diff options
Diffstat (limited to 'resources/coreboot/default/patches/0021-ec-dell-mec5035-Add-command-to-enable-disable-radios.patch')
| -rw-r--r-- | resources/coreboot/default/patches/0021-ec-dell-mec5035-Add-command-to-enable-disable-radios.patch | 61 |
1 files changed, 0 insertions, 61 deletions
diff --git a/resources/coreboot/default/patches/0021-ec-dell-mec5035-Add-command-to-enable-disable-radios.patch b/resources/coreboot/default/patches/0021-ec-dell-mec5035-Add-command-to-enable-disable-radios.patch deleted file mode 100644 index f3dad1e1..00000000 --- a/resources/coreboot/default/patches/0021-ec-dell-mec5035-Add-command-to-enable-disable-radios.patch +++ /dev/null @@ -1,61 +0,0 @@ -From f4c41a930b777128bd418cbae525ba509e5f19ff Mon Sep 17 00:00:00 2001 -From: Nicholas Chin <nic.c3.14@gmail.com> -Date: Sun, 27 Aug 2023 17:36:36 -0600 -Subject: [PATCH 1/3] ec/dell/mec5035: Add command to enable/disable radios - -These were determined by sniffing the LPC bus while toggling the -hardware wireless switch on the Latitude E6400. To differentiate devices -options in the vendor BIOS to change which radios the switch controlled -were used. - -Change-Id: I173dc197d63cda232dd7ede0cb798ab0a364482b -Signed-off-by: Nicholas Chin <nic.c3.14@gmail.com> ---- - src/ec/dell/mec5035/mec5035.c | 9 +++++++++ - src/ec/dell/mec5035/mec5035.h | 8 ++++++++ - 2 files changed, 17 insertions(+) - -diff --git a/src/ec/dell/mec5035/mec5035.c b/src/ec/dell/mec5035/mec5035.c -index 8da11e5b1c..e0335a4635 100644 ---- a/src/ec/dell/mec5035/mec5035.c -+++ b/src/ec/dell/mec5035/mec5035.c -@@ -84,6 +84,15 @@ u8 mec5035_mouse_touchpad(u8 setting) - return buf[0]; - } - -+void mec5035_radio_enable(enum mec5035_radio_dev dev, u8 on) -+{ -+ /* From LPC traces and userspace testing with other values, -+ the second byte has to be 2 for an unknown reason. */ -+ u8 buf[3] = {dev, 2, on}; -+ write_mailbox_regs(buf, 2, 3); -+ ec_command(CMD_RADIO_EN); -+} -+ - void mec5035_early_init(void) - { - /* If this isn't sent the EC shuts down the system after about 15 -diff --git a/src/ec/dell/mec5035/mec5035.h b/src/ec/dell/mec5035/mec5035.h -index e7a05b64d4..16512e2cc2 100644 ---- a/src/ec/dell/mec5035/mec5035.h -+++ b/src/ec/dell/mec5035/mec5035.h -@@ -16,8 +16,16 @@ - - #define CMD_CPU_OK 0xc2 - -+#define CMD_RADIO_EN 0x2b -+enum mec5035_radio_dev { -+ RADIO_WLAN = 0, -+ RADIO_WWAN = 1, -+ RADIO_WPAN = 2, -+}; -+ - u8 mec5035_mouse_touchpad(u8 setting); - void mec5035_cpu_ok(void); - void mec5035_early_init(void); -+void mec5035_radio_enable(enum mec5035_radio_dev device, u8 on); - - #endif /* _EC_DELL_MEC5035_H_ */ --- -2.42.0 - |