+// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright (C) 2017 Álvaro Fernández Rojas <noltari@gmail.com>
*
* Derived from linux/arch/mips/bcm63xx/cpu.c:
* Copyright (C) 2008 Maxime Bizon <mbizon@freebox.fr>
* Copyright (C) 2009 Florian Fainelli <florian@openwrt.org>
- *
- * SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#define SDRAM_CFG_32B_MASK (1 << SDRAM_CFG_32B_SHIFT)
#define SDRAM_CFG_BANK_SHIFT 13
#define SDRAM_CFG_BANK_MASK (1 << SDRAM_CFG_BANK_SHIFT)
+#define SDRAM_6318_SPACE_SHIFT 4
+#define SDRAM_6318_SPACE_MASK (0xf << SDRAM_6318_SPACE_SHIFT)
#define MEMC_CFG_REG 0x4
#define MEMC_CFG_32B_SHIFT 1
const struct bmips_ram_hw *hw;
};
+static ulong bcm6318_get_ram_size(struct bmips_ram_priv *priv)
+{
+ u32 val;
+
+ val = readl_be(priv->regs + SDRAM_CFG_REG);
+ val = (val & SDRAM_6318_SPACE_MASK) >> SDRAM_6318_SPACE_SHIFT;
+
+ return (1 << (val + 20));
+}
+
static ulong bcm6328_get_ram_size(struct bmips_ram_priv *priv)
{
return readl_be(priv->regs + DDR_CSEND_REG) << 24;
.get_info = bmips_ram_get_info,
};
+static const struct bmips_ram_hw bmips_ram_bcm6318 = {
+ .get_ram_size = bcm6318_get_ram_size,
+};
+
static const struct bmips_ram_hw bmips_ram_bcm6328 = {
.get_ram_size = bcm6328_get_ram_size,
};
static const struct udevice_id bmips_ram_ids[] = {
{
+ .compatible = "brcm,bcm6318-mc",
+ .data = (ulong)&bmips_ram_bcm6318,
+ }, {
.compatible = "brcm,bcm6328-mc",
.data = (ulong)&bmips_ram_bcm6328,
}, {
struct bmips_ram_priv *priv = dev_get_priv(dev);
const struct bmips_ram_hw *hw =
(const struct bmips_ram_hw *)dev_get_driver_data(dev);
- fdt_addr_t addr;
- fdt_size_t size;
- addr = devfdt_get_addr_size_index(dev, 0, &size);
- if (addr == FDT_ADDR_T_NONE)
+ priv->regs = dev_remap_addr(dev);
+ if (!priv->regs)
return -EINVAL;
- priv->regs = ioremap(addr, size);
priv->hw = hw;
return 0;