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Merge branch 'master' of git://git.denx.de/u-boot-sunxi

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This commit is contained in:
Tom Rini 2019-01-10 09:28:28 -05:00
commit 64abfc9b6b
1 changed files with 37 additions and 13 deletions
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50
drivers/mmc/sunxi_mmc.c
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@ -19,6 +19,13 @@
#include <asm/arch/mmc.h>
#include <asm-generic/gpio.h>
#ifdef CONFIG_DM_MMC
struct sunxi_mmc_variant {
u16 gate_offset;
u16 mclk_offset;
};
#endif
struct sunxi_mmc_plat {
struct mmc_config cfg;
struct mmc mmc;
@ -32,6 +39,9 @@ struct sunxi_mmc_priv {
int cd_inverted; /* Inverted Card Detect */
struct sunxi_mmc *reg;
struct mmc_config cfg;
#ifdef CONFIG_DM_MMC
const struct sunxi_mmc_variant *variant;
#endif
};
#if !CONFIG_IS_ENABLED(DM_MMC)
@ -599,7 +609,7 @@ static int sunxi_mmc_probe(struct udevice *dev)
struct sunxi_mmc_priv *priv = dev_get_priv(dev);
struct mmc_config *cfg = &plat->cfg;
struct ofnode_phandle_args args;
u32 *gate_reg;
u32 *gate_reg, *ccu_reg;
int bus_width, ret;
cfg->name = dev->name;
@ -618,21 +628,21 @@ static int sunxi_mmc_probe(struct udevice *dev)
cfg->f_max = 52000000;
priv->reg = (void *)dev_read_addr(dev);
priv->variant =
(const struct sunxi_mmc_variant *)dev_get_driver_data(dev);
/* We don't have a sunxi clock driver so find the clock address here */
ret = dev_read_phandle_with_args(dev, "clocks", "#clock-cells", 0,
1, &args);
if (ret)
return ret;
priv->mclkreg = (u32 *)ofnode_get_addr(args.node);
ccu_reg = (u32 *)ofnode_get_addr(args.node);
ret = dev_read_phandle_with_args(dev, "clocks", "#clock-cells", 0,
0, &args);
if (ret)
return ret;
gate_reg = (u32 *)ofnode_get_addr(args.node);
setbits_le32(gate_reg, 1 << args.args[0]);
priv->mmc_no = args.args[0] - 8;
priv->mmc_no = ((uintptr_t)priv->reg - SUNXI_MMC0_BASE) / 0x1000;
priv->mclkreg = (void *)ccu_reg +
(priv->variant->mclk_offset + (priv->mmc_no * 4));
gate_reg = (void *)ccu_reg + priv->variant->gate_offset;
setbits_le32(gate_reg, BIT(AHB_GATE_OFFSET_MMC(priv->mmc_no)));
ret = mmc_set_mod_clk(priv, 24000000);
if (ret)
@ -665,11 +675,25 @@ static int sunxi_mmc_bind(struct udevice *dev)
return mmc_bind(dev, &plat->mmc, &plat->cfg);
}
static const struct sunxi_mmc_variant sun4i_a10_variant = {
.gate_offset = 0x60,
.mclk_offset = 0x88,
};
static const struct udevice_id sunxi_mmc_ids[] = {
{ .compatible = "allwinner,sun4i-a10-mmc" },
{ .compatible = "allwinner,sun5i-a13-mmc" },
{ .compatible = "allwinner,sun7i-a20-mmc" },
{ }
{
.compatible = "allwinner,sun4i-a10-mmc",
.data = (ulong)&sun4i_a10_variant,
},
{
.compatible = "allwinner,sun5i-a13-mmc",
.data = (ulong)&sun4i_a10_variant,
},
{
.compatible = "allwinner,sun7i-a20-mmc",
.data = (ulong)&sun4i_a10_variant,
},
{ /* sentinel */ }
};
U_BOOT_DRIVER(sunxi_mmc_drv) = {