[PATCH v2 04/14] board: freescale: ls1046afrwy: Update I2C mux config

Stephen Carlson stcarlso at linux.microsoft.com
Thu Jun 24 21:34:06 CEST 2021


Updates the board configuration to enable use of the PCA9547 I2C mux.

Signed-off-by: Stephen Carlson <stcarlso at linux.microsoft.com>
---
  board/freescale/ls1046afrwy/ls1046afrwy.c     | 27 +------------------
  configs/ls1046afrwy_tfa_SECURE_BOOT_defconfig |  1 +
  configs/ls1046afrwy_tfa_defconfig             |  1 +
  3 files changed, 3 insertions(+), 26 deletions(-)

diff --git a/board/freescale/ls1046afrwy/ls1046afrwy.c b/board/freescale/ls1046afrwy/ls1046afrwy.c
index f1709dcd1c..f1c08a13f7 100644
--- a/board/freescale/ls1046afrwy/ls1046afrwy.c
+++ b/board/freescale/ls1046afrwy/ls1046afrwy.c
@@ -22,6 +22,7 @@
  #include <fsl_esdhc.h>
  #include <fsl_sec.h>
  #include <fsl_dspi.h>
+#include "../common/i2c_mux.h"

  #define LS1046A_PORSR1_REG 0x1EE0000
  #define BOOT_SRC_SD        0x20000000
@@ -38,32 +39,6 @@

  DECLARE_GLOBAL_DATA_PTR;

-int select_i2c_ch_pca9547(u8 ch, int bus_num)
-{
-	int ret;
-
-#if CONFIG_IS_ENABLED(DM_I2C)
-	struct udevice *dev;
-
-	ret = i2c_get_chip_for_busnum(bus_num, I2C_MUX_PCA_ADDR_PRI,
-				      1, &dev);
-	if (ret) {
-		printf("%s: Cannot find udev for a bus %d\n", __func__,
-		       bus_num);
-		return ret;
-	}
-	ret = dm_i2c_write(dev, 0, &ch, 1);
-#else
-	ret = i2c_write(I2C_MUX_PCA_ADDR_PRI, 0, 1, &ch, 1);
-#endif
-	if (ret) {
-		puts("PCA: failed to select proper channel\n");
-		return ret;
-	}
-
-	return 0;
-}
-
  static inline void demux_select_usb2(void)
  {
  	u32 val;
diff --git a/configs/ls1046afrwy_tfa_SECURE_BOOT_defconfig b/configs/ls1046afrwy_tfa_SECURE_BOOT_defconfig
index 33308aa0e3..4fb54f161a 100644
--- a/configs/ls1046afrwy_tfa_SECURE_BOOT_defconfig
+++ b/configs/ls1046afrwy_tfa_SECURE_BOOT_defconfig
@@ -61,3 +61,4 @@ CONFIG_USB_ETHER_ASIX88179=y
  CONFIG_USB_ETHER_RTL8152=y
  CONFIG_RSA=y
  CONFIG_NXP_ESBC=y
+CONFIG_FSL_USE_PCA9547_MUX=y
diff --git a/configs/ls1046afrwy_tfa_defconfig b/configs/ls1046afrwy_tfa_defconfig
index ea62d7fa7e..6861d22193 100644
--- a/configs/ls1046afrwy_tfa_defconfig
+++ b/configs/ls1046afrwy_tfa_defconfig
@@ -68,3 +68,4 @@ CONFIG_USB_HOST_ETHER=y
  CONFIG_USB_ETHER_ASIX=y
  CONFIG_USB_ETHER_ASIX88179=y
  CONFIG_USB_ETHER_RTL8152=y
+CONFIG_FSL_USE_PCA9547_MUX=y
-- 
2.17.1


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