<p>Justin TerAvest has uploaded this change for <strong>review</strong>.</p><p><a href="https://review.coreboot.org/23500">View Change</a></p><pre style="font-family: monospace,monospace; white-space: pre-wrap;">drivers/i2c/tpm: Add irq_gpio support to tpm.<br><br>Grunt (a amd-stoneyridge based platform) uses a GPIO to interface with<br>the tpm. This change allows devicetree entries to use a irq_gpio entry<br>to describe the interface with the TPM.<br><br>BUG=b:72655090<br><br>Change-Id: I08289891408d7176f68eb9c67f7a417a2448c2de<br>Signed-off-by: Justin TerAvest <teravest@chromium.org><br>---<br>M src/drivers/i2c/tpm/chip.c<br>M src/drivers/i2c/tpm/chip.h<br>2 files changed, 6 insertions(+), 1 deletion(-)<br><br></pre><pre style="font-family: monospace,monospace; white-space: pre-wrap;">git pull ssh://review.coreboot.org:29418/coreboot refs/changes/00/23500/1</pre><pre style="font-family: monospace,monospace; white-space: pre-wrap;"><span>diff --git a/src/drivers/i2c/tpm/chip.c b/src/drivers/i2c/tpm/chip.c</span><br><span>index 6d5c28a..2655b0d 100644</span><br><span>--- a/src/drivers/i2c/tpm/chip.c</span><br><span>+++ b/src/drivers/i2c/tpm/chip.c</span><br><span>@@ -55,7 +55,11 @@</span><br><span> acpigen_write_name("_CRS");</span><br><span> acpigen_write_resourcetemplate_header();</span><br><span> acpi_device_write_i2c(&i2c);</span><br><span style="color: hsl(0, 100%, 40%);">- acpi_device_write_interrupt(&config->irq);</span><br><span style="color: hsl(120, 100%, 40%);">+ if (config->irq_gpio.pin_count)</span><br><span style="color: hsl(120, 100%, 40%);">+ acpi_device_write_gpio(&config->irq_gpio);</span><br><span style="color: hsl(120, 100%, 40%);">+ else</span><br><span style="color: hsl(120, 100%, 40%);">+ acpi_device_write_interrupt(&config->irq);</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span> acpigen_write_resourcetemplate_footer();</span><br><span> </span><br><span> acpigen_pop_len(); /* Device */</span><br><span>diff --git a/src/drivers/i2c/tpm/chip.h b/src/drivers/i2c/tpm/chip.h</span><br><span>index 5abd3a9..149627f 100644</span><br><span>--- a/src/drivers/i2c/tpm/chip.h</span><br><span>+++ b/src/drivers/i2c/tpm/chip.h</span><br><span>@@ -7,4 +7,5 @@</span><br><span> unsigned int uid; /* ACPI _UID */</span><br><span> enum i2c_speed speed; /* Bus speed in Hz, default is I2C_SPEED_FAST */</span><br><span> struct acpi_irq irq; /* Interrupt */</span><br><span style="color: hsl(120, 100%, 40%);">+ struct acpi_gpio irq_gpio; /* GPIO interrupt */</span><br><span> };</span><br><span></span><br></pre><p>To view, visit <a href="https://review.coreboot.org/23500">change 23500</a>. To unsubscribe, or for help writing mail filters, visit <a href="https://review.coreboot.org/settings">settings</a>.</p><div itemscope itemtype="http://schema.org/EmailMessage"><div itemscope itemprop="action" itemtype="http://schema.org/ViewAction"><link itemprop="url" href="https://review.coreboot.org/23500"/><meta itemprop="name" content="View Change"/></div></div>
<div style="display:none"> Gerrit-Project: coreboot </div>
<div style="display:none"> Gerrit-Branch: master </div>
<div style="display:none"> Gerrit-MessageType: newchange </div>
<div style="display:none"> Gerrit-Change-Id: I08289891408d7176f68eb9c67f7a417a2448c2de </div>
<div style="display:none"> Gerrit-Change-Number: 23500 </div>
<div style="display:none"> Gerrit-PatchSet: 1 </div>
<div style="display:none"> Gerrit-Owner: Justin TerAvest <teravest@chromium.org> </div>