[coreboot-gerrit] Patch set updated for coreboot: google/gru: pass apio number to arm-trust-firmware

[Patrick Georgi (pgeorgi@google.com)]

Patrick Georgi (pgeorgi at google.com) just uploaded a new patch set to gerrit, which you can find at https://review.coreboot.org/16720

-gerrit

commit e5f3ad96ede8d4b5ecb2ca3b3e6261b78e73ad93
Author: Lin Huang <hl at rock-chips.com>
Date:   Tue Aug 30 15:34:42 2016 -0700

    google/gru: pass apio number to arm-trust-firmware
    
    To save power when entering suspend, gpios 2 to 4 need to be set
    to input and 'pull none' mode.
    Pass the APIO configuration to ATF so it can do a proper job here.
    
    BRANCH=None
    BUG=chrome-os-partner:56423
    TEST=run suspend_stress_test on kevin board
    
    Change-Id: Id57fe8f622ae3f9c2bc7e58be89518b2b846cd37
    Signed-off-by: Patrick Georgi <pgeorgi at chromium.org>
    Original-Commit-Id: 9c42082d1ca9a6baa735821382d3e83c1f8dc9ad
    Original-Change-Id: Iaf441e8e34c5591ffe7c65f6533fcf0b733ff5ac
    Original-Signed-off-by: Lin Huang <hl at rock-chips.com>
    Original-Reviewed-on: https://chromium-review.googlesource.com/378475
    Original-Commit-Ready: Caesar Wang <wxt at rock-chips.com>
    Original-Tested-by: Caesar Wang <wxt at rock-chips.com>
    Original-Reviewed-by: Julius Werner <jwerner at chromium.org>
---
 src/mainboard/google/gru/mainboard.c | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/src/mainboard/google/gru/mainboard.c b/src/mainboard/google/gru/mainboard.c
index 1812a2a..b9d5355 100644
--- a/src/mainboard/google/gru/mainboard.c
+++ b/src/mainboard/google/gru/mainboard.c
@@ -43,6 +43,23 @@ static void configure_emmc(void)
 	rkclk_configure_emmc();
 }
 
+static void register_apio_suspend(void)
+{
+	static struct bl31_apio_param param_apio = {
+		.h = {
+			.type = PARAM_SUSPEND_APIO,
+		},
+		.apio = {
+			.apio1 = 1,
+			.apio2 = 1,
+			.apio3 = 1,
+			.apio4 = 1,
+			.apio5 = 1,
+		},
+	};
+	register_bl31_param(&param_apio.h);
+}
+
 static void register_gpio_suspend(void)
 {
 	/*
@@ -228,6 +245,7 @@ static void mainboard_init(device_t dev)
 	register_reset_to_bl31();
 	register_poweroff_to_bl31();
 	register_gpio_suspend();
+	register_apio_suspend();
 }
 
 static void enable_backlight_booster(void)