACLK_333_SEL 0x0
+#define MUX_ACLK_300_DISP1_SEL 0x0
+#define MUX_ACLK_300_DISP1_MID_SEL 0x0
+#define MUX_ACLK_200_SEL 0x0
+#define MUX_ACLK_166_SEL 0x0
+#define CLK_SRC_TOP0_VAL ((MUX_ACLK_300_GSCL_SEL << 25) \
+ | (MUX_ACLK_300_GSCL_MID_SEL << 24) \
+ | (MUX_ACLK_400_G3D_MID_SEL << 20) \
+ | (MUX_ACLK_333_SEL << 16) \
+ | (MUX_ACLK_300_DISP1_SEL << 15) \
+ | (MUX_ACLK_300_DISP1_MID_SEL << 14) \
+ | (MUX_ACLK_200_SEL << 12) \
+ | (MUX_ACLK_166_SEL << 8))
+
+/* CLK_SRC_TOP1 */
+#define MUX_ACLK_400_G3D_SEL 0x1
+#define MUX_ACLK_400_ISP_SEL 0x0
+#define MUX_ACLK_400_IOP_SEL 0x0
+#define MUX_ACLK_MIPI_HSI_TXBASE_SEL 0x0
+#define MUX_ACLK_300_GSCL_MID1_SEL 0x0
+#define MUX_ACLK_300_DISP1_MID1_SEL 0x0
+#define CLK_SRC_TOP1_VAL ((MUX_ACLK_400_G3D_SEL << 28) \
+ |(MUX_ACLK_400_ISP_SEL << 24) \
+ |(MUX_ACLK_400_IOP_SEL << 20) \
+ |(MUX_ACLK_MIPI_HSI_TXBASE_SEL << 16) \
+ |(MUX_ACLK_300_GSCL_MID1_SEL << 12) \
+ |(MUX_ACLK_300_DISP1_MID1_SEL << 8))
+
+/* CLK_SRC_TOP2 */
+#define MUX_GPLL_SEL 0x1
+#define MUX_BPLL_USER_SEL 0x0
+#define MUX_MPLL_USER_SEL 0x0
+#define MUX_VPLL_SEL 0x1
+#define MUX_EPLL_SEL 0x1
+#define MUX_CPLL_SEL 0x1
+#define VPLLSRC_SEL 0x0
+#define CLK_SRC_TOP2_VAL ((MUX_GPLL_SEL << 28) \
+ | (MUX_BPLL_USER_SEL << 24) \
+ | (MUX_MPLL_USER_SEL << 20) \
+ | (MUX_VPLL_SEL << 16) \
+ | (MUX_EPLL_SEL << 12) \
+ | (MUX_CPLL_SEL << 8) \
+ | (VPLLSRC_SEL))
+/* CLK_SRC_TOP3 */
+#define MUX_ACLK_333_SUB_SEL 0x1
+#define MUX_ACLK_400_SUB_SEL 0x1
+#define MUX_ACLK_266_ISP_SUB_SEL 0x1
+#define MUX_ACLK_266_GPS_SUB_SEL 0x0
+#define MUX_ACLK_300_GSCL_SUB_SEL 0x1
+#define MUX_ACLK_266_GSCL_SUB_SEL 0x1
+#define MUX_ACLK_300_DISP1_SUB_SEL 0x1
+#define MUX_ACLK_200_DISP1_SUB_SEL 0x1
+#define CLK_SRC_TOP3_VAL ((MUX_ACLK_333_SUB_SEL << 24) \
+ | (MUX_ACLK_400_SUB_SEL << 20) \
+ | (MUX_ACLK_266_ISP_SUB_SEL << 16) \
+ | (MUX_ACLK_266_GPS_SUB_SEL << 12) \
+ | (MUX_ACLK_300_GSCL_SUB_SEL << 10) \
+ | (MUX_ACLK_266_GSCL_SUB_SEL << 8) \
+ | (MUX_ACLK_300_DISP1_SUB_SEL << 6) \
+ | (MUX_ACLK_200_DISP1_SUB_SEL << 4))
+
+/* CLK_DIV_TOP0 */
+#define ACLK_300_DISP1_RATIO 0x2
+#define ACLK_400_G3D_RATIO 0x0
+#define ACLK_333_RATIO 0x0
+#define ACLK_266_RATIO 0x2
+#define ACLK_200_RATIO 0x3
+#define ACLK_166_RATIO 0x1
+#define ACLK_133_RATIO 0x1
+#define ACLK_66_RATIO 0x5
+
+#define CLK_DIV_TOP0_VAL ((ACLK_300_DISP1_RATIO << 28) \
+ | (ACLK_400_G3D_RATIO << 24) \
+ | (ACLK_333_RATIO << 20) \
+ | (ACLK_266_RATIO << 16) \
+ | (ACLK_200_RATIO << 12) \
+ | (ACLK_166_RATIO << 8) \
+ | (ACLK_133_RATIO << 4) \
