Exynos5420: Add clock initialization for 5420
authorRajeshwari Birje <rajeshwari.s@samsung.com>
Thu, 26 Dec 2013 04:14:21 +0000 (09:44 +0530)
committerMinkyu Kang <mk7.kang@samsung.com>
Mon, 30 Dec 2013 07:50:34 +0000 (16:50 +0900)
This patch adds code for clock initialization and clock settings
of various IP's and controllers, required for Exynos5420

Signed-off-by: Rajeshwari S Shinde <rajeshwari.s@samsung.com>
Signed-off-by: Akshay Saraswat <akshay.s@samsung.com>
Acked-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>
arch/arm/cpu/armv7/exynos/clock.c
arch/arm/cpu/armv7/exynos/clock_init.h
arch/arm/cpu/armv7/exynos/clock_init_exynos5.c
arch/arm/cpu/armv7/exynos/exynos5_setup.h
arch/arm/include/asm/arch-exynos/clk.h
arch/arm/include/asm/arch-exynos/clock.h

index 84a50470aaff265837d00099566bdb36d2d0cd86..5bde9d180b85c8a93572f67d0bcecf25e7081dbf 100644 (file)
@@ -96,7 +96,7 @@ static int exynos_get_pll_clk(int pllreg, unsigned int r, unsigned int k)
 
        freq = CONFIG_SYS_CLK_FREQ;
 
-       if (pllreg == EPLL) {
+       if (pllreg == EPLL || pllreg == RPLL) {
                k = k & 0xffff;
                /* FOUT = (MDIV + K / 65536) * FIN / (PDIV * 2^SDIV) */
                fout = (m + k / PLL_DIV_65536) * (freq / (p * (1 << s)));
@@ -117,7 +117,7 @@ static int exynos_get_pll_clk(int pllreg, unsigned int r, unsigned int k)
                        div = PLL_DIV_1024;
                else if (proid_is_exynos4412())
                        div = PLL_DIV_65535;
-               else if (proid_is_exynos5250())
+               else if (proid_is_exynos5250() || proid_is_exynos5420())
                        div = PLL_DIV_65536;
                else
                        return 0;
@@ -362,6 +362,43 @@ unsigned long clock_get_periph_rate(int peripheral)
                return 0;
 }
 
+/* exynos5420: return pll clock frequency */
+static unsigned long exynos5420_get_pll_clk(int pllreg)
+{
+       struct exynos5420_clock *clk =
+               (struct exynos5420_clock *)samsung_get_base_clock();
+       unsigned long r, k = 0;
+
+       switch (pllreg) {
+       case APLL:
+               r = readl(&clk->apll_con0);
+               break;
+       case MPLL:
+               r = readl(&clk->mpll_con0);
+               break;
+       case EPLL:
+               r = readl(&clk->epll_con0);
+               k = readl(&clk->epll_con1);
+               break;
+       case VPLL:
+               r = readl(&clk->vpll_con0);
+               k = readl(&clk->vpll_con1);
+               break;
+       case BPLL:
+               r = readl(&clk->bpll_con0);
+               break;
+       case RPLL:
+               r = readl(&clk->rpll_con0);
+               k = readl(&clk->rpll_con1);
+               break;
+       default:
+               printf("Unsupported PLL (%d)\n", pllreg);
+               return 0;
+       }
+
+       return exynos_get_pll_clk(pllreg, r, k);
+}
+
 /* exynos4: return ARM clock frequency */
 static unsigned long exynos4_get_arm_clk(void)
 {
@@ -485,6 +522,27 @@ static unsigned long exynos4x12_get_pwm_clk(void)
        return pclk;
 }
 
+/* exynos5420: return pwm clock frequency */
+static unsigned long exynos5420_get_pwm_clk(void)
+{
+       struct exynos5420_clock *clk =
+               (struct exynos5420_clock *)samsung_get_base_clock();
+       unsigned long pclk, sclk;
+       unsigned int ratio;
+
+       /*
+        * CLK_DIV_PERIC0
+        * PWM_RATIO [31:28]
+        */
+       ratio = readl(&clk->div_peric0);
+       ratio = (ratio >> 28) & 0xf;
+       sclk = get_pll_clk(MPLL);
+
+       pclk = sclk / (ratio + 1);
+
+       return pclk;
+}
+
 /* exynos4: return uart clock frequency */
 static unsigned long exynos4_get_uart_clk(int dev_index)
 {
@@ -624,6 +682,53 @@ static unsigned long exynos5_get_uart_clk(int dev_index)
        return uclk;
 }
 
+/* exynos5420: return uart clock frequency */
+static unsigned long exynos5420_get_uart_clk(int dev_index)
+{
+       struct exynos5420_clock *clk =
+               (struct exynos5420_clock *)samsung_get_base_clock();
+       unsigned long uclk, sclk;
+       unsigned int sel;
+       unsigned int ratio;
+
+       /*
+        * CLK_SRC_PERIC0
+        * UART0_SEL [6:4]
+        * UART1_SEL [10:8]
+        * UART2_SEL [14:12]
+        * UART3_SEL [18:16]
+        * generalised calculation as follows
+        * sel = (sel >> ((dev_index * 4) + 4)) & mask;
+        */
+       sel = readl(&clk->src_peric0);
+       sel = (sel >> ((dev_index * 4) + 4)) & 0x7;
+
+       if (sel == 0x3)
+               sclk = get_pll_clk(MPLL);
+       else if (sel == 0x6)
+               sclk = get_pll_clk(EPLL);
+       else if (sel == 0x7)
+               sclk = get_pll_clk(RPLL);
+       else
+               return 0;
+
+       /*
+        * CLK_DIV_PERIC0
+        * UART0_RATIO [11:8]
+        * UART1_RATIO [15:12]
+        * UART2_RATIO [19:16]
+        * UART3_RATIO [23:20]
+        * generalised calculation as follows
+        * ratio = (ratio >> ((dev_index * 4) + 8)) & mask;
+        */
+       ratio = readl(&clk->div_peric0);
+       ratio = (ratio >> ((dev_index * 4) + 8)) & 0xf;
+
+       uclk = sclk / (ratio + 1);
+
+       return uclk;
+}
+
 static unsigned long exynos4_get_mmc_clk(int dev_index)
 {
        struct exynos4_clock *clk =
@@ -718,6 +823,47 @@ static unsigned long exynos5_get_mmc_clk(int dev_index)
        return uclk;
 }
 
+static unsigned long exynos5420_get_mmc_clk(int dev_index)
+{
+       struct exynos5420_clock *clk =
+               (struct exynos5420_clock *)samsung_get_base_clock();
+       unsigned long uclk, sclk;
+       unsigned int sel, ratio;
+
+       /*
+        * CLK_SRC_FSYS
+        * MMC0_SEL [10:8]
+        * MMC1_SEL [14:12]
+        * MMC2_SEL [18:16]
+        * generalised calculation as follows
+        * sel = (sel >> ((dev_index * 4) + 8)) & mask
+        */
+       sel = readl(&clk->src_fsys);
+       sel = (sel >> ((dev_index * 4) + 8)) & 0x7;
+
+       if (sel == 0x3)
+               sclk = get_pll_clk(MPLL);
+       else if (sel == 0x6)
+               sclk = get_pll_clk(EPLL);
+       else
+               return 0;
+
+       /*
+        * CLK_DIV_FSYS1
+        * MMC0_RATIO [9:0]
+        * MMC1_RATIO [19:10]
+        * MMC2_RATIO [29:20]
+        * generalised calculation as follows
+        * ratio = (ratio >> (dev_index * 10)) & mask
+        */
+       ratio = readl(&clk->div_fsys1);
+       ratio = (ratio >> (dev_index * 10)) & 0x3ff;
+
+       uclk = (sclk / (ratio + 1));
+
+       return uclk;
+}
+
 /* exynos4: set the mmc clock */
 static void exynos4_set_mmc_clk(int dev_index, unsigned int div)
 {
@@ -804,6 +950,29 @@ static void exynos5_set_mmc_clk(int dev_index, unsigned int div)
        writel(val, addr);
 }
 
+/* exynos5: set the mmc clock */
+static void exynos5420_set_mmc_clk(int dev_index, unsigned int div)
+{
+       struct exynos5420_clock *clk =
+               (struct exynos5420_clock *)samsung_get_base_clock();
+       unsigned int addr;
+       unsigned int val, shift;
+
+       /*
+        * CLK_DIV_FSYS1
+        * MMC0_RATIO [9:0]
+        * MMC1_RATIO [19:10]
+        * MMC2_RATIO [29:20]
+        */
+       addr = (unsigned int)&clk->div_fsys1;
+       shift = dev_index * 10;
+
+       val = readl(addr);
+       val &= ~(0x3ff << shift);
+       val |= (div & 0x3ff) << shift;
+       writel(val, addr);
+}
+
 /* get_lcd_clk: return lcd clock frequency */
 static unsigned long exynos4_get_lcd_clk(void)
 {
@@ -1324,6 +1493,71 @@ static int exynos5_set_spi_clk(enum periph_id periph_id,
        return 0;
 }
 
