diff options
| author | Siva Durga Prasad Paladugu <siva.durga.paladugu@xilinx.com> | 2017-02-21 17:58:29 +0530 |
|---|---|---|
| committer | Michal Simek <michal.simek@xilinx.com> | 2017-08-02 09:11:52 +0200 |
| commit | 4b5b0fcd212bb4f2cb4c8f9d4f3699c999dfbd2d (patch) | |
| tree | 967402c4700679a2633e5cf2d8386caba2a47e93 | |
| parent | 90a35db410ae5b6123ebdb2f6233a1f9ce8d0412 (diff) | |
| download | u-boot-4b5b0fcd212bb4f2cb4c8f9d4f3699c999dfbd2d.tar.gz | |
arm64: zynqmp: Dont write to system timestamp generator
Remove incorrect code of writing to system timestamp
counter registers. This register writes does nothing
and can be removed.
Signed-off-by: Siva Durga Prasad Paladugu <sivadur@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
| -rw-r--r-- | arch/arm/include/asm/arch-zynqmp/hardware.h | 9 | ||||
| -rw-r--r-- | board/xilinx/zynqmp/zynqmp.c | 6 |
2 files changed, 0 insertions, 15 deletions
diff --git a/arch/arm/include/asm/arch-zynqmp/hardware.h b/arch/arm/include/asm/arch-zynqmp/hardware.h index cf187f3111..1228c7acb8 100644 --- a/arch/arm/include/asm/arch-zynqmp/hardware.h +++ b/arch/arm/include/asm/arch-zynqmp/hardware.h @@ -48,18 +48,9 @@ struct crlapb_regs { #define crlapb_base ((struct crlapb_regs *)ZYNQMP_CRL_APB_BASEADDR) #define ZYNQMP_IOU_SCNTR_SECURE 0xFF260000 -#define ZYNQMP_IOU_SCNTR 0xFF250000 #define ZYNQMP_IOU_SCNTR_COUNTER_CONTROL_REGISTER_EN 0x1 #define ZYNQMP_IOU_SCNTR_COUNTER_CONTROL_REGISTER_HDBG 0x2 -struct iou_scntr { - u32 counter_control_register; - u32 reserved0[7]; - u32 base_frequency_id_register; -}; - -#define iou_scntr ((struct iou_scntr *)ZYNQMP_IOU_SCNTR) - struct iou_scntr_secure { u32 counter_control_register; u32 reserved0[7]; diff --git a/board/xilinx/zynqmp/zynqmp.c b/board/xilinx/zynqmp/zynqmp.c index a67473f344..5b1852a8ce 100644 --- a/board/xilinx/zynqmp/zynqmp.c +++ b/board/xilinx/zynqmp/zynqmp.c @@ -170,12 +170,6 @@ int board_early_init_r(void) writel(ZYNQMP_IOU_SCNTR_COUNTER_CONTROL_REGISTER_EN, &iou_scntr_secure->counter_control_register); } - /* Program freq register in System counter and enable system counter */ - writel(gd->cpu_clk, &iou_scntr->base_frequency_id_register); - writel(ZYNQMP_IOU_SCNTR_COUNTER_CONTROL_REGISTER_HDBG | - ZYNQMP_IOU_SCNTR_COUNTER_CONTROL_REGISTER_EN, - &iou_scntr->counter_control_register); - return 0; } |