+ | (ACLK_66_RATIO))
+
+/* CLK_DIV_TOP1 */
+#define ACLK_MIPI_HSI_TX_BASE_RATIO 0x3
+#define ACLK_66_PRE_RATIO 0x1
+#define ACLK_400_ISP_RATIO 0x1
+#define ACLK_400_IOP_RATIO 0x1
+#define ACLK_300_GSCL_RATIO 0x2
+
+#define CLK_DIV_TOP1_VAL ((ACLK_MIPI_HSI_TX_BASE_RATIO << 28) \
+ | (ACLK_66_PRE_RATIO << 24) \
+ | (ACLK_400_ISP_RATIO << 20) \
+ | (ACLK_400_IOP_RATIO << 16) \
+ | (ACLK_300_GSCL_RATIO << 12))
+
+/* APLL_LOCK */
+#define APLL_LOCK_VAL (0x546)
+/* MPLL_LOCK */
+#define MPLL_LOCK_VAL (0x546)
+/* CPLL_LOCK */
+#define CPLL_LOCK_VAL (0x546)
+/* GPLL_LOCK */
+#define GPLL_LOCK_VAL (0x546)
+/* EPLL_LOCK */
+#define EPLL_LOCK_VAL (0x3A98)
+/* VPLL_LOCK */
+#define VPLL_LOCK_VAL (0x3A98)
+/* BPLL_LOCK */
+#define BPLL_LOCK_VAL (0x546)
+
+#define MUX_APLL_SEL_MASK (1 << 0)
+#define MUX_MPLL_SEL_MASK (1 << 8)
+#define MPLL_SEL_MOUT_MPLLFOUT (2 << 8)
+#define MUX_CPLL_SEL_MASK (1 << 8)
+#define MUX_EPLL_SEL_MASK (1 << 12)
+#define MUX_VPLL_SEL_MASK (1 << 16)
+#define MUX_GPLL_SEL_MASK (1 << 28)
+#define MUX_BPLL_SEL_MASK (1 << 0)
+#define MUX_HPM_SEL_MASK (1 << 20)
+#define HPM_SEL_SCLK_MPLL (1 << 21)
+#define APLL_CON0_LOCKED (1 << 29)
+#define MPLL_CON0_LOCKED (1 << 29)
+#define BPLL_CON0_LOCKED (1 << 29)
+#define CPLL_CON0_LOCKED (1 << 29)
+#define EPLL_CON0_LOCKED (1 << 29)
+#define GPLL_CON0_LOCKED (1 << 29)
+#define VPLL_CON0_LOCKED (1 << 29)
+#define CLK_REG_DISABLE 0x0
+#define TOP2_VAL 0x0110000
+
+/* CLK_SRC_PERIC0 */
+#define PWM_SEL 6
+#define UART3_SEL 6
+#define UART2_SEL 6
+#define UART1_SEL 6
+#define UART0_SEL 6
+/* SRC_CLOCK = SCLK_MPLL */
+#define CLK_SRC_PERIC0_VAL ((PWM_SEL << 24) \
+ | (UART3_SEL << 12) \
+ | (UART2_SEL << 8) \
+ | (UART1_SEL << 4) \
+ | (UART0_SEL))
+
+/* CLK_SRC_PERIC1 */
+/* SRC_CLOCK = SCLK_MPLL */
+#define SPI0_SEL 6
+#define SPI1_SEL 6
+#define SPI2_SEL 6
+#define CLK_SRC_PERIC1_VAL ((SPI2_SEL << 24) \
+ | (SPI1_SEL << 20) \
+ | (SPI0_SEL << 16))
+
+/* SCLK_SRC_ISP - set SPI0/1 to 6 = SCLK_MPLL_USER */
+#define SPI0_ISP_SEL 6
+#define SPI1_ISP_SEL 6
+#define SCLK_SRC_ISP_VAL (SPI1_ISP_SEL << 4) \
+ | (SPI0_ISP_SEL << 0)
+
+/* SCLK_DIV_ISP - set SPI0/1 to 0xf = divide by 16 */
+#define SPI0_ISP_RATIO 0xf
+#define SPI1_ISP_RATIO 0xf
+#define SCLK_DIV_ISP_VAL (SPI1_ISP_RATIO << 12) \
+ | (SPI0_ISP_RATIO << 0)
+
+/* CLK_DIV_PERIL0 */
+#define UART5_RATIO 7
+#define UART4_RATIO 7
+#define UART3_RATIO 7
+#define UART2_RATIO 7
+#define UART1_RATIO 7
+#define UART0_RATIO 7
+
+#define CLK_DIV_PERIC0_VAL ((UART3_RATIO << 12) \
+ | (UART2_RATIO << 8) \
