From 6a97153cbf4f5fe8c9bacfca9b08be07c381f41d Mon Sep 17 00:00:00 2001 From: Bartosz Golaszewski Date: Thu, 14 Nov 2019 16:10:28 +0100 Subject: [PATCH] mmc: davinci: drop support for ti,dm6441-mmc The DM family of DaVinci SoCs is no longer supported. Drop the irrelevant code from the driver. Signed-off-by: Bartosz Golaszewski --- .../mach-davinci/include/mach/sdmmc_defs.h | 6 --- board/davinci/da8xxevm/omapl138_lcdk.c | 1 - drivers/mmc/davinci_mmc.c | 42 +++---------------- 3 files changed, 5 insertions(+), 44 deletions(-) diff --git a/arch/arm/mach-davinci/include/mach/sdmmc_defs.h b/arch/arm/mach-davinci/include/mach/sdmmc_defs.h index 5755c45f91..46f6391aa2 100644 --- a/arch/arm/mach-davinci/include/mach/sdmmc_defs.h +++ b/arch/arm/mach-davinci/include/mach/sdmmc_defs.h @@ -149,15 +149,9 @@ struct davinci_mmc { uint input_clk; /* Input clock to MMC controller */ uint host_caps; /* Host capabilities */ uint voltages; /* Host supported voltages */ - uint version; /* MMC Controller version */ struct mmc_config cfg; }; -enum { - MMC_CTLR_VERSION_1 = 0, /* DM644x and DM355 */ - MMC_CTLR_VERSION_2, /* DA830 */ -}; - int davinci_mmc_init(bd_t *bis, struct davinci_mmc *host); #endif /* _SDMMC_DEFS_H */ diff --git a/board/davinci/da8xxevm/omapl138_lcdk.c b/board/davinci/da8xxevm/omapl138_lcdk.c index 27a51d6a78..d4cda0a8a7 100644 --- a/board/davinci/da8xxevm/omapl138_lcdk.c +++ b/board/davinci/da8xxevm/omapl138_lcdk.c @@ -342,7 +342,6 @@ static struct davinci_mmc mmc_sd0 = { .reg_base = (struct davinci_mmc_regs *)DAVINCI_MMC_SD0_BASE, .host_caps = MMC_MODE_4BIT, /* DA850 supports only 4-bit SD/MMC */ .voltages = MMC_VDD_32_33 | MMC_VDD_33_34, - .version = MMC_CTLR_VERSION_2, }; int board_mmc_init(bd_t *bis) diff --git a/drivers/mmc/davinci_mmc.c b/drivers/mmc/davinci_mmc.c index 0d63279db0..370b18cc78 100644 --- a/drivers/mmc/davinci_mmc.c +++ b/drivers/mmc/davinci_mmc.c @@ -26,16 +26,10 @@ #define clear_bit(addr, val) set_val((addr), (get_val(addr) & ~(val))) #ifdef CONFIG_DM_MMC -struct davinci_of_data { - const char *name; - u8 version; -}; - /* Davinci MMC board definitions */ struct davinci_mmc_priv { struct davinci_mmc_regs *reg_base; /* Register base address */ uint input_clk; /* Input clock to MMC controller */ - uint version; /* MMC Controller version */ struct gpio_desc cd_gpio; /* Card Detect GPIO */ struct gpio_desc wp_gpio; /* Write Protect GPIO */ }; @@ -173,7 +167,7 @@ davinci_mmc_send_cmd(struct udevice *dev, struct mmc_cmd *cmd, struct mmc_data * /* Clear status registers */ mmcstatus = get_val(®s->mmcst0); - fifo_words = (host->version == MMC_CTLR_VERSION_2) ? 16 : 8; + fifo_words = 16; fifo_bytes = fifo_words << 2; /* Wait for any previous busy signal to be cleared */ @@ -211,8 +205,7 @@ davinci_mmc_send_cmd(struct udevice *dev, struct mmc_cmd *cmd, struct mmc_data * set_val(®s->mmcfifoctl, (MMCFIFOCTL_FIFOLEV | MMCFIFOCTL_FIFORST)); - if (host->version == MMC_CTLR_VERSION_2) - cmddata |= MMCCMD_DMATRIG; + cmddata |= MMCCMD_DMATRIG; cmddata |= MMCCMD_WDATX; if (data->flags == MMC_DATA_READ) { @@ -494,18 +487,13 @@ static int davinci_mmc_probe(struct udevice *dev) struct davinci_mmc_plat *plat = dev_get_platdata(dev); struct davinci_mmc_priv *priv = dev_get_priv(dev); struct mmc_config *cfg = &plat->cfg; - struct davinci_of_data *data = - (struct davinci_of_data *)dev_get_driver_data(dev); + cfg->f_min = 200000; cfg->f_max = 25000000; cfg->voltages = MMC_VDD_32_33 | MMC_VDD_33_34, cfg->host_caps = MMC_MODE_4BIT, /* DA850 supports only 4-bit SD/MMC */ cfg->b_max = DAVINCI_MAX_BLOCKS; - - if (data) { - cfg->name = data->name; - priv->version = data->version; - } + cfg->name = "da830-mmc"; priv->reg_base = (struct davinci_mmc_regs *)dev_read_addr(dev); priv->input_clk = clk_get(DAVINCI_MMCSD_CLKID); @@ -528,28 +516,8 @@ static int davinci_mmc_bind(struct udevice *dev) return mmc_bind(dev, &plat->mmc, &plat->cfg); } - -const struct davinci_of_data davinci_mmc_host_info[] = { - { - .name = "dm6441-mmc", - .version = MMC_CTLR_VERSION_1, - }, - { - .name = "da830-mmc", - .version = MMC_CTLR_VERSION_2, - }, - {}, -}; - static const struct udevice_id davinci_mmc_ids[] = { - { - .compatible = "ti,dm6441-mmc", - .data = (ulong) &davinci_mmc_host_info[MMC_CTLR_VERSION_1] - }, - { - .compatible = "ti,da830-mmc", - .data = (ulong) &davinci_mmc_host_info[MMC_CTLR_VERSION_2] - }, + { .compatible = "ti,da830-mmc" }, {}, }; -- 2.39.5