+static int exynos5420_set_spi_clk(enum periph_id periph_id,
+                                       unsigned int rate)
+{
+       struct exynos5420_clock *clk =
+               (struct exynos5420_clock *)samsung_get_base_clock();
+       int main;
+       unsigned int fine;
+       unsigned shift, pre_shift;
+       unsigned div_mask = 0xf, pre_div_mask = 0xff;
+       u32 *reg;
+       u32 *pre_reg;
+
+       main = clock_calc_best_scalar(4, 8, 400000000, rate, &fine);
+       if (main < 0) {
+               debug("%s: Cannot set clock rate for periph %d",
+                     __func__, periph_id);
+               return -1;
+       }
+       main = main - 1;
+       fine = fine - 1;
+
+       switch (periph_id) {
+       case PERIPH_ID_SPI0:
+               reg = &clk->div_peric1;
+               shift = 20;
+               pre_reg = &clk->div_peric4;
+               pre_shift = 8;
+               break;
+       case PERIPH_ID_SPI1:
+               reg = &clk->div_peric1;
+               shift = 24;
+               pre_reg = &clk->div_peric4;
+               pre_shift = 16;
+               break;
+       case PERIPH_ID_SPI2:
+               reg = &clk->div_peric1;
+               shift = 28;
+               pre_reg = &clk->div_peric4;
+               pre_shift = 24;
+               break;
+       case PERIPH_ID_SPI3:
+               reg = &clk->div_isp1;
+               shift = 16;
+               pre_reg = &clk->div_isp1;
+               pre_shift = 0;
+               break;
+       case PERIPH_ID_SPI4:
+               reg = &clk->div_isp1;
+               shift = 20;
+               pre_reg = &clk->div_isp1;
+               pre_shift = 8;
+               break;
+       default:
+               debug("%s: Unsupported peripheral ID %d\n", __func__,
+                     periph_id);
+               return -1;
+       }
+
+       clrsetbits_le32(reg, div_mask << shift, (main & div_mask) << shift);
+       clrsetbits_le32(pre_reg, pre_div_mask << pre_shift,
+                       (fine & pre_div_mask) << pre_shift);
+
+       return 0;
+}
+
 static unsigned long exynos4_get_i2c_clk(void)
 {
        struct exynos4_clock *clk =
@@ -1341,9 +1575,11 @@ static unsigned long exynos4_get_i2c_clk(void)
 
 unsigned long get_pll_clk(int pllreg)
 {
-       if (cpu_is_exynos5())
+       if (cpu_is_exynos5()) {
+               if (proid_is_exynos5420())
+                       return exynos5420_get_pll_clk(pllreg);
                return exynos5_get_pll_clk(pllreg);
-       else {
+       else {
                if (proid_is_exynos4412())
                        return exynos4x12_get_pll_clk(pllreg);
                return exynos4_get_pll_clk(pllreg);
@@ -1375,9 +1611,11 @@ unsigned long get_i2c_clk(void)
 
 unsigned long get_pwm_clk(void)
 {
-       if (cpu_is_exynos5())
+       if (cpu_is_exynos5()) {
+               if (proid_is_exynos5420())
+                       return exynos5420_get_pwm_clk();
                return clock_get_periph_rate(PERIPH_ID_PWM0);
-       else {
+       else {
                if (proid_is_exynos4412())
                        return exynos4x12_get_pwm_clk();
                return exynos4_get_pwm_clk();
@@ -1386,9 +1624,11 @@ unsigned long get_pwm_clk(void)
 
 unsigned long get_uart_clk(int dev_index)
 {
-       if (cpu_is_exynos5())
+       if (cpu_is_exynos5()) {
+               if (proid_is_exynos5420())
+                       return exynos5420_get_uart_clk(dev_index);
                return exynos5_get_uart_clk(dev_index);
-       else {
+       else {
                if (proid_is_exynos4412())
                        return exynos4x12_get_uart_clk(dev_index);
                return exynos4_get_uart_clk(dev_index);
@@ -1397,17 +1637,23 @@ unsigned long get_uart_clk(int dev_index)
 
 unsigned long get_mmc_clk(int dev_index)
 {
-       if (cpu_is_exynos5())
+       if (cpu_is_exynos5()) {
+               if (proid_is_exynos5420())
+                       return exynos5420_get_mmc_clk(dev_index);
                return exynos5_get_mmc_clk(dev_index);
-       else
+       } else {
                return exynos4_get_mmc_clk(dev_index);
+       }
 }
 
 void set_mmc_clk(int dev_index, unsigned int div)
 {
-       if (cpu_is_exynos5())
-               exynos5_set_mmc_clk(dev_index, div);
-       else {
+       if (cpu_is_exynos5()) {
+               if (proid_is_exynos5420())
+                       exynos5420_set_mmc_clk(dev_index, div);
+               else
+                       exynos5_set_mmc_clk(dev_index, div);
+       } else {
                if (proid_is_exynos4412())
                        exynos4x12_set_mmc_clk(dev_index, div);
                else
@@ -1439,10 +1685,13 @@ void set_mipi_clk(void)
 
 int set_spi_clk(int periph_id, unsigned int rate)
 {
-       if (cpu_is_exynos5())
+       if (cpu_is_exynos5()) {
+               if (proid_is_exynos5420())
+                       return exynos5420_set_spi_clk(periph_id, rate);
                return exynos5_set_spi_clk(periph_id, rate);
-       else
+       } else {
                return 0;
+       }
 }
 
 int set_i2s_clk_prescaler(unsigned int src_frq, unsigned int dst_frq,
index c28ff3ab14f52bfe0cb44f100053d79ebef1c97a..a875d0b48f6d651313ffaef8a937bff45f9bd4cd 100644 (file)
 #define __EXYNOS_CLOCK_INIT_H
 
 enum {
+#ifdef CONFIG_EXYNOS5420
+       MEM_TIMINGS_MSR_COUNT   = 5,
+#else
        MEM_TIMINGS_MSR_COUNT   = 4,
+#endif
 };
 
 /* These are the ratio's for configuring ARM clock */
@@ -59,6 +63,18 @@ struct mem_timings {
        unsigned bpll_mdiv;
        unsigned bpll_pdiv;
        unsigned bpll_sdiv;
+       unsigned kpll_mdiv;
+       unsigned kpll_pdiv;
+       unsigned kpll_sdiv;
+       unsigned dpll_mdiv;
+       unsigned dpll_pdiv;
+       unsigned dpll_sdiv;
+       unsigned ipll_mdiv;
+       unsigned ipll_pdiv;
+       unsigned ipll_sdiv;
+       unsigned spll_mdiv;
+       unsigned spll_pdiv;
+       unsigned spll_sdiv;
        unsigned pclk_cdrex_ratio;
        unsigned direct_cmd_msr[MEM_TIMINGS_MSR_COUNT];
 
@@ -115,6 +131,7 @@ struct mem_timings {
        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 */
+       uint8_t read_leveling_enable;   /* check h/w read leveling is enabled */
 };
 
 /**
index a24c2f3875e159d11434d4e3ff8512677dfd34a5..1d6977fa43727a1f342b9433496a5e029508d35b 100644 (file)
 DECLARE_GLOBAL_DATA_PTR;
 
 struct arm_clk_ratios arm_clk_ratios[] = {
+#ifdef CONFIG_EXYNOS5420
+       {
+               .arm_freq_mhz = 900,
+
+               .apll_mdiv = 0x96,
+               .apll_pdiv = 0x2,
+               .apll_sdiv = 0x1,
+
+               .arm2_ratio = 0x0,
+               .apll_ratio = 0x3,
+               .pclk_dbg_ratio = 0x6,
+               .atb_ratio = 0x6,
+               .periph_ratio = 0x7,
+               .acp_ratio = 0x0,
+               .cpud_ratio = 0x2,
+               .arm_ratio = 0x0,
+       }
+#else
        {
                .arm_freq_mhz = 600,
 
@@ -115,8 +133,133 @@ struct arm_clk_ratios arm_clk_ratios[] = {
                .cpud_ratio = 0x3,
                .arm_ratio = 0x0,
        }
+#endif
 };
+
 struct mem_timings mem_timings[] = {
+#ifdef CONFIG_EXYNOS5420
+       {
+               .mem_manuf = MEM_MANUF_SAMSUNG,
+               .mem_type = DDR_MODE_DDR3,
+               .frequency_mhz = 800,
+
+               /* MPLL @800MHz*/
+               .mpll_mdiv = 0xc8,
+               .mpll_pdiv = 0x3,
+               .mpll_sdiv = 0x1,
+               /* CPLL @666MHz */
+               .cpll_mdiv = 0xde,
+               .cpll_pdiv = 0x4,
+               .cpll_sdiv = 0x1,
+               /* EPLL @600MHz */
+               .epll_mdiv = 0x64,
+               .epll_pdiv = 0x2,
+               .epll_sdiv = 0x1,
+               /* VPLL @430MHz */
+               .vpll_mdiv = 0xd7,
+               .vpll_pdiv = 0x3,
+               .vpll_sdiv = 0x2,
+               /* BPLL @800MHz */
+               .bpll_mdiv = 0xc8,
+               .bpll_pdiv = 0x3,
+               .bpll_sdiv = 0x1,
+               /* KPLL @600MHz */
+               .kpll_mdiv = 0x190,
+               .kpll_pdiv = 0x4,
+               .kpll_sdiv = 0x2,
+               /* DPLL @600MHz */
+               .dpll_mdiv = 0x190,
+               .dpll_pdiv = 0x4,
+               .dpll_sdiv = 0x2,
+               /* IPLL @370MHz */
+               .ipll_mdiv = 0xb9,
+               .ipll_pdiv = 0x3,
+               .ipll_sdiv = 0x2,
+               /* SPLL @400MHz */
+               .spll_mdiv = 0xc8,
+               .spll_pdiv = 0x3,
+               .spll_sdiv = 0x2,
+
+               .direct_cmd_msr = {
+                       0x00020018, 0x00030000, 0x00010046, 0x00000d70,
+                       0x00000c70
+               },
+               .timing_ref = 0x000000bb,
+               .timing_row = 0x6836650f,
+               .timing_data = 0x3630580b,
+               .timing_power = 0x41000a26,
+               .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 = 0x7,
+               .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_DISABLE |
+                       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_MEMCONFIG_CHIP_MAP_SPLIT |
+                       DMC_MEMCONFIGX_CHIP_COL_10 |
+                       DMC_MEMCONFIGX_CHIP_ROW_15 |
+                       DMC_MEMCONFIGX_CHIP_BANK_8,
+               .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 = 1,
+               .chips_per_channel = 1,
+               .chips_to_configure = 1,
+               .send_zq_init = 1,
+               .gate_leveling_enable = 1,
+               .read_leveling_enable = 0,
+       }
+#else
        {
                .mem_manuf = MEM_MANUF_ELPIDA,
                .mem_type = DDR_MODE_DDR3,
@@ -324,6 +467,7 @@ struct mem_timings mem_timings[] = {
                .impedance = IMP_OUTPUT_DRV_40_OHM,
                .gate_leveling_enable = 1,
        }
+#endif
 };
 