+ | (UART1_RATIO << 4) \
+ | (UART0_RATIO))
+/* CLK_DIV_PERIC1 */
+#define SPI1_RATIO 0x7
+#define SPI0_RATIO 0xf
+#define SPI1_SUB_RATIO 0x0
+#define SPI0_SUB_RATIO 0x0
+#define CLK_DIV_PERIC1_VAL ((SPI1_SUB_RATIO << 24) \
+ | ((SPI1_RATIO << 16) \
+ | (SPI0_SUB_RATIO << 8) \
+ | (SPI0_RATIO << 0)))
+
+/* CLK_DIV_PERIC2 */
+#define SPI2_RATIO 0xf
+#define SPI2_SUB_RATIO 0x0
+#define CLK_DIV_PERIC2_VAL ((SPI2_SUB_RATIO << 8) \
+ | (SPI2_RATIO << 0))
+
+/* CLK_DIV_PERIC3 */
+#define PWM_RATIO 8
+#define CLK_DIV_PERIC3_VAL (PWM_RATIO << 0)
+
+/* CLK_DIV_FSYS2 */
+#define MMC2_RATIO_MASK 0xf
+#define MMC2_RATIO_VAL 0x3
+#define MMC2_RATIO_OFFSET 0
+
+#define MMC2_PRE_RATIO_MASK 0xff
+#define MMC2_PRE_RATIO_VAL 0x9
+#define MMC2_PRE_RATIO_OFFSET 8
+
+#define MMC3_RATIO_MASK 0xf
+#define MMC3_RATIO_VAL 0x1
+#define MMC3_RATIO_OFFSET 16
+
+#define MMC3_PRE_RATIO_MASK 0xff
+#define MMC3_PRE_RATIO_VAL 0x0
+#define MMC3_PRE_RATIO_OFFSET 24
+
+/* CLK_SRC_LEX */
+#define CLK_SRC_LEX_VAL 0x0
+
+/* CLK_DIV_LEX */
+#define CLK_DIV_LEX_VAL 0x10
+
+/* CLK_DIV_R0X */
+#define CLK_DIV_R0X_VAL 0x10
+
+/* CLK_DIV_L0X */
+#define CLK_DIV_R1X_VAL 0x10
+
+/* CLK_DIV_ISP0 */
+#define CLK_DIV_ISP0_VAL 0x31
+
+/* CLK_DIV_ISP1 */
+#define CLK_DIV_ISP1_VAL 0x0
+
+/* CLK_DIV_ISP2 */
+#define CLK_DIV_ISP2_VAL 0x1
+
+/* CLK_SRC_DISP1_0 */
+#define CLK_SRC_DISP1_0_VAL 0x6
+
+/*
+ * DIV_DISP1_0
+ * For DP, divisor should be 2
+ */
+#define CLK_DIV_DISP1_0_FIMD1 (2 << 0)
+
+/* CLK_GATE_IP_DISP1 */
+#define CLK_GATE_DP1_ALLOW (1 << 4)
+
+#define DDR3PHY_CTRL_PHY_RESET (1 << 0)
+#define DDR3PHY_CTRL_PHY_RESET_OFF (0 << 0)
+
+#define PHY_CON0_RESET_VAL 0x17020a40
+#define P0_CMD_EN (1 << 14)
+#define BYTE_RDLVL_EN (1 << 13)
+#define CTRL_SHGATE (1 << 8)
+
+#define PHY_CON1_RESET_VAL 0x09210100
+#define CTRL_GATEDURADJ_MASK (0xf << 20)
+
+#define PHY_CON2_RESET_VAL 0x00010004
+#define INIT_DESKEW_EN (1 << 6)
+#define RDLVL_GATE_EN (1 << 24)
+
+/*ZQ Configurations */
+#define PHY_CON16_RESET_VAL 0x08000304
+
+#define ZQ_CLK_DIV_EN (1 << 18)
+#define ZQ_MANUAL_STR (1 << 1)
+#define ZQ_DONE (1 << 0)
+
+#define CTRL_RDLVL_GATE_ENABLE 1
+#define CTRL_RDLVL_GATE_DISABLE 1
+
+/* Direct Command */
+#define DIRECT_CMD_NOP 0x07000000
+#define DIRECT_CMD_PALL 0x01000000
+#define DIRECT_CMD_ZQINIT 0x0a000000
+#define DIRECT_CMD_CHANNEL_SHIFT 28
+#define DIRECT_CMD_CHIP_SHIFT 20
+
+/* DMC PHY Control0 register */
+#define PHY_CONTROL0_RESET_VAL 0x0
+#define MEM_TERM_EN (1 << 31) /* Termination enable for memory */
