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arm64: zynqmp: Return pmufw version for zynqmp_pmufw_version()

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Modify the zynqmp_pmufw_version() routine to return PMUFW version so
that it can be reused wherever required. Get PMUFW version from PMU
only once at bootup and later just return stored value.

Signed-off-by: Siva Durga Prasad Paladugu <siva.durga.paladugu@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
This commit is contained in:
Siva Durga Prasad Paladugu
2018-08-21 15:44:49 +05:30
committed by Michal Simek
parent fe68f2332d
commit b94a8271cc
3 changed files with 28 additions and 16 deletions
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4
arch/arm/include/asm/arch-zynqmp/sys_proto.h
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@@ -32,6 +32,8 @@
((ZYNQMP_PM_VERSION_MAJOR << ZYNQMP_PM_VERSION_MAJOR_SHIFT) | \
ZYNQMP_PM_VERSION_MINOR)
#define ZYNQMP_PM_VERSION_INVALID ~0
enum {
IDCODE,
VERSION,
@@ -55,7 +57,7 @@ unsigned int zynqmp_get_silicon_version(void);
void handoff_setup(void);
void zynqmp_pmufw_version(void);
unsigned int zynqmp_pmufw_version(void);
int zynqmp_mmio_write(const u32 address, const u32 mask, const u32 value);
int zynqmp_mmio_read(const u32 address, u32 *value);
int invoke_smc(u32 pm_api_id, u32 arg0, u32 arg1, u32 arg2, u32 arg3,