diff options
| author | Lin Huang <hl@rock-chips.com> | 2016-05-17 15:45:53 +0800 |
|---|---|---|
| committer | Martin Roth <martinroth@google.com> | 2016-06-21 22:37:02 +0200 |
| commit | 5a4be8a2c738a8424bf78b072d9a397f5bddca39 (patch) | |
| tree | b7eafc4218b0f74369a14f27af004d4adfac7e75 | |
| parent | 8f1f982565b3c4728b1bfa5baabb1f16fd7b2eef (diff) | |
| download | coreboot-5a4be8a2c738a8424bf78b072d9a397f5bddca39.tar.xz | |
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@chromium.org>
Original-Commit-Id:
Original-Change-Id: I8283596565d552b1f3db31c28621a1601c226999
Original-Signed-off-by: Lin Huang <hl@rock-chips.com>
Original-Signed-off-by: Douglas Anderson <dianders@chromium.org>
Original-Reviewed-on: https://chromium-review.googlesource.com/349702
Original-Reviewed-by: Vadim Bendebury <vbendeb@chromium.org>
Reviewed-on: https://review.coreboot.org/15118
Reviewed-by: Furquan Shaikh <furquan@google.com>
Tested-by: build bot (Jenkins)
| -rw-r--r-- | src/mainboard/google/gru/mainboard.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/src/mainboard/google/gru/mainboard.c b/src/mainboard/google/gru/mainboard.c index e6baebe13b..23051290a0 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> @@ -44,6 +45,23 @@ 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 +150,7 @@ static void mainboard_init(device_t dev) configure_codec(); configure_display(); setup_usb(); + register_reset_to_bl31(); } static void enable_backlight_booster(void) |