diff options
| author | Osvaldo Banuelos <osvaldob@codeaurora.org> | 2016-10-11 10:54:11 -0700 |
|---|---|---|
| committer | Osvaldo Banuelos <osvaldob@codeaurora.org> | 2016-10-11 10:58:16 -0700 |
| commit | 1cae513409ba7a3dd6d519a6393ee716afa79a76 (patch) | |
| tree | 877e754582af61dcefd02d464b89ab264d78467a | |
| parent | 3c7400dc73db9b1455032e8d6e7679f27869cd75 (diff) | |
clk: msm: clock-osm: Set Nominal Fmax frequency for boot
Request the Nominal Fmax as the boot frequency for
each cluster during probe. This is done to ensure reasonable
boot time.
CRs-Fixed: 994035
Change-Id: Ic2dac9bdc1cd9f9b8d236997eba2e63295d6b4c0
Signed-off-by: Osvaldo Banuelos <osvaldob@codeaurora.org>
| -rw-r--r-- | drivers/clk/msm/clock-osm.c | 19 |
1 files changed, 14 insertions, 5 deletions
diff --git a/drivers/clk/msm/clock-osm.c b/drivers/clk/msm/clock-osm.c index 969486e441bb..19fa216830e5 100644 --- a/drivers/clk/msm/clock-osm.c +++ b/drivers/clk/msm/clock-osm.c @@ -219,6 +219,11 @@ enum clk_osm_trace_packet_id { #define PERFCL_EFUSE_SHIFT 29 #define PERFCL_EFUSE_MASK 0x7 +#define MSMCOBALTV1_PWRCL_BOOT_RATE 1478400000 +#define MSMCOBALTV1_PERFCL_BOOT_RATE 1536000000 +#define MSMCOBALTV2_PWRCL_BOOT_RATE 1555200000 +#define MSMCOBALTV2_PERFCL_BOOT_RATE 1728000000 + static void __iomem *virt_base; static void __iomem *debug_base; @@ -2693,18 +2698,22 @@ static int cpu_clock_osm_driver_probe(struct platform_device *pdev) } clk_prepare_enable(&sys_apcsaux_clk_gcc.c); - /* Set 300MHz index */ - rc = clk_set_rate(&pwrcl_clk.c, init_rate); + /* Set boot rate */ + rc = clk_set_rate(&pwrcl_clk.c, msmcobalt_v1 ? + MSMCOBALTV1_PWRCL_BOOT_RATE : + MSMCOBALTV2_PWRCL_BOOT_RATE); if (rc) { - dev_err(&pdev->dev, "Unable to set init rate on pwr cluster, rc=%d\n", + dev_err(&pdev->dev, "Unable to set boot rate on pwr cluster, rc=%d\n", rc); clk_disable_unprepare(&sys_apcsaux_clk_gcc.c); return rc; } - rc = clk_set_rate(&perfcl_clk.c, init_rate); + rc = clk_set_rate(&perfcl_clk.c, msmcobalt_v1 ? + MSMCOBALTV1_PERFCL_BOOT_RATE : + MSMCOBALTV2_PERFCL_BOOT_RATE); if (rc) { - dev_err(&pdev->dev, "Unable to set init rate on perf cluster, rc=%d\n", + dev_err(&pdev->dev, "Unable to set boot rate on perf cluster, rc=%d\n", rc); clk_disable_unprepare(&sys_apcsaux_clk_gcc.c); return rc; |