Merge tag 'renesas-soc-r8a7779-for-v3.10' of git://git.kernel.org/pub/scm/linux/kernel/git/horms/renesas into next/soc2

From Simon Horman <horms+renesas@verge.net.au>:

Renesas ARM r8a7779 SoC update for v3.10

Update to the r8a7779 SoC:
* Add SH Ethernet support
* Add comment describing clock ratios

This pull request is based on:
git://git.kernel.org/pub/scm/linux/kernel/git/horms/renesas renesas-soc2-for-v3.10

* tag 'renesas-soc-r8a7779-for-v3.10' of git://git.kernel.org/pub/scm/linux/kernel/git/horms/renesas:
  ARM: shmobile: R8A7779: add Ether support
  ARM: shmobile: r8a7779: add each clocks ratio on comment area

Signed-off-by: Arnd Bergmann <arnd@arndb.de>

3 files changed, 46 insertions, 2 deletions

diff --git a/arch/arm/mach-shmobile/clock-r8a7779.c b/arch/arm/mach-shmobile/clock-r8a7779.c
index 7d86bfbb5b06..31d5cd4d9787 100644
--- a/arch/arm/mach-shmobile/clock-r8a7779.c
+++ b/arch/arm/mach-shmobile/clock-r8a7779.c
@@ -26,6 +26,25 @@
 #include <mach/clock.h>
 #include <mach/common.h>
 
+/*
+ *              MD1 = 1                 MD1 = 0
+ *              (PLLA = 1500)           (PLLA = 1600)
+ *              (MHz)                   (MHz)
+ *------------------------------------------------+--------------------
+ * clkz         1000   (2/3)            800   (1/2)
+ * clkzs         250   (1/6)            200   (1/8)
+ * clki          750   (1/2)            800   (1/2)
+ * clks          250   (1/6)            200   (1/8)
+ * clks1         125   (1/12)           100   (1/16)
+ * clks3         187.5 (1/8)            200   (1/8)
+ * clks4          93.7 (1/16)           100   (1/16)
+ * clkp           62.5 (1/24)            50   (1/32)
+ * clkg           62.5 (1/24)            66.6 (1/24)
+ * clkb, CLKOUT
+ * (MD2 = 0)      62.5 (1/24)            66.6 (1/24)
+ * (MD2 = 1)      41.6 (1/36)            50   (1/32)
+*/
+
 #define MD(nr)  BIT(nr)
 
 #define FRQMR           IOMEM(0xffc80014)
@@ -93,7 +112,7 @@ static struct clk *main_clks[] = {
 };
 
 enum { MSTP323, MSTP322, MSTP321, MSTP320,
-        MSTP115,
+        MSTP115, MSTP114,
         MSTP103, MSTP101, MSTP100,
         MSTP030,
         MSTP029, MSTP028, MSTP027, MSTP026, MSTP025, MSTP024, MSTP023, MSTP022, MSTP021,
@@ -107,6 +126,7 @@ static struct clk mstp_clks[MSTP_NR] = {
         [MSTP321] = SH_CLK_MSTP32(&clkp_clk, MSTPCR3, 21, 0), /* SDHI2 */
         [MSTP320] = SH_CLK_MSTP32(&clkp_clk, MSTPCR3, 20, 0), /* SDHI3 */
         [MSTP115] = SH_CLK_MSTP32(&clkp_clk, MSTPCR1, 15, 0), /* SATA */
+        [MSTP114] = SH_CLK_MSTP32(&clkp_clk, MSTPCR1, 14, 0), /* Ether */
         [MSTP103] = SH_CLK_MSTP32(&clks_clk, MSTPCR1,  3, 0), /* DU */
         [MSTP101] = SH_CLK_MSTP32(&clkp_clk, MSTPCR1,  1, 0), /* USB2 */
         [MSTP100] = SH_CLK_MSTP32(&clkp_clk, MSTPCR1,  0, 0), /* USB0/1 */
@@ -143,6 +163,7 @@ static struct clk_lookup lookups[] = {
         /* 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("sh-eth", &mstp_clks[MSTP114]), /* Ether */
         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 */
diff --git a/arch/arm/mach-shmobile/include/mach/r8a7779.h b/arch/arm/mach-shmobile/include/mach/r8a7779.h
index 945299ed1638..188b295938a5 100644
--- a/arch/arm/mach-shmobile/include/mach/r8a7779.h
+++ b/arch/arm/mach-shmobile/include/mach/r8a7779.h
@@ -3,6 +3,7 @@
 
 #include <linux/sh_clk.h>
 #include <linux/pm_domain.h>
+#include <linux/sh_eth.h>
 
 struct platform_device;
 
@@ -31,6 +32,7 @@ extern void r8a7779_earlytimer_init(void);
 extern void r8a7779_add_early_devices(void);
 extern void r8a7779_add_standard_devices(void);
 extern void r8a7779_add_standard_devices_dt(void);
+extern void r8a7779_add_ether_device(struct sh_eth_plat_data *pdata);
 extern void r8a7779_clock_init(void);
 extern void r8a7779_pinmux_init(void);
 extern void r8a7779_pm_init(void);
diff --git a/arch/arm/mach-shmobile/setup-r8a7779.c b/arch/arm/mach-shmobile/setup-r8a7779.c
index a460ba3dedcb..b0b394842ea5 100644
--- a/arch/arm/mach-shmobile/setup-r8a7779.c
+++ b/arch/arm/mach-shmobile/setup-r8a7779.c
@@ -1,8 +1,9 @@
 /*
  * r8a7779 processor support
  *
- * Copyright (C) 2011  Renesas Solutions Corp.
+ * Copyright (C) 2011, 2013  Renesas Solutions Corp.
  * Copyright (C) 2011  Magnus Damm
+ * 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
@@ -393,6 +394,18 @@ static struct platform_device sata_device = {
         },
 };
 
+/* Ether */
+static struct resource ether_resources[] = {
+        {
+                .start  = 0xfde00000,
+                .end    = 0xfde003ff,
+                .flags  = IORESOURCE_MEM,
+        }, {
+                .start  = gic_iid(0xb4),
+                .flags  = IORESOURCE_IRQ,
+        },
+};
+
 static struct platform_device *r8a7779_devices_dt[] __initdata = {
         &scif0_device,
         &scif1_device,
@@ -428,6 +441,14 @@ void __init r8a7779_add_standard_devices(void)
                             ARRAY_SIZE(r8a7779_late_devices));
 }
 
+void __init r8a7779_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));
+}
+
 /* do nothing for !CONFIG_SMP or !CONFIG_HAVE_TWD */
 void __init __weak r8a7779_register_twd(void) { }