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Diffstat (limited to 'arch/arm/cpu/arm926ejs/davinci/cpu.c')
-rw-r--r--arch/arm/cpu/arm926ejs/davinci/cpu.c76
1 files changed, 32 insertions, 44 deletions
diff --git a/arch/arm/cpu/arm926ejs/davinci/cpu.c b/arch/arm/cpu/arm926ejs/davinci/cpu.c
index 9ea9785..b3c9fb7 100644
--- a/arch/arm/cpu/arm926ejs/davinci/cpu.c
+++ b/arch/arm/cpu/arm926ejs/davinci/cpu.c
@@ -25,6 +25,8 @@
#include <asm/arch/hardware.h>
#include <asm/io.h>
+DECLARE_GLOBAL_DATA_PTR;
+
/* offsets from PLL controller base */
#define PLLC_PLLCTL 0x100
#define PLLC_PLLM 0x110
@@ -115,21 +117,8 @@ int clk_get(enum davinci_clk_ids id)
out:
return pll_out;
}
-#ifdef CONFIG_DISPLAY_CPUINFO
-int print_cpuinfo(void)
-{
- printf("Cores: ARM %d MHz",
- clk_get(DAVINCI_ARM_CLKID) / 1000000);
- printf("\nDDR: %d MHz\n",
- /* DDR PHY uses an x2 input clock */
- clk_get(0x10001) / 1000000);
- return 0;
-}
-#endif
#else /* CONFIG_SOC_DA8XX */
-#ifdef CONFIG_DISPLAY_CPUINFO
-
static unsigned pll_div(volatile void *pllbase, unsigned offset)
{
u32 div;
@@ -185,36 +174,6 @@ static unsigned pll_sysclk_mhz(unsigned pll_addr, unsigned div)
return DIV_ROUND_UP(base, 1000 * pll_div(pllbase, div));
}
-int print_cpuinfo(void)
-{
- /* REVISIT fetch and display CPU ID and revision information
- * too ... that will matter as more revisions appear.
- */
-#if defined(CONFIG_SOC_DM365)
- printf("Cores: ARM %d MHz",
- pll_sysclk_mhz(DAVINCI_PLL_CNTRL1_BASE, ARM_PLLDIV));
-#else
- printf("Cores: ARM %d MHz",
- pll_sysclk_mhz(DAVINCI_PLL_CNTRL0_BASE, ARM_PLLDIV));
-#endif
-
-#ifdef DSP_PLLDIV
- printf(", DSP %d MHz",
- pll_sysclk_mhz(DAVINCI_PLL_CNTRL0_BASE, DSP_PLLDIV));
-#endif
-
- printf("\nDDR: %d MHz\n",
- /* DDR PHY uses an x2 input clock */
-#if defined(CONFIG_SOC_DM365)
- pll_sysclk_mhz(DAVINCI_PLL_CNTRL0_BASE, DDR_PLLDIV)
- / 2);
-#else
- pll_sysclk_mhz(DAVINCI_PLL_CNTRL1_BASE, DDR_PLLDIV)
- / 2);
-#endif
- return 0;
-}
-
#ifdef DAVINCI_DM6467EVM
unsigned int davinci_arm_clk_get()
{
@@ -228,9 +187,38 @@ unsigned int davinci_clk_get(unsigned int div)
return pll_sysclk_mhz(DAVINCI_PLL_CNTRL0_BASE, div) * 1000000;
}
#endif
-#endif /* CONFIG_DISPLAY_CPUINFO */
#endif /* !CONFIG_SOC_DA8XX */
+int set_cpu_clk_info(void)
+{
+#ifdef CONFIG_SOC_DA8XX
+ gd->bd->bi_arm_freq = clk_get(DAVINCI_ARM_CLKID) / 1000000;
+ /* DDR PHY uses an x2 input clock */
+ gd->bd->bi_ddr_freq = clk_get(0x10001) / 1000000;
+#else
+
+ unsigned int pllbase = DAVINCI_PLL_CNTRL0_BASE;
+#if defined(CONFIG_SOC_DM365)
+ pllbase = DAVINCI_PLL_CNTRL1_BASE;
+#endif
+ gd->bd->bi_arm_freq = pll_sysclk_mhz(pllbase, ARM_PLLDIV);
+
+#ifdef DSP_PLLDIV
+ gd->bd->bi_dsp_freq =
+ pll_sysclk_mhz(DAVINCI_PLL_CNTRL0_BASE, DSP_PLLDIV);
+#else
+ gd->bd->bi_dsp_freq = 0;
+#endif
+
+ pllbase = DAVINCI_PLL_CNTRL1_BASE;
+#if defined(CONFIG_SOC_DM365)
+ pllbase = DAVINCI_PLL_CNTRL0_BASE;
+#endif
+ gd->bd->bi_ddr_freq = pll_sysclk_mhz(pllbase, DDR_PLLDIV) / 2;
+#endif
+ return 0;
+}
+
/*
* Initializes on-chip ethernet controllers.
* to override, implement board_eth_init()