summaryrefslogtreecommitdiff
path: root/arch/arm/cpu
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm/cpu')
-rw-r--r--arch/arm/cpu/armv7/exynos/clock.c279
-rw-r--r--arch/arm/cpu/armv7/exynos/clock_init.h17
-rw-r--r--arch/arm/cpu/armv7/exynos/clock_init_exynos5.c352
-rw-r--r--arch/arm/cpu/armv7/exynos/exynos5_setup.h738
4 files changed, 1184 insertions, 202 deletions
diff --git a/arch/arm/cpu/armv7/exynos/clock.c b/arch/arm/cpu/armv7/exynos/clock.c
index 84a5047..5bde9d1 100644
--- a/arch/arm/cpu/armv7/exynos/clock.c
+++ b/arch/arm/cpu/armv7/exynos/clock.c
@@ -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,
diff --git a/arch/arm/cpu/armv7/exynos/clock_init.h b/arch/arm/cpu/armv7/exynos/clock_init.h
index c28ff3a..a875d0b 100644
--- a/arch/arm/cpu/armv7/exynos/clock_init.h
+++ b/arch/arm/cpu/armv7/exynos/clock_init.h
@@ -10,7 +10,11 @@
#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 */
};
/**
diff --git a/arch/arm/cpu/armv7/exynos/clock_init_exynos5.c b/arch/arm/cpu/armv7/exynos/clock_init_exynos5.c
index a24c2f3..1d6977f 100644
--- a/arch/arm/cpu/armv7/exynos/clock_init_exynos5.c
+++ b/arch/arm/cpu/armv7/exynos/clock_init_exynos5.c
@@ -24,6 +24,24 @@
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 =
diff --git a/arch/arm/cpu/armv7/exynos/exynos5_setup.h b/arch/arm/cpu/armv7/exynos/exynos5_setup.h
index 696b386..c8d6515 100644
--- a/arch/arm/cpu/armv7/exynos/exynos5_setup.h
+++ b/arch/arm/cpu/armv7/exynos/exynos5_setup.h
@@ -12,42 +12,16 @@
#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)
@@ -90,6 +65,17 @@
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)
@@ -113,29 +99,24 @@
/* 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
@@ -164,10 +145,367 @@
/* 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
@@ -247,6 +585,11 @@
| (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
@@ -279,40 +622,11 @@
| (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
@@ -336,18 +650,6 @@
| (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
@@ -380,105 +682,200 @@
#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
*
@@ -532,14 +932,6 @@ 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
* ddr_mode to distinguish between LPDDR2 and DDR3.
generated by cgit v1.1 at 2024-12-23 02:13:36 +0000