+#define PHY_TERM_EN (1 << 30) /* Termination enable for PHY */
+#define DMC_CTRL_SHGATE (1 << 29) /* Duration of DQS gating signal */
+#define FP_RSYNC (1 << 3) /* Force DLL resyncronization */
+
+/* Driver strength for CK, CKE, CS & CA */
+#define IMP_OUTPUT_DRV_40_OHM 0x5
+#define IMP_OUTPUT_DRV_30_OHM 0x7
+#define CA_CK_DRVR_DS_OFFSET 9
+#define CA_CKE_DRVR_DS_OFFSET 6
+#define CA_CS_DRVR_DS_OFFSET 3
+#define CA_ADR_DRVR_DS_OFFSET 0
+
+#define PHY_CON42_CTRL_BSTLEN_SHIFT 8
+#define PHY_CON42_CTRL_RDLAT_SHIFT 0
+
+struct mem_timings;
+
+/* Errors that we can encourter in low-level setup */
+enum {
+ SETUP_ERR_OK,
+ SETUP_ERR_RDLV_COMPLETE_TIMEOUT = -1,
+ SETUP_ERR_ZQ_CALIBRATION_FAILURE = -2,
+};
+
+/*
+ * Memory variant specific initialization code
+ *
+ * @param mem Memory timings for this memory type.
+ * @param mem_iv_size Memory interleaving size is a configurable parameter
+ * which the DMC uses to decide how to split a memory
+ * chunk into smaller chunks to support concurrent
+ * accesses; may vary across boards.
+ * @param reset Reset DDR PHY during initialization.
+ * @return 0 if ok, SETUP_ERR_... if there is a problem
+ */
+int ddr3_mem_ctrl_init(struct mem_timings *mem, unsigned long mem_iv_size,
+ int reset);
+
+/*
+ * Configure ZQ I/O interface
+ *
+ * @param mem Memory timings for this memory type.
+ * @param phy0_ctrl Pointer to struct containing PHY0 control reg
+ * @param phy1_ctrl Pointer to struct containing PHY1 control reg
+ * @return 0 if ok, -1 on error
+ */
+int dmc_config_zq(struct mem_timings *mem,
+ struct exynos5_phy_control *phy0_ctrl,
+ struct exynos5_phy_control *phy1_ctrl);
+
+/*
+ * Send NOP and MRS/EMRS Direct commands
+ *
+ * @param mem Memory timings for this memory type.
+ * @param dmc Pointer to struct of DMC registers
+ */
+void dmc_config_mrs(struct mem_timings *mem, struct exynos5_dmc *dmc);
+
+/*
+ * Send PALL Direct commands
+ *
+ * @param mem Memory timings for this memory type.
+ * @param dmc Pointer to struct of DMC registers
+ */
+void dmc_config_prech(struct mem_timings *mem, struct exynos5_dmc *dmc);
+
+/*
+ * Configure the memconfig and membaseconfig registers
+ *
+ * @param mem Memory timings for this memory type.
+ * @param exynos5_dmc Pointer to struct of DMC registers
+ */
+void dmc_config_memory(struct mem_timings *mem, struct exynos5_dmc *dmc);
+
+/*
+ * Reset the DLL. This function is common between DDR3 and LPDDR2.
+ * However, the reset value is different. So we are passing a flag
+ * ddr_mode to distinguish between LPDDR2 and DDR3.
