<div dir="ltr">Every single baytrail chromebook sets PMC to 0, as can be seeing<br>below by searching through coreboot source code:<br>     $ grep -rl "PMC_PLT_CLK\[0\]" .<br>     ./rambi/variants/glimmer/devicetree.cb<br>        ./rambi/variants/clapper/devicetree.cb<br>        ./rambi/variants/swanky/devicetree.cb<br> ./rambi/variants/enguarde/devicetree.cb<br>       ./rambi/variants/winky/devicetree.cb<br>  ./rambi/variants/kip/devicetree.cb<br>    ./rambi/variants/squawks/devicetree.cb<br>        ./rambi/variants/orco/devicetree.cb<br>   ./rambi/variants/ninja/devicetree.cb<br>  ./rambi/variants/heli/devicetree.cb<br>   ./rambi/variants/sumo/devicetree.cb<br>   ./rambi/variants/banjo/devicetree.cb<br>  ./rambi/variants/candy/devicetree.cb<br>  ./rambi/variants/gnawty/devicetree.cb<br> ./rambi/variants/rambi/devicetree.cb<br>  ./rambi/variants/quawks/devicetree.cb<br><br>Plus, Cyan (only non-baytrail chromebook with max98090) also needs<br>this patch for audio to work.<br><br>Thus, this commit adds all the missing devices to bsw_max98090 quirk<br>table, implemented by commit a182ecd3809c ("ASoC: intel:<br>cht_bsw_max98090_ti: Add quirk for boards using pmc_plt_clk_0").<br><br>Signed-off-by: Daniel Stuart <<a href="mailto:daniel.stuart14@gmail.com">daniel.stuart14@gmail.com</a>><br>---<br> sound/soc/intel/boards/cht_bsw_max98090_ti.c | 98 ++++++++++++++++++++<br> 1 file changed, 98 insertions(+)<br><br>diff --git a/sound/soc/intel/boards/cht_bsw_max98090_ti.c b/sound/soc/intel/boards/cht_bsw_max98090_ti.c<br>index 33eb72545be6..83b978e7b4c4 100644<br>--- a/sound/soc/intel/boards/cht_bsw_max98090_ti.c<br>+++ b/sound/soc/intel/boards/cht_bsw_max98090_ti.c<br>@@ -399,6 +399,20 @@ static struct snd_soc_card snd_soc_card_cht = {<br> };<br> <br> static const struct dmi_system_id cht_max98090_quirk_table[] = {<br>+  {<br>+            /* Banjo model Chromebook */<br>+         .matches = {<br>+                 DMI_MATCH(DMI_PRODUCT_NAME, "Banjo"),<br>+              },<br>+           .driver_data = (void *)QUIRK_PMC_PLT_CLK_0,<br>+  },<br>+   {<br>+            /* Candy model Chromebook */<br>+         .matches = {<br>+                 DMI_MATCH(DMI_PRODUCT_NAME, "Candy"),<br>+              },<br>+           .driver_data = (void *)QUIRK_PMC_PLT_CLK_0,<br>+  },<br>   {<br>            /* Clapper model Chromebook */<br>               .matches = {<br>@@ -406,6 +420,27 @@ static const struct dmi_system_id cht_max98090_quirk_table[] = {<br>          },<br>           .driver_data = (void *)QUIRK_PMC_PLT_CLK_0,<br>  },<br>+   {<br>+            /* Cyan model Chromebook */<br>+          .matches = {<br>+                 DMI_MATCH(DMI_PRODUCT_NAME, "Cyan"),<br>+               },<br>+           .driver_data = (void *)QUIRK_PMC_PLT_CLK_0,<br>+  },<br>+   {<br>+            /* Enguarde model Chromebook */<br>+              .matches = {<br>+                 DMI_MATCH(DMI_PRODUCT_NAME, "Enguarde"),<br>+           },<br>+           .driver_data = (void *)QUIRK_PMC_PLT_CLK_0,<br>+  },<br>+   {<br>+            /* Glimmer model Chromebook */<br>+               .matches = {<br>+                 DMI_MATCH(DMI_PRODUCT_NAME, "Glimmer"),<br>+            },<br>+           .driver_data = (void *)QUIRK_PMC_PLT_CLK_0,<br>+  },<br>   {<br>            /* Gnawty model Chromebook (Acer Chromebook CB3-111) */<br>              .matches = {<br>@@ -413,6 +448,62 @@ static const struct dmi_system_id cht_max98090_quirk_table[] = {<br>          },<br>           .driver_data = (void *)QUIRK_PMC_PLT_CLK_0,<br>  },<br>+   {<br>+            /* Heli model Chromebook */<br>+          .matches = {<br>+                 DMI_MATCH(DMI_PRODUCT_NAME, "Heli"),<br>+               },<br>+           .driver_data = (void *)QUIRK_PMC_PLT_CLK_0,<br>+  },<br>+   {<br>+            /* Kip model Chromebook */<br>+           .matches = {<br>+                 DMI_MATCH(DMI_PRODUCT_NAME, "Kip"),<br>+                },<br>+           .driver_data = (void *)QUIRK_PMC_PLT_CLK_0,<br>+  },<br>+   {<br>+            /* Ninja model Chromebook */<br>+         .matches = {<br>+                 DMI_MATCH(DMI_PRODUCT_NAME, "Ninja"),<br>+              },<br>+           .driver_data = (void *)QUIRK_PMC_PLT_CLK_0,<br>+  },<br>+   {<br>+            /* Orco model Chromebook */<br>+          .matches = {<br>+                 DMI_MATCH(DMI_PRODUCT_NAME, "Orco"),<br>+               },<br>+           .driver_data = (void *)QUIRK_PMC_PLT_CLK_0,<br>+  },<br>+   {<br>+            /* Quawks model Chromebook */<br>+                .matches = {<br>+                 DMI_MATCH(DMI_PRODUCT_NAME, "Quawks"),<br>+             },<br>+           .driver_data = (void *)QUIRK_PMC_PLT_CLK_0,<br>+  },<br>+   {<br>+            /* Rambi model Chromebook */<br>+         .matches = {<br>+                 DMI_MATCH(DMI_PRODUCT_NAME, "Rambi"),<br>+              },<br>+           .driver_data = (void *)QUIRK_PMC_PLT_CLK_0,<br>+  },<br>+   {<br>+            /* Squawks model Chromebook */<br>+               .matches = {<br>+                 DMI_MATCH(DMI_PRODUCT_NAME, "Squawks"),<br>+            },<br>+           .driver_data = (void *)QUIRK_PMC_PLT_CLK_0,<br>+  },<br>+   {<br>+            /* Sumo model Chromebook */<br>+          .matches = {<br>+                 DMI_MATCH(DMI_PRODUCT_NAME, "Sumo"),<br>+               },<br>+           .driver_data = (void *)QUIRK_PMC_PLT_CLK_0,<br>+  },<br>   {<br>            /* Swanky model Chromebook (Toshiba Chromebook 2) */<br>                 .matches = {<br>@@ -420,6 +511,13 @@ static const struct dmi_system_id cht_max98090_quirk_table[] = {<br>          },<br>           .driver_data = (void *)QUIRK_PMC_PLT_CLK_0,<br>  },<br>+   {<br>+            /* Winky model Chromebook */<br>+         .matches = {<br>+                 DMI_MATCH(DMI_PRODUCT_NAME, "Winky"),<br>+              },<br>+           .driver_data = (void *)QUIRK_PMC_PLT_CLK_0,<br>+  },<br>   {}<br> };<br> <br></div>