 /**
@@ -399,7 +543,7 @@ struct mem_timings *clock_get_mem_timings(void)
        return NULL;
 }
 
-void system_clock_init()
+static void exynos5250_system_clock_init(void)
 {
        struct exynos5_clock *clk =
                (struct exynos5_clock *)samsung_get_base_clock();
@@ -436,19 +580,13 @@ void system_clock_init()
        } 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(mem->apll_pdiv * PLL_LOCK_FACTOR, &clk->apll_lock);
+       writel(mem->mpll_pdiv * PLL_LOCK_FACTOR, &clk->mpll_lock);
+       writel(mem->bpll_pdiv * PLL_LOCK_FACTOR, &clk->bpll_lock);
+       writel(mem->cpll_pdiv * PLL_LOCK_FACTOR, &clk->cpll_lock);
+       writel(mem->gpll_pdiv * PLL_X_LOCK_FACTOR, &clk->gpll_lock);
+       writel(mem->epll_pdiv * PLL_X_LOCK_FACTOR, &clk->epll_lock);
+       writel(mem->vpll_pdiv * PLL_X_LOCK_FACTOR, &clk->vpll_lock);
 
        writel(CLK_REG_DISABLE, &clk->pll_div2_sel);
 
@@ -640,6 +778,192 @@ void system_clock_init()
        writel(val, &clk->div_fsys2);
 }
 
+static void exynos5420_system_clock_init(void)
+{
+       struct exynos5420_clock *clk =
+               (struct exynos5420_clock *)samsung_get_base_clock();
+       struct mem_timings *mem;
+       struct arm_clk_ratios *arm_clk_ratio;
+       u32 val;
+
+       mem = clock_get_mem_timings();
+       arm_clk_ratio = get_arm_ratios();
+
+       /* PLL locktime */
+       writel(arm_clk_ratio->apll_pdiv * PLL_LOCK_FACTOR, &clk->apll_lock);
+       writel(mem->mpll_pdiv * PLL_LOCK_FACTOR, &clk->mpll_lock);
+       writel(mem->bpll_pdiv * PLL_LOCK_FACTOR, &clk->bpll_lock);
+       writel(mem->cpll_pdiv * PLL_LOCK_FACTOR, &clk->cpll_lock);
+       writel(mem->dpll_pdiv * PLL_LOCK_FACTOR, &clk->dpll_lock);
+       writel(mem->epll_pdiv * PLL_X_LOCK_FACTOR, &clk->epll_lock);
+       writel(mem->vpll_pdiv * PLL_LOCK_FACTOR, &clk->vpll_lock);
+       writel(mem->ipll_pdiv * PLL_LOCK_FACTOR, &clk->ipll_lock);
+       writel(mem->spll_pdiv * PLL_LOCK_FACTOR, &clk->spll_lock);
+       writel(mem->kpll_pdiv * PLL_LOCK_FACTOR, &clk->kpll_lock);
+
+       setbits_le32(&clk->src_cpu, MUX_HPM_SEL_MASK);
+
+       writel(0, &clk->src_top6);
+
+       writel(0, &clk->src_cdrex);
+       writel(SRC_KFC_HPM_SEL, &clk->src_kfc);
+       writel(HPM_RATIO,  &clk->div_cpu1);
+       writel(CLK_DIV_CPU0_VAL,  &clk->div_cpu0);
+
+       /* switch A15 clock source to OSC clock before changing APLL */
+       clrbits_le32(&clk->src_cpu, APLL_FOUT);
+
+       /* 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) & PLL_LOCKED) == 0)
+               ;
+
+       /* now it is safe to switch to APLL */
+       setbits_le32(&clk->src_cpu, APLL_FOUT);
+
+       writel(SRC_KFC_HPM_SEL, &clk->src_kfc);
+       writel(CLK_DIV_KFC_VAL, &clk->div_kfc0);
+
+       /* switch A7 clock source to OSC clock before changing KPLL */
+       clrbits_le32(&clk->src_kfc, KPLL_FOUT);
+
+       /* Set KPLL*/
+       writel(KPLL_CON1_VAL, &clk->kpll_con1);
+       val = set_pll(mem->kpll_mdiv, mem->kpll_pdiv, mem->kpll_sdiv);
+       writel(val, &clk->kpll_con0);
+       while ((readl(&clk->kpll_con0) & PLL_LOCKED) == 0)
+               ;
+
+       /* now it is safe to switch to KPLL */
+       setbits_le32(&clk->src_kfc, KPLL_FOUT);
+
+       /* 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) & PLL_LOCKED) == 0)
+               ;
+
+       /* Set DPLL */
+       writel(DPLL_CON1_VAL, &clk->dpll_con1);
+       val = set_pll(mem->dpll_mdiv, mem->dpll_pdiv, mem->dpll_sdiv);
+       writel(val, &clk->dpll_con0);
+       while ((readl(&clk->dpll_con0) & PLL_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) & PLL_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) & PLL_LOCKED) == 0)
+               ;
+
+       /* Set IPLL */
+       writel(IPLL_CON1_VAL, &clk->ipll_con1);
+       val = set_pll(mem->ipll_mdiv, mem->ipll_pdiv, mem->ipll_sdiv);
+       writel(val, &clk->ipll_con0);
+       while ((readl(&clk->ipll_con0) & PLL_LOCKED) == 0)
+               ;
+
+       /* Set VPLL */
+       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) & PLL_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) & PLL_LOCKED) == 0)
+               ;
+
+       /* Set SPLL */
+       writel(SPLL_CON1_VAL, &clk->spll_con1);
+       val = set_pll(mem->spll_mdiv, mem->spll_pdiv, mem->spll_sdiv);
+       writel(val, &clk->spll_con0);
+       while ((readl(&clk->spll_con0) & PLL_LOCKED) == 0)
+               ;
+
+       writel(CLK_DIV_CDREX0_VAL, &clk->div_cdrex0);
+       writel(CLK_DIV_CDREX1_VAL, &clk->div_cdrex1);
+
+       writel(CLK_SRC_TOP0_VAL, &clk->src_top0);
+       writel(CLK_SRC_TOP1_VAL, &clk->src_top1);
+       writel(CLK_SRC_TOP2_VAL, &clk->src_top2);
+       writel(CLK_SRC_TOP7_VAL, &clk->src_top7);
+
+       writel(CLK_DIV_TOP0_VAL, &clk->div_top0);
+       writel(CLK_DIV_TOP1_VAL, &clk->div_top1);
+       writel(CLK_DIV_TOP2_VAL, &clk->div_top2);
+
+       writel(0, &clk->src_top10);
+       writel(0, &clk->src_top11);
+       writel(0, &clk->src_top12);
+
+       writel(CLK_SRC_TOP3_VAL, &clk->src_top3);
+       writel(CLK_SRC_TOP4_VAL, &clk->src_top4);
+       writel(CLK_SRC_TOP5_VAL, &clk->src_top5);
+
+       /* DISP1 BLK CLK SELECTION */
+       writel(CLK_SRC_DISP1_0_VAL, &clk->src_disp10);
+       writel(CLK_DIV_DISP1_0_VAL, &clk->div_disp10);
+
+       /* AUDIO BLK */
+       writel(AUDIO0_SEL_EPLL, &clk->src_mau);
+       writel(DIV_MAU_VAL, &clk->div_mau);
+
+       /* FSYS */
+       writel(CLK_SRC_FSYS0_VAL, &clk->src_fsys);
+       writel(CLK_DIV_FSYS0_VAL, &clk->div_fsys0);
+       writel(CLK_DIV_FSYS1_VAL, &clk->div_fsys1);
+       writel(CLK_DIV_FSYS2_VAL, &clk->div_fsys2);
+
+       writel(CLK_SRC_ISP_VAL, &clk->src_isp);
+       writel(CLK_DIV_ISP0_VAL, &clk->div_isp0);
+       writel(CLK_DIV_ISP1_VAL, &clk->div_isp1);
+
+       writel(CLK_SRC_PERIC0_VAL, &clk->src_peric0);
+       writel(CLK_SRC_PERIC1_VAL, &clk->src_peric1);
+
+       writel(CLK_DIV_PERIC0_VAL, &clk->div_peric0);
+       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(CLK_DIV_PERIC4_VAL, &clk->div_peric4);
+
+       writel(CLK_DIV_CPERI1_VAL, &clk->div_cperi1);
+
+       writel(CLK_DIV2_RATIO, &clk->clkdiv2_ratio);
+       writel(CLK_DIV4_RATIO, &clk->clkdiv4_ratio);
+       writel(CLK_DIV_G2D, &clk->div_g2d);
+
+       writel(CLK_SRC_TOP6_VAL, &clk->src_top6);
+       writel(CLK_SRC_CDREX_VAL, &clk->src_cdrex);
+       writel(CLK_SRC_KFC_VAL, &clk->src_kfc);
+}
+
+void system_clock_init(void)
+{
+       if (proid_is_exynos5420())
+               exynos5420_system_clock_init();
+       else
+               exynos5250_system_clock_init();
+}
+
 void clock_init_dp_clock(void)
 {
        struct exynos5_clock *clk =
index 696b386759afc437222870548ebcfd81526c33f8..c8d65150448bbe0938b89b773389c908c4561d92 100644 (file)
 #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
+#define NOT_AVAILABLE          0
+#define DATA_MASK              0xFFFFF
 
-/* BPLL_CON1   */
-#define BPLL_CON1_VAL  0x00203800
+#define ENABLE_BIT             0x1
+#define DISABLE_BIT            0x0
+#define CA_SWAP_EN             (1 << 0)
 
