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path: root/src/cpu/samsung/exynos5420/clock_init.c
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-rw-r--r--src/cpu/samsung/exynos5420/clock_init.c491
1 files changed, 123 insertions, 368 deletions
diff --git a/src/cpu/samsung/exynos5420/clock_init.c b/src/cpu/samsung/exynos5420/clock_init.c
index 2986cabc24..0a13c9ec64 100644
--- a/src/cpu/samsung/exynos5420/clock_init.c
+++ b/src/cpu/samsung/exynos5420/clock_init.c
@@ -26,420 +26,175 @@
#include "dp.h"
#include "setup.h"
-void system_clock_init(struct mem_timings *mem,
- struct arm_clk_ratios *arm_clk_ratio)
+void system_clock_init(void)
{
- struct exynos5_clock *clk = (struct exynos5_clock *)EXYNOS5_CLOCK_BASE;
+ struct exynos5420_clock *clk =
+ (struct exynos5420_clock *)EXYNOS5_CLOCK_BASE;
struct exynos5_mct_regs *mct_regs =
(struct exynos5_mct_regs *)EXYNOS5_MULTI_CORE_TIMER_BASE;
- u32 val, tmp;
+ u32 val;
/* Turn on the MCT as early as possible. */
mct_regs->g_tcon |= (1 << 8);
- clrbits_le32(&clk->src_cpu, MUX_APLL_SEL_MASK);
- do {
- val = readl(&clk->mux_stat_cpu);
- } while ((val | MUX_APLL_SEL_MASK) != val);
-
- clrbits_le32(&clk->src_core1, MUX_MPLL_SEL_MASK);
- do {
- val = readl(&clk->mux_stat_core1);
- } while ((val | MUX_MPLL_SEL_MASK) != val);
-
- clrbits_le32(&clk->src_top2, MUX_CPLL_SEL_MASK);
- clrbits_le32(&clk->src_top2, MUX_EPLL_SEL_MASK);
- clrbits_le32(&clk->src_top2, MUX_VPLL_SEL_MASK);
- clrbits_le32(&clk->src_top2, MUX_GPLL_SEL_MASK);
- tmp = MUX_CPLL_SEL_MASK | MUX_EPLL_SEL_MASK | MUX_VPLL_SEL_MASK
- | MUX_GPLL_SEL_MASK;
- do {
- val = readl(&clk->mux_stat_top2);
- } while ((val | tmp) != val);
-
- clrbits_le32(&clk->src_cdrex, MUX_BPLL_SEL_MASK);
- do {
- val = readl(&clk->mux_stat_cdrex);
- } 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(DPLL_LOCK_VAL, &clk->dpll_lock);
writel(EPLL_LOCK_VAL, &clk->epll_lock);
-
writel(VPLL_LOCK_VAL, &clk->vpll_lock);
+ writel(IPLL_LOCK_VAL, &clk->ipll_lock);
+ writel(SPLL_LOCK_VAL, &clk->spll_lock);
+ writel(KPLL_LOCK_VAL, &clk->kpll_lock);
+
+ setbits_le32(&clk->clk_src_cpu, MUX_HPM_SEL_MASK);
- writel(CLK_REG_DISABLE, &clk->pll_div2_sel);
-
- writel(MUX_HPM_SEL_MASK, &clk->src_cpu);
- do {
- val = readl(&clk->mux_stat_cpu);
- } while ((val | HPM_SEL_SCLK_MPLL) != val);
-
- val = arm_clk_ratio->arm2_ratio << 28
- | arm_clk_ratio->apll_ratio << 24
- | arm_clk_ratio->pclk_dbg_ratio << 20
- | arm_clk_ratio->atb_ratio << 16
