[PATCH 1/2] renesas: rcar3: Expose the board id in sysinfo

[Detlev Casanova]

This is a preparation commit for selecting the correct device tree name
to be loaded depending on the board id.

Signed-off-by: Detlev Casanova <detlev.casan...@collabora.com>
---
 drivers/sysinfo/rcar3.c | 31 ++++++++++++++++++-------------
 drivers/sysinfo/rcar3.h | 21 +++++++++++++++++++++
 2 files changed, 39 insertions(+), 13 deletions(-)
 create mode 100644 drivers/sysinfo/rcar3.h

diff --git a/drivers/sysinfo/rcar3.c b/drivers/sysinfo/rcar3.c
index 7b127986da7..4252f8d452c 100644
--- a/drivers/sysinfo/rcar3.c
+++ b/drivers/sysinfo/rcar3.c
@@ -7,24 +7,12 @@
 #include <dm.h>
 #include <i2c_eeprom.h>
 #include <log.h>
-#include <sysinfo.h>
+#include "rcar3.h"
 
 #define BOARD_CODE_MASK                0xF8
 #define BOARD_REV_MASK         0x07
 #define BOARD_CODE_SHIFT       0x03
 
-#define BOARD_SALVATOR_X       0x0
-#define BOARD_KRIEK            0x1
-#define BOARD_STARTER_KIT      0x2
-#define BOARD_EAGLE            0x3
-#define BOARD_SALVATOR_XS      0x4
-#define BOARD_CONDOR           0x6
-#define BOARD_DRAAK            0x7
-#define BOARD_EBISU            0x8
-#define BOARD_STARTER_KIT_PRE  0xB
-#define BOARD_EBISU_4D         0xD
-#define BOARD_CONDOR_I         0x10
-
 /**
  * struct sysinfo_rcar_priv - sysinfo private data
  * @boardname: board model and revision
@@ -32,6 +20,7 @@
  */
 struct sysinfo_rcar_priv {
        char    boardmodel[64];
+       u8      board_id;
        u8      val;
 };
 
@@ -42,6 +31,19 @@ static int sysinfo_rcar_detect(struct udevice *dev)
        return priv->val == 0xff;
 }
 
+static int sysinfo_rcar_get_int(struct udevice *dev, int id, int *val)
+{
+       struct sysinfo_rcar_priv *priv = dev_get_priv(dev);
+
+       switch (id) {
+       case SYSINFO_ID_BOARD_MODEL:
+               *val = priv->board_id;
+               return 0;
+       default:
+               return -EINVAL;
+       };
+}
+
 static int sysinfo_rcar_get_str(struct udevice *dev, int id, size_t size, char 
*val)
 {
        struct sysinfo_rcar_priv *priv = dev_get_priv(dev);
@@ -59,6 +61,7 @@ static int sysinfo_rcar_get_str(struct udevice *dev, int id, 
size_t size, char *
 static const struct sysinfo_ops sysinfo_rcar_ops = {
        .detect = sysinfo_rcar_detect,
        .get_str = sysinfo_rcar_get_str,
+       .get_int = sysinfo_rcar_get_int,
 };
 
 static void sysinfo_rcar_parse(struct sysinfo_rcar_priv *priv)
@@ -68,6 +71,8 @@ static void sysinfo_rcar_parse(struct sysinfo_rcar_priv *priv)
        bool salvator_xs = false;
        bool ebisu_4d = false;
        bool condor_i = false;
+
+       priv->board_id = board_id;
        char rev_major = '?';
        char rev_minor = '?';
 
diff --git a/drivers/sysinfo/rcar3.h b/drivers/sysinfo/rcar3.h
new file mode 100644
index 00000000000..21ae918d9bb
--- /dev/null
+++ b/drivers/sysinfo/rcar3.h
@@ -0,0 +1,21 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright (C) 2023 Detlev Casanova <detlev.casan...@collabora.com>
+ */
+
+#include <sysinfo.h>
+
+#define BOARD_SALVATOR_X       0x0
+#define BOARD_KRIEK            0x1
+#define BOARD_STARTER_KIT      0x2
+#define BOARD_EAGLE            0x3
+#define BOARD_SALVATOR_XS      0x4
+#define BOARD_CONDOR           0x6
+#define BOARD_DRAAK            0x7
+#define BOARD_EBISU            0x8
+#define BOARD_STARTER_KIT_PRE  0xB
+#define BOARD_EBISU_4D         0xD
+#define BOARD_CONDOR_I         0x10
+
+
+
-- 
2.39.3