 /* 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)
@@ -78,6 +52,7 @@
 
 /* MEMCONFIG0 register bit fields */
 #define DMC_MEMCONFIGX_CHIP_MAP_INTERLEAVED     (1 << 12)
+#define DMC_MEMCONFIG_CHIP_MAP_SPLIT           (2 << 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)
        DMC_MEMBASECONFIGX_CHIP_MASK(0x780)     \
 )
 
+/*
+ * As we use channel interleaving, therefore value of the base address
+ * register must be set as half of the bus base address
+ * RAM start addess is 0x2000_0000 which means chip_base is 0x20, so
+ * we need to set half 0x10 to the membaseconfigx registers
+ * see exynos5420 UM section 17.17.3.21 for more.
+ */
+#define DMC_CHIP_BASE_0 0x10
+#define DMC_CHIP_BASE_1 0x50
+#define DMC_CHIP_MASK  0x7C0
+
 #define DMC_MEMBASECONFIG0_VAL  DMC_MEMBASECONFIG_VAL(0x40)
 #define DMC_MEMBASECONFIG1_VAL  DMC_MEMBASECONFIG_VAL(0x80)
 
 
 /* COJCONTROL register bit fields */
 #define DMC_CONCONTROL_IO_PD_CON_DISABLE       (0 << 3)
+#define DMC_CONCONTROL_IO_PD_CON_ENABLE                (1 << 3)
 #define DMC_CONCONTROL_AREF_EN_DISABLE         (0 << 5)
+#define DMC_CONCONTROL_AREF_EN_ENABLE          (1 << 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))
+#define DMC_CONCONTROL_VAL     0x1FFF2101
 
+#define DREX_CONCONTROL_VAL    DMC_CONCONTROL_VAL                      \
+                               | DMC_CONCONTROL_AREF_EN_ENABLE         \
+                               | DMC_CONCONTROL_IO_PD_CON_ENABLE
 
-/* CLK_FSYS */
-#define CLK_SRC_FSYS0_VAL              0x66666
-#define CLK_DIV_FSYS0_VAL             0x0BB00000
+#define DMC_CONCONTROL_IO_PD_CON(x)            (x << 6)
 
-/* CLK_DIV_CPU1        */
+/* CLK_DIV_CPU1 */
 #define HPM_RATIO               0x2
 #define COPY_RATIO              0x0
 
 /* CLK_DIV_SYSLFT */
 #define CLK_DIV_SYSLFT_VAL      0x00000311
 
+#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 PLL_LOCKED             (1 << 29)
+#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
+
+/* 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_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_ISP2 */
+#define CLK_DIV_ISP2_VAL        0x1
+
+/* CLK_SRC_KFC */
+#define SRC_KFC_HPM_SEL                (1 << 15)
+
+/* CLK_SRC_KFC */
+#define CLK_SRC_KFC_VAL                0x00008001
+
+/* CLK_DIV_KFC */
+#define CLK_DIV_KFC_VAL                0x03300110
+
+/* CLK_DIV2_RATIO */
+#define CLK_DIV2_RATIO         0x10111150
+
+/* CLK_DIV4_RATIO */
+#define CLK_DIV4_RATIO         0x00000003
+
+/* CLK_DIV_G2D */
+#define CLK_DIV_G2D            0x00000010
+
+/*
+ * 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)
+
+/* AUDIO CLK SEL */
+#define AUDIO0_SEL_EPLL                (0x6 << 28)
+#define AUDIO0_RATIO           0x5
+#define PCM0_RATIO             0x3
+#define DIV_MAU_VAL            (PCM0_RATIO << 24 | AUDIO0_RATIO << 20)
+
+/* CLK_SRC_CDREX */
+#define MUX_MCLK_CDR_MSPLL     (1 << 4)
+#define MUX_BPLL_SEL_FOUTBPLL   (1 << 0)
+#define BPLL_SEL_MASK   0x7
+#define FOUTBPLL        2
+
+#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 RDLVL_PASS_ADJ_VAL     0x6
+#define RDLVL_PASS_ADJ_OFFSET  16
+#define CTRL_GATEDURADJ_MASK   (0xf << 20)
+#define READ_LEVELLING_DDR3    0x0100
+
+#define PHY_CON2_RESET_VAL     0x00010004
+#define INIT_DESKEW_EN         (1 << 6)
+#define DLL_DESKEW_EN          (1 << 12)
+#define RDLVL_GATE_EN          (1 << 24)
+#define RDLVL_EN               (1 << 25)
+#define RDLVL_INCR_ADJ         (0x1 << 16)
+
+/* DREX_PAUSE */
+#define DREX_PAUSE_EN  (1 << 0)
+
+#define BYPASS_EN      (1 << 22)
+
+/* MEMMORY VAL */
+#define PHY_CON0_VAL   0x17021A00
+
+#define PHY_CON12_RESET_VAL    0x10100070
+#define PHY_CON12_VAL          0x10107F50
+#define CTRL_START             (1 << 6)
+#define CTRL_DLL_ON            (1 << 5)
+#define CTRL_FORCE_MASK                (0x7F << 8)
+#define CTRL_LOCK_COARSE_MASK  (0x7F << 10)
+
+#define CTRL_OFFSETD_RESET_VAL 0x8
+#define CTRL_OFFSETD_VAL       0x7F
+
+#define CTRL_OFFSETR0          0x7F
+#define CTRL_OFFSETR1          0x7F
+#define CTRL_OFFSETR2          0x7F
+#define CTRL_OFFSETR3          0x7F
+#define PHY_CON4_VAL   (CTRL_OFFSETR0 << 0 | \
+                               CTRL_OFFSETR1 << 8 | \
+                               CTRL_OFFSETR2 << 16 | \
+                               CTRL_OFFSETR3 << 24)
+#define PHY_CON4_RESET_VAL     0x08080808
+
+#define CTRL_OFFSETW0          0x7F
+#define CTRL_OFFSETW1          0x7F
+#define CTRL_OFFSETW2          0x7F
+#define CTRL_OFFSETW3          0x7F
+#define PHY_CON6_VAL   (CTRL_OFFSETW0 << 0 | \
+                               CTRL_OFFSETW1 << 8 | \
+                               CTRL_OFFSETW2 << 16 | \
+                               CTRL_OFFSETW3 << 24)
+#define PHY_CON6_RESET_VAL     0x08080808
+
+#define PHY_CON14_RESET_VAL    0x001F0000
+#define CTRL_PULLD_DQS         0xF
+#define CTRL_PULLD_DQS_OFFSET  0
+
+/* ZQ Configurations */
+#define PHY_CON16_RESET_VAL    0x08000304
+
+#define ZQ_CLK_EN              (1 << 27)
+#define ZQ_CLK_DIV_EN          (1 << 18)
+#define ZQ_MANUAL_STR          (1 << 1)
+#define ZQ_DONE                        (1 << 0)
+#define ZQ_MODE_DDS_OFFSET     24
+
+#define CTRL_RDLVL_GATE_ENABLE 1
+#define CTRL_RDLVL_GATE_DISABLE        0
+#define CTRL_RDLVL_DATA_ENABLE 2
+
+/* 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
+#define DIRECT_CMD_BANK_SHIFT          16
+#define DIRECT_CMD_REFA                (5 << 24)
+#define DIRECT_CMD_MRS1                0x71C00
+#define DIRECT_CMD_MRS2                0x10BFC
+#define DIRECT_CMD_MRS3                0x0050C
+#define DIRECT_CMD_MRS4                0x00868
+#define DIRECT_CMD_MRS5                0x00C04
+
+/* Drive Strength */
+#define IMPEDANCE_48_OHM       4
+#define IMPEDANCE_40_OHM       5
+#define IMPEDANCE_34_OHM       6
+#define IMPEDANCE_30_OHM       7
+#define PHY_CON39_VAL_48_OHM   0x09240924
+#define PHY_CON39_VAL_40_OHM   0x0B6D0B6D
+#define PHY_CON39_VAL_34_OHM   0x0DB60DB6
+#define PHY_CON39_VAL_30_OHM   0x0FFF0FFF
+
+#define CTRL_BSTLEN_OFFSET     8
+#define CTRL_RDLAT_OFFSET      0
+
+#define CMD_DEFAULT_LPDDR3     0xF
+#define CMD_DEFUALT_OFFSET     0
+#define T_WRDATA_EN            0x7
+#define T_WRDATA_EN_DDR3       0x8
+#define T_WRDATA_EN_OFFSET     16
+#define T_WRDATA_EN_MASK       0x1f
+
+#define PHY_CON31_VAL  0x0C183060
+#define PHY_CON32_VAL  0x60C18306
+#define PHY_CON33_VAL  0x00000030
+
+#define PHY_CON31_RESET_VAL    0x0
+#define PHY_CON32_RESET_VAL    0x0
+#define PHY_CON33_RESET_VAL    0x0
+
+#define SL_DLL_DYN_CON_EN      (1 << 1)
+#define FP_RESYNC      (1 << 3)
+#define CTRL_START     (1 << 6)
+
+#define DMC_AREF_EN            (1 << 5)
+#define DMC_CONCONTROL_EMPTY   (1 << 8)
+#define DFI_INIT_START         (1 << 28)
+
+#define DMC_MEMCONTROL_VAL     0x00312700
+#define CLK_STOP_EN            (1 << 0)
+#define DPWRDN_EN              (1 << 1)
+#define DSREF_EN               (1 << 5)
+
+#define MEMBASECONFIG_CHIP_MASK_VAL    0x7E0
+#define MEMBASECONFIG_CHIP_MASK_OFFSET 0
+#define MEMBASECONFIG0_CHIP_BASE_VAL   0x20
+#define MEMBASECONFIG1_CHIP_BASE_VAL   0x40
+#define CHIP_BASE_OFFSET               16
+
+#define MEMCONFIG_VAL  0x1323
+#define PRECHCONFIG_DEFAULT_VAL        0xFF000000
+#define PWRDNCONFIG_DEFAULT_VAL        0xFFFF00FF
+
+#define TIMINGAREF_VAL 0x5d
+#define TIMINGROW_VAL  0x345A8692
+#define TIMINGDATA_VAL 0x3630065C
+#define TIMINGPOWER_VAL        0x50380336
+#define DFI_INIT_COMPLETE      (1 << 3)
+
+#define BRBRSVCONTROL_VAL      0x00000033
+#define BRBRSVCONFIG_VAL       0x88778877
+
+/* Clock Gating Control (CGCONTROL) register */
+#define MEMIF_CG_EN    (1 << 3) /* Memory interface clock gating */
+#define SCG_CG_EN      (1 << 2) /* Scheduler clock gating */
+#define BUSIF_WR_CG_EN (1 << 1) /* Bus interface write channel clock gating */
+#define BUSIF_RD_CG_EN (1 << 0) /* Bus interface read channel clock gating */
+#define DMC_INTERNAL_CG        (MEMIF_CG_EN | SCG_CG_EN | \
+                                BUSIF_WR_CG_EN | BUSIF_RD_CG_EN)
+
+/* 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 DA_3_DS_OFFSET         25
+#define DA_2_DS_OFFSET         22
+#define DA_1_DS_OFFSET         19
+#define DA_0_DS_OFFSET         16
+#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
+
+/*
+ * Definitions that differ with SoC's.
+ * Below is the part defining macros for smdk5250.
+ * Else part introduces macros for smdk5420.
+ */
+#ifndef CONFIG_SMDK5420
+
+/* APLL_CON1 */
+#define APLL_CON1_VAL  (0x00203800)
+
+/* MPLL_CON1 */
+#define MPLL_CON1_VAL   (0x00203800)
+
+/* CPLL_CON1 */
+#define CPLL_CON1_VAL  (0x00203800)
+
+/* DPLL_CON1 */
+#define DPLL_CON1_VAL  (NOT_AVAILABLE)
+
+/* 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
+
+/* RPLL_CON1, CON2 */
+#define RPLL_CON1_VAL  NOT_AVAILABLE
+#define RPLL_CON2_VAL  NOT_AVAILABLE
+
+/* BPLL_CON1 */
+#define BPLL_CON1_VAL  0x00203800
+
+/* SPLL_CON1 */
+#define SPLL_CON1_VAL  NOT_AVAILABLE
+
+/* IPLL_CON1 */
+#define IPLL_CON1_VAL  NOT_AVAILABLE
+
+/* KPLL_CON1 */
+#define KPLL_CON1_VAL  NOT_AVAILABLE
+
+/* CLK_SRC_ISP */
+#define CLK_SRC_ISP_VAL                NOT_AVAILABLE
+#define CLK_DIV_ISP0_VAL       0x31
+#define CLK_DIV_ISP1_VAL       0x0
+
+/* CLK_FSYS */
+#define CLK_SRC_FSYS0_VAL              0x66666
+#define CLK_DIV_FSYS0_VAL             0x0BB00000
+#define CLK_DIV_FSYS1_VAL             NOT_AVAILABLE
+#define CLK_DIV_FSYS2_VAL             NOT_AVAILABLE
+
+/* 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_SRC_CDREX */
 #define CLK_SRC_CDREX_VAL       0x1
 
