static void mvneta_conf_mbus_windows(struct mvneta_port *pp)
{
	const struct mbus_dram_target_info *dram;
	u32 win_enable;
	u32 win_protect;
	int i;

	dram = mvebu_mbus_dram_info();
	for (i = 0; i < 6; i++) {
		mvreg_write(pp, MVNETA_WIN_BASE(i), 0);
		mvreg_write(pp, MVNETA_WIN_SIZE(i), 0);

		if (i < 4)
			mvreg_write(pp, MVNETA_WIN_REMAP(i), 0);
	}

	win_enable = 0x3f;
	win_protect = 0;

	for (i = 0; i < dram->num_cs; i++) {
		const struct mbus_dram_window *cs = dram->cs + i;
		mvreg_write(pp, MVNETA_WIN_BASE(i), (cs->base & 0xffff0000) |
			    (cs->mbus_attr << 8) | dram->mbus_dram_target_id);

		mvreg_write(pp, MVNETA_WIN_SIZE(i),
			    (cs->size - 1) & 0xffff0000);

		win_enable &= ~(1 << i);
		win_protect |= 3 << (2 * i);
	}

	mvreg_write(pp, MVNETA_BASE_ADDR_ENABLE, win_enable);
}
Example #2
0
static void mvneta_conf_mbus_windows(struct mvneta_port *priv)
{
	const struct mbus_dram_target_info *dram = mvebu_mbus_dram_info();
	u32 win_enable, win_protect;
	int i;

	for (i = 0; i < 6; i++) {
		writel(0, priv->reg + MVNETA_WIN_BASE(i));
		writel(0, priv->reg + MVNETA_WIN_SIZE(i));

		if (i < 4)
			writel(0, priv->reg + MVNETA_WIN_REMAP(i));
	}

	win_enable = 0x3f;
	win_protect = 0;

	for (i = 0; i < dram->num_cs; i++) {
		const struct mbus_dram_window *cs = dram->cs + i;

		writel((cs->base & 0xffff0000) |
		       (cs->mbus_attr << 8) |
		       dram->mbus_dram_target_id,
		       priv->reg + MVNETA_WIN_BASE(i));

		writel((cs->size - 1) & 0xffff0000,
		       priv->reg + MVNETA_WIN_SIZE(i));

		win_enable &= ~(1 << i);
		win_protect |= 3 << (2 * i);
	}

	writel(win_enable, priv->reg + MVNETA_BASE_ADDR_ENABLE);
}