From 990d825196227190d3625c3b44a082816748bc3b Mon Sep 17 00:00:00 2001 From: Tristan Shieh Date: Tue, 21 Aug 2018 13:40:23 +0800 Subject: google/kukui: Init SPI bus for EC Set EC SPI bus config and init SPI bus according to the config. BUG=b:80501386 BRANCH=none TEST=EC is not working yet. This makes depthcharge go forward a little. Change-Id: Id9209b6429417430cfcf7f5a5a1659e7e4bc7866 Signed-off-by: Tristan Shieh Reviewed-on: https://review.coreboot.org/28251 Reviewed-by: Joel Kitching Reviewed-by: Paul Menzel Reviewed-by: Julius Werner Tested-by: build bot (Jenkins) --- src/mainboard/google/kukui/Kconfig | 4 ++++ src/mainboard/google/kukui/bootblock.c | 1 + 2 files changed, 5 insertions(+) (limited to 'src') diff --git a/src/mainboard/google/kukui/Kconfig b/src/mainboard/google/kukui/Kconfig index 6714b442fa..9e0146413c 100644 --- a/src/mainboard/google/kukui/Kconfig +++ b/src/mainboard/google/kukui/Kconfig @@ -25,4 +25,8 @@ config BOOT_DEVICE_SPI_FLASH_BUS int default 1 +config EC_GOOGLE_CHROMEEC_SPI_BUS + hex + default 0x2 + endif diff --git a/src/mainboard/google/kukui/bootblock.c b/src/mainboard/google/kukui/bootblock.c index fa51488501..a9bad4e0bc 100644 --- a/src/mainboard/google/kukui/bootblock.c +++ b/src/mainboard/google/kukui/bootblock.c @@ -29,5 +29,6 @@ void bootblock_mainboard_init(void) /* Turn on real eMMC. */ gpio_output(BOOTBLOCK_EN_L, 1); + mtk_spi_init(CONFIG_EC_GOOGLE_CHROMEEC_SPI_BUS, SPI_PAD0_MASK, 6 * MHz); mtk_spi_init(CONFIG_BOOT_DEVICE_SPI_FLASH_BUS, SPI_PAD0_MASK, 26 * MHz); } -- cgit v1.2.3