[coreboot-gerrit] New patch to review for coreboot: rockchip: gru: pass reset gpio parameter to BL31
Martin Roth (martinroth@google.com)
gerrit at coreboot.org
Wed Jun 8 23:51:51 CEST 2016
Martin Roth (martinroth at google.com) just uploaded a new patch set to gerrit, which you can find at https://review.coreboot.org/15118
-gerrit
commit 706ca079ad5b1e95f6c76f55ba3e0142e12580aa
Author: Lin Huang <hl at rock-chips.com>
Date: Tue May 17 15:45:53 2016 +0800
rockchip: gru: pass reset gpio parameter to BL31
To support gpio reset SOC, we need to pass the reset gpio
parameter to BL31. Note: request BL31 have supported this
function.
BRANCH=None
BUG=chrome-os-partner:51924
TEST=Build gru
Change-Id: I182cff11ce6f5dc3354db0dc053c128b813acf9f
Signed-off-by: Martin Roth <martinroth at chromium.org>
Original-Commit-Id:
Original-Change-Id: I8283596565d552b1f3db31c28621a1601c226999
Original-Signed-off-by: Lin Huang <hl at rock-chips.com>
Original-Signed-off-by: Douglas Anderson <dianders at chromium.org>
Original-Reviewed-on: https://chromium-review.googlesource.com/349702
Original-Reviewed-by: Vadim Bendebury <vbendeb at chromium.org>
---
src/mainboard/google/gru/mainboard.c | 21 +++++++++++++++++++++
1 file changed, 21 insertions(+)
diff --git a/src/mainboard/google/gru/mainboard.c b/src/mainboard/google/gru/mainboard.c
index e6baebe..824846a 100644
--- a/src/mainboard/google/gru/mainboard.c
+++ b/src/mainboard/google/gru/mainboard.c
@@ -19,6 +19,7 @@
#include <device/device.h>
#include <device/i2c.h>
#include <gpio.h>
+#include <soc/bl31_plat_params.h>
#include <soc/clock.h>
#include <soc/display.h>
#include <soc/emmc.h>
@@ -28,6 +29,8 @@
#include "board.h"
+#include "board.h"
+
static void configure_emmc(void)
{
/* Host controller does not support programmable clock generator.
@@ -44,6 +47,23 @@ static void configure_emmc(void)
enable_emmc_clk();
}
+static void register_reset_to_bl31(void)
+{
+ static struct bl31_gpio_param param_reset = {
+ .h = {
+ .type = PARAM_RESET,
+ },
+ .gpio = {
+ .polarity = 1,
+ },
+ };
+
+ /* gru/kevin reset pin: gpio0b3 */
+ param_reset.gpio.index = GET_GPIO_NUM(GPIO_RESET),
+
+ register_bl31_param(¶m_reset.h);
+}
+
static void configure_sdmmc(void)
{
gpio_output(GPIO(4, D, 5), 1); /* SDMMC_PWR_EN */
@@ -132,6 +152,7 @@ static void mainboard_init(device_t dev)
configure_codec();
configure_display();
setup_usb();
+ register_reset_to_bl31();
}
static void enable_backlight_booster(void)
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