67 static inline int msm_dll_poll_ck_out_en(struct sdhci_host *host, u8 poll)  in msm_dll_poll_ck_out_en()  argument
71 	struct mmc_host *mmc = host->mmc;  in msm_dll_poll_ck_out_en()
74 	ck_out_en = !!(readl_relaxed(host->ioaddr + CORE_DLL_CONFIG) &  in msm_dll_poll_ck_out_en()
85 		ck_out_en = !!(readl_relaxed(host->ioaddr + CORE_DLL_CONFIG) &  in msm_dll_poll_ck_out_en()
92 static int msm_config_cm_dll_phase(struct sdhci_host *host, u8 phase)  in msm_config_cm_dll_phase()  argument
101 	struct mmc_host *mmc = host->mmc;  in msm_config_cm_dll_phase()
103 	spin_lock_irqsave(&host->lock, flags);  in msm_config_cm_dll_phase()
105 	config = readl_relaxed(host->ioaddr + CORE_DLL_CONFIG);  in msm_config_cm_dll_phase()
108 	writel_relaxed(config, host->ioaddr + CORE_DLL_CONFIG);  in msm_config_cm_dll_phase()
111 	rc = msm_dll_poll_ck_out_en(host, 0);  in msm_config_cm_dll_phase()
119 	config = readl_relaxed(host->ioaddr + CORE_DLL_CONFIG);  in msm_config_cm_dll_phase()
122 	writel_relaxed(config, host->ioaddr + CORE_DLL_CONFIG);  in msm_config_cm_dll_phase()
125 	writel_relaxed((readl_relaxed(host->ioaddr + CORE_DLL_CONFIG)  in msm_config_cm_dll_phase()
126 			| CORE_CK_OUT_EN), host->ioaddr + CORE_DLL_CONFIG);  in msm_config_cm_dll_phase()
129 	rc = msm_dll_poll_ck_out_en(host, 1);  in msm_config_cm_dll_phase()
133 	config = readl_relaxed(host->ioaddr + CORE_DLL_CONFIG);  in msm_config_cm_dll_phase()
136 	writel_relaxed(config, host->ioaddr + CORE_DLL_CONFIG);  in msm_config_cm_dll_phase()
143 	spin_unlock_irqrestore(&host->lock, flags);  in msm_config_cm_dll_phase()
157 static int msm_find_most_appropriate_phase(struct sdhci_host *host,  in msm_find_most_appropriate_phase()  argument
166 	struct mmc_host *mmc = host->mmc;  in msm_find_most_appropriate_phase()
259 static inline void msm_cm_dll_set_freq(struct sdhci_host *host)  in msm_cm_dll_set_freq()  argument
264 	if (host->clock <= 112000000)  in msm_cm_dll_set_freq()
266 	else if (host->clock <= 125000000)  in msm_cm_dll_set_freq()
268 	else if (host->clock <= 137000000)  in msm_cm_dll_set_freq()
270 	else if (host->clock <= 150000000)  in msm_cm_dll_set_freq()
272 	else if (host->clock <= 162000000)  in msm_cm_dll_set_freq()
274 	else if (host->clock <= 175000000)  in msm_cm_dll_set_freq()
276 	else if (host->clock <= 187000000)  in msm_cm_dll_set_freq()
278 	else if (host->clock <= 200000000)  in msm_cm_dll_set_freq()
281 	config = readl_relaxed(host->ioaddr + CORE_DLL_CONFIG);  in msm_cm_dll_set_freq()
284 	writel_relaxed(config, host->ioaddr + CORE_DLL_CONFIG);  in msm_cm_dll_set_freq()
288 static int msm_init_cm_dll(struct sdhci_host *host)  in msm_init_cm_dll()  argument
290 	struct mmc_host *mmc = host->mmc;  in msm_init_cm_dll()
294 	spin_lock_irqsave(&host->lock, flags);  in msm_init_cm_dll()
301 	writel_relaxed((readl_relaxed(host->ioaddr + CORE_VENDOR_SPEC)  in msm_init_cm_dll()
302 			& ~CORE_CLK_PWRSAVE), host->ioaddr + CORE_VENDOR_SPEC);  in msm_init_cm_dll()
305 	writel_relaxed((readl_relaxed(host->ioaddr + CORE_DLL_CONFIG)  in msm_init_cm_dll()
