diff options
| -rw-r--r-- | MAINTAINERS | 1 | ||||
| -rw-r--r-- | board/samsung/smdk5250/Makefile | 51 | ||||
| -rw-r--r-- | board/samsung/smdk5250/clock_init.c | 202 | ||||
| -rw-r--r-- | board/samsung/smdk5250/dmc_init.c | 462 | ||||
| -rw-r--r-- | board/samsung/smdk5250/lowlevel_init.S | 96 | ||||
| -rw-r--r-- | board/samsung/smdk5250/setup.h | 451 | ||||
| -rw-r--r-- | board/samsung/smdk5250/smdk5250.c | 146 | ||||
| -rw-r--r-- | board/samsung/smdk5250/tzpc_init.c | 48 | ||||
| -rw-r--r-- | boards.cfg | 1 | ||||
| -rw-r--r-- | include/configs/smdk5250.h | 190 | 
10 files changed, 1648 insertions, 0 deletions
| diff --git a/MAINTAINERS b/MAINTAINERS index 74d3dc59c..881887723 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -717,6 +717,7 @@ Chander Kashyap <k.chander@samsung.com>  	origen			ARM ARMV7 (EXYNOS4210 SoC)  	SMDKV310		ARM ARMV7 (EXYNOS4210 SoC) +	SMDK5250		ARM ARMV7 (EXYNOS5250 SoC)  Heungjun Kim <riverful.kim@samsung.com> diff --git a/board/samsung/smdk5250/Makefile b/board/samsung/smdk5250/Makefile new file mode 100644 index 000000000..80e8be32d --- /dev/null +++ b/board/samsung/smdk5250/Makefile @@ -0,0 +1,51 @@ +# +# 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 $(TOPDIR)/config.mk + +LIB	= $(obj)lib$(BOARD).o + +SOBJS	:= lowlevel_init.o + +COBJS	:= clock_init.o +COBJS	+= dmc_init.o +COBJS	+= tzpc_init.o +COBJS	+= smdk5250.o + +SRCS	:= $(SOBJS:.o=.S) $(COBJS:.o=.c) +OBJS	:= $(addprefix $(obj),$(COBJS) $(SOBJS)) + +ALL	:=	 $(obj).depend $(LIB) + +all:	$(ALL) + +$(LIB):	$(OBJS) +	$(call cmd_link_o_target, $(OBJS)) + +######################################################################### + +# defines $(obj).depend target +include $(SRCTREE)/rules.mk + +sinclude $(obj).depend + +######################################################################### diff --git a/board/samsung/smdk5250/clock_init.c b/board/samsung/smdk5250/clock_init.c new file mode 100644 index 000000000..305842d2f --- /dev/null +++ b/board/samsung/smdk5250/clock_init.c @@ -0,0 +1,202 @@ +/* + * 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 <config.h> +#include <version.h> +#include <asm/io.h> +#include <asm/arch/clock.h> +#include <asm/arch/cpu.h> +#include <asm/arch/gpio.h> +#include "setup.h" + +void system_clock_init() +{ +	struct exynos5_clock *clk = (struct exynos5_clock *)EXYNOS5_CLOCK_BASE; + +	/* +	 * MUX_APLL_SEL[0]: FINPLL = 0 +	 * MUX_CPU_SEL[6]: MOUTAPLL = 0 +	 * MUX_HPM_SEL[20]: MOUTAPLL = 0 +	 */ +	writel(0x0, &clk->src_cpu); + +	/* MUX_MPLL_SEL[8]: FINPLL = 0 */ +	writel(0x0, &clk->src_core1); + +	/* +	 * VPLLSRC_SEL[0]: FINPLL = 0 +	 * MUX_{CPLL[8]}|{EPLL[12]}|{VPLL[16]}_SEL: FINPLL = 0 +	 */ +	writel(0x0, &clk->src_top2); + +	/* MUX_BPLL_SEL[0]: FINPLL = 0 */ +	writel(0x0, &clk->src_cdrex); + +	/* MUX_ACLK_* Clock Selection */ +	writel(CLK_SRC_TOP0_VAL, &clk->src_top0); + +	/* MUX_ACLK_* Clock Selection */ +	writel(CLK_SRC_TOP1_VAL, &clk->src_top1); + +	/* MUX_ACLK_* Clock Selection */ +	writel(CLK_SRC_TOP3_VAL, &clk->src_top3); + +	/* MUX_PWI_SEL[19:16]: SCLKMPLL = 6 */ +	writel(CLK_SRC_CORE0_VAL, &clk->src_core0); + +	/* MUX_ATCLK_LEX[0]: ACLK_200 = 0 */ +	writel(CLK_SRC_LEX_VAL, &clk->src_lex); + +	/* UART [0-5]: SCLKMPLL = 6 */ +	writel(CLK_SRC_PERIC0_VAL, &clk->src_peric0); + +	/* Set Clock Ratios */ +	writel(CLK_DIV_CPU0_VAL, &clk->div_cpu0); + +	/* Set COPY and HPM Ratio */ +	writel(CLK_DIV_CPU1_VAL, &clk->div_cpu1); + +	/* CORED_RATIO, COREP_RATIO */ +	writel(CLK_DIV_CORE0_VAL, &clk->div_core0); + +	/* PWI_RATIO[11:8], DVSEM_RATIO[22:16], DPM_RATIO[24:20] */ +	writel(CLK_DIV_CORE1_VAL, &clk->div_core1); + +	/* ACLK_*_RATIO */ +	writel(CLK_DIV_TOP0_VAL, &clk->div_top0); + +	/* ACLK_*_RATIO */ +	writel(CLK_DIV_TOP1_VAL, &clk->div_top1); + +	/* CDREX Ratio */ +	writel(CLK_DIV_CDREX_INIT_VAL, &clk->div_cdrex); + +	/* MCLK_EFPHY_RATIO[3:0] */ +	writel(CLK_DIV_CDREX2_VAL, &clk->div_cdrex2); + +	/* {PCLK[4:6]|ATCLK[10:8]}_RATIO */ +	writel(CLK_DIV_LEX_VAL, &clk->div_lex); + +	/* PCLK_R0X_RATIO[3:0] */ +	writel(CLK_DIV_R0X_VAL, &clk->div_r0x); + +	/* PCLK_R1X_RATIO[3:0] */ +	writel(CLK_DIV_R1X_VAL, &clk->div_r1x); + +	/* SATA[24]: SCLKMPLL=0, MMC[0-4]: SCLKMPLL = 6 */ +	writel(CLK_SRC_FSYS_VAL, &clk->src_fsys); + +	/* UART[0-4] */ +	writel(CLK_DIV_PERIC0_VAL, &clk->div_peric0); + +	/* PWM_RATIO[3:0] */ +	writel(CLK_DIV_PERIC3_VAL, &clk->div_peric3); + +	/* SATA_RATIO, USB_DRD_RATIO */ +	writel(CLK_DIV_FSYS0_VAL, &clk->div_fsys0); + +	/* MMC[0-1] */ +	writel(CLK_DIV_FSYS1_VAL, &clk->div_fsys1); + +	/* MMC[2-3] */ +	writel(CLK_DIV_FSYS2_VAL, &clk->div_fsys2); + +	/* MMC[4] */ +	writel(CLK_DIV_FSYS3_VAL, &clk->div_fsys3); + +	/* ACLK|PLCK_ACP_RATIO */ +	writel(CLK_DIV_ACP_VAL, &clk->div_acp); + +	/* ISPDIV0_RATIO, ISPDIV1_RATIO */ +	writel(CLK_DIV_ISP0_VAL, &clk->div_isp0); + +	/* MCUISPDIV0_RATIO, MCUISPDIV1_RATIO */ +	writel(CLK_DIV_ISP1_VAL, &clk->div_isp1); + +	/* MPWMDIV_RATIO */ +	writel(CLK_DIV_ISP2_VAL, &clk->div_isp2); + +	/* 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(EPLL_LOCK_VAL, &clk->epll_lock); + +	