| /* |
| * 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 |