 /* CLK_DIV_CDREX */
+#define CLK_DIV_CDREX0_VAL     NOT_AVAILABLE
+#define CLK_DIV_CDREX1_VAL     NOT_AVAILABLE
+
+/* CLK_DIV_CPU0_VAL */
+#define CLK_DIV_CPU0_VAL       NOT_AVAILABLE
+
 #define MCLK_CDREX2_RATIO       0x0
 #define ACLK_EFCON_RATIO        0x1
 #define MCLK_DPHY_RATIO                0x1
                                | (MUX_ACLK_300_DISP1_SUB_SEL << 6)     \
                                | (MUX_ACLK_200_DISP1_SUB_SEL << 4))
 
+#define CLK_SRC_TOP4_VAL       NOT_AVAILABLE
+#define CLK_SRC_TOP5_VAL       NOT_AVAILABLE
+#define CLK_SRC_TOP6_VAL       NOT_AVAILABLE
+#define CLK_SRC_TOP7_VAL       NOT_AVAILABLE
+
 /* CLK_DIV_TOP0        */
 #define ACLK_300_DISP1_RATIO   0x2
 #define ACLK_400_G3D_RATIO     0x0
                                | (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 CLK_DIV_TOP2_VAL       NOT_AVAILABLE
 
-#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
+/* PLL Lock Value Factor */
+#define PLL_LOCK_FACTOR                250
+#define PLL_X_LOCK_FACTOR      3000
 
 /* CLK_SRC_PERIC0 */
 #define PWM_SEL                6
                                | (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 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
+/* CLK_DIV_PERIC4 */
+#define CLK_DIV_PERIC4_VAL     NOT_AVAILABLE
 
-#define MMC3_RATIO_MASK                0xf
-#define MMC3_RATIO_VAL         0x1
-#define MMC3_RATIO_OFFSET      16
+/* CLK_SRC_DISP1_0 */
+#define CLK_SRC_DISP1_0_VAL    0x6
+#define CLK_DIV_DISP1_0_VAL    NOT_AVAILABLE
 
-#define MMC3_PRE_RATIO_MASK    0xff
-#define MMC3_PRE_RATIO_VAL     0x0
-#define MMC3_PRE_RATIO_OFFSET  24
+#define APLL_FOUT              (1 << 0)
+#define KPLL_FOUT              NOT_AVAILABLE
 
-/* CLK_SRC_LEX */
-#define CLK_SRC_LEX_VAL         0x0
+#define CLK_DIV_CPERI1_VAL     NOT_AVAILABLE
 
-/* CLK_DIV_LEX */
-#define CLK_DIV_LEX_VAL         0x10
+#else
 
-/* CLK_DIV_R0X */
-#define CLK_DIV_R0X_VAL         0x10
+/* APLL_CON1 */
+#define APLL_CON1_VAL  (0x0020F300)
 
-/* CLK_DIV_L0X */
-#define CLK_DIV_R1X_VAL         0x10
+/* MPLL_CON1 */
+#define MPLL_CON1_VAL   (0x0020F300)
 
-/* CLK_DIV_ISP0 */
-#define CLK_DIV_ISP0_VAL        0x31
 
-/* CLK_DIV_ISP1 */
-#define CLK_DIV_ISP1_VAL        0x0
+/* CPLL_CON1 */
+#define CPLL_CON1_VAL  0x0020f300
 
-/* CLK_DIV_ISP2 */
-#define CLK_DIV_ISP2_VAL        0x1
+/* DPLL_CON1 */
+#define DPLL_CON1_VAL  (0x0020F300)
 
-/* CLK_SRC_DISP1_0 */
-#define CLK_SRC_DISP1_0_VAL    0x6
+/* GPLL_CON1 */
+#define GPLL_CON1_VAL  (NOT_AVAILABLE)
 
-/*
- * 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)
+/* EPLL_CON1, CON2 */
+#define EPLL_CON1_VAL  0x00000000
+#define EPLL_CON2_VAL  0x00000080
 
-#define DDR3PHY_CTRL_PHY_RESET (1 << 0)
-#define DDR3PHY_CTRL_PHY_RESET_OFF     (0 << 0)
+/* VPLL_CON1, CON2 */
+#define VPLL_CON1_VAL  0x0020f300
+#define VPLL_CON2_VAL  NOT_AVAILABLE
 
-#define PHY_CON0_RESET_VAL     0x17020a40
-#define P0_CMD_EN              (1 << 14)
-#define BYTE_RDLVL_EN          (1 << 13)
-#define CTRL_SHGATE            (1 << 8)
+/* RPLL_CON1, CON2 */
+#define RPLL_CON1_VAL  0x00000000
+#define RPLL_CON2_VAL  0x00000080
 
-#define PHY_CON1_RESET_VAL     0x09210100
-#define CTRL_GATEDURADJ_MASK   (0xf << 20)
+/* BPLL_CON1 */
+#define BPLL_CON1_VAL  0x0020f300
 
-#define PHY_CON2_RESET_VAL     0x00010004
-#define INIT_DESKEW_EN         (1 << 6)
-#define RDLVL_GATE_EN          (1 << 24)
+/* SPLL_CON1 */
+#define SPLL_CON1_VAL  0x0020f300
 
-/*ZQ Configurations */
-#define PHY_CON16_RESET_VAL    0x08000304
+/* IPLL_CON1 */
+#define IPLL_CON1_VAL  0x00000080
 
-#define ZQ_CLK_DIV_EN          (1 << 18)
-#define ZQ_MANUAL_STR          (1 << 1)
-#define ZQ_DONE                        (1 << 0)
+/* KPLL_CON1 */
+#define KPLL_CON1_VAL  0x200000
 
-#define CTRL_RDLVL_GATE_ENABLE 1
-#define CTRL_RDLVL_GATE_DISABLE        1
+/* CLK_SRC_ISP */
+#define CLK_SRC_ISP_VAL                0x33366000
+#define CLK_DIV_ISP0_VAL       0x13131300
+#define CLK_DIV_ISP1_VAL       0xbb110202
 
-/* 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 */
+/* CLK_FSYS */
+#define CLK_SRC_FSYS0_VAL              0x33033300
+#define CLK_DIV_FSYS0_VAL             0x0
+#define CLK_DIV_FSYS1_VAL             0x04f13c4f
+#define CLK_DIV_FSYS2_VAL             0x041d0000
+
+/* CLK_SRC_CPU */
+/* 0 = MOUTAPLL,  1 = SCLKMPLL */
+#define MUX_HPM_SEL             1
+#define MUX_CPU_SEL             0
+#define MUX_APLL_SEL            1
 
-/* 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 CLK_SRC_CPU_VAL                ((MUX_HPM_SEL << 20)    \
+                               | (MUX_CPU_SEL << 16)  \
+                               | (MUX_APLL_SEL))
 