writel(VPLL_LOCK_VAL, &clk->vpll_lock); + +	sdelay(0x10000); + +	/* Set APLL */ +	writel(APLL_CON1_VAL, &clk->apll_con1); +	writel(APLL_CON0_VAL, &clk->apll_con0); +	sdelay(0x30000); + +	/* Set MPLL */ +	writel(MPLL_CON1_VAL, &clk->mpll_con1); +	writel(MPLL_CON0_VAL, &clk->mpll_con0); +	sdelay(0x30000); +	writel(BPLL_CON1_VAL, &clk->bpll_con1); +	writel(BPLL_CON0_VAL, &clk->bpll_con0); +	sdelay(0x30000); + +	/* Set CPLL */ +	writel(CPLL_CON1_VAL, &clk->cpll_con1); +	writel(CPLL_CON0_VAL, &clk->cpll_con0); +	sdelay(0x30000); + +	/* Set EPLL */ +	writel(EPLL_CON2_VAL, &clk->epll_con2); +	writel(EPLL_CON1_VAL, &clk->epll_con1); +	writel(EPLL_CON0_VAL, &clk->epll_con0); +	sdelay(0x30000); + +	/* Set VPLL */ +	writel(VPLL_CON2_VAL, &clk->vpll_con2); +	writel(VPLL_CON1_VAL, &clk->vpll_con1); +	writel(VPLL_CON0_VAL, &clk->vpll_con0); +	sdelay(0x30000); + +	/* Set MPLL */ +	/* After Initiallising th PLL select the sources accordingly */ +	/* MUX_APLL_SEL[0]: MOUTAPLLFOUT = 1 */ +	writel(CLK_SRC_CPU_VAL, &clk->src_cpu); + +	/* MUX_MPLL_SEL[8]: MOUTMPLLFOUT = 1 */ +	writel(CLK_SRC_CORE1_VAL, &clk->src_core1); + +	/* MUX_BPLL_SEL[0]: FOUTBPLL = 1*/ +	writel(CLK_SRC_CDREX_INIT_VAL, &clk->src_cdrex); + +	/* +	 * VPLLSRC_SEL[0]: FINPLL = 0 +	 * MUX_{CPLL[8]}|{EPLL[12]}|{VPLL[16]}_SEL: MOUT{CPLL|EPLL|VPLL} = 1 +	 * MUX_{MPLL[20]}|{BPLL[24]}_USER_SEL: FOUT{MPLL|BPLL} = 1 +	 */ +	writel(CLK_SRC_TOP2_VAL, &clk->src_top2); +} diff --git a/board/samsung/smdk5250/dmc_init.c b/board/samsung/smdk5250/dmc_init.c new file mode 100644 index 000000000..788107465 --- /dev/null +++ b/board/samsung/smdk5250/dmc_init.c @@ -0,0 +1,462 @@ +/* + * Memory 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 <config.h> +#include <asm/io.h> +#include <asm/arch/dmc.h> +#include <asm/arch/clock.h> +#include <asm/arch/cpu.h> +#include "setup.h" + +/* APLL : 1GHz */ +/* MCLK_CDREX: MCLK_CDREX_533*/ +/* LPDDR support: LPDDR2 */ +static void reset_phy_ctrl(void); +static void config_zq(struct exynos5_phy_control *, +			struct exynos5_phy_control *); +static void update_reset_dll(struct exynos5_dmc *); +static void config_cdrex(void); +static void config_mrs(struct exynos5_dmc *); +static void sec_sdram_phy_init(struct exynos5_dmc *); +static void config_prech(struct exynos5_dmc *); +static void config_rdlvl(struct exynos5_dmc *, +			struct exynos5_phy_control *, +			struct exynos5_phy_control *); +static void config_memory(struct exynos5_dmc *); + +static void config_offsets(unsigned int, +				struct exynos5_phy_control *, +				struct exynos5_phy_control *); + +static void reset_phy_ctrl(void) +{ +	struct exynos5_clock *clk = (struct exynos5_clock *)EXYNOS5_CLOCK_BASE; + +	writel(PHY_RESET_VAL, &clk->lpddr3phy_ctrl); +	sdelay(0x10000); +} + +static void config_zq(struct exynos5_phy_control *phy0_ctrl, +			struct exynos5_phy_control *phy1_ctrl) +{ +	unsigned long val = 0; +	/* +	 * ZQ Calibration: +	 * Select Driver Strength, +	 * long calibration for manual calibration +	 */ +	val = PHY_CON16_RESET_VAL; +	SET_ZQ_MODE_DDS_VAL(val); +	SET_ZQ_MODE_TERM_VAL(val); +	val |= ZQ_CLK_DIV_EN; +	writel(val, &phy0_ctrl->phy_con16); +	writel(val, &phy1_ctrl->phy_con16); + +	/* Disable termination */ +	val |= ZQ_MODE_NOTERM; +	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); +	sdelay(0x10000); + +	/* ZQ_MANUAL_START: Disable */ +	val &= ~ZQ_MANUAL_STR; +	writel(val, &phy0_ctrl->phy_con16); +	writel(val, &phy1_ctrl->phy_con16); +} + +static void update_reset_dll(struct exynos5_dmc *dmc) +{ +	unsigned long val; +	/* +	 * 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); +} + +static void config_mrs(struct exynos5_dmc *dmc) +{ +	unsigned long channel, chip, mask = 0, val; + +	for (channel = 0; channel < CONFIG_DMC_CHANNELS; channel++) { +		SET_CMD_CHANNEL(mask, channel); +		for (chip = 0; chip < CONFIG_CHIPS_PER_CHANNEL; chip++) { +			/* +			 * NOP CMD: +			 * Assert and hold CKE to logic high level +			 */ +			SET_CMD_CHIP(mask, chip); +			val = DIRECT_CMD_NOP | mask; +			writel(val, &dmc->directcmd); +			sdelay(0x10000); + +			/* EMRS, MRS Cmds(Mode Reg Settings) Using Direct Cmd */ +			val = DIRECT_CMD_MRS1 | mask; +			writel(val, &dmc->directcmd); +			sdelay(0x10000); + +			val = DIRECT_CMD_MRS2 | mask; +			writel(val, &dmc->directcmd); +			sdelay(0x10000); + +			/* MCLK_CDREX_533 */ +			val = DIRECT_CMD_MRS3 | mask; +			writel(val, &dmc->directcmd); +			sdelay(0x10000); + +			val = DIRECT_CMD_MRS4 | mask; +			writel(val, &dmc->directcmd); +			sdelay(0x10000); +		} +	} +} + +static void config_prech(struct exynos5_dmc *dmc) +{ +	unsigned long channel, chip, mask = 0, val; + +	for (channel = 0; channel < CONFIG_DMC_CHANNELS; channel++) { +		SET_CMD_CHANNEL(mask, channel); +		for (chip = 0; chip < CONFIG_CHIPS_PER_CHANNEL; chip++) { +			SET_CMD_CHIP(mask, chip); +			/* PALL (all banks precharge) CMD */ +			val = DIRECT_CMD_PALL | mask; +			writel(val, &dmc->directcmd); +			sdelay(0x10000); +		} +	} +} + +static void sec_sdram_phy_init(struct exynos5_dmc *dmc) +{ +	unsigned long val; +	val = readl(&dmc->concontrol); +	val |= DFI_INIT_START; +	writel(val, &dmc->concontrol); +	sdelay(0x10000); + +	val = readl(&dmc->concontrol); +	val &= ~DFI_INIT_START; +	writel(val, &dmc->concontrol); +} + +static void config_offsets(unsigned int state, +				struct exynos5_phy_control *phy0_ctrl, +				struct exynos5_phy_control *phy1_ctrl) +{ +	unsigned long val; +	/* Set Offsets to read DQS */ +	val = (state == SET) ? SET_DQS_OFFSET_VAL : RESET_DQS_OFFSET_VAL; +	writel(val, &phy0_ctrl->phy_con4); +	writel(val, &phy1_ctrl->phy_con4); + +	/* Set Offsets to read DQ */ +	val = (state == SET) ? SET_DQ_OFFSET_VAL : RESET_DQ_OFFSET_VAL; +	writel(val, &phy0_ctrl->phy_con6); +	writel(val, &phy1_ctrl->phy_con6); + +	/* Debug Offset */ +	val = (state == SET) ? SET_DEBUG_OFFSET_VAL : RESET_DEBUG_OFFSET_VAL; +	writel(val, &phy0_ctrl->phy_con10); +	writel(val, &phy1_ctrl->phy_con10); +} + +static void config_cdrex(void) +{ +	struct exynos5_clock *clk = (struct exynos5_clock *)EXYNOS5_CLOCK_BASE; +	writel(CLK_DIV_CDREX_VAL, &clk->div_cdrex); +	writel(CLK_SRC_CDREX_VAL, &clk->src_cdrex); +	sdelay(0x30000); +} + +static void config_ctrl_dll_on(unsigned int state, +			unsigned int ctrl_force_val, +			struct exynos5_phy_control *phy0_ctrl, +			struct exynos5_phy_control *phy1_ctrl) +{ +	unsigned long val; +	val = readl(&phy0_ctrl->phy_con12); +	CONFIG_CTRL_DLL_ON(val, state); +	SET_CTRL_FORCE_VAL(val, ctrl_force_val); +	writel(val, &phy0_ctrl->phy_con12); + +	val = readl(&phy1_ctrl->phy_con12); +	CONFIG_CTRL_DLL_ON(val, state); +	SET_CTRL_FORCE_VAL(val, ctrl_force_val); +	writel(val, &phy1_ctrl->phy_con12); +} + +static void config_ctrl_start(unsigned int state, +			struct exynos5_phy_control *phy0_ctrl, +			struct exynos5_phy_control *phy1_ctrl) +{ +	unsigned long val; +	val = readl(&phy0_ctrl->phy_con12); +	CONFIG_CTRL_START(val, state); +	writel(val, &phy0_ctrl->phy_con12); + +	val = readl(&phy1_ctrl->phy_con12); +	CONFIG_CTRL_START(val, state); +	writel(val, &phy1_ctrl->phy_con12); +} + +#if defined(CONFIG_RD_LVL) +static void config_rdlvl(struct exynos5_dmc *dmc, +			struct exynos5_phy_control *phy0_ctrl, +			struct exynos5_phy_control *phy1_ctrl) +{ +	unsigned long val; + +	/* Disable CTRL_DLL_ON and set ctrl_force */ +	config_ctrl_dll_on(RESET, 0x2D, phy0_ctrl, phy1_ctrl); + +	/* +	 * Set ctrl_gateadj, ctrl_readadj +	 * ctrl_gateduradj, rdlvl_pass_adj +	 * rdlvl_rddataPadj +	 */ +	val = SET_RDLVL_RDDATAPADJ; +	writel(val, &phy0_ctrl->phy_con1); +	writel(val, &phy1_ctrl->phy_con1); + +	/* LPDDR2 Address */ +	writel(LPDDR2_ADDR, &phy0_ctrl->phy_con22); +	writel(LPDDR2_ADDR, &phy1_ctrl->phy_con22); + +	/* Enable Byte Read Leveling set ctrl_ddr_mode */ +	val = readl(&phy0_ctrl->phy_con0); +	val |= BYTE_RDLVL_EN; +	writel(val, &phy0_ctrl->phy_con0); +	val = readl(&phy1_ctrl->phy_con0); +	val |= BYTE_RDLVL_EN; +	writel(val, &phy1_ctrl->phy_con0); + +	/* rdlvl_en: Use levelling offset instead ctrl_shiftc */ +	val = PHY_CON2_RESET_VAL | RDLVL_EN; +	writel(val, &phy0_ctrl->phy_con2); +	writel(val, &phy1_ctrl->phy_con2); +	sdelay(0x10000); + +	/* Enable Data Eye Training */ +	val = readl(&dmc->rdlvl_config); +	val |= CTRL_RDLVL_DATA_EN; +	writel(val, &dmc->rdlvl_config); +	sdelay(0x10000); + +	/* Disable Data Eye Training */ +	val = readl(&dmc->rdlvl_config); +	val &= ~CTRL_RDLVL_DATA_EN; +	writel(val, &dmc->rdlvl_config); + +	/* RdDeSkew_clear: Clear */ +	val = readl(&phy0_ctrl->phy_con2); +	val |= RDDSKEW_CLEAR; +	writel(val, &phy0_ctrl->phy_con2); +	val = readl(&phy1_ctrl->phy_con2); +	val |= RDDSKEW_CLEAR; +	writel(val, &phy1_ctrl->phy_con2); + +	/* Enable CTRL_DLL_ON */ +	config_ctrl_dll_on(SET, 0x0, phy0_ctrl, phy1_ctrl); + +	update_reset_dll(dmc); +	sdelay(0x10000); + +	/* ctrl_atgte: ctrl_gate_p*, ctrl_read_p* generated by PHY */ +	val = readl(&phy0_ctrl->phy_con0); +	val &= ~CTRL_ATGATE; +	writel(val, &phy0_ctrl->phy_con0); +	val = readl(&phy1_ctrl->phy_con0); +	val &= ~CTRL_ATGATE; +	writel(val, &phy1_ctrl->phy_con0); +} +#endif + +static void config_memory(struct exynos5_dmc *dmc) +{ +	/* +	 * Memory Configuration Chip 0 +	 * Address Mapping: Interleaved +	 * Number of Column address Bits: 10 bits +	 * Number of Rows Address Bits: 14 +	 * Number of Banks: 8 +	 */ +	writel(DMC_MEMCONFIG0_VAL, &dmc->memconfig0); + +	/* +	 * Memory Configuration Chip 1 +	 * Address Mapping: Interleaved +	 * Number of Column address Bits: 10 bits +	 * Number of Rows Address Bits: 14 +	 * Number of Banks: 8 +	 */ +	writel(DMC_MEMCONFIG1_VAL, &dmc->memconfig1); + +	/* +	 * Chip0: AXI +	 * AXI Base Address: 0x40000000 +	 * AXI Base Address Mask: 0x780 +	 */ +	writel(DMC_MEMBASECONFIG0_VAL, &dmc->membaseconfig0); + +	/* +	 * Chip1: AXI +	 * AXI Base Address: 0x80000000 +	 * AXI Base Address Mask: 0x780 +	 */ +	writel(DMC_MEMBASECONFIG1_VAL, &dmc->membaseconfig1); +} + +void mem_ctrl_init() +{ +	struct exynos5_phy_control *phy0_ctrl, *phy1_ctrl; +	struct exynos5_dmc *dmc; +	unsigned long val; + +	phy0_ctrl = (struct exynos5_phy_control *)EXYNOS5_DMC_PHY0_BASE; +	phy1_ctrl = (struct exynos5_phy_control *)EXYNOS5_DMC_PHY1_BASE; +	dmc = (struct exynos5_dmc *)EXYNOS5_DMC_CTRL_BASE; + +	/* Reset PHY Controllor: PHY_RESET[0] */ +	reset_phy_ctrl(); + +	/*set Read Latancy and Burst Length for PHY0 and PHY1 */ +	writel(PHY_CON42_VAL, &phy0_ctrl->phy_con42); +	writel(PHY_CON42_VAL, &phy1_ctrl->phy_con42); + +	/* ZQ Cofiguration */ +	config_zq(phy0_ctrl, phy1_ctrl); + +	/* Operation Mode : LPDDR2 */ +	val = PHY_CON0_RESET_VAL; +	SET_CTRL_DDR_MODE(val, DDR_MODE_LPDDR2); +	writel(val, &phy0_ctrl->phy_con0); +	writel(val, &phy1_ctrl->phy_con0); + +	/* DQS, DQ: Signal, for LPDDR2: Always Set */ +	val = CTRL_PULLD_DQ | CTRL_PULLD_DQS; +	writel(val, &phy0_ctrl->phy_con14); +	writel(val, &phy1_ctrl->phy_con14); + +	/* Init SEC SDRAM PHY */ +	sec_sdram_phy_init(dmc); +	sdelay(0x10000); + +	update_reset_dll(dmc); + +	/* +	 * Dynamic Clock: Always Running +	 * Memory Burst length: 4 +	 * Number of chips: 2 +	 * Memory Bus width: 32 bit +	 * Memory Type: LPDDR2-S4 +	 * Additional Latancy for PLL: 1 Cycle +	 */ +	writel(DMC_MEMCONTROL_VAL, &dmc->memcontrol); + +	config_memory(dmc); + +	/* Precharge Configuration */ +	writel(DMC_PRECHCONFIG_VAL, &dmc->prechconfig); + +	/* Power Down mode Configuration */ +	writel(DMC_PWRDNCONFIG_VAL, &dmc->pwrdnconfig); + +	/* Periodic Refrese Interval */ +	writel(DMC_TIMINGREF_VAL, &dmc->timingref); + +	/* +	 * TimingRow, TimingData, TimingPower Setting: +	 * Values as per Memory AC Parameters +	 */ +	writel(DMC_TIMINGROW_VAL, &dmc->timingrow); + +	writel(DMC_TIMINGDATA_VAL, &dmc->timingdata); + +	writel(DMC_TIMINGPOWER_VAL, &dmc->timingpower); + +	/* Memory Channel Inteleaving Size: 128 Bytes */ +	writel(CONFIG_IV_SIZE, &dmc->ivcontrol); + +	/* Set DQS, DQ and DEBUG offsets */ +	config_offsets(SET, phy0_ctrl, phy1_ctrl); + +	/* Disable CTRL_DLL_ON and set ctrl_force */ +	config_ctrl_dll_on(RESET, 0x7F, phy0_ctrl, phy1_ctrl); +	sdelay(0x10000); + +	update_reset_dll(dmc); + +	/* Config MRS(Mode Register Settingg) */ +	config_mrs(dmc); + +	config_cdrex(); + +	/* Reset DQS DQ and DEBUG offsets */ +	config_offsets(RESET, phy0_ctrl, phy1_ctrl); + +	/* Enable CTRL_DLL_ON */ +	config_ctrl_dll_on(SET, 0x0, phy0_ctrl, phy1_ctrl); + +	/* Stop DLL Locking */ +	config_ctrl_start(RESET, phy0_ctrl, phy1_ctrl); +	sdelay(0x10000); + +	/* Start DLL Locking */ +	config_ctrl_start(SET, phy0_ctrl, phy1_ctrl); +	sdelay(0x10000); + +	update_reset_dll(dmc); + +#if defined(CONFIG_RD_LVL) +	config_rdlvl(dmc, phy0_ctrl, phy1_ctrl); +#endif +	config_prech(dmc); + +	/* +	 * Dynamic Clock: Stops During Idle Period +	 * Dynamic Power Down: Enable +	 * Dynamic Self refresh: Enable +	 */ +	val = readl(&dmc->memcontrol); +	val |= CLK_STOP_EN | DPWRDN_EN | DSREF_EN; +	writel(val, &dmc->memcontrol); + +	/* Start Auto refresh */ +	val = readl(&dmc->concontrol); +	val |= AREF_EN; +	writel(val, &dmc->concontrol); +} diff --git a/board/samsung/smdk5250/lowlevel_init.S b/board/samsung/smdk5250/lowlevel_init.S new file mode 100644 index 000000000..bc6cb6f73 --- /dev/null +++ b/board/samsung/smdk5250/lowlevel_init.S @@ -0,0 +1,96 @@ +/* + * Lowlevel setup for SMDK5250 board based on S5PC520 + * + * 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 <version.h> +#include <asm/arch/cpu.h> + +_TEXT_BASE: +	.word	CONFIG_SYS_TEXT_BASE + +	.globl lowlevel_init +lowlevel_init: + +	/* use iRAM stack in bl2 */ +	ldr	sp, =CONFIG_IRAM_STACK +	stmdb	r13!, {ip,lr} + +	/* check reset status */ +	ldr	r0, =(EXYNOS5_POWER_BASE + INFORM1_OFFSET) +	ldr	r1, [r0] + +	/* AFTR wakeup reset */ +	ldr	r2, =S5P_CHECK_DIDLE +	cmp	r1, r2 +	beq	exit_wakeup + +	/* LPA wakeup reset */ +	ldr	r2, =S5P_CHECK_LPA +	cmp	r1, r2 +	beq	exit_wakeup + +	/* Sleep wakeup reset */ +	ldr	r2, =S5P_CHECK_SLEEP +	cmp	r1, r2 +	beq	wakeup_reset + +	/* +	 * If U-boot is already running in RAM, no need to relocate U-Boot. +	 * Memory controller must be configured before relocating U-Boot +	 * in ram. +	 */ +	ldr	r0, =0x0ffffff		/* r0 <- Mask Bits*/ +	bic	r1, pc, r0		/* pc <- current addr of code */ +					/* r1 <- unmasked bits of pc */ +	ldr	r2, _TEXT_BASE		/* r2 <- original base addr in ram */ +	bic	r2, r2, r0		/* r2 <- unmasked bits of r2*/ +	cmp	r1, r2			/* compare r1, r2 */ +	beq	1f			/* r0 == r1 then skip sdram init */ + +	/* init system clock */ +	bl	system_clock_init + +	/* Memory initialize */ +	bl	mem_ctrl_init + +1: +	bl	tzpc_init +	ldmia	r13!, {ip,pc} + +wakeup_reset: +	bl	system_clock_init +	bl	mem_ctrl_init +	bl	tzpc_init + +exit_wakeup: +	/* Load return address and jump to kernel */ +	ldr	r0, =(EXYNOS5_POWER_BASE + INFORM0_OFFSET) + +	/* r1 = physical address of exynos5_cpu_resume function*/ +	ldr	r1, [r0] + +	/* Jump to kernel */ +	mov	pc, r1 +	nop +	nop diff --git a/board/samsung/smdk5250/setup.h b/board/samsung/smdk5250/setup.h new file mode 100644 index 000000000..1276fd3e6 --- /dev/null +++ b/board/samsung/smdk5250/setup.h @@ -0,0 +1,451 @@ +/* + * Machine Specific Values for SMDK5250 board based on S5PC520 + * + * 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 <version.h> +#include <asm/arch/cpu.h> + +/* GPIO Offsets for UART: GPIO Contol Register */ +#define EXYNOS5_GPIO_A0_CON_OFFSET	0x0 +#define EXYNOS5_GPIO_A1_CON_OFFSET	0x20 + +/* TZPC : Register Offsets */ +#define TZPC0_BASE		0x10100000 +#define TZPC1_BASE		0x10110000 +#define TZPC2_BASE		0x10120000 +#define TZPC3_BASE		0x10130000 +#define TZPC4_BASE		0x10140000 +#define TZPC5_BASE		0x10150000 +#define TZPC6_BASE		0x10160000 +#define TZPC7_BASE		0x10170000 +#define TZPC8_BASE		0x10180000 +#define TZPC9_BASE		0x10190000 + +/* 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)) + +/* CLK_DIV_CPU0 */ +#define ARM2_RATIO		0x0 +#define APLL_RATIO		0x1 +#define PCLK_DBG_RATIO		0x1 +#define ATB_RATIO		0x4 +#define PERIPH_RATIO		0x7 +#define ACP_RATIO		0x7 +#define CPUD_RATIO		0x2 +#define ARM_RATIO		0x0 +#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_DIV_CPU1 */ +#define HPM_RATIO		0x4 +#define COPY_RATIO		0x0 +#define CLK_DIV_CPU1_VAL	((HPM_RATIO << 4) \ +				| (COPY_RATIO)) + +#define APLL_MDIV		0x7D +#define APLL_PDIV		0x3 +#define APLL_SDIV		0x0 + +#define MPLL_MDIV		0x64 +#define MPLL_PDIV		0x3 +#define MPLL_SDIV		0x0 + +#define CPLL_MDIV		0x96 +#define CPLL_PDIV		0x4 +#define CPLL_SDIV		0x0 + +/* APLL_CON1 */ +#define APLL_CON1_VAL	(0x00203800) + +/* MPLL_CON1 */ +#define MPLL_CON1_VAL	(0x00203800) + +/* CPLL_CON1 */ +#define CPLL_CON1_VAL	(0x00203800) + +#define EPLL_MDIV	0x60 +#define EPLL_PDIV	0x3 +#define EPLL_SDIV	0x3 + +#define EPLL_CON1_VAL	0x00000000 +#define EPLL_CON2_VAL	0x00000080 + +#define VPLL_MDIV	0x96 +#define VPLL_PDIV	0x3 +#define VPLL_SDIV	0x2 + +#define VPLL_CON1_VAL	0x00000000 +#define VPLL_CON2_VAL	0x00000080 + +#define BPLL_MDIV	0x215 +#define BPLL_PDIV	0xC +#define BPLL_SDIV	0x1 + +#define BPLL_CON1_VAL	0x00203800 + +/* Set PLL */ +#define set_pll(mdiv, pdiv, sdiv)	(1<<31 | mdiv<<16 | pdiv<<8 | sdiv) + +#define APLL_CON0_VAL	set_pll(APLL_MDIV, APLL_PDIV, APLL_SDIV) +#define MPLL_CON0_VAL	set_pll(MPLL_MDIV, MPLL_PDIV, MPLL_SDIV) +#define CPLL_CON0_VAL	set_pll(CPLL_MDIV, CPLL_PDIV, CPLL_SDIV) +#define EPLL_CON0_VAL	set_pll(EPLL_MDIV, EPLL_PDIV, EPLL_SDIV) +#define VPLL_CON0_VAL	set_pll(VPLL_MDIV, VPLL_PDIV, VPLL_SDIV) +#define BPLL_CON0_VAL	set_pll(BPLL_MDIV, BPLL_PDIV, BPLL_SDIV) + +/* CLK_SRC_CORE0 */ +#define CLK_SRC_CORE0_VAL	0x00060000 + +/* CLK_SRC_CORE1 */ +#define CLK_SRC_CORE1_VAL	0x100 + +/* CLK_DIV_CORE0 */ +#define CLK_DIV_CORE0_VAL	0x120000 + +/* CLK_DIV_CORE1 */ +#define CLK_DIV_CORE1_VAL	0x07070700 + +/* CLK_SRC_CDREX */ +#define CLK_SRC_CDREX_INIT_VAL	0x1 +#define CLK_SRC_CDREX_VAL	0x111 + +/* CLK_DIV_CDREX */ +#define CLK_DIV_CDREX_INIT_VAL	0x71771111 + +#define MCLK_CDREX2_RATIO	0x0 +#define ACLK_EFCON_RATIO	0x1 +#define MCLK_DPHY_RATIO		0x0 +#define MCLK_CDREX_RATIO	0x0 +#define ACLK_C2C_200_RATIO	0x1 +#define C2C_CLK_400_RATIO	0x1 +#define PCLK_CDREX_RATIO	0x3 +#define ACLK_CDREX_RATIO	0x1 +#define CLK_DIV_CDREX_VAL	((MCLK_DPHY_RATIO << 20) \ +				| (MCLK_CDREX_RATIO << 16) \ +				| (ACLK_C2C_200_RATIO << 12) \ +				| (C2C_CLK_400_RATIO << 8) \ +				| (PCLK_CDREX_RATIO << 4) \ +				| (ACLK_CDREX_RATIO)) + +#define MCLK_EFPHY_RATIO	0x4 +#define CLK_DIV_CDREX2_VAL	MCLK_EFPHY_RATIO + +/* CLK_DIV_ACP */ +#define CLK_DIV_ACP_VAL	0x12 + +/* CLK_SRC_TOP0 */ +#define MUX_ACLK_300_GSCL_SEL		0x1 +#define MUX_ACLK_300_GSCL_MID_SEL	0x0 +#define MUX_ACLK_400_SEL		0x0 +#define MUX_ACLK_333_SEL		0x0 +#define MUX_ACLK_300_DISP1_SEL		0x1 +#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_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_ISP_SEL		0x0 +#define MUX_ACLK_400_IOP_SEL		0x0 +#define MUX_ACLK_MIPI_HSI_TXBASE_SEL	0x0 +#define CLK_SRC_TOP1_VAL		((MUX_ACLK_400_ISP_SEL << 24) \ +					|(MUX_ACLK_400_IOP_SEL << 20) \ +					|(MUX_ACLK_MIPI_HSI_TXBASE_SEL << 16)) + +/* CLK_SRC_TOP2 */ +#define MUX_BPLL_USER_SEL	0x1 +#define MUX_MPLL_USER_SEL	0x1 +#define MUX_VPLL_SEL		0x0 +#define MUX_EPLL_SEL		0x0 +#define MUX_CPLL_SEL		0x0 +#define VPLLSRC_SEL		0x0 +#define CLK_SRC_TOP2_VAL	((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	0x1 +#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_RATIO		0x0 +#define ACLK_400_RATIO		0x3 +#define ACLK_333_RATIO		0x2 +#define ACLK_266_RATIO		0x2 +#define ACLK_200_RATIO		0x3 +#define ACLK_166_RATIO		0x5 +#define ACLK_133_RATIO		0x1 +#define ACLK_66_RATIO		0x5 +#define CLK_DIV_TOP0_VAL	((ACLK_300_RATIO << 28) \ +				| (ACLK_400_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	0x0 +#define ACLK_266_GPS_RATIO	0x7 + +#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) \ +				| (ACLK_266_GPS_RATIO << 8)) + +/* APLL_LOCK */ +#define APLL_LOCK_VAL		(0x3E8) +/* MPLL_LOCK */ +#define MPLL_LOCK_VAL		(0x2F1) +/* CPLL_LOCK */ +#define CPLL_LOCK_VAL		(0x3E8) +/* EPLL_LOCK */ +#define EPLL_LOCK_VAL		(0x2321) +/* VPLL_LOCK */ +#define VPLL_LOCK_VAL		(0x2321) +/* BPLL_LOCK */ +#define BPLL_LOCK_VAL		(0x3E8) + +/* CLK_SRC_PERIC0 */ +/* SRC_CLOCK = SCLK_MPLL */ +#define PWM_SEL			0 +#define UART4_SEL		6 +#define UART3_SEL		6 +#define UART2_SEL		6 +#define UART1_SEL		6 +#define UART0_SEL		6 +#define