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-rw-r--r--arch/arm/cpu/armv7/omap-common/clocks-common.c26
-rw-r--r--arch/arm/cpu/armv7/omap4/hw_data.c9
-rw-r--r--arch/arm/cpu/armv7/omap5/hw_data.c64
-rw-r--r--arch/arm/include/asm/omap_common.h3
4 files changed, 94 insertions, 8 deletions
diff --git a/arch/arm/cpu/armv7/omap-common/clocks-common.c b/arch/arm/cpu/armv7/omap-common/clocks-common.c
index 818a96337..9ed18995e 100644
--- a/arch/arm/cpu/armv7/omap-common/clocks-common.c
+++ b/arch/arm/cpu/armv7/omap-common/clocks-common.c
@@ -55,11 +55,12 @@ const u32 sys_clk_array[8] = {
26000000, /* 26 MHz */
27000000, /* 27 MHz */
38400000, /* 38.4 MHz */
+ 20000000, /* 20 MHz */
};
static inline u32 __get_sys_clk_index(void)
{
- u32 ind;
+ s8 ind;
/*
* For ES1 the ROM code calibration of sys clock is not reliable
* due to hw issue. So, use hard-coded value. If this value is not
@@ -73,6 +74,13 @@ static inline u32 __get_sys_clk_index(void)
/* SYS_CLKSEL - 1 to match the dpll param array indices */
ind = (readl((*prcm)->cm_sys_clksel) &
CM_SYS_CLKSEL_SYS_CLKSEL_MASK) - 1;
+ /*
+ * SYS_CLKSEL value for 20MHz is 0. This is introduced newly
+ * in DRA7XX socs. SYS_CLKSEL -1 will be greater than
+ * NUM_SYS_CLK. So considering the last 3 bits as the index
+ * for the dpll param array.
+ */
+ ind &= CM_SYS_CLKSEL_SYS_CLKSEL_MASK;
}
return ind;
}
@@ -201,12 +209,25 @@ const struct dpll_params *get_abe_dpll_params(struct dplls const *dpll_data)
#endif
}
+static const struct dpll_params *get_ddr_dpll_params
+ (struct dplls const *dpll_data)
+{
+ u32 sysclk_ind = get_sys_clk_index();
+
+ if (!dpll_data->ddr)
+ return NULL;
+ return &dpll_data->ddr[sysclk_ind];
+}
+
static void do_setup_dpll(u32 const base, const struct dpll_params *params,
u8 lock, char *dpll)
{
u32 temp, M, N;
struct dpll_regs *const dpll_regs = (struct dpll_regs *)base;
+ if (!params)
+ return;
+
temp = readl(&dpll_regs->cm_clksel_dpll);
if (check_for_lock(base)) {
@@ -397,6 +418,9 @@ static void setup_dplls(void)
#ifdef CONFIG_USB_EHCI_OMAP
setup_usb_dpll();
#endif
+ params = get_ddr_dpll_params(*dplls_data);
+ do_setup_dpll((*prcm)->cm_clkmode_dpll_ddrphy,
+ params, DPLL_LOCK, "ddr");
}
#ifdef CONFIG_SYS_CLOCKS_ENABLE_ALL
diff --git a/arch/arm/cpu/armv7/omap4/hw_data.c b/arch/arm/cpu/armv7/omap4/hw_data.c
index 3b27bc110..7551b9861 100644
--- a/arch/arm/cpu/armv7/omap4/hw_data.c
+++ b/arch/arm/cpu/armv7/omap4/hw_data.c
@@ -182,7 +182,8 @@ struct dplls omap4430_dplls_es1 = {
#else
.abe = &abe_dpll_params_32k_196608khz,
#endif
- .usb = usb_dpll_params_1920mhz
+ .usb = usb_dpll_params_1920mhz,
+ .ddr = NULL
};
struct dplls omap4430_dplls = {
@@ -195,7 +196,8 @@ struct dplls omap4430_dplls = {
#else
.abe = &abe_dpll_params_32k_196608khz,
#endif
- .usb = usb_dpll_params_1920mhz
+ .usb = usb_dpll_params_1920mhz,
+ .ddr = NULL
};
struct dplls omap4460_dplls = {
