static void mdss_dsi_uniphy_pll_sw_reset(void) { REG_W(0x01, mdss_dsi_base + 0x0268); /* PLL TEST CFG */ udelay(1); REG_W(0x00, mdss_dsi_base + 0x0268); /* PLL TEST CFG */ udelay(1); }
static void mdss_dsi_uniphy_pll_lock_detect_setting(void) { REG_W(0x04, mdss_dsi_base + 0x0264); /* LKDetect CFG2 */ udelay(100); REG_W(0x05, mdss_dsi_base + 0x0264); /* LKDetect CFG2 */ udelay(500); }
void hdmi_pll_disable(void) { clk_enable(mdss_dsi_ahb_clk); REG_W(0x0, hdmi_phy_pll_base + HDMI_UNI_PLL_GLB_CFG); udelay(5); REG_W(0x0, hdmi_phy_base + HDMI_PHY_GLB_CFG); clk_disable(mdss_dsi_ahb_clk); hdmi_pll_on = 0; } /* hdmi_pll_disable */
int hdmi_pll_enable(void) { u32 status; u32 max_reads, timeout_us; clk_enable(mdss_dsi_ahb_clk); /* Global Enable */ REG_W(0x81, hdmi_phy_base + HDMI_PHY_GLB_CFG); /* Power up power gen */ REG_W(0x00, hdmi_phy_base + HDMI_PHY_PD_CTRL0); udelay(350); /* PLL Power-Up */ REG_W(0x01, hdmi_phy_pll_base + HDMI_UNI_PLL_GLB_CFG); udelay(5); /* Power up PLL LDO */ REG_W(0x03, hdmi_phy_pll_base + HDMI_UNI_PLL_GLB_CFG); udelay(350); /* PLL Power-Up */ REG_W(0x0F, hdmi_phy_pll_base + HDMI_UNI_PLL_GLB_CFG); udelay(350); /* poll for PLL ready status */ max_reads = 20; timeout_us = 100; if (readl_poll_timeout_noirq((hdmi_phy_pll_base + HDMI_UNI_PLL_STATUS), status, ((status & BIT(0)) == 1), max_reads, timeout_us)) { pr_err("%s: hdmi phy pll status=%x failed to Lock\n", __func__, status); hdmi_pll_disable(); clk_disable(mdss_dsi_ahb_clk); return -EINVAL; } pr_debug("%s: hdmi phy pll is locked\n", __func__); udelay(350); /* poll for PHY ready status */ max_reads = 20; timeout_us = 100; if (readl_poll_timeout_noirq((hdmi_phy_base + HDMI_PHY_STATUS), status, ((status & BIT(0)) == 1), max_reads, timeout_us)) { pr_err("%s: hdmi phy status=%x failed to Lock\n", __func__, status); hdmi_pll_disable(); clk_disable(mdss_dsi_ahb_clk); return -EINVAL; } pr_debug("%s: hdmi phy is locked\n", __func__); clk_disable(mdss_dsi_ahb_clk); hdmi_pll_on = 1; return 0; } /* hdmi_pll_enable */
int hdmi_pll_set_rate(unsigned long rate) { unsigned int set_power_dwn = 0; if (hdmi_pll_on) { hdmi_pll_disable(); set_power_dwn = 1; } clk_enable(mdss_dsi_ahb_clk); pr_debug("%s: rate=%ld\n", __func__, rate); switch (rate) { case 0: /* This case is needed for suspend/resume. */ break; case 25200000: /* 640x480p60 */ REG_W(0x81, hdmi_phy_base + HDMI_PHY_GLB_CFG); REG_W(0x01, hdmi_phy_pll_base + HDMI_UNI_PLL_GLB_CFG); REG_W(0x01, hdmi_phy_pll_base + HDMI_UNI_PLL_REFCLK_CFG); REG_W(0x19, hdmi_phy_pll_base + HDMI_UNI_PLL_VCOLPF_CFG); REG_W(0x0E, hdmi_phy_pll_base + HDMI_UNI_PLL_LPFR_CFG); REG_W(0x20, hdmi_phy_pll_base + HDMI_UNI_PLL_LPFC1_CFG); REG_W(0x0D, hdmi_phy_pll_base + HDMI_UNI_PLL_LPFC2_CFG); REG_W(0x00, hdmi_phy_pll_base + HDMI_UNI_PLL_SDM_CFG0); REG_W(0x52, hdmi_phy_pll_base + HDMI_UNI_PLL_SDM_CFG1); REG_W(0x00, hdmi_phy_pll_base + HDMI_UNI_PLL_SDM_CFG2); REG_W(0xB0, hdmi_phy_pll_base + HDMI_UNI_PLL_SDM_CFG3); REG_W(0x00, hdmi_phy_pll_base + HDMI_UNI_PLL_SDM_CFG4); REG_W(0x10, hdmi_phy_pll_base + HDMI_UNI_PLL_LKDET_CFG0); REG_W(0x1A, hdmi_phy_pll_base + HDMI_UNI_PLL_LKDET_CFG1); REG_W(0x05, hdmi_phy_pll_base + HDMI_UNI_PLL_LKDET_CFG2); REG_W(0x03, hdmi_phy_pll_base + HDMI_UNI_PLL_POSTDIV1_CFG); REG_W(0x00, hdmi_phy_pll_base + HDMI_UNI_PLL_POSTDIV2_CFG); REG_W(0x00, hdmi_phy_pll_base + HDMI_UNI_PLL_POSTDIV3_CFG); REG_W(0x01, hdmi_phy_pll_base + HDMI_UNI_PLL_CAL_CFG2); REG_W(0x60, hdmi_phy_pll_base + HDMI_UNI_PLL_CAL_CFG8); REG_W(0x00, hdmi_phy_pll_base + HDMI_UNI_PLL_CAL_CFG9); REG_W(0xF4, hdmi_phy_pll_base + HDMI_UNI_PLL_CAL_CFG10); REG_W(0x02, hdmi_phy_pll_base + HDMI_UNI_PLL_CAL_CFG11); REG_W(0x1F, hdmi_phy_base + HDMI_PHY_PD_CTRL0); udelay(50); REG_W(0x0F, hdmi_phy_pll_base + HDMI_UNI_PLL_GLB_CFG); REG_W(0x00, hdmi_phy_base + HDMI_PHY_PD_CTRL1); REG_W(0x10, hdmi_phy_base + HDMI_PHY_ANA_CFG2); REG_W(0xDB, hdmi_phy_base + HDMI_PHY_ANA_CFG0); REG_W(0x43, hdmi_phy_base + HDMI_PHY_ANA_CFG1); REG_W(0x02, hdmi_phy_base + HDMI_PHY_ANA_CFG2); REG_W(0x00, hdmi_phy_base + HDMI_PHY_ANA_CFG3); REG_W(0x04, hdmi_phy_pll_base + HDMI_UNI_PLL_VREG_CFG); REG_W(0xD0, hdmi_phy_base + HDMI_PHY_DCC_CFG0); REG_W(0x1A, hdmi_phy_base + HDMI_PHY_DCC_CFG1); REG_W(0x00, hdmi_phy_base + HDMI_PHY_TXCAL_CFG0); REG_W(0x00, hdmi_phy_base + HDMI_PHY_TXCAL_CFG1); REG_W(0x02, hdmi_phy_base + HDMI_PHY_TXCAL_CFG2); REG_W(0x05, hdmi_phy_base + HDMI_PHY_TXCAL_CFG3); udelay(200); break; case 27000000: /* 576p50/576i50 case */ REG_W(0x81, hdmi_phy_base + HDMI_PHY_GLB_CFG); REG_W(0x01, hdmi_phy_pll_base + HDMI_UNI_PLL_GLB_CFG); REG_W(0x01, hdmi_phy_pll_base + HDMI_UNI_PLL_REFCLK_CFG); REG_W(0x19, hdmi_phy_pll_base + HDMI_UNI_PLL_VCOLPF_CFG); REG_W(0X0E, hdmi_phy_pll_base + HDMI_UNI_PLL_LPFR_CFG); REG_W(0x20, hdmi_phy_pll_base + HDMI_UNI_PLL_LPFC1_CFG); REG_W(0X0D, hdmi_phy_pll_base + HDMI_UNI_PLL_LPFC2_CFG); REG_W(0x00, hdmi_phy_pll_base + HDMI_UNI_PLL_SDM_CFG0); REG_W(0x54, hdmi_phy_pll_base + HDMI_UNI_PLL_SDM_CFG1); REG_W(0x00, hdmi_phy_pll_base + HDMI_UNI_PLL_SDM_CFG2); REG_W(0x18, hdmi_phy_pll_base + HDMI_UNI_PLL_SDM_CFG3); REG_W(0x00, hdmi_phy_pll_base + HDMI_UNI_PLL_SDM_CFG4); REG_W(0x10, hdmi_phy_pll_base + HDMI_UNI_PLL_LKDET_CFG0); REG_W(0X1A, hdmi_phy_pll_base + HDMI_UNI_PLL_LKDET_CFG1); REG_W(0x05, hdmi_phy_pll_base + HDMI_UNI_PLL_LKDET_CFG2); REG_W(0x03, hdmi_phy_pll_base + HDMI_UNI_PLL_POSTDIV1_CFG); REG_W(0x00, hdmi_phy_pll_base + HDMI_UNI_PLL_POSTDIV2_CFG); REG_W(0x00, hdmi_phy_pll_base + HDMI_UNI_PLL_POSTDIV3_CFG); REG_W(0x01, hdmi_phy_pll_base + HDMI_UNI_PLL_CAL_CFG2); REG_W(0x60, hdmi_phy_pll_base + HDMI_UNI_PLL_CAL_CFG8); REG_W(0x00, hdmi_phy_pll_base + HDMI_UNI_PLL_CAL_CFG9); REG_W(0x2a, hdmi_phy_pll_base + HDMI_UNI_PLL_CAL_CFG10); REG_W(0x03, hdmi_phy_pll_base + HDMI_UNI_PLL_CAL_CFG11); REG_W(0X1F, hdmi_phy_base + HDMI_PHY_PD_CTRL0); udelay(50); REG_W(0X0F, hdmi_phy_pll_base + HDMI_UNI_PLL_GLB_CFG); REG_W(0x00, hdmi_phy_base + HDMI_PHY_PD_CTRL1); REG_W(0x10, hdmi_phy_base + HDMI_PHY_ANA_CFG2); REG_W(0XDB, hdmi_phy_base + HDMI_PHY_ANA_CFG0); REG_W(0x43, hdmi_phy_base + HDMI_PHY_ANA_CFG1); REG_W(0x02, hdmi_phy_base + HDMI_PHY_ANA_CFG2); REG_W(0x00, hdmi_phy_base + HDMI_PHY_ANA_CFG3); REG_W(0x04, hdmi_phy_pll_base + HDMI_UNI_PLL_VREG_CFG); REG_W(0XD0, hdmi_phy_base + HDMI_PHY_DCC_CFG0); REG_W(0X1A, hdmi_phy_base + HDMI_PHY_DCC_CFG1); REG_W(0x00, hdmi_phy_base + HDMI_PHY_TXCAL_CFG0); REG_W(0x00, hdmi_phy_base + HDMI_PHY_TXCAL_CFG1); REG_W(0x02, hdmi_phy_base + HDMI_PHY_TXCAL_CFG2); REG_W(0x05, hdmi_phy_base + HDMI_PHY_TXCAL_CFG3); udelay(200); break; case 27030000: /* 480p60/480i60 case */ REG_W(0x81, hdmi_phy_base + HDMI_PHY_GLB_CFG); REG_W(0x01, hdmi_phy_pll_base + HDMI_UNI_PLL_GLB_CFG); REG_W(0x01, hdmi_phy_pll_base + HDMI_UNI_PLL_REFCLK_CFG); REG_W(0x19, hdmi_phy_pll_base + HDMI_UNI_PLL_VCOLPF_CFG); REG_W(0x0E, hdmi_phy_pll_base + HDMI_UNI_PLL_LPFR_CFG); REG_W(0x20, hdmi_phy_pll_base + HDMI_UNI_PLL_LPFC1_CFG); REG_W(0x0D, hdmi_phy_pll_base + HDMI_UNI_PLL_LPFC2_CFG); REG_W(0x00, hdmi_phy_pll_base + HDMI_UNI_PLL_SDM_CFG0); REG_W(0x54, hdmi_phy_pll_base + HDMI_UNI_PLL_SDM_CFG1); REG_W(0x66, hdmi_phy_pll_base + HDMI_UNI_PLL_SDM_CFG2); REG_W(0x1D, hdmi_phy_pll_base + HDMI_UNI_PLL_SDM_CFG3); REG_W(0x00, hdmi_phy_pll_base + HDMI_UNI_PLL_SDM_CFG4); REG_W(0x10, hdmi_phy_pll_base + HDMI_UNI_PLL_LKDET_CFG0); REG_W(0x1A, hdmi_phy_pll_base + HDMI_UNI_PLL_LKDET_CFG1); REG_W(0x05, hdmi_phy_pll_base + HDMI_UNI_PLL_LKDET_CFG2); REG_W(0x03, hdmi_phy_pll_base + HDMI_UNI_PLL_POSTDIV1_CFG); REG_W(0x00, hdmi_phy_pll_base + HDMI_UNI_PLL_POSTDIV2_CFG); REG_W(0x00, hdmi_phy_pll_base + HDMI_UNI_PLL_POSTDIV3_CFG); REG_W(0x01, hdmi_phy_pll_base + HDMI_UNI_PLL_CAL_CFG2); REG_W(0x60, hdmi_phy_pll_base + HDMI_UNI_PLL_CAL_CFG8); REG_W(0x00, hdmi_phy_pll_base + HDMI_UNI_PLL_CAL_CFG9); REG_W(0x2A, hdmi_phy_pll_base + HDMI_UNI_PLL_CAL_CFG10); REG_W(0x03, hdmi_phy_pll_base + HDMI_UNI_PLL_CAL_CFG11); REG_W(0x1F, hdmi_phy_base + HDMI_PHY_PD_CTRL0); udelay(50); REG_W(0x0F, hdmi_phy_pll_base + HDMI_UNI_PLL_GLB_CFG); REG_W(0x00, hdmi_phy_base + HDMI_PHY_PD_CTRL1); REG_W(0x10, hdmi_phy_base + HDMI_PHY_ANA_CFG2); REG_W(0xDB, hdmi_phy_base + HDMI_PHY_ANA_CFG0); REG_W(0x43, hdmi_phy_base + HDMI_PHY_ANA_CFG1); REG_W(0x02, hdmi_phy_base + HDMI_PHY_ANA_CFG2); REG_W(0x00, hdmi_phy_base + HDMI_PHY_ANA_CFG3); REG_W(0x04, hdmi_phy_pll_base + HDMI_UNI_PLL_VREG_CFG); REG_W(0xD0, hdmi_phy_base + HDMI_PHY_DCC_CFG0); REG_W(0x1A, hdmi_phy_base + HDMI_PHY_DCC_CFG1); REG_W(0x00, hdmi_phy_base + HDMI_PHY_TXCAL_CFG0); REG_W(0x00, hdmi_phy_base + HDMI_PHY_TXCAL_CFG1); REG_W(0x02, hdmi_phy_base + HDMI_PHY_TXCAL_CFG2); REG_W(0x05, hdmi_phy_base + HDMI_PHY_TXCAL_CFG3); udelay(200); break; case 74250000: /* * 720p60/720p50/1080i60/1080i50 * 1080p24/1080p30/1080p25 case */ REG_W(0x81, hdmi_phy_base + HDMI_PHY_GLB_CFG); REG_W(0x01, hdmi_phy_pll_base + HDMI_UNI_PLL_GLB_CFG); REG_W(0x01, hdmi_phy_pll_base + HDMI_UNI_PLL_REFCLK_CFG); REG_W(0x19, hdmi_phy_pll_base + HDMI_UNI_PLL_VCOLPF_CFG); REG_W(0x0E, hdmi_phy_pll_base + HDMI_UNI_PLL_LPFR_CFG); REG_W(0x20, hdmi_phy_pll_base + HDMI_UNI_PLL_LPFC1_CFG); REG_W(0x0D, hdmi_phy_pll_base + HDMI_UNI_PLL_LPFC2_CFG); REG_W(0x00, hdmi_phy_pll_base + HDMI_UNI_PLL_SDM_CFG0); REG_W(0x52, hdmi_phy_pll_base + HDMI_UNI_PLL_SDM_CFG1); REG_W(0x00, hdmi_phy_pll_base + HDMI_UNI_PLL_SDM_CFG2); REG_W(0x56, hdmi_phy_pll_base + HDMI_UNI_PLL_SDM_CFG3); REG_W(0x00, hdmi_phy_pll_base + HDMI_UNI_PLL_SDM_CFG4); REG_W(0x10, hdmi_phy_pll_base + HDMI_UNI_PLL_LKDET_CFG0); REG_W(0x1A, hdmi_phy_pll_base + HDMI_UNI_PLL_LKDET_CFG1); REG_W(0x05, hdmi_phy_pll_base + HDMI_UNI_PLL_LKDET_CFG2); REG_W(0x01, hdmi_phy_pll_base + HDMI_UNI_PLL_POSTDIV1_CFG); REG_W(0x00, hdmi_phy_pll_base + HDMI_UNI_PLL_POSTDIV2_CFG); REG_W(0x00, hdmi_phy_pll_base + HDMI_UNI_PLL_POSTDIV3_CFG); REG_W(0x01, hdmi_phy_pll_base + HDMI_UNI_PLL_CAL_CFG2); REG_W(0x60, hdmi_phy_pll_base + HDMI_UNI_PLL_CAL_CFG8); REG_W(0x00, hdmi_phy_pll_base + HDMI_UNI_PLL_CAL_CFG9); REG_W(0xE6, hdmi_phy_pll_base + HDMI_UNI_PLL_CAL_CFG10); REG_W(0x02, hdmi_phy_pll_base + HDMI_UNI_PLL_CAL_CFG11); REG_W(0x1F, hdmi_phy_base + HDMI_PHY_PD_CTRL0); udelay(50); REG_W(0x0F, hdmi_phy_pll_base + HDMI_UNI_PLL_GLB_CFG); REG_W(0x00, hdmi_phy_base + HDMI_PHY_PD_CTRL1); REG_W(0x10, hdmi_phy_base + HDMI_PHY_ANA_CFG2); REG_W(0xDB, hdmi_phy_base + HDMI_PHY_ANA_CFG0); REG_W(0x43, hdmi_phy_base + HDMI_PHY_ANA_CFG1); REG_W(0x02, hdmi_phy_base + HDMI_PHY_ANA_CFG2); REG_W(0x00, hdmi_phy_base + HDMI_PHY_ANA_CFG3); REG_W(0x04, hdmi_phy_pll_base + HDMI_UNI_PLL_VREG_CFG); REG_W(0xD0, hdmi_phy_base + HDMI_PHY_DCC_CFG0); REG_W(0x1A, hdmi_phy_base + HDMI_PHY_DCC_CFG1); REG_W(0x00, hdmi_phy_base + HDMI_PHY_TXCAL_CFG0); REG_W(0x00, hdmi_phy_base + HDMI_PHY_TXCAL_CFG1); REG_W(0x02, hdmi_phy_base + HDMI_PHY_TXCAL_CFG2); REG_W(0x05, hdmi_phy_base + HDMI_PHY_TXCAL_CFG3); udelay(200); break; case 148500000: REG_W(0x81, hdmi_phy_base + HDMI_PHY_GLB_CFG); REG_W(0x01, hdmi_phy_pll_base + HDMI_UNI_PLL_GLB_CFG); REG_W(0x01, hdmi_phy_pll_base + HDMI_UNI_PLL_REFCLK_CFG); REG_W(0x19, hdmi_phy_pll_base + HDMI_UNI_PLL_VCOLPF_CFG); REG_W(0x0E, hdmi_phy_pll_base + HDMI_UNI_PLL_LPFR_CFG); REG_W(0x20, hdmi_phy_pll_base + HDMI_UNI_PLL_LPFC1_CFG); REG_W(0x0D, hdmi_phy_pll_base + HDMI_UNI_PLL_LPFC2_CFG); REG_W(0x00, hdmi_phy_pll_base + HDMI_UNI_PLL_SDM_CFG0); REG_W(0x52, hdmi_phy_pll_base + HDMI_UNI_PLL_SDM_CFG1); REG_W(0x00, hdmi_phy_pll_base + HDMI_UNI_PLL_SDM_CFG2); REG_W(0x56, hdmi_phy_pll_base + HDMI_UNI_PLL_SDM_CFG3); REG_W(0x00, hdmi_phy_pll_base + HDMI_UNI_PLL_SDM_CFG4); REG_W(0x10, hdmi_phy_pll_base + HDMI_UNI_PLL_LKDET_CFG0); REG_W(0x1A, hdmi_phy_pll_base + HDMI_UNI_PLL_LKDET_CFG1); REG_W(0x05, hdmi_phy_pll_base + HDMI_UNI_PLL_LKDET_CFG2); REG_W(0x00, hdmi_phy_pll_base + HDMI_UNI_PLL_POSTDIV1_CFG); REG_W(0x00, hdmi_phy_pll_base + HDMI_UNI_PLL_POSTDIV2_CFG); REG_W(0x00, hdmi_phy_pll_base + HDMI_UNI_PLL_POSTDIV3_CFG); REG_W(0x01, hdmi_phy_pll_base + HDMI_UNI_PLL_CAL_CFG2); REG_W(0x60, hdmi_phy_pll_base + HDMI_UNI_PLL_CAL_CFG8); REG_W(0x00, hdmi_phy_pll_base + HDMI_UNI_PLL_CAL_CFG9); REG_W(0xE6, hdmi_phy_pll_base + HDMI_UNI_PLL_CAL_CFG10); REG_W(0x02, hdmi_phy_pll_base + HDMI_UNI_PLL_CAL_CFG11); REG_W(0x1F, hdmi_phy_base + HDMI_PHY_PD_CTRL0); udelay(50); REG_W(0x0F, hdmi_phy_pll_base + HDMI_UNI_PLL_GLB_CFG); REG_W(0x00, hdmi_phy_base + HDMI_PHY_PD_CTRL1); REG_W(0x10, hdmi_phy_base + HDMI_PHY_ANA_CFG2); REG_W(0xDB, hdmi_phy_base + HDMI_PHY_ANA_CFG0); REG_W(0x43, hdmi_phy_base + HDMI_PHY_ANA_CFG1); REG_W(0x02, hdmi_phy_base + HDMI_PHY_ANA_CFG2); REG_W(0x00, hdmi_phy_base + HDMI_PHY_ANA_CFG3); REG_W(0x04, hdmi_phy_pll_base + HDMI_UNI_PLL_VREG_CFG); REG_W(0xD0, hdmi_phy_base + HDMI_PHY_DCC_CFG0); REG_W(0x1A, hdmi_phy_base + HDMI_PHY_DCC_CFG1); REG_W(0x00, hdmi_phy_base + HDMI_PHY_TXCAL_CFG0); REG_W(0x00, hdmi_phy_base + HDMI_PHY_TXCAL_CFG1); REG_W(0x02, hdmi_phy_base + HDMI_PHY_TXCAL_CFG2); REG_W(0x05, hdmi_phy_base + HDMI_PHY_TXCAL_CFG3); udelay(200); break; case 268500000: REG_W(0x81, hdmi_phy_base + HDMI_PHY_GLB_CFG); REG_W(0x01, hdmi_phy_pll_base + HDMI_UNI_PLL_GLB_CFG); REG_W(0x01, hdmi_phy_pll_base + HDMI_UNI_PLL_REFCLK_CFG); REG_W(0x19, hdmi_phy_pll_base + HDMI_UNI_PLL_VCOLPF_CFG); REG_W(0x0E, hdmi_phy_pll_base + HDMI_UNI_PLL_LPFR_CFG); REG_W(0x20, hdmi_phy_pll_base + HDMI_UNI_PLL_LPFC1_CFG); REG_W(0x0D, hdmi_phy_pll_base + HDMI_UNI_PLL_LPFC2_CFG); REG_W(0x36, hdmi_phy_pll_base + HDMI_UNI_PLL_SDM_CFG0); REG_W(0x61, hdmi_phy_pll_base + HDMI_UNI_PLL_SDM_CFG1); REG_W(0x01, hdmi_phy_pll_base + HDMI_UNI_PLL_SDM_CFG2); REG_W(0xF6, hdmi_phy_pll_base + HDMI_UNI_PLL_SDM_CFG3); REG_W(0x00, hdmi_phy_pll_base + HDMI_UNI_PLL_SDM_CFG4); REG_W(0x10, hdmi_phy_pll_base + HDMI_UNI_PLL_LKDET_CFG0); REG_W(0x1A, hdmi_phy_pll_base + HDMI_UNI_PLL_LKDET_CFG1); REG_W(0x05, hdmi_phy_pll_base + HDMI_UNI_PLL_LKDET_CFG2); REG_W(0x00, hdmi_phy_pll_base + HDMI_UNI_PLL_POSTDIV1_CFG); REG_W(0x00, hdmi_phy_pll_base + HDMI_UNI_PLL_POSTDIV2_CFG); REG_W(0x00, hdmi_phy_pll_base + HDMI_UNI_PLL_POSTDIV3_CFG); REG_W(0x01, hdmi_phy_pll_base + HDMI_UNI_PLL_CAL_CFG2); REG_W(0x60, hdmi_phy_pll_base + HDMI_UNI_PLL_CAL_CFG8); REG_W(0x00, hdmi_phy_pll_base + HDMI_UNI_PLL_CAL_CFG9); REG_W(0x3E, hdmi_phy_pll_base + HDMI_UNI_PLL_CAL_CFG10); REG_W(0x05, hdmi_phy_pll_base + HDMI_UNI_PLL_CAL_CFG11); REG_W(0x1F, hdmi_phy_base + HDMI_PHY_PD_CTRL0); udelay(50); REG_W(0x0F, hdmi_phy_pll_base + HDMI_UNI_PLL_GLB_CFG); REG_W(0x00, hdmi_phy_base + HDMI_PHY_PD_CTRL1); REG_W(0x10, hdmi_phy_base + HDMI_PHY_ANA_CFG2); REG_W(0xDB, hdmi_phy_base + HDMI_PHY_ANA_CFG0); REG_W(0x43, hdmi_phy_base + HDMI_PHY_ANA_CFG1); REG_W(0x05, hdmi_phy_base + HDMI_PHY_ANA_CFG2); REG_W(0x00, hdmi_phy_base + HDMI_PHY_ANA_CFG3); REG_W(0x04, hdmi_phy_pll_base + HDMI_UNI_PLL_VREG_CFG); REG_W(0xD0, hdmi_phy_base + HDMI_PHY_DCC_CFG0); REG_W(0x1A, hdmi_phy_base + HDMI_PHY_DCC_CFG1); REG_W(0x00, hdmi_phy_base + HDMI_PHY_TXCAL_CFG0); REG_W(0x00, hdmi_phy_base + HDMI_PHY_TXCAL_CFG1); REG_W(0x11, hdmi_phy_base + HDMI_PHY_TXCAL_CFG2); REG_W(0x05, hdmi_phy_base + HDMI_PHY_TXCAL_CFG3); udelay(200); break; case 297000000: REG_W(0x81, hdmi_phy_base + HDMI_PHY_GLB_CFG); REG_W(0x01, hdmi_phy_pll_base + HDMI_UNI_PLL_GLB_CFG); REG_W(0x01, hdmi_phy_pll_base + HDMI_UNI_PLL_REFCLK_CFG); REG_W(0x19, hdmi_phy_pll_base + HDMI_UNI_PLL_VCOLPF_CFG); REG_W(0x0E, hdmi_phy_pll_base + HDMI_UNI_PLL_LPFR_CFG); REG_W(0x20, hdmi_phy_pll_base + HDMI_UNI_PLL_LPFC1_CFG); REG_W(0x0D, hdmi_phy_pll_base + HDMI_UNI_PLL_LPFC2_CFG); REG_W(0x00, hdmi_phy_pll_base + HDMI_UNI_PLL_SDM_CFG0); REG_W(0x65, hdmi_phy_pll_base + HDMI_UNI_PLL_SDM_CFG1); REG_W(0x00, hdmi_phy_pll_base + HDMI_UNI_PLL_SDM_CFG2); REG_W(0xAC, hdmi_phy_pll_base + HDMI_UNI_PLL_SDM_CFG3); REG_W(0x00, hdmi_phy_pll_base + HDMI_UNI_PLL_SDM_CFG4); REG_W(0x10, hdmi_phy_pll_base + HDMI_UNI_PLL_LKDET_CFG0); REG_W(0x1A, hdmi_phy_pll_base + HDMI_UNI_PLL_LKDET_CFG1); REG_W(0x05, hdmi_phy_pll_base + HDMI_UNI_PLL_LKDET_CFG2); REG_W(0x00, hdmi_phy_pll_base + HDMI_UNI_PLL_POSTDIV1_CFG); REG_W(0x00, hdmi_phy_pll_base + HDMI_UNI_PLL_POSTDIV2_CFG); REG_W(0x00, hdmi_phy_pll_base + HDMI_UNI_PLL_POSTDIV3_CFG); REG_W(0x01, hdmi_phy_pll_base + HDMI_UNI_PLL_CAL_CFG2); REG_W(0x60, hdmi_phy_pll_base + HDMI_UNI_PLL_CAL_CFG8); REG_W(0x00, hdmi_phy_pll_base + HDMI_UNI_PLL_CAL_CFG9); REG_W(0xCD, hdmi_phy_pll_base + HDMI_UNI_PLL_CAL_CFG10); REG_W(0x05, hdmi_phy_pll_base + HDMI_UNI_PLL_CAL_CFG11); REG_W(0x1F, hdmi_phy_base + HDMI_PHY_PD_CTRL0); udelay(50); REG_W(0x0F, hdmi_phy_pll_base + HDMI_UNI_PLL_GLB_CFG); REG_W(0x00, hdmi_phy_base + HDMI_PHY_PD_CTRL1); REG_W(0x10, hdmi_phy_base + HDMI_PHY_ANA_CFG2); REG_W(0xDB, hdmi_phy_base + HDMI_PHY_ANA_CFG0); REG_W(0x43, hdmi_phy_base + HDMI_PHY_ANA_CFG1); REG_W(0x06, hdmi_phy_base + HDMI_PHY_ANA_CFG2); REG_W(0x03, hdmi_phy_base + HDMI_PHY_ANA_CFG3); REG_W(0x04, hdmi_phy_pll_base + HDMI_UNI_PLL_VREG_CFG); REG_W(0xD0, hdmi_phy_base + HDMI_PHY_DCC_CFG0); REG_W(0x1A, hdmi_phy_base + HDMI_PHY_DCC_CFG1); REG_W(0x00, hdmi_phy_base + HDMI_PHY_TXCAL_CFG0); REG_W(0x00, hdmi_phy_base + HDMI_PHY_TXCAL_CFG1); REG_W(0x02, hdmi_phy_base + HDMI_PHY_TXCAL_CFG2); REG_W(0x05, hdmi_phy_base + HDMI_PHY_TXCAL_CFG3); udelay(200); break; default: pr_err("%s: not supported rate=%ld\n", __func__, rate); } /* Make sure writes complete before disabling iface clock */ mb(); clk_disable(mdss_dsi_ahb_clk); if (set_power_dwn) hdmi_pll_enable(); return 0; } /* hdmi_pll_set_rate */
static int __mdss_dsi_pll_enable(struct clk *c) { u32 status; u32 max_reads, timeout_us; int i; if (!pll_initialized) { if (dsi_pll_rate) __mdss_dsi_pll_byte_set_rate(c, dsi_pll_rate); else pr_err("%s: Calling clk_en before set_rate\n", __func__); } mdss_dsi_uniphy_pll_sw_reset(); /* PLL power up */ /* Add HW recommended delay between register writes for the update to propagate */ REG_W(0x01, mdss_dsi_base + 0x0220); /* GLB CFG */ udelay(1000); REG_W(0x05, mdss_dsi_base + 0x0220); /* GLB CFG */ udelay(1000); REG_W(0x07, mdss_dsi_base + 0x0220); /* GLB CFG */ udelay(1000); REG_W(0x0f, mdss_dsi_base + 0x0220); /* GLB CFG */ udelay(1000); for (i = 0; i < 3; i++) { mdss_dsi_uniphy_pll_lock_detect_setting(); /* poll for PLL ready status */ max_reads = 5; timeout_us = 100; if (readl_poll_timeout_noirq((mdss_dsi_base + 0x02c0), status, ((status & 0x01) == 1), max_reads, timeout_us)) { pr_debug("%s: DSI PLL status=%x failed to Lock\n", __func__, status); pr_debug("%s:Trying to power UP PLL again\n", __func__); } else break; mdss_dsi_uniphy_pll_sw_reset(); udelay(1000); /* Add HW recommended delay between register writes for the update to