CLK_SRC_PERIC0_VAL	((PWM_SEL << 24) \ +				| (UART4_SEL << 16) \ +				| (UART3_SEL << 12) \ +				| (UART2_SEL << 8) \ +				| (UART1_SEL << 4) \ +				| (UART0_SEL << 0)) + +#define CLK_SRC_FSYS_VAL	0x66666 +#define CLK_DIV_FSYS0_VAL	0x0BB00000 +#define CLK_DIV_FSYS1_VAL	0x000f000f +#define CLK_DIV_FSYS2_VAL	0x020f020f +#define CLK_DIV_FSYS3_VAL	0x000f + +/* CLK_DIV_PERIC0 */ +#define UART5_RATIO		8 +#define UART4_RATIO		8 +#define UART3_RATIO		8 +#define UART2_RATIO		8 +#define UART1_RATIO		8 +#define UART0_RATIO		8 +#define CLK_DIV_PERIC0_VAL	((UART4_RATIO << 16) \ +				| (UART3_RATIO << 12) \ +				| (UART2_RATIO << 8) \ +				| (UART1_RATIO << 4) \ +				| (UART0_RATIO << 0)) + +/* CLK_DIV_PERIC3 */ +#define PWM_RATIO		8 +#define CLK_DIV_PERIC3_VAL	(PWM_RATIO << 0) + +/* 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 + +/* SCLK_SRC_ISP */ +#define SCLK_SRC_ISP_VAL	0x600 +/* 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 + +#define MPLL_DEC	(MPLL_MDIV * MPLL_MDIV / (MPLL_PDIV * 2^(MPLL_SDIV-1))) + +/* + * TZPC Register Value : + * R0SIZE: 0x0 : Size of secured ram + */ +#define R0SIZE			0x0 + +/* + * TZPC Decode Protection Register Value : + * DECPROTXSET: 0xFF : Set Decode region to non-secure + */ +#define DECPROTXSET		0xFF + +/* DMC Init */ +#define SET			1 +#define RESET			0 +/* (Memory Interleaving Size = 1 << IV_SIZE) */ +#define CONFIG_IV_SIZE		0x07 + +#define PHY_RESET_VAL	(0 << 0) + +/*ZQ Configurations */ +#define PHY_CON16_RESET_VAL	0x08000304 + +#define ZQ_MODE_DDS_VAL		(0x5 << 24) +#define ZQ_MODE_TERM_VAL	(0x5 << 21) +#define SET_ZQ_MODE_DDS_VAL(x)	(x = (x & ~(0x7 << 24)) | ZQ_MODE_DDS_VAL) +#define SET_ZQ_MODE_TERM_VAL(x)	(x = (x & ~(0x7 << 21)) | ZQ_MODE_TERM_VAL) + +#define ZQ_MODE_NOTERM		(1 << 19) +#define ZQ_CLK_DIV_EN		(1 << 18) +#define ZQ_MANUAL_STR		(1 << 1) + +/* Channel and Chip Selection */ +#define CONFIG_DMC_CHANNELS		2 +#define CONFIG_CHIPS_PER_CHANNEL	2 + +#define SET_CMD_CHANNEL(x, y)	(x = (x & ~(1 << 28)) | y << 28) +#define SET_CMD_CHIP(x, y)	(x = (x & ~(1 << 20)) | y << 20) + +/* Diret Command */ +#define	DIRECT_CMD_NOP		0x07000000 +#define DIRECT_CMD_MRS1		0x00071C00 +#define DIRECT_CMD_MRS2		0x00010BFC +#define DIRECT_CMD_MRS3		0x00000708 +#define DIRECT_CMD_MRS4		0x00000818 +#define	DIRECT_CMD_PALL		0x01000000 + +/* DLL Resync */ +#define FP_RSYNC		(1 << 3) + +#define CONFIG_CTRL_DLL_ON(x, y)	(x = (x & ~(1 << 5)) | y << 5) +#define CONFIG_CTRL_START(x, y)		(x = (x & ~(1 << 6)) | y << 6) +#define SET_CTRL_FORCE_VAL(x, y)	(x = (x & ~(0x7F << 8)) | y << 8) + +/* RDLVL */ +#define PHY_CON0_RESET_VAL	0x17023240 +#define DDR_MODE_LPDDR2		0x2 +#define BYTE_RDLVL_EN		(1 << 13) +#define CTRL_ATGATE		(1 << 6) +#define SET_CTRL_DDR_MODE(x, y)	(x = (x & ~(0x3 << 11)) | y << 11) + +#define PHY_CON1_RESET_VAL	0x9210100 +#define RDLVL_RDDATAPADJ	0x1 +#define SET_RDLVL_RDDATAPADJ	((PHY_CON1_RESET_VAL & ~(0xFFFF << 0))\ +					| RDLVL_RDDATAPADJ << 0) + +#define PHY_CON2_RESET_VAL	0x00010004 +#define RDLVL_EN		(1 << 25) +#define RDDSKEW_CLEAR		(1 << 13) + +#define CTRL_RDLVL_DATA_EN	(1 << 1) +#define LPDDR2_ADDR		0x00000208 + +#define DMC_MEMCONFIG0_VAL	0x00001323 +#define DMC_MEMCONFIG1_VAL	0x00001323 +#define DMC_MEMBASECONFIG0_VAL	0x00400780 +#define DMC_MEMBASECONFIG1_VAL	0x00800780 +#define DMC_MEMCONTROL_VAL	0x00212500 +#define DMC_PRECHCONFIG_VAL		0xFF000000 +#define DMC_PWRDNCONFIG_VAL		0xFFFF00FF +#define DMC_TIMINGREF_VAL		0x0000005D +#define DMC_TIMINGROW_VAL		0x2336544C +#define DMC_TIMINGDATA_VAL		0x24202408 +#define DMC_TIMINGPOWER_VAL		0x38260235 + +#define CTRL_BSTLEN		0x04 +#define CTRL_RDLAT		0x08 +#define PHY_CON42_VAL		(CTRL_BSTLEN << 8 | CTRL_RDLAT << 0) + +/* DQS, DQ, DEBUG offsets */ +#define	SET_DQS_OFFSET_VAL	0x7F7F7F7F +#define	SET_DQ_OFFSET_VAL	0x7F7F7F7F +#define	SET_DEBUG_OFFSET_VAL	0x7F + +#define	RESET_DQS_OFFSET_VAL	0x08080808 +#define	RESET_DQ_OFFSET_VAL	0x08080808 +#define	RESET_DEBUG_OFFSET_VAL	0x8 + +#define CTRL_PULLD_DQ		(0x0F << 8) +#define CTRL_PULLD_DQS		(0x0F << 0) + +#define DFI_INIT_START		(1 << 28) + +#define CLK_STOP_EN	(1 << 0) +#define DPWRDN_EN	(1 << 1) +#define DSREF_EN	(1 << 5) + +#define AREF_EN			(1 << 5) +void sdelay(unsigned long); +void mem_ctrl_init(void); +void system_clock_init(void); +void tzpc_init(void); + +#endif diff --git a/board/samsung/smdk5250/smdk5250.c b/board/samsung/smdk5250/smdk5250.c new file mode 100644 index 000000000..04c863adf --- /dev/null +++ b/board/samsung/smdk5250/smdk5250.c @@ -0,0 +1,146 @@ +/* + * 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/io.h> +#include <netdev.h> +#include <asm/arch/cpu.h> +#include <asm/arch/gpio.h> +#include <asm/arch/mmc.h> +#include <asm/arch/sromc.h> + +DECLARE_GLOBAL_DATA_PTR; +struct exynos5_gpio_part1 *gpio1; + +int board_init(void) +{ +	gpio1 = (struct exynos5_gpio_part1 *) samsung_get_base_gpio_part1(); + +	gd->bd->bi_boot_params = (PHYS_SDRAM_1 + 0x100UL); +	return 0; +} + +int dram_init(void) +{ +	gd->ram_size	= get_ram_size((long *)PHYS_SDRAM_1, PHYS_SDRAM_1_SIZE) +			+ get_ram_size((long *)PHYS_SDRAM_2, PHYS_SDRAM_2_SIZE) +			+ get_ram_size((long *)PHYS_SDRAM_3, PHYS_SDRAM_3_SIZE) +			+ get_ram_size((long *)PHYS_SDRAM_4, PHYS_SDRAM_4_SIZE) +			+ get_ram_size((long *)PHYS_SDRAM_5, PHYS_SDRAM_7_SIZE) +			+ get_ram_size((long *)PHYS_SDRAM_6, PHYS_SDRAM_7_SIZE) +			+ get_ram_size((long *)PHYS_SDRAM_7, PHYS_SDRAM_7_SIZE) +			+ get_ram_size((long *)PHYS_SDRAM_8, PHYS_SDRAM_8_SIZE); +	return 0; +} + +void dram_init_banksize(void) +{ +	gd->bd->bi_dram[0].start = PHYS_SDRAM_1; +	gd->bd->bi_dram[0].size = get_ram_size((long *)PHYS_SDRAM_1, +							PHYS_SDRAM_1_SIZE); +	gd->bd->bi_dram[1].start = PHYS_SDRAM_2; +	gd->bd->bi_dram[1].size = get_ram_size((long *)PHYS_SDRAM_2, +							PHYS_SDRAM_2_SIZE); +	gd->bd->bi_dram[2].start = PHYS_SDRAM_3; +	gd->bd->bi_dram[2].size = get_ram_size((long *)PHYS_SDRAM_3, +							PHYS_SDRAM_3_SIZE); +	gd->bd->bi_dram[3].start = PHYS_SDRAM_4; +	gd->bd->bi_dram[3].size = get_ram_size((long *)PHYS_SDRAM_4, +							PHYS_SDRAM_4_SIZE); +	gd->bd->bi_dram[4].start = PHYS_SDRAM_5; +	gd->bd->bi_dram[4].size = get_ram_size((long *)PHYS_SDRAM_5, +							PHYS_SDRAM_5_SIZE); +	gd->bd->bi_dram[5].start = PHYS_SDRAM_6; +	gd->bd->bi_dram[5].size = get_ram_size((long *)PHYS_SDRAM_6, +							PHYS_SDRAM_6_SIZE); +	gd->bd->bi_dram[6].start = PHYS_SDRAM_7; +	gd->bd->bi_dram[6].size = get_ram_size((long *)PHYS_SDRAM_7, +							PHYS_SDRAM_7_SIZE); +	gd->bd->bi_dram[7].start = PHYS_SDRAM_8; +	gd->bd->bi_dram[7].size = get_ram_size((long *)PHYS_SDRAM_8, +							PHYS_SDRAM_8_SIZE); +} + +#ifdef CONFIG_DISPLAY_BOARDINFO +int checkboard(void) +{ +	printf("\nBoard: SMDK5250\n"); + +	return 0; +} +#endif + +#ifdef CONFIG_GENERIC_MMC +int board_mmc_init(bd_t *bis) +{ +	int i, err; + +	/* +	 * MMC2 SD card GPIO: +	 * +	 * GPC2[0]	SD_2_CLK(2) +	 * GPC2[1]	SD_2_CMD(2) +	 * GPC2[2]	SD_2_CDn +	 * GPC2[3:6]	SD_2_DATA[0:3](2) +	 */ +	for (i = 0; i < 7; i++) { +		/* GPC2[0:6] special function 2 */ +		s5p_gpio_cfg_pin(&gpio1->c2, i, GPIO_FUNC(0x2)); + +		/* GPK2[0:6] drv 4x */ +		s5p_gpio_set_drv(&gpio1->c2, i, GPIO_DRV_4X); + +		/* GPK2[0:1] pull disable */ +		if (i == 0 || i == 1) { +			s5p_gpio_set_pull(&gpio1->c2, i, GPIO_PULL_NONE); +			continue; +		} + +		/* GPK2[2:6] pull up */ +		s5p_gpio_set_pull(&gpio1->c2, i, GPIO_PULL_UP); +	} + +	err = s5p_mmc_init(2, 4); +	return err; +} +#endif + +static void board_uart_init(void) +{ +	struct exynos5_gpio_part1 *gpio1 = +		(struct exynos5_gpio_part1 *) samsung_get_base_gpio_part1(); +	int i; + +	/* UART1 GPIOs (part1) : GPA0CON[7:4] 0x2222 */ +	for (i = 4; i < 8; i++) { +		s5p_gpio_set_pull(&gpio1->a0, i, GPIO_PULL_NONE); +		s5p_gpio_cfg_pin(&gpio1->a0, i, GPIO_FUNC(0x2)); +	} +} + +#ifdef CONFIG_BOARD_EARLY_INIT_F +int board_early_init_f(void) +{ +	board_uart_init(); +	return 0; +} +#endif diff --git a/board/samsung/smdk5250/tzpc_init.c b/board/samsung/smdk5250/tzpc_init.c new file mode 100644 index 000000000..c2ccef338 --- /dev/null +++ b/board/samsung/smdk5250/tzpc_init.c @@ -0,0 +1,48 @@ +/* + * Lowlevel setup for SMDK5250 board based on S5PC520 + * + * 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 <asm/arch/tzpc.h> +#include"setup.h" + +/* Setting TZPC[TrustZone Protection Controller] */ +void tzpc_init(void) +{ +	struct exynos5_tzpc *tzpc; +	unsigned int addr; + +	for (addr = TZPC0_BASE; addr <= TZPC9_BASE; addr += TZPC_BASE_OFFSET) { +		tzpc = (struct exynos5_tzpc *)addr; + +		if (addr == TZPC0_BASE) +			writel(R0SIZE, &tzpc->r0size); + +		writel(DECPROTXSET, &tzpc->decprot0set); +		writel(DECPROTXSET, &tzpc->decprot1set); + +		if (addr != TZPC9_BASE) { +			writel(DECPROTXSET, &tzpc->decprot2set); +			writel(DECPROTXSET, &tzpc->decprot3set); +		} +	} +} diff --git a/boards.cfg b/boards.cfg index 31e6542f1..6033ac537 100644 --- a/boards.cfg +++ b/boards.cfg @@ -223,6 +223,7 @@ s5p_goni                     arm         armv7       goni                samsung  smdkc100                     arm         armv7       smdkc100            samsung        s5pc1xx  origen			     arm	 armv7	     origen		 samsung	exynos  s5pc210_universal            arm         armv7       universal_c210      samsung        exynos +smdk5250		     arm	 armv7	     smdk5250		 samsung	exynos  smdkv310		     arm	 armv7	     smdkv310		 samsung	exynos  trats                        arm         armv7       trats               samsung        exynos  harmony                      arm         armv7       harmony             nvidia         tegra2 diff --git a/include/configs/smdk5250.h b/include/configs/smdk5250.h new file mode 100644 index 000000000..67e4012de --- /dev/null +++ b/include/configs/smdk5250.h @@ -0,0 +1,190 @@ +/* + * Copyright (C) 2011 Samsung Electronics + * + * Configuration settings for the SAMSUNG SMDK5250 (EXYNOS5250) board. + * + * 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 __CONFIG_H +#define __CONFIG_H + +/* High Level Configuration Options */ +#define CONFIG_SAMSUNG			/* in a SAMSUNG core */ +#define CONFIG_S5P			/* S5P Family */ +#define CONFIG_EXYNOS5			/* which is in a Exynos5 Family */ +#define CONFIG_SMDK5250			