+ *
+ * @param exynos5_dmc Pointer to struct of DMC registers
+ * @param ddr_mode Type of DDR memory
+ */
+void update_reset_dll(struct exynos5_dmc *, enum ddr_mode);
+#endif
diff --git a/arch/arm/cpu/armv7/exynos/lowlevel_init.c b/arch/arm/cpu/armv7/exynos/lowlevel_init.c
new file mode 100644
index 0000000..11fe5b8
--- /dev/null
+++ b/arch/arm/cpu/armv7/exynos/lowlevel_init.c
@@ -0,0 +1,73 @@
+/*
+ * Lowlevel setup for EXYNOS5 based board
+ *
+ * Copyright (C) 2013 Samsung Electronics
+ * Rajeshwari Shinde <rajeshwari.s@samsung.com>
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <common.h>
+#include <config.h>
+#include <asm/arch/cpu.h>
+#include <asm/arch/dmc.h>
+#include <asm/arch/power.h>
+#include <asm/arch/tzpc.h>
+#include <asm/arch/periph.h>
+#include <asm/arch/pinmux.h>
+#include "common_setup.h"
+
+/* These are the things we can do during low-level init */
+enum {
+ DO_WAKEUP = 1 << 0,
+ DO_CLOCKS = 1 << 1,
+ DO_MEM_RESET = 1 << 2,
+ DO_UART = 1 << 3,
+};
+
+int do_lowlevel_init(void)
+{
+ uint32_t reset_status;
+ int actions = 0;
+
+ arch_cpu_init();
+
+ reset_status = get_reset_status();
+
+ switch (reset_status) {
+ case S5P_CHECK_SLEEP:
+ actions = DO_CLOCKS | DO_WAKEUP;
+ break;
+ case S5P_CHECK_DIDLE:
+ case S5P_CHECK_LPA:
+ actions = DO_WAKEUP;
+ break;
+ default:
+ /* This is a normal boot (not a wake from sleep) */
+ actions = DO_CLOCKS | DO_MEM_RESET;
+ }
+
+ if (actions & DO_CLOCKS) {
+ system_clock_init();
+ mem_ctrl_init(actions & DO_MEM_RESET);
+ tzpc_init();
+ }
+
+ return actions & DO_WAKEUP;
+}
diff --git a/arch/arm/cpu/armv7/exynos/pinmux.c b/arch/arm/cpu/armv7/exynos/pinmux.c
index bd499b4..2042062 100644
--- a/arch/arm/cpu/armv7/exynos/pinmux.c
+++ b/arch/arm/cpu/armv7/exynos/pinmux.c
@@ -408,9 +408,49 @@ static int exynos4_mmc_config(int peripheral, int flags)
return 0;
}
+static void exynos4_uart_config(int peripheral)
+{
+ struct exynos4_gpio_part1 *gpio1 =
+ (struct exynos4_gpio_part1 *)samsung_get_base_gpio_part1();
+ struct s5p_gpio_bank *bank;
+ int i, start, count;
+
+ switch (peripheral) {
+ case PERIPH_ID_UART0:
+ bank = &gpio1->a0;
+ start = 0;
+ count = 4;
+ break;
+ case PERIPH_ID_UART1:
+ bank = &gpio1->a0;
+ start = 4;
+ count = 4;
+ break;
+ case PERIPH_ID_UART2:
+ bank = &gpio1->a1;
+ start = 0;
+ count = 4;
+ break;
+ case PERIPH_ID_UART3:
+ bank = &gpio1->a1;
+ start = 4;
+ count = 2;
+ break;
+ }
+ for (i = start; i < start + count; i++) {
+ s5p_gpio_set_pull(bank, i, GPIO_PULL_NONE);
+ s5p_gpio_cfg_pin(bank, i, GPIO_FUNC(0x2));
+ }
+}
static int exynos4_pinmux_config(int peripheral, int flags)
{
switch (peripheral) {
+ case PERIPH_ID_UART0:
+ case PERIPH_ID_UART1:
+ case PERIPH_ID_UART2:
+ case PERIPH_ID_UART3:
+ exynos4_uart_config(peripheral);
+ break;
case PERIPH_ID_I2C0:
case PERIPH_ID_I2C1:
case PERIPH_ID_I2C2:
diff --git a/arch/arm/cpu/armv7/exynos/power.c b/arch/arm/cpu/armv7/exynos/power.c
index 6375a81..5d3bda2 100644
--- a/arch/arm/cpu/armv7/exynos/power.c
+++ b/arch/arm/cpu/armv7/exynos/power.c
@@ -140,3 +140,53 @@ void set_hw_thermal_trip(void)
setbits_le32(&power->ps_hold_control, POWER_ENABLE_HW_TRIP);
}
}
+
+static uint32_t exynos5_get_reset_status(void)
+{