-#define PHY_CON42_CTRL_BSTLEN_SHIFT    8
-#define PHY_CON42_CTRL_RDLAT_SHIFT     0
+/* CLK_SRC_CDREX */
+#define CLK_SRC_CDREX_VAL       0x00000011
+
+/* CLK_DIV_CDREX */
+#define CLK_DIV_CDREX0_VAL     0x30010100
+#define CLK_DIV_CDREX1_VAL     0x300
+
+#define CLK_DIV_CDREX_VAL       0x17010100
+
+/* CLK_DIV_CPU0_VAL */
+#define CLK_DIV_CPU0_VAL       0x01440020
+
+/* CLK_SRC_TOP */
+#define CLK_SRC_TOP0_VAL       0x12221222
+#define CLK_SRC_TOP1_VAL       0x00100200
+#define CLK_SRC_TOP2_VAL       0x11101000
+#define CLK_SRC_TOP3_VAL       0x11111111
+#define CLK_SRC_TOP4_VAL       0x11110111
+#define CLK_SRC_TOP5_VAL       0x11111100
+#define CLK_SRC_TOP6_VAL       0x11110111
+#define CLK_SRC_TOP7_VAL       0x00022200
+
+/* CLK_DIV_TOP */
+#define CLK_DIV_TOP0_VAL       0x23712311
+#define CLK_DIV_TOP1_VAL       0x13100B00
+#define CLK_DIV_TOP2_VAL       0x11101100
+
+/* PLL Lock Value Factor */
+#define PLL_LOCK_FACTOR                200
+#define PLL_X_LOCK_FACTOR      3000
+
+/* CLK_SRC_PERIC0 */
+#define SPDIF_SEL      1
+#define PWM_SEL                3
+#define UART4_SEL      3
+#define UART3_SEL      3
+#define UART2_SEL      3
+#define UART1_SEL      3
+#define UART0_SEL      3
+/* SRC_CLOCK = SCLK_RPLL */
+#define CLK_SRC_PERIC0_VAL     ((SPDIF_SEL << 28)      \
+                               | (PWM_SEL << 24)       \
+                               | (UART4_SEL << 20)     \
+                               | (UART3_SEL << 16)     \
+                               | (UART2_SEL << 12)     \
+                               | (UART1_SEL << 8)      \
+                               | (UART0_SEL << 4))
+
+/* CLK_SRC_PERIC1 */
+/* SRC_CLOCK = SCLK_EPLL */
+#define SPI0_SEL               6
+#define SPI1_SEL               6
+#define SPI2_SEL               6
+#define AUDIO0_SEL             6
+#define AUDIO1_SEL             6
+#define AUDIO2_SEL             6
+#define CLK_SRC_PERIC1_VAL     ((SPI2_SEL << 28)       \
+                               | (SPI1_SEL << 24)      \
+                               | (SPI0_SEL << 20)      \
+                               | (AUDIO2_SEL << 16)    \
+                               | (AUDIO2_SEL << 12)    \
+                               | (AUDIO2_SEL << 8))
+
+/* CLK_DIV_PERIC0 */
+#define PWM_RATIO      8
+#define UART4_RATIO    9
+#define UART3_RATIO    9
+#define UART2_RATIO    9
+#define UART1_RATIO    9
+#define UART0_RATIO    9
+
+#define CLK_DIV_PERIC0_VAL     ((PWM_RATIO << 28)      \
+                               | (UART4_RATIO << 24)   \
+                               | (UART3_RATIO << 20)    \
+                               | (UART2_RATIO << 16)    \
+                               | (UART1_RATIO << 12)    \
+                               | (UART0_RATIO << 8))
+/* CLK_DIV_PERIC1 */
+#define SPI2_RATIO             0x1
+#define SPI1_RATIO             0x1
+#define SPI0_RATIO             0x1
+#define CLK_DIV_PERIC1_VAL     ((SPI2_RATIO << 28)     \
+                               | (SPI1_RATIO << 24)    \
+                               | (SPI0_RATIO << 20))
+
+/* CLK_DIV_PERIC2 */
+#define PCM2_RATIO             0x3
+#define PCM1_RATIO             0x3
+#define CLK_DIV_PERIC2_VAL     ((PCM2_RATIO << 24) \
+                               | (PCM1_RATIO << 16))
+
+/* CLK_DIV_PERIC3 */
+#define AUDIO2_RATIO           0x5
+#define AUDIO1_RATIO           0x5
+#define AUDIO0_RATIO           0x5
+#define CLK_DIV_PERIC3_VAL     ((AUDIO2_RATIO << 28)   \
+                               | (AUDIO1_RATIO << 24)  \
+                               | (AUDIO0_RATIO << 20))
+
+/* CLK_DIV_PERIC4 */
+#define SPI2_PRE_RATIO         0x2
+#define SPI1_PRE_RATIO         0x2
+#define SPI0_PRE_RATIO         0x2
+#define CLK_DIV_PERIC4_VAL     ((SPI2_PRE_RATIO << 24) \
+                               | (SPI1_PRE_RATIO << 16) \
+                               | (SPI0_PRE_RATIO << 8))
+
+/* CLK_SRC_DISP1_0 */
+#define CLK_SRC_DISP1_0_VAL    0x10666600
+#define CLK_DIV_DISP1_0_VAL    0x01050211
+
+#define APLL_FOUT              (1 << 0)
+#define KPLL_FOUT              (1 << 0)
+
+#define CLK_DIV_CPERI1_VAL     0x3f3f0000
+#endif
 
 struct mem_timings;
 
@@ -490,7 +887,7 @@ enum {
 };
 
 /*
- * Memory variant specific initialization code
+ * Memory variant specific initialization code for DDR3
  *
  * @param mem          Memory timings for this memory type.
  * @param mem_iv_size  Memory interleaving size is a configurable parameter
@@ -503,6 +900,9 @@ enum {
 int ddr3_mem_ctrl_init(struct mem_timings *mem, unsigned long mem_iv_size,
                        int reset);
 
+/* Memory variant specific initialization code for LPDDR3 */
+void lpddr3_mem_ctrl_init(void);
+
 /*
  * Configure ZQ I/O interface
  *
@@ -531,14 +931,6 @@ void dmc_config_mrs(struct mem_timings *mem, struct exynos5_dmc *dmc);
  */
 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
index 1d6fa9370fdd2bef94eb6e7306b7d427679506b0..cdeef324ccefaf1bd0a199ced5c538dfd817c451 100644 (file)
@@ -14,6 +14,7 @@
 #define HPLL   3
 #define VPLL   4
 #define BPLL   5
+#define RPLL   6
 
 enum pll_src_bit {
        EXYNOS_SRC_MPLL = 6,
index cf26eeffcfe4bf08deb8bbfadabd490c5a87f607..8259b92b8ea82ccb96546c644cf77e3d8af27cd2 100644 (file)
@@ -858,6 +858,500 @@ struct exynos5_clock {
        unsigned char   res123[0xf5d8];
 };
 