- | arm_clk_ratio->periph_ratio << 12
- | arm_clk_ratio->acp_ratio << 8
- | arm_clk_ratio->cpud_ratio << 4
- | arm_clk_ratio->arm_ratio;
- writel(val, &clk->div_cpu0);
- do {
- val = readl(&clk->div_stat_cpu0);
- } while (0 != val);
-
- writel(CLK_DIV_CPU1_VAL, &clk->div_cpu1);
- do {
- val = readl(&clk->div_stat_cpu1);
- } while (0 != val);
+ writel(0, &clk->clk_src_top6);
+
+ writel(0, &clk->clk_src_cdrex);
+ writel(SRC_KFC_HPM_SEL, &clk->clk_src_kfc);
+ writel(HPM_RATIO, &clk->clk_div_cpu1);
+ writel(CLK_DIV_CPU0_VAL, &clk->clk_div_cpu0);
/* 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);
+ val = set_pll(0xc8, 0x3, 0x1);
writel(val, &clk->apll_con0);
- while ((readl(&clk->apll_con0) & APLL_CON0_LOCKED) == 0)
+ while ((readl(&clk->apll_con0) & PLL_LOCKED) == 0)
+ ;
+
+ writel(SRC_KFC_HPM_SEL, &clk->clk_src_kfc);
+ writel(CLK_DIV_KFC_VAL, &clk->clk_div_kfc0);
+
+ /* Set KPLL*/
+ writel(KPLL_CON1_VAL, &clk->kpll_con1);
+ val = set_pll(0xc8, 0x2, 0x2);
+ writel(val, &clk->kpll_con0);
+ while ((readl(&clk->kpll_con0) & PLL_LOCKED) == 0)
;
/* Set MPLL */
writel(MPLL_CON1_VAL, &clk->mpll_con1);
- val = set_pll(mem->mpll_mdiv, mem->mpll_pdiv, mem->mpll_sdiv);
+ val = set_pll(0xc8, 0x3, 0x1);
writel(val, &clk->mpll_con0);
- while ((readl(&clk->mpll_con0) & MPLL_CON0_LOCKED) == 0)
- ;
-
- /*
- * Configure MUX_MPLL_FOUT to choose the direct clock source
- * path and avoid the fixed DIV/2 block to save power
- */
- setbits_le32(&clk->pll_div2_sel, MUX_MPLL_FOUT_SEL);
-
- /* Set BPLL */
- if (mem->use_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) & BPLL_CON0_LOCKED) == 0)
- ;
-
- setbits_le32(&clk->pll_div2_sel, MUX_BPLL_FOUT_SEL);
- }
-
- /* 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) & CPLL_CON0_LOCKED) == 0)
+ while ((readl(&clk->mpll_con0) & PLL_LOCKED) == 0)
;
- /* Set GPLL */
- writel(GPLL_CON1_VAL, &clk->gpll_con1);
- val = set_pll(mem->gpll_mdiv, mem->gpll_pdiv, mem->gpll_sdiv);
- writel(val, &clk->gpll_con0);
- while ((readl(&clk->gpll_con0) & GPLL_CON0_LOCKED) == 0)
+ /* Set DPLL */
+ writel(DPLL_CON1_VAL, &clk->dpll_con1);
+ val = set_pll(0xc8, 0x2, 0x2);
+ 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);
+ val = set_pll(0x64, 0x2, 0x1);
writel(val, &clk->epll_con0);
- while ((readl(&clk->epll_con0) & EPLL_CON0_LOCKED) == 0)
- ;
-
- /* Set VPLL */
- writel(VPLL_CON2_VAL, &clk->vpll_con2);
- 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) & VPLL_CON0_LOCKED) == 0)
- ;
-
