[S] Change in coreboot[master]: soc/amd/morgana/data_fabric: Add register bitslice struct

[Fred Reitberger (Code Review)]

Fred Reitberger has submitted this change. ( https://review.coreboot.org/c/coreboot/+/69071 )

Change subject: soc/amd/morgana/data_fabric: Add register bitslice struct
......................................................................

soc/amd/morgana/data_fabric: Add register bitslice struct

Add structs to define the data_fabric register bitfields, updated per
morgana ppr #57396, rev 1.52

Update IOMS0_FABRIC_ID and DF_MMIO_NP per referenced ppr.

Signed-off-by: Fred Reitberger 
Change-Id: If64c875026b643c584975f7abffad9b35f1a7b44
Reviewed-on: https://review.coreboot.org/c/coreboot/+/69071
Tested-by: build bot (Jenkins) 
Reviewed-by: Felix Held 
---
M src/soc/amd/morgana/include/soc/data_fabric.h
1 file changed, 46 insertions(+), 2 deletions(-)

Approvals:
  build bot (Jenkins): Verified
  Felix Held: Looks good to me, approved

diff --git a/src/soc/amd/morgana/include/soc/data_fabric.h b/src/soc/amd/morgana/include/soc/data_fabric.h
index c210e47..203ca1c 100644
--- a/src/soc/amd/morgana/include/soc/data_fabric.h
+++ b/src/soc/amd/morgana/include/soc/data_fabric.h
@@ -8,10 +8,36 @@
 #include <types.h>

/* SoC-specific bits in D18F0_MMIO_CTRL0 */
-#define   DF_MMIO_NP			BIT(16)
+#define   DF_MMIO_NP			BIT(3)

-#define IOMS0_FABRIC_ID			9
+#define IOMS0_FABRIC_ID			14

#define NUM_NB_MMIO_REGS		8

+union df_mmio_control {
+	struct {
+		uint32_t re        :  1; /* [ 0.. 0] */
+		uint32_t we        :  1; /* [ 1.. 1] */
+		uint32_t           :  1; /* [ 2.. 2] */
+		uint32_t np        :  1; /* [ 3.. 3] */
+		uint32_t           : 12; /* [15.. 4] */
+		uint32_t fabric_id :  6; /* [21..16] */
+		uint32_t           : 10; /* [31..22] */
+	};
+	uint32_t raw;
+};
+
+union df_ficaa {
+	struct {
+		uint32_t cfg_inst_acc_en :  1; /* [ 0.. 0] */
+		uint32_t reg_num         : 10; /* [10.. 1] */
+		uint32_t func_num        :  3; /* [13..11] */
+		uint32_t b64_en          :  1; /* [14..14] */
+		uint32_t                 :  1; /* [15..15] */
+		uint32_t inst_id         :  8; /* [23..16] */
+		uint32_t                 :  8; /* [31..24] */
+	};
+	uint32_t raw;
+};
+
 #endif /* AMD_MORGANA_DATA_FABRIC_H */