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ARM: mach-shmobile: r8a7779: add SATA support 

Add SATA clock for r8a7779 SoC (for both device tree and usual cases).
Register SATA controller as a "late" platform device on r8a7779 SoC.

Signed-off-by: Vladimir Barinov <vladimir.barinov@cogentembedded.com>
Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
This commit is contained in:
Vladimir Barinov 2013-02-27 23:39:14 +03:00 committed by Simon Horman
parent 7840a65a03
commit a7b9837c77
2 changed files with 30 additions and 0 deletions
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4
arch/arm/mach-shmobile/clock-r8a7779.c
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@ -87,6 +87,7 @@ static struct clk div4_clks[DIV4_NR] = {
};
enum { MSTP323, MSTP322, MSTP321, MSTP320,
MSTP115,
MSTP101, MSTP100,
MSTP030,
MSTP029, MSTP028, MSTP027, MSTP026, MSTP025, MSTP024, MSTP023, MSTP022, MSTP021,
@ -99,6 +100,7 @@ static struct clk mstp_clks[MSTP_NR] = {
[MSTP322] = SH_CLK_MSTP32(&div4_clks[DIV4_P], MSTPCR3, 22, 0), /* SDHI1 */
[MSTP321] = SH_CLK_MSTP32(&div4_clks[DIV4_P], MSTPCR3, 21, 0), /* SDHI2 */
[MSTP320] = SH_CLK_MSTP32(&div4_clks[DIV4_P], MSTPCR3, 20, 0), /* SDHI3 */
[MSTP115] = SH_CLK_MSTP32(&div4_clks[DIV4_P], MSTPCR1, 15, 0), /* SATA */
[MSTP101] = SH_CLK_MSTP32(&div4_clks[DIV4_P], MSTPCR1, 1, 0), /* USB2 */
[MSTP100] = SH_CLK_MSTP32(&div4_clks[DIV4_P], MSTPCR1, 0, 0), /* USB0/1 */
[MSTP030] = SH_CLK_MSTP32(&div4_clks[DIV4_P], MSTPCR0, 30, 0), /* I2C0 */
@ -156,6 +158,8 @@ static struct clk_lookup lookups[] = {
CLKDEV_CON_ID("peripheral_clk", &div4_clks[DIV4_P]),
/* MSTP32 clocks */
CLKDEV_DEV_ID("sata_rcar", &mstp_clks[MSTP115]), /* SATA */
CLKDEV_DEV_ID("fc600000.sata", &mstp_clks[MSTP115]), /* SATA w/DT */
CLKDEV_DEV_ID("ehci-platform.1", &mstp_clks[MSTP101]), /* USB EHCI port2 */
CLKDEV_DEV_ID("ohci-platform.1", &mstp_clks[MSTP101]), /* USB OHCI port2 */
CLKDEV_DEV_ID("ehci-platform.0", &mstp_clks[MSTP100]), /* USB EHCI port0/1 */

26
arch/arm/mach-shmobile/setup-r8a7779.c
View File

@ -29,6 +29,7 @@
#include <linux/serial_sci.h>
#include <linux/sh_intc.h>
#include <linux/sh_timer.h>
#include <linux/dma-mapping.h>
#include <mach/hardware.h>
#include <mach/irqs.h>
#include <mach/r8a7779.h>
@ -322,6 +323,30 @@ static struct platform_device i2c3_device = {
.num_resources = ARRAY_SIZE(rcar_i2c3_res),
};
static struct resource sata_resources[] = {
[0] = {
.name = "rcar-sata",
.start = 0xfc600000,
.end = 0xfc601fff,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = gic_spi(100),
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device sata_device = {
.name = "sata_rcar",
.id = -1,
.resource = sata_resources,
.num_resources = ARRAY_SIZE(sata_resources),
.dev = {
.dma_mask = &sata_device.dev.coherent_dma_mask,
.coherent_dma_mask = DMA_BIT_MASK(32),
},
};
static struct platform_device *r8a7779_devices_dt[] __initdata = {
&scif0_device,
&scif1_device,
@ -338,6 +363,7 @@ static struct platform_device *r8a7779_late_devices[] __initdata = {
&i2c1_device,
&i2c2_device,
&i2c3_device,
&sata_device,
};
void __init r8a7779_add_standard_devices(void)