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authorFurquan Shaikh <furquan@chromium.org>2017-12-04 12:17:24 -0800
committerFurquan Shaikh <furquan@google.com>2017-12-06 18:23:55 +0000
commit763b406107772ba57cf819fb12b9f3b78b9bf593 (patch)
tree77ad534721f169ee9b34a9de5f9d52a2ad8d1409
parentbea9b473d12f4c802eec78ef9cf7c5f5004e696a (diff)
downloadcoreboot-763b406107772ba57cf819fb12b9f3b78b9bf593.tar.xz
mb/google/poppy/variants/soraka: Disable SPI TPM
Soraka is no longer using SPI TPM. This change disables GSPI0 in device tree and updates gpio config accordingly. Change-Id: Ia0554ce3a0d553631123cc2b23b6dc2f6f40a1a3 Signed-off-by: Furquan Shaikh <furquan@chromium.org> Reviewed-on: https://review.coreboot.org/22699 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Aaron Durbin <adurbin@chromium.org>
-rw-r--r--src/mainboard/google/poppy/variants/soraka/devicetree.cb18
-rw-r--r--src/mainboard/google/poppy/variants/soraka/gpio.c31
2 files changed, 2 insertions, 47 deletions
diff --git a/src/mainboard/google/poppy/variants/soraka/devicetree.cb b/src/mainboard/google/poppy/variants/soraka/devicetree.cb
index 5e5a53730d..f71a1eb1d3 100644
--- a/src/mainboard/google/poppy/variants/soraka/devicetree.cb
+++ b/src/mainboard/google/poppy/variants/soraka/devicetree.cb
@@ -232,13 +232,6 @@ chip soc/intel/skylake
},
}"
- # Use GSPI0 for cr50 TPM. Early init is required to set up a BAR for TPM
- # communication before memory is up.
- register "gspi[0]" = "{
- .speed_mhz = 1,
- .early_init = 1,
- }"
-
# Must leave UART0 enabled or SD/eMMC will not work as PCI
register "SerialIoDevMode" = "{
[PchSerialIoIndexI2C0] = PchSerialIoPci,
@@ -247,7 +240,7 @@ chip soc/intel/skylake
[PchSerialIoIndexI2C3] = PchSerialIoDisabled,
[PchSerialIoIndexI2C4] = PchSerialIoPci,
[PchSerialIoIndexI2C5] = PchSerialIoPci,
- [PchSerialIoIndexSpi0] = PchSerialIoPci,
+ [PchSerialIoIndexSpi0] = PchSerialIoDisabled,
[PchSerialIoIndexSpi1] = PchSerialIoDisabled,
[PchSerialIoIndexUart0] = PchSerialIoPci,
[PchSerialIoIndexUart1] = PchSerialIoDisabled,
@@ -358,14 +351,7 @@ chip soc/intel/skylake
device pci 1d.3 off end # PCI Express Port 12
device pci 1e.0 on end # UART #0
device pci 1e.1 off end # UART #1
- device pci 1e.2 on
- chip drivers/spi/acpi
- register "hid" = "ACPI_DT_NAMESPACE_HID"
- register "compat_string" = ""google,cr50""
- register "irq" = "ACPI_IRQ_EDGE_LOW(GPP_E0_IRQ)"
- device spi 0 on end
- end
- end # GSPI #0
+ device pci 1e.2 off end # GSPI #0
device pci 1e.3 off end # GSPI #1
device pci 1e.4 on end # eMMC
device pci 1e.5 off end # SDIO
diff --git a/src/mainboard/google/poppy/variants/soraka/gpio.c b/src/mainboard/google/poppy/variants/soraka/gpio.c
