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Diffstat (limited to 'arch/arm/mach-omap2/prminst44xx.c')
-rw-r--r--arch/arm/mach-omap2/prminst44xx.c27
1 files changed, 16 insertions, 11 deletions
diff --git a/arch/arm/mach-omap2/prminst44xx.c b/arch/arm/mach-omap2/prminst44xx.c
index 9b3898a3ac9b..c12320c0ae95 100644
--- a/arch/arm/mach-omap2/prminst44xx.c
+++ b/arch/arm/mach-omap2/prminst44xx.c
@@ -18,20 +18,26 @@
18 18
19#include "iomap.h" 19#include "iomap.h"
20#include "common.h" 20#include "common.h"
21#include "prcm-common.h"
21#include "prm44xx.h" 22#include "prm44xx.h"
22#include "prminst44xx.h" 23#include "prminst44xx.h"
23#include "prm-regbits-44xx.h" 24#include "prm-regbits-44xx.h"
24#include "prcm44xx.h" 25#include "prcm44xx.h"
25#include "prcm_mpu44xx.h" 26#include "prcm_mpu44xx.h"
26 27
27static u32 _prm_bases[OMAP4_MAX_PRCM_PARTITIONS] = { 28static void __iomem *_prm_bases[OMAP4_MAX_PRCM_PARTITIONS];
28 [OMAP4430_INVALID_PRCM_PARTITION] = 0, 29
29 [OMAP4430_PRM_PARTITION] = OMAP4430_PRM_BASE, 30/**
30 [OMAP4430_CM1_PARTITION] = 0, 31 * omap_prm_base_init - Populates the prm partitions
31 [OMAP4430_CM2_PARTITION] = 0, 32 *
32 [OMAP4430_SCRM_PARTITION] = 0, 33 * Populates the base addresses of the _prm_bases
33 [OMAP4430_PRCM_MPU_PARTITION] = OMAP4430_PRCM_MPU_BASE, 34 * array used for read/write of prm module registers.
34}; 35 */
36void omap_prm_base_init(void)
37{
38 _prm_bases[OMAP4430_PRM_PARTITION] = prm_base;
39 _prm_bases[OMAP4430_PRCM_MPU_PARTITION] = prcm_mpu_base;
40}
35 41
36/* Read a register in a PRM instance */ 42/* Read a register in a PRM instance */
37u32 omap4_prminst_read_inst_reg(u8 part, s16 inst, u16 idx) 43u32 omap4_prminst_read_inst_reg(u8 part, s16 inst, u16 idx)
@@ -39,8 +45,7 @@ u32 omap4_prminst_read_inst_reg(u8 part, s16 inst, u16 idx)
39 BUG_ON(part >= OMAP4_MAX_PRCM_PARTITIONS || 45 BUG_ON(part >= OMAP4_MAX_PRCM_PARTITIONS ||
40 part == OMAP4430_INVALID_PRCM_PARTITION || 46 part == OMAP4430_INVALID_PRCM_PARTITION ||
41 !_prm_bases[part]); 47 !_prm_bases[part]);
42 return __raw_readl(OMAP2_L4_IO_ADDRESS(_prm_bases[part] + inst + 48 return __raw_readl(_prm_bases[part] + inst + idx);
43 idx));
44} 49}
45 50
46/* Write into a register in a PRM instance */ 51/* Write into a register in a PRM instance */
@@ -49,7 +54,7 @@ void omap4_prminst_write_inst_reg(u32 val, u8 part, s16 inst, u16 idx)
49 BUG_ON(part >= OMAP4_MAX_PRCM_PARTITIONS || 54 BUG_ON(part >= OMAP4_MAX_PRCM_PARTITIONS ||
50 part == OMAP4430_INVALID_PRCM_PARTITION || 55 part == OMAP4430_INVALID_PRCM_PARTITION ||
51 !_prm_bases[part]); 56 !_prm_bases[part]);
52 __raw_writel(val, OMAP2_L4_IO_ADDRESS(_prm_bases[part] + inst + idx)); 57 __raw_writel(val, _prm_bases[part] + inst + idx);
53} 58}
54 59
55/* Read-modify-write a register in PRM. Caller must lock */ 60/* Read-modify-write a register in PRM. Caller must lock */