- writel(CLK_SRC_CORE0_VAL, &clk->src_core0);
- writel(CLK_DIV_CORE0_VAL, &clk->div_core0);
- while (readl(&clk->div_stat_core0) != 0)
- ;
-
- writel(CLK_DIV_CORE1_VAL, &clk->div_core1);
- while (readl(&clk->div_stat_core1) != 0)
- ;
-
- writel(CLK_DIV_SYSRGT_VAL, &clk->div_sysrgt);
- while (readl(&clk->div_stat_sysrgt) != 0)
+ while ((readl(&clk->epll_con0) & PLL_LOCKED) == 0)
;
- writel(CLK_DIV_ACP_VAL, &clk->div_acp);
- while (readl(&clk->div_stat_acp) != 0)
- ;
-
- writel(CLK_DIV_SYSLFT_VAL, &clk->div_syslft);
- while (readl(&clk->div_stat_syslft) != 0)
- ;
-
- writel(CLK_SRC_TOP0_VAL, &clk->src_top0);
- writel(CLK_SRC_TOP1_VAL, &clk->src_top1);
- writel(TOP2_VAL, &clk->src_top2);
- writel(CLK_SRC_TOP3_VAL, &clk->src_top3);
-
- writel(CLK_DIV_TOP0_VAL, &clk->div_top0);
- while (readl(&clk->div_stat_top0))
- ;
-
- writel(CLK_DIV_TOP1_VAL, &clk->div_top1);
- while (readl(&clk->div_stat_top1))
- ;
-
- writel(CLK_SRC_LEX_VAL, &clk->src_lex);
- while (1) {
- val = readl(&clk->mux_stat_lex);
- if (val == (val | 1))
- break;
- }
-
- writel(CLK_DIV_LEX_VAL, &clk->div_lex);
- while (readl(&clk->div_stat_lex))
- ;
-
- writel(CLK_DIV_R0X_VAL, &clk->div_r0x);
- while (readl(&clk->div_stat_r0x))
- ;
-
- writel(CLK_DIV_R0X_VAL, &clk->div_r0x);
- while (readl(&clk->div_stat_r0x))
- ;
-
- writel(CLK_DIV_R1X_VAL, &clk->div_r1x);
- while (readl(&clk->div_stat_r1x))
+ /* Set CPLL */
+ writel(CPLL_CON1_VAL, &clk->cpll_con1);
+ val = set_pll(0x6f, 0x2, 0x1);
+ writel(val, &clk->cpll_con0);
+ while ((readl(&clk->cpll_con0) & PLL_LOCKED) == 0)
;
- if (mem->use_bpll) {
- writel(MUX_BPLL_SEL_MASK | MUX_MCLK_CDREX_SEL |
- MUX_MCLK_DPHY_SEL, &clk->src_cdrex);
- } else {
- writel(CLK_REG_DISABLE, &clk->src_cdrex);
- }
-
- writel(CLK_DIV_CDREX_VAL, &clk->div_cdrex);
- while (readl(&clk->div_stat_cdrex))
+ /* Set IPLL */
+ writel(IPLL_CON1_VAL, &clk->ipll_con1);
+ val = set_pll(0xB9, 0x3, 0x2);
+ writel(val, &clk->ipll_con0);
+ while ((readl(&clk->ipll_con0) & PLL_LOCKED) == 0)
;
- val = readl(&clk->src_cpu);
- val |= CLK_SRC_CPU_VAL;
- writel(val, &clk->src_cpu);
-
- val = readl(&clk->src_top2);
- val |= CLK_SRC_TOP2_VAL;
- writel(val, &clk->src_top2);
-
- val = readl(&clk->src_core1);
- val |= CLK_SRC_CORE1_VAL;
- writel(val, &clk->src_core1);
-
- writel(CLK_SRC_FSYS0_VAL, &clk->src_fsys);
- writel(CLK_DIV_FSYS0_VAL, &clk->div_fsys0);
- while (readl(&clk->div_stat_fsys0))
+ /* Set VPLL */
+ writel(VPLL_CON1_VAL, &clk->vpll_con1);
+ val = set_pll(0xd7, 0x3, 0x2);