index d861e59368..e0a6b04c48 100644
--- a/src/mainboard/google/poppy/variants/soraka/gpio.c
+++ b/src/mainboard/google/poppy/variants/soraka/gpio.c
@@ -92,16 +92,6 @@ static const struct pad_config gpio_table[] = {
PAD_CFG_NF(GPP_B13, NONE, DEEP, NF1),
/* B14 : SPKR ==> NC */
PAD_CFG_NC(GPP_B14),
-#if IS_ENABLED(CONFIG_POPPY_USE_SPI_TPM)
- /* B15 : GSPI0_CS# ==> PCH_SPI_H1_3V3_CS_L */
- PAD_CFG_NF(GPP_B15, NONE, DEEP, NF1),
- /* B16 : GSPI0_CLK ==> PCH_SPI_H1_3V3_CLK */
- PAD_CFG_NF(GPP_B16, NONE, DEEP, NF1),
- /* B17 : GSPI0_MISO ==> PCH_SPI_H1_3V3_MISO */
- PAD_CFG_NF(GPP_B17, NONE, DEEP, NF1),
- /* B18 : GSPI0_MOSI ==> PCH_SPI_H1_3V3_MOSI */
- PAD_CFG_NF(GPP_B18, NONE, DEEP, NF1),
-#else
/* B15 : GSPI0_CS# ==> NC */
PAD_CFG_NC(GPP_B15),
/* B16 : GSPI0_CLK ==> NC */
@@ -110,7 +100,6 @@ static const struct pad_config gpio_table[] = {
PAD_CFG_NC(GPP_B17),
/* B18 : GSPI0_MOSI ==> NC */
PAD_CFG_NC(GPP_B18),
-#endif
/* B19 : GSPI1_CS# ==> NC */
PAD_CFG_NC(GPP_B19),
/* B20 : GSPI1_CLK ==> NC */
@@ -158,17 +147,10 @@ static const struct pad_config gpio_table[] = {
PAD_CFG_NF(GPP_C16, NONE, DEEP, NF1),
/* C17 : I2C0_SCL ==> PCH_I2C0_TOUCHSCREEN_3V3_SCL */
PAD_CFG_NF(GPP_C17, NONE, DEEP, NF1),
-#if IS_ENABLED(CONFIG_POPPY_USE_I2C_TPM)
/* C18 : I2C1_SDA ==> PCH_I2C1_H1_3V3_SDA */
PAD_CFG_NF(GPP_C18, NONE, DEEP, NF1),
/* C19 : I2C1_SCL ==> PCH_I2C1_H1_3V3_SCL */
PAD_CFG_NF(GPP_C19, NONE, DEEP, NF1),
-#else
- /* C18 : I2C1_SDA ==> NC */
- PAD_CFG_NC(GPP_C18),
- /* C19 : I2C1_SCL ==> NC */
- PAD_CFG_NC(GPP_C19),
-#endif
/* C20 : UART2_RXD ==> PCHRX_SERVOTX_UART */
PAD_CFG_NF(GPP_C20, NONE, DEEP, NF1),
/* C21 : UART2_TXD ==> PCHTX_SERVORX_UART */
@@ -373,23 +355,10 @@ static const struct pad_config gpio_table[] = {
static const struct pad_config early_gpio_table[] = {
/* B8 : SRCCLKREQ3# ==> WLAN_PE_RST */
PAD_CFG_GPO(GPP_B8, 0, RSMRST),
-#if IS_ENABLED(CONFIG_POPPY_USE_SPI_TPM)
- /* B15 : GSPI0_CS# ==> PCH_SPI_H1_3V3_CS_L */
- PAD_CFG_NF(GPP_B15, NONE, DEEP, NF1),
- /* B16 : GSPI0_CLK ==> PCH_SPI_H1_3V3_CLK */
- PAD_CFG_NF(GPP_B16, NONE, DEEP, NF1),
- /* B17 : GSPI0_MISO ==> PCH_SPI_H1_3V3_MISO */
- PAD_CFG_NF(GPP_B17, NONE, DEEP, NF1),
- /* B18 : GSPI0_MOSI ==> PCH_SPI_H1_3V3_MOSI */
- PAD_CFG_NF(GPP_B18, NONE, DEEP, NF1),
-#endif
-
-#if IS_ENABLED(CONFIG_POPPY_USE_I2C_TPM)
/* C18 : I2C1_SDA ==> PCH_I2C1_H1_3V3_SDA */
PAD_CFG_NF(GPP_C18, NONE, DEEP, NF1),
/* C19 : I2C1_SCL ==> PCH_I2C1_H1_3V3_SCL */
PAD_CFG_NF(GPP_C19, NONE, DEEP, NF1),
-#endif
/* Ensure UART pins are in native mode for H1. */
/* C20 : UART2_RXD ==> PCHRX_SERVOTX_UART */