aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--arch/arm/mach-orion/addr-map.c39
-rw-r--r--arch/arm/mach-orion/common.c4
-rw-r--r--arch/arm/mach-orion/common.h1
-rw-r--r--drivers/ata/sata_mv.c31
-rw-r--r--include/linux/ata_platform.h3
5 files changed, 36 insertions, 42 deletions
diff --git a/arch/arm/mach-orion/addr-map.c b/arch/arm/mach-orion/addr-map.c
index 40bcb986ab9..3de5de9ac65 100644
--- a/arch/arm/mach-orion/addr-map.c
+++ b/arch/arm/mach-orion/addr-map.c
@@ -103,13 +103,6 @@
#define ETH_MAX_WIN 6
#define ETH_MAX_REMAP_WIN 4
-/*
- * SATA Address Decode Windows registers
- */
-#define SATA_WIN_CTRL(win) ORION_SATA_REG(0x30 + ((win) * 0x10))
-#define SATA_WIN_BASE(win) ORION_SATA_REG(0x34 + ((win) * 0x10))
-#define SATA_MAX_WIN 4
-
struct mbus_dram_target_info orion_mbus_dram_info;
@@ -288,35 +281,3 @@ void __init orion_setup_eth_wins(void)
}
}
}
-
-void __init orion_setup_sata_wins(void)
-{
- int i;
-
- /*
- * First, disable and clear windows
- */
- for (i = 0; i < SATA_MAX_WIN; i++) {
- orion_write(SATA_WIN_BASE(i), 0);
- orion_write(SATA_WIN_CTRL(i), 0);
- }
-
- /*
- * Setup windows for DDR banks.
- */
- for (i = 0; i < DDR_MAX_CS; i++) {
- u32 base, size;
- size = orion_read(DDR_SIZE_CS(i));
- base = orion_read(DDR_BASE_CS(i));
- if (size & DDR_BANK_EN) {
- base = DDR_REG_TO_BASE(base);
- size = DDR_REG_TO_SIZE(size);
- orion_write(SATA_WIN_CTRL(i),
- ((size-1) & 0xffff0000) |
- (ATTR_DDR_CS(i) << 8) |
- (TARGET_DDR << 4) | WIN_EN);
- orion_write(SATA_WIN_BASE(i),
- base & 0xffff0000);
- }
- }
-}
diff --git a/arch/arm/mach-orion/common.c b/arch/arm/mach-orion/common.c
index d33c01dfc3f..a32fe8e108b 100644
--- a/arch/arm/mach-orion/common.c
+++ b/arch/arm/mach-orion/common.c
@@ -17,6 +17,7 @@
#include <linux/mbus.h>
#include <linux/mv643xx_eth.h>
#include <linux/mv643xx_i2c.h>
+#include <linux/ata_platform.h>
#include <asm/page.h>
#include <asm/setup.h>
#include <asm/timex.h>
@@ -289,6 +290,7 @@ static struct platform_device orion_sata = {
void __init orion_sata_init(struct mv_sata_platform_data *sata_data)
{
+ sata_data->dram = &orion_mbus_dram_info;
orion_sata.dev.platform_data = sata_data;
platform_device_register(&orion_sata);
}
@@ -342,8 +344,6 @@ void __init orion_init(void)
*/
orion_setup_cpu_wins();
orion_setup_eth_wins();
- if (dev == MV88F5182_DEV_ID)
- orion_setup_sata_wins();
/*
* REgister devices
diff --git a/arch/arm/mach-orion/common.h b/arch/arm/mach-orion/common.h
index c100355754f..b676be0a4a8 100644
--- a/arch/arm/mach-orion/common.h
+++ b/arch/arm/mach-orion/common.h
@@ -33,7 +33,6 @@ extern struct mbus_dram_target_info orion_mbus_dram_info;
void orion_setup_cpu_win(enum orion_target target, u32 base, u32 size, int remap);
void orion_setup_cpu_wins(void);
void orion_setup_eth_wins(void);
-void orion_setup_sata_wins(void);
/*
* Shared code used internally by other Orion core functions.
diff --git a/drivers/ata/sata_mv.c b/drivers/ata/sata_mv.c
index 6ebebde8454..83584b6e1ba 100644
--- a/drivers/ata/sata_mv.c
+++ b/drivers/ata/sata_mv.c
@@ -74,6 +74,7 @@
#include <linux/device.h>
#include <linux/platform_device.h>
#include <linux/ata_platform.h>
+#include <linux/mbus.h>
#include <scsi/scsi_host.h>
#include <scsi/scsi_cmnd.h>
#include <scsi/scsi_device.h>
@@ -352,6 +353,9 @@ enum {
#define IS_GEN_IIE(hpriv) ((hpriv)->hp_flags & MV_HP_GEN_IIE)
#define HAS_PCI(host) (!((host)->ports[0]->flags & MV_FLAG_SOC))
+#define WINDOW_CTRL(i) (0x20030 + ((i) << 4))
+#define WINDOW_BASE(i) (0x20034 + ((i) << 4))
+
enum {
/* DMA boundary 0xffff is required by the s/g splitting
* we need on /length/ in mv_fill-sg().
@@ -2897,6 +2901,27 @@ static int mv_create_dma_pools(struct mv_host_priv *hpriv, struct device *dev)
return 0;
}
+static void mv_conf_mbus_windows(struct mv_host_priv *hpriv,
+ struct mbus_dram_target_info *dram)
+{
+ int i;
+
+ for (i = 0; i < 4; i++) {
+ writel(0, hpriv->base + WINDOW_CTRL(i));
+ writel(0, hpriv->base + WINDOW_BASE(i));
+ }
+
+ for (i = 0; i < dram->num_cs; i++) {
+ struct mbus_dram_window *cs = dram->cs + i;
+
+ writel(((cs->size - 1) & 0xffff0000) |
+ (cs->mbus_attr << 8) |
+ (dram->mbus_dram_target_id << 4) | 1,
+ hpriv->base + WINDOW_CTRL(i));
+ writel(cs->base, hpriv->base + WINDOW_BASE(i));
+ }
+}
+
/**
* mv_platform_probe - handle a positive probe of an soc Marvell
* host
@@ -2951,6 +2976,12 @@ static int mv_platform_probe(struct platform_device *pdev)
res->end - res->start + 1);
hpriv->base -= MV_SATAHC0_REG_BASE;
+ /*
+ * (Re-)program MBUS remapping windows if we are asked to.
+ */
+ if (mv_platform_data->dram != NULL)
+ mv_conf_mbus_windows(hpriv, mv_platform_data->dram);
+
rc = mv_create_dma_pools(hpriv, &pdev->dev);
if (rc)
return rc;
diff --git a/include/linux/ata_platform.h b/include/linux/ata_platform.h
index b856a2a590d..9a26c83a2c9 100644
--- a/include/linux/ata_platform.h
+++ b/include/linux/ata_platform.h
@@ -27,7 +27,10 @@ extern int __devexit __pata_platform_remove(struct device *dev);
/*
* Marvell SATA private data
*/
+struct mbus_dram_target_info;
+
struct mv_sata_platform_data {
+ struct mbus_dram_target_info *dram;
int n_ports; /* number of sata ports */
};