+struct exynos5420_clock {
+       unsigned int    apll_lock;                      /* 0x10010000 */
+       unsigned char   res1[0xfc];
+       unsigned int    apll_con0;
+       unsigned int    apll_con1;
+       unsigned char   res2[0xf8];
+       unsigned int    src_cpu;
+       unsigned char   res3[0x1fc];
+       unsigned int    mux_stat_cpu;
+       unsigned char   res4[0xfc];
+       unsigned int    div_cpu0;               /* 0x10010500 */
+       unsigned int    div_cpu1;
+       unsigned char   res5[0xf8];
+       unsigned int    div_stat_cpu0;
+       unsigned int    div_stat_cpu1;
+       unsigned char   res6[0xf8];
+       unsigned int    gate_bus_cpu;
+       unsigned char   res7[0xfc];
+       unsigned int    gate_sclk_cpu;
+       unsigned char   res8[0x1fc];
+       unsigned int    clkout_cmu_cpu;         /* 0x10010a00 */
+       unsigned int    clkout_cmu_cpu_div_stat;
+       unsigned char   res9[0x5f8];
+       unsigned int    armclk_stopctrl;
+       unsigned char   res10[0x4];
+       unsigned int    arm_ema_ctrl;
+       unsigned int    arm_ema_status;
+       unsigned char   res11[0x10];
+       unsigned int    pwr_ctrl;
+       unsigned int    pwr_ctrl2;
+       unsigned char   res12[0xd8];
+       unsigned int    apll_con0_l8;           /* 0x1001100 */
+       unsigned int    apll_con0_l7;
+       unsigned int    apll_con0_l6;
+       unsigned int    apll_con0_l5;
+       unsigned int    apll_con0_l4;
+       unsigned int    apll_con0_l3;
+       unsigned int    apll_con0_l2;
+       unsigned int    apll_con0_l1;
+       unsigned int    iem_control;
+       unsigned char   res13[0xdc];
+       unsigned int    apll_con1_l8;           /* 0x10011200 */
+       unsigned int    apll_con1_l7;
+       unsigned int    apll_con1_l6;
+       unsigned int    apll_con1_l5;
+       unsigned int    apll_con1_l4;
+       unsigned int    apll_con1_l3;
+       unsigned int    apll_con1_l2;
+       unsigned int    apll_con1_l1;
+       unsigned char   res14[0xe0];
+       unsigned int    clkdiv_iem_l8;
+       unsigned int    clkdiv_iem_l7;          /* 0x10011304 */
+       unsigned int    clkdiv_iem_l6;
+       unsigned int    clkdiv_iem_l5;
+       unsigned int    clkdiv_iem_l4;
+       unsigned int    clkdiv_iem_l3;
+       unsigned int    clkdiv_iem_l2;
+       unsigned int    clkdiv_iem_l1;
+       unsigned char   res15[0xe0];
+       unsigned int    l2_status;
+       unsigned char   res16[0x0c];
+       unsigned int    cpu_status;             /* 0x10011410 */
+       unsigned char   res17[0x0c];
+       unsigned int    ptm_status;
+       unsigned char   res18[0xbdc];
+       unsigned int    cmu_cpu_spare0;
+       unsigned int    cmu_cpu_spare1;
+       unsigned int    cmu_cpu_spare2;
+       unsigned int    cmu_cpu_spare3;
+       unsigned int    cmu_cpu_spare4;
+       unsigned char   res19[0x1fdc];
+       unsigned int    cmu_cpu_version;
+       unsigned char   res20[0x20c];
+       unsigned int    src_cperi0;             /* 0x10014200 */
+       unsigned int    src_cperi1;
+       unsigned char   res21[0xf8];
+       unsigned int    src_mask_cperi;
+       unsigned char   res22[0x100];
+       unsigned int    mux_stat_cperi1;
+       unsigned char   res23[0xfc];
+       unsigned int    div_cperi1;
+       unsigned char   res24[0xfc];
+       unsigned int    div_stat_cperi1;
+       unsigned char   res25[0xf8];
+       unsigned int    gate_bus_cperi0;        /* 0x10014700 */
+       unsigned int    gate_bus_cperi1;
+       unsigned char   res26[0xf8];
+       unsigned int    gate_sclk_cperi;
+       unsigned char   res27[0xfc];
+       unsigned int    gate_ip_cperi;
+       unsigned char   res28[0xfc];
+       unsigned int    clkout_cmu_cperi;
+       unsigned int    clkout_cmu_cperi_div_stat;
+       unsigned char   res29[0x5f8];
+       unsigned int    dcgidx_map0;            /* 0x10015000 */
+       unsigned int    dcgidx_map1;
+       unsigned int    dcgidx_map2;
+       unsigned char   res30[0x14];
+       unsigned int    dcgperf_map0;
+       unsigned int    dcgperf_map1;
+       unsigned char   res31[0x18];
+       unsigned int    dvcidx_map;
+       unsigned char   res32[0x1c];
+       unsigned int    freq_cpu;
+       unsigned int    freq_dpm;
+       unsigned char   res33[0x18];
+       unsigned int    dvsemclk_en;            /* 0x10015080 */
+       unsigned int    maxperf;
+       unsigned char   res34[0x2e78];
+       unsigned int    cmu_cperi_spare0;
+       unsigned int    cmu_cperi_spare1;
+       unsigned int    cmu_cperi_spare2;
+       unsigned int    cmu_cperi_spare3;
+       unsigned int    cmu_cperi_spare4;
+       unsigned int    cmu_cperi_spare5;
+       unsigned int    cmu_cperi_spare6;
+       unsigned int    cmu_cperi_spare7;
+       unsigned int    cmu_cperi_spare8;
+       unsigned char   res35[0xcc];
+       unsigned int    cmu_cperi_version;              /* 0x10017ff0 */
+       unsigned char   res36[0x50c];
+       unsigned int    div_g2d;
+       unsigned char   res37[0xfc];
+       unsigned int    div_stat_g2d;
+       unsigned char   res38[0xfc];
+       unsigned int    gate_bus_g2d;
+       unsigned char   res39[0xfc];
+       unsigned int    gate_ip_g2d;
+       unsigned char   res40[0x1fc];
+       unsigned int    clkout_cmu_g2d;
+       unsigned int    clkout_cmu_g2d_div_stat;        /* 0x10018a04 */
+       unsigned char   res41[0xf8];
+       unsigned int    cmu_g2d_spare0;
+       unsigned int    cmu_g2d_spare1;
+       unsigned int    cmu_g2d_spare2;
+       unsigned int    cmu_g2d_spare3;
+       unsigned int    cmu_g2d_spare4;
+       unsigned char   res42[0x34dc];
+       unsigned int    cmu_g2d_version;
+       unsigned char   res43[0x30c];
+       unsigned int    div_cmu_isp0;
+       unsigned int    div_cmu_isp1;
+       unsigned int    div_isp2;               /* 0x1001c308 */
+       unsigned char   res44[0xf4];
+       unsigned int    div_stat_cmu_isp0;
+       unsigned int    div_stat_cmu_isp1;
+       unsigned int    div_stat_isp2;
+       unsigned char   res45[0x2f4];
+       unsigned int    gate_bus_isp0;
+       unsigned int    gate_bus_isp1;
+       unsigned int    gate_bus_isp2;
+       unsigned int    gate_bus_isp3;
+       unsigned char   res46[0xf0];
+       unsigned int    gate_ip_isp0;
+       unsigned int    gate_ip_isp1;
+       unsigned char   res47[0xf8];
+       unsigned int    gate_sclk_isp;
+       unsigned char   res48[0x0c];
+       unsigned int    mcuisp_pwr_ctrl;                /* 0x1001c910 */
+       unsigned char   res49[0x0ec];
+       unsigned int    clkout_cmu_isp;
+       unsigned int    clkout_cmu_isp_div_stat;
+       unsigned char   res50[0xf8];
+       unsigned int    cmu_isp_spare0;
+       unsigned int    cmu_isp_spare1;
+       unsigned int    cmu_isp_spare2;
+       unsigned int    cmu_isp_spare3;
+       unsigned char   res51[0x34e0];
+       unsigned int    cmu_isp_version;
+       unsigned char   res52[0x2c];
+       unsigned int    cpll_lock;                      /* 10020020 */
+       unsigned char   res53[0xc];
+       unsigned int    dpll_lock;
+       unsigned char   res54[0xc];
+       unsigned int    epll_lock;
+       unsigned char   res55[0xc];
+       unsigned int    rpll_lock;
+       unsigned char   res56[0xc];
+       unsigned int    ipll_lock;
+       unsigned char   res57[0xc];
+       unsigned int    spll_lock;
+       unsigned char   res58[0xc];
+       unsigned int    vpll_lock;
+       unsigned char   res59[0xc];
+       unsigned int    mpll_lock;
+       unsigned char   res60[0x8c];
+       unsigned int    cpll_con0;                      /* 10020120 */
+       unsigned int    cpll_con1;
+       unsigned int    dpll_con0;
+       unsigned int    dpll_con1;
+       unsigned int    epll_con0;
+       unsigned int    epll_con1;
+       unsigned int    epll_con2;
+       unsigned char   res601[0x4];
+       unsigned int    rpll_con0;
+       unsigned int    rpll_con1;
+       unsigned int    rpll_con2;
+       unsigned char   res602[0x4];
+       unsigned int    ipll_con0;
+       unsigned int    ipll_con1;
+       unsigned char   res61[0x8];
+       unsigned int    spll_con0;
+       unsigned int    spll_con1;
+       unsigned char   res62[0x8];
+       unsigned int    vpll_con0;
+       unsigned int    vpll_con1;
+       unsigned char   res63[0x8];
+       unsigned int    mpll_con0;
+       unsigned int    mpll_con1;
+       unsigned char   res64[0x78];
+       unsigned int    src_top0;               /* 0x10020200 */
+       unsigned int    src_top1;
+       unsigned int    src_top2;
+       unsigned int    src_top3;
+       unsigned int    src_top4;
+       unsigned int    src_top5;
+       unsigned int    src_top6;
+       unsigned int    src_top7;
+       unsigned char   res65[0xc];
+       unsigned int    src_disp10;             /* 0x1002022c */
+       unsigned char   res66[0x10];
+       unsigned int    src_mau;
+       unsigned int    src_fsys;
+       unsigned char   res67[0x8];
+       unsigned int    src_peric0;
+       unsigned int    src_peric1;
+       unsigned char   res68[0x18];
+       unsigned int    src_isp;
+       unsigned char   res69[0x0c];
+       unsigned int    src_top10;
+       unsigned int    src_top11;
+       unsigned int    src_top12;
+       unsigned char   res70[0x74];
+       unsigned int    src_mask_top0;
+       unsigned int    src_mask_top1;
+       unsigned int    src_mask_top2;
+       unsigned char   res71[0x10];
+       unsigned int    src_mask_top7;
+       unsigned char   res72[0xc];
+       unsigned int    src_mask_disp10;        /* 0x1002032c */
+       unsigned char   res73[0x4];
+       unsigned int    src_mask_mau;
+       unsigned char   res74[0x8];
+       unsigned int    src_mask_fsys;
+       unsigned char   res75[0xc];
+       unsigned int    src_mask_peric0;
+       unsigned int    src_mask_peric1;
+       unsigned char   res76[0x18];
+       unsigned int    src_mask_isp;
+       unsigned char   res77[0x8c];
+       unsigned int    mux_stat_top0;          /* 0x10020400 */
