[1/5] meson_sm: add TEST_N pin direction call

Message ID 1533117848-28194-1-git-send-email-narmstrong@baylibre.com
State New
Headers show
Series
  • pinctrl: meson: Add support for TEST_N gpio
Related show

Commit Message

Neil Armstrong Aug. 1, 2018, 10:04 a.m.
The Amlogic Meson GX and AXG has a Secure Monitor call to change the
TEST_N pin gpio direction, add it in the supported call list.

Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
---
 drivers/firmware/meson/meson_sm.c       | 1 +
 include/linux/firmware/meson/meson_sm.h | 1 +
 2 files changed, 2 insertions(+)

Comments

Linus Walleij Aug. 3, 2018, 5:06 p.m. | #1
On Wed, Aug 1, 2018 at 12:04 PM Neil Armstrong <narmstrong@baylibre.com> wrote:

> The Amlogic Meson GX and AXG has a Secure Monitor call to change the
> TEST_N pin gpio direction, add it in the supported call list.
>
> Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>

Looks fine to me, could we have Carlo's review on this patch?

Yours,
Linus Walleij
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Patch

diff --git a/drivers/firmware/meson/meson_sm.c b/drivers/firmware/meson/meson_sm.c
index 0ec2ca8..f407001 100644
--- a/drivers/firmware/meson/meson_sm.c
+++ b/drivers/firmware/meson/meson_sm.c
@@ -48,6 +48,7 @@  struct meson_sm_chip gxbb_chip = {
 		CMD(SM_EFUSE_READ,	0x82000030),
 		CMD(SM_EFUSE_WRITE,	0x82000031),
 		CMD(SM_EFUSE_USER_MAX,	0x82000033),
+		CMD(SM_TEST_N_DIR,	0x82000046),
 		{ /* sentinel */ },
 	},
 };
diff --git a/include/linux/firmware/meson/meson_sm.h b/include/linux/firmware/meson/meson_sm.h
index 37a5eae..133b1c3 100644
--- a/include/linux/firmware/meson/meson_sm.h
+++ b/include/linux/firmware/meson/meson_sm.h
@@ -17,6 +17,7 @@  enum {
 	SM_EFUSE_READ,
 	SM_EFUSE_WRITE,
 	SM_EFUSE_USER_MAX,
+	SM_TEST_N_DIR,
 };
 
 struct meson_sm_firmware;