diff options
author | Mattias WALLIN <mattias.wallin@stericsson.com> | 2011-05-27 10:30:34 +0200 |
---|---|---|
committer | Robert Marklund <robert.marklund@stericsson.com> | 2011-10-05 12:59:45 +0200 |
commit | a54d0f7b6f687c64880925e2d8c482f8dcfb7354 (patch) | |
tree | af4cc794cc27eb40ebd109d8a374e003a3aac2c5 /arch | |
parent | a8e225992f20fe5208d1f4d85b5a45c3a2fe42de (diff) |
mach-ux500: add support for clocksource DBX500 PRCMU
This patch adds support for the DBX500 PRCMU clocksource
to the mach-ux500 platform.
Change-Id: I6f14d032c0def1e8625afdcfc10dece3d39890f7
Signed-off-by: Mattias Wallin <mattias.wallin@stericsson.co>
Signed-off-by: Jonas Aaberg <jonas.aberg@stericsson.com>
Reviewed-on: http://gerrit.lud.stericsson.com/gerrit/32053
Diffstat (limited to 'arch')
-rw-r--r-- | arch/arm/mach-ux500/cpu.c | 9 | ||||
-rw-r--r-- | arch/arm/mach-ux500/include/mach/db5500-regs.h | 2 | ||||
-rw-r--r-- | arch/arm/mach-ux500/include/mach/db8500-regs.h | 2 |
3 files changed, 13 insertions, 0 deletions
diff --git a/arch/arm/mach-ux500/cpu.c b/arch/arm/mach-ux500/cpu.c index 700fd5256bf..4f5d72f4ea8 100644 --- a/arch/arm/mach-ux500/cpu.c +++ b/arch/arm/mach-ux500/cpu.c @@ -9,6 +9,7 @@ #include <linux/io.h> #include <linux/clk.h> #include <linux/delay.h> +#include <linux/clksrc-dbx500-prcmu.h> #include <asm/cacheflush.h> #include <asm/hardware/cache-l2x0.h> @@ -49,7 +50,15 @@ static void __init ux500_timer_init(void) else ux500_unknown_soc(); + if (cpu_is_u8500()) + clksrc_dbx500_timer_base = __io_address(U8500_PRCMU_TIMER_4_BASE); + else if (cpu_is_u5500()) + clksrc_dbx500_timer_base = __io_address(U5500_PRCMU_TIMER_3_BASE); + else + ux500_unknown_soc(); + nmdk_timer_init(); + clksrc_dbx500_prcmu_init(); } struct sys_timer ux500_timer = { diff --git a/arch/arm/mach-ux500/include/mach/db5500-regs.h b/arch/arm/mach-ux500/include/mach/db5500-regs.h index 9abdc09f3af..870c3ff574c 100644 --- a/arch/arm/mach-ux500/include/mach/db5500-regs.h +++ b/arch/arm/mach-ux500/include/mach/db5500-regs.h @@ -62,6 +62,8 @@ #define U5500_SCR_BASE (U5500_PER4_BASE + 0x5000) #define U5500_DMC_BASE (U5500_PER4_BASE + 0x6000) #define U5500_PRCMU_BASE (U5500_PER4_BASE + 0x7000) +#define U5500_PRCMU_TIMER_3_BASE (U5500_PER4_BASE + 0x07338) +#define U5500_PRCMU_TIMER_4_BASE (U5500_PER4_BASE + 0x07450) #define U5500_MSP1_BASE (U5500_PER4_BASE + 0x9000) #define U5500_GPIO2_BASE (U5500_PER4_BASE + 0xA000) #define U5500_CDETECT_BASE (U5500_PER4_BASE + 0xF000) diff --git a/arch/arm/mach-ux500/include/mach/db8500-regs.h b/arch/arm/mach-ux500/include/mach/db8500-regs.h index 45d0c506e43..80e10f50282 100644 --- a/arch/arm/mach-ux500/include/mach/db8500-regs.h +++ b/arch/arm/mach-ux500/include/mach/db8500-regs.h @@ -98,6 +98,8 @@ #define U8500_PRCMU_BASE (U8500_PER4_BASE + 0x07000) #define U8500_PRCMU_TCDM_BASE (U8500_PER4_BASE + 0x68000) #define U8500_PRCMU_TCPM_BASE (U8500_PER4_BASE + 0x60000) +#define U8500_PRCMU_TIMER_3_BASE (U8500_PER4_BASE + 0x07338) +#define U8500_PRCMU_TIMER_4_BASE (U8500_PER4_BASE + 0x07450) /* per3 base addresses */ #define U8500_FSMC_BASE (U8500_PER3_BASE + 0x0000) |