+       unsigned int    mux_stat_top1;
+       unsigned int    mux_stat_top2;
+       unsigned int    mux_stat_top3;
+       unsigned int    mux_stat_top4;
+       unsigned int    mux_stat_top5;
+       unsigned int    mux_stat_top6;
+       unsigned int    mux_stat_top7;
+       unsigned char   res78[0x60];
+       unsigned int    mux_stat_top10;
+       unsigned int    mux_stat_top11;
+       unsigned int    mux_stat_top12;
+       unsigned char   res79[0x74];
+       unsigned int    div_top0;               /* 0x10020500 */
+       unsigned int    div_top1;
+       unsigned int    div_top2;
+       unsigned char   res80[0x20];
+       unsigned int    div_disp10;
+       unsigned char   res81[0x14];
+       unsigned int    div_mau;
+       unsigned int    div_fsys0;
+       unsigned int    div_fsys1;
+       unsigned int    div_fsys2;
+       unsigned char   res82[0x4];
+       unsigned int    div_peric0;
+       unsigned int    div_peric1;
+       unsigned int    div_peric2;
+       unsigned int    div_peric3;
+       unsigned int    div_peric4;             /* 0x10020568 */
+       unsigned char   res83[0x14];
+       unsigned int    div_isp0;
+       unsigned int    div_isp1;
+       unsigned char   res84[0x8];
+       unsigned int    clkdiv2_ratio;
+       unsigned char   res850[0xc];
+       unsigned int    clkdiv4_ratio;
+       unsigned char   res85[0x5c];
+       unsigned int    div_stat_top0;
+       unsigned int    div_stat_top1;
+       unsigned int    div_stat_top2;
+       unsigned char   res86[0x20];
+       unsigned int    div_stat_disp10;
+       unsigned char   res87[0x14];
+       unsigned int    div_stat_mau;           /* 0x10020644 */
+       unsigned int    div_stat_fsys0;
+       unsigned int    div_stat_fsys1;
+       unsigned int    div_stat_fsys2;
+       unsigned char   res88[0x4];
+       unsigned int    div_stat_peric0;
+       unsigned int    div_stat_peric1;
+       unsigned int    div_stat_peric2;
+       unsigned int    div_stat_peric3;
+       unsigned int    div_stat_peric4;
+       unsigned char   res89[0x14];
+       unsigned int    div_stat_isp0;
+       unsigned int    div_stat_isp1;
+       unsigned char   res90[0x8];
+       unsigned int    clkdiv2_stat0;
+       unsigned char   res91[0xc];
+       unsigned int    clkdiv4_stat;
+       unsigned char   res92[0x5c];
+       unsigned int    gate_bus_top;           /* 0x10020700 */
+       unsigned char   res93[0xc];
+       unsigned int    gate_bus_gscl0;
+       unsigned char   res94[0xc];
+       unsigned int    gate_bus_gscl1;
+       unsigned char   res95[0x4];
+       unsigned int    gate_bus_disp1;
+       unsigned char   res96[0x4];
+       unsigned int    gate_bus_wcore;
+       unsigned int    gate_bus_mfc;
+       unsigned int    gate_bus_g3d;
+       unsigned int    gate_bus_gen;
+       unsigned int    gate_bus_fsys0;
+       unsigned int    gate_bus_fsys1;
+       unsigned int    gate_bus_fsys2;
+       unsigned int    gate_bus_mscl;
+       unsigned int    gate_bus_peric;
+       unsigned int    gate_bus_peric1;
+       unsigned char   res97[0x8];
+       unsigned int    gate_bus_peris0;
+       unsigned int    gate_bus_peris1;        /* 0x10020764 */
+       unsigned char   res98[0x8];
+       unsigned int    gate_bus_noc;
+       unsigned char   res99[0xac];
+       unsigned int    gate_top_sclk_gscl;
+       unsigned char   res1000[0x4];
+       unsigned int    gate_top_sclk_disp1;
+       unsigned char   res100[0x10];
+       unsigned int    gate_top_sclk_mau;
+       unsigned int    gate_top_sclk_fsys;
+       unsigned char   res101[0xc];
+       unsigned int    gate_top_sclk_peric;
+       unsigned char   res102[0xc];
+       unsigned int    gate_top_sclk_cperi;
+       unsigned char   res103[0xc];
+       unsigned int    gate_top_sclk_isp;
+       unsigned char   res104[0x9c];
+       unsigned int    gate_ip_gscl0;
+       unsigned char   res105[0xc];
+       unsigned int    gate_ip_gscl1;
+       unsigned char   res106[0x4];
+       unsigned int    gate_ip_disp1;
+       unsigned int    gate_ip_mfc;
+       unsigned int    gate_ip_g3d;
+       unsigned int    gate_ip_gen;            /* 0x10020934 */
+       unsigned char   res107[0xc];
+       unsigned int    gate_ip_fsys;
+       unsigned char   res108[0x8];
+       unsigned int    gate_ip_peric;
+       unsigned char   res109[0xc];
+       unsigned int    gate_ip_peris;
+       unsigned char   res110[0xc];
+       unsigned int    gate_ip_mscl;
+       unsigned char   res111[0xc];
+       unsigned int    gate_ip_block;
+       unsigned char   res112[0xc];
+       unsigned int    bypass;
+       unsigned char   res113[0x6c];
+       unsigned int    clkout_cmu_top;
+       unsigned int    clkout_cmu_top_div_stat;
+       unsigned char   res114[0xf8];
+       unsigned int    clkout_top_spare0;
+       unsigned int    clkout_top_spare1;
+       unsigned int    clkout_top_spare2;
+       unsigned int    clkout_top_spare3;
+       unsigned char   res115[0x34e0];
+       unsigned int    clkout_top_version;
+       unsigned char   res116[0xc01c];
+       unsigned int    bpll_lock;                      /* 0x10030010 */
+       unsigned char   res117[0xfc];
+       unsigned int    bpll_con0;
+       unsigned int    bpll_con1;
+       unsigned char   res118[0xe8];
+       unsigned int    src_cdrex;
+       unsigned char   res119[0x1fc];
+       unsigned int    mux_stat_cdrex;
+       unsigned char   res120[0xfc];
+       unsigned int    div_cdrex0;
+       unsigned int    div_cdrex1;
+       unsigned char   res121[0xf8];
+       unsigned int    div_stat_cdrex;
+       unsigned char   res1211[0xfc];
+       unsigned int    gate_bus_cdrex;
+       unsigned int    gate_bus_cdrex1;
+       unsigned char   res122[0x1f8];
+       unsigned int    gate_ip_cdrex;
+       unsigned char   res123[0x10];
+       unsigned int    dmc_freq_ctrl;          /* 0x10030914 */
+       unsigned char   res124[0x4];
+       unsigned int    pause;
+       unsigned int    ddrphy_lock_ctrl;
+       unsigned char   res125[0xdc];
+       unsigned int    clkout_cmu_cdrex;
+       unsigned int    clkout_cmu_cdrex_div_stat;
+       unsigned char   res126[0x8];
+       unsigned int    lpddr3phy_ctrl;
+       unsigned int    lpddr3phy_con0;
+       unsigned int    lpddr3phy_con1;
+       unsigned int    lpddr3phy_con2;
+       unsigned int    lpddr3phy_con3;
+       unsigned int    lpddr3phy_con4;
+       unsigned int    lpddr3phy_con5;         /* 0x10030a28 */
+       unsigned int    pll_div2_sel;
+       unsigned char   res127[0xd0];
+       unsigned int    cmu_cdrex_spare0;
+       unsigned int    cmu_cdrex_spare1;
+       unsigned int    cmu_cdrex_spare2;
+       unsigned int    cmu_cdrex_spare3;
+       unsigned int    cmu_cdrex_spare4;
+       unsigned char   res128[0x34dc];
+       unsigned int    cmu_cdrex_version;              /* 0x10033ff0 */
+       unsigned char   res129[0x400c];
+       unsigned int    kpll_lock;
+       unsigned char   res130[0xfc];
+       unsigned int    kpll_con0;
+       unsigned int    kpll_con1;
+       unsigned char   res131[0xf8];
+       unsigned int    src_kfc;
+       unsigned char   res132[0x1fc];
+       unsigned int    mux_stat_kfc;           /* 0x10038400 */
+       unsigned char   res133[0xfc];
+       unsigned int    div_kfc0;
+       unsigned char   res134[0xfc];
+       unsigned int    div_stat_kfc0;
+       unsigned char   res135[0xfc];
+       unsigned int    gate_bus_cpu_kfc;
+       unsigned char   res136[0xfc];
+       unsigned int    gate_sclk_cpu_kfc;
+       unsigned char   res137[0x1fc];
+       unsigned int    clkout_cmu_kfc;
+       unsigned int    clkout_cmu_kfc_div_stat;        /* 0x10038a04 */
+       unsigned char   res138[0x5f8];
+       unsigned int    armclk_stopctrl_kfc;
+       unsigned char   res139[0x4];
+       unsigned int    armclk_ema_ctrl_kfc;
+       unsigned int    armclk_ema_status_kfc;
+       unsigned char   res140[0x10];
+       unsigned int    pwr_ctrl_kfc;
+       unsigned int    pwr_ctrl2_kfc;
+       unsigned char   res141[0xd8];
+       unsigned int    kpll_con0_l8;
+       unsigned int    kpll_con0_l7;
+       unsigned int    kpll_con0_l6;
+       unsigned int    kpll_con0_l5;
+       unsigned int    kpll_con0_l4;
+       unsigned int    kpll_con0_l3;
+       unsigned int    kpll_con0_l2;
+       unsigned int    kpll_con0_l1;
+       unsigned int    iem_control_kfc;                /* 0x10039120 */
+       unsigned char   res142[0xdc];
+       unsigned int    kpll_con1_l8;
+       unsigned int    kpll_con1_l7;
+       unsigned int    kpll_con1_l6;
+       unsigned int    kpll_con1_l5;
+       unsigned int    kpll_con1_l4;
+       unsigned int    kpll_con1_l3;
+       unsigned int    kpll_con1_l2;
+       unsigned int    kpll_con1_l1;
+       unsigned char   res143[0xe0];
+       unsigned int    clkdiv_iem_l8_kfc;              /* 0x10039300 */
+       unsigned int    clkdiv_iem_l7_kfc;
+       unsigned int    clkdiv_iem_l6_kfc;
+       unsigned int    clkdiv_iem_l5_kfc;
+       unsigned int    clkdiv_iem_l4_kfc;
+       unsigned int    clkdiv_iem_l3_kfc;
+       unsigned int    clkdiv_iem_l2_kfc;
+       unsigned int    clkdiv_iem_l1_kfc;
+       unsigned char   res144[0xe0];
+       unsigned int    l2_status_kfc;
+       unsigned char   res145[0xc];
+       unsigned int    cpu_status_kfc;         /* 0x10039410 */
+       unsigned char   res146[0xc];
+       unsigned int    ptm_status_kfc;
+       unsigned char   res147[0xbdc];
+       unsigned int    cmu_kfc_spare0;
+       unsigned int    cmu_kfc_spare1;
+       unsigned int    cmu_kfc_spare2;
+       unsigned int    cmu_kfc_spare3;
+       unsigned int    cmu_kfc_spare4;
+       unsigned char   res148[0x1fdc];
+       unsigned int    cmu_kfc_version;                /* 0x1003bff0 */
+};
+
 /* structure for epll configuration used in audio clock configuration */
 struct set_epll_con_val {
        unsigned int freq_out;          /* frequency out */