@@ -208,7 +210,8 @@ struct dplls omap4460_dplls = {
#else
.abe = &abe_dpll_params_32k_196608khz,
#endif
- .usb = usb_dpll_params_1920mhz
+ .usb = usb_dpll_params_1920mhz,
+ .ddr = NULL
};
struct pmic_data twl6030_4430es1 = {
diff --git a/arch/arm/cpu/armv7/omap5/hw_data.c b/arch/arm/cpu/armv7/omap5/hw_data.c
index 9b6b2dbe4..b82205ae8 100644
--- a/arch/arm/cpu/armv7/omap5/hw_data.c
+++ b/arch/arm/cpu/armv7/omap5/hw_data.c
@@ -98,6 +98,17 @@ static const struct dpll_params mpu_dpll_params_499mhz[NUM_SYS_CLKS] = {
{493, 37, 1, -1, -1, -1, -1, -1, -1, -1, -1, -1} /* 38.4 MHz */
};
+static const struct dpll_params mpu_dpll_params_1ghz[NUM_SYS_CLKS] = {
+ {250, 2, 1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 12 MHz */
+ {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 13 MHz */
+ {119, 1, 1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 16.8 MHz */
+ {625, 11, 1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 19.2 MHz */
+ {500, 12, 1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 26 MHz */
+ {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 27 MHz */
+ {625, 23, 1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 38.4 MHz */
+ {50, 0, 1, -1, -1, -1, -1, -1, -1, -1, -1, -1} /* 20 MHz */
+};
+
static const struct dpll_params
core_dpll_params_2128mhz_ddr532[NUM_SYS_CLKS] = {
{266, 2, 2, 5, 8, 4, 62, 5, -1, 5, 7, -1}, /* 12 MHz */
@@ -121,6 +132,18 @@ static const struct dpll_params
};
static const struct dpll_params
+ core_dpll_params_2128mhz_ddr532_dra7xx[NUM_SYS_CLKS] = {
+ {266, 2, 2, -1, -1, 4, 62, 5, -1, 5, 7, 6}, /* 12 MHz */
+ {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 13 MHz */
+ {443, 6, 2, -1, -1, 4, 62, 5, -1, 5, 7, 6}, /* 16.8 MHz */
+ {277, 4, 2, -1, -1, 4, 62, 5, -1, 5, 7, 6}, /* 19.2 MHz */
+ {368, 8, 2, -1, -1, 4, 62, 5, -1, 5, 7, 6}, /* 26 MHz */
+ {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 27 MHz */
+ {277, 9, 2, -1, -1, 4, 62, 5, -1, 5, 7, 6}, /* 38.4 MHz */
+ {266, 4, 2, -1, -1, 4, 62, 5, -1, 5, 7, 6} /* 20 MHz */
+};
+
+static const struct dpll_params
core_dpll_params_2128mhz_ddr266[NUM_SYS_CLKS] = {
{266, 2, 4, 8, 8, 8, 62, 10, -1, 10, 14, -1}, /* 12 MHz */
{-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 13 MHz */
@@ -162,6 +185,17 @@ static const struct dpll_params per_dpll_params_768mhz_es2[NUM_SYS_CLKS] = {
{10, 0, 4, 3, 3, 4, -1, 2, -1, -1, -1, -1} /* 38.4 MHz */
};
+static const struct dpll_params per_dpll_params_768mhz_dra7xx[NUM_SYS_CLKS] = {
+ {32, 0, 4, -1, 3, 4, 10, 2, -1, -1, -1, -1}, /* 12 MHz */
+ {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 13 MHz */
+ {160, 6, 4, -1, 3, 4, 10, 2, -1, -1, -1, -1}, /* 16.8 MHz */
+ {20, 0, 4, -1, 3, 4, 10, 2, -1, -1, -1, -1}, /* 19.2 MHz */
+ {192, 12, 4, -1, 3, 4, 10, 2, -1, -1, -1, -1}, /* 26 MHz */
+ {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 27 MHz */
