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authorOlof Johansson <olof@lixom.net>2013-06-01 09:39:49 +0400
committerOlof Johansson <olof@lixom.net>2013-06-01 09:39:49 +0400
commit92ce4cc63d5eb31fb1b2650d97d6d4c5fa47b793 (patch)
tree9d8d74e4bc1c82d42e2136d43f57189d6fb5f640 /arch/arm/mach-kirkwood
parente4aa937ec75df0eea0bee03bffa3303ad36c986b (diff)
parent0e2ee0c0610ec211a9f0ebf3088cbf4da422ebf8 (diff)
downloadlinux-92ce4cc63d5eb31fb1b2650d97d6d4c5fa47b793.tar.xz
Merge tag 'soc-3.11-2' of git://git.infradead.org/users/jcooper/linux into next/soc
From Jason Cooper, mvebu soc changes for v3.11 Signed-off-by: Olof Johansson <olof@lixom.net> * tag 'soc-3.11-2' of git://git.infradead.org/users/jcooper/linux: arm: kirkwood: Instantiate cpufreq driver arm: kirkwood: use the default of match table
Diffstat (limited to 'arch/arm/mach-kirkwood')
-rw-r--r--arch/arm/mach-kirkwood/board-dt.c9
-rw-r--r--arch/arm/mach-kirkwood/common.c23
-rw-r--r--arch/arm/mach-kirkwood/common.h2
-rw-r--r--arch/arm/mach-kirkwood/include/mach/bridge-regs.h2
4 files changed, 30 insertions, 6 deletions
diff --git a/arch/arm/mach-kirkwood/board-dt.c b/arch/arm/mach-kirkwood/board-dt.c
index e9647b80cb59..4cc9edf39865 100644
--- a/arch/arm/mach-kirkwood/board-dt.c
+++ b/arch/arm/mach-kirkwood/board-dt.c
@@ -25,11 +25,6 @@
#include <plat/common.h>
#include "common.h"
-static struct of_device_id kirkwood_dt_match_table[] __initdata = {
- { .compatible = "simple-bus", },
- { }
-};
-
/*
* There are still devices that doesn't know about DT yet. Get clock
* gates here and add a clock lookup alias, so that old platform
@@ -97,6 +92,8 @@ static void __init kirkwood_dt_init(void)
kirkwood_l2_init();
+ kirkwood_cpufreq_init();
+
/* Setup root of clk tree */
kirkwood_of_clk_init();
@@ -159,7 +156,7 @@ static void __init kirkwood_dt_init(void)
if (of_machine_is_compatible("usi,topkick"))
usi_topkick_init();
- of_platform_populate(NULL, kirkwood_dt_match_table, NULL, NULL);
+ of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
}
static const char * const kirkwood_dt_board_compat[] = {
diff --git a/arch/arm/mach-kirkwood/common.c b/arch/arm/mach-kirkwood/common.c
index f38922897563..56250e638d9b 100644
--- a/arch/arm/mach-kirkwood/common.c
+++ b/arch/arm/mach-kirkwood/common.c
@@ -598,6 +598,29 @@ void __init kirkwood_audio_init(void)
}
/*****************************************************************************
+ * CPU Frequency
+ ****************************************************************************/
+static struct resource kirkwood_cpufreq_resources[] = {
+ [0] = {
+ .start = CPU_CONTROL_PHYS,
+ .end = CPU_CONTROL_PHYS + 3,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+static struct platform_device kirkwood_cpufreq_device = {
+ .name = "kirkwood-cpufreq",
+ .id = -1,
+ .num_resources = ARRAY_SIZE(kirkwood_cpufreq_resources),
+ .resource = kirkwood_cpufreq_resources,
+};
+
+void __init kirkwood_cpufreq_init(void)
+{
+ platform_device_register(&kirkwood_cpufreq_device);
+}
+
+/*****************************************************************************
* General
****************************************************************************/
/*
diff --git a/arch/arm/mach-kirkwood/common.h b/arch/arm/mach-kirkwood/common.h
index 21da3b1ebd7b..99e769893c35 100644
--- a/arch/arm/mach-kirkwood/common.h
+++ b/arch/arm/mach-kirkwood/common.h
@@ -51,6 +51,8 @@ void kirkwood_nand_init_rnb(struct mtd_partition *parts, int nr_parts,
int (*dev_ready)(struct mtd_info *));
void kirkwood_audio_init(void);
void kirkwood_cpuidle_init(void);
+void kirkwood_cpufreq_init(void);
+
void kirkwood_restart(char, const char *);
void kirkwood_clk_init(void);
diff --git a/arch/arm/mach-kirkwood/include/mach/bridge-regs.h b/arch/arm/mach-kirkwood/include/mach/bridge-regs.h
index 5c82b7dce4e2..d4cbe5e81bb4 100644
--- a/arch/arm/mach-kirkwood/include/mach/bridge-regs.h
+++ b/arch/arm/mach-kirkwood/include/mach/bridge-regs.h
@@ -17,6 +17,7 @@
#define CPU_CONFIG_ERROR_PROP 0x00000004
#define CPU_CONTROL (BRIDGE_VIRT_BASE + 0x0104)
+#define CPU_CONTROL_PHYS (BRIDGE_PHYS_BASE + 0x0104)
#define CPU_RESET 0x00000002
#define RSTOUTn_MASK (BRIDGE_VIRT_BASE + 0x0108)
@@ -69,6 +70,7 @@
#define CGC_RUNIT (1 << 7)
#define CGC_XOR0 (1 << 8)
#define CGC_AUDIO (1 << 9)
+#define CGC_POWERSAVE (1 << 11)
#define CGC_SATA0 (1 << 14)
#define CGC_SATA1 (1 << 15)
#define CGC_XOR1 (1 << 16)