+ struct exynos5_power *power =
+ (struct exynos5_power *)samsung_get_base_power();
+
+ return power->inform1;
+}
+
+static uint32_t exynos4_get_reset_status(void)
+{
+ struct exynos4_power *power =
+ (struct exynos4_power *)samsung_get_base_power();
+
+ return power->inform1;
+}
+
+uint32_t get_reset_status(void)
+{
+ if (cpu_is_exynos5())
+ return exynos5_get_reset_status();
+ else
+ return exynos4_get_reset_status();
+}
+
+static void exynos5_power_exit_wakeup(void)
+{
+ struct exynos5_power *power =
+ (struct exynos5_power *)samsung_get_base_power();
+ typedef void (*resume_func)(void);
+
+ ((resume_func)power->inform0)();
+}
+
+static void exynos4_power_exit_wakeup(void)
+{
+ struct exynos4_power *power =
+ (struct exynos4_power *)samsung_get_base_power();
+ typedef void (*resume_func)(void);
+
+ ((resume_func)power->inform0)();
+}
+
+void power_exit_wakeup(void)
+{
+ if (cpu_is_exynos5())
+ exynos5_power_exit_wakeup();
+ else
+ exynos4_power_exit_wakeup();
+}
diff --git a/arch/arm/cpu/armv7/exynos/spl_boot.c b/arch/arm/cpu/armv7/exynos/spl_boot.c
new file mode 100644
index 0000000..6e8dd3b
--- /dev/null
+++ b/arch/arm/cpu/armv7/exynos/spl_boot.c
@@ -0,0 +1,203 @@
+/*
+ * Copyright (C) 2012 Samsung Electronics
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include<common.h>
+#include<config.h>
+
+#include <asm/arch/clock.h>
+#include <asm/arch/clk.h>
+#include <asm/arch/dmc.h>
+#include <asm/arch/power.h>
+#include <asm/arch/spl.h>
+
+#include "common_setup.h"
+#include "clock_init.h"
+
+DECLARE_GLOBAL_DATA_PTR;
+#define OM_STAT (0x1f << 1)
+
+/* Index into irom ptr table */
+enum index {
+ MMC_INDEX,
+ EMMC44_INDEX,
+ EMMC44_END_INDEX,
+ SPI_INDEX,
+ USB_INDEX,
+};
+
+/* IROM Function Pointers Table */
+u32 irom_ptr_table[] = {
+ [MMC_INDEX] = 0x02020030, /* iROM Function Pointer-SDMMC boot */
+ [EMMC44_INDEX] = 0x02020044, /* iROM Function Pointer-EMMC4.4 boot*/
+ [EMMC44_END_INDEX] = 0x02020048,/* iROM Function Pointer
+ -EMMC4.4 end boot operation */
+ [SPI_INDEX] = 0x02020058, /* iROM Function Pointer-SPI boot */
+ [USB_INDEX] = 0x02020070, /* iROM Function Pointer-USB boot*/
+ };
+
+void *get_irom_func(int index)
+{
+ return (void *)*(u32 *)irom_ptr_table[index];
+}
+
+#ifdef CONFIG_USB_BOOTING
+/*
+ * Set/clear program flow prediction and return the previous state.
+ */
+static int config_branch_prediction(int set_cr_z)
+{
+ unsigned int cr;
+
+ /* System Control Register: 11th bit Z Branch prediction enable */
+ cr = get_cr();
+ set_cr(set_cr_z ? cr | CR_Z : cr & ~CR_Z);
+
+ return cr & CR_Z;
+}
+#endif
+
+/*
+* Copy U-boot from mmc to RAM:
+* COPY_BL2_FNPTR_ADDR: Address in iRAM, which Contains
+* Pointer to API (Data transfer from mmc to ram)
+*/
+void copy_uboot_to_ram(void)
+{
+ enum boot_mode bootmode = BOOT_MODE_OM;
+
+ u32 (*copy_bl2)(u32 offset, u32 nblock, u32 dst) = NULL;
+ u32 offset = 0, size = 0;
+#ifdef CONFIG_SUPPORT_EMMC_BOOT
+ u32 (*copy_bl2_from_emmc)(u32 nblock, u32 dst);
+ void (*end_bootop_from_emmc)(void);
+#endif
+#ifdef CONFIG_USB_BOOTING
+ u32 (*usb_copy)(void);
+ int is_cr_z_set;
+ unsigned int sec_boot_check;
+
+ /* Read iRAM location to check for secondary USB boot mode */
