diff options
| author | Ting Shen <phoenixshen@google.com> | 2022-03-31 17:51:06 +0800 |
|---|---|---|
| committer | Chromeos LUCI <chromeos-scoped@luci-project-accounts.iam.gserviceaccount.com> | 2022-04-12 07:42:21 +0000 |
| commit | 7571b9cbe8994ea8694fcd08d7d1af01d6c4c4a3 (patch) | |
| tree | 4d31d91e09cd520d57fa70c7133a404231539a9d | |
| parent | fe2fd964dfbe6ed8e1b39b268b8b0784adfa5310 (diff) | |
| download | chrome-ec-7571b9cbe8994ea8694fcd08d7d1af01d6c4c4a3.tar.gz | |
rt9490: add dt support for irq handler
Adds an `irq` property and auto generates the irq handler for
rt9490 driver.
BUG=b:220814055
TEST=zmake build krabby
BRANCH=none
Signed-off-by: Ting Shen <phoenixshen@google.com>
Change-Id: I5603880378f2ddc67b296adaaabb4948c8cba355
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/3562051
Reviewed-by: Keith Short <keithshort@chromium.org>
Commit-Queue: Ting Shen <phoenixshen@chromium.org>
Tested-by: Ting Shen <phoenixshen@chromium.org>
| -rw-r--r-- | zephyr/dts/bindings/usbc/richtek,rt9490-bc12.yaml | 6 | ||||
| -rw-r--r-- | zephyr/shim/include/usbc/utils.h | 8 | ||||
| -rw-r--r-- | zephyr/shim/src/CMakeLists.txt | 2 | ||||
| -rw-r--r-- | zephyr/shim/src/bc12_rt9490.c | 41 |
4 files changed, 57 insertions, 0 deletions
diff --git a/zephyr/dts/bindings/usbc/richtek,rt9490-bc12.yaml b/zephyr/dts/bindings/usbc/richtek,rt9490-bc12.yaml index c228669fc7..94496455a3 100644 --- a/zephyr/dts/bindings/usbc/richtek,rt9490-bc12.yaml +++ b/zephyr/dts/bindings/usbc/richtek,rt9490-bc12.yaml @@ -5,3 +5,9 @@ description: USBC BC1.2 compatible: "richtek,rt9490-bc12" + +properties: + irq: + type: phandles + description: | + GPIO interrupt from BC1.2 diff --git a/zephyr/shim/include/usbc/utils.h b/zephyr/shim/include/usbc/utils.h index a2ad495ea9..49b9aa4b71 100644 --- a/zephyr/shim/include/usbc/utils.h +++ b/zephyr/shim/include/usbc/utils.h @@ -25,4 +25,12 @@ */ #define USBC_PORT(id) DT_REG_ADDR(DT_PARENT(id)) +/* + * Get the port number from a child of `named-usbc-port` node. + * + * @param inst: instance number of the node + */ +#define USBC_PORT_FROM_INST(inst) USBC_PORT(DT_DRV_INST(inst)) + + #endif /* __CROS_EC_ZEPHYR_SHIM_USBC_UTIL */ diff --git a/zephyr/shim/src/CMakeLists.txt b/zephyr/shim/src/CMakeLists.txt index 4afacd396e..57c3748a6e 100644 --- a/zephyr/shim/src/CMakeLists.txt +++ b/zephyr/shim/src/CMakeLists.txt @@ -24,6 +24,8 @@ zephyr_library_sources_ifdef(no_libgcc libgcc_${ARCH}.S) zephyr_library_sources_ifdef(CONFIG_PLATFORM_EC_ADC adc.c) zephyr_library_sources_ifdef(CONFIG_PLATFORM_EC_BATTERY battery.c) +zephyr_library_sources_ifdef(CONFIG_PLATFORM_EC_CHARGER_RT9490 + bc12_rt9490.c) zephyr_library_sources_ifdef(CONFIG_PLATFORM_EC_HOST_INTERFACE_ESPI espi.c) zephyr_library_sources_ifdef(CONFIG_PLATFORM_EC_FAN fan.c) diff --git a/zephyr/shim/src/bc12_rt9490.c b/zephyr/shim/src/bc12_rt9490.c new file mode 100644 index 0000000000..68798241d5 --- /dev/null +++ b/zephyr/shim/src/bc12_rt9490.c @@ -0,0 +1,41 @@ +/* Copyright 2022 The Chromium OS Authors. All rights reserved. + * Use of this source code is governed by a BSD-style license that can be + * found in the LICENSE file. + */ + +#define DT_DRV_COMPAT richtek_rt9490_bc12 + +#include <devicetree.h> +#include "driver/charger/rt9490.h" +#include "gpio/gpio_int.h" +#include "hooks.h" +#include "usbc/utils.h" + +#if DT_HAS_COMPAT_STATUS_OKAY(DT_DRV_COMPAT) + +static void rt9490_bc12_enable_irqs(void) +{ + DT_INST_FOREACH_STATUS_OKAY(BC12_GPIO_ENABLE_INTERRUPT); +} +DECLARE_HOOK(HOOK_INIT, rt9490_bc12_enable_irqs, HOOK_PRIO_DEFAULT); + +#define GPIO_SIGNAL_FROM_INST(inst) \ + GPIO_SIGNAL(DT_PHANDLE(DT_INST_PHANDLE(inst, irq), irq_pin)) + +#define RT9490_DISPATCH_INTERRUPT(inst) \ + IF_ENABLED(DT_INST_NODE_HAS_PROP(inst, irq), \ + (case GPIO_SIGNAL_FROM_INST(inst): \ + rt9490_interrupt(USBC_PORT_FROM_INST(inst)); \ + break; \ + )) + +void rt9490_bc12_dt_interrupt(enum gpio_signal signal) +{ + switch (signal) { + DT_INST_FOREACH_STATUS_OKAY(RT9490_DISPATCH_INTERRUPT); + default: + break; + } +} + +#endif /* DT_HAS_COMPAT_STATUS_OKAY(DT_DRV_COMPAT) */ |