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authorPriyanka Jain <priyanka.jain@nxp.com>2016-11-17 12:29:52 +0530
committerYork Sun <york.sun@nxp.com>2016-11-22 11:37:31 -0800
commitf6b96ff665844291a76de139bfbaa75fc0c7d917 (patch)
tree7a111f676696d9d5c39f85f2df3cf2b2f145ba46 /arch/arm/cpu/armv8
parentf6a70b3a92d07cf99d83c57fd9856312d8ab2807 (diff)
armv8: lsch3: Use SVR based timer base address detection
Timer controller base address has been changed from LS2080A SoC (and its personalities) to new SoCs like LS2088A, LS1088A. Use SVR based timer base address detection to avoid compile time #ifdef. Signed-off-by: Priyanka Jain <priyanka.jain@nxp.com> Signed-off-by: Prabhakar Kushwaha <prabhakar.kushwaha@nxp.com> Reviewed-by: York Sun <york.sun@nxp.com>
Diffstat (limited to 'arch/arm/cpu/armv8')
-rw-r--r--arch/arm/cpu/armv8/fsl-layerscape/cpu.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/arm/cpu/armv8/fsl-layerscape/cpu.c b/arch/arm/cpu/armv8/fsl-layerscape/cpu.c
index e304870198b..eb03bf44cb9 100644
--- a/arch/arm/cpu/armv8/fsl-layerscape/cpu.c
+++ b/arch/arm/cpu/armv8/fsl-layerscape/cpu.c
@@ -433,6 +433,7 @@ int timer_init(void)
#endif
#ifdef CONFIG_LS2080A
u32 __iomem *pctbenr = (u32 *)FSL_PMU_PCTBENR_OFFSET;
+ u32 svr_dev_id;
#endif
#ifdef COUNTER_FREQUENCY_REAL
unsigned long cntfrq = COUNTER_FREQUENCY_REAL;
@@ -455,6 +456,14 @@ int timer_init(void)
* Register (PCTBENR), which allows the watchdog to operate.
*/
setbits_le32(pctbenr, 0xff);
+ /*
+ * For LS2080A SoC and its personalities, timer controller
+ * offset is different
+ */
+ svr_dev_id = get_svr() >> 16;
+ if (svr_dev_id == SVR_DEV_LS2080A)
+ cntcr = (u32 *)SYS_FSL_LS2080A_LS2085A_TIMER_ADDR;
+
#endif
/* Enable clock for timer