+ writel(val, &clk->vpll_con0);
+ while ((readl(&clk->vpll_con0) & PLL_LOCKED) == 0)
;
- writel(CLK_REG_DISABLE, &clk->clkout_cmu_cpu);
- writel(CLK_REG_DISABLE, &clk->clkout_cmu_core);
- writel(CLK_REG_DISABLE, &clk->clkout_cmu_acp);
- writel(CLK_REG_DISABLE, &clk->clkout_cmu_top);
- writel(CLK_REG_DISABLE, &clk->clkout_cmu_lex);
- writel(CLK_REG_DISABLE, &clk->clkout_cmu_r0x);
- writel(CLK_REG_DISABLE, &clk->clkout_cmu_r1x);
- writel(CLK_REG_DISABLE, &clk->clkout_cmu_cdrex);
-
- writel(CLK_SRC_PERIC0_VAL, &clk->src_peric0);
- writel(CLK_DIV_PERIC0_VAL, &clk->div_peric0);
-
- writel(CLK_SRC_PERIC1_VAL, &clk->src_peric1);
- writel(CLK_DIV_PERIC1_VAL, &clk->div_peric1);
- writel(CLK_DIV_PERIC2_VAL, &clk->div_peric2);
- writel(SCLK_SRC_ISP_VAL, &clk->sclk_src_isp);
- writel(SCLK_DIV_ISP_VAL, &clk->sclk_div_isp);
- writel(CLK_DIV_ISP0_VAL, &clk->div_isp0);
- writel(CLK_DIV_ISP1_VAL, &clk->div_isp1);
- writel(CLK_DIV_ISP2_VAL, &clk->div_isp2);
-
- /* FIMD1 SRC CLK SELECTION */
- writel(CLK_SRC_DISP1_0_VAL, &clk->src_disp1_0);
-
- val = MMC2_PRE_RATIO_VAL << MMC2_PRE_RATIO_OFFSET
- | MMC2_RATIO_VAL << MMC2_RATIO_OFFSET
- | MMC3_PRE_RATIO_VAL << MMC3_PRE_RATIO_OFFSET
- | MMC3_RATIO_VAL << MMC3_RATIO_OFFSET;
- writel(val, &clk->div_fsys2);
+ /* Set BPLL */
+ writel(BPLL_CON1_VAL, &clk->bpll_con1);
+ val = set_pll(0xc8, 0x3, 0x1);
+ 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(0xc8, 0x2, 0x3);
+ writel(val, &clk->spll_con0);
+ while ((readl(&clk->spll_con0) & PLL_LOCKED) == 0)
+ ;
+
+ writel(CLK_DIV_CDREX0_VAL, &clk->clk_div_cdrex0);
+ writel(CLK_DIV_CDREX1_VAL, &clk->clk_div_cdrex1);
+
+ writel(CLK_SRC_TOP0_VAL, &clk->clk_src_top0);
+ writel(CLK_SRC_TOP1_VAL, &clk->clk_src_top1);
+ writel(CLK_SRC_TOP2_VAL, &clk->clk_src_top2);
+ writel(CLK_SRC_TOP7_VAL, &clk->clk_src_top7);
+
+ writel(CLK_DIV_TOP0_VAL, &clk->clk_div_top0);
+ writel(CLK_DIV_TOP1_VAL, &clk->clk_div_top1);
+ writel(CLK_DIV_TOP2_VAL, &clk->clk_div_top2);
+
+ writel(0, &clk->clk_src_top10);
+ writel(0, &clk->clk_src_top11);
+ writel(0, &clk->clk_src_top12);
+
+ writel(CLK_SRC_TOP3_VAL, &clk->clk_src_top3);
+ writel(CLK_SRC_TOP4_VAL, &clk->clk_src_top4);
+ writel(CLK_SRC_TOP5_VAL, &clk->clk_src_top5);
+
+ /* DISP1 BLK CLK SELECTION */
+ writel(CLK_SRC_DISP1_0_VAL, &clk->clk_src_disp10);
+ writel(CLK_DIV_DISP1_0_VAL, &clk->clk_div_disp10);
+
+ /* AUDIO BLK */
+ writel(AUDIO0_SEL_EPLL, &clk->clk_src_mau);
+ writel(DIV_MAU_VAL, &clk->clk_div_mau);
