1e75787d9SLei Wen #include <common.h> 2e75787d9SLei Wen #include <malloc.h> 3e75787d9SLei Wen #include <sdhci.h> 4e75787d9SLei Wen 502d3ad3eSLei Wen #ifdef CONFIG_MMC_SDHCI_IO_ACCESSORS 602d3ad3eSLei Wen static struct sdhci_ops mv_ops; 702d3ad3eSLei Wen 802d3ad3eSLei Wen #if defined(CONFIG_SHEEVA_88SV331xV5) 902d3ad3eSLei Wen #define SD_CE_ATA_2 0xEA 1002d3ad3eSLei Wen #define MMC_CARD 0x1000 1102d3ad3eSLei Wen #define MMC_WIDTH 0x0100 1202d3ad3eSLei Wen static inline void mv_sdhci_writeb(struct sdhci_host *host, u8 val, int reg) 1302d3ad3eSLei Wen { 1402d3ad3eSLei Wen struct mmc *mmc = host->mmc; 15*3a48944bSRob Herring u32 ata = (unsigned long)host->ioaddr + SD_CE_ATA_2; 1602d3ad3eSLei Wen 1702d3ad3eSLei Wen if (!IS_SD(mmc) && reg == SDHCI_HOST_CONTROL) { 1802d3ad3eSLei Wen if (mmc->bus_width == 8) 1902d3ad3eSLei Wen writew(readw(ata) | (MMC_CARD | MMC_WIDTH), ata); 2002d3ad3eSLei Wen else 2102d3ad3eSLei Wen writew(readw(ata) & ~(MMC_CARD | MMC_WIDTH), ata); 2202d3ad3eSLei Wen } 2302d3ad3eSLei Wen 2402d3ad3eSLei Wen writeb(val, host->ioaddr + reg); 2502d3ad3eSLei Wen } 2602d3ad3eSLei Wen 2702d3ad3eSLei Wen #else 2802d3ad3eSLei Wen #define mv_sdhci_writeb NULL 2902d3ad3eSLei Wen #endif /* CONFIG_SHEEVA_88SV331xV5 */ 3002d3ad3eSLei Wen #endif /* CONFIG_MMC_SDHCI_IO_ACCESSORS */ 3102d3ad3eSLei Wen 32e75787d9SLei Wen static char *MVSDH_NAME = "mv_sdh"; 33*3a48944bSRob Herring int mv_sdh_init(unsigned long regbase, u32 max_clk, u32 min_clk, u32 quirks) 34e75787d9SLei Wen { 35e75787d9SLei Wen struct sdhci_host *host = NULL; 36e75787d9SLei Wen host = (struct sdhci_host *)malloc(sizeof(struct sdhci_host)); 37e75787d9SLei Wen if (!host) { 38e75787d9SLei Wen printf("sdh_host malloc fail!\n"); 39e75787d9SLei Wen return 1; 40e75787d9SLei Wen } 41e75787d9SLei Wen 42e75787d9SLei Wen host->name = MVSDH_NAME; 43e75787d9SLei Wen host->ioaddr = (void *)regbase; 44e75787d9SLei Wen host->quirks = quirks; 4502d3ad3eSLei Wen #ifdef CONFIG_MMC_SDHCI_IO_ACCESSORS 4602d3ad3eSLei Wen memset(&mv_ops, 0, sizeof(struct sdhci_ops)); 4702d3ad3eSLei Wen mv_ops.write_b = mv_sdhci_writeb; 4802d3ad3eSLei Wen host->ops = &mv_ops; 4902d3ad3eSLei Wen #endif 505af9a569SAjay Bhargav if (quirks & SDHCI_QUIRK_REG32_RW) 515af9a569SAjay Bhargav host->version = sdhci_readl(host, SDHCI_HOST_VERSION - 2) >> 16; 525af9a569SAjay Bhargav else 53e75787d9SLei Wen host->version = sdhci_readw(host, SDHCI_HOST_VERSION); 54a68aac49SJaehoon Chung return add_sdhci(host, max_clk, min_clk); 55e75787d9SLei Wen } 56