+ sec_boot_check = readl(EXYNOS_IRAM_SECONDARY_BASE);
+ if (sec_boot_check == EXYNOS_USB_SECONDARY_BOOT)
+ bootmode = BOOT_MODE_USB;
+#endif
+
+ if (bootmode == BOOT_MODE_OM)
+ bootmode = readl(samsung_get_base_power()) & OM_STAT;
+
+ switch (bootmode) {
+#ifdef CONFIG_SPI_BOOTING
+ case BOOT_MODE_SERIAL:
+ offset = SPI_FLASH_UBOOT_POS;
+ size = CONFIG_BL2_SIZE;
+ copy_bl2 = get_irom_func(SPI_INDEX);
+ break;
+#endif
+ case BOOT_MODE_MMC:
+ offset = BL2_START_OFFSET;
+ size = BL2_SIZE_BLOC_COUNT;
+ copy_bl2 = get_irom_func(MMC_INDEX);
+ break;
+#ifdef CONFIG_SUPPORT_EMMC_BOOT
+ case BOOT_MODE_EMMC:
+ /* Set the FSYS1 clock divisor value for EMMC boot */
+ emmc_boot_clk_div_set();
+
+ copy_bl2_from_emmc = get_irom_func(EMMC44_INDEX);
+ end_bootop_from_emmc = get_irom_func(EMMC44_END_INDEX);
+
+ copy_bl2_from_emmc(BL2_SIZE_BLOC_COUNT, CONFIG_SYS_TEXT_BASE);
+ end_bootop_from_emmc();
+ break;
+#endif
+#ifdef CONFIG_USB_BOOTING
+ case BOOT_MODE_USB:
+ /*
+ * iROM needs program flow prediction to be disabled
+ * before copy from USB device to RAM
+ */
+ is_cr_z_set = config_branch_prediction(0);
+ usb_copy = get_irom_func(USB_INDEX);
+ usb_copy();
+ config_branch_prediction(is_cr_z_set);
+ break;
+#endif
+ default:
+ break;
+ }
+
+ if (copy_bl2)
+ copy_bl2(offset, size, CONFIG_SYS_TEXT_BASE);
+}
+
+void memzero(void *s, size_t n)
+{
+ char *ptr = s;
+ size_t i;
+
+ for (i = 0; i < n; i++)
+ *ptr++ = '\0';
+}
+
+/**
+ * Set up the U-Boot global_data pointer
+ *
+ * This sets the address of the global data, and sets up basic values.
+ *
+ * @param gdp Value to give to gd
+ */
+static void setup_global_data(gd_t *gdp)
+{
+ gd = gdp;
+ memzero((void *)gd, sizeof(gd_t));
+ gd->flags |= GD_FLG_RELOC;
+ gd->baudrate = CONFIG_BAUDRATE;
+ gd->have_console = 1;
+}
+
+void board_init_f(unsigned long bootflag)
+{
+ __aligned(8) gd_t local_gd;
+ __attribute__((noreturn)) void (*uboot)(void);
+
+ setup_global_data(&local_gd);
+
+ if (do_lowlevel_init())
+ power_exit_wakeup();
+
+ copy_uboot_to_ram();
+
+ /* Jump to U-Boot image */
+ uboot = (void *)CONFIG_SYS_TEXT_BASE;
+ (*uboot)();
+ /* Never returns Here */
+}
+
+/* Place Holders */
+void board_init_r(gd_t *id, ulong dest_addr)
+{
+ /* Function attribute is no-return */
+ /* This Function never executes */
+ while (1)
+ ;
+}
+void save_boot_params(u32 r0, u32 r1, u32 r2, u32 r3) {}
diff --git a/arch/arm/dts/exynos5250.dtsi b/arch/arm/dts/exynos5250.dtsi
index cee4fe8..f98243c 100644
--- a/arch/arm/dts/exynos5250.dtsi
+++ b/arch/arm/dts/exynos5250.dtsi
@@ -202,4 +202,31 @@
interrupts = <0 78 0>;
};
+ serial@12C00000 {
+ compatible = "samsung,exynos4210-uart";
+ reg = <0x12C00000 0x100>;
+ interrupts = <0 51 0>;
+ id = <0>;
+ };
+
+ serial@12C10000 {
+ compatible = "samsung,exynos4210-uart";
+ reg = <0x12C10000 0x100>;
+ interrupts = <0 52 0>;
+ id = <1>;
+ };
+
+ serial@12C20000 {
+ compatible = "samsung,exynos4210-uart";
+ reg = <0x12C20000 0x100>;
+ interrupts = <0 53 0>;
+ id = <2>;
+ };
+
+ serial@12C30000 {
+ compatible = "samsung,exynos4210-uart";
+ reg = <0x12C30000 0x100>;
+ interrupts = <0 54 0>;
+ id = <3>;
+ };
};
diff --git a/arch/arm/include/asm/arch-exynos/cpu.h b/arch/arm/include/asm/arch-exynos/cpu.h