/* which is in a SMDK5250 */ + +#include <asm/arch/cpu.h>		/* get chip and board defs */ + +#define CONFIG_ARCH_CPU_INIT +#define CONFIG_DISPLAY_CPUINFO +#define CONFIG_DISPLAY_BOARDINFO + +/* Keep L2 Cache Disabled */ +#define CONFIG_SYS_DCACHE_OFF + +#define CONFIG_SYS_SDRAM_BASE		0x40000000 +#define CONFIG_SYS_TEXT_BASE		0x43E00000 + +/* input clock of PLL: SMDK5250 has 24MHz input clock */ +#define CONFIG_SYS_CLK_FREQ		24000000 + +#define CONFIG_SETUP_MEMORY_TAGS +#define CONFIG_CMDLINE_TAG +#define CONFIG_INITRD_TAG +#define CONFIG_CMDLINE_EDITING + +/* MACH_TYPE_SMDK5250 macro will be removed once added to mach-types */ +#define MACH_TYPE_SMDK5250		3774 +#define CONFIG_MACH_TYPE		MACH_TYPE_SMDK5250 + +/* Power Down Modes */ +#define S5P_CHECK_SLEEP			0x00000BAD +#define S5P_CHECK_DIDLE			0xBAD00000 +#define S5P_CHECK_LPA			0xABAD0000 + +/* Offset for inform registers */ +#define INFORM0_OFFSET			0x800 +#define INFORM1_OFFSET			0x804 + +/* Size of malloc() pool */ +#define CONFIG_SYS_MALLOC_LEN		(CONFIG_ENV_SIZE + (1 << 20)) + +/* select serial console configuration */ +#define CONFIG_SERIAL_MULTI +#define CONFIG_SERIAL1			/* use SERIAL 1 */ +#define CONFIG_BAUDRATE			115200 +#define EXYNOS5_DEFAULT_UART_OFFSET	0x010000 + +#define TZPC_BASE_OFFSET		0x10000 + +/* SD/MMC configuration */ +#define CONFIG_GENERIC_MMC +#define CONFIG_MMC +#define CONFIG_S5P_MMC + +#define CONFIG_BOARD_EARLY_INIT_F + +/* PWM */ +#define CONFIG_PWM + +/* allow to overwrite serial and ethaddr */ +#define CONFIG_ENV_OVERWRITE + +/* Command definition*/ +#include <config_cmd_default.h> + +#define CONFIG_CMD_PING +#define CONFIG_CMD_ELF +#define CONFIG_CMD_MMC +#define CONFIG_CMD_EXT2 +#define CONFIG_CMD_FAT +#undef CONFIG_CMD_NET +#undef CONFIG_CMD_NFS + +#define CONFIG_BOOTDELAY		3 +#define CONFIG_ZERO_BOOTDELAY_CHECK + +#define CONFIG_BOOTCOMMAND	"mmc read 40007000 451 2000; bootm 40007000" + +/* Miscellaneous configurable options */ +#define CONFIG_SYS_LONGHELP		/* undef to save memory */ +#define CONFIG_SYS_HUSH_PARSER		/* use "hush" command parser	*/ +#define CONFIG_SYS_PROMPT_HUSH_PS2	"> " +#define CONFIG_SYS_PROMPT		"SMDK5250 # " +#define CONFIG_SYS_CBSIZE		256	/* Console I/O Buffer Size */ +#define CONFIG_SYS_PBSIZE		384	/* Print Buffer Size */ +#define CONFIG_SYS_MAXARGS		16	/* max number of command args */ +#define CONFIG_DEFAULT_CONSOLE		"console=ttySAC1,115200n8\0" +/* Boot Argument Buffer Size */ +#define CONFIG_SYS_BARGSIZE		CONFIG_SYS_CBSIZE +/* memtest works on */ +#define CONFIG_SYS_MEMTEST_START	CONFIG_SYS_SDRAM_BASE +#define CONFIG_SYS_MEMTEST_END		(CONFIG_SYS_SDRAM_BASE + 0x5E00000) +#define CONFIG_SYS_LOAD_ADDR		(CONFIG_SYS_SDRAM_BASE + 0x3E00000) + +#define CONFIG_SYS_HZ			1000 + +/* valid baudrates */ +#define CONFIG_SYS_BAUDRATE_TABLE	{ 9600, 19200, 38400, 57600, 115200 } + +#define CONFIG_RD_LVL + +/* Stack sizes */ +#define CONFIG_STACKSIZE		(256 << 10)	/* 256KB */ + +#define CONFIG_NR_DRAM_BANKS	8 +#define SDRAM_BANK_SIZE		(256UL << 20UL)	/* 256 MB */ +#define PHYS_SDRAM_1		CONFIG_SYS_SDRAM_BASE +#define PHYS_SDRAM_1_SIZE	SDRAM_BANK_SIZE +#define PHYS_SDRAM_2		(CONFIG_SYS_SDRAM_BASE + SDRAM_BANK_SIZE) +#define PHYS_SDRAM_2_SIZE	SDRAM_BANK_SIZE +#define PHYS_SDRAM_3		(CONFIG_SYS_SDRAM_BASE + (2 * SDRAM_BANK_SIZE)) +#define PHYS_SDRAM_3_SIZE	SDRAM_BANK_SIZE +#define PHYS_SDRAM_4		(CONFIG_SYS_SDRAM_BASE + (3 * SDRAM_BANK_SIZE)) +#define PHYS_SDRAM_4_SIZE	SDRAM_BANK_SIZE +#define PHYS_SDRAM_5		(CONFIG_SYS_SDRAM_BASE + (4 * SDRAM_BANK_SIZE)) +#define PHYS_SDRAM_5_SIZE	SDRAM_BANK_SIZE +#define PHYS_SDRAM_6		(CONFIG_SYS_SDRAM_BASE + (5 * SDRAM_BANK_SIZE)) +#define PHYS_SDRAM_6_SIZE	SDRAM_BANK_SIZE +#define PHYS_SDRAM_7		(CONFIG_SYS_SDRAM_BASE + (6 * SDRAM_BANK_SIZE)) +#define PHYS_SDRAM_7_SIZE	SDRAM_BANK_SIZE +#define PHYS_SDRAM_8		(CONFIG_SYS_SDRAM_BASE + (7 * SDRAM_BANK_SIZE)) +#define PHYS_SDRAM_8_SIZE	SDRAM_BANK_SIZE + +#define CONFIG_SYS_MONITOR_BASE	0x00000000 + +/* FLASH and environment organization */ +#define CONFIG_SYS_NO_FLASH +#undef CONFIG_CMD_IMLS +#define CONFIG_IDENT_STRING		" for SMDK5250" + +#define CONFIG_ENV_IS_IN_MMC +#define CONFIG_SYS_MMC_ENV_DEV		0 + +#define CONFIG_SECURE_BL1_ONLY + +/* Secure FW size configuration */ +#ifdef	CONFIG_SECURE_BL1_ONLY +#define	CONFIG_SEC_FW_SIZE		(8 << 10)	/* 8KB */ +#else +#define	CONFIG_SEC_FW_SIZE		0 +#endif + +/* Configuration of BL1, BL2, ENV Blocks on mmc */ +#define CONFIG_RES_BLOCK_SIZE	(512) +#define CONFIG_BL1_SIZE		(16 << 10) /*16 K reserved for BL1*/ +#define	CONFIG_BL2_SIZE		(512UL << 10UL)	/* 512 KB */ +#define CONFIG_ENV_SIZE		(16 << 10)	/* 16 KB */ + +#define CONFIG_BL1_OFFSET	(CONFIG_RES_BLOCK_SIZE + CONFIG_SEC_FW_SIZE) +#define CONFIG_BL2_OFFSET	(CONFIG_BL1_OFFSET + CONFIG_BL1_SIZE) +#define CONFIG_ENV_OFFSET	(CONFIG_BL2_OFFSET + CONFIG_BL2_SIZE) + +#define CONFIG_DOS_PARTITION + +#define CONFIG_IRAM_STACK	0x02050000 + +#define CONFIG_SYS_INIT_SP_ADDR	(CONFIG_SYS_LOAD_ADDR - 0x1000000) + +/* Enable devicetree support */ +#define CONFIG_OF_LIBFDT + +#endif	/* __CONFIG_H */ |