diff options
| author | Michael Niewöhner <foss@mniewoehner.de> | 2020-12-21 17:09:08 +0100 |
|---|---|---|
| committer | Michael Niewöhner <foss@mniewoehner.de> | 2021-01-21 18:12:25 +0000 |
| commit | 17721be11a64b82d1d2bb4165bd3bf8380016fdf (patch) | |
| tree | 31545d7ff23e099fb3a25e600b151820bb63754f /src/mainboard/google/reef | |
| parent | 3a2d4000cefe2f054a4ad53f95e06e6cbc86b5fc (diff) | |
mb/google/reef: do LPC/eSPI pad configuration at board-level
Do LPC/eSPI pad configuration at board-level to match other platforms.
This is done by adding missing pads to the bootblock gpio table.
The soc code gets dropped in CB:49410.
Change-Id: I95993b1bd4f1fd8b4ac7b21fb89ec4d196b0240a
Signed-off-by: Michael Niewöhner <foss@mniewoehner.de>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/49412
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src/mainboard/google/reef')
| -rw-r--r-- | src/mainboard/google/reef/bootblock.c | 2 | ||||
| -rw-r--r-- | src/mainboard/google/reef/variants/baseboard/gpio.c | 18 | ||||
| -rw-r--r-- | src/mainboard/google/reef/variants/coral/gpio.c | 18 |
3 files changed, 34 insertions, 4 deletions
diff --git a/src/mainboard/google/reef/bootblock.c b/src/mainboard/google/reef/bootblock.c index 3e9f51afd0..577dae507d 100644 --- a/src/mainboard/google/reef/bootblock.c +++ b/src/mainboard/google/reef/bootblock.c @@ -3,7 +3,6 @@ #include <baseboard/variants.h> #include <bootblock_common.h> #include <ec/ec.h> -#include <intelblocks/lpc_lib.h> #include <soc/gpio.h> #include <variant/ec.h> @@ -12,7 +11,6 @@ void bootblock_mainboard_init(void) const struct pad_config *pads; size_t num; - lpc_configure_pads(); pads = variant_early_gpio_table(&num); gpio_configure_pads(pads, num); mainboard_ec_init(); diff --git a/src/mainboard/google/reef/variants/baseboard/gpio.c b/src/mainboard/google/reef/variants/baseboard/gpio.c index 28203cfb5a..aec2e988c9 100644 --- a/src/mainboard/google/reef/variants/baseboard/gpio.c +++ b/src/mainboard/google/reef/variants/baseboard/gpio.c @@ -60,7 +60,10 @@ static const struct pad_config gpio_table[] = { PAD_CFG_GPI(SMB_CLK, UP_20K, DEEP), /* SMB_CLK */ PAD_CFG_GPI(SMB_DATA, UP_20K, DEEP), /* SMB_DATA */ - /* LPC */ + /* + * LPC + * Note: It's unconfirmed if this redundancy to the bootblock table is necessary. + */ PAD_CFG_NF(LPC_ILB_SERIRQ, UP_20K, DEEP, NF1), /* LPC_SERIRQ */ PAD_CFG_NF(LPC_CLKOUT0, NONE, DEEP, NF1), /* LPC_CLKOUT0 */ PAD_CFG_GPI(LPC_CLKOUT1, UP_20K, DEEP), /* LPC_CLKOUT1 -- unused */ @@ -340,11 +343,24 @@ const struct pad_config * __weak variant_gpio_table(size_t *num) /* GPIOs needed prior to ramstage. */ static const struct pad_config early_gpio_table[] = { + /* LPC */ + PAD_CFG_NF(LPC_ILB_SERIRQ, UP_20K, DEEP, NF1), /* LPC_SERIRQ */ + PAD_CFG_NF(LPC_CLKOUT0, NONE, DEEP, NF1), /* LPC_CLKOUT0 */ + PAD_CFG_GPI(LPC_CLKOUT1, UP_20K, DEEP), /* LPC_CLKOUT1 -- unused */ + PAD_CFG_NF(LPC_AD0, UP_20K, DEEP, NF1), /* LPC_AD0 */ + PAD_CFG_NF(LPC_AD1, UP_20K, DEEP, NF1), /* LPC_AD1 */ + PAD_CFG_NF(LPC_AD2, UP_20K, DEEP, NF1), /* LPC_AD2 */ + PAD_CFG_NF(LPC_AD3, UP_20K, DEEP, NF1), /* LPC_AD3 */ + PAD_CFG_NF(LPC_CLKRUNB, UP_20K, DEEP, NF1), /* LPC_CLKRUN_N */ + PAD_CFG_NF(LPC_FRAMEB, NATIVE, DEEP, NF1), /* LPC_FRAME_N */ + PAD_CFG_GPI(GPIO_75, UP_20K, DEEP), /* I2S1_BCLK -- PCH_WP */ + /* I2C2 - TPM */ PAD_CFG_NF(GPIO_128, UP_2K, DEEP, NF1), /* LPSS_I2C2_SDA */ PAD_CFG_NF(GPIO_129, UP_2K, DEEP, NF1), /* LPSS_I2C2_SCL */ PAD_CFG_GPI_APIC_LOW(GPIO_28, NONE, DEEP), /* TPM IRQ */ + /* WLAN_PE_RST - default to deasserted just in case FSP misbehaves. */ PAD_CFG_GPO(GPIO_122, 0, DEEP), /* SIO_SPI_2_RXD */ }; diff --git a/src/mainboard/google/reef/variants/coral/gpio.c b/src/mainboard/google/reef/variants/coral/gpio.c index 87d3529d61..29c41c68dc 100644 --- a/src/mainboard/google/reef/variants/coral/gpio.c +++ b/src/mainboard/google/reef/variants/coral/gpio.c @@ -61,7 +61,10 @@ static const struct pad_config gpio_table[] = { PAD_CFG_GPI(SMB_CLK, UP_20K, DEEP), /* SMB_CLK */ PAD_CFG_GPI(SMB_DATA, UP_20K, DEEP), /* SMB_DATA */ - /* LPC */ + /* + * LPC + * Note: It's unconfirmed if this redundancy to the bootblock table is necessary. + */ PAD_CFG_NF(LPC_ILB_SERIRQ, UP_20K, DEEP, NF1), /* LPC_SERIRQ */ PAD_CFG_NF(LPC_CLKOUT0, NONE, DEEP, NF1), /* LPC_CLKOUT0 */ PAD_CFG_GPI(LPC_CLKOUT1, UP_20K, DEEP), /* LPC_CLKOUT1 -- unused */ @@ -341,11 +344,24 @@ const struct pad_config *variant_gpio_table(size_t *num) /* GPIOs needed prior to ramstage. */ static const struct pad_config early_gpio_table[] = { + /* LPC */ + PAD_CFG_NF(LPC_ILB_SERIRQ, UP_20K, DEEP, NF1), /* LPC_SERIRQ */ + PAD_CFG_NF(LPC_CLKOUT0, NONE, DEEP, NF1), /* LPC_CLKOUT0 */ + PAD_CFG_GPI(LPC_CLKOUT1, UP_20K, DEEP), /* LPC_CLKOUT1 -- unused */ + PAD_CFG_NF(LPC_AD0, UP_20K, DEEP, NF1), /* LPC_AD0 */ + PAD_CFG_NF(LPC_AD1, UP_20K, DEEP, NF1), /* LPC_AD1 */ + PAD_CFG_NF(LPC_AD2, UP_20K, DEEP, NF1), /* LPC_AD2 */ + PAD_CFG_NF(LPC_AD3, UP_20K, DEEP, NF1), /* LPC_AD3 */ + PAD_CFG_NF(LPC_CLKRUNB, UP_20K, DEEP, NF1), /* LPC_CLKRUN_N */ + PAD_CFG_NF(LPC_FRAMEB, NATIVE, DEEP, NF1), /* LPC_FRAME_N */ + PAD_CFG_GPI(GPIO_75, UP_20K, DEEP), /* I2S1_BCLK -- PCH_WP */ + /* I2C2 - TPM */ PAD_CFG_NF(GPIO_128, UP_2K, DEEP, NF1), /* LPSS_I2C2_SDA */ PAD_CFG_NF(GPIO_129, UP_2K, DEEP, NF1), /* LPSS_I2C2_SCL */ PAD_CFG_GPI_APIC_LOW(GPIO_28, NONE, DEEP), /* TPM IRQ */ + /* WLAN_PE_RST - default to deasserted just in case FSP misbehaves. */ PAD_CFG_GPO(GPIO_122, 0, DEEP), /* SIO_SPI_2_RXD */ }; |