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authorArnd Bergmann <arnd@arndb.de>2013-04-09 14:43:00 +0200
committerArnd Bergmann <arnd@arndb.de>2013-04-09 14:43:00 +0200
commit2fce7e1106dd6dcbe3c72cec2ea81b452a50de6e (patch)
treeeb1a1a3e4ffcdbbdce383197977de6bb08466ecf /arch
parent797b3a9ee790e8de2a34d427de96a1bb560fe0db (diff)
parentdace48d04dee46a3409d5e13cd98031522e46377 (diff)
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>
Diffstat (limited to 'arch')
-rw-r--r--arch/arm/mach-shmobile/clock-r8a7779.c23
-rw-r--r--arch/arm/mach-shmobile/include/mach/r8a7779.h2
-rw-r--r--arch/arm/mach-shmobile/setup-r8a7779.c23
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) { }