diff options
| author | Seunghwan Kim <sh_.kim@samsung.com> | 2019-10-02 11:38:12 +0900 |
|---|---|---|
| committer | Shelley Chen <shchen@google.com> | 2019-10-08 05:37:17 +0000 |
| commit | 34d306ab1869f993e149c05b7c680da63048fbe6 (patch) | |
| tree | f00a5d5955504e8e79b92ebf413a862843f2a997 | |
| parent | 62e79d2c1ed6a52092b6912ccd477dd97b7c00e0 (diff) | |
| download | coreboot-34d306ab1869f993e149c05b7c680da63048fbe6.tar.xz | |
mb/google/kohaku: Assign GPP_A19 as reset_gpio of stylus
Applying reset_gpio config of stylus for kohaku. GPP_A19 has been assigned in
the latest schematics.
We would keep GPP_A10 as output high for old revision devices temporarily.
BUG=b:141914474
BRANCH=none
TEST=verified stylus works internally
Signed-off-by: Seunghwan Kim <sh_.kim@samsung.com>
Change-Id: I61f0f9a4378f47bf455f0726d44beeaf2f67197b
Reviewed-on: https://review.coreboot.org/c/coreboot/+/35748
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Shelley Chen <shchen@google.com>
| -rw-r--r-- | src/mainboard/google/hatch/variants/kohaku/gpio.c | 6 | ||||
| -rw-r--r-- | src/mainboard/google/hatch/variants/kohaku/overridetree.cb | 6 |
2 files changed, 5 insertions, 7 deletions
diff --git a/src/mainboard/google/hatch/variants/kohaku/gpio.c b/src/mainboard/google/hatch/variants/kohaku/gpio.c index 9654388087..7bf9a0cd5f 100644 --- a/src/mainboard/google/hatch/variants/kohaku/gpio.c +++ b/src/mainboard/google/hatch/variants/kohaku/gpio.c @@ -23,7 +23,7 @@ static const struct pad_config gpio_table[] = { PAD_NC(GPP_A0, NONE), /* A6 : SERIRQ ==> NC */ PAD_NC(GPP_A6, NONE), - /* A10 : PEN_RESET_ODL */ + /* A10 : PEN_RESET_ODL for old revision devices */ PAD_CFG_GPO(GPP_A10, 1, DEEP), /* A16 : EMR_GARAGE_DET (notification) */ PAD_CFG_GPI_GPIO_DRIVER(GPP_A16, NONE, PLTRST), @@ -31,8 +31,8 @@ static const struct pad_config gpio_table[] = { PAD_NC(GPP_A17, NONE), /* A18 : ISH_GP0 ==> NC */ PAD_NC(GPP_A18, NONE), - /* A19 : ISH_GP1 ==> NC */ - PAD_NC(GPP_A19, NONE), + /* A19 : PEN_RESET_ODL */ + PAD_CFG_GPO(GPP_A19, 0, DEEP), /* A20 : ISH_GP2 ==> NC */ PAD_NC(GPP_A20, NONE), /* A22 : ISH_GP4 ==> NC */ diff --git a/src/mainboard/google/hatch/variants/kohaku/overridetree.cb b/src/mainboard/google/hatch/variants/kohaku/overridetree.cb index 8c7bb1ff9a..37914faa06 100644 --- a/src/mainboard/google/hatch/variants/kohaku/overridetree.cb +++ b/src/mainboard/google/hatch/variants/kohaku/overridetree.cb @@ -189,10 +189,8 @@ chip soc/intel/cannonlake register "generic.desc" = ""WCOM Digitizer"" register "generic.irq" = "ACPI_IRQ_LEVEL_LOW(GPP_C7_IRQ)" register "generic.enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_C15)" - # TODO: We can't use GPP_A10 as reset_gpio due to its voltage level, - # so we need to reassign it or remove it. - #register "generic.reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_A10)" - #register "generic.reset_delay_ms" = "1" + register "generic.reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_A19)" + register "generic.reset_delay_ms" = "1" register "generic.has_power_resource" = "1" register "hid_desc_reg_offset" = "0x1" device i2c 0x09 on end |