Hello.
Atsushi Nemoto wrote:
Add a helper routine to register tx4938ide driver and use it on
RBTX4938 board.
Signed-off-by: Atsushi Nemoto <anemo@xxxxxxxxxxxxx>
Acked-by: Sergei Shtylyov <sshtylyov@xxxxxxxxxxxxx>
diff --git a/arch/mips/include/asm/txx9/tx4938.h b/arch/mips/include/asm/txx9/tx4938.h
index 989e775..3dada66 100644
--- a/arch/mips/include/asm/txx9/tx4938.h
+++ b/arch/mips/include/asm/txx9/tx4938.h
@@ -292,4 +292,17 @@ void tx4938_setup_pcierr_irq(void);
void tx4938_irq_init(void);
void tx4938_mtd_init(int ch);
+struct tx4938ide_platform_info {
+ /*
+ * I/O port shift, for platforms with ports that are
+ * constantly spaced and need larger than the 1-byte
+ * spacing used by ata_std_ports().
+ */
+ unsigned int ioport_shift;
+ unsigned int gbus_clock; /* 0 means no-autotune. */
I'd say "no PIO mode tuning" since the mode can also be changed via
HDIO_SET_PIO_MODE which e.g. 'hdparm -p' calls...
diff --git a/arch/mips/txx9/generic/setup_tx4938.c b/arch/mips/txx9/generic/setup_tx4938.c
index af724e5..e6c558e 100644
--- a/arch/mips/txx9/generic/setup_tx4938.c
+++ b/arch/mips/txx9/generic/setup_tx4938.c
[...]
@@ -335,6 +336,52 @@ void __init tx4938_mtd_init(int ch)
txx9_physmap_flash_init(ch, start, size, &pdata);
}
+void __init tx4938_ata_init(unsigned int irq, unsigned int shift, int tune)
+{
+ struct platform_device *pdev;
+ struct resource res[] = {
+ {
+ /* .start and .end are filled in later */
+ .flags = IORESOURCE_MEM,
+ }, {
+ .start = irq,
+ .flags = IORESOURCE_IRQ,
+ },
+ };
+ struct tx4938ide_platform_info pdata = {
+ .ioport_shift = shift,
+ /*
+ * The ide driver should not do autotune if other ISA
"The IDE driver should not change bus timings", I'd say.
MBR, Sergei
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