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[PATCH v3 6/6] hw/arm: quanta-gbs-bmc add i2c devices


From: Hao Wu
Subject: [PATCH v3 6/6] hw/arm: quanta-gbs-bmc add i2c devices
Date: Mon, 1 Nov 2021 16:23:46 -0700

From: Patrick Venture <venture@google.com>

Adds supported i2c devices to the quanta-gbc-bmc board.

Signed-off-by: Patrick Venture <venture@google.com>
Reviewed-by: Hao Wu <wuhaotsh@google.com>
---
 hw/arm/npcm7xx_boards.c | 82 ++++++++++++++++++++++++-----------------
 1 file changed, 49 insertions(+), 33 deletions(-)

diff --git a/hw/arm/npcm7xx_boards.c b/hw/arm/npcm7xx_boards.c
index 8c72024007..e3f0d337ab 100644
--- a/hw/arm/npcm7xx_boards.c
+++ b/hw/arm/npcm7xx_boards.c
@@ -257,10 +257,12 @@ static void quanta_gsj_fan_init(NPCM7xxMachine *machine, 
NPCM7xxState *soc)
 
 static void quanta_gbs_i2c_init(NPCM7xxState *soc)
 {
+    I2CSlave *i2c_mux;
+
+    /* i2c-0: */
+    i2c_slave_create_simple(npcm7xx_i2c_get_bus(soc, 0), TYPE_PCA9546, 0x71);
+
     /*
-     * i2c-0:
-     *     pca9546@71
-     *
      * i2c-1:
      *     pca9535@24
      *     pca9535@20
@@ -269,46 +271,60 @@ static void quanta_gbs_i2c_init(NPCM7xxState *soc)
      *     pca9535@23
      *     pca9535@25
      *     pca9535@26
-     *
-     * i2c-2:
-     *     sbtsi@4c
-     *
-     * i2c-5:
-     *     atmel,24c64@50 mb_fru
-     *     pca9546@71
-     *         - channel 0: max31725@54
-     *         - channel 1: max31725@55
-     *         - channel 2: max31725@5d
-     *                      atmel,24c64@51 fan_fru
-     *         - channel 3: atmel,24c64@52 hsbp_fru
-     *
+     */
+
+    /* i2c-2: sbtsi@4c */
+
+    /* i2c-5: */
+    /* mb_fru */
+    at24c_eeprom_init(npcm7xx_i2c_get_bus(soc, 5), 5, 0x50, 8192, 0);
+    i2c_mux = i2c_slave_create_simple(npcm7xx_i2c_get_bus(soc, 5),
+                                      TYPE_PCA9546, 0x71);
+    /* max31725 is tmp105 compatible. */
+    i2c_slave_create_simple(pca954x_i2c_get_bus(i2c_mux, 0), "tmp105", 0x54);
+    i2c_slave_create_simple(pca954x_i2c_get_bus(i2c_mux, 1), "tmp105", 0x55);
+    i2c_slave_create_simple(pca954x_i2c_get_bus(i2c_mux, 2), "tmp105", 0x5d);
+    /* fan_fru */
+    at24c_eeprom_init(pca954x_i2c_get_bus(i2c_mux, 2), 5, 0x51, 8192, 1);
+    /* hsbp_fru */
+    at24c_eeprom_init(pca954x_i2c_get_bus(i2c_mux, 3), 5, 0x52, 8192, 2);
+
+    /*
      * i2c-6:
      *     pca9545@73
      *
      * i2c-7:
      *     pca9545@72
-     *
-     * i2c-8:
-     *     adi,adm1272@10
-     *
-     * i2c-9:
-     *     pca9546@71
-     *         - channel 0: isil,isl68137@60
-     *         - channel 1: isil,isl68137@61
-     *         - channel 2: isil,isl68137@63
-     *         - channel 3: isil,isl68137@45
-     *
+     */
+
+    /* i2c-8: */
+    i2c_slave_create_simple(npcm7xx_i2c_get_bus(soc, 8), "adm1272", 0x10);
+
+    /* i2c-9: */
+    i2c_slave_create_simple(npcm7xx_i2c_get_bus(soc, 9), TYPE_PCA9546, 0x71);
+    /*
+     * - channel 0: isil,isl68137@60
+     * - channel 1: isil,isl68137@61
+     * - channel 2: isil,isl68137@63
+     * - channel 3: isil,isl68137@45
+     */
+
+    /*
      * i2c-10:
      *     pca9545@71
      *
      * i2c-11:
      *     pca9545@76
-     *
-     * i2c-12:
-     *     maxim,max34451@4e
-     *     isil,isl68137@5d
-     *     isil,isl68137@5e
-     *
+     */
+
+    /* i2c-12: */
+    i2c_slave_create_simple(npcm7xx_i2c_get_bus(soc, 12), "max34451", 0x4e);
+    /*
+     * isil,isl68137@5d
+     * isil,isl68137@5e
+     */
+
+    /*
      * i2c-14:
      *     pca9545@70
      */
-- 
2.33.1.1089.g2158813163f-goog




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