zephyr: add ppc emulators to the shim

For auto generate ppc_chips array from device tree in test code.

BUG=none
TEST=./twister -T zephyr/test/drivers/
BRANCH=none

Signed-off-by: Ting Shen <phoenixshen@google.com>
Change-Id: Ida472578194448c1482da5fda29b7a2a08c0b57e
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/3920231
Tested-by: Ting Shen <phoenixshen@chromium.org>
Commit-Queue: Ting Shen <phoenixshen@chromium.org>
Reviewed-by: Yuval Peress <peress@google.com>
Code-Coverage: Zoss <zoss-cl-coverage@prod.google.com>

5 files changed, 19 insertions, 28 deletions

diff --git a/zephyr/shim/include/usbc/ppc_sn5s330.h b/zephyr/shim/include/usbc/ppc_sn5s330.h
index ecbcb53deb..2b70d69e64 100644
--- a/zephyr/shim/include/usbc/ppc_sn5s330.h
+++ b/zephyr/shim/include/usbc/ppc_sn5s330.h
@@ -6,6 +6,7 @@
 #include "ppc/sn5s330_public.h"
 
 #define SN5S330_COMPAT ti_sn5s330
+#define SN5S330_EMUL_COMPAT cros_sn5s330_emul
 
 #define PPC_CHIP_SN5S330(id)                 \
 	{ .i2c_port = I2C_PORT_BY_DEV(id),   \
diff --git a/zephyr/shim/include/usbc/ppc_syv682x.h b/zephyr/shim/include/usbc/ppc_syv682x.h
index 33813a5256..9924e6da5e 100644
--- a/zephyr/shim/include/usbc/ppc_syv682x.h
+++ b/zephyr/shim/include/usbc/ppc_syv682x.h
@@ -6,6 +6,7 @@
 #include "ppc/syv682x_public.h"
 
 #define SYV682X_COMPAT silergy_syv682x
+#define SYV682X_EMUL_COMPAT zephyr_syv682x_emul
 
 #define PPC_CHIP_SYV682X(id)                                              \
 	{                                                                 \
diff --git a/zephyr/shim/src/ppc.c b/zephyr/shim/src/ppc.c
index 87161407ae..c4c54d002f 100644
--- a/zephyr/shim/src/ppc.c
+++ b/zephyr/shim/src/ppc.c
@@ -12,11 +12,13 @@
 #include "usbc/ppc_syv682x.h"
 #include "usbc/ppc.h"
 
-#if DT_HAS_COMPAT_STATUS_OKAY(AOZ1380_COMPAT) ||        \
-	DT_HAS_COMPAT_STATUS_OKAY(NX20P348X_COMPAT) ||  \
-	DT_HAS_COMPAT_STATUS_OKAY(RT1739_PPC_COMPAT) || \
-	DT_HAS_COMPAT_STATUS_OKAY(SN5S330_COMPAT) ||    \
-	DT_HAS_COMPAT_STATUS_OKAY(SYV682X_COMPAT)
+#if DT_HAS_COMPAT_STATUS_OKAY(AOZ1380_COMPAT) ||          \
+	DT_HAS_COMPAT_STATUS_OKAY(NX20P348X_COMPAT) ||    \
+	DT_HAS_COMPAT_STATUS_OKAY(RT1739_PPC_COMPAT) ||   \
+	DT_HAS_COMPAT_STATUS_OKAY(SN5S330_COMPAT) ||      \
+	DT_HAS_COMPAT_STATUS_OKAY(SN5S330_EMUL_COMPAT) || \
+	DT_HAS_COMPAT_STATUS_OKAY(SYV682X_COMPAT) ||      \
+	DT_HAS_COMPAT_STATUS_OKAY(SYV682X_EMUL_COMPAT)
 
 #define PPC_CHIP_ENTRY(usbc_id, ppc_id, config_fn) \
 	[USBC_PORT_NEW(usbc_id)] = config_fn(ppc_id)
@@ -25,12 +27,14 @@
 	COND_CODE_1(DT_NODE_HAS_COMPAT(ppc_id, compat),  \
 		    (PPC_CHIP_ENTRY(usbc_id, ppc_id, config_fn)), ())
 