306 			| CORE_DLL_RST), host->ioaddr + CORE_DLL_CONFIG);  in msm_init_cm_dll()
309 	writel_relaxed((readl_relaxed(host->ioaddr + CORE_DLL_CONFIG)  in msm_init_cm_dll()
310 			| CORE_DLL_PDN), host->ioaddr + CORE_DLL_CONFIG);  in msm_init_cm_dll()
311 	msm_cm_dll_set_freq(host);  in msm_init_cm_dll()
314 	writel_relaxed((readl_relaxed(host->ioaddr + CORE_DLL_CONFIG)  in msm_init_cm_dll()
315 			& ~CORE_DLL_RST), host->ioaddr + CORE_DLL_CONFIG);  in msm_init_cm_dll()
318 	writel_relaxed((readl_relaxed(host->ioaddr + CORE_DLL_CONFIG)  in msm_init_cm_dll()
319 			& ~CORE_DLL_PDN), host->ioaddr + CORE_DLL_CONFIG);  in msm_init_cm_dll()
322 	writel_relaxed((readl_relaxed(host->ioaddr + CORE_DLL_CONFIG)  in msm_init_cm_dll()
323 			| CORE_DLL_EN), host->ioaddr + CORE_DLL_CONFIG);  in msm_init_cm_dll()
326 	writel_relaxed((readl_relaxed(host->ioaddr + CORE_DLL_CONFIG)  in msm_init_cm_dll()
327 			| CORE_CK_OUT_EN), host->ioaddr + CORE_DLL_CONFIG);  in msm_init_cm_dll()
330 	while (!(readl_relaxed(host->ioaddr + CORE_DLL_STATUS) &  in msm_init_cm_dll()
336 			spin_unlock_irqrestore(&host->lock, flags);  in msm_init_cm_dll()
342 	spin_unlock_irqrestore(&host->lock, flags);  in msm_init_cm_dll()
346 static int sdhci_msm_execute_tuning(struct sdhci_host *host, u32 opcode)  in sdhci_msm_execute_tuning()  argument
351 	struct mmc_host *mmc = host->mmc;  in sdhci_msm_execute_tuning()
352 	struct mmc_ios ios = host->mmc->ios;  in sdhci_msm_execute_tuning()
358 	if (host->clock <= 100 * 1000 * 1000 ||  in sdhci_msm_execute_tuning()
365 	rc = msm_init_cm_dll(host);  in sdhci_msm_execute_tuning()
372 		rc = msm_config_cm_dll_phase(host, phase);  in sdhci_msm_execute_tuning()
386 		rc = msm_find_most_appropriate_phase(host, tuned_phases,  in sdhci_msm_execute_tuning()
397 		rc = msm_config_cm_dll_phase(host, phase);  in sdhci_msm_execute_tuning()
431 	struct sdhci_host *host;  in sdhci_msm_probe()  local
445 	host = sdhci_pltfm_init(pdev, &msm_host->sdhci_msm_pdata, 0);  in sdhci_msm_probe()
446 	if (IS_ERR(host))  in sdhci_msm_probe()
447 		return PTR_ERR(host);  in sdhci_msm_probe()
449 	pltfm_host = sdhci_priv(host);  in sdhci_msm_probe()
451 	msm_host->mmc = host->mmc;  in sdhci_msm_probe()
454 	ret = mmc_of_parse(host->mmc);  in sdhci_msm_probe()
525 	host->quirks |= SDHCI_QUIRK_BROKEN_CARD_DETECTION;  in sdhci_msm_probe()
526 	host->quirks |= SDHCI_QUIRK_SINGLE_POWER_WRITE;  in sdhci_msm_probe()
528 	host_version = readw_relaxed((host->ioaddr + SDHCI_HOST_VERSION));  in sdhci_msm_probe()
545 		caps = readl_relaxed(host->ioaddr + SDHCI_CAPABILITIES);  in sdhci_msm_probe()
547 		writel_relaxed(caps, host->ioaddr +  in sdhci_msm_probe()
551 	ret = sdhci_add_host(host);  in sdhci_msm_probe()
571 	struct sdhci_host *host = platform_get_drvdata(pdev);  in sdhci_msm_remove()  local
572 	struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host);  in sdhci_msm_remove()
574 	int dead = (readl_relaxed(host->ioaddr + SDHCI_INT_STATUS) ==  in sdhci_msm_remove()
577 	sdhci_remove_host(host, dead);  in sdhci_msm_remove()