Hi,

2019年11月8日(金) 2:05 Andy Shevchenko andriy.shevchenko@linux.intel.com:

From: Jan Kiszka jan.kiszka@siemens.com

The SIMATIC IPC227E uses the PMC clock for on-board components and gets stuck during boot if the clock is disabled. Therefore, add this device to the critical systems list.

You forgot to add original commit ID.

Best regards, Nobuhiro

Fixes: 648e921888ad ("clk: x86: Stop marking clocks as CLK_IS_CRITICAL") Cc: stable@vger.kernel.org Signed-off-by: Jan Kiszka jan.kiszka@siemens.com Signed-off-by: Andy Shevchenko andriy.shevchenko@linux.intel.com

---

• resend for stable inclusion

drivers/platform/x86/pmc_atom.c | 7 +++++++ 1 file changed, 7 insertions(+)

diff --git a/drivers/platform/x86/pmc_atom.c b/drivers/platform/x86/pmc_atom.c index aa53648a2214..9aca5e7ce6d0 100644 --- a/drivers/platform/x86/pmc_atom.c +++ b/drivers/platform/x86/pmc_atom.c @@ -415,6 +415,13 @@ static const struct dmi_system_id critclk_systems[] = { DMI_MATCH(DMI_BOARD_NAME, "CB6363"), }, },

•   {
  

•           .ident = "SIMATIC IPC227E",
  

•           .matches = {
  

•                   DMI_MATCH(DMI_SYS_VENDOR, "SIEMENS AG"),
  

•                   DMI_MATCH(DMI_PRODUCT_VERSION, "6ES7647-8B"),
  

•           },
  

•   },
    { /*sentinel*/ }
  

};

-- 2.24.0

-- Nobuhiro Iwamatsu iwamatsu at {nigauri.org / debian.org} GPG ID: 40AD1FA6