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authorLinus Torvalds <torvalds@linux-foundation.org>2012-05-22 20:41:01 +0400
committerLinus Torvalds <torvalds@linux-foundation.org>2012-05-22 20:41:01 +0400
commitcdd3a354a05b0c33fe33ab11a0fb0838396cad19 (patch)
treeea2c87bbc2dc5865a97e73e201661d69937b45d5 /arch/arm/mach-omap2/cminst44xx.c
parent813a95e5b4fa936bbde10ef89188932745dcd7f4 (diff)
parentada2e35defe6c6f0a986ec8147e47726fbd0e7b1 (diff)
downloadlinux-cdd3a354a05b0c33fe33ab11a0fb0838396cad19.tar.xz
Merge tag 'pm' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc
Pull arm-soc power management changes from Olof Johansson: "Power management changes here are mostly for the omap platform, but also include cpuidle changes for ux500 and suspend/resume code for mmp." * tag 'pm' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (48 commits) ARM: OMAP2+: WDTIMER integration: fix !PM boot crash, disarm timer after hwmod reset ARM: OMAP2/3: hwmod data: Add 32k-sync timer data to hwmod database ARM: OMAP4: hwmod_data: Name the common irq for McBSP ports ARM: OMAP4: hwmod data: I2C: add flag for context restore ARM: OMAP3: hwmod_data: Rename the common irq for McBSP ports ARM: OMAP2xxx: hwmod data: add HDQ/1-wire hwmod ARM: OMAP3: hwmod data: add HDQ/1-wire hwmod ARM: OMAP2+: hwmod data: add HDQ/1-wire hwmod shared data ARM: OMAP2+: HDQ1W: add custom reset function ARM: OMAP2420: hwmod data: Add MMC hwmod data for 2420 arm: omap3: clockdomain data: Remove superfluous commas from gfx_sgx_3xxx_wkdeps[] ARM: OMAP2+: powerdomain: Get rid off duplicate pwrdm_clkdm_state_switch() API ARM: OMAP3: clock data: add clockdomain for HDQ functional clock ARM: OMAP3+: dpll: Configure autoidle mode only if it's supported ARM: OMAP2+: dmtimer: cleanup iclk usage ARM: OMAP4+: Add prm and cm base init function. ARM: OMAP2/3: Add idle_st bits for ST_32KSYNC timer to prcm-common header ARM: OMAP3: Fix CM register bit masks ARM: OMAP: clock: convert AM3517/3505 detection/flags to AM35xx ARM: OMAP3: clock data: treat all AM35x devices the same ...
Diffstat (limited to 'arch/arm/mach-omap2/cminst44xx.c')
-rw-r--r--arch/arm/mach-omap2/cminst44xx.c28
1 files changed, 18 insertions, 10 deletions
diff --git a/arch/arm/mach-omap2/cminst44xx.c b/arch/arm/mach-omap2/cminst44xx.c
index bd8810c3753f..8c86d294b1a3 100644
--- a/arch/arm/mach-omap2/cminst44xx.c
+++ b/arch/arm/mach-omap2/cminst44xx.c
@@ -32,6 +32,7 @@
#include "prcm44xx.h"
#include "prm44xx.h"
#include "prcm_mpu44xx.h"
+#include "prcm-common.h"
/*
* CLKCTRL_IDLEST_*: possible values for the CM_*_CLKCTRL.IDLEST bitfield:
@@ -49,14 +50,21 @@
#define CLKCTRL_IDLEST_INTERFACE_IDLE 0x2
#define CLKCTRL_IDLEST_DISABLED 0x3
-static u32 _cm_bases[OMAP4_MAX_PRCM_PARTITIONS] = {
- [OMAP4430_INVALID_PRCM_PARTITION] = 0,
- [OMAP4430_PRM_PARTITION] = OMAP4430_PRM_BASE,
- [OMAP4430_CM1_PARTITION] = OMAP4430_CM1_BASE,
- [OMAP4430_CM2_PARTITION] = OMAP4430_CM2_BASE,
- [OMAP4430_SCRM_PARTITION] = 0,
- [OMAP4430_PRCM_MPU_PARTITION] = OMAP4430_PRCM_MPU_BASE,
-};
+static void __iomem *_cm_bases[OMAP4_MAX_PRCM_PARTITIONS];
+
+/**
+ * omap_cm_base_init - Populates the cm partitions
+ *
+ * Populates the base addresses of the _cm_bases
+ * array used for read/write of cm module registers.
+ */
+void omap_cm_base_init(void)
+{
+ _cm_bases[OMAP4430_PRM_PARTITION] = prm_base;
+ _cm_bases[OMAP4430_CM1_PARTITION] = cm_base;
+ _cm_bases[OMAP4430_CM2_PARTITION] = cm2_base;
+ _cm_bases[OMAP4430_PRCM_MPU_PARTITION] = prcm_mpu_base;
+}
/* Private functions */
@@ -106,7 +114,7 @@ u32 omap4_cminst_read_inst_reg(u8 part, s16 inst, u16 idx)
BUG_ON(part >= OMAP4_MAX_PRCM_PARTITIONS ||
part == OMAP4430_INVALID_PRCM_PARTITION ||
!_cm_bases[part]);
- return __raw_readl(OMAP2_L4_IO_ADDRESS(_cm_bases[part] + inst + idx));
+ return __raw_readl(_cm_bases[part] + inst + idx);
}
/* Write into a register in a CM instance */
@@ -115,7 +123,7 @@ void omap4_cminst_write_inst_reg(u32 val, u8 part, s16 inst, u16 idx)
BUG_ON(part >= OMAP4_MAX_PRCM_PARTITIONS ||
part == OMAP4430_INVALID_PRCM_PARTITION ||
!_cm_bases[part]);
- __raw_writel(val, OMAP2_L4_IO_ADDRESS(_cm_bases[part] + inst + idx));
+ __raw_writel(val, _cm_bases[part] + inst + idx);
}
/* Read-modify-write a register in CM1. Caller must lock */