+ {10, 0, 4, -1, 3, 4, 10, 2, -1, -1, -1, -1}, /* 38.4 MHz */
+ {96, 4, 4, -1, 3, 4, 10, 2, -1, -1, -1, -1} /* 20 MHz */
+};
+
static const struct dpll_params iva_dpll_params_2330mhz[NUM_SYS_CLKS] = {
{1165, 11, -1, -1, 5, 6, -1, -1, -1, -1, -1, -1}, /* 12 MHz */
{-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 13 MHz */
@@ -196,7 +230,19 @@ static const struct dpll_params usb_dpll_params_1920mhz[NUM_SYS_CLKS] = {
{400, 7, 2, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 19.2 MHz */
{480, 12, 2, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 26 MHz */
{-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 27 MHz */
- {400, 15, 2, -1, -1, -1, -1, -1, -1, -1, -1, -1} /* 38.4 MHz */
+ {400, 15, 2, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 38.4 MHz */
+ {48, 0, 2, -1, -1, -1, -1, -1, -1, -1, -1, -1} /* 20 MHz */
+};
+
+static const struct dpll_params ddr_dpll_params_1066mhz[NUM_SYS_CLKS] = {
+ {533, 11, 1, 1, 4, -1, -1, -1, -1, -1, -1, -1}, /* 12 MHz */
+ {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 13 MHz */
+ {222, 6, 1, 1, 4, -1, -1, -1, -1, -1, -1, -1}, /* 16.8 MHz */
+ {111, 3, 1, 1, 4, -1, -1, -1, -1, -1, -1, -1}, /* 19.2 MHz */
+ {41, 1, 1, 1, 4, -1, -1, -1, -1, -1, -1, -1}, /* 26 MHz */
+ {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 27 MHz */
+ {347, 24, 1, 1, 4, -1, -1, -1, -1, -1, -1, -1}, /* 38.4 MHz */
+ {533, 19, 1, 1, 4, -1, -1, -1, -1, -1, -1, -1} /* 20 MHz */
};
struct dplls omap5_dplls_es1 = {
@@ -209,7 +255,8 @@ struct dplls omap5_dplls_es1 = {
#else
.abe = &abe_dpll_params_32k_196608khz,
#endif
- .usb = usb_dpll_params_1920mhz
+ .usb = usb_dpll_params_1920mhz,
+ .ddr = NULL
};
struct dplls omap5_dplls_es2 = {
@@ -222,7 +269,16 @@ struct dplls omap5_dplls_es2 = {
#else
.abe = &abe_dpll_params_32k_196608khz,
#endif
- .usb = usb_dpll_params_1920mhz
+ .usb = usb_dpll_params_1920mhz,
+ .ddr = NULL
+};
+
+struct dplls dra7xx_dplls = {
+ .mpu = mpu_dpll_params_1ghz,
+ .core = core_dpll_params_2128mhz_ddr532_dra7xx,
+ .per = per_dpll_params_768mhz_dra7xx,
+ .usb = usb_dpll_params_1920mhz,
+ .ddr = ddr_dpll_params_1066mhz,
};
struct pmic_data palmas = {
@@ -505,6 +561,8 @@ void hw_data_init(void)
case DRA752_ES1_0:
*prcm = &dra7xx_prcm;
+ *dplls_data = &dra7xx_dplls;
+ *omap_vcores = &omap5430_volts_es2;
break;
default:
diff --git a/arch/arm/include/asm/omap_common.h b/arch/arm/include/asm/omap_common.h
index 54700f768..59bfabcf3 100644
--- a/arch/arm/include/asm/omap_common.h
+++ b/arch/arm/include/asm/omap_common.h
@@ -27,7 +27,7 @@
#include <common.h>
-#define NUM_SYS_CLKS 7
+#define NUM_SYS_CLKS 8
struct prcm_regs {
/* cm1.ckgen */
@@ -473,6 +473,7 @@ struct dplls {
const struct dpll_params *abe;
const struct dpll_params *iva;
const struct dpll_params *usb;
+ const struct dpll_params *ddr;
};
struct pmic_data {
generated by cgit v1.2.3-70-g09d2 (git 2.51.2) at 2025-10-31 23:20:21 +0000