+
+ /* FSYS */
+ writel(CLK_SRC_FSYS0_VAL, &clk->clk_src_fsys);
+ writel(CLK_DIV_FSYS0_VAL, &clk->clk_div_fsys0);
+ writel(CLK_DIV_FSYS1_VAL, &clk->clk_div_fsys1);
+ writel(CLK_DIV_FSYS2_VAL, &clk->clk_div_fsys2);
+
+ writel(CLK_SRC_ISP_VAL, &clk->clk_src_isp);
+ writel(CLK_DIV_ISP0_VAL, &clk->clk_div_isp0);
+ writel(CLK_DIV_ISP1_VAL, &clk->clk_div_isp1);
+
+ writel(CLK_SRC_PERIC0_VAL, &clk->clk_src_peric0);
+ writel(CLK_SRC_PERIC1_VAL, &clk->clk_src_peric1);
+
+ writel(CLK_DIV_PERIC0_VAL, &clk->clk_div_peric0);
+ writel(CLK_DIV_PERIC1_VAL, &clk->clk_div_peric1);
+ writel(CLK_DIV_PERIC2_VAL, &clk->clk_div_peric2);
+ writel(CLK_DIV_PERIC3_VAL, &clk->clk_div_peric3);
+ writel(CLK_DIV_PERIC4_VAL, &clk->clk_div_peric4);
+
+ writel(CLK_DIV2_RATIO, &clk->clkdiv2_ratio);
+ writel(CLK_DIV4_RATIO, &clk->clkdiv4_ratio);
+ writel(CLK_DIV_G2D, &clk->clk_div_g2d);
+
+ writel(CLK_SRC_CPU_VAL, &clk->clk_src_cpu);
+ writel(CLK_SRC_TOP3_VAL, &clk->clk_src_top6);
+ writel(CLK_SRC_CDREX_VAL, &clk->clk_src_cdrex);
+ writel(CLK_SRC_KFC_VAL, &clk->clk_src_kfc);
}
void clock_gate(void)
{
- struct exynos5_clock *clk = (struct exynos5_clock *)EXYNOS5_CLOCK_BASE;
-
- /* CLK_GATE_IP_SYSRGT */
- clrbits_le32(&clk->gate_ip_sysrgt, CLK_C2C_MASK);
-
- /* CLK_GATE_IP_ACP */
- clrbits_le32(&clk->gate_ip_acp, CLK_SMMUG2D_MASK |
- CLK_SMMUSSS_MASK |
- CLK_SMMUMDMA_MASK |
- CLK_ID_REMAPPER_MASK |
- CLK_G2D_MASK |
- CLK_SSS_MASK |
- CLK_MDMA_MASK |
- CLK_SECJTAG_MASK);
-
- /* CLK_GATE_BUS_SYSLFT */
- clrbits_le32(&clk->gate_bus_syslft, CLK_EFCLK_MASK);
-
- /* CLK_GATE_IP_ISP0 */
- clrbits_le32(&clk->gate_ip_isp0, CLK_UART_ISP_MASK |
- CLK_WDT_ISP_MASK |
- CLK_PWM_ISP_MASK |
- CLK_MTCADC_ISP_MASK |
- CLK_I2C1_ISP_MASK |
- CLK_I2C0_ISP_MASK |
- CLK_MPWM_ISP_MASK |
- CLK_MCUCTL_ISP_MASK |
- CLK_INT_COMB_ISP_MASK |
- CLK_SMMU_MCUISP_MASK |
- CLK_SMMU_SCALERP_MASK |
- CLK_SMMU_SCALERC_MASK |
- CLK_SMMU_FD_MASK |
- CLK_SMMU_DRC_MASK |
- CLK_SMMU_ISP_MASK |
- CLK_GICISP_MASK |
- CLK_ARM9S_MASK |
- CLK_MCUISP_MASK |
- CLK_SCALERP_MASK |
- CLK_SCALERC_MASK |
- CLK_FD_MASK |
- CLK_DRC_MASK |
- CLK_ISP_MASK);
-
- /* CLK_GATE_IP_ISP1 */
- clrbits_le32(&clk->gate_ip_isp1, CLK_SPI1_ISP_MASK |
- CLK_SPI0_ISP_MASK |
- CLK_SMMU3DNR_MASK |
- CLK_SMMUDIS1_MASK |
- CLK_SMMUDIS0_MASK |
- CLK_SMMUODC_MASK |
- CLK_3DNR_MASK |
- CLK_DIS_MASK |
- CLK_ODC_MASK);
-
- /* CLK_GATE_SCLK_ISP */
- clrbits_le32(&clk->gate_sclk_isp, SCLK_MPWM_ISP_MASK);
-
- /* CLK_GATE_IP_GSCL */
