APB0_DIV_1 << APB0_DIV_SHIFT |
CPU_CLK_SRC_PLL1 << CPU_CLK_SRC_SHIFT,
&ccm->cpu_ahb_apb0_cfg);
-#ifdef CONFIG_SUN7I
+#ifdef CONFIG_MACH_SUN7I
setbits_le32(&ccm->ahb_gate0, 0x1 << AHB_GATE_OFFSET_DMA);
#endif
writel(PLL6_CFG_DEFAULT, &ccm->pll6_cfg);
unsigned int freq;
} pll1_para[] = {
/* This array must be ordered by frequency. */
- { PLL1_CFG(16, 0, 0, 0), 384000000 },
- { PLL1_CFG(16, 1, 0, 0), 768000000 },
- { PLL1_CFG(20, 1, 0, 0), 960000000 },
- { PLL1_CFG(21, 1, 0, 0), 1008000000},
- { PLL1_CFG(22, 1, 0, 0), 1056000000},
- { PLL1_CFG(23, 1, 0, 0), 1104000000},
- { PLL1_CFG(24, 1, 0, 0), 1152000000},
- { PLL1_CFG(25, 1, 0, 0), 1200000000},
- { PLL1_CFG(26, 1, 0, 0), 1248000000},
- { PLL1_CFG(27, 1, 0, 0), 1296000000},
- { PLL1_CFG(28, 1, 0, 0), 1344000000},
- { PLL1_CFG(29, 1, 0, 0), 1392000000},
- { PLL1_CFG(30, 1, 0, 0), 1440000000},
{ PLL1_CFG(31, 1, 0, 0), 1488000000},
- /* Final catchall entry */
- { PLL1_CFG(31, 1, 0, 0), ~0},
+ { PLL1_CFG(30, 1, 0, 0), 1440000000},
+ { PLL1_CFG(29, 1, 0, 0), 1392000000},
+ { PLL1_CFG(28, 1, 0, 0), 1344000000},
+ { PLL1_CFG(27, 1, 0, 0), 1296000000},
+ { PLL1_CFG(26, 1, 0, 0), 1248000000},
+ { PLL1_CFG(25, 1, 0, 0), 1200000000},
+ { PLL1_CFG(24, 1, 0, 0), 1152000000},
+ { PLL1_CFG(23, 1, 0, 0), 1104000000},
+ { PLL1_CFG(22, 1, 0, 0), 1056000000},
+ { PLL1_CFG(21, 1, 0, 0), 1008000000},
+ { PLL1_CFG(20, 1, 0, 0), 960000000 },
+ { PLL1_CFG(19, 1, 0, 0), 912000000 },
+ { PLL1_CFG(16, 1, 0, 0), 768000000 },
+ /* Final catchall entry 384MHz*/
+ { PLL1_CFG(16, 0, 0, 0), 0 },
+
};
void clock_set_pll1(unsigned int hz)
(struct sunxi_ccm_reg *)SUNXI_CCM_BASE;
/* Find target frequency */
- while (pll1_para[i].freq < hz)
+ while (pll1_para[i].freq > hz)
i++;
hz = pll1_para[i].freq;
+ if (! hz)
+ hz = 384000000;
/* Calculate system clock divisors */
axi = DIV_ROUND_UP(hz, 432000000); /* Max 450MHz */
}
#endif
+void clock_set_pll3(unsigned int clk)
+{
+ struct sunxi_ccm_reg * const ccm =
+ (struct sunxi_ccm_reg *)SUNXI_CCM_BASE;
+
+ if (clk == 0) {
+ clrbits_le32(&ccm->pll3_cfg, CCM_PLL3_CTRL_EN);
+ return;
+ }
+
+ /* PLL3 rate = 3000000 * m */
+ writel(CCM_PLL3_CTRL_EN | CCM_PLL3_CTRL_INTEGER_MODE |
+ CCM_PLL3_CTRL_M(clk / 3000000), &ccm->pll3_cfg);
+}
+
+unsigned int clock_get_pll5p(void)
+{
+ struct sunxi_ccm_reg *const ccm =
+ (struct sunxi_ccm_reg *)SUNXI_CCM_BASE;
+ uint32_t rval = readl(&ccm->pll5_cfg);
+ int n = ((rval & CCM_PLL5_CTRL_N_MASK) >> CCM_PLL5_CTRL_N_SHIFT);
+ int k = ((rval & CCM_PLL5_CTRL_K_MASK) >> CCM_PLL5_CTRL_K_SHIFT) + 1;
+ int p = ((rval & CCM_PLL5_CTRL_P_MASK) >> CCM_PLL5_CTRL_P_SHIFT);
+ return (24000000 * n * k) >> p;
+}
+
unsigned int clock_get_pll6(void)
{
struct sunxi_ccm_reg *const ccm =
int k = ((rval & CCM_PLL6_CTRL_K_MASK) >> CCM_PLL6_CTRL_K_SHIFT) + 1;
return 24000000 * n * k / 2;
}
+
+void clock_set_de_mod_clock(u32 *clk_cfg, unsigned int hz)
+{
+ int pll = clock_get_pll5p();
+ int div = 1;
+
+ while ((pll / div) > hz)
+ div++;
+
+ writel(CCM_DE_CTRL_GATE | CCM_DE_CTRL_RST | CCM_DE_CTRL_PLL5P |
+ CCM_DE_CTRL_M(div), clk_cfg);
+}