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authorLennert Buytenhek <buytenh@wantstofly.org>2008-03-27 14:51:39 -0400
committerNicolas Pitre <nico@marvell.com>2008-03-27 14:51:39 -0400
commit15a32632d94011911497052a96cdbf3b905b325d (patch)
tree75d5d0c378157f19ccd12a1615a83c6aa2226689 /arch/arm
parent92aecfa95523384923b52c8ddaf948fc02a53e82 (diff)
sata_mv: mbus decode window support
Make it possible to pass mbus_dram_target_info to the sata_mv driver via the platform data, make the sata_mv driver program the window registers based on this data if it is passed in, and make the Orion platform setup code use this method instead of programming the SATA mbus window registers by hand. Signed-off-by: Lennert Buytenhek <buytenh@marvell.com> Reviewed-by: Tzachi Perelstein <tzachi@marvell.com> Acked-by: Russell King <rmk+kernel@arm.linux.org.uk> Signed-off-by: Nicolas Pitre <nico@marvell.com>
Diffstat (limited to 'arch/arm')
-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
3 files changed, 2 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.