- clrbits_le32(&clk->gate_ip_gscl, CLK_SMMUFIMC_LITE2_MASK |
- CLK_SMMUFIMC_LITE1_MASK |
- CLK_SMMUFIMC_LITE0_MASK |
- CLK_SMMUGSCL3_MASK |
- CLK_SMMUGSCL2_MASK |
- CLK_SMMUGSCL1_MASK |
- CLK_SMMUGSCL0_MASK |
- CLK_GSCL_WRAP_B_MASK |
- CLK_GSCL_WRAP_A_MASK |
- CLK_CAMIF_TOP_MASK |
- CLK_GSCL3_MASK |
- CLK_GSCL2_MASK |
- CLK_GSCL1_MASK |
- CLK_GSCL0_MASK);
-
- /* CLK_GATE_IP_DISP1 */
- clrbits_le32(&clk->gate_ip_disp1, CLK_SMMUTVX_MASK |
- CLK_ASYNCTVX_MASK |
- CLK_HDMI_MASK |
- CLK_MIXER_MASK |
- CLK_DSIM1_MASK);
-
- /* CLK_GATE_IP_MFC */
- clrbits_le32(&clk->gate_ip_mfc, CLK_SMMUMFCR_MASK |
- CLK_SMMUMFCL_MASK |
- CLK_MFC_MASK);
-
- /* CLK_GATE_IP_GEN */
- clrbits_le32(&clk->gate_ip_gen, CLK_SMMUMDMA1_MASK |
- CLK_SMMUJPEG_MASK |
- CLK_SMMUROTATOR_MASK |
- CLK_MDMA1_MASK |
- CLK_JPEG_MASK |
- CLK_ROTATOR_MASK);
-
- /* CLK_GATE_IP_FSYS */
- clrbits_le32(&clk->gate_ip_fsys, CLK_WDT_IOP_MASK |
- CLK_SMMUMCU_IOP_MASK |
- CLK_SATA_PHY_I2C_MASK |
- CLK_SATA_PHY_CTRL_MASK |
- CLK_MCUCTL_MASK |
- CLK_NFCON_MASK |
- CLK_SMMURTIC_MASK |
- CLK_RTIC_MASK |
- CLK_MIPI_HSI_MASK |
- CLK_USBOTG_MASK |
- CLK_SATA_MASK |
- CLK_PDMA1_MASK |
- CLK_PDMA0_MASK |
- CLK_MCU_IOP_MASK);
-
- /* CLK_GATE_IP_PERIC */
- clrbits_le32(&clk->gate_ip_peric, CLK_HS_I2C3_MASK |
- CLK_HS_I2C2_MASK |
- CLK_HS_I2C1_MASK |
- CLK_HS_I2C0_MASK |
- CLK_AC97_MASK |
- CLK_SPDIF_MASK |
- CLK_PCM2_MASK |
- CLK_PCM1_MASK |
- CLK_I2S2_MASK |
- CLK_SPI2_MASK |
- CLK_SPI0_MASK);
-
- /*
- * CLK_GATE_IP_PERIS
- * Note: Keep CHIPID_APBIF ungated to ensure reading the product ID
- * register (PRO_ID) works correctly when the OS kernel determines
- * which chip it is running on.
- */
- clrbits_le32(&clk->gate_ip_peris, CLK_RTC_MASK |
- CLK_TZPC9_MASK |
- CLK_TZPC8_MASK |
- CLK_TZPC7_MASK |
- CLK_TZPC6_MASK |
- CLK_TZPC5_MASK |
- CLK_TZPC4_MASK |
- CLK_TZPC3_MASK |
- CLK_TZPC2_MASK |
- CLK_TZPC1_MASK |
- CLK_TZPC0_MASK);
-
- /* CLK_GATE_BLOCK */
- clrbits_le32(&clk->gate_block, CLK_ACP_MASK);
-
- /* CLK_GATE_IP_CDREX */
- clrbits_le32(&clk->gate_ip_cdrex, CLK_DPHY0_MASK |
- CLK_DPHY1_MASK |
- CLK_TZASC_DRBXR_MASK);
-
+ /* Not implemented for now. */
}
void clock_init_dp_clock(void)
{
- struct exynos5_clock *clk = (struct exynos5_clock *)EXYNOS5_CLOCK_BASE;
-
- /* DP clock enable */
- setbits_le32(&clk->gate_ip_disp1, CLK_GATE_DP1_ALLOW);
-
- /* We run DP at 267 Mhz */
- setbits_le32(&clk->div_disp1_0, CLK_DIV_DISP1_0_FIMD1);
+ /* Not implemented for now. */
}
-