propagate */ REG_W(0x01, mdss_dsi_base + 0x0220); /* GLB CFG */ udelay(1000); REG_W(0x05, mdss_dsi_base + 0x0220); /* GLB CFG */ udelay(1000); REG_W(0x07, mdss_dsi_base + 0x0220); /* GLB CFG */ udelay(1000); REG_W(0x05, mdss_dsi_base + 0x0220); /* GLB CFG */ udelay(1000); REG_W(0x07, mdss_dsi_base + 0x0220); /* GLB CFG */ udelay(1000); REG_W(0x0f, mdss_dsi_base + 0x0220); /* GLB CFG */ udelay(2000); } if ((status & 0x01) != 1) { pr_err("%s: DSI PLL status=%x failed to Lock\n", __func__, status); return -EINVAL; } pr_debug("%s: **** PLL Lock success\n", __func__); return 0; }
static int __mdss_dsi_pll_byte_set_rate(struct clk *c, unsigned long rate) { int pll_divcfg1, pll_divcfg2; int half_bitclk_rate; pr_debug("%s:\n", __func__); if (pll_initialized) return 0; half_bitclk_rate = rate * 4; pll_divcfg1 = (VCO_CLK / half_bitclk_rate) - 2; /* Configuring the VCO to 424 Mhz */ /* Configuring the half rate Bit clk to 212 Mhz */ pll_divcfg2 = 3; /* ByteClk is 1/4 the half-bitClk rate */ /* Configure the Loop filter */ /* Loop filter resistance value */ REG_W(0x08, mdss_dsi_base + 0x022c); /* Loop filter capacitance values : c1 and c2 */ REG_W(0x70, mdss_dsi_base + 0x0230); REG_W(0x15, mdss_dsi_base + 0x0234); REG_W(0x02, mdss_dsi_base + 0x0208); /* ChgPump */ REG_W(pll_divcfg1, mdss_dsi_base + 0x0204); /* postDiv1 */ REG_W(pll_divcfg2, mdss_dsi_base + 0x0224); /* postDiv2 */ REG_W(0x05, mdss_dsi_base + 0x0228); /* postDiv3 */ REG_W(0x2b, mdss_dsi_base + 0x0278); /* Cal CFG3 */ REG_W(0x66, mdss_dsi_base + 0x027c); /* Cal CFG4 */ REG_W(0x05, mdss_dsi_base + 0x0264); /* LKDET CFG2 */ REG_W(0x0a, mdss_dsi_base + 0x023c); /* SDM CFG1 */ REG_W(0xab, mdss_dsi_base + 0x0240); /* SDM CFG2 */ REG_W(0x0a, mdss_dsi_base + 0x0244); /* SDM CFG3 */ REG_W(0x00, mdss_dsi_base + 0x0248); /* SDM CFG4 */ REG_W(0x01, mdss_dsi_base + 0x0200); /* REFCLK CFG */ REG_W(0x00, mdss_dsi_base + 0x0214); /* PWRGEN CFG */ REG_W(0x71, mdss_dsi_base + 0x020c); /* VCOLPF CFG */ REG_W(0x02, mdss_dsi_base + 0x0210); /* VREG CFG */ REG_W(0x00, mdss_dsi_base + 0x0238); /* SDM CFG0 */ REG_W(0x5f, mdss_dsi_base + 0x028c); /* CAL CFG8 */ REG_W(0xa8, mdss_dsi_base + 0x0294); /* CAL CFG10 */ REG_W(0x01, mdss_dsi_base + 0x0298); /* CAL CFG11 */ REG_W(0x0a, mdss_dsi_base + 0x026c); /* CAL CFG0 */ REG_W(0x30, mdss_dsi_base + 0x0284); /* CAL CFG6 */ REG_W(0x00, mdss_dsi_base + 0x0288); /* CAL CFG7 */ REG_W(0x00, mdss_dsi_base + 0x0290); /* CAL CFG9 */ REG_W(0x20, mdss_dsi_base + 0x029c); /* EFUSE CFG */ dsi_pll_rate = rate; pll_byte_clk_rate = rate; pr_debug("%s: PLL initialized. bcl=%d\n", __func__, pll_byte_clk_rate); pll_initialized = 1; return 0; }