5 #ifdef CONFIG_MMC_SDHCI_IO_ACCESSORS
6 static struct sdhci_ops mv_ops;
8 #if defined(CONFIG_SHEEVA_88SV331xV5)
9 #define SD_CE_ATA_2 0xEA
10 #define MMC_CARD 0x1000
11 #define MMC_WIDTH 0x0100
12 static inline void mv_sdhci_writeb(struct sdhci_host *host, u8 val, int reg)
14 struct mmc *mmc = host->mmc;
15 u32 ata = (u32)host->ioaddr + SD_CE_ATA_2;
17 if (!IS_SD(mmc) && reg == SDHCI_HOST_CONTROL) {
18 if (mmc->bus_width == 8)
19 writew(readw(ata) | (MMC_CARD | MMC_WIDTH), ata);
21 writew(readw(ata) & ~(MMC_CARD | MMC_WIDTH), ata);
24 writeb(val, host->ioaddr + reg);
28 #define mv_sdhci_writeb NULL
29 #endif /* CONFIG_SHEEVA_88SV331xV5 */
30 #endif /* CONFIG_MMC_SDHCI_IO_ACCESSORS */
32 static char *MVSDH_NAME = "mv_sdh";
33 int mv_sdh_init(u32 regbase, u32 max_clk, u32 min_clk, u32 quirks)
35 struct sdhci_host *host = NULL;
36 host = (struct sdhci_host *)malloc(sizeof(struct sdhci_host));
38 printf("sdh_host malloc fail!\n");
42 host->name = MVSDH_NAME;
43 host->ioaddr = (void *)regbase;
44 host->quirks = quirks;
45 #ifdef CONFIG_MMC_SDHCI_IO_ACCESSORS
46 memset(&mv_ops, 0, sizeof(struct sdhci_ops));
47 mv_ops.write_b = mv_sdhci_writeb;
50 if (quirks & SDHCI_QUIRK_REG32_RW)
51 host->version = sdhci_readl(host, SDHCI_HOST_VERSION - 2) >> 16;
53 host->version = sdhci_readw(host, SDHCI_HOST_VERSION);
54 add_sdhci(host, max_clk, min_clk);