-#define PPC_CHIP_FIND(usbc_id, ppc_id)                                      \
-	CHECK_COMPAT(AOZ1380_COMPAT, usbc_id, ppc_id, PPC_CHIP_AOZ1380)     \
-	CHECK_COMPAT(NX20P348X_COMPAT, usbc_id, ppc_id, PPC_CHIP_NX20P348X) \
-	CHECK_COMPAT(RT1739_PPC_COMPAT, usbc_id, ppc_id, PPC_CHIP_RT1739)   \
-	CHECK_COMPAT(SN5S330_COMPAT, usbc_id, ppc_id, PPC_CHIP_SN5S330)     \
-	CHECK_COMPAT(SYV682X_COMPAT, usbc_id, ppc_id, PPC_CHIP_SYV682X)
+#define PPC_CHIP_FIND(usbc_id, ppc_id)                                       \
+	CHECK_COMPAT(AOZ1380_COMPAT, usbc_id, ppc_id, PPC_CHIP_AOZ1380)      \
+	CHECK_COMPAT(NX20P348X_COMPAT, usbc_id, ppc_id, PPC_CHIP_NX20P348X)  \
+	CHECK_COMPAT(RT1739_PPC_COMPAT, usbc_id, ppc_id, PPC_CHIP_RT1739)    \
+	CHECK_COMPAT(SN5S330_COMPAT, usbc_id, ppc_id, PPC_CHIP_SN5S330)      \
+	CHECK_COMPAT(SN5S330_EMUL_COMPAT, usbc_id, ppc_id, PPC_CHIP_SN5S330) \
+	CHECK_COMPAT(SYV682X_COMPAT, usbc_id, ppc_id, PPC_CHIP_SYV682X)      \
+	CHECK_COMPAT(SYV682X_EMUL_COMPAT, usbc_id, ppc_id, PPC_CHIP_SYV682X)
 
 #define PPC_CHIP(usbc_id)                           \
 	COND_CODE_1(DT_NODE_HAS_PROP(usbc_id, ppc), \
diff --git a/zephyr/test/drivers/boards/native_posix.overlay b/zephyr/test/drivers/boards/native_posix.overlay
index dca217e181..231a3714aa 100644
--- a/zephyr/test/drivers/boards/native_posix.overlay
+++ b/zephyr/test/drivers/boards/native_posix.overlay
@@ -37,12 +37,14 @@
 			reg = <0>;
 			chg = <&isl923x_emul>;
 			tcpc = <&tcpci_emul>;
+			ppc = <&sn5s330_emul>;
 		};
 
 		port1@1 {
 			compatible = "named-usbc-port";
 			reg = <1>;
 			tcpc = <&ps8xxx_emul>;
+			ppc = <&syv682x_emul>;
 		};
 	};
 
diff --git a/zephyr/test/drivers/common/src/stubs.c b/zephyr/test/drivers/common/src/stubs.c
index 2683b326a8..57f4847ffa 100644
--- a/zephyr/test/drivers/common/src/stubs.c
+++ b/zephyr/test/drivers/common/src/stubs.c
@@ -220,23 +220,6 @@ int pd_set_power_supply_ready(int port)
 	return EC_SUCCESS;
 }
 
-/* USBC PPC configuration */
-struct ppc_config_t ppc_chips[] = {
-	[USBC_PORT_C0] = {
-		.i2c_port = I2C_PORT_USB_C0,
-		.i2c_addr_flags = SN5S330_ADDR0_FLAGS,
-		.drv = &sn5s330_drv,
-	},
-	[USBC_PORT_C1] = {
-		.i2c_port = I2C_PORT_USB_C1,
-		.i2c_addr_flags = SYV682X_ADDR1_FLAGS,
-		.frs_en = GPIO_SIGNAL(DT_NODELABEL(gpio_usb_c1_frs_en)),
-		.drv = &syv682x_drv,
-	},
-};
-BUILD_ASSERT(ARRAY_SIZE(ppc_chips) == USBC_PORT_COUNT);
-unsigned int ppc_cnt = ARRAY_SIZE(ppc_chips);
-
 DEFINE_FAKE_VOID_FUNC(system_hibernate, uint32_t, uint32_t);
 
 DEFINE_FAKE_VOID_FUNC(board_reset_pd_mcu);