ARM: shmobile: R8A7778: add Ether support

Add Ether clock and platform device for R8A7778 SoC; add a function to register
this device with board-specific platform data.

Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Acked-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

diff --git a/arch/arm/mach-shmobile/clock-r8a7778.c b/arch/arm/mach-shmobile/clock-r8a7778.c
index f1277f4..cd68552 100644 (file)
--- a/arch/arm/mach-shmobile/clock-r8a7778.c
+++ b/arch/arm/mach-shmobile/clock-r8a7778.c
@@ -58,11 +58,13 @@ static struct clk *main_clks[] = {
 };
 
 enum {
+       MSTP114,
        MSTP026, MSTP025, MSTP024, MSTP023, MSTP022, MSTP021,
        MSTP016, MSTP015,
        MSTP_NR };
 
 static struct clk mstp_clks[MSTP_NR] = {
+       [MSTP114] = SH_CLK_MSTP32(&clkp, MSTPCR1, 14, 0), /* Ether */
        [MSTP026] = SH_CLK_MSTP32(&clkp, MSTPCR0, 26, 0), /* SCIF0 */
        [MSTP025] = SH_CLK_MSTP32(&clkp, MSTPCR0, 25, 0), /* SCIF1 */
        [MSTP024] = SH_CLK_MSTP32(&clkp, MSTPCR0, 24, 0), /* SCIF2 */
@@ -75,6 +77,7 @@ static struct clk mstp_clks[MSTP_NR] = {
 
 static struct clk_lookup lookups[] = {
        /* MSTP32 clocks */
+       CLKDEV_DEV_ID("sh-eth", &mstp_clks[MSTP114]), /* Ether */
        CLKDEV_DEV_ID("sh-sci.0", &mstp_clks[MSTP026]), /* SCIF0 */
        CLKDEV_DEV_ID("sh-sci.1", &mstp_clks[MSTP025]), /* SCIF1 */
        CLKDEV_DEV_ID("sh-sci.2", &mstp_clks[MSTP024]), /* SCIF2 */

diff --git a/arch/arm/mach-shmobile/include/mach/r8a7778.h b/arch/arm/mach-shmobile/include/mach/r8a7778.h
index e0c6205..951149e 100644 (file)
--- a/arch/arm/mach-shmobile/include/mach/r8a7778.h
+++ b/arch/arm/mach-shmobile/include/mach/r8a7778.h
@@ -18,8 +18,11 @@
 #ifndef __ASM_R8A7778_H__
 #define __ASM_R8A7778_H__
 
+#include <linux/sh_eth.h>
+
 extern void r8a7778_add_standard_devices(void);
 extern void r8a7778_add_standard_devices_dt(void);
+extern void r8a7778_add_ether_device(struct sh_eth_plat_data *pdata);
 extern void r8a7778_init_delay(void);
 extern void r8a7778_init_irq(void);
 extern void r8a7778_init_irq_dt(void);

diff --git a/arch/arm/mach-shmobile/setup-r8a7778.c b/arch/arm/mach-shmobile/setup-r8a7778.c
index 2882305..30b4a33 100644 (file)
--- a/arch/arm/mach-shmobile/setup-r8a7778.c
+++ b/arch/arm/mach-shmobile/setup-r8a7778.c
@@ -3,6 +3,7 @@
  *
  * Copyright (C) 2013  Renesas Solutions Corp.
  * Copyright (C) 2013  Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
+ * Copyright (C) 2013  Cogent Embedded, Inc.
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -79,6 +80,12 @@ static struct sh_timer_config sh_tmu1_platform_data = {
        .clocksource_rating     = 200,
 };
 
+/* Ether */
+static struct resource ether_resources[] = {
+       DEFINE_RES_MEM(0xfde00000, 0x400),
+       DEFINE_RES_IRQ(gic_iid(0x89)),
+};
+
 #define r8a7778_register_tmu(idx)                      \
        platform_device_register_resndata(              \
                &platform_bus, "sh_tmu", idx,           \
@@ -111,6 +118,14 @@ void __init r8a7778_add_standard_devices(void)
        r8a7778_register_tmu(1);
 }
 
+void __init r8a7778_add_ether_device(struct sh_eth_plat_data *pdata)
+{
+       platform_device_register_resndata(&platform_bus, "sh_eth", -1,
+                                         ether_resources,
+                                         ARRAY_SIZE(ether_resources),
+                                         pdata, sizeof(*pdata));
+}
+
 static struct renesas_intc_irqpin_config irqpin_platform_data = {
        .irq_base = irq_pin(0), /* IRQ0 -> IRQ3 */
        .sense_bitfield_width = 2,