index 36b98c8..8685c42 100644
--- a/arch/arm/include/asm/arch-exynos/cpu.h
+++ b/arch/arm/include/asm/arch-exynos/cpu.h
@@ -40,8 +40,7 @@
#define EXYNOS4_WATCHDOG_BASE 0x10060000
#define EXYNOS4_TZPC_BASE 0x10110000
#define EXYNOS4_MIU_BASE 0x10600000
-#define EXYNOS4_DMC0_BASE 0x10400000
-#define EXYNOS4_DMC1_BASE 0x10410000
+#define EXYNOS4_DMC_CTRL_BASE 0x10400000
#define EXYNOS4_GPIO_PART2_BASE 0x11000000
#define EXYNOS4_GPIO_PART1_BASE 0x11400000
#define EXYNOS4_FIMD_BASE 0x11C00000
@@ -64,6 +63,7 @@
#define EXYNOS4_DP_BASE DEVICE_NOT_AVAILABLE
#define EXYNOS4_SPI_ISP_BASE DEVICE_NOT_AVAILABLE
#define EXYNOS4_ACE_SFR_BASE DEVICE_NOT_AVAILABLE
+#define EXYNOS4_DMC_PHY_BASE DEVICE_NOT_AVAILABLE
/* EXYNOS4X12 */
#define EXYNOS4X12_GPIO_PART3_BASE 0x03860000
@@ -76,8 +76,7 @@
#define EXYNOS4X12_SYSTIMER_BASE 0x10050000
#define EXYNOS4X12_WATCHDOG_BASE 0x10060000
#define EXYNOS4X12_TZPC_BASE 0x10110000
-#define EXYNOS4X12_DMC0_BASE 0x10600000
-#define EXYNOS4X12_DMC1_BASE 0x10610000
+#define EXYNOS4X12_DMC_CTRL_BASE 0x10600000
#define EXYNOS4X12_GPIO_PART4_BASE 0x106E0000
#define EXYNOS4X12_GPIO_PART2_BASE 0x11000000
#define EXYNOS4X12_GPIO_PART1_BASE 0x11400000
@@ -99,6 +98,7 @@
#define EXYNOS4X12_SPI_BASE DEVICE_NOT_AVAILABLE
#define EXYNOS4X12_SPI_ISP_BASE DEVICE_NOT_AVAILABLE
#define EXYNOS4X12_ACE_SFR_BASE DEVICE_NOT_AVAILABLE
+#define EXYNOS4X12_DMC_PHY_BASE DEVICE_NOT_AVAILABLE
/* EXYNOS5 Common*/
#define EXYNOS5_I2C_SPACING 0x10000
@@ -112,8 +112,7 @@
#define EXYNOS5_TZPC_BASE 0x10100000
#define EXYNOS5_WATCHDOG_BASE 0x101D0000
#define EXYNOS5_ACE_SFR_BASE 0x10830000
-#define EXYNOS5_DMC_PHY0_BASE 0x10C00000
-#define EXYNOS5_DMC_PHY1_BASE 0x10C10000
+#define EXYNOS5_DMC_PHY_BASE 0x10C00000
#define EXYNOS5_GPIO_PART3_BASE 0x10D10000
#define EXYNOS5_DMC_CTRL_BASE 0x10DD0000
#define EXYNOS5_GPIO_PART1_BASE 0x11400000
@@ -237,6 +236,8 @@ SAMSUNG_BASE(power, POWER_BASE)
SAMSUNG_BASE(spi, SPI_BASE)
SAMSUNG_BASE(spi_isp, SPI_ISP_BASE)
SAMSUNG_BASE(tzpc, TZPC_BASE)
+SAMSUNG_BASE(dmc_ctrl, DMC_CTRL_BASE)
+SAMSUNG_BASE(dmc_phy, DMC_PHY_BASE)
#endif
#endif /* _EXYNOS4_CPU_H */
diff --git a/arch/arm/include/asm/arch-exynos/power.h b/arch/arm/include/asm/arch-exynos/power.h
index 3549667..44ad8d3 100644
--- a/arch/arm/include/asm/arch-exynos/power.h
+++ b/arch/arm/include/asm/arch-exynos/power.h
@@ -888,4 +888,16 @@ void set_ps_hold_ctrl(void);
* source as XXTI
*/
void set_xclkout(void);
+
+/*
+ * Read inform1 to get the reset status.
+ * @return: the value can be either S5P_CHECK_SLEEP or
+ * S5P_CHECK_DIDLE or S5P_CHECK_LPA as stored in inform1
+ * if none of these then its normal booting.
+ */
+uint32_t get_reset_status(void);
+
+
+/* Read the resume function and call it */
+void power_exit_wakeup(void);
#endif
diff --git a/arch/arm/include/asm/arch-exynos/spl.h b/arch/arm/include/asm/arch-exynos/spl.h
index 46b25a6..59bb7e0 100644
--- a/arch/arm/include/asm/arch-exynos/spl.h
+++ b/arch/arm/include/asm/arch-exynos/spl.h
@@ -32,6 +32,7 @@ enum boot_mode {
* pin values are the same across Exynos4 and Exynos5.
*/
BOOT_MODE_MMC = 4,
+ BOOT_MODE_EMMC = 8, /* EMMC4.4 */
BOOT_MODE_SERIAL = 20,
/* Boot based on Operating Mode